CN216459999U

CN216459999U - Automatic stone screening device

Info

Publication number: CN216459999U
Application number: CN202122716528.7U
Authority: CN
Inventors: 陈生余
Original assignee: Yongtai Zhucheng Machine Made Sand Co ltd
Current assignee: Yongtai Zhucheng Machine Made Sand Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-05-10
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to the field of stone screening equipment, in particular to an automatic stone screening device which comprises a feeding hopper, wherein the feeding hopper is fixedly connected with a screening bin, a multi-stage screen is arranged in the screening bin, a multi-stage discharge hopper is arranged at the lower end of the screening bin, a vibrating arm is arranged at the upper end of the screening bin, one end of the vibrating arm is fixedly connected with a vibrating machine, a rotating wheel of the vibrating machine is connected with one end of a driving belt in a sliding manner, the other end of the driving belt is connected with a rotating wheel of a control motor in a sliding manner, a motor base is arranged at the bottom of the control motor, the motor base is connected with a motor supporting spring, the bottom end of the motor supporting spring is connected with a motor supporting arm, supporting shafts are arranged on two sides of the screening bin, the supporting shafts are rotatably connected with supporting blocks, the bottom ends of the supporting springs are connected with supporting arms, horizontal bases are arranged at the bottom of the supporting arm and the bottom of the motor supporting arm.

Description

Automatic stone screening device

Technical Field

The utility model relates to the field of stone screening equipment, in particular to an automatic stone screening device.

Background

The stone is the broad sense said, the stone has important effect in decoration engineering, municipal administration, highway, railway etc. scope, the stone of different sizes need be filtered in order to improve the quality of stone during the stone production, current sieving mechanism often filters the mode singlely, not only work load is big, and work efficiency is low, because often have a large amount of sand in the stone, filter the back, often can be covered with dust sand in the current device, influence the quality of screening stone finished product, the inside difficult to clean of device moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic stone screening device, which comprises a feed hopper, wherein the feed hopper is fixedly connected with a screening bin, a first screen, a second screen and a third screen are arranged inside the screening bin, a first discharge hopper, a second discharge hopper and a third discharge hopper are arranged at the lower end of the screening bin, a vibrating arm is arranged at the upper end of the screening bin, a vibrator is fixedly connected at one end of the vibrating arm, a vibrator rotating wheel is arranged at one end of the vibrator, one end of a transmission belt is slidably connected with the vibrator rotating wheel, the other end of the transmission belt is slidably connected with a motor rotating wheel, the motor rotating wheel is connected with a transmission shaft for controlling a motor, a motor base is arranged at the bottom of the control motor, the motor base is connected with a motor supporting spring, the bottom end of the motor supporting spring is connected with a motor supporting arm, a front supporting shaft and a rear supporting shaft are arranged on two sides of the screening bin, the utility model discloses a motor support arm, including preceding supporting arm, back supporting arm, motor support arm, back supporting arm, front supporting shaft rotates and is connected with preceding supporting block, back supporting shaft rotates and is connected with back supporting block, the bottom of preceding supporting block is connected with preceding supporting spring, preceding supporting arm is connected with preceding supporting arm, the bottom of back supporting block is connected with back supporting spring, back supporting spring bottom is connected with back supporting arm, preceding supporting arm, back supporting arm and motor support arm bottom are provided with horizontal base.

Preferably: the first screen and the second screen are special screens for stones, the inner diameters of screen holes of the first screen and the second screen are reduced in sequence, and the third screen is a fine screen.

Preferably: the motor rotating wheel is in transmission connection with the vibrating machine rotating wheel through a transmission belt, power is transmitted through the transmission belt, and the output rotating speed of the control motor is adjustable.

Preferably: the front supporting spring, the rear supporting spring and the motor supporting spring are all rubber springs.

Preferably: the front support block can rotate around the front support shaft, and the rear support block can rotate around the rear support shaft.

Preferably: and a space is reserved between the third screen and the bottom plate of the screening bin to form a fixed gap.

Preferably, the following components: the edges of the motor rotating wheel and the vibrating machine rotating wheel are provided with bulges.

Preferably: the screening bin is made of stainless steel.

Compared with the prior art, the utility model has the beneficial effects that:

1. through setting up the multilayer screen cloth, can once only carry out multistage screening to the stone to screening efficiency has been improved.

2. Through setting up the clearance of third screen cloth and screening storehouse bottom, can follow screening storehouse bottom roll-off with the dust sand that the in-process of screening vibrations got off to the finished product quality of stone has been promoted.

3. Through adjusting control motor speed to change the vibration frequency of bobbing machine, thereby can carry out vibration screening to the stone of different grade type and quantity, improve the wholeness efficiency that the stone was screened.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the screening chamber of the present invention;

FIG. 3 is a schematic diagram of the external structure of the present invention.

In the figure:

1. a feed hopper; 2. a screening bin; 3. a first screen; 4. a second screen; 5. a third screen; 6. a first discharge hopper; 7. a second discharge hopper; 8. a third discharge hopper; 9. a front support shaft; 10. a front support block; 11. a front support spring; 12. a front support arm; 13. a rear support shaft; 14. a rear support block; 15. a rear support spring; 16. a rear support arm; 17. a vibrating arm; 18. a vibrator wheel; 19. a transmission belt; 20. a motor runner; 21. controlling the motor; 22. a motor support spring; 23. a motor support arm; 24. a horizontal base; 25. a vibrator; 26. motor base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the automatic screening device for stones of the present invention includes a feeding hopper 1, the feeding hopper 1 is fixedly connected to a screening bin 2, a first screen 3, a second screen 4 and a third screen 5 are disposed inside the screening bin 2, a first discharging hopper 6, a second discharging hopper 7 and a third discharging hopper 8 are disposed at a lower end of the screening bin 2, a vibrating arm 17 is disposed at an upper end of the screening bin 2, a vibrator 25 is fixedly connected to one end of the vibrating arm 17, a vibrator wheel 18 is disposed at one end of the vibrator 25, one end of a driving belt 19 is slidably connected to the vibrator wheel 18, a motor wheel 20 is slidably connected to the other end of the driving belt 19, the motor wheel 20 is connected to a driving shaft of a control motor 21, a motor base 26 is disposed at a bottom of the control motor 21, the motor base 26 is connected to a motor support spring 22, motor support spring 22's bottom is connected with motor support arm 23, the both sides of screening storehouse 2 all are provided with preceding supporting axle 9 and back supporting axle 13, preceding supporting axle 9 rotates and is connected with preceding supporting block 10, back supporting axle 13 rotates and is connected with back supporting block 14, the bottom of preceding supporting block 10 is connected with preceding supporting spring 11, preceding supporting spring 11 bottom is connected with preceding supporting arm 12, the bottom of back supporting block 14 is connected with back supporting spring 15, back supporting spring 15 bottom is connected with back supporting arm 16, preceding supporting arm 12, back supporting arm 16 and motor support arm 23 bottom are provided with horizontal base 24. First screen cloth 3 and second screen cloth 4 carry out multistage screening to the stone, have promoted stone screening efficiency.

The third screen 5 is a fine screen, and sand dust generated in the screening process is screened to the bottom of the screening bin 2, so that the quality of finished products screened by stones is improved. The motor rotating wheel 20 is in transmission connection with the vibrator rotating wheel 18 through a transmission belt 19, power is transmitted through the transmission belt 19, and the output rotating speed of the control motor 21 is adjustable, so that the vibrator can generate vibration with different frequencies, and stones with different types and quantities can be screened. The front supporting spring 11, the rear supporting spring 15 and the motor supporting spring 22 are rubber springs and have strong compression resistance and shock absorption capacity, so that resonance of the vibrating machine 25 on the horizontal base 24 is reduced, the stability of the integral structure during operation is improved, the front supporting block 10 can rotate around the front supporting shaft 9, the rear supporting block 14 can rotate around the rear supporting shaft 13, abrasion of the screening bin 2 on other structures during operation vibration is reduced, the service life of equipment is prolonged, the edges of the motor rotating wheel 20 and the vibrating machine rotating wheel 18 are provided with bulges, so that a driving belt 19 cannot be separated from the rotating wheel due to vibration, the stability of the equipment is improved, the screening bin 2 is made of stainless steel, when excessive dust accumulated inside the screening bin 2 is difficult to be discharged through a bottom plate of the screening bin 2, the screening bin 2 can be cleaned by directly using water, and the vibrating machine 25 is started to vibrate at low power, thereby making equipment washing maintenance extremely convenient, having improved the life of equipment.

The working process of the utility model is as follows: during the use according to the requirement start control motor 21 of screening stone, control motor 21 passes through drive belt 19 and drives the rotation of bobbing machine runner 18, bobbing machine 25 drives through vibrating arm 17 and screens 2 vibration backs in the storehouse, the stone raw materials that will screen into in feeder hopper 1, the action of gravity of stone self and the whole vibration of screening storehouse 2 will make the stone raw materials from going into hopper 1 automatic sliding screening storehouse 2 in, first screen cloth 3 and the second screen cloth 4 that set up in screening storehouse 2 will carry out multistage screening to the stone raw materials, third screen cloth 5 screens the stone interception that falls of second screen cloth 4 screening and falls the sandy soil screening that the stone raw materials dropped to the bottom of screening storehouse 2 in screening vibration, and slide out along the bottom. The screened finished pebble products slide out through the first discharge hopper 6, the second discharge hopper 7 and the third discharge hopper 8.

Wherein: the control motor 21, the vibrating machine 25, the front supporting spring 11, the rear supporting spring 15 and the motor supporting spring 22 are all mature production technologies and equipment which are already applied in real life.

While the utility model has been described in detail with reference to specific embodiments thereof, it will be understood by those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an automatic sieving mechanism of stone, includes feeder hopper (1), its characterized in that: the screening bin (2) is fixedly connected with the feeding hopper (1), a first screen (3), a second screen (4) and a third screen (5) are arranged inside the screening bin (2), a first discharge hopper (6), a second discharge hopper (7) and a third discharge hopper (8) are arranged at the lower end of the screening bin (2), a vibrating arm (17) is arranged at the upper end of the screening bin (2), a vibrating machine (25) is fixedly connected with one end of the vibrating arm (17), a vibrating machine rotating wheel (18) is arranged at one end of the vibrating machine (25), one end of a driving belt (19) is slidably connected with the vibrating machine rotating wheel (18), a motor rotating wheel (20) is slidably connected with the other end of the driving belt (19), the motor rotating wheel (20) is connected with a transmission shaft of a control motor (21), a motor base (26) is arranged at the bottom of the control motor (21), the motor base (26) is connected with a motor supporting spring (22), the bottom end of the motor supporting spring (22) is connected with a motor supporting arm (23), a front supporting shaft (9) and a rear supporting shaft (13) are arranged on both sides of the screening bin (2), the front supporting shaft (9) is rotationally connected with a front supporting block (10), the rear supporting shaft (13) is rotationally connected with a rear supporting block (14), the bottom end of the front supporting block (10) is connected with a front supporting spring (11), the bottom end of the front supporting spring (11) is connected with a front supporting arm (12), the bottom end of the rear supporting block (14) is connected with a rear supporting spring (15), the bottom end of the rear supporting spring (15) is connected with a rear supporting arm (16), horizontal bases (24) are arranged at the bottoms of the front supporting arm (12), the rear supporting arm (16) and the motor supporting arm (23).

2. An automated stone screening apparatus as claimed in claim 1, wherein: the first screen (3) and the second screen (4) are special screens for stones, the inner diameters of the screen holes are reduced in sequence, and the third screen (5) is a fine screen.

3. An automated stone screening apparatus as claimed in claim 1, wherein: the motor rotating wheel (20) is in transmission connection with the vibrating machine rotating wheel (18) through a transmission belt (19), power is transmitted through the transmission belt (19), and the output rotating speed of the control motor (21) is adjustable.

4. An automated stone screening apparatus as claimed in claim 1, wherein: the front supporting spring (11), the rear supporting spring (15) and the motor supporting spring (22) are all rubber springs.

5. An automated stone screening apparatus as claimed in claim 1, wherein: the front supporting block (10) can rotate around a front supporting shaft (9), and the rear supporting block (14) can rotate around a rear supporting shaft (13).

6. An automated stone screening apparatus as claimed in claim 1, wherein: and a space is reserved between the third screen (5) and the bottom plate of the screening bin (2) to form a fixed gap.

7. An automated stone screening apparatus as claimed in claim 1, wherein: the edges of the motor rotating wheel (20) and the vibrating machine rotating wheel (18) are provided with bulges.

8. An automated stone screening apparatus as claimed in claim 1, wherein: the screening bin (2) is made of stainless steel.