CN106076532B - Discharge the adjustable stone rolling machine used in mine of size - Google Patents

Abstract

A rock rolling machine for mines with adjustable discharge size, comprising a shell, the upper end of the shell is provided with a primary feeding port, a crushing knife is provided in the position below the primary feeding port, and a primary crushing knife is arranged in sequence below the crushing knife Stone rolling roller and secondary stone rolling roller; there is a screen under the secondary stone rolling roller; the shell is provided with a sorting port, and the same side is provided with a secondary feeding port, between the sorting port and the secondary feeding port There is a lifting device in the middle position; the shell is equipped with a discharge port. The present invention adopts a multi-stage crushing method to increase the degree of crushing of stones, screen through the lower side screen, output qualified products, and carry out secondary crushing of unqualified products for multiple cycle processing. At the same time, the screen of the present invention uses two In the way of sieve combination, by adjusting the relative position of the two sieves, the mesh size of the sieve group can be changed to obtain various output specifications.

Description

Mine rock rolling machine with adjustable discharge size

technical field

The invention relates to the technical field of mining machinery, in particular to a mining rock rolling machine with adjustable discharge size.

Background technique

During mining operations, it is often encountered that large stones need to be broken into small pieces for subsequent processing and transportation. The traditional processing methods mostly rely on gravity gouging, which is time-consuming, laborious and inefficient. Later, the market A kind of stone crusher appeared in the world, which crushes stones through mechanical power, which greatly improves the processing efficiency.

However, most of the existing crushers on the market currently adopt the primary crushing method, the degree of crushing of stones is low, and the size of the finished product particles cannot be controlled, so the quality of the processed products is poor.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the above-mentioned prior art, and provide a mine rock rolling machine with simple structure and good effect with adjustable discharge size.

The present invention is realized by the following technical scheme: a mine rock rolling machine with adjustable discharge size, including a shell, the upper end of the shell is provided with a primary feed port, and the shell is located at the primary feed port A crushing knife is arranged in the position below, and the position of the housing below the crushing knife is provided with a primary stone rolling roller and a secondary stone rolling roller in sequence, and the two ends of the primary stone rolling roller and the secondary stone rolling roller are both It is fixed inside the housing through an elastic mounting seat, and at least two funnel-shaped blanking openings are arranged side by side between the first-stage stone-rolling roller and the second-stage stone-rolling roller; The screen is connected inside the housing through a support frame, and the support frame is connected with a vibration motor; the screen is composed of a screen I and a screen II whose relative positions can be adjusted, and the screen I and the screen The net II is arranged on the support frame in parallel; the housing is provided with a sorting port at one end of the screen, and the housing is provided with a secondary The feeding port, the outer side of the housing is provided with a lifting device between the sorting port and the secondary feeding port, and the internal bottom surface of the lifting device is provided with a pressure sensor; the housing is located at a position below the screen There is a discharge port; the housing is provided with a controller connected to the vibration motor and the lifting device, and the housing is provided with a power supply for the crushing knife, the primary stone rolling roller and the secondary stone rolling roller. source.

It further includes: at least three sets of blades are installed on the cutter bar of the crushing knife, and the installation angle between any two sets of blades is 120 degrees.

The installation axis of the screen and the first-stage stone rolling roller is symmetrical with respect to the horizontal plane, and the included angle between the installation axis of the first-stage stone rolling roller and the horizontal plane is between five degrees and fifteen degrees.

The inclination directions of the secondary feeding port and the sorting port are respectively parallel to the primary stone rolling roller and the screen cloth.

The surfaces of the first-stage stone-rolling roller and the second-stage stone-rolling roller are evenly arranged with spherical protrusions, the diameter of the pressure roller of the first-stage stone-rolling roller is greater than that of the second-stage stone-rolling roller, and the diameter of the two-stage stone-rolling roller The installation distance between the pressure rollers of the roller is smaller than the installation distance between the pressure rollers of the primary stone rolling roller.

The elastic mounting seat is composed of a bearing seat, a fixed plate, a guide rod and a spring. The bearing seat and the fixed plate are connected through the guide rod. The bearing seat is provided with a through hole used in conjunction with the guide rod. The spring is sleeved on the guide rod.

The lifting device is composed of a bracket, a transmission shaft, a motor and a box body. The upper and lower ends of the bracket are provided with the transmission shaft, and the two transmission shafts are connected together by a belt. The surface of the belt is evenly provided with a box body, and the plane where the box body moves is perpendicular to the housing; the transmission shaft at the lower end of the bracket is connected to the motor, and a protective shell is provided outside the bracket, and the protective shell The inner upper bottom surface is provided with the pressure sensor.

The controller is a single-chip microcomputer, the input end of the single-chip microcomputer is connected with the pressure sensor, and the output end of the single-chip microcomputer is connected with the vibration motor and the motor.

The crushing knife, the first-stage stone-rolling roller and the second-stage stone-rolling roller are connected to the motor through a transmission device.

The present invention has the following advantages: the mine rock rolling machine with adjustable discharge size adopts a multi-stage crushing method to increase the degree of crushing of stones, and a crushing knife is installed at the feeding port. Through the special structure of the crushing knife, Divide large stones into smaller stones, and then crush the stones to the ideal size through the work of the first-stage stone rolling roller and the second-stage stone rolling roller, and pass through the lower side screen to output qualified products and unqualified ones The product is put into the processing stage again through the lifting device, subjected to secondary crushing, and processed repeatedly until the product meets the requirements. At the same time, the screen of the present invention adopts the combination of two screens. By adjusting the relative position of the two screens , Change the mesh size of the screen group to obtain a variety of output specifications.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is a schematic side view of the structure of the present invention;

Fig. 3 is a partial schematic diagram of the connection structure between the lifting device and the housing of the present invention;

Fig. 4 is the structural representation of pulverizing knife of the present invention;

Fig. 5 is the structural representation of the primary stone rolling roller of the present invention;

Fig. 6 is a schematic structural view of the elastic mount of the present invention;

In the figure: 1. Shell, 2. Crushing knife, 3. Primary stone rolling roller, 4. Secondary stone rolling roller, 5. Blanking opening, 6. Screen, 7. Vibration motor, 8. Elastic mounting seat , 9. Primary feed port, 10. Discharge port, 11. Support frame, 12. Lifting device, 13. Pressure sensor, 14. Secondary feed port, 15. Sorting port, 21. Knife bar, 22 , blade, 61, screen I, 62, screen II, 81, bearing housing, 82, fixed plate, 83, guide rod, 84, spring, 121, bracket, 122, transmission shaft, 123, motor, 124, Belt, 125 box body, 126, protective shell.

Detailed ways

The mine rock rolling machine with adjustable discharge size as shown in Figures 1 to 6 includes a housing 1, the upper end of which is provided with a primary feed port 9, and the housing 1 is located at the The position below the mouth 9 is provided with a crushing knife 2, and the position of the housing 1 below the crushing knife 2 is provided with a primary stone-rolling roller 3 and a secondary stone-rolling roller 4 in turn, and the primary stone-rolling roller 3 and the secondary stone-rolling roller Both ends of the first-stage stone-rolling roller 4 are fixed inside the housing 1 through elastic mounts 8, and at least two funnel-shaped discharge openings are arranged side by side between the first-stage stone-rolling roller 3 and the second-stage stone-rolling roller 4 5; a screen 6 is provided below the secondary stone rolling roller 4, and the screen 6 is connected inside the housing 1 through a support frame 11, and the support frame 11 is connected with a vibration motor 7; the screen 6 It is composed of screen I61 and screen II62 with adjustable relative positions. The screen I61 and screen II62 are arranged in parallel on the support frame 11; the housing 1 is provided with a sorting port 15, the housing 1 is provided with a secondary feed port 14 on the same side of the sorting port 15 above the primary rock rolling roller 3, and the outer side of the housing 1 is located at the sorting port 15 and the secondary feeding port The position between the mouths 14 is provided with a lifting device 12, and the inner bottom surface of the lifting device 12 is provided with a pressure sensor 13; the position of the housing 1 below the screen 6 is provided with a discharge port 10; the housing 1 A controller connected with the vibrating motor 7 and the lifting device 12 is provided on the housing 1, and a power source providing power for the crushing knife 2, the primary stone rolling roller 3 and the secondary stone rolling roller 4 is provided on the housing 1. The mining rock rolling machine with adjustable discharge size of the present invention is provided with a first-level feed port at the uppermost end of the shell, which facilitates the entry of primary stones into the shell for crushing. The end is installed through the bearing and the bearing hole on the shell, and the large stone is divided to facilitate subsequent processing; the first-level stone rolling roller is installed inside the shell under the crushing knife, and the second-level stone rolling roller is set under the first-level stone rolling roller. The two ends of the first-stage stone-rolling roller and the second-stage stone-rolling roller are fixedly connected to the inside of the shell through elastic mounts. Through two-stage crushing, the crushing effect of stones is guaranteed, and the elastic mounts can effectively avoid equipment damage caused by equipment overload. Damage problem; at the same time, there are several funnel-shaped blanking openings arranged side by side between the first-stage stone-rolling roller and the second-stage stone-rolling roller. The falling stones directly enter the extrusion position of the secondary stone rolling roller to improve the processing efficiency; there is a screen under the secondary stone rolling roller, and the screen is fixed in the housing through the support frame. The support frame is connected with a vibration motor for The vibrating screen speeds up the speed of stones passing through the screen, and filters the unqualified products. There is a discharge port under the screen, and the qualified products enter the discharge port through the screen; the screen consists of screen I and screen The relative position between the screen I and the screen II can be adjusted by adjusting the position of the screen I and the screen II on the support frame, and the combined mesh size of the screen group can be changed to obtain a variety of output Specifications; on the same side of the shell, there is a secondary feed port and a sorting port at the position of the first-stage stone stick and the screen, and a position that can be moved along the shell between the secondary feed port and the sorting port. The lifting device that moves up and down on the outside of the body, the lower surface inside the lifting device is equipped with a pressure sensor, and the unqualified products that have not passed the screen enter the lifting device under the vibration of the support frame. When the weight of the stone inside the lifting device reaches the set value, then The lifting device rises and tilts the internal stones through the secondary feeding port to the inside of the equipment for reprocessing to ensure the crushing effect of the stones; the housing is equipped with a controller, which is mainly used to control the lifter device and vibration motor. When the pressure sensor senses the signal, the controller controls the movement of the vibration motor, and when the pressure value reaches the set value, the controller controls the movement of the lifting device.

As shown in Figures 1 to 6, the mine rock rolling machine with adjustable discharge size, at least three groups of blades 22 are installed on the cutter bar 21 of the crushing knife 2, and the installation angle between any two groups of blades 22 is It is one hundred and twenty degrees. At least three sets of blades are installed on the cutter bar of the pulverizer of the present invention, and the installation angle between any two sets of blades is 120 degrees, so as to avoid the problem of cutter bar breakage caused by too concentrated stress on the cutter bar during processing .

As shown in Figures 1 to 6, the mine stone rolling machine with adjustable discharge size, the installation axis of the screen 6 and the primary stone rolling roller 3 is symmetrical with respect to the horizontal plane, and the installation axis of the primary stone rolling roller 3 The angle with the horizontal plane is between five and fifteen degrees. The inclination directions of the secondary feeding port 14 and the sorting port 15 are parallel to the primary stone rolling roller 3 and the screen cloth 6 respectively. The angle between the installation axis of the first-stage stone rolling roller and the horizontal plane of the present invention is between five degrees and fifteen degrees, which facilitates the uniform arrangement of stones and ensures the processing quality. The horizontal plane is symmetrical, which is convenient for uniform screening of the stones falling on the screen. Working with the vibration motor, the unqualified products are discharged from the sorting port on the right side of the support frame. The inclination directions of the secondary feeding port and the sorting port are respectively The primary stone rolling roller is parallel to the screen, the sorting port is set at the relatively lower end of the screen, and the secondary feeding port is set at the relatively high end of the primary stone rolling roll to facilitate the entry of unqualified products into the sorting port , and at the same time, it is convenient for unqualified products in the lifting device to enter the secondary feeding port.

As shown in Fig. 1 to Fig. 6, the mine stone rolling machine with adjustable discharge size, the surfaces of the primary stone rolling roller 3 and the secondary stone rolling roller 4 are uniformly arranged with spherical protrusions, and the primary stone rolling roller 4 The pressure roller diameter of roller 3 is greater than the pressure roller diameter of the secondary stone rolling roller 4, and the installation distance between the pressure rollers of the secondary stone rolling roller 4 is less than the installation distance between the pressure rollers of the primary stone rolling roller 3 . The surface of the first-stage stone rolling roller of the present invention is evenly arranged with spherical protrusions, which improves the frictional force on the surface of the equipment. The first-stage stone-rollers have the same structure. The second-stage stone-rollers include four stone-rollers with smaller diameters. The lowermost edge of each stone-roller of the first-stage stone-roller faces each stone-roller of the second-stage stone-roller. The gap between the rollers, and the installation distance between the inner rollers of the second-stage stone rolling rollers is smaller than that of the first-stage stone rolling rollers, so that the stones can be crushed step by step.

As shown in Fig. 1 to Fig. 6, the mine rock rolling machine with adjustable discharge size, the elastic mounting seat 8 is composed of a bearing seat 81, a fixed plate 82, a guide rod 83 and a spring 84, and the bearing seat 81 is connected with the fixed The plate 82 is connected by the guide rod 83 , the bearing seat 81 is provided with a through hole for cooperating with the guide rod, and the spring 84 is sleeved on the guide rod 83 . The elastic mounting seat of the present invention is composed of a bearing seat, a fixing plate, a guide rod and a spring. Rod connection, one end of the guide rod is fixed on the fixed plate, the other end is connected to the bearing seat through the through hole on the bearing seat, and a plug is provided at the end passing through the through hole; at the same time, the guide rod located between the fixed plate and the bearing seat A spring is sheathed on the top, the spring is a compression spring, and its natural length is not less than the maximum distance between the fixed plate and the bearing seat in the elastic mounting seat.

As shown in Figures 1 to 6, the mine rock rolling machine with adjustable discharge size, the lifting device 12 is composed of a bracket 121, a transmission roller shaft 122, a motor 123 and a box body 125, and the upper and lower ends of the bracket 121 All are provided with described transmission kun shaft 122, and two described transmission kun shafts 122 are connected together by belt 124, and the surface of described belt 124 is evenly provided with box body 125, and the plane where described box body 125 moves and The housing 1 is vertical; the drive shaft 122 at the lower end of the support 121 is connected to the motor 123, the support 121 is provided with a protective shell 126, and the upper bottom surface of the protective shell 121 is provided with the pressure sensor 13. The lifting device of the present invention is composed of a bracket, a transmission shaft, a motor and a box body. The secondary feeding port is located at the lower part of the upper transmission shaft. The sorting port is located at the lower part of the lower transmission shaft, and the sorted materials are sent to the box body of the lifting device, and the lifting device sends the materials into the casing through the secondary feeding port for sorting.

As shown in Figures 1 to 6, the mine rock rolling machine with adjustable discharge size, the controller is a single-chip microcomputer, the input end of the single-chip microcomputer is connected with the pressure sensor 13, and the output end of the single-chip microcomputer is connected to the pressure sensor 13. The vibration motor 7 described above is connected to the motor 123. The present invention uses a single-chip microcomputer to realize the control function, and the pressure sensor is connected to the input end of the single-chip microcomputer for inputting the motion signal of the vibration motor and the operation signal of the lifting device.

As shown in Fig. 1 to Fig. 6, the mine stone rolling machine with adjustable discharge size, the crushing knife 2, the primary stone rolling roller 3 and the secondary stone rolling roller 4 are connected to the motor through a transmission device.

Claims (9)

1. one kind discharging adjustable stone rolling machine used in mine of size, including housing（1）, the housing（1）Upper end provided with one-level feed Mouthful（9）, the housing（1）Positioned at one-level charging aperture（9）Crushing knife is provided with the position of lower section（2）, it is characterised in that：The shell Body（1）Positioned at crushing knife（2）The position of lower section is sequentially provided with one-level and rolls stone roll（3）Stone roll is rolled with two level（4）, the one-level rolls stone Roller（3）Stone roll is rolled with two level（4）Both ends pass through resilient mount（8）It is fixed on housing（1）Inside, the one-level rolls stone Roller（3）Stone roll is rolled with two level（4）Between at least two infundibulate blanking ports are distributed with side by side（5）；The two level rolls stone roll（4）'s Lower section is provided with screen cloth（6）, the screen cloth（6）Pass through carriage（11）It is connected to housing（1）Inside, the carriage（11）Connection There is vibrations motor（7）；The screen cloth（6）By the adjustable screen cloth I of relative position（61）With screen cloth II（62）Composition, the screen cloth I （61）With screen cloth II（62）Parallel is arranged on carriage（11）On；The housing（1）Positioned at screen cloth（6）The position of one end is set There is sorting mouth（15）, the housing（1）In sorting mouth（15）The same side is located at one-level and pricks stone roll（3）The position of top is provided with two level Charging aperture（14）, the housing（1）Outside is in sorting mouth（15）With two level charging aperture（14）Between position be provided with lifting fill Put（12）, the lifting device（12）Inner bottom surface be provided with pressure sensor（13）；The housing（1）Positioned at screen cloth（6）Under The position of side is provided with discharging opening（10）；The housing（1）It is provided with shaking motor（7）And lifting device（12）The control of connection Device, the housing（1）It is crushing knife to be provided with（2）, one-level roll stone roll（3）Stone roll is rolled with two level（4）The power source of power is provided.

2. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 1, it is characterised in that：The crushing knife（2）Knife Bar（21）On three groups of blades are at least installed（22）, the blade described in any two groups（22）Between setting angle be 120 Degree.

3. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 1, it is characterised in that：The screen cloth（6）With one-level Roll stone roll（3）Mounting axis it is symmetrical on horizontal plane, the one-level rolls stone roll（3）Mounting axis and horizontal plane angle five Spend between 15 degree.

4. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 3, it is characterised in that：The two level charging aperture（14） With sorting mouth（15）Incline direction roll stone roll with one-level respectively（3）And screen cloth（6）It is parallel.

5. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 3, it is characterised in that：The one-level rolls stone roll（3） Stone roll is rolled with two level（4）Surface uniformly arrange hemisphere jut, the one-level rolls stone roll（3）Pressure roller diameter roll stone more than two level Roller（4）Pressure roller diameter, the two level rolls stone roll（4）Pressure roller between mounting distance roll stone roll less than one-level（3）Pressure roller Between mounting distance.

6. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 1, it is characterised in that：The resilient mount（8） By bearing block（81）, fixed plate（82）, guide rod（83）And spring（84）Composition, the bearing block（81）With fixed plate（82）Pass through Described guide rod（83）Connection, the bearing block（81）It is provided with and guide rod（83）The through hole being used cooperatively, the spring（84） It is enclosed on described guide rod（83）On.

7. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 1, it is characterised in that：The lifting device（12）By Support（121）, transmission Kun axles（122）, motor（123）And box body（125）Composition, the support（121）Upper and lower ends be all provided with There are described transmission Kun axles（122）, the transmission Kun axles described in two（122）Pass through belt（124）Link together, the belt （124）Surface be uniformly provided with box body（125）, the box body（125）Plane and housing where moving（1）Vertically；The branch Frame（121）The transmission Kun axles of lower end（122）It is connected with described motor（123）, the support（121）It is externally provided with containment vessel （126）, the containment vessel（126）Internal upper bottom surface is provided with described pressure sensor（13）.

8. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 7, it is characterised in that：The controller is monolithic Machine, the input of the single-chip microcomputer and described pressure sensor（13）Connection, the output end of the single-chip microcomputer and described shake Dynamic motor（7）And motor（123）Connection.

9. the discharging adjustable stone rolling machine used in mine of size as claimed in claim 1, it is characterised in that：The crushing knife（2）, one-level Roll stone roll（3）Stone roll is rolled with two level（4）It is connected to by transmission device on motor.