CN220194974U

CN220194974U - Sand making machine

Info

Publication number: CN220194974U
Application number: CN202321477235.0U
Authority: CN
Inventors: 祝光云; 祝鹤槐; 金立新; 孟之博; 吴红卫
Original assignee: Zhejiang Chentai Machinery Manufacturing Co ltd
Current assignee: Zhejiang Chentai Machinery Manufacturing Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2023-12-19
Anticipated expiration: 2033-06-09

Abstract

The utility model discloses a sand making machine, which comprises a shell, wherein a feed hopper is arranged at the upper end of the shell, a discharge hole is arranged at the lower end of the shell, two sand making rollers which are oppositely arranged are arranged in the shell, the two sand making rollers can rotate relatively, a vibrating screen plate corresponding to the feed hopper is arranged at the upper side of the sand making rollers, a step section is arranged at one end of the sand making rollers, a notch section corresponding to the step section is arranged on the vibrating screen plate, and the discharge hole comprises a coarse sand hole which is correspondingly arranged below the step section. The sand making machine has the advantages that stones with different sizes can be screened, the influence of shaking impact caused by falling of the stones with different sizes of two sand making rollers is reduced, the stones with different sizes are treated in a partitioning mode, the sand making rollers are prevented from being blocked, the abrasion of the sand making rollers is reduced, and the service life of the sand making machine is prolonged.

Description

Sand making machine

Technical Field

The utility model relates to the technical field of roller sand making machines, in particular to a sand making machine.

Background

Roller sand making machines generally comprise a fixed roller and a movable roller, material being fed from above the two rollers, being continuously fed between the rollers by squeeze rollers, and being discharged from below the machine at a desired particle size. The stone is crushed into sand by the relative movement of the two rollers. Patent number CN202021220681X in 2021 4 month 13 day authorizes the "a pair roller sand making machine" of bulletin, this application includes erectly including frame, first roller, second roller and driving motor, form between first roller and the second roller and roll the passageway, first roller rotates to be connected in the frame, driving motor connects in the frame, driving motor is used for the drive first roller rotates, the frame is equipped with a plurality of supporting legs, the supporting legs includes bottom plate, lifting plate, roof and the stand that upwards set gradually from the bottom, be equipped with the holding ring on the bottom plate. The roller sand making machine in the prior art has the following defects: the blocking phenomenon can be generated when large-particle stones enter, so that the roller sand making machine has poor efficiency, large abrasion, small bearing capacity, small impact resistance, large vibration and appearance volume and short continuous operation life.

Disclosure of Invention

Based on the defects in the prior art, the utility model provides the sand making machine, which can screen stones with different sizes, reduce the influence of shaking impact caused by the fact that two sand making rollers fall together with stones with different sizes, treat the stones with different sizes in a partitioning mode, avoid the sand making rollers from being blocked, reduce the abrasion of the sand making rollers, and prolong the service life of the sand making machine.

In order to achieve the above object, the present utility model adopts the following technical scheme.

The utility model provides a sand making machine, includes the casing, and the casing upper end is equipped with the feeder hopper, and the casing lower extreme is equipped with the discharge gate, is equipped with the sand making roller of two relative settings in the casing, and two sand making rollers can rotate relatively, and the upside of sand making roller is equipped with the vibrating screen plate that corresponds the feeder hopper, and the one end of sand making roller is equipped with the bench, is equipped with the opening section that corresponds the bench on the vibrating screen plate, and the discharge gate is including the thick sand mouth that corresponds the setting in the bench below.

According to the sand making machine, through vibration blanking of the vibrating screen plate, partitioning of the thickness of materials is achieved through matching of the vibrating screen plate with the opening section, the thin materials enter the side face of the sand making roller, the thick materials enter the side face of the step section from the opening section and flow out of the thick sand opening, the materials flowing out of the thick sand opening can be circulated to the feeding hopper, sand grains with uniform textures are obtained through secondary rolling in Sha Gun, and sand making efficiency is high; because coarse material can not enter into the sand making roller side to avoid the sand making roller to receive big impact, also avoid the sand making roller to block the dead condition and appear, thereby prolong the life of sand making machine.

Preferably, the bottom of the vibrating screen plate is fixedly provided with a connecting frame, the connecting frame is connected with the side wall of the shell in a sliding mode, the connecting frame is provided with a vibrating motor, the shell is provided with a mounting plate, and the mounting plate is provided with a reset spring connected with the vibrating motor. The connecting frame supports the vibrating screen plate, so that the strength of the vibrating screen plate is improved and the reliability of the vibrating screen plate is ensured under the condition of ensuring the screening capacity of the vibrating screen plate; the mounting panel passes through reset spring cooperation vibrating motor, realizes vibrating screen's continuous vibration through vibrating motor, guarantees the reliable going on of sieve material.

Preferably, the vibrating screen plate comprises an upper bending section, a fine screen section, a flaring section and a notch section which are sequentially arranged, wherein the upper bending section is arranged towards the side where the vibrating motor is located, and the lower end of the upper bending section is separated from the connecting frame; the end part of the upper bending section is abutted with the side wall of the shell; the upper side of the flaring section is provided with a guide inclined plane which is obliquely downwards arranged towards the opening section. The upper bending section and the guide inclined plane of the vibrating screen plate provide guidance for the movement of the material on the vibrating screen plate, so that the material has the overall trend of moving from the upper bending section to the opening section in the process of continuously vibrating, the larger material can smoothly enter the opening section, the screening capacity of each position of the vibrating screen plate is ensured, the upper bending section and the connecting frame are separated, so that the upper bending section can be adaptively deformed in the process of vibrating the vibrating screen plate, and the vibrating action of the vibrating screen plate is ensured.

Preferably, the sand making roller comprises a main shaft section, a first shaft section and a second shaft section, wherein the diameters of the main shaft section, the first shaft section and the second shaft section are gradually reduced, the first shaft section and the second shaft section are correspondingly arranged below the flaring section and the opening section, and the main shaft section is correspondingly arranged below the upper bending section and the fine screen section. The step section formed by the first shaft section and the second shaft section is matched with the main shaft section of the sand making roller to form a three-stage separating roller, so that the sand making efficiency is improved, and the impact of stones with different sizes on the sand making roller is further reduced.

Preferably, a plurality of obliquely arranged guide plates are fixedly arranged in the shell, the guide plates are correspondingly arranged below the flaring sections, and the guide plates are obliquely arranged from the fine screen sections to the opening sections from bottom to top. Because the whole trend of transporting the material to the opening section that has of vibrating screen, consequently in order to balance inertial effect, prevent through the setting of stock guide that undersize material from entering into too big space roll-in position, guarantee the reliability of system sand.

Preferably, a plurality of filter tanks are arranged on the upper bending section and the fine screen section at equal intervals. The filter tank straight line sets up, compares general net shape filtration pore, can prevent to shake the card material on the sieve and influence the sieve material effect.

Preferably, the flaring section is provided with a splayed flaring groove which is coaxially arranged with the filtering groove. Creating a progressively expanding screening environment.

Preferably, the cross section shape inside the feeding hopper is a quadrangular frustum pyramid with a cone angle facing, the casing is internally provided with an expansion cavity corresponding to the lower end of the feeding hopper, the width of the expansion cavity is equal to that of the feeding hopper, the length of the expansion cavity is greater than that of the feeding hopper, the vibrating screen plate shields the cross section of the expansion cavity, and the sliding direction of the connecting frame is parallel to the length direction of the expansion cavity. The sliding direction of the connecting frame is limited, the interference of the movement of the connecting frame to the vibrating screen plate is reduced, and the screening effect of the vibrating screen plate is ensured.

Preferably, the two sand making rollers comprise a driving roller and a driven roller, two ends of the sand making rollers are respectively arranged on the shell in a rotating way through bearings, the outer ends of the driving roller extend out of the shell and are connected with a driving belt wheel, and the driving belt wheel is connected with a driving belt wheel driven by a driving motor through a belt. The reliable relative movement between the sand making rollers is realized, and the reliable sand making effect is obtained.

Preferably, the connecting frame comprises a connecting frame matched with the inner wall of the shell, a plurality of cross bars and vertical bars which are vertically arranged are arranged in the connecting frame, and the cross bars are fixedly connected with the vibrating screen plate. The reliable support of the vibrating screen plate is realized.

The beneficial effects of the utility model are as follows: the sand grains with uniform texture are obtained, and the sand making efficiency is high; because coarse material can not enter into the sand making roller side to avoid the sand making roller to receive big impact, also avoid the sand making roller to block the dead condition and appear, thereby prolong the life of sand making machine.

Drawings

Fig. 1 is a schematic view of the appearance structure of the present utility model.

FIG. 2 is a schematic view of the utility model in section at an intermediate position in the lengthwise direction.

FIG. 3 is a schematic view of an internal cross-section of an intermediate position in the width direction of the present utility model.

Fig. 4 is a schematic top view of the vibrating screen deck and connector frame of the present utility model assembled.

In the figure: the sand making roller 3 of the feed hopper 2 of the expansion cavity 102 of the shell 1 is provided with a driving roller 301, a driven roller 302, a driving belt pulley 303 and a belt 304, the driving belt pulley 305 drives a motor 306, a first shaft section 311, a second shaft section 312 and a second shaft section 313 of a main shaft section 311, a bent section 401, a fine screen section 402, a flaring section 403, a notch section 404, a guide inclined plane 405, a filter tank 406, a flaring slot 407, a connecting frame 5, a cross rod 502, a vertical rod 503, a vibrating motor 504, a reset spring 506 and a coarse sand opening 601 and fine sand opening 602 of a discharging hole 6 of a flat plate 507 are arranged.

Detailed Description

The utility model will be further described with reference to the drawings and the specific embodiments.

In the case of example 1,

as shown in fig. 1 to 4, a sand making machine comprises a shell 1, wherein a feed hopper 2 is arranged at the upper end of the shell 1, the cross section of the interior of the feed hopper 2 is in a quadrangular frustum pyramid shape with a cone angle facing, a capacity expansion cavity 102 corresponding to the lower end of the feed hopper 2 is arranged in the shell 1, the width of the capacity expansion cavity 102 is equal to that of the feed hopper 2, and the length of the capacity expansion cavity 102 is greater than that of the feed hopper 2. Two sand making rollers 3 which are oppositely arranged are arranged in the shell 1, the two sand making rollers 3 can rotate relatively, a vibrating screen plate 4 corresponding to the feeding hopper 2 is arranged on the upper side of the sand making rollers 3, and the vibrating screen plate 4 shields the cross section of the expansion cavity 102. The bottom of the vibrating screen plate 4 is fixedly provided with a connecting frame 5, and the sliding direction of the connecting frame 5 is parallel to the length direction of the expansion cavity 102. The link 5 includes with casing 1 inner wall complex connecting frame 501, and casing 1 inner wall is provided with the guide slot of cooperation connecting frame 501, in order to guarantee the sliding capability of connecting frame 501, can set up the gyro wheel of embedding in the guide slot in the tip of connecting frame 501, can reduce friction, can prevent again that link 5 from deviating from in the guide slot through the spacing cooperation of gyro wheel and guide slot. A plurality of cross bars 502 and vertical bars 503 are arranged in the connecting frame 501, wherein four vertical bars 503 are arranged, two cross bars 502 are arranged, and the cross bars 502 are fixedly connected with the vibrating screen plate 4. The link 5 is slidably connected with the side wall of the housing 1, the link 5 is provided with a vibrating motor 504, the housing 1 is provided with a mounting plate 505, the mounting plate 505 is perpendicular to the plane where the link 5 is located, and the mounting plate 505 is provided with a reset spring 506 connected with the vibrating motor 504. The return spring 506 is disposed perpendicular to the mounting plate 505. One end of the connection frame 5 extending out of the housing 1 is provided with a mounting flat plate 507, the vibration motor 504 is fixedly mounted on the mounting flat plate 507, and the transverse dimension of the mounting flat plate 507 is smaller than that of the connection frame 501 so as to form step parts at two ends, and the anti-falling capacity of the connection frame 5 in the housing 1 is improved through the step parts.

A step section is arranged at one end of the sand making roller 3, a notch section 404 corresponding to the step section is arranged on the vibrating screen plate 4, the vibrating screen plate 4 comprises an upper bending section 401, a fine screen section 402, a flaring section 403 and the notch section 404 which are sequentially arranged, the upper bending section 401 is arranged towards the side where the vibrating motor 504 is arranged, and the lower end of the upper bending section 401 is separated from the connecting frame 5; the end part of the upper bending section 401 is abutted with the side wall of the shell 1; the upper side of the flaring section 403 is provided with a guiding inclined plane 405 which is arranged obliquely downwards towards the opening section 404. The upper bending section 401 and the fine screen section 402 are provided with a plurality of filter grooves 406 which are equidistantly arranged at intervals. The flaring section 403 is provided with a splayed flaring slot 407 coaxially disposed with the filtering tank 406. The upper bending section 401 is provided with the filter grooves 406, the filter grooves 406 and the flaring grooves 407 on the fine screen section 402 which are in one-to-one correspondence and are arranged in a coplanar manner, so that the material clamping preventing capability of the vibrating screen plate 4 is improved. One end of the cross bar 502 is connected to the connecting frame 501, and the other end of the cross bar 502 is correspondingly arranged at the tail of the flaring section 403. The filter trough 406 and the flared trough 407 on the vibrating screen deck 4 lie in a planar vertical cross bar 502.

The two sand making rollers 3 are a driving roller 301 and a driven roller 302 respectively, two ends of the sand making roller 3 are arranged on the shell 1 in a rotating way through bearings respectively, the outer end of the driving roller 301 extends out of the shell 1 and is connected with a driving belt pulley 303, and the driving belt pulley 303 is connected with a driving belt pulley 305 driven by a driving motor 306 through a belt 304. The sand making roller 3 comprises a main shaft section 311, a first shaft section 312 and a second shaft section 313 which are gradually reduced in diameter and sequentially arranged, wherein the first shaft section 312 and the second shaft section 313 correspond to the lower parts of the flaring section 403 and the opening section 404, and the main shaft section 311 corresponds to the lower parts of the upper bending section 401 and the fine screen section 402. In order to realize synchronous movement of the driven roller 302 and the driving roller 301, the driven roller 302 and the driving roller 301 can be driven through traditional transmission components such as a gear set, a belt pulley set and a chain and chain wheel set, and in addition, the driven roller 302 can be independently rotated, a special power motor is arranged for the driven roller 302, the driven roller 302 can be not driven, and the driven roller 302 is driven to move along with the sand roller by utilizing the rotation quantity brought by the rotation of the driving roller 301.

Three obliquely arranged guide plates 101 are fixedly arranged in the shell 1, the three guide plates 101 are arranged in parallel at intervals, the guide plates 101 are correspondingly arranged below the flaring section 403, and the guide plates 101 are obliquely arranged from bottom to top from the fine screen section 402 to the opening section 404. The upper end of one side of the three material guide plates 101 facing the vibrating screen plate 4 is provided with a smooth transition fillet, so that the impact resistance of the material guide plates 101 is improved. The lower extreme of casing 1 is equipped with discharge gate 6, and discharge gate 6 is including corresponding coarse sand mouth 601 that sets up in the ladder section below, and discharge gate 6 still includes fine sand mouth 602, and coarse sand mouth 601 and fine sand mouth 602 separate the setting.

When the sand making device is applied, the vibration motor 504 is started, the driving motor 306 drives the driving roller 301 to rotate, materials enter the shell 1 from the feed hopper 2, are diffused to the expansion cavity 102 through the guide of the feed hopper 2, the vibrating screen plate 4 is matched with materials with different sizes through the filter tank 406, the flaring tank 407 and the opening section 404 to realize screening of the materials, the upper bending section 401 and the guide inclined plane 405 are matched with the vibration motor 504 to ensure that the materials on the vibrating screen plate 4 have a tendency of moving integrally to the opening section 404, the blanking capability of the materials is ensured, the fine materials enter the side face of the sand making roller 3, the coarse materials enter the side face of the stepped section from the opening section 404 and flow out from the coarse sand opening 601, the materials flowing out from the coarse sand opening 601 can be circulated to the feed hopper 2, the sand making roller 3 is rolled for the second time to obtain sand grains with uniform texture, and the sand making efficiency is high; because coarse materials can not enter the side surface of the sand making roller 3, the sand making roller 3 is prevented from being impacted greatly, the sand making roller 3 is prevented from being blocked, and the service life of the sand making machine is prolonged.

Claims

1. The utility model provides a sand making machine, characterized by, includes the casing, and the casing upper end is equipped with the feeder hopper, and the casing lower extreme is equipped with the discharge gate, is equipped with the sand making roller of two relative settings in the casing, and two sand making rollers can rotate relatively, and the upside of sand making roller is equipped with the vibrating screen plate that corresponds the feeder hopper, and the one end of sand making roller is equipped with the bench, is equipped with the opening section that corresponds the bench on the vibrating screen plate, and the discharge gate is including the thick sand mouth that corresponds the setting in the bench below.

2. The sand making machine according to claim 1, wherein a connecting frame is fixedly arranged at the bottom of the vibrating screen plate and is connected with the side wall of the shell in a sliding manner, the connecting frame is provided with a vibrating motor, the shell is provided with a mounting plate, and the mounting plate is provided with a reset spring connected with the vibrating motor.

3. The sand making machine according to claim 2, wherein the cross section of the interior of the feeding hopper is in a rectangular frustum pyramid shape with a cone angle, the casing is internally provided with an expansion cavity corresponding to the lower end of the feeding hopper, the width of the expansion cavity is equal to that of the feeding hopper, the length of the expansion cavity is greater than that of the feeding hopper, the cross section of the expansion cavity is shielded by the vibrating screen plate, and the sliding direction of the connecting frame is parallel to the length direction of the expansion cavity.

4. The sand making machine according to claim 2, wherein the connecting frame comprises a connecting frame matched with the inner wall of the shell, a plurality of cross bars and vertical bars are vertically arranged in the connecting frame, and the cross bars are fixedly connected with the vibrating screen plate.

5. The sand making machine according to claim 1, wherein a plurality of obliquely arranged guide plates are fixedly arranged in the shell, the guide plates are correspondingly arranged below the flaring sections, and the guide plates are inclined from the fine screen sections to the opening sections from bottom to top.

6. The sand making machine according to claim 1, wherein the two sand making rollers comprise a driving roller and a driven roller, two ends of the sand making rollers are respectively rotatably arranged on the shell through bearings, the outer end of the driving roller extends out of the shell and is connected with a driving belt wheel, and the driving belt wheel is connected with a driving belt wheel driven by a driving motor through a belt.

7. The sand making machine according to claim 1 or 2 or 3 or 4 or 5 or 6, wherein the vibrating screen plate comprises an upper bending section, a fine screen section, a flaring section and a notch section which are sequentially arranged, the upper bending section is arranged towards the side where the vibrating motor is located, and the lower end of the upper bending section is arranged separately from the connecting frame; the end part of the upper bending section is abutted with the side wall of the shell; the upper side of the flaring section is provided with a guide inclined plane which is obliquely downwards arranged towards the opening section.

8. The sand making machine of claim 7, wherein the sand making roller comprises a main shaft section, a first shaft section and a second shaft section which are gradually reduced in diameter and sequentially arranged, wherein the first shaft section and the second shaft section correspond to the lower parts of the flaring section and the opening section, and the main shaft section corresponds to the lower parts of the upper bending section and the fine screen section.

9. The sand making machine of claim 7, wherein the upper bending section and the fine screen section are provided with a plurality of filter tanks which are equidistantly arranged at intervals.

10. The sand making machine according to claim 7, wherein the flaring section is provided with a splayed flaring groove which is coaxially arranged with the filtering groove.