A molding device for silicon particle inoculant of high-strength nodular cast iron production
By designing a silicon particle inoculant forming device with a hammerhead and hammer plate structure and an adjustable filter screen, the problem of multiple crushing of silicon particle inoculants in the existing technology has been solved, and efficient crushing and forming of silicon particle inoculants of different particle sizes has been achieved to meet production needs.
Patent Information
- Application Number
- CN202510275608.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-10
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2045-03-10
AI Technical Summary
Existing crushers have limited ability to pulverize silicon inoculants, requiring multiple crushing operations to achieve small particles, resulting in low efficiency.
A silicon inoculant forming device for producing high-strength ductile iron was designed. It adopts a hammer head and hammer plate structure, combined with an adjustable filter screen and a hydraulically driven hammer disc to achieve multi-stage crushing of silicon inoculants. Different particle sizes can be achieved by adjusting the position of the detachable filter screen and the hydraulically driven hammer disc.
It enables the one-time crushing and shaping of silicon inoculant particles of different sizes, improving crushing efficiency and meeting the production requirements of different particulate matter needs.
Smart Images
Figure CN119869679B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application belongs to the technical field of silicon particle inoculant production equipment, and particularly relates to a silicon particle inoculant forming device for high-strength nodular cast iron production. BACKGROUND
[0002] Nodular cast iron is a kind of high-strength cast iron material. The nodular cast iron is obtained by spheroidizing and inoculating treatment to obtain spherical graphite, effectively improving the mechanical properties of the cast iron. By adding an inoculant to promote the formation of graphite during the solidification of the cast iron, the shape, size and spherulite density of the graphite can be controlled, and the amount of graphite relative to the amount of iron carbide can also be controlled.
[0003] Silicon particle inoculant is an important industrial raw material, mainly used in the production of sand cores in the casting process. It is composed of three parts: silicate, inoculant and binder. Silicate provides good refractoriness and fluidity, inoculant refines silicate particles to improve product strength and refractory performance, and binder binds silicon particle inoculant together to form a sand core.
[0004] The initial silicon particle inoculant prepared has different particle sizes, and needs to be crushed into sand cores with uniform particle size for use. The degree of crushing of the particles by the crusher is limited. When it is necessary to crush the particles into smaller particles, the material needs to be repeatedly fed into the crusher for multiple crushing to achieve the effect of small particles. SUMMARY
[0005] The application is proposed to solve the technical problem that the degree of crushing of the particles by the crusher is limited, and when it is necessary to crush the particles into smaller particles, the material needs to be repeatedly fed into the crusher for multiple crushing to achieve the effect of small particles. A silicon particle inoculant forming device for high-strength nodular cast iron production is proposed.
[0006] In order to achieve the above-mentioned purpose, the application adopts the following technical scheme:
[0007] A silicon particle inoculant forming device for high-strength nodular cast iron production, comprising a crushing and forming machine body, a center shaft is installed in the crushing and forming machine body by a driving motor, a hammer head is arranged around the center shaft, a plurality of hammer plates are further arranged on the surface of the hammer head, a hammer disc is arranged on one side of the center shaft in the crushing and forming machine body, and a supporting mechanism is arranged between the hammer disc and the inner wall of the crushing and forming machine body.
[0008] A filter screen is clamped to the bottom of the inner surface of the crushing and forming machine body, a clamping mechanism is symmetrically arranged on the crushing and forming machine body, the filter screen is installed in the crushing and forming machine body through the clamping mechanism, a collecting groove is arranged at the bottom of the crushing and forming machine body, the collecting groove is used to carry the silicon particle inoculant particles after forming, and a feeding port is arranged at the upper end of the crushing and forming machine body.
[0009] The support mechanism comprises a hydraulic cylinder, a driving shaft is fixedly connected to the driving end of the hydraulic cylinder, and the driving shaft is slidably connected to the hammer disc at the end away from the hydraulic cylinder.
[0010] Preferably, the hydraulic cylinder is rotatably connected to the upper inner wall of the crushing and forming machine body, a sliding groove is formed in the surface of the hammer disc, a sliding block is slidably connected to the sliding groove, and the end of the driving shaft away from the hydraulic cylinder is rotatably connected to the sliding block.
[0011] Preferably, the end of the driving shaft away from the hydraulic cylinder is fixedly connected to a first rotating shaft, the first rotating shaft is rotatably connected to the sliding block, the support mechanism further comprises a first pressing shaft and a second pressing shaft rotatably connected together, the end of the second pressing shaft is rotatably connected to the surface of the hammer disc, the end of the first pressing shaft is rotatably connected to the bottom inner wall of the crushing and forming machine body, and the first rotating shaft is movably connected to the connection position of the first pressing shaft and the second pressing shaft.
[0012] Preferably, the lower end of the connecting shaft is rotatably connected to a second rotating shaft, the second rotating shaft penetrates through the connection end of the first pressing shaft and the second pressing shaft, and the first pressing shaft and the second pressing shaft are rotatably connected together through the second rotating shaft.
[0013] Preferably, the driving motor is fixedly installed on the surface of the crushing and forming machine body, the driving end of the driving motor is fixedly connected to the central shaft, a limiting plate is arranged on the inner wall of the crushing and forming machine body, and the upper end of the hammer disc is slidably connected to the limiting plate.
[0014] Preferably, the clamping mechanism comprises a clamping shaft, the two ends of the filter screen plate are provided with recessed shafts matched with the clamping shaft, a groove is formed in the surface of the crushing and forming machine body, a spring is arranged in the groove, the spring is fixedly connected to one side of the clamping shaft, and the recessed shafts are clamped in the clamping shaft.
[0015] Compared with the prior art, the present application has the following advantages:
[0016] 1. The device can crush silicon particle inoculants of different sizes as needed, the silicon particle inoculants to be crushed are sent into the crushing and forming machine body through the feeding port, the driving motor drives the hammer plate and the hammer head to rotate through the driving end, the silicon particle inoculants between them are crushed, the crushed particles are filtered by the filter screen plate, and the crushed and formed silicon particle inoculants are collected in the collecting groove.
[0017] 2, the device forms different particles, different size filter screen is needed, the filter screen is detachable through the clamping mechanism, the filter screen is inserted from the side of the crushing forming machine body, the clamping shaft is clamped with the concave shaft under the action of spring, the concave shaft is limited to the filter screen, so that the filter screen can be fixed. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 A side structure schematic view of a silicon particle inoculant forming device for high-strength ductile cast iron production is provided.
[0019] Figure 2 Another side structure schematic view of a silicon particle inoculant forming device for high-strength ductile cast iron production is provided.
[0020] Figure 3 An internal structure schematic view of a silicon particle inoculant forming device for high-strength ductile cast iron production is provided.
[0021] Figure 4 An internal plane structure schematic view of a silicon particle inoculant forming device for high-strength ductile cast iron production is provided.
[0022] Figure 5 A structure enlarged view of A in the figure. Figure 3
[0023] In the figure: 1 crushing forming machine body, 2 feeding port, 3 collecting groove, 4 driving motor, 5 hammer disc, 6 center shaft, 7 hammer plate, 8 hammer head, 9 limiting plate, 10 hydraulic cylinder, 11 driving shaft, 12 sliding block, 13 connecting shaft, 14 first pressing shaft, 15 second pressing shaft, 16 filter screen, 17 first rotating shaft, 18 sliding groove, 19 second rotating shaft, 20 concave shaft, 21 clamping shaft, 22 spring, 23 groove. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all.
[0025] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the present application.
[0026] ReferenceFigures 1-5 The application discloses a molding device for silicon particle inoculant for high-strength nodular cast iron production, which comprises a crushing molding body 1, a central shaft 6 is arranged in the crushing molding body 1 and is driven by a driving motor 4, a hammer head 8 is arranged around the central shaft 6, a plurality of hammer plates 7 are further arranged on the surface of the hammer head 8, a hammer disc 5 is arranged on one side of the central shaft 6 in the crushing molding body 1, and a supporting mechanism is arranged between the hammer disc 5 and the inner wall of the crushing molding body 1.
[0027] A filter screen plate 16 is clamped to the bottom of the inner surface of the crushing molding body 1, the crushing molding body 1 is symmetrically provided with a clamping mechanism, the filter screen plate 16 is arranged in the crushing molding body 1 through the clamping mechanism, a collecting groove 3 is arranged at the bottom of the crushing molding body 1 and is used for bearing the silicon particle inoculant particles after molding, and a feeding port 2 is arranged at the upper end of the crushing molding body 1.
[0028] The supporting mechanism comprises a hydraulic cylinder 10, a driving shaft 11 is fixedly connected to the driving end of the hydraulic cylinder 10, and the end, away from the hydraulic cylinder 10, of the driving shaft 11 is slidably connected with the hammer disc 5.
[0029] The hydraulic cylinder 10 is rotationally connected with the upper inner wall of the crushing molding body 1, a sliding groove 18 is formed in the surface of the hammer disc 5, a sliding block 12 is slidably connected with the sliding groove 18, and the end, away from the hydraulic cylinder 10, of the driving shaft 11 is rotationally connected with the sliding block 12. The supporting mechanism can change the position of the hammer disc 5 in the crushing molding body 1, when the central shaft 6 rotates, the silicon particle inoculant is stirred, the edge positions of the hammer plates 7 and the hammer head 8 are extruded against the hammer disc 5, the silicon particle inoculant can be crushed in the extruding process, the distance between the hammer plates 7, the hammer head 8 and the hammer disc 5 can change the size of the silicon particle inoculant particles after crushing, and spaces exist between the hammer plates 7 to avoid the problem of jamming during crushing.
[0030] The end, away from the hydraulic cylinder 10, of the driving shaft 11 is fixedly connected with a first rotating shaft 17, the first rotating shaft 17 is rotationally connected with the sliding block 12, the supporting mechanism further comprises a first pressing shaft 14 and a second pressing shaft 15 which are rotationally connected together, one end of the second pressing shaft 15 is rotationally connected with the surface of the hammer disc 5, one end of the first pressing shaft 14 is rotationally connected with the bottom inner wall of the crushing molding body 1, and the first rotating shaft 17 is movably connected with the connection positions of the first pressing shaft 14 and the second pressing shaft 15. When the hydraulic cylinder 10 drives the driving shaft 11 to move through the driving end, the action point of the driving shaft 11 is limited, the second pressing shaft 15 is connected through a connecting shaft 13, the second pressing shaft 15 is slidably connected with the hammer disc 5, the second pressing shaft 15 is arranged to increase the support, so that the position of the hammer disc 5 is stable.
[0031] The lower end of the connecting shaft 13 is rotatably connected with a second rotating shaft 19, the second rotating shaft 19 is inserted through one end of the first pressing shaft 14 and the second pressing shaft 15, and the first pressing shaft 14 and the second pressing shaft 15 are rotatably connected together through the second rotating shaft 19. The connecting shaft 13 is connected with the first pressing shaft 14 and the second pressing shaft 15 through the second rotating shaft 19, and the connection between the first pressing shaft 14 and the second pressing shaft 15 is also realized through the second rotating shaft 19.
[0032] The driving motor 4 is fixedly installed on the surface of the crushing and forming machine body 1, the driving end of the driving motor 4 is fixedly connected with the central shaft 6, a limiting plate 9 is arranged on the inner wall of the crushing and forming machine body 1, and the upper end of the hammer disc 5 is slidably connected with the limiting plate 9. The driving motor 4 drives the central shaft 6 to rotate through the driving end.
[0033] The clamping mechanism comprises a clamping shaft 21, the two ends of the filter screen plate 16 are provided with recessed shafts 20 matched with the clamping shaft 21, a groove 23 is formed on the surface of the crushing and forming machine body 1, a spring 22 is arranged in the groove 23, the spring 22 is fixedly connected to one side of the clamping shaft 21, and the recessed shaft 20 is clamped in the clamping shaft 21. When the filter screen plate 16 is installed, the filter screen plate 16 is inserted into the bottom of the crushing and forming machine body 1, the clamping shaft 21 is clamped outside the recessed shaft 20 under the elastic force of the spring 22, so that the position of the filter screen plate 16 is fixed.
[0034] The silicon particle inoculant to be crushed is fed into the crushing and forming machine body 1 through the feeding port 2, the driving motor 4 drives the central shaft 6 to rotate through the driving end, the hammer plate 7 and the hammer head 8 can be driven to rotate along with the rotation of the central shaft 6, the edges of the hammer plate 7 and the hammer head 8 are extruded against the hammer disc 5 in the process of rotation, and the silicon particle inoculant particles between them are crushed, the crushed particles are filtered by the filter screen plate 16, and the crushed and formed silicon particle inoculant is collected in the collecting groove 3.
[0035] According to the production preparation needs, the size of the silicon particle inoculant particles required is different, so the position of the hammer disc 5 in the crushing and forming machine body 1 is adjusted, the hydraulic cylinder 10 is started, the hydraulic cylinder 10 can drive the driving shaft 11 to stretch and retract through the driving end, the driving shaft 11 stretches to push the sliding block 12 to slide downward along the sliding groove 18, the driving shaft 11 drives the connecting shaft 13 to move downward through the sliding block 12, the connecting shaft 13 pushes the second rotating shaft 19, so that the included angle between the first pressing shaft 14 and the second pressing shaft 15 becomes larger, thereby pushing the hammer disc 5 to move closer to the hammer head 8, so that smaller particles are crushed and formed, and vice versa, larger particles are crushed and formed.
[0036] Different granules need to use different size filter screen plate 16, filter screen plate 16 through the clamping mechanism realizes the effect of detachable replacement, after inserting from the side of the crushing forming machine body 1, the clamping shaft 21 under the elastic force of spring 22, make the clamping shaft 21 and the recessed shaft 20 clamping, through the limitation of recessed shaft 20 to filter screen plate 16, so as to can fix the filter screen plate 16.
[0037] The above description is only the preferred embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art within the technical range disclosed by the present application, according to the technical scheme and the inventive concept of the present application, equivalent replacement or change, should be covered within the protection scope of the present application.
Claims
1. A molding device for silicon particle inoculant for high-strength ductile cast iron production, comprising a crushing molding machine body (1), characterized in that, The center shaft (6) is installed in the breaking and forming machine body (1) through a driving motor (4), a hammer head (8) is arranged around the center shaft (6), a plurality of hammer plates (7) are further arranged on the surface of the hammer head (8), a hammer disc (5) is arranged on one side of the center shaft (6) in the breaking and forming machine body (1), and a supporting mechanism is arranged between the hammer disc (5) and the inner wall of the breaking and forming machine body (1); The bottom of the inner surface of the breaking and forming machine body (1) is clamped with a filter screen plate (16), the breaking and forming machine body (1) is symmetrically provided with a clamping mechanism, the filter screen plate (16) is installed in the breaking and forming machine body (1) through the clamping mechanism, the bottom of the breaking and forming machine body (1) is provided with a collecting groove (3), the collecting groove (3) is used for carrying the formed silicon particle inoculant particles, and the upper end of the breaking and forming machine body (1) is provided with a feeding port (2). The supporting mechanism comprises a hydraulic cylinder (10), the driving end of the hydraulic cylinder (10) is fixedly connected with a driving shaft (11), and the end, away from the hydraulic cylinder (10), of the driving shaft (11) is slidably connected with the hammer disc (5). The hydraulic cylinder (10) is rotationally connected with the upper inner wall of the breaking and forming machine body (1), the surface of the hammer disc (5) is provided with a sliding groove (18), the sliding groove (18) is slidably connected with a sliding block (12), and the end, away from the hydraulic cylinder (10), of the driving shaft (11) is rotationally connected with the sliding block (12). The end, away from the hydraulic cylinder (10), of the driving shaft (11) is fixedly connected with a first rotating shaft (17), the first rotating shaft (17) is rotationally connected with the sliding block (12), the supporting mechanism further comprises a first pressing shaft (14) and a second pressing shaft (15) which are rotationally connected together, one end of the second pressing shaft (15) is rotationally connected with the surface of the hammer disc (5), one end of the first pressing shaft (14) is rotationally connected with the bottom inner wall of the breaking and forming machine body (1), and the first rotating shaft (17) is movably connected with the connection position of the first pressing shaft (14) and the second pressing shaft (15); a connecting shaft (13) is rotationally connected with the first rotating shaft (17), a second rotating shaft (19) is rotationally connected with the lower end of the connecting shaft (13), the second rotating shaft (19) penetrates through one end of the first pressing shaft (14) and the second pressing shaft (15) which are connected together, and the first pressing shaft (14) and the second pressing shaft (15) are rotationally connected together through the second rotating shaft (19).
2. A molding device for a silicon particle inoculant for high-strength ductile cast iron production according to claim 1, characterized in that, The driving motor (4) is fixedly installed on the surface of the breaking and forming machine body (1), the driving end of the driving motor (4) is fixedly connected with the center shaft (6), the inner wall of the breaking and forming machine body (1) is provided with a limiting plate (9), and the upper end of the hammer disc (5) is slidably connected with the limiting plate (9).
3. The molding device for silicon particle inoculant of high-strength ductile cast iron production according to claim 1, characterized in that, The clamping mechanism comprises a clamping shaft (21), both ends of the filter screen plate (16) are provided with a recessed shaft (20) matched with the clamping shaft (21), a groove (23) is formed on the surface of the crushing and forming machine body (1), a spring (22) is arranged in the groove (23), the spring (22) is fixedly connected to one side of the clamping shaft (21), and the recessed shaft (20) is clamped in the clamping shaft (21).
Citation Information
Patent Citations
Horizontal impact crusher
CN210994554U
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CN216322304U