Stone crushing and vibrating screening device

Abstract

The utility model discloses a stone crushing and vibrating screening device, and particularly relates to the technical field of stone screening, the stone crushing and vibrating screening device comprises a crushing box, two crushing rollers for crushing stones are arranged in the crushing box, and an adjusting mechanism for driving the two crushing rollers to move is arranged outside the crushing box; and a vibrating screen classifier for screening the crushed stones is arranged at the bottom of the crushing box, a filter screen is arranged in the vibrating screen classifier, the bottom of the crushing box is fixedly communicated with a connecting pipe, and the connecting bottom penetrates through the baffle plate and extends into the vibrating screen classifier. The distance between the two smashing rollers is adjusted through the adjusting mechanism, stone of different sizes can be smashed, the practicability of the stone smashing device is improved, the stone can be prevented from splashing in the screening process through the shielding mechanism, and safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stone material screening technical field, concretely relates to a stone material crushing vibrating screening device. BACKGROUND

[0002] Stone material is used in the form of gravel and sand in the concrete construction industry, and as filler and mixing material, it is also used in the road cushion, base and surface layer of the road construction industry, and the stone material crushing and screening is widely used in mining, metallurgy, chemical industry, casting, building materials, water conservancy and hydropower, and transportation construction.

[0003] For example, a stone material crushing and screening device provided in Chinese patent application No. 202422194313.7 belongs to the screening technical field, which comprises a box body, a feed hopper is arranged at the top end of the box body, the box body is a hollow structure, a crushing component, a screening net one and a screening net two are sequentially arranged inside the box body from top to bottom, a scraper one is slidably connected to the top of the screening net one, a scraper two is slidably connected to the top of the screening net two, a discharge opening one and a discharge opening two are respectively formed in the inner wall of one side of the box body, the discharge opening one is matched with the screening net one, the discharge opening two is matched with the screening net two, and a return material mechanism is installed on the outer wall of one side of the box body. The material is crushed by the crushing component, the crushed material is screened by the screening net one and the screening net two, the accumulated material is moved by the scraper one and the scraper two driven by the driving mechanism, and the accumulated material is pushed into the collecting box to avoid disassembling the screening net one and the screening net two.

[0004] However, the following problems still exist in the technical solution: the distance between the crushing rollers is fixed, which can cause the stone material with large or small volume to be crushed, thereby affecting the crushing effect. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a stone material crushing and vibrating screening device, which can crush stone materials with different volumes by adjusting the distance between the two crushing rollers through the adjusting mechanism, thereby expanding the practicability of the utility model, and can avoid the splashing of stone materials during the screening process through the shielding mechanism, thereby improving the safety, so as to solve the above-mentioned problems in the technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a stone material crushing and vibrating screening device, which comprises a crushing box, two crushing rollers for crushing stone materials are arranged inside the crushing box, an adjusting mechanism for driving the two crushing rollers to move is arranged outside the crushing box, a vibrating screening machine for screening the crushed stone materials is arranged at the bottom of the crushing box, and a filter screen is arranged inside the vibrating screening machine.

[0007] Preferably, the adjusting mechanism includes a first support frame disposed on one side of the crushing box, a first bidirectional threaded rod movably connected inside the first support frame via a bearing, the two sides of the crushing roller respectively penetrate through the crushing box and extend out of the two sides of the crushing box, a connecting plate is fixedly disposed on one side of the crushing roller, the first bidirectional threaded rod penetrates through the connecting plate and is threadedly connected to the connecting plate, for driving the two crushing rollers to move.

[0008] Preferably, one end of the first bidirectional threaded rod passes through the first support frame and extends out of one side of the first support frame. A first motor is fixedly installed at one end of the first bidirectional threaded rod extending out of the first support frame to drive the first bidirectional threaded rod to rotate.

[0009] Preferably, the vibrating screen is provided with a shielding mechanism at the top to shield the stones being screened. The shielding mechanism includes two shielding plates at the top of the vibrating screen, and second support frames are provided on both sides of the vibrating screen. Each second support frame is movably connected to a second bidirectional threaded rod through a bearing. Both ends of the second bidirectional threaded rod are threaded with limit plates. The top of the limit plate passes through the vibrating screen and extends out of the top of the crushing box. The top of the limit plate is fixedly connected to the bottom of the shielding plate to shield the stones being screened.

[0010] Preferably, one end of the second bidirectional threaded rod passes through the second support frame and extends out of the second support frame; one end of the second bidirectional threaded rod is provided with a pulley; the two pulleys are covered with the same belt; and one end of the second bidirectional threaded rod is fixedly provided with a second motor for driving the second bidirectional threaded rod to rotate.

[0011] Preferably, the bottom of the crushing box is fixed to the top of the baffle plate by a bracket, and two support columns are fixed to the bottom of the baffle plate on the same side as the crushing box for supporting the crushing box.

[0012] Preferably, the bottom of the crushing box is fixedly connected to a connecting pipe, the bottom of which passes through the baffle plate and extends into the vibrating screen, for pouring the crushed stone into the vibrating screen.

[0013] Preferably, the bottom of the vibrating screen is fixedly connected to a discharge pipe, a discharge chute is provided on one side of the vibrating screen, and a collection box is provided on both the discharge pipe and one side of the vibrating screen for collecting stones.

[0014] The technical effects and advantages provided by this utility model in the above technical solution are as follows:

[0015] 1. Start the first motor. The first motor can drive the first bidirectional threaded rod to rotate. The rotation of the first bidirectional threaded rod can drive the connecting plate to move. The movement of the connecting plate can drive the crushing roller to move. By adjusting the distance between the two crushing rollers, stones of different volumes can be crushed, thus expanding the applicability of this utility model.

[0016] 2. During the screening process, the second motor is started. The second motor can drive the second bidirectional threaded rod to rotate. The rotation of the second bidirectional threaded rod can drive the limit plate to move. The limit plate drives the baffle plate to move, and the two baffle plates cover the top of the vibrating screen to prevent the stone from splashing during the screening process and improve safety. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in this utility model. For those skilled in the art, other drawings can be obtained based on these drawings.

[0018] Figure 1 This is a front view of the present invention;

[0019] Figure 2 This is a schematic diagram of the structure of this utility model in use;

[0020] Figure 3 This is a cross-sectional view of the present invention;

[0021] Figure 4 This is a schematic diagram of the adjustment mechanism of this utility model;

[0022] Figure 5 This is a schematic diagram of the shielding mechanism of this utility model.

[0023] Explanation of reference numerals in the attached figures:

[0024] 1. Crushing box; 2. Crushing rollers;

[0025] 3. Adjustment mechanism; 301. First support frame; 302. First bidirectional threaded rod; 303. Connecting plate; 304. First motor;

[0026] 4. Vibrating screen; 5. Filter screen;

[0027] 6. Blocking mechanism, 601. Blocking plate, 602. Second support frame, 603. Second bidirectional threaded rod, 604. Limiting plate, 605. Pulley, 606. Belt, 607. Second motor;

[0028] 7. Discharge pipe, 8. Discharge trough, 9. Collection box, 10. Connecting pipe, 11. Support column. Detailed Implementation

[0029] To enable those skilled in the art to better understand the technical solution of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings.

[0030] This utility model provides, for example Figures 1-5 The stone crushing and vibrating screening device shown includes a crushing box 1, which is equipped with two crushing rollers 2 for crushing stone inside the crushing box 1. An adjustment mechanism 3 for moving the two crushing rollers 2 is provided outside the crushing box 1. A vibrating screen 4 for screening the crushed stone is provided at the bottom of the crushing box 1. A filter screen 5 is provided inside the vibrating screen 4.

[0031] like Figure 4 As shown, the adjustment mechanism 3 includes a first support frame 301 disposed on one side of the crushing box 1. A first bidirectional threaded rod 302 is movably connected inside the first support frame 301 via bearings. The crushing roller 2 passes through the crushing box 1 on both sides and extends out of the crushing box 1. A connecting plate 303 is fixedly disposed on one side of the crushing roller 2. The first bidirectional threaded rod 302 passes through the connecting plate 303 and is threadedly connected to the connecting plate 303. One end of the first bidirectional threaded rod 302 passes through the first support frame 301 and extends out of one side of the first support frame 301. A first motor 304 is fixedly disposed at one end of the first bidirectional threaded rod 302 extending out of the first support frame 301.

[0032] like Figures 1-5 As shown, the bottom of the crushing box 1 is fixedly connected to a connecting pipe 10. The bottom of the connecting pipe 10 passes through the baffle plate 601 and extends into the vibrating screen 4. The bottom of the vibrating screen 4 is fixedly connected to a discharge pipe 7. A discharge trough 8 is opened on one side of the vibrating screen 4. A collection box 9 is provided on both the discharge pipe 7 and one side of the vibrating screen 4.

[0033] The stone is poured into the crushing box 1, and the first motor 304 is started. The first motor 304 can drive the first bidirectional threaded rod 302 to rotate. The rotation of the first bidirectional threaded rod 302 can drive the connecting plate 303 to move. The movement of the connecting plate 303 can drive the crushing roller 2 to move. By adjusting the distance between the two crushing rollers 2, stones of different volumes can be crushed, thus expanding the applicability of this utility model.

[0034] The crushing roller 2 is started to crush the stone. The crushed stone falls into the vibrating screen 4 through the connecting pipe 10. The vibrating screen 4 is turned on and can be used to vibrate and screen the crushed stone. The larger stones roll along the filter screen 5 and fall into a collection box 9 through the discharge chute 8 on one side of the vibrating screen 4. The smaller stones fall into the vibrating screen 4 through the filter screen 5 and then enter another collection box 9 through the vibrating screen 4. The collection box 9 is used to collect the stones.

[0035] like Figure 5 As shown, the vibrating screen 4 is provided with a shielding mechanism 6 at the top to shield the stone material being screened. The shielding mechanism 6 includes two shielding plates 601 at the top of the vibrating screen 4. The vibrating screen 4 is provided with second support frames 602 on both sides. Each second support frame 602 is movably connected to a second bidirectional threaded rod 603 through a bearing. Both ends of the second bidirectional threaded rod 603 are threadedly connected to limit plates 604. The top of the limit plate 604 passes through the vibrating screen 4 and extends out of the top of the crushing box 1. The top of the limit plate 604 is fixedly connected to the bottom of the shielding plate 601.

[0036] like Figure 5 As shown, one end of the second bidirectional threaded rod 603 passes through the second support frame 602 and extends out of the second support frame 602. One end of the second bidirectional threaded rod 603 is provided with a pulley 605. The two pulleys 605 are fitted with the same belt 606. One end of the second bidirectional threaded rod 603 is fixedly provided with a second motor 607. The bottom of the crushing box 1 is fixed to the top of the baffle plate 601 by a bracket. Two support columns 11 are fixedly provided at the bottom of the baffle plate 601 located on the same side as the crushing box 1.

[0037] During the screening process, the second motor 607 is started, which drives the second bidirectional threaded rod 603 to rotate. The two second bidirectional threaded rods 603 rotate simultaneously under the action of the pulley 605 and the belt 606. The rotation of the second bidirectional threaded rods 603 can drive the limiting plate 604 to move. The limiting plate 604 drives the baffle plate 601 to move, and the two baffle plates 601 cover the top of the vibrating screen 4 to prevent the stone from splashing during the screening process and improve safety.

[0038] The foregoing description only illustrates certain exemplary embodiments of the present invention. Undoubtedly, those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A stone breaking vibrating screen and sorting device comprising a crushing box (1), characterized in that: The inside of the crushing box (1) is provided with two crushing rollers (2) for crushing stone, the outside of the crushing box (1) is provided with an adjusting mechanism (3) for driving the two crushing rollers (2) to move, and the bottom of the crushing box (1) is provided with a vibrating screening machine (4) for screening crushed stone, and the inside of the vibrating screening machine (4) is provided with a filter screen (5). The adjusting mechanism (3) comprises a first support frame (301) arranged on one side of the crushing box (1), a first bidirectional threaded rod (302) movably connected in the first support frame (301) through a bearing, and a connecting plate (303) fixedly arranged on one side of the crushing roller (2), wherein the crushing roller (2) extends out of the crushing box (1) on both sides, and the first bidirectional threaded rod (302) penetrates through the connecting plate (303) and is connected with the connecting plate (303) through threads.

2. A stone crushing and vibrating screening device according to claim 1, characterized in that: One end of the first bidirectional threaded rod (302) penetrates through the first support frame (301) and extends out of one side of the first support frame (301), and a first motor (304) is fixedly arranged at one end of the first bidirectional threaded rod (302) extending out of one side of the first support frame (301).

3. A stone crushing and vibrating screening device as claimed in claim 1, characterized in that: The top of the vibrating screening machine (4) is provided with a shielding mechanism (6) for shielding stone in screening. The shielding mechanism (6) comprises two shielding plates (601) arranged on the top of the vibrating screening machine (4), and second support frames (602) are arranged on both sides of the vibrating screening machine (4), wherein a second bidirectional threaded rod (603) is movably connected in each second support frame (602) through a bearing, the second bidirectional threaded rod (603) is threadedly connected with a limiting plate (604) at both ends, the limiting plate (604) penetrates through the vibrating screening machine (4) and extends out of the top of the crushing box (1) at the top end, and the top of the limiting plate (604) is fixedly connected with the bottom of the shielding plate (601).

4. A stone crushing and vibrating screening device as claimed in claim 3, characterized in that: One end of the second bidirectional threaded rod (603) penetrates through the second support frame (602) and extends out of one end of the second support frame (602), a belt pulley (605) is arranged at one end of the second bidirectional threaded rod (603), the same belt (606) is sleeved outside the two belt pulleys (605), and a second motor (607) is fixedly arranged at one end of the second bidirectional threaded rod (603).

5. A stone crushing and vibrating screening device as claimed in claim 3, characterized in that: The bottom of the crushing box (1) is fixed on the top of the shielding plate (601) through a support, and two supporting columns (11) are fixedly arranged at the bottom of the shielding plate (601) on the same side of the crushing box (1).

6. A stone crushing and vibrating screening device as claimed in claim 3, characterized in that: The bottom of the crushing box (1) is fixedly connected with a connecting pipe (10), and the connecting pipe (10) penetrates through the shielding plate (601) at the bottom and extends into the inside of the vibrating screening machine (4).

7. A stone crushing and vibrating screening device as claimed in claim 1, characterized in that: The bottom of the vibrating screening machine (4) is fixedly connected with a discharge pipe (7), one side of the vibrating screening machine (4) is provided with a discharge groove (8), and the discharge pipe (7) and one side of the vibrating screening machine (4) are both provided with a collecting box (9).

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