Filtering and screening device for raw material production

Abstract

The filtering and screening device for raw material production comprises a screening box, a screening mechanism is arranged in an inner cavity of the screening box and comprises a driving motor, a rotating shaft, a coarse screening plate and a fine screening plate, and the rotating shaft is movably connected to the inner side of the inner cavity of the screening box through a bearing; the outer surfaces of the rotating shafts are fixedly connected with cams, the coarse screening plate is arranged at the upper end of an inner cavity of the screening box, the fine screening plate is arranged at the lower end of the inner cavity of the screening box, and a drawing box is arranged at the bottom of the inner cavity of the screening box. And in the beating process of the cam, raw materials on the surfaces of the coarse screen plate and the fine screen plate can be screened, screening is rapid, screening holes of the coarse screen plate and the fine screen plate are prevented from being blocked by the raw materials, and the screening efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a filtering and screening device for raw material production belongs to screening device technical field. BACKGROUND

[0002] Screening equipment is an indispensable part of industrial production, especially in the fields of food processing, mineral processing, chemical industry, building materials, etc., the role of screening equipment is particularly important, and the basic function of screening equipment is to classify materials according to particle size to improve product quality and production efficiency.

[0003] Chinese open patent (open number: CN 220496909 U) discloses a screening device, including the work box, the left side fixed mounting of work box top is equipped with the suction pump, the top of suction pump is fixedly connected with suction pipe, the right side fixed connection of suction pump is equipped with the discharge pipe, the left side fixed connection of work box inner chamber top is equipped with the screening box, the right side fixed mounting of screening box is equipped with the vibration motor, the left side fixed connection of vibration motor is equipped with the vibrating sieve plate. The screening device of the utility model discloses, through increasing suction pump, can play the role of automatic feeding, thereby saves the time of manual feeding of staff, improves the work efficiency of staff, through increasing vibration motor and vibrating sieve plate, it is convenient to screen materials, through increasing electric push rod, it is convenient to push the push plate to move, so that the push plate drives the baffle to shield the discharge pipe, can effectively adjust the size of discharge, avoid waste of materials;

[0004] Although the above-mentioned patent can play the role of automatic feeding by increasing the suction pump, the screening specification of the above-mentioned screening device is limited, the screening speed is relatively low, and the raw materials are easy to block the screening net, thereby reducing the operation efficiency of the screening device.

[0005] Therefore, a filtering and screening device for raw material production is provided. UTILITY MODEL CONTENTS

[0006] Therefore, the utility model provides a filtering and screening device for raw material production to solve or alleviate the technical problems in the prior art, and at least provides a beneficial choice.

[0007] The technical scheme of the utility model is as follows: a filtering and screening device for raw material production, comprising a screening box, a screening mechanism is arranged in the inner cavity of the screening box, the screening mechanism comprises a driving motor, a rotating shaft, a coarse sieve plate and a fine sieve plate, the rotating shaft is movably connected to the inner side of the inner cavity of the screening box through a bearing, the outer surface of the rotating shaft is fixedly connected with a cam, the coarse sieve plate is arranged at the upper end of the inner cavity of the screening box, the fine sieve plate is arranged at the lower end of the inner cavity of the screening box, and a pull-out box is arranged at the bottom of the inner cavity of the screening box.

[0008] Further preferably, the top of the coarse sieve plate and the top of the fine sieve plate are fixedly connected with telescopic rods, the top of the coarse sieve plate and the top of the fine sieve plate are fixedly connected with return springs, the return springs are located outside the telescopic rods, and the inner wall of the inner cavity of the screening box is fixedly connected with a support seat.

[0009] Further preferably, the other end of the telescopic rod is fixedly connected with the bottom of the support seat, and the other end of the return spring is fixedly connected with the bottom of the support seat.

[0010] Further preferably, the driving motor is fixedly connected to the left side of the screening box, and the rotating shaft is fixedly connected with the output end of the driving motor.

[0011] Further preferably, the top of the screening box is communicated with a material guiding box, the front side of the material guiding box is provided with a notch, the left and right sides of the material guiding box are fixedly connected with clamping seats, and the inner side of the clamping seat is clamped with a baffle.

[0012] Further preferably, the front side of the screening box is provided with a through groove, the front side of the through groove is provided with a cover plate, the back side of the cover plate is fixedly connected with a clamping block, the front side of the screening box is provided with a clamping groove, and the clamping block is clamped into the inner cavity of the clamping groove.

[0013] Further preferably, the first magnet and the second magnet are fixedly installed around the front side of the screening box and the back side of the cover plate respectively, and the polarities of the opposite sides of the first magnet and the second magnet in contact with each other are opposite.

[0014] Further preferably, the bottom of the pull-out box is fixedly connected with sliding blocks around, the left and right sides of the inner cavity of the screening box are provided with sliding grooves, and the bottom of the sliding block is slidingly connected into the inner cavity of the sliding groove.

[0015] The above technical scheme is adopted in the embodiment of the utility model, and the following advantages are achieved.

[0016] Firstly, the screening mechanism is arranged, the output end of the driving motor drives the rotating shaft to rotate, the rotating shaft drives the cam to rotate, the cam repeatedly hits the coarse sieve plate and the fine sieve plate, the raw materials on the surfaces of the coarse sieve plate and the fine sieve plate are screened in the hitting of the cam, the screening is rapid, the sieve holes of the coarse sieve plate and the fine sieve plate are prevented from being blocked by the raw materials, and the screening efficiency is improved.

[0017] The utility model discloses a stretchable rod and reset spring are set up, can drive the vibration of coarse sieve plate and fine sieve plate through the deformation of reset spring, improve the sieve efficiency of coarse sieve plate and fine sieve plate, set up guide bin, clamping seat and baffle, and guide bin can conveniently put raw material in the screening box, and clamping seat can fix baffle, and baffle can prevent dust from entering the inside of screening box when screening, set up through groove, cover, clamping block and clamping groove, and the cover is separated from the inner chamber of clamping groove through clamping block, and the impurity remaining on the surface of stretchable rod and reset spring can be cleaned through through groove, set up first magnet and second magnet, and the opening of cover can be limited through the adsorption of first magnet and second magnet, set up sliding block and sliding slot, and the stability during the pulling process of pull-out box can be improved.

[0018] The above summary is intended to illustrate only and is not intended to be limiting in any way. Further aspects, implementations and features of the present application will be apparent from the drawings and the following detailed description. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0020] Figure 1 It is a schematic diagram of the three-dimensional front view structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the sectional structure of the screening box of the utility model;

[0022] Figure 3 It is a schematic diagram of the cover dismounting state structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the baffle and clamping seat separation state structure of the utility model;

[0024] Figure 5 It is a schematic diagram of the pull-out box pulling state structure of the utility model.

[0025] Figure numerals: 1. Screening box; 2. Screening mechanism; 201. Driving motor; 202. Rotating shaft; 203. Cam; 204. Coarse screen plate; 205. Fine screen plate; 206. Support seat; 207. Telescopic rod; 208. Return spring; 3. Pull-out box; 4. Material guide box; 5. Notch; 6. Card seat; 7. Baffle; 8. Through slot; 9. Cover plate; 10. Block; 11. Card slot; 12. First magnet; 13. Second magnet; 14. Slider; 15. Slide slot. DETAILED DESCRIPTION

[0026] Hereinafter, only certain exemplary embodiments are briefly described. As will be appreciated by those skilled in the art, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and description are to be regarded as illustrative in nature and not restrictive.

[0027] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0028] Example 1

[0029] like Figures 1-2 As shown, an embodiment of the utility model provides a filtering and screening device for raw material production, including a screening box 1, a screening mechanism 2 is arranged in the inner cavity of the screening box 1, the screening mechanism 2 includes a driving motor 201, a rotating shaft 202, a coarse screen plate 204 and a fine screen plate 205, the rotating shaft 202 is movably connected to the inner side of the inner cavity of the screening box 1 through a bearing, the outer surface of the rotating shaft 202 is fixedly connected with a cam 203, the coarse screen plate 204 is arranged at the upper end of the inner cavity of the screening box 1, the fine screen plate 205 is arranged at the lower end of the inner cavity of the screening box 1, and a pull-out box 3 is arranged at the bottom of the inner cavity of the screening box 1, the driving motor 201 is fixedly connected to the left side of the screening box 1, and the rotating shaft 202 is fixedly connected to the output end of the driving motor 201.

[0030] By setting up a screening mechanism 2, the output end shaft 202 of the driving motor 201 rotates, and the shaft 202 drives the cam 203 to rotate, so that the cam 203 repeatedly hits the coarse screen plate 204 and the fine screen plate 205, and the raw materials on the surface of the coarse screen plate 204 and the fine screen plate 205 can be screened. The screening is fast, and the raw materials are prevented from clogging the sieve holes of the coarse screen plate 204 and the fine screen plate 205, thereby improving the screening efficiency.

[0031] Example 2

[0032] like Figures 1-5As shown, in one embodiment, the top of the coarse sieve plate 204 and the fine sieve plate 205 are fixedly connected with the telescopic rod 207, the top of the coarse sieve plate 204 and the fine sieve plate 205 are fixedly connected with the reset spring 208, the reset spring 208 is located outside the telescopic rod 207, the inner wall of the inner cavity of the screening box 1 is fixedly connected with the support seat 206, the other end of the telescopic rod 207 is fixedly connected with the bottom of the support seat 206, the other end of the reset spring 208 is fixedly connected with the bottom of the support seat 206, the top of the screening box 1 is communicated with the material guiding box 4, the front side of the material guiding box 4 is provided with the notch 5, the left and right sides of the material guiding box 4 are fixedly connected with the clamping seat 6, the inner side of the clamping seat 6 is clamped with the baffle 7, the front side of the screening box 1 is provided with the through slot 8, the front side of the through slot 8 is provided with the cover plate 9, the back side of the cover plate 9 is fixedly connected with the clamping block 10, the front side of the screening box 1 is provided with the clamping groove 11, the clamping block 10 is clamped into the inner cavity of the clamping groove 11, the first magnet 12 is fixedly installed around the front side of the screening box 1, the second magnet 13 is fixedly installed around the back side of the cover plate 9, the polarities of the first magnet 12 and the second magnet 13 on the side in contact with each other are opposite, the sliding block 14 is fixedly connected around the bottom of the pull-out box 3, the left and right sides of the inner cavity bottom of the screening box 1 are provided with the sliding groove 15, and the bottom of the sliding block 14 is slidingly connected into the inner cavity of the sliding groove 15.

[0033] By setting the telescopic rod 207 and the reset spring 208, the deformation of the reset spring 208 can drive the coarse sieve plate 204 and the fine sieve plate 205 to vibrate, thereby improving the screening efficiency of the coarse sieve plate 204 and the fine sieve plate 205. By setting the material guiding box 4, the clamping seat 6 and the baffle 7, the material guiding box 4 can facilitate the feeding of raw materials into the screening box 1, the clamping seat 6 can fix the baffle 7, and the baffle 7 can prevent dust from entering the inside of the screening box 1 during screening. By setting the through slot 8, the cover plate 9, the clamping block 10 and the clamping groove 11, the cover plate 9 can be separated from the inner cavity of the clamping groove 11 through the clamping block 10, and the impurities remaining on the surface of the telescopic rod 207 and the reset spring 208 can be cleaned through the through slot 8. By setting the first magnet 12 and the second magnet 13, the opening of the cover plate 9 can be limited by the adsorption of the first magnet 12 and the second magnet 13. By setting the sliding block 14 and the sliding groove 15, the stability of the pull-out box 3 during the pulling process can be improved.

[0034] The utility model discloses a work time: the raw materials are arranged into the screening box 1 through the guide box 4, and the raw materials fall into the surface of coarse sieve plate 204 and fine sieve plate 205, and the baffle 7 is connected to the clamping seat 6 through the notch 5, and the baffle 7 is closed, and the output end of driving motor 201 drives the rotation of the pivot 202, and the pivot 202 drives the rotation of the cam 203, and the cam 203 hits coarse sieve plate 204 and fine sieve plate 205, and the extrusion telescopic rod 207 and reset spring 208 are extruded in the process of being hit, and the telescopic rod 207 is compressed, and reset spring 208 is deformed, and the vibration of coarse sieve plate 204 and fine sieve plate 205 is driven, and it is favorable to the screening of raw materials, avoids the plugging of the sieve hole of coarse sieve plate 204 and fine sieve plate 205 by raw materials, improves the screening efficiency, and the screened raw materials fall into the pull-out box 3 and are uniformly recycled.

[0035] The above is only the specific implementation of the utility model, but the protection scope of the utility model is not limited to this, and anyone skilled in the art can easily think of various changes or replacements within the technical range disclosed by the utility model, and these should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be limited to the protection scope of the claims.

Claims

1. A filtering and screening device for raw material production, comprising a screening box (1), characterized in that: A screening mechanism (2) is provided in the inner cavity of the screening box (1), and the screening mechanism (2) comprises a driving motor (201), a rotating shaft (202), a coarse screen plate (204) and a fine screen plate (205). The rotating shaft (202) is movably connected to the inner side of the inner cavity of the screening box (1) through a bearing, and the outer surface of the rotating shaft (202) is fixedly connected to a cam (203). The coarse screen plate (204) is provided at the upper end of the inner cavity of the screening box (1), and the fine screen plate (205) is provided at the lower end of the inner cavity of the screening box (1). A pull-out box (3) is provided at the bottom of the inner cavity of the screening box (1).

2. A filtering and screening device for raw material production according to claim 1, characterized in that: The tops of the coarse screen plate (204) and the fine screen plate (205) are fixedly connected to a telescopic rod (207), the tops of the coarse screen plate (204) and the fine screen plate (205) are fixedly connected to a return spring (208), the return spring (208) is located outside the telescopic rod (207), and the inner wall of the inner cavity of the screening box (1) is fixedly connected to a support seat (206).

3. A filtering and screening device for raw material production according to claim 2, characterized in that: The other end of the telescopic rod (207) is fixedly connected to the bottom of the support seat (206), and the other end of the return spring (208) is fixedly connected to the bottom of the support seat (206).

4. The filtering and screening device for raw material production according to claim 1, characterized in that: The driving motor (201) is fixedly connected to the left side of the screening box (1), and the rotating shaft (202) is fixedly connected to the output end of the driving motor (201).

5. The filtering and screening device for raw material production according to claim 1, characterized in that: The top of the screening box (1) is connected to a material guide box (4), a notch (5) is provided on the front side of the material guide box (4), and a holder (6) is fixedly connected to the left and right sides of the material guide box (4), and a baffle (7) is clamped on the inner side of the holder (6).

6. The filtering and screening device for raw material production according to claim 5, characterized in that: A through slot (8) is provided on the front side of the screening box (1), a cover plate (9) is provided on the front side of the through slot (8), a clamping block (10) is fixedly connected to the back side of the cover plate (9), a clamping slot (11) is provided on the front side of the screening box (1), and the clamping block (10) is clamped into the inner cavity of the clamping slot (11).

7. A filtering and screening device for raw material production according to claim 6, characterized in that: The first magnet (12) is fixedly mounted on all four sides of the front side of the screening box (1), and the second magnet (13) is fixedly mounted on all four sides of the back side of the cover plate (9), and the polarities of the sides where the first magnet (12) and the second magnet (13) are in contact are opposite.

8. The filtering and screening device for raw material production according to claim 1, characterized in that: Slide blocks (14) are fixedly connected around the bottom of the pull-out box (3), and slide grooves (15) are provided on both the left and right sides of the bottom of the inner cavity of the screening box (1), and the bottom of the slide block (14) is slidably connected to the inner cavity of the slide groove (15).

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