CN214599284U

CN214599284U - Sand making machine

Info

Publication number: CN214599284U
Application number: CN202120686974.5U
Authority: CN
Inventors: 吴伟霄
Original assignee: Wuhu Weixiao Mechanical Equipment Co ltd
Current assignee: Wuhu Weixiao Heavy Industry Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-05
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a sand making machine, which belongs to the technical field of crushing equipment and comprises a frame (1), wherein a driving roll shaft (2) and a driving device I (3) are arranged on the frame (1), a driven roll shaft (4) is also arranged on the frame (1), an adjusting device is arranged on the frame (1), the adjusting device comprises a sliding plate (5) arranged below the driven roll shaft (4), an elastic mechanism (7) is arranged at one end of the sliding plate (5) far away from the driving roll shaft (2), and a limiting mechanism (8) is arranged at one end of the sliding plate (5) close to the driving roll shaft (2), the utility model realizes synchronous and same-speed rotation of the driving roll and the driven roll, can automatically adjust the working distance between the driving roll and the driven roll according to actual needs, ensures the product quality of sand stones, and limits the horizontal movement of the sliding plate by arranging the limiting mechanism, effectively slowed down the vibration of system sand in-process sliding plate, improved the life of system sand machine.

Description

Sand making machine

Technical Field

The utility model belongs to the technical field of crushing apparatus, concretely says so and relates to a system sand machine that can interval between automatically regulated drive roll axle and the driven voller axle.

Background

The sand making machine is an important working device in a sand making process system, is mainly used for crushing rocks into finished sand with required particle size, is widely applied to various fields of metallurgy, building materials, highways, railways, water conservancy, chemical industry and the like, and has the working principle that materials are fed into a hopper of the sand making machine and collide with a rotor of the sand making machine rotating at high speed in the falling process to generate fine cracks on the surface of large stone materials, and stone breaking and material collision are formed in the collision process to manufacture the required stone sand.

The utility model discloses a utility model patent that publication (announcement) number is CN2899934 discloses synchronous roller grinds formula system sand machine, including frame, motor, power transmission mechanism and a pair of pivoted roller relatively, the device has sprocket and synchronous gear drive mechanism between two rollers, and sprocket and synchronous gear drive mechanism include a sprocket that connects the initiative roller, and this sprocket links to each other with the drive gear who fixes on the jackshaft through a jackshaft, and this drive gear meshes with the synchronous gear who settles on driven roller epaxial. Make the turned angle of two rollers, speed unanimous through synchronous gear drive, avoided because asynchronous cause the fast problem of initiative roller wearing and tearing, leave 2-3 mm's working gap between two rollers simultaneously, can guarantee noiselessness basically when empty, during the system sand, initiative roller and driven roller contactless have reduced the mutual wearing and tearing of pair roller.

However, the working gap between the two grinding rollers is fixed, the flexibility is lacked, the grinding rollers are abraded when the stones which are too large are ground, the stones which are too small can fall down between the two grinding rollers, the grinding effect cannot be achieved, and the final quality of the gravels is influenced; and the building stones can produce violent vibration at the process of rolling, and the patent directly uses sprocket and gear meshing mutually to realize the synchronous rotation of two rollers, can cause the wearing and tearing between sprocket and the gear, constructs to damage power transmission machine, finally influences the life of system sand machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome that the working clearance between two rollers of system sand machine among the prior art is fixed, lack the flexibility and two rollers produced violent vibration can cause technical problem such as damage to system sand machine in the course of the work, provide one kind and effectively reduce system sand machine vibration, can make the synchronous rotation of initiative roll and driven roll simultaneously, can be according to the system sand machine of actual need automatically regulated initiative roll and driven roll interval.

In order to solve the technical problem, the utility model provides a sand making machine, which comprises a frame, be provided with the drive roll axle in the frame and be used for driving drive roll axle pivoted drive arrangement one, still be provided with driven roller in the frame, be provided with in the frame and be used for the drive driven roller is towards drive roll axle direction horizontal movement's adjusting device, adjusting device including set up in the sliding plate of driven roller below, the upper surface of sliding plate is provided with bearing frame one, the both ends of driven roller set up in bearing frame is one, the lower surface of sliding plate is provided with the slider, be provided with in the frame with the corresponding slide rail of slider, the sliding plate is kept away from the one end of drive roll axle is provided with elastic mechanism, the sliding plate is close to the one end of drive roll axle is provided with stop gear.

As a further improvement of the utility model, foretell stop gear include with sliding plate fixed connection's locating part to and set up the limiting plate in the frame, spacing hole has been seted up on the limiting plate, the locating part set up in spacing downthehole.

As a further improvement, the utility model discloses a cushion still is provided with in foretell spacing hole, the locating part sets up in the cushion top, the upper surface of locating part with the inboard of spacing hole top contacts, the locating part with still be provided with the wear pad between the cushion.

As a further improvement measure of the utility model, the outside of the limiting block is provided with a protective plate.

As a further improvement of the present invention, the elastic mechanism includes an elastic member disposed on the frame, one end of the elastic member is fixedly connected to the sliding plate, and the other end of the elastic member is fixedly connected to the frame.

As a further improvement of the utility model, be provided with the bearing frame two that is used for fixed drive roll axle in the foretell frame, the both ends of drive roll axle set up in the bearing frame two.

As a further improvement measure of the utility model, foretell drive arrangement one includes inverter motor and speed reducer, last output shaft one of inverter motor with input shaft on the speed reducer is connected through connecting piece one, output shaft two on the speed reducer with drive roll axle one end is passed through connecting piece two and is connected.

As a further improvement of the utility model, the first connecting piece is set as a first coupler, and the second connecting piece is set as a second coupler.

As a further improvement measure of the utility model, a base is arranged below the frame, and a shock absorber is arranged between the frame and the base.

Compared with the prior art, the beneficial effects of the utility model reside in that: 1. the utility model ensures that the driven roller shaft is always close to the driving roller shaft direction by arranging the elastic mechanism, and simultaneously, when meeting stones with different sizes, the driven roller shaft can automatically adjust the horizontal position, thereby ensuring the grinding effect of the driving roller shaft and the driven roller shaft on the stones in the rotating process, finally obtaining the required stone and sand and improving the output of the gravel; 2. the utility model limits the horizontal movement of the sliding plate by arranging the limiting mechanism, limits the position of the limiting part in the limiting hole by the horizontal movement, plays a further guiding role in the horizontal sliding of the sliding plate, slows down the abrasion of the sliding block and the sliding rail caused by the vibration generated in the sand making process, avoids influencing the matching rotation between the driving roll shaft and the driven roll shaft, and prolongs the service life of the sand making machine; 3. the utility model realizes single motor starting through the variable frequency motor, saves time and electricity, can adjust the rotating speed of the driving roll shaft, realizes synchronous rotation between the driving roll shaft and the driven roll shaft, ensures the production quality of stone sand on the one hand, and avoids the problem of over-fast abrasion of the driving roll shaft caused by different rotating angles and rotating speeds of the driving roll shaft and the driven roll shaft on the other hand; the arrangement of the variable frequency motor not only saves electricity and labor in the use process, but also can adjust the working speed of the sand making machine according to actual needs and improve the quality of the stone sand; 4. the utility model discloses a set up shaft coupling one, shaft coupling two and bumper shock absorber, slow down the vibration of system sand machine in the working process, prolong the life of inverter motor and speed reducer.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is an enlarged view of a portion I in fig. 1.

Fig. 4 is an enlarged front view of the elastic mechanism of the present invention.

Fig. 5 is an enlarged front view of the limiting mechanism of the present invention.

The reference numbers illustrate: 1-a frame, 2-a driving roll shaft, 3-a driving device I, 4-a driven roll shaft, 5-a sliding plate, 6-a bearing seat I, 7-an elastic mechanism, 8-a limiting mechanism, 9-a limiting member, 10-a limiting plate, 11-a limiting hole, 12-a cushion block, 13-an elastic member, 14-a bearing seat II, 15-a variable frequency motor, 16-a speed reducer, 17-an output shaft I, 18-an input shaft, 19-a connecting member I, 20-an output shaft II, 21-a connecting member II, 22-a base and 23-a shock absorber.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.

It should be noted that when two elements are referred to as being "fixedly connected" or "fixedly secured," the two elements may be directly connected or intervening elements may also be present. The terms "upper", "lower" and the like are used herein for illustrative purposes only.

The sand making machine comprises a frame 1, wherein a driving roll shaft 2 and a first driving device 3 for driving the driving roll shaft 2 to rotate are arranged on the frame 1, a first roller body is arranged on the driving roll shaft 2, a second bearing seat 14 for fixing the driving roll shaft 2 is arranged on the frame 1 in order to realize the installation and fixation of the driving roll shaft 2, a first bearing is arranged in the second bearing seat 14, and two ends of the driving roll shaft 2 are arranged in the second bearing seat 14, so that the first driving device 3 can drive the driving roll shaft 2 to rotate relative to the frame 1.

As shown in fig. 1 and 2, the first driving device 3 includes a variable frequency motor 15 and a speed reducer 16, a first output shaft 17 on the variable frequency motor 15 is connected with a first input shaft 18 on the speed reducer 16 through a first connecting piece 19, in this embodiment, the first connecting piece 19 is a first coupling, the first coupling includes a first half coupling, a second half coupling and a first rubber sheet, the first half coupling is fixedly connected with the first output shaft 17 on the variable frequency motor 15, the second half coupling is fixedly connected with the first input shaft 18 on the speed reducer 16, the first rubber sheet is arranged between the first half coupling and the second half coupling, one end of the first rubber sheet is fixedly connected with the first half coupling through a first fastener, the other end of the first rubber sheet is fixedly connected with the second half coupling through a second fastener, and the number of the first rubber sheets is set to be 2-4 for improving the vibration damping effect; the second output shaft 20 on the speed reducer 16 is connected with one end of the driving roll shaft 2 through the second connecting piece 21, in the embodiment, the second connecting piece 21 is set to be a second coupling, the second coupling comprises a third half coupling, a fourth half coupling and a second rubber sheet, the third half coupling is fixedly connected with the second output shaft 20 on the speed reducer 16, the fourth half coupling is fixedly connected with one end of the driving roll shaft 2, the second rubber sheet is arranged between the third half coupling and the fourth half coupling, one end of the second rubber sheet is fixedly connected with the third half coupling through a fastener, the other end of the rubber sheet is fixedly connected with the fourth half coupling through a fastener, and in order to improve the vibration reduction effect, the number of the rubber sheets is set to be 2-4.

Drive speed reducer 16 through inverter motor 15 and rotate, rethread speed reducer 16 drives the rotation of drive roll axle 2, and shaft coupling one and shaft coupling two can reduce the vibration that brings in the system sand machine working process, improve inverter motor 15 and speed reducer 16's life, simultaneously, utilize inverter motor 15 can realize the advantage of the speed governing is easy, energy-conserving power saving.

As shown in fig. 1 and 2, a driven roll shaft 4 is further arranged on the frame 1, a second roll body is arranged on the driven roll shaft 4, an adjusting device for driving the driven roll shaft 4 to horizontally move towards the direction of the driving roll shaft 2 is arranged on the frame 1, the adjusting device comprises a sliding plate 5 arranged below the driven roll shaft 4, a first bearing seat 6 is arranged on the upper surface of the sliding plate 5, a second bearing is arranged in the first bearing seat 6, two ends of the driven roll shaft 4 are arranged in the first bearing seat 6, installation and fixation of the driven roll shaft 4 are achieved, a sliding block is arranged on the lower surface of the sliding plate 5, a sliding rail corresponding to the sliding block is arranged on the frame 1, the sliding rail slides in cooperation with the sliding block, and the sliding plate 5 drives the driven roll shaft 4 to move towards the direction of the driving roll shaft 2. When the device does not work, the driving roll shaft 2 is in contact with the driven roll shaft 4, and the driving roll shaft 2 drives the driven roll shaft 4 to synchronously rotate; when the stone material is placed between the driven driving roll shaft 2 and the driven roll shaft 4 after operation, the driven roll shaft 4 rotates synchronously with the driving roll shaft 2 under the action of the grinding force between the driven roll shaft 4 and the driving roll shaft 2, and grinding of the stone material is realized.

As shown in fig. 2 and 4, in order to achieve that the driven roller shaft 4 is always close to and pressed against the direction of the drive roller shaft 2, an elastic mechanism 7 is arranged at one end of the sliding plate 5 away from the drive roller shaft 2, the elastic mechanism 7 comprises an elastic part 13 arranged on the frame 1, one end of the elastic part 13 is fixedly connected with the sliding plate 5, and the other end of the elastic part 13 is fixedly connected with the frame 1.

The elastic mechanism 7 can adjust the size of the gap between the driving roll shaft 2 and the driven roll shaft 4 according to the size of actual stone, the driven roll shaft 4 always moves towards the driving roll shaft 2 by utilizing the elasticity of the elastic part 13, the outer surface of a roll body on the driven roll shaft 4 is contacted and abutted with the outer surface of a roll body on the driving roll shaft 2, and the driving roll shaft 2 drives the driven roll shaft 4 to synchronously rotate; because the size of the stone material that needs to roll is different, consequently need nimble horizontal position of adjusting driven roller shaft 4, at the in-process that rolls, utilize the pressure that stone material played to driven roller shaft 4, make driven roller shaft 4 towards the opposite direction slip one end distance of drive roller shaft 2, make the clearance between drive roller shaft 2 and the driven roller shaft 4 and the size phase-match of the stone material of rolling, be convenient for roll, prevent that too big stone material from causing the damage to the system sand machine. Simultaneously, when driven roller axle 4 slided one end distance towards the opposite direction of drive roll axle 2, elastic component 13 elasticity can produce an impetus to driven roller axle 4, guarantees that driven roller axle 4 compresses tightly towards drive roll axle 2 direction all the time, guarantees that the building stones of rolling the in-process can not drop from the clearance between drive roll axle 2 and the driven roller axle 4 to guarantee drive roll axle 2 and driven roller axle 4 to rotate the effect of rolling to building stones at the in-process, finally obtain required stone and sand.

As shown in fig. 1, 3 and 5, in order to avoid the sliding block from wearing the sliding rail due to the vibration generated in the working process and finally affecting the horizontal movement position of the driven roller shaft 4, a limiting mechanism 8 is arranged at one end of the sliding plate 5 close to the driving roller shaft 2, the limiting mechanism 8 comprises a limiting member 9 fixedly connected with the sliding plate 5 and a limiting plate 10 arranged on the rack 1, a limiting hole 11 is formed in the limiting plate 10, and the limiting member 9 is arranged in the limiting hole 11. The limiting block 12 is further arranged in the limiting hole 11, the limiting piece 9 is arranged above the limiting block 12, the upper surface of the limiting piece 9 is in contact with the inner side above the limiting hole 11, the position of the limiting piece 9 in horizontal movement is limited in the limiting hole 11, further guiding effect is achieved on horizontal sliding of the sliding plate 5, and the driven roller shaft 4 is guaranteed to move on the same horizontal line. In order to reduce the abrasion of the limiting part 9 to the cushion block 12 caused by the vibration of stones in the working process, a wear-resistant sheet is further arranged between the limiting part 9 and the cushion block 12, and a protective plate is arranged on one side of the limiting part 9, which is opposite to the limiting plate 10, so that the limiting part 9, the cushion block 12 and the wear-resistant sheet are protected in a sealing manner.

As shown in figure 1, a base 22 is arranged below the frame 1, and a shock absorber 23 is arranged between the frame 1 and the base 22, so that the vibration of the sand making machine can be reduced, the motor can be protected, and the service lives of the variable frequency motor 15 and the speed reducer 16 can be prolonged.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and those skilled in the art can make modifications and improvements without departing from the scope of the present invention.

Claims

1. A sand making machine comprises a machine frame (1), wherein a driving roll shaft (2) and a first driving device (3) used for driving the driving roll shaft (2) to rotate are arranged on the machine frame (1), and a driven roll shaft (4) is also arranged on the machine frame (1), and the sand making machine is characterized in that an adjusting device used for driving the driven roll shaft (4) to horizontally move towards the driving roll shaft (2) is arranged on the machine frame (1), the adjusting device comprises a sliding plate (5) arranged below the driven roll shaft (4), a first bearing seat (6) is arranged on the upper surface of the sliding plate (5), two ends of the driven roll shaft (4) are arranged in the first bearing seats (6), a sliding block is arranged on the lower surface of the sliding plate (5), a sliding rail corresponding to the sliding block is arranged on the machine frame (1), and an elastic mechanism (7) is arranged at one end, far away from the driving roll shaft (2), of the sliding plate (5), and a limiting mechanism (8) is arranged at one end of the sliding plate (5) close to the driving roll shaft (2).

2. A sand making machine according to claim 1, characterized in that the limiting mechanism (8) comprises a limiting member (9) fixedly connected with the sliding plate (5), and a limiting plate (10) arranged on the frame (1), wherein a limiting hole (11) is formed on the limiting plate (10), and the limiting member (9) is arranged in the limiting hole (11).

3. A sand making machine according to claim 2, characterized in that a cushion block (12) is further arranged in the limiting hole (11), the limiting member (9) is arranged above the cushion block (12), the upper surface of the limiting member (9) is in contact with the inner side above the limiting hole (11), and a wear-resistant plate is further arranged between the limiting member (9) and the cushion block (12).

4. A sand making machine according to claim 3, wherein a protection plate is provided outside the limiting block.

5. A sand maker according to any one of claims 1 to 4, wherein the elastic mechanism (7) comprises an elastic member (13) arranged on the frame (1), one end of the elastic member (13) is fixedly connected with the sliding plate (5), and the other end of the elastic member (13) is fixedly connected with the frame (1).

6. A sand making machine according to claim 5, characterized in that a second bearing seat (14) for fixing the driving roll shaft (2) is arranged on the frame (1), and two ends of the driving roll shaft (2) are arranged in the second bearing seat (14).

7. A sand making machine according to claim 6, characterized in that the first driving device (3) comprises a variable frequency motor (15) and a reducer (16), a first output shaft (17) of the variable frequency motor (15) is connected with an input shaft (18) of the reducer (16) through a first connecting piece (19), and a second output shaft (20) of the reducer (16) is connected with one end of the driving roll shaft (2) through a second connecting piece (21).

8. A sanding machine according to claim 7, characterized in that the first coupling (19) is provided as a first coupling and the second coupling (21) is provided as a second coupling.

9. A sand making machine according to claim 8, characterized in that a base (22) is arranged below the machine frame (1), and a shock absorber (23) is arranged between the machine frame (1) and the base (22).