Limiting mechanism of roll crusher

Abstract

The utility model belongs to the technical field of roll crushers, and particularly relates to a limiting mechanism of a roll crusher, which comprises a frame, the roll crusher is arranged at the top of the frame, a feed port is arranged at the top of the roll crusher, a discharge port is arranged at the bottom of the roll crusher, and a conveyor belt is arranged at the bottom of the discharge port. And the bottom of the roll crusher is fixedly connected with two connecting seats. According to the utility model, the two guide plates are arranged, so that ores falling from the discharge port can be limited on two sides and can fall onto the conveying belt under the ores; the motor is started, the two bidirectional lead screws rotate, the two threaded connecting blocks in threaded connection with the outer walls of the two bidirectional lead screws can move oppositely or oppositely along the sliding grooves under the action of the sliding blocks, the bottoms of the threaded connecting blocks are connected with the material guiding plates, and therefore when the threaded connecting blocks move oppositely or oppositely, the two material guiding plates can be driven to move together; and therefore, the distance between the two material guide plates can be adjusted according to actual conditions.

Description

Technical Field

[0001] The utility model belongs to the technical field of double-roll crushers, and in particular relates to a limiting mechanism of a double-roll crusher. Background Art

[0002] Roller crusher (also called double roller crusher) is a common ore processing machine with the advantages of simple structure, reliable operation, low price and uniform product particle size. Due to the different sizes of ores, the crushing requirements are also different. The distance between the two crushing rollers of the existing double roller crusher is usually adjustable to adapt to various production scenarios.

[0003] At present, after the existing double-roll crusher crushes the ore, it usually drops the crushed ore from the discharge port at the bottom of the double-roll crusher to the conveyor belt for transportation. However, the size of the discharge port of the roller crusher is fixed. When the width of the conveyor belt is smaller than the size of the discharge port, the crushed ore may fall to the ground, thereby increasing the intensity of subsequent processing by the staff. Utility Model Content

[0004] The utility model aims to provide a limiting mechanism for a double-roll crusher, aiming to solve the problem in the prior art that after crushing the ore, the existing double-roll crusher usually drops the crushed ore from the discharge port at the bottom of the double-roll crusher onto a conveyor belt for transportation, but the size of the discharge port of the roller crusher is fixed. When the width of the conveyor belt is smaller than the size of the discharge port, the crushed ore may fall to the ground, thereby increasing the intensity of subsequent processing by the staff.

[0005] To achieve the above object, the utility model provides the following technical solutions: a limiting mechanism of a double-roll crusher, comprising a frame, a double-roll crusher is arranged on the top of the frame, a feed port is arranged on the top of the double-roll crusher, a discharge port is arranged at the bottom of the double-roll crusher, a conveyor belt is arranged at the bottom of the discharge port, two connecting seats are fixedly connected to the bottom of the double-roll crusher, and one end of the two connecting seats is fixedly connected to a mounting frame;

[0006] The inner sides of the two connecting seats are rotatably connected with a bidirectional screw rod through a bearing, one end of the bidirectional screw rod is connected with a first bevel gear, the outer wall of the bidirectional screw rod is threadedly connected with two threaded connecting blocks, the bottoms of the two threaded connecting blocks are connected with a guide plate, one end of the mounting frame is installed with a motor, the output end of the motor is connected with a rotating rod, the outer wall of the rotating rod is connected with a second bevel gear, and the outer wall of the double-roll crusher is installed with a control panel.

[0007] As a preferred limiting mechanism of the double-roll crusher of the utility model, one end of the bidirectional screw rod is inserted through the inner side of the mounting frame.

[0008] As a preferred limiting mechanism of the double-roll crusher of the utility model, the first bevel teeth are meshed with the second bevel teeth.

[0009] As a preferred limiting mechanism of the double-roll crusher of the utility model, two guide plates are provided, and the two guide plates are symmetrically distributed just below the discharge port.

[0010] As a preferred limiting mechanism of the double-roll crusher of the utility model, one end of the rotating rod forms a rotating connection structure with the mounting frame through a bearing.

[0011] As a preferred limiting mechanism of the double-roll crusher of the utility model, a sliding groove is provided on the outer wall of the connecting seat, and a sliding block is fixedly connected to the outer wall of the threaded connecting block.

[0012] As a preferred limiting mechanism of the double-roll crusher of the utility model, the threaded connection block can form a sliding connection structure with the connection seat through a sliding groove and a sliding block.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] By setting the two guide plates, the ore falling from the discharge port can be limited on both sides, so that the discharge port can fall onto the conveyor belt directly below, and the rotating rod is driven to rotate by the starting motor, so that the two bidirectional lead screws rotate together under the action of the meshing of the first bevel gear and the second bevel gear, and as the two bidirectional lead screws rotate, the two threaded connection blocks threadedly connected on their outer walls will move toward or oppositely along the slide groove under the action of the slider, and the bottom of the threaded connection block is connected to the guide plate, so when the threaded connection block moves toward or oppositely, it can drive the two guide plates to move together, so that the distance between the two guide plates can be adjusted according to actual conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the first bottom-up stereoscopic structure of the utility model;

[0018] Figure 3 This is a schematic diagram of a second bottom-up stereoscopic structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the utility model when viewed from above;

[0020] Figure 5 This is a schematic diagram of the enlarged structure of A of the utility model;

[0021] Figure 6 It is a schematic diagram of the enlarged structure of B of the utility model.

[0022] In the figure: 1. frame; 2. double-roll crusher; 3. feed port; 4. discharge port; 5. conveyor belt; 6. connecting seat; 7. mounting frame; 8. bidirectional screw; 9. first bevel gear; 10. threaded connection block; 11. guide plate; 12. motor; 13. rotating rod; 14. second bevel gear; 15. slide groove; 16. slider; 17. control panel. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 6 The utility model provides the following technical solutions: a limiting mechanism of a roller crusher, comprising a frame 1, a roller crusher 2 is arranged on the top of the frame 1, a feed port 3 is arranged on the top of the roller crusher 2, a discharge port 4 is arranged at the bottom of the roller crusher 2, a conveyor belt 5 is arranged at the bottom of the discharge port 4, two connecting seats 6 are fixedly connected to the bottom of the roller crusher 2, and one end of the two connecting seats 6 is fixedly connected to a mounting frame 7;

[0025] The inner sides of the two connecting seats 6 are rotatably connected with a bidirectional screw rod 8 through a bearing, one end of the bidirectional screw rod 8 is connected with a first bevel gear 9, the outer wall of the bidirectional screw rod 8 is threadedly connected with two threaded connection blocks 10, the bottom of the two threaded connection blocks 10 is connected with a guide plate 11, one end of the mounting frame 7 is installed with a motor 12, the output end of the motor 12 is connected with a rotating rod 13, the outer wall of the rotating rod 13 is connected with a second bevel gear 14, and the outer wall of the double-roll crusher 2 is installed with a control panel 17;

[0026] It should be noted that two threaded connection blocks 10 are respectively arranged on the inner side of the two connection seats 6, and the bottom of the threaded connection block 10 on the same side of the two connection seats 6 is connected to a guide plate 11, so that when the threaded connection block 10 on one side moves, it can drive the guide plate 11 at the bottom to move, and the motor 12 is connected to the external power supply through the control panel 17.

[0027] Preferably, one end of the bidirectional screw rod 8 is inserted through the inner side of the mounting frame 7 , the first bevel gear 9 is meshed with the second bevel gear 14 , and a sliding groove 15 is provided on the outer wall of the connecting seat 6 .

[0028] During specific use, the rotating rod 13 is driven to rotate by starting the motor 12, so that the two bidirectional screw rods 8 rotate together under the action of the meshing of the first bevel gear 9 and the second bevel gear 14. As the two bidirectional screw rods 8 rotate, the two threaded connection blocks 10 threadedly connected on their outer walls will move toward or oppositely along the slide groove 15 under the action of the slider 16, and the bottom of the threaded connection block 10 is connected to the guide plate 11, so when the threaded connection block 10 moves toward or oppositely, it can drive the two guide plates 11 to move together, so that the distance between the two guide plates 11 can be adjusted according to actual conditions.

[0029] Preferably, two material guide plates 11 are provided, and the two material guide plates 11 are symmetrically distributed directly below the material outlet 4 .

[0030] During specific use, the two guide plates 11 can be provided to limit the ore falling from the discharge port 4 on both sides, so that the discharge port 4 can fall onto the conveyor belt 5 directly below.

[0031] Preferably, a sliding block 16 is fixedly connected to the outer wall of the threaded connection block 10 , and the threaded connection block 10 can form a sliding connection structure with the connection seat 6 through the sliding groove 15 and the sliding block 16 .

[0032] During specific use, through the sliding connection structure between the threaded connection block 10 and the connecting seat 6, when the bidirectional screw 8 rotates, the two threaded connection blocks 10 on the outer wall of the bidirectional screw 8 will move along the slide groove 15 under the action of the slider 16, thereby guiding the threaded connection block 10 when it moves.

[0033] Working principle: When the limiting mechanism of the double-roll crusher is used, first, the limiting mechanism of the double-roll crusher is assembled through the connecting seat 6, the mounting frame 7, the bidirectional screw 8, the first bevel gear 9, the threaded connection block 10, the guide plate 11, the motor 12, the rotating rod 13, the second bevel gear 14, the chute 15, and the slider 16. When the double-roll crusher 2 discharges the crushed ore through the discharge port 4, the two guide plates 11 can be set to limit the ore falling from the discharge port 4 on both sides, so that the discharge port 4 can fall onto the conveyor belt 5 directly below, and the motor 12 is started to drive the rotating rod 13 to rotate, so that the two double rollers 2 can be moved. The two-way screw rod 8 rotates together under the action of the meshing of the first bevel tooth 9 and the second bevel tooth 14, and as the two bidirectional screw rods 8 rotate, the two threaded connection blocks 10 threadedly connected to their outer walls will move toward or oppositely along the slide groove 15 under the action of the slider 16, and the bottom of the threaded connection block 10 is connected to the guide plate 11, so when the threaded connection block 10 moves toward or oppositely, it can drive the two guide plates 11 to move together, so that the distance between the two guide plates 11 can be adjusted according to actual conditions, which is convenient for the conveyor belt 5 of different widths to transport the crushed ore and prevent the crushed ore from spilling onto the ground.

[0034] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A limiting mechanism for a double-roll crusher, comprising a frame (1), characterized in that: A double-roll crusher (2) is arranged on the top of the frame (1), a feed port (3) is arranged on the top of the double-roll crusher (2), a discharge port (4) is arranged on the bottom of the double-roll crusher (2), a conveyor belt (5) is arranged on the bottom of the discharge port (4), two connecting seats (6) are fixedly connected to the bottom of the double-roll crusher (2), and one end of the two connecting seats (6) is fixedly connected to a mounting frame (7); The inner sides of the two connecting seats (6) are rotatably connected with a bidirectional screw rod (8) via a bearing, one end of the bidirectional screw rod (8) is connected with a first bevel gear (9), the outer wall of the bidirectional screw rod (8) is threadedly connected with two threaded connecting blocks (10), the bottoms of the two threaded connecting blocks (10) are connected with a guide plate (11), one end of the mounting frame (7) is mounted with a motor (12), the output end of the motor (12) is connected with a rotating rod (13), the outer wall of the rotating rod (13) is connected with a second bevel gear (14), and the outer wall of the double-roll crusher (2) is mounted with a control panel (17).

2. The limiting mechanism of a double-roll crusher according to claim 1, characterized in that: One end of the bidirectional screw rod (8) is inserted through the inner side of the mounting frame (7).

3. The limiting mechanism of a double-roll crusher according to claim 1 is characterized in that: The first bevel gear (9) is meshed with the second bevel gear (14).

4. The limiting mechanism of a double-roll crusher according to claim 1, characterized in that: Two material guide plates (11) are provided, and the two material guide plates (11) are symmetrically distributed directly below the material outlet (4).

5. The limiting mechanism of a double-roll crusher according to claim 1, characterized in that: One end of the rotating rod (13) forms a rotating connection structure with the mounting frame (7) via a bearing.

6. The limiting mechanism of a double-roll crusher according to claim 1, characterized in that: The outer wall of the connection seat (6) is provided with a sliding groove (15), and the outer wall of the threaded connection block (10) is fixedly connected with a sliding block (16).

7. The limiting mechanism of a double-roll crusher according to claim 6, characterized in that: The threaded connection block (10) can form a sliding connection structure with the connection seat (6) via a sliding groove (15) and a sliding block (16).

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