Angle-adjustable vibrating screen device for mining machinery

Abstract

The utility model relates to the technical field of mechanical vibrating screens, and discloses an angle-adjustable mining mechanical vibrating screen device which is composed of a fixing seat, a fixing plate, a double-shaft motor, a mounting plate, a connecting rod, a ratchet wheel, a fixing column, a pawl, a torsion spring, a fixing block, a worm, a threaded rod, a threaded sleeve and a worm gear. The fixing base is fixedly installed on the top of the base, the fixing plate is fixedly installed on the side face of the fixing base, the double-shaft motor is fixedly installed on the top of the fixing plate, the installing plate is fixedly installed on the top of the fixing plate, and the connecting rod is fixedly installed on an output shaft of the double-shaft motor. According to the angle-adjustable mining machinery vibrating screen device, by driving the double-shaft motor, the threaded rod can ascend and descend, the angle of the vibrating screen body can be adjusted, meanwhile, the pawl can limit the ratchet wheel under the action of the torsional spring, the angle of the vibrating screen body can be kept, use is convenient, and the adjusting effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical vibration screens, in particular to a mining mechanical vibration screen device with adjustable angles. Background Art

[0002] The mining vibrating screen adopts advanced domestic and foreign technologies such as vibration motor excitation, rubber spring vibration reduction, high wear-resistant material screen plate, sealed screen box and advanced self-synchronous vibration principle. It has the characteristics of long life, low noise and high screening efficiency. It is a vibrating screening equipment suitable for sintered ore, natural ore, coke and other powdered materials.

[0003] The utility model with patent application number 202023198901.6 discloses a mechanical vibration screen device with adjustable angle, including a vibration box, one end of the vibration box is symmetrically provided with movable grooves, a vibration cavity is provided at the top of the vibration box and between the two movable grooves, a rotating hole is provided on the side of the movable groove away from the vibration cavity, a support plate is provided below the movable groove, a rectangular groove connected to the outside world is provided in the support plate, a gear groove is provided on one side of the rectangular groove, and a jack connected to the outside world is provided on the other side of the rectangular groove, a movable plate and a tooth plate are provided in the movable groove, and the bottom ends of the movable plate and the tooth plate pass through the movable groove and extend to the rectangular groove.

[0004] The angle-adjustable mechanical vibration screen device can start a motor, allow the output shaft of the motor to drive the gear to rotate, and the gear drives the tooth plate and the movable plate to move downward. At the same time, the rotating shaft rotates in the rotating hole and drives one end of the vibration box to move downward, which solves the problem that fine sand and large-particle coarse sand are manually discharged during the screening process of the current mechanical vibration screen. However, there are still areas that can be improved. For example, when the device adjusts the angle of the vibration box, the universal wheel will move and be subjected to force. Since the vibration box is heavy, the universal wheel is easily damaged, which cannot meet current needs. Utility Model Content

[0005] The utility model aims to provide a mining machinery vibrating screen device with adjustable angle to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mining machinery vibrating screen device with adjustable angle, comprising a base, a support rod, a vibrating screen body, and an angle adjustment device, wherein the support rod is arranged at the top of the base, the vibrating screen body is arranged at the top of the support rod, and the angle adjustment device is arranged at the top of the base.

[0007] The angle adjustment device is composed of a fixed seat, a fixed plate, a dual-axis motor, a mounting plate, a connecting rod, a ratchet, a fixed column, a pawl, a torsion spring, a fixed block, a worm, a threaded rod, a threaded sleeve, and a worm wheel. The fixed seat is fixedly installed on the top of the base, the fixed plate is fixedly installed on the side of the fixed seat, the dual-axis motor is fixedly installed on the top of the fixed plate, the mounting plate is fixedly installed on the top of the fixed plate, the connecting rod is fixedly installed on the output shaft of the dual-axis motor, the ratchet is fixedly installed on the surface of the connecting rod, the fixed column is fixedly installed on the side of the mounting plate, the pawl is sleeved on the outside of the fixed column, the torsion spring is sleeved on the outside of the fixed column, the fixed block is fixedly installed on the surface of the pawl, the worm is rotatably installed inside the fixed seat, the threaded rod is slidably installed inside the fixed seat, the threaded sleeve is threadedly installed on the surface of the threaded rod, and the worm wheel is fixedly installed on the surface of the threaded sleeve.

[0008] Preferably, one end of the vibrating screen body is rotatably connected to the support rod through a movable shaft, and the other end is rotatably connected to the threaded rod through a fixed shaft, and a slide groove matching the movable shaft is provided on the side of the vibrating screen body. This arrangement can change the angle of the vibrating screen body by raising and lowering the support rod.

[0009] Preferably, the ratchet wheel and the pawl are meshed, and this arrangement can limit the position of the ratchet wheel by the pawl.

[0010] Preferably, one end of the torsion spring is connected to the fixing column, and the other end is connected to the pawl, and a torsion spring is provided for resetting the pawl.

[0011] Preferably, the worm and the connecting rod are fixedly connected, and this arrangement can drive the dual-axis motor to make the connecting rod drive the worm to rotate.

[0012] Preferably, the worm and the worm wheel are meshed, and this arrangement can cause the worm wheel to rotate by rotating the worm.

[0013] Preferably, the fixed seat, mounting plate, connecting rod, ratchet, fixed column, pawl, torsion spring, fixed block, worm, threaded rod, threaded sleeve, and worm wheel are all grouped together, and there are two groups symmetrically arranged on the surface of the base. Through the two symmetrically arranged groups, the threaded rod can better adjust the angle of the vibrating screen body.

[0014] Compared with the prior art, the utility model has the beneficial effects that the angle-adjustable mining machinery vibrating screen device drives a dual-axis motor to allow the threaded rod to be raised and lowered, thereby adjusting the angle of the vibrating screen body; at the same time, the pawl can limit the ratchet wheel under the action of the torsion spring, thereby maintaining the angle of the vibrating screen body; the utility model is easy to use and has a good adjustment effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the overall structure of the angle adjustment device of the utility model;

[0017] Figure 3 This is a schematic diagram of the ratchet, fixed column and pawl structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the worm, threaded rod and threaded sleeve of the utility model.

[0019] In the figure: 1. base; 2. support rod; 3. vibrating screen body; 4. angle adjustment device; 401. fixed seat; 402. fixed plate; 403. dual-axis motor; 404. mounting plate; 405. connecting rod; 406. ratchet; 407. fixed column; 408. pawl; 409. torsion spring; 410. fixed block; 411. worm; 412. threaded rod; 413. threaded sleeve; 414. worm wheel. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-4 The utility model provides a technical solution: a mining machinery vibrating screen device with adjustable angle, comprising a base 1, a support rod 2, a vibrating screen body 3, and an angle adjustment device 4, the support rod 2 is arranged on the top of the base 1, the vibrating screen body 3 is arranged on the top of the support rod 2, and the angle adjustment device 4 is arranged on the top of the base 1.

[0022] The angle adjustment device 4 is composed of a fixing seat 401, a fixing plate 402, a dual-axis motor 403, a mounting plate 404, a connecting rod 405, a ratchet 406, a fixing column 407, a pawl 408, a torsion spring 409, a fixing block 410, a worm 411, a threaded rod 412, a threaded sleeve 413, and a worm wheel 414. The fixing seat 401 is fixedly mounted on the top of the base 1, the fixing plate 402 is fixedly mounted on the side of the fixing seat 401, the dual-axis motor 403 is fixedly mounted on the top of the fixing plate 402, the mounting plate 404 is fixedly mounted on the top of the fixing plate 402, and the connecting rod 405 is fixedly mounted on the dual-axis motor 4 03 output shaft, ratchet 406 is fixedly mounted on the surface of connecting rod 405, fixed column 407 is fixedly mounted on the side of mounting plate 404, pawl 408 is sleeved on the outside of fixed column 407, ratchet 406 and pawl 408 are meshed, and the setting can limit the ratchet 406 through pawl 408, torsion spring 409 is sleeved on the outside of fixed column 407, one end of torsion spring 409 is connected to fixed column 407, and the other end is connected to pawl 408, and torsion spring 409 is provided for resetting pawl 408, fixed block 410 is fixedly mounted on the surface of pawl 408, and worm 411 is rotatably mounted on fixed seat The worm 411 and the connecting rod 405 are fixedly connected inside the 401. The setting can drive the dual-axis motor 403 to make the connecting rod 405 drive the worm 411 to rotate. The threaded rod 412 is slidably installed inside the fixed seat 401. One end of the vibration screen body 3 is rotatably connected to the support rod 2 through the movable shaft, and the other end is rotatably connected to the threaded rod 412 through the fixed shaft. A sliding groove matching the movable shaft is provided on the side of the vibration screen body 3. The setting can change the angle of the vibration screen body 3 by lifting the support rod 2. The threaded sleeve 413 is threadedly installed on the surface of the threaded rod 412. The worm gear 411 is connected to the support rod 2 through the movable shaft ... 14 is fixedly installed on the surface of the threaded sleeve 413, and the worm 411 and the worm wheel 414 are meshed. This arrangement can rotate the worm 411 to rotate the worm wheel 414. The fixed seat 401, the mounting plate 404, the connecting rod 405, the ratchet 406, the fixed column 407, the pawl 408, the torsion spring 409, the fixed block 410, the worm 411, the threaded rod 412, the threaded sleeve 413, and the worm wheel 414 are all one group. There are two groups symmetrically arranged on the surface of the base 1. Through the two symmetrically arranged groups, the threaded rod 412 can better adjust the angle of the vibrating screen body 3.

[0023] When in use, the dual-axis motor 403 is driven to make the connecting rod 405 drive the worm 411 to rotate, thereby causing the worm wheel 414 to rotate. Under the action of the threaded sleeve 413, the threaded rod 412 can be raised and lowered, and the angle of the vibration screen body 3 can be adjusted. At the same time, the pawl 408 can limit the ratchet 406 under the action of the torsion spring 409, so as to maintain the angle of the vibration screen body 3. By moving the fixed block 410, the limit of the ratchet 406 by the pawl 408 can be released.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A mining machinery vibrating screen device with adjustable angle, comprising a base (1), a support rod (2), a vibrating screen body (3), and an angle adjustment device (4), characterized in that: The support rod (2) is arranged on the top of the base (1), the vibrating screen body (3) is arranged on the top of the support rod (2), and the angle adjustment device (4) is arranged on the top of the base (1); The angle adjustment device (4) is composed of a fixing seat (401), a fixing plate (402), a dual-axis motor (403), a mounting plate (404), a connecting rod (405), a ratchet (406), a fixing column (407), a ratchet (408), a torsion spring (409), a fixing block (410), a worm (411), a threaded rod (412), a threaded sleeve (413), and a worm wheel (414). The fixing seat (401) is fixedly mounted on the top of the base (1), the fixing plate (402) is fixedly mounted on the side of the fixing seat (401), the dual-axis motor (403) is fixedly mounted on the top of the fixing plate (402), the mounting plate (404) is fixedly mounted on the top of the fixing plate (402), and the connecting rod (405) is fixedly mounted on the top of the fixing plate (402). The ratchet (406) is fixedly mounted on the surface of the connecting rod (405), the fixing column (407) is fixedly mounted on the side of the mounting plate (404), the pawl (408) is sleeved on the outside of the fixing column (407), the torsion spring (409) is sleeved on the outside of the fixing column (407), the fixing block (410) is fixedly mounted on the surface of the pawl (408), the worm (411) is rotatably mounted inside the fixing seat (401), the threaded rod (412) is slidably mounted inside the fixing seat (401), the threaded sleeve (413) is threadedly mounted on the surface of the threaded rod (412), and the worm wheel (414) is fixedly mounted on the surface of the threaded sleeve (413).

2. The angle-adjustable mining machinery vibrating screen device according to claim 1, characterized in that: One end of the vibration screen body (3) is rotationally connected to the support rod (2) via a movable shaft, and the other end is rotationally connected to the threaded rod (412) via a fixed shaft, and a sliding groove matching the movable shaft is provided on the side of the vibration screen body (3).

3. The angle-adjustable mining machinery vibrating screen device according to claim 1, characterized in that: The ratchet wheel (406) and the pawl (408) are meshed.

4. The angle-adjustable mining machinery vibrating screen device according to claim 1, characterized in that: One end of the torsion spring (409) is connected to the fixing column (407), and the other end is connected to the pawl (408).

5. The angle-adjustable mining machinery vibrating screen device according to claim 1, characterized in that: The worm (411) and the connecting rod (405) are fixedly connected.

6. The angle-adjustable mining machinery vibrating screen device according to claim 1, characterized in that: The worm (411) and the worm wheel (414) are meshed.

7. The angle-adjustable mining machinery vibrating screen device according to claim 1, characterized in that: The fixing seat (401), the mounting plate (404), the connecting rod (405), the ratchet (406), the fixing column (407), the pawl (408), the torsion spring (409), the fixing block (410), the worm (411), the threaded rod (412), the threaded sleeve (413), and the worm wheel (414) are all grouped together, and there are two groups symmetrically arranged on the surface of the base (1).

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