Calcium carbonate powder grading device

Abstract

The utility model discloses a calcium carbonate powder grading device which comprises a grading box, a vertical rod capable of ascending and descending is arranged in the grading box, the vertical rod is connected with the grading box through an elastic assembly, the outer wall of the vertical rod is sleeved with a plurality of screens, the screens are connected with the grading box through rubber pads, and a pressing plate is fixed to the top end of the vertical rod. A driving assembly for driving the pressing plate to move is arranged in the grading box; according to the scheme, when calcium carbonate powder is screened, feeding is conducted through a feeding opening in the top of the grading box, then under the movement of a driving assembly, a pressing plate is driven to move, the pressing plate drives a vertical rod to move, meanwhile, under the cooperation of an elastic assembly, the vertical rod can be driven to continuously vibrate, and the vertical rod drives a plurality of screens to continuously vibrate; and the calcium carbonate powder can be screened in a classified mode through the multiple screens, sufficient and fine screening of the calcium carbonate powder is facilitated, and the screening quality of the calcium carbonate powder is improved.

Description

Technical Field

[0001] The present application relates to the technical field of calcium carbonate powder, and in particular to a calcium carbonate powder grading device. Background Art

[0002] Calcium carbonate, also known as heavy calcium, is made by grinding natural carbonate minerals such as calcite, marble, and limestone. In the production process of calcium carbonate powder, there is a process that requires screening it.

[0003] During the production and processing of calcium carbonate powder, it is necessary to screen the calcium carbonate powder. The existing screening method generally screens the calcium carbonate powder once through a single sieve. In this way, the calcium carbonate powder cannot be fully and carefully screened, resulting in poor screening effect of the calcium carbonate powder and affecting the screening quality of the calcium carbonate powder. Therefore, those skilled in the art provide a calcium carbonate powder grading device to solve the problems raised in the above background technology. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the present application provides a calcium carbonate powder grading device.

[0005] The calcium carbonate powder classification device provided in this application adopts the following technical solution:

[0006] A calcium carbonate powder grading device comprises a grading box, wherein a vertical rod is provided in the grading box and can be raised and lowered, wherein the vertical rod is connected to the grading box through an elastic component, wherein a plurality of screens are sleeved on the outer wall of the vertical rod, wherein the screens are connected to the grading box through a rubber pad, wherein a pressing plate is fixed to the top of the vertical rod, and wherein a driving component for driving the pressing plate to move is provided in the grading box.

[0007] By adopting the above technical solution, through the cooperation of the driving component and the elastic component, it is convenient to drive the continuous vibration of multiple screens, thereby facilitating the graded screening of calcium carbonate powder, facilitating the full screening of calcium carbonate powder, and improving the screening quality of calcium carbonate powder.

[0008] Preferably, the elastic component comprises a bracket fixedly arranged at the bottom end of the inner wall of the grading box for the vertical rod to penetrate, and a first spring is fixed to the bottom end of the vertical rod, and the first spring is fixedly connected to the bottom end of the inner wall of the grading box through a pad.

[0009] By adopting the above technical solution and through the cooperation of the elastic component, the continuous vibration of the vertical rod is facilitated.

[0010] Preferably, the driving assembly comprises a rotating rod rotatably disposed in the grading box, the outer wall of the rotating rod is sleeved with a cam that contacts the pressure plate, and a driving motor fixed to the rotating rod is fixed to one side of the grading box.

[0011] By adopting the above technical solution, power can be conveniently provided for the movement of the screen through the movement of the driving component.

[0012] Preferably, a plurality of discharge ports corresponding to the screens are provided on one side of the grading box, an axle seat located above the discharge ports is fixed on one side of the grading box, a rotating shaft is rotatably connected to the axle seat, a baffle for shielding the discharge ports is fixed on the rotating shaft, and a swinging assembly for driving the rotating shaft to move is provided on one side of the grading box.

[0013] By adopting the above technical solution, the movement of the baffle is driven by the swing component, so that the discharge port can be conveniently blocked to prevent the calcium carbonate powder from scattering through the discharge port, thereby facilitating the screening of the calcium carbonate powder and improving the screening efficiency of the calcium carbonate powder.

[0014] Preferably, the swing assembly includes a first pull rod fixedly arranged at one end of the rotating shaft, one end of the first pull rod is hinged to a second pull rod, one side of the grading box is slidably provided with a slide plate hinged to the second pull rod, and the slide plate is connected to the grading box through a reset assembly.

[0015] By adopting the above technical solution, the movement of the swing component can facilitate the swing of the baffle plate, so that the baffle plate can cover the discharge port.

[0016] Preferably, the reset assembly includes a slider fixedly arranged on one side of the slide plate, a slide groove for the slider to slide is provided on one side of the grading box, and the slide groove is fixedly connected to the slider via a second spring.

[0017] By adopting the above technical solution, the resetting movement of the slide plate is facilitated by the movement of the resetting component.

[0018] In summary, this application includes the following beneficial technical effects:

[0019] 1. When screening calcium carbonate powder, the calcium carbonate powder grading device feeds the material through the feed port on the top of the grading box, and then the movement of the driving component drives the movement of the pressing plate, and the pressing plate drives the movement of the vertical rod. At the same time, with the cooperation of the elastic component, the vertical rod can be driven to vibrate continuously, and the vertical rod drives the continuous vibration of multiple screens, so that the calcium carbonate powder can be graded and screened through multiple screens, which is convenient for the full and detailed screening of the calcium carbonate powder and improves the screening quality of the calcium carbonate powder.

[0020] 2. In the calcium carbonate powder grading device, during the calcium carbonate powder screening process, the movement of the reset component first drives the movement of the swing component, the swing component drives the rotation of the rotating shaft, and the rotating shaft drives the rotation of the baffle, so that the baffle can be used to block the discharge port to prevent the powder from floating out through the discharge port during the calcium carbonate powder screening, thereby facilitating the screening of the calcium carbonate powder and improving the screening efficiency of the calcium carbonate powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of a calcium carbonate powder classification device in an embodiment of the present application;

[0022] Figure 2 This is a schematic diagram of the screen structure of a calcium carbonate powder grading device in an embodiment of the present application;

[0023] Figure 3 This is a calcium carbonate powder classification device in the embodiment of the present application. Figure 1 Schematic diagram of the local enlarged structure at point A in the middle.

[0024] Explanation of the reference numerals: 1. grading box; 2. vertical rod; 3. elastic component; 31. bracket; 32. first spring; 33. pad; 4. screen; 5. rubber pad; 6. pressure plate; 7. driving component; 71. rotating rod; 72. cam; 73. driving motor; 8. discharge port; 9. shaft seat; 10. rotating shaft; 11. baffle; 12. swinging component; 121. first pull rod; 122. second pull rod; 123. slide plate; 13. reset component; 131. slider; 132. slide groove; 133. second spring. DETAILED DESCRIPTION

[0025] The following is combined with Figure 1-3 This application is described in further detail.

[0026] The present application embodiment discloses a calcium carbonate powder classification device. Figure 1-3 A calcium carbonate powder grading device comprises a grading box 1, a vertical rod 2 is provided in the grading box 1 and can be raised and lowered, the vertical rod 2 is connected to the grading box 1 through an elastic component 3, a plurality of screens 4 are sleeved on the outer wall of the vertical rod 2, the screens 4 are connected to the grading box 1 through a rubber pad 5, a pressing plate 6 is fixed to the top of the vertical rod 2, and a driving component 7 for driving the pressing plate 6 to move is provided in the grading box 1.

[0027] In this embodiment, when screening the calcium carbonate powder, the material is fed through the feed port on the top of the grading box 1, so that the calcium carbonate powder falls onto the screen 4 in the grading box 1, and the apertures of the multiple screens 4 decrease from top to bottom. Then, under the movement of the driving component 7, the movement of the pressure plate 6 is driven, and the pressure plate 6 drives the movement of the vertical rod 2. At the same time, with the cooperation of the elastic component 3, the vertical rod 2 can be driven to vibrate continuously, and the vertical rod 2 drives the synchronous vibration of the multiple screens 4. At the same time, the rubber pad 5 is used to seal the screen 4 and the grading box 1 to prevent the calcium carbonate powder from leaking through the gap. The calcium carbonate powder can be graded and screened through the multiple screens 4, which is convenient for the full and detailed screening of the calcium carbonate powder and improves the screening quality of the calcium carbonate powder.

[0028] In a further embodiment, Figure 2As shown, the elastic component 3 includes a bracket 31 fixedly arranged at the bottom end of the inner wall of the grading box 1 for the vertical rod 2 to penetrate, a first spring 32 is fixed to the bottom end of the vertical rod 2, and the first spring 32 is fixedly connected to the bottom end of the inner wall of the grading box 1 through a pad 33, and the driving component 7 includes a rotating rod 71 rotatably arranged in the grading box 1, and the outer wall of the rotating rod 71 is sleeved with a cam 72 that contacts the pressure plate 6, and a driving motor 73 fixed to the rotating rod 71 is fixed to one side of the grading box 1.

[0029] When the calcium carbonate powder falls onto the screen 4, the driving motor 73 first drives the rotating rod 71 to rotate, the rotating rod 71 drives the cam 72 to rotate, the cam 72 drives the pressing plate 6 to move, the pressing plate 6 drives the vertical rod 2 to move, the vertical rod 2 squeezes the first spring 32 during the movement, thereby driving the continuous vibration of the vertical rod 2, and the vertical rod 2 drives the continuous vibration of multiple screens 4, so that the calcium carbonate powder can be graded and screened through the multiple screens 4, which is convenient for the full and detailed screening of the calcium carbonate powder and improves the screening quality of the calcium carbonate powder. After the calcium carbonate powder is screened, it can be discharged separately through the discharge port 8.

[0030] In a further preferred embodiment of the present invention, Figure 1 As shown, a plurality of discharge ports 8 corresponding to the screens 4 are provided on one side of the grading box 1, a shaft seat 9 located above the discharge ports 8 is fixed on one side of the grading box 1, a rotating shaft 10 is rotatably connected to the shaft seat 9, a baffle 11 for shielding the discharge ports 8 is fixed to the rotating shaft 10, and a swinging assembly 12 for driving the rotating shaft 10 to move is provided on one side of the grading box 1.

[0031] During the screening process of calcium carbonate powder, the movement of the swing assembly 12 drives the rotating shaft 10 to rotate, and the rotating shaft 10 drives the baffle 11 to rotate, so that the baffle 11 blocks the discharge port 8 to prevent the calcium carbonate powder from drifting through the discharge port 8. When the screening of the calcium carbonate powder is completed, the baffle 11 is rotated to open the discharge port 8. At the same time, a discharge channel is also provided at the bottom of the grading box 1, so that the screened calcium carbonate powder can be discharged, thereby facilitating the screening of the calcium carbonate powder and improving the screening efficiency of the calcium carbonate powder.

[0032] In a further embodiment, Figure 3 As shown, the swing assembly 12 includes a first pull rod 121 fixedly arranged at one end of the rotating shaft 10, and a second pull rod 122 is hinged at one end of the first pull rod 121. A slide plate 123 hinged to the second pull rod 122 is slidably provided on one side of the grading box 1. The slide plate 123 is connected to the grading box 1 through a reset assembly 13. The reset assembly 13 includes a slider 131 fixedly arranged on one side of the slider 123. A slide groove 132 for the slider 131 to slide is provided on one side of the grading box 1. The slide groove 132 is fixedly connected to the slider 131 through a second spring 133.

[0033] When the calcium carbonate powder is screened, under the elastic action of the second spring 133, the slider 131 is driven to move, the slider 131 drives the slide plate 123 to move, the slide plate 123 drives the second pull rod 122 to move, the second pull rod 122 drives the first pull rod 121 to rotate, the first pull rod 121 drives the rotating shaft 10 to rotate, and the rotating shaft 10 drives the baffle 11 to swing, so that the baffle 11 blocks the discharge port 8 to prevent the powder from floating out through the discharge port 8 when the calcium carbonate powder is screened, which facilitates the screening of the calcium carbonate powder and improves the screening efficiency of the calcium carbonate powder. When the screening of the calcium carbonate powder is completed, the baffle 11 is manually rotated to open the discharge port 8, so as to facilitate the discharge of the screened calcium carbonate powder through the discharge port 8.

[0034] The implementation principle of a calcium carbonate powder grading device in the embodiment of the present application is as follows: when screening calcium carbonate powder, calcium carbonate powder is fed through the feed port on the top of the grading box 1, so that the calcium carbonate powder falls onto the screen 4 in the grading box 1, and then the driving motor 73 drives the rotating rod 71 to rotate, the rotating rod 71 drives the cam 72 to rotate, the cam 72 drives the pressing plate 6 to move, the pressing plate 6 drives the vertical rod 2 to move, the vertical rod 2 squeezes the first spring 32 during the movement, thereby driving the continuous vibration of the vertical rod 2, and the vertical rod 2 drives the continuous vibration of multiple screens 4, so that the calcium carbonate powder can be graded and screened through the multiple screens 4, which is convenient for the full and detailed screening of the calcium carbonate powder, and improves the screening quality of the calcium carbonate powder. During the calcium carbonate powder screening process, under the elastic action of the second spring 133, the slider 131 is driven to move, the slider 131 drives the slide plate 123 to move, the slide plate 123 drives the second pull rod 122 to move, the second pull rod 122 drives the first pull rod 121 to rotate, the first pull rod 121 drives the rotating shaft 10 to rotate, and the rotating shaft 10 drives the baffle 11 to swing, so that the baffle 11 blocks the discharge port 8 to prevent the powder from floating out through the discharge port 8 when the calcium carbonate powder is screened, which facilitates the screening of the calcium carbonate powder and improves the screening efficiency of the calcium carbonate powder. When the calcium carbonate powder is screened, the baffle 11 is manually rotated to open the discharge port 8, thereby facilitating the discharge port 8 of the screened calcium carbonate powder.

[0035] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A calcium carbonate powder classification device, comprising a classification box (1), characterized in that: A vertical rod (2) is provided in the grading box (1) so as to be liftable. The vertical rod (2) is connected to the grading box (1) via an elastic component (3). A plurality of screens (4) are sleeved on the outer wall of the vertical rod (2). The screens (4) are connected to the grading box (1) via a rubber pad (5). A pressing plate (6) is fixed to the top of the vertical rod (2). A driving component (7) for driving the pressing plate (6) to move is provided in the grading box (1).

2. A calcium carbonate powder classification device according to claim 1, characterized in that: The elastic component (3) comprises a bracket (31) fixedly arranged at the bottom end of the inner wall of the grading box (1) for the vertical rod (2) to penetrate, and a first spring (32) is fixed at the bottom end of the vertical rod (2), and the first spring (32) is fixedly connected to the bottom end of the inner wall of the grading box (1) via a pad (33).

3. A calcium carbonate powder classification device according to claim 2, characterized in that: The driving assembly (7) comprises a rotating rod (71) rotatably arranged in the grading box (1); the outer wall of the rotating rod (71) is sleeved with a cam (72) that contacts the pressure plate (6); and a driving motor (73) fixed to the rotating rod (71) is fixed to one side of the grading box (1).

4. A calcium carbonate powder classification device according to claim 3, characterized in that: A plurality of discharge ports (8) corresponding to the screens (4) are provided on one side of the grading box (1); a shaft seat (9) located above the discharge ports (8) is fixed on one side of the grading box (1); a rotating shaft (10) is rotatably connected to the shaft seat (9); a baffle (11) for shielding the discharge ports (8) is fixed to the rotating shaft (10); and a swinging assembly (12) for driving the rotating shaft (10) to move is provided on one side of the grading box (1).

5. A calcium carbonate powder classification device according to claim 4, characterized in that: The swing assembly (12) comprises a first pull rod (121) fixedly arranged at one end of the rotating shaft (10), one end of the first pull rod (121) being hingedly connected to a second pull rod (122), and a slide plate (123) hingedly connected to the second pull rod (122) is slidably provided on one side of the grading box (1), and the slide plate (123) is connected to the grading box (1) via a reset assembly (13).

6. A calcium carbonate powder classification device according to claim 5, characterized in that: The reset assembly (13) comprises a sliding block (131) fixedly arranged on one side of the sliding plate (123); a sliding groove (132) for the sliding block (131) to slide is provided on one side of the grading box (1); and the sliding groove (132) is fixedly connected to the sliding block (131) via a second spring (133).

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