CN211488083U

CN211488083U - Screening device before broken building stones

Info

Publication number: CN211488083U
Application number: CN201921943260.7U
Authority: CN
Inventors: 罗俊岭; 连小宾; 高世刚; 朱晨曦; 王志楠
Original assignee: Jize Longjianshang Concrete Co ltd
Current assignee: Jize Longjianshang Concrete Co ltd
Priority date: 2019-04-04
Filing date: 2019-11-12
Publication date: 2020-09-15
Anticipated expiration: 2029-11-12

Abstract

The utility model belongs to the technical field of the broken technique of carrying and specifically relates to a screening device before building stones are broken, including mounting bracket, support frame and transmission case, install the pay-off conveyer belt on the upper left position of mounting bracket, install the support frame on the mounting bracket on pay-off conveyer belt right side, be provided with the screen cloth on the top position of support frame, evenly be provided with buffer spring between screen cloth and the support frame, symmetrically install the screening motor on the intermediate position of both sides around the support frame, symmetrically install the transmission case on the both sides position of two screening motors, install the cam on the intermediate position of transmission case, the cam rotates between being connected through pivot and transmission case, be provided with the guide pulley on the cam top position, the guide pulley is connected with slide bar one end, the slide bar other end passes the transmission case and is connected with; the utility model discloses in, through setting up mounting bracket, support frame and transmission case, increased the defeated material quality of device, guaranteed the security of processing.

Description

Screening device before broken building stones

Technical Field

The utility model relates to a broken technical field of carrying specifically is a screening device before building stones are broken.

Background

The crushing machine is a crushing machine suitable for raw materials in the industries of metallurgy, building, road building, chemistry and silicate, is divided into a plurality of models according to different crushing principles and different product particle sizes, is widely applied to various departments such as mines, smelting, building materials, highways, railways, water conservancy and chemical industries, has large crushing ratio, high efficiency, low energy consumption and uniform product particle size, is suitable for middle-crushing and fine-crushing various ores and rocks, and has ever-increasing demand on a screening device before crushing stone materials.

When the existing device is used, the cone crusher has strong capacity of crushing large stones, and a large number of fine stones enter the cone crusher to clamp materials, so that the cone crusher is difficult to operate, the machine is easy to damage, and meanwhile, stones fall off from a conveyor belt when the cone crusher is used, so that the screening device before stone crushing is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieving mechanism before the building stones are broken to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a screening device before stone crushing comprises a mounting frame, a support frame and a transmission case, wherein a feeding conveyor belt is mounted at the upper left position of the mounting frame, the support frame is mounted at the right side of the feeding conveyor belt, a screen is arranged at the upper position of the support frame, buffer springs are uniformly arranged between the screen and the support frame, screening motors are symmetrically mounted at the middle positions of the front side and the rear side of the support frame, the transmission cases are symmetrically mounted at the two side positions of the two screening motors, a cam is mounted at the middle position of the transmission case, the cam is rotatably connected with the transmission cases through a rotating shaft, a driving wheel is mounted on the rotating shaft between the cam and the transmission cases, the driving wheel on the cam is rotatably connected with a driving wheel on an output shaft of the screening motors through a driving belt, a guide wheel is, the utility model discloses a crusher, including guide pulley, slide bar, transmission case, screen cloth, guide pulley and slide bar, the guide pulley is connected with slide bar one end, the slide bar other end passes the transmission case and is connected with the screen cloth, the slide bar upper cover between guide pulley and the transmission case has the vibrations spring, sliding connection between slide bar and the transmission case, the discharge gate setting of screen cloth is directly over the breaker open-ended, install the feed back conveyer belt on the mounting bracket of screen cloth below.

Preferably, the feeding conveyor belt is high in the front and low in the back, the feeding conveyor belt is arranged on the mounting frame in a mode of high in the two sides and low in the middle, the feeding motor is arranged on the mounting frame below the feeding conveyor belt, and a driving wheel on an output shaft of the feeding motor is rotatably connected with a driving wheel on a driving wheel of the feeding conveyor belt through the conveying belt.

Preferably, the screening motor is installed on the motor frame, install the accommodate motor on the motor frame in the screening motor outside, the symmetry is provided with down the hinge seat on the support frame of accommodate motor both sides, four be provided with the mounting panel down on the top position of hinge seat, the output shaft of screening motor passes through the shaft coupling and is connected with the threaded rod, drive nut on the threaded rod is installed on the mounting panel, the threaded rod is kept away from screening motor one end and is installed the limiting plate.

Preferably, two upper hinge seats are symmetrically arranged on two sides of the lower portion of the mounting plate, the four upper hinge seats correspond to the four lower hinge seats in arrangement positions, the four upper hinge seats are respectively hinged to one end of an upper connecting rod, the four lower hinge seats are respectively hinged to one end of a lower connecting rod, and the upper ends of the four lower connecting rods and the lower ends of the four upper connecting rods are respectively hinged to the movable hinge seats.

Preferably, the mounting position of the feed back conveyer belt corresponds to that of the screen, a feed back motor is mounted on the mounting frame below the feed back conveyer belt, and a driving wheel on an output shaft of the feed back motor is rotatably connected with a driving wheel on a driving wheel of the feed back conveyer belt through a driving belt.

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

1. in the utility model, by arranging the support frame, the threaded rod, the mounting plate, the folding protective cloth and the adjusting motor, the adjusting performance of the device is improved, the device can adjust the protective height according to the size of the conveyed stone and the screening process, the problem that the stone falls off in the conveying and screening process is avoided, meanwhile, the foldability of the device is improved due to the mutual matching of the upper connecting rod, the upper connecting rod and the threaded rod, the storage space of the device when the device is not used is reduced, and meanwhile, the folding protective cloth of the device is convenient to replace;

2. the utility model discloses in, through setting up the pay-off conveyer belt, the screen cloth, the cam, the slide bar, buffer spring, vibrations spring and feed back conveyer belt, the defeated material quality of device has been increased, make the device can sieve the building stones when transporting, it is low to have solved prior art breaker spoilage when using to appear, the problem of card material easily appears in the breaker, and the production efficiency is improved, simultaneously the cam, the guide pulley, the cooperation between slide bar and the vibrations spring is used, the screening quality and the screening efficiency of device have been increased, avoid the screen cloth problem of card material to appear.

Drawings

FIG. 1 is a front view of the device of the present invention;

FIG. 2 is an assembly view of the mounting bracket of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

fig. 4 is an assembly view of the support frame of the present invention 1.

In the figure: 1-mounting frame, 2-feeding conveyor belt, 3-feeding motor, 4-support frame, 5-folding protective cloth, 6-screen, 7-crusher, 8-feed back conveyor belt, 9-feed back motor, 10-slide bar, 11-buffer spring, 12-screening motor, 13-vibration spring, 14-guide wheel, 15-cam, 16-transmission box, 17-mounting plate, 18-upper hinge seat, 19-limiting plate, 20-transmission nut, 21-threaded rod, 22-upper connecting rod, 23-movable hinge seat, 24-lower connecting rod, 25-lower hinge seat, 26-motor frame and 27-adjusting motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a screening device before stone crushing comprises an installation frame 1, a support frame 4 and a transmission case 16, wherein a feeding conveyor belt 2 is installed at the upper left position of the installation frame 1, the support frame 4 is installed on the installation frame 1 at the right side of the feeding conveyor belt 2, a screen 6 is arranged at the upper position of the support frame 4, buffer springs 11 are uniformly arranged between the screen 6 and the support frame 4, screening motors 12 are symmetrically installed at the middle positions of the front side and the rear side of the support frame 4, the transmission cases 16 are symmetrically installed at the positions of the two sides of the two screening motors 12, a cam 15 is installed at the middle position of the transmission case 16, the cam 15 is rotatably connected with the transmission case 16 through a rotating shaft, a transmission wheel is installed on the rotating shaft between the cam 15 and the transmission case 16, the transmission wheel on the cam 15 is rotatably connected with the transmission wheel on the output shaft of, the stone crusher is characterized in that a guide wheel 14 is arranged above the cam 15, the guide wheel 14 is connected with one end of a sliding rod 10, the other end of the sliding rod 10 penetrates through a transmission box 16 and is connected with a screen 6, a vibration spring 13 is sleeved on the sliding rod 10 between the guide wheel 14 and the transmission box 16, the sliding rod 10 is connected with the transmission box 16 in a sliding manner, a discharge port of the screen 6 is arranged right above an opening of the crusher 7, a feed back conveyor belt 8 is installed on a mounting frame 1 below the screen 6, and the feed back conveyor belt 2, the screen 6, the cam 15, the sliding rod 10, a buffer spring 11, the vibration spring 13 and the feed back conveyor belt 8 are matched for use, so that the conveying quality of the device is improved, stones can be screened while the device is transported, the problems that the damage rate of the crusher 7 is low and the material is easily blocked in the crusher 7 in the prior art are solved, and the, meanwhile, the cam 15, the guide wheel 14, the sliding rod 10 and the vibrating spring 13 are matched for use, so that the screening quality and the screening efficiency of the device are increased, and the problem of material blockage of the screen 6 is avoided.

The feeding and conveying belt 2 is high in the front and low in the back, the feeding and conveying belt 2 is installed on the installation frame 1 in a mode of high in two sides and low in the middle, the feeding motor 3 is installed on the installation frame 1 below the feeding and conveying belt 2, driving wheels on an output shaft of the feeding motor 3 are connected with driving wheels on driving wheels of the feeding and conveying belt 2 through the conveying belt in a rotating mode, the screening motor 12 is installed on the motor frame 26, the adjusting motor 27 is installed on the motor frame 26 outside the screening motor 12, lower hinge bases 25 are symmetrically arranged on the supporting frames 4 on two sides of the adjusting motor 27, the installation plates 17 are arranged on the four positions above the lower hinge bases 25, the output shaft of the screening motor 12 is connected with the threaded rod 21 through a coupler, the transmission nut 20 on the threaded rod 21 is installed on the installation plate 17, and the supporting frames 4, the threaded rod, the adjusting performance of the device is improved, the device can adjust the protection height according to the size of conveyed stones and the screening process, the problem that the stones fall off in the conveying and screening processes is avoided, meanwhile, the upper connecting rod 22, the upper connecting rod 24 and the threaded rod 21 are matched with each other, the foldability of the device is improved, the storage space of the device is reduced when the device is not used, meanwhile, the folding protective cloth 5 of the device is convenient to replace, the threaded rod 21 is far away from one end of the screening motor 12 and is provided with the limiting plate 19, the two side positions below the mounting plate 17 are symmetrically provided with the upper hinge seats 18, the four upper hinge seats 18 correspond to the four lower hinge seats 25 in arrangement position, the four upper hinge seats 18 are hinged to one end of the upper connecting rod 22, and the four lower hinge seats 25 are hinged to one end of the lower connecting rod 24, the upper ends of the four lower connecting rods 24 and the lower ends of the four upper connecting rods 22 are respectively hinged with the movable hinge seats 23, the mounting position of the feed back conveyor belt 8 corresponds to that of the screen 6, the mounting frame 1 below the feed back conveyor belt 8 is provided with the feed back motor 9, and the driving wheel on the output shaft of the feed back motor 9 is rotatably connected with the driving wheel on the driving wheel of the feed back conveyor belt 8 through the driving belt.

The model of the feeding motor 3, the feed back motor 9 and the adjusting motor 27 is Y160M 1-2.

The working process is as follows: when the device is used, stones are placed in the feeding and conveying belt 2, the feeding motor 3 drives the feeding and conveying belt 2 to move, the feeding and conveying belt 2 conveys the stones, the supporting height of the folding protective cloth 5 is adjusted according to the sizes of the stones, the adjusting motor 27 drives the threaded rod 21 to rotate, the threaded rod 21 rotates, the transmission nut 20 drives the mounting plate 17 to move to the side far away from the supporting frame 4, the angle between the upper connecting rod 22 and the upper connecting rod 24 is increased, the folding protective cloth 5 is unfolded, the protective distance can be adjusted, in the process, the supporting frame 4, the threaded rod 21, the mounting plate 17, the folding protective cloth 5 and the adjusting motor 27 are matched for use, the adjusting performance of the device is improved, the protective height of the device can be adjusted according to the sizes of the conveyed stones and the screening process, and the problem that the stones fall off in the conveying and screening processes is avoided, meanwhile, the upper connecting rod 22, the upper connecting rod 24 and the threaded rod 21 are mutually matched, so that the foldability of the device is improved, the storage space of the device when the device is not used is reduced, the folding protective cloth 5 of the device is convenient to replace, when stones on the feeding conveyor belt 2 are conveyed onto the screen cloth 6, the screening motor 12 is matched with the driving wheel to drive the cam 15 to rotate, the cam 15 is constantly attached to the guide wheel 14 while rotating, when the convex end of the cam 15 is contacted with the guide wheel 14, the guide wheel 14 drives the slide rod 10 to move upwards, the vibration spring 13 compresses, the slide rod 10 drives the screen cloth 6 to move upwards, the vibration spring stretches, when the convex end of the cam 15 is not contacted with the guide wheel 14, the vibration spring 13 drives the guide wheel 14 to move downwards, the guide wheel 14 drives the slide rod 10 to move downwards, the slide rod 10 drives the screen cloth 6 to move downwards, the vibration spring compresses, the vibration spring is reciprocated, and small, realize the transport to small-size building stones by feed back conveyer belt 8, large-scale building stones are in falling into the material mouth of breaker 7 along screen cloth 6, breaker 7 realizes the breakage to building stones, at this in-process, pay-off conveyer belt 2, screen cloth 6, cam 15, slide bar 10, buffer spring 11, cooperation between vibrations spring 13 and the feed back conveyer belt 8 is used, the defeated material quality of device has been increased, make the device can sieve building stones when carrying out the transportation, it is low to have solved the breaker 7 spoilage that prior art appears when using, the problem of card material easily appears in the breaker 7, production efficiency is improved, cam 15 simultaneously, guide pulley 14, cooperation between slide bar 10 and the vibrations spring 13 is used, the screening quality and the screening efficiency of device have been increased, avoid screen cloth 6 the problem of card material to appear.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sieving mechanism before broken stone material, includes mounting bracket (1), support frame (4) and transmission case (16), its characterized in that: the automatic screening machine is characterized in that a feeding conveyor belt (2) is installed at the upper left position of the mounting frame (1), a support frame (4) is installed on the mounting frame (1) at the right side of the feeding conveyor belt (2), a screen (6) is arranged at the upper position of the support frame (4), buffer springs (11) are uniformly arranged between the screen (6) and the support frame (4), screening motors (12) are symmetrically installed at the middle positions of the front side and the rear side of the support frame (4), transmission boxes (16) are symmetrically installed at the positions of the two sides of the two screening motors (12), a cam (15) is installed at the middle position of each transmission box (16), the cam (15) is rotatably connected with the transmission boxes (16) through a rotating shaft, a transmission wheel is installed on the rotating shaft between the cam (15) and the transmission boxes (16), the transmission wheel on the cam (15) is rotatably connected with a transmission wheel on an output shaft, be provided with guide pulley (14) on cam (15) top position, guide pulley (14) are connected with slide bar (10) one end, slide bar (10) other end passes transmission case (16) and is connected with screen cloth (6), slide bar (10) upper cover between guide pulley (14) and transmission case (16) has vibrations spring (13), sliding connection between slide bar (10) and transmission case (16), the discharge gate setting of screen cloth (6) is directly over breaker (7) open-ended, install feed back conveyer belt (8) on mounting bracket (1) of screen cloth (6) below.

2. A pre-crushing screening apparatus according to claim 1, wherein: the feeding conveyor belt (2) is high in the front and low in the back, the modes of high in the two sides and low in the middle are installed on the installation frame (1), the feeding motor (3) is installed on the installation frame (1) below the feeding conveyor belt (2), and a driving wheel on an output shaft of the feeding motor (3) is rotatably connected with a driving wheel on a driving wheel of the feeding conveyor belt (2) through the conveying belt.

3. A pre-crushing screening apparatus according to claim 1, wherein: screening motor (12) are installed on motor frame (26), install adjusting motor (27) on motor frame (26) in the screening motor (12) outside, the symmetry is provided with down hinge seat (25), four on support frame (4) of adjusting motor (27) both sides be provided with mounting panel (17) down on the top position of hinge seat (25), the output shaft of screening motor (12) passes through the shaft coupling and is connected with threaded rod (21), install on mounting panel (17) drive nut (20) on threaded rod (21), threaded rod (21) are kept away from screening motor (12) one end and are installed limiting plate (19).

4. A pre-crushing screening apparatus for stone according to claim 3, wherein: two on the both sides position of mounting panel (17) below the symmetry be provided with hinge seat (18), four go up hinge seat (18) with set up the position and four the position of setting up of hinge seat (25) down is corresponding, four go up hinge seat (18) and articulate with last connecting rod (22) one end respectively, four lower hinge seat (25) are articulated with lower connecting rod (24) one end respectively, four the upper end of lower connecting rod (24) and four the lower extreme of going up connecting rod (22) is articulated between hinge seat (23) with removing respectively.

5. A pre-crushing screening apparatus according to claim 1, wherein: the mounting position of feed back conveyer belt (8) corresponds with the mounting position of screen cloth (6), install feed back motor (9) on mounting bracket (1) of feed back conveyer belt (8) below, the drive wheel on feed back motor (9) output shaft passes through to rotate between the drive wheel on drive belt and the drive wheel of feed back conveyer belt (8) and is connected.