Granularity screening and detecting device for silicon nitride ceramic engineering material

Abstract

The utility model discloses a silicon nitride ceramic engineering material granularity screening detection device which comprises a screening box, two open grooves are formed in the inner surface of the screening box, the upper surfaces of the open grooves are fixedly connected with vibration motors, the output ends of the vibration motors are fixedly connected with clamping plates, the clamping plates are provided with sliding grooves, and the sliding grooves are fixedly connected with the screening box. A first screening plate and a second screening plate are movably connected into the two sliding grooves, springs are fixedly connected to the upper surfaces of the clamping plates, and the other ends of the springs are fixedly connected with the inner surfaces of the open grooves. A support is fixedly connected to the lower surface of the clamping plate, a fixing bolt is arranged on the support, a threaded hole is formed in the clamping plate, and threaded grooves are formed in the first screening plate and the second screening plate. Through the components and the vibration screening plate, materials are rapidly separated and filtered on the screening surface, and the screening speed and efficiency are improved; and the screening plate is convenient to disassemble, clean and replace.

Description

TECHNICAL FIELD

[0001] The utility model relates to material granularity screening detection technical field, especially a kind of silicon nitride ceramic engineering material granularity screening detection device. BACKGROUND

[0002] Silicon nitride is an important structural ceramic material, people often use it to manufacture bearing, gas turbine blade, mechanical seal ring, permanent mold and other mechanical components after production and processing, and the granularity of silicon nitride is different, so it needs to be screened, and the existing screening method is mostly manual screening or using a rotary vibrating screen to screen, the manual screening method can improve the labor intensity of workers, the structure of rotary vibrating screen is complex, and it is not convenient to take down the screen for cleaning, and when the material accumulated on the upper end of some screen is too much, even if the material is smaller than the aperture of the screen, it cannot fall down.

[0003] Chinese patent network discloses a kind of silicon nitride ceramic engineering material granularity screening detection device with the label "CN213967583U", by setting workbench, machine case being set on workbench, screening device being set outside machine case and drive device for driving screening device to sway being set in machine case;Right side wall of the machine case is equipped with opening, and drive device is provided with the connecting block extending to the outside of opening and connected with the screening device;The screening device includes support column fixedly connected with the connecting block, support ring fixedly welded with the lower part of support column, and screen frame group clamped on support ring;The screen frame group is composed of a plurality of screen frames with gradually increasing mesh size from top to bottom, and the uppermost screen frame is placed with material.But it is inconvenient to take down and clean the screen frame when in use. UTILITY MODEL CONTENT

[0004] The utility model aims at least to solve one of the technical problems existing in the prior art, provide a kind of silicon nitride ceramic engineering material granularity screening detection device, by the cooperation of screening box, slot, vibration motor, clamping plate, sliding slot, first screening plate, second screening plate, spring, support, fixed bolt, threaded hole and thread groove, material can be quickly separated and filtered on screen surface by vibrating screening plate, screening speed and efficiency are improved, and the phenomenon of material plugging screen hole is reduced;It is convenient to disassemble screening plate, and it is convenient to clean and replace screening plate.

[0005] This utility model also provides a particle size screening and detection device for silicon nitride ceramic engineering materials, comprising: a screening box, the inner surface of which has two slots, a vibrating motor fixedly connected to the upper surface of the slots, a clamping plate fixedly connected to the output end of the vibrating motor, the clamping plate having a sliding groove, a first screening plate and a second screening plate movably connected within the two sliding grooves, a spring fixedly connected to the upper surface of the clamping plate, the other end of the spring fixedly connected to the inner surface of the slots; a bracket fixedly connected to the lower surface of the clamping plate, a fixing bolt provided on the bracket, threaded holes provided on the clamping plate, both the first screening plate and the second screening plate having threaded grooves, one end of the fixing bolt passing through the threaded hole being threadedly connected to the threaded groove, and a collection box fixedly connected to the lower surface of the screening box, the screening box and the collection box being in communication. Through the above components, and by the vibrating screening plate, the material is quickly separated and filtered on the screen surface, improving the screening speed and efficiency, reducing the phenomenon of material clogging the screen holes; it also facilitates the disassembly, cleaning, and replacement of the screening plate.

[0006] According to the present invention, a particle size screening and detection device for silicon nitride ceramic engineering materials includes a feed inlet fixedly connected to the upper surface of the screening box, and a cover plate provided on the upper surface of the feed inlet. These components facilitate the pouring of materials and prevent dust from entering during the screening process.

[0007] According to the present invention, a particle size screening and detection device for silicon nitride ceramic engineering materials is provided with a sealing door on the outer surface of the screening box, and an observation window is provided on the sealing door. These components facilitate the removal of the screening plate.

[0008] According to the particle size screening and detection device for silicon nitride ceramic engineering materials described in this utility model, a drawer is slidably connected to the bottom side wall of the collection box, and a handle is fixedly connected to the outer surface of the drawer. These components facilitate the removal of the material collected in the collection box.

[0009] According to the present invention, a particle size screening and detection device for silicon nitride ceramic engineering materials includes a feeding plate fixedly connected to the inner surface of the screening box, the feeding plate being symmetrically distributed on the inner surface of the screening box. These components facilitate the entry of materials into the collection box.

[0010] According to the present invention, a particle size screening and detection device for silicon nitride ceramic engineering materials is provided, wherein the aperture of the first screening plate is larger than that of the second screening plate. These components facilitate the step-by-step screening of materials.

[0011] According to the present invention, a particle size screening and detection device for silicon nitride ceramic engineering materials includes a baffle fixedly connected to the upper surface of the clamping plate, the baffle being in contact with the inner wall of the screening box. These components prevent material from entering the slot.

[0012] According to the present invention, a particle size screening and detection device for silicon nitride ceramic engineering materials includes a support plate fixedly connected to the lower surface of the screening box, and an anti-slip pad provided on the lower surface of the support plate. These components facilitate stable support of the screening box.

[0013] Beneficial effects

[0014] 1. Compared with existing technologies, this silicon nitride ceramic engineering material particle size screening and detection device, through the cooperation of screening box, slot, vibrating motor, clamping plate, slide, first screening plate, second screening plate and spring, the vibrating motor located below the screening plate vibrates the screening plate, and the spring increases the vibration effect, so that the material is quickly separated and filtered on the screen surface, which improves the screening speed and efficiency and reduces the phenomenon of material clogging the screen holes.

[0015] 2. Compared with the existing technology, the silicon nitride ceramic engineering material particle size screening and detection device, through the cooperation of clamping plate, first screening plate, second screening plate, spring, bracket, fixing bolt, threaded hole and threaded groove, facilitates the disassembly of screening plate, making it easy to clean and replace screening plate, and reducing the phenomenon of material clogging the screen hole. Attached Figure Description

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0017] Figure 1 This is a front view of the particle size screening and detection device for silicon nitride ceramic engineering materials of this utility model;

[0018] Figure 2 This is a diagram showing the internal connection structure of the silicon nitride ceramic engineering material particle size screening and detection device of this utility model;

[0019] Figure 3 This utility model relates to a particle size sieving and detection device for silicon nitride ceramic engineering materials. Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 This is a diagram showing the connection structure of the first screening plate in the silicon nitride ceramic engineering material particle size screening and detection device of this utility model.

[0021] Legend:

[0022] 1. Screening box; 2. Slotted section; 3. Vibrating motor; 4. Clamping plate; 5. Slide groove; 6. First screening plate; 7. Second screening plate; 8. Spring; 9. Bracket; 10. Fixing bolt; 11. Threaded hole; 12. Threaded groove; 13. Collection box; 14. Feed inlet; 15. Sealing door; 16. Observation window; 17. Drawer; 18. Discharge plate; 19. Baffle; 20. Support plate. Detailed Implementation

[0023] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0024] refer to Figures 1-4 This utility model provides a particle size screening and detection device for silicon nitride ceramic engineering materials, comprising: a screening box 1 for screening; a feed inlet 14 fixedly connected to the upper surface of the screening box 1 for pouring in materials; a cover plate provided on the upper surface of the feed inlet 14 to prevent dust from entering; a sealing door 15 provided on the outer surface of the screening box 1 for opening the screening box 1; an observation window 16 provided on the sealing door 15 for observation; a discharge plate 18 fixedly connected to the inner surface of the screening box 1 for facilitating material discharge; the discharge plates 18 are symmetrically distributed on the inner surface of the screening box 1; and a support plate 20 fixedly connected to the lower surface of the screening box 1 for supporting and stabilizing the entire device; and an anti-slip pad provided on the lower surface of the support plate 20.

[0025] The inner surface of the screening box 1 is provided with two slots 2. A vibration motor 3 is fixedly connected to the upper surface of the slots 2 for vibration. A clamping plate 4 is fixedly connected to the output end of the vibration motor 3 for clamping the first screening plate 6 and the second screening plate 7. The clamping plate 4 is provided with a sliding groove 5. The first screening plate 6 and the second screening plate 7 are movably connected in the two sliding grooves 5 for screening materials. The screen hole diameter of the first screening plate 6 is larger than that of the second screening plate 7. A spring 8 is fixedly connected to the upper surface of the clamping plate 4 to increase the vibration effect. The other end of the spring 8 is fixedly connected to the inner surface of the slots 2. A baffle 19 is fixedly connected to the upper surface of the clamping plate 4 for placing materials into the slots 2. The baffle 19 fits against the inner wall of the screening box 1.

[0026] A bracket 9 is fixedly connected to the lower surface of the clamping plate 4. A fixing bolt 10 is provided on the bracket 9 for fixing the first screening plate 6 and the second screening plate 7. A threaded hole 11 is provided on the clamping plate 4. Both the first screening plate 6 and the second screening plate 7 are provided with threaded grooves 12. One end of the fixing bolt 10 passes through the threaded hole 11 and is threaded to the threaded groove 12. A collection box 13 is fixedly connected to the lower surface of the screening box 1. The screening box 1 and the collection box 13 are connected. A drawer 17 is slidably connected to the bottom side wall of the collection box 13 for taking out the material in the collection box 13. A handle is fixedly connected to the outer surface of the drawer 17.

[0027] Working principle: When using this device, the material to be screened enters the screening box 1 through the feed inlet 14 and falls onto the first screening plate 6. The vibrating motor 3 vibrates the clamping plate 4, and the vibration effect is amplified by the spring 8, thereby causing the first screening plate 6 to vibrate. This causes the fine material accumulated on the first screening plate 6 to fall onto the second screening plate 7. The second screening plate 7, under the vibration of another vibrating motor 3, screens the material again. Finally, the screened material falls into the collection box 12 from the discharge plate 18. When it is necessary to clean and replace the first screening plate 6 and the second screening plate 7, simply unscrew the fixing bolts 10 and pull out the first screening plate 6 and the second screening plate 7. During installation, simply tighten the fixing bolts 10 into the threaded groove 12 for fixation.

[0028] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.

Claims

1. A particle size screening and detection device for silicon nitride ceramic engineering materials, characterized in that, include: A screening box (1) has two slots (2) on its inner surface. A vibration motor (3) is fixedly connected to the upper surface of the slots (2). A clamping plate (4) is fixedly connected to the output end of the vibration motor (3). The clamping plate (4) has a sliding groove (5). A first screening plate (6) and a second screening plate (7) are movably connected in the two sliding grooves (5). A spring (8) is fixedly connected to the upper surface of the clamping plate (4). The other end of the spring (8) is fixedly connected to the inner surface of the slots (2). A bracket (9) is fixedly connected to the lower surface of the clamping plate (4). A fixing bolt (10) is provided on the bracket (9). A threaded hole (11) is provided on the clamping plate (4). Both the first screening plate (6) and the second screening plate (7) are provided with threaded grooves (12). One end of the fixing bolt (10) passing through the threaded hole (11) is threaded to the threaded groove (12). A collection box (13) is fixedly connected to the lower surface of the screening box (1). The screening box (1) and the collection box (13) are connected.

2. The particle size screening and detection device for silicon nitride ceramic engineering materials according to claim 1, characterized in that, The upper surface of the screening box (1) is fixedly connected to the feed inlet (14), and the upper surface of the feed inlet (14) is provided with a cover plate.

3. The particle size screening and detection device for silicon nitride ceramic engineering materials according to claim 1, characterized in that, The outer surface of the screening box (1) is provided with a sealing door (15), and the sealing door (15) is provided with an observation window (16).

4. The particle size screening and detection device for silicon nitride ceramic engineering materials according to claim 1, characterized in that, The bottom side wall of the collection box (13) is slidably connected to a drawer (17), and a handle is fixedly connected to the outer surface of the drawer (17).

5. The particle size screening and detection device for silicon nitride ceramic engineering materials according to claim 1, characterized in that, The inner surface of the screening box (1) is fixedly connected to a feeding plate (18), which is symmetrically distributed on the inner surface of the screening box (1).

6. The particle size screening and detection device for silicon nitride ceramic engineering materials according to claim 1, characterized in that, The aperture of the first screening plate (6) is larger than that of the second screening plate (7).

7. The particle size screening and detection device for silicon nitride ceramic engineering materials according to claim 1, characterized in that, A baffle (19) is fixedly connected to the upper surface of the clamping plate (4), and the baffle (19) is in contact with the inner wall of the screening box (1).

8. The particle size screening and detection device for silicon nitride ceramic engineering materials according to claim 1, characterized in that, A support plate (20) is fixedly connected to the lower surface of the screening box (1), and an anti-slip pad is provided on the lower surface of the support plate (20).

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