CN111530538B

CN111530538B - Grinding machine

Info

Publication number: CN111530538B
Application number: CN202010391978.0A
Authority: CN
Inventors: 许皖; 胡可; 黄三妹
Original assignee: Suzhou Mingliyang Electronic Technology Co ltd
Current assignee: Suzhou mingliyang Electronic Technology Co.,Ltd.
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2022-01-28
Anticipated expiration: 2040-05-11
Also published as: CN111530538A

Abstract

The invention relates to a grinding machine which comprises a grinding device, a feeding frame, a quantity control device and a buffer device, wherein the feeding frame is installed at the upper end of the grinding device, the quantity control device is installed at the upper end inside the feeding frame, and the buffer device is embedded into the lower end inside the feeding frame. The invention can solve the problems that the existing grinding equipment has the maximum grinding amount in the working process, when the amount of the put ore is larger than the maximum value, the grinding equipment is difficult to effectively grind, meanwhile, certain damage is often caused to internal parts of the grinding equipment, the ore is directly put in, the impact force generated when the ore falls can smash a small amount of pits on the surface of the grinding roller, the ore powder particles ground by the grinding roller with the pits on the surface are larger than the powder particles with the preset value, and the like.

Description

Grinding machine

Technical Field

The invention relates to the field of grinding machines, in particular to a grinding machine.

Background

After the metal ore is mined, the metal ore needs to be ground after being crushed and decomposed, the crushed metal ore is usually directly put into an existing grinding machine in a traditional grinding mode, the grinding machine directly grinds the metal ore, however, the existing grinding equipment has the largest grinding amount in the working process, when the amount of the put-in ore is larger than the maximum value, effective grinding is difficult, meanwhile, certain damage is often caused to internal parts of the grinding equipment, the ore is directly put into the grinding equipment, a small number of pits can be smashed on the surface of the grinding roller due to impact force generated when the ore falls, and the ore powder particles ground by the grinding roller with the pits on the surface are larger than the powder particles with the preset value in size.

Disclosure of Invention

Technical scheme (I)

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a grind machine, includes grinder, feeding frame, accuse volume device and buffer, grinder's upper end install the feeding frame, the accuse volume device is installed to the inside upper end of feeding frame, the inside lower extreme embedding of feeding frame has buffer.

Two working grooves are formed in the left end and the right end of the feeding frame, the upper ends of the working grooves are connected with the turning rollers through bearings, the turning rollers are used for conveying turning to the traction ropes, the inner ends of the working grooves are connected with the two limiting rollers through bearings, the two limiting rollers are arranged up and down, and the two limiting rollers are used for limiting the traction ropes during conveying.

The quantity control device comprises a lifting plate, a limiting frame, an angle plate, a mounting plate, a reset spring, an extrusion groove, a locking mechanism, two weighing mechanisms, a locking exhaust mechanism, a reciprocating mechanism, a rotating shaft and two conveyor belts, wherein the lifting plate is connected with the feeding frame in a sliding fit manner, the limiting frame is mounted at the upper end of the lifting plate, the lifting plate is uniformly provided with a hollow groove, the hollow groove is connected with the rotating shaft through a bearing, the middle part of the rotating shaft is connected with the left end of the angle plate, the rotating shaft is connected with the conveyor belts, the mounting plate is uniformly mounted at the lower end of the lifting plate, the reset spring is connected between the mounting plate and the angle plate, the reset spring plays a role in reset connection, the extrusion groove is mounted at the right end of the lifting plate, the locking mechanism is arranged in the extrusion groove, the two weighing mechanisms are mounted at the left end and the right end of the lifting plate, and the locking exhaust mechanism is mounted on the right inner wall of the feeding frame, install reciprocating mechanism on the left side inner wall of feeding frame, concrete during operation, on putting into the lifter plate with garrulous massive metal ore, along with the increase of metal ore, under the effect of heavily pressing, the lifter plate descends gradually, after the lifter plate contacts with locking exhaust mechanism, locking mechanism receives the unblock behind the extrusion, thereby the angle of unblock angle board, the angle board after the unblock overturns downwards under the heavily pressing of metal ore, make the metal ore fall, carry out reciprocal patting through reciprocating mechanism to the angle board after downwards overturning, under the linkage of conveyer belt, the whole synchronous formula of angle board is little range angle modulation, thereby the metal ore that does not fall is shaken off and is handled.

Locking exhaust mechanism include the installing frame, the screens groove, two screens pieces, two coupling springs, pulling rope and dust catcher, the middle part of installing frame is hollow out construction, more lime-ash appears when the ore falls, absorb the lime-ash through the dust catcher, hollow out construction's installing frame has reduced the lime-ash by the inspiratory degree of difficulty of dust catcher, feeding frame installing frame is installed on the right side inner wall of feeding frame, the screens groove has been seted up to the upper end of installing frame, both ends are connected with two screens pieces through sliding fit's mode about the screens groove, and even there is coupling spring between screens piece and the screens groove, the inside of installing frame has penetrated pulling rope, pulling rope's upper end is equipped with two fag ends, and fag end and screens piece are connected, pulling rope's the lower extreme outside even has the handle, feeding frame's right-hand member internally mounted has the dust catcher.

Buffer include embedding frame and two buffering nets, be connected for the embedding between embedding frame and the feeding frame, the upper and lower both ends of embedding frame are equipped with two buffering nets, and the buffering net is woven by the elasticity rope and is formed, during concrete during operation, the metal ore that falls when two buffering nets of arranging from top to bottom, the buffering net plays the effect of buffering whereabouts to it, thereby avoided metal ore to fall down to pound the condition of concave surface with electronic grinding roller surface and reduced the efficiency of grinding.

Preferably, the grinding device comprises a frame body, an electric grinding roller, a conveyor belt group, an auxiliary feeding block and a discharge door, wherein the electric grinding roller is uniformly arranged at the upper end inside the frame body, the conveyor belt group is installed at the lower end inside the frame body, the auxiliary feeding block is installed on the left side wall inside the frame body and located between the electric grinding roller and the conveyor belt group, and the discharge door is arranged on the lower side of the right end of the feeding frame.

Preferably, the upper end face of the auxiliary feeding block is of an arc structure which is gradually bent rightwards from top to bottom, and the discharge door is connected with the frame body in a sliding fit manner.

Preferably, the locking mechanism comprises an extrusion rod, a built-in spring, a connecting rope and an embedding block, the extrusion rod is connected with the lower end of the extrusion groove in a sliding fit mode, the connecting rope is connected between the extrusion rod and the embedding block, and the built-in spring is connected between the embedding block and the left end of the extrusion groove.

Preferably, the lower extreme of the extrusion pole be equipped with down trapezoidal fixture block, and be located and seted up the embedded groove on the angle board that the lifter plate rightmost was arranged, and the left half of the embedded block of initial position is located the embedded groove.

Preferably, the weighing mechanism include the haulage rope, place board and weigh the stone roller, the lifter plate with place even have the haulage rope between the board, place the board and be connected with the work groove through sliding fit's mode, and place and pile up on the board and place the weight stone roller.

Preferably, reciprocating mechanism include fixed frame, motor, cam and vibrating arm, fixed frame is installed on the left side inner wall of feeding frame, fixed frame internally mounted has the motor, installs the cam on the output shaft of motor, the right-hand member of fixed frame is connected with the vibrating arm through sliding fit's mode.

Preferably, the middle part of the vibrating rod is of a telescopic structure, and a working spring is connected between the vibrating rod and the fixed frame.

(II) advantageous effects

1. According to the grinder, the lifting of the lifting plate is controlled by adopting a balance weighing concept, so that the weight of metal ore falling at a single time is controlled, the phenomenon that the amount of the falling ore is larger than the maximum grinding amount of the grinding device is avoided by adopting an intermittent quantity-control falling mode, the normal operation of the grinding device and the prolonging of the service life are ensured, the falling speed of the metal ore is slowed down by adopting the arrangement of the double-layer buffer net, and the condition that pits are smashed on the surface of the electric grinding roller is effectively reduced;

2. according to the grinder, when the weight of the lifting plate loaded with the ore is larger than the total weight of the two weighing mechanisms, the lifting plate descends, the angle of the angle plate is unlocked through the extrusion fit between the locking mechanism and the locking exhaust mechanism, so that the ore falls, the quantity control device effectively combines parts and mechanisms in a mechanism linkage design mode, the operation smoothness is improved, and the weight of the metal mineral falling at one time is controlled.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is an overall cross-sectional view of the present invention;

FIG. 2 is a schematic perspective view of the lifter plate, angle plate, mounting plate, return spring, shaft and conveyor belt of the present invention;

FIG. 3 is a top view of a cushioning device according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 according to the present invention in the X direction;

fig. 5 is a partial enlarged view of the invention in the Y direction of fig. 1.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1 to 5, a grinder comprises a grinding device 1, a feeding frame 2, a quantity control device 3 and a buffer device 5, wherein the feeding frame 2 is installed at the upper end of the grinding device 1, the quantity control device 3 is installed at the upper end inside the feeding frame 2, and the buffer device 5 is embedded at the lower end inside the feeding frame 2.

Two working grooves are formed in the left end and the right end of the feeding frame 2, the upper ends of the working grooves are connected with the turning rollers through bearings, the turning rollers play a role in conveying turning to the traction ropes 381, the inner ends of the working grooves are connected with the two limiting rollers through bearings, the two limiting rollers are arranged up and down, and the two limiting rollers play a limiting role in conveying the traction ropes 381.

The quantity control device 3 comprises a lifting plate 31, a limit frame 32, an angle plate 33, a mounting plate 34, a reset spring 35, an extrusion groove 36, a locking mechanism 37, two weighing mechanisms 38, a locking exhaust mechanism 39, a reciprocating mechanism 40, a rotating shaft 41 and two conveyor belts 42, wherein the lifting plate 31 is connected with the feeding frame 2 in a sliding fit mode, the upper end of the lifting plate 31 is provided with the limit frame 32, the lifting plate 31 is uniformly provided with a hollow groove, the hollow groove is connected with the rotating shaft 41 through a bearing, the middle part of the rotating shaft 41 is connected with the left end of the angle plate 33, the rotating shaft 41 is connected with each other through the conveyor belts 42, the mounting plate 34 is uniformly arranged at the lower end of the lifting plate 31, the reset spring 35 is connected between the mounting plate 34 and the angle plate 33, the reset spring 35 plays a role in reset connection, the extrusion groove 36 is arranged at the right end of the lifting plate 31, the locking mechanism 37 is arranged in the extrusion groove 36, the two weighing mechanisms 38 are arranged at the left end and the right end of the lifting plate 31, install locking exhaust mechanism 39 on the right side inner wall of feeding frame 2, install reciprocating mechanism 40 on the left side inner wall of feeding frame 2, during specific work, put into lifter plate 31 with garrulous massive metal ore, along with the increase of metal ore, under the effect of heavily pressing, lifter plate 31 descends gradually, after lifter plate 31 and locking exhaust mechanism 39 contact, locking mechanism 37 is the unblock after the extrusion, thereby unblock angle board 33's angle, angle board 33 after the unblock overturns downwards under the heavily pressing of metal ore, make the metal ore fall, through reciprocating mechanism 40 to the angle board 33 after the downwards overturning reciprocal patting, under the linkage of conveyer belt 42, angle board 33 whole synchronous formula small amplitude angle degree is adjusted, thereby carry out the shake-off processing to the metal ore that does not fall.

The locking exhaust mechanism 39 comprises a mounting frame 391, a clamping groove 392, two clamping blocks 393, two connecting springs 394, a pulling rope 395 and a dust collector 396, the middle part of the mounting frame 391 is of a hollow structure, more ash and slag appear when ores fall, ash is sucked and removed by the dust collector 396, the difficulty of sucking the ash by the dust collector 396 is reduced by the mounting frame 391 with a hollow structure, the mounting frame 391 of the feeding frame 2 is mounted on the inner wall of the right side of the feeding frame 2, the upper end of the mounting frame 391 is provided with a clamping groove 392, the left end and the right end of the clamping groove 392 are connected with the two clamping blocks 393 in a sliding fit manner, and a connecting spring 394 is connected between the blocking block 393 and the blocking groove 392, a pulling rope 395 is penetrated inside the mounting frame 391, two rope ends are arranged at the upper end of the pulling rope 395, and the fag end is connected with screens piece 393, and the lower extreme outside of pulling rope 395 even has the handle, and the right-hand member internally mounted of feeding frame 2 has dust catcher 396.

Buffer 5 include embedding frame 51 and two buffering nets 52, be connected for the embedding between embedding frame 51 and the feeding frame 2, the upper and lower both ends of embedding frame 51 are equipped with two buffering nets 52, and buffering net 52 is woven by the elastic cord and is formed, during concrete work, the metal ore that falls down through two buffering nets 52 of arranging from top to bottom, buffering net 52 plays the effect of buffering whereabouts to it, thereby avoided metal ore to fall down the formula with electronic grinding roller 12 surface pound the condition to the concave surface and reduced the efficiency of grinding.

Grinding device 1 include framework 11, electronic grinding roller 12, conveyer belt group 13, supplementary pay-off piece 14 and discharge door 15, the inside upper end of framework 11 evenly is equipped with electronic grinding roller 12, conveyer belt group 13 is installed to the inside lower extreme of framework 11, install supplementary pay-off piece 14 on the inside left side wall of framework 11, the effect of supplementary transport is played, and supplementary pay-off piece 14 is located electronic grinding roller 12, between conveyer belt group 13, the right-hand member downside of feeding frame 2 is equipped with discharge door 15, during specific work, carry out abrasive treatment to the metal ore that falls through operating condition's electronic grinding roller 12, the ore powder after the grinding is carried through conveyer belt group 13.

The up end of supplementary pay-off piece 14 be from last down for the curved arc structure of turning to the right gradually, avoided the condition of ore powder card at supplementary pay-off piece 14 up end, be connected for sliding fit between discharge door 15 and the framework 11.

The locking mechanism 37 comprises an extrusion rod 371, an internal spring 372, a connecting rope 373 and an embedded block 374, the extrusion rod 371 is connected with the lower end of the extrusion groove 36 in a sliding fit manner, the connecting rope 373 is connected between the extrusion rod 371 and the embedded block 374, and the internal spring 372 is connected between the embedded block 374 and the left end of the extrusion groove 36.

When the lifting plate 31 is lifted by heavy pressure, when the lifting plate 31 is about to contact with the upper end face of the mounting frame 391, the lower end of the extrusion rod 371 is clamped into the clamping groove 392, the lower end of the extrusion rod 371 is limited through the two clamping blocks 393, after the lifting plate 31 is contacted with the upper end face of the mounting frame 391, the extrusion rod 371 retracts into the extrusion groove 36 in extrusion, under the driving of the connecting rope 373, the embedded block 374 is driven to move rightwards, at the moment, the embedded block 374 exits from the embedding groove, the angle plate 33 is unlocked at the angle position, the angle plate 33 after unlocking is downwards overturned under the heavy pressure of metal ore, so that the metal ore falls down, when the lifting plate 31 needs to return, only the pulling rope 395 needs to be pulled rightwards, thereby the two clamping blocks 393 are driven to move reversely, and the lifting plate 31 resets under the action of the two weighing mechanisms 38 and rises.

The lower extreme of extrusion pole 371 be equipped with down trapezoidal fixture block, do benefit to the screens, and be located and seted up the embedded groove on the angle board 33 that the lifter plate 31 rightmost side was arranged, and the left half of the embedded block 374 of initial position is located the embedded groove, plays the effect of location to the angle of angle board 33.

Weighing mechanism 38 include haulage rope 381, place board 382 and weigh stone roller 383, even there is haulage rope 381 lifter plate 31 and place between the board 382, place board 382 and be connected with the work groove through sliding fit's mode, and place and pile up on the board 382 and place weigh stone roller 383, haulage rope 381 pass the route from inside to outside in proper order between two spacing rollers, behind the turning roll with place board 382 and be connected, according to the ore weight of single grinding, thereby increase and decrease weigh stone roller 383's number, when ore weight is greater than weigh stone roller 383's weight, can drive lifter plate 31 and descend, thereby the blanking.

Reciprocating mechanism 40 include fixed frame 401, motor 402, cam 403 and vibrating arm 404, fixed frame 401 is installed on the left side inner wall of feeding frame 2, fixed frame 401 internally mounted has motor 402, installs cam 403 on the output shaft of motor 402, the right-hand member of fixed frame 401 is connected with vibrating arm 404 through sliding fit's mode, during specific work, drives cam 403 through motor 402 and rotates to beat vibrating arm 404 and carry out reciprocating vibration.

The middle part of vibrating arm 404 be extending structure, have certain buffering effect, even have work spring between vibrating arm 404 and the fixed frame 401, play the effect that resets.

When in work:

s1, increasing or decreasing the number of weight blocks 383 according to the weight of the ore to be ground at a time;

s2, placing the metal ore in a piece shape onto the lifting plate 31, gradually descending the lifting plate 31 until the lifting plate is contacted with the locking exhaust mechanism 39 under the action of heavy pressure along with the increase of the metal ore, stopping placing the metal ore at the moment, unlocking the angle of the angle plate 33 under the action of extrusion, downwards overturning the unlocked angle plate 33 under the heavy pressure of the metal ore, enabling the metal ore to fall down, and reciprocating flapping the downwards overturned angle plate 33 through the reciprocating mechanism 40 while the metal ore falls down, so that the metal ore which does not fall down is subjected to shaking treatment, and ash is sucked by the dust collector 396;

s3, the falling ore is decelerated by the buffer action of the two buffer nets 52, the decelerated metal ore is ground by the electric grinding roller 12 to form powder, and the ore powder is conveyed by the conveyor belt group 13.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A grinding machine comprising a grinding device (1), a feed frame (2), a quantity control device (3) and a buffer device (5), characterized in that: the upper end of the grinding device (1) is provided with a feeding frame (2), the upper end inside the feeding frame (2) is provided with a quantity control device (3), and the lower end inside the feeding frame (2) is embedded with a buffer device (5);

two working grooves are formed in the left end and the right end of the feeding frame (2), the upper ends of the working grooves are connected with the turning rollers through bearings, the inner ends of the working grooves are connected with the two limiting rollers through bearings, and the two limiting rollers are arranged up and down;

the quantity control device (3) comprises a lifting plate (31), a limiting frame (32), an angle plate (33), a mounting plate (34), a reset spring (35), an extrusion groove (36), a locking mechanism (37), two weighing mechanisms (38), a locking exhaust mechanism (39), a reciprocating mechanism (40), a rotating shaft (41) and two conveyor belts (42), wherein the lifting plate (31) is connected with the feeding frame (2) in a sliding fit manner, the limiting frame (32) is installed at the upper end of the lifting plate (31), empty grooves are uniformly formed in the lifting plate (31), the empty grooves are connected with the rotating shaft (41) through bearings, the middle part of the rotating shaft (41) is connected with the left end of the angle plate (33), the rotating shaft (41) is connected with the conveyor belts (42), the mounting plate (34) is uniformly installed at the lower end of the lifting plate (31), and the reset spring (35) is connected between the mounting plate (34) and the angle plate (33), an extrusion groove (36) is arranged at the right end of the lifting plate (31), a locking mechanism (37) is arranged in the extrusion groove (36), two weighing mechanisms (38) are arranged at the left end and the right end of the lifting plate (31), a locking exhaust mechanism (39) is arranged on the inner wall of the right side of the feeding frame (2), and a reciprocating mechanism (40) is arranged on the inner wall of the left side of the feeding frame (2);

the locking exhaust mechanism (39) comprises an installation frame (391), a clamping groove (392), two clamping blocks (393), two connecting springs (394), a pulling rope (395) and a dust collector (396), wherein the middle part of the installation frame (391) is of a hollow structure, the installation frame (391) is installed on the inner wall of the right side of the feeding frame (2), the clamping groove (392) is formed in the upper end of the installation frame (391), the left end and the right end of the clamping groove (392) are connected with the two clamping blocks (393) in a sliding fit manner, and a connecting spring (394) is connected between the clamping block (393) and the clamping groove (392), a pulling rope (395) penetrates into the mounting frame (391), the upper end of the pulling rope (395) is provided with two rope ends, the rope end is connected with the clamping block (393), the outer side of the lower end of the pulling rope (395) is connected with a handle, and a dust collector (396) is arranged inside the right end of the feeding frame (2);

the buffer device (5) comprises an embedded frame (51) and two buffer nets (52), the embedded frame (51) is connected with the feeding frame (2) in an embedded mode, the two buffer nets (52) are arranged at the upper end and the lower end of the embedded frame (51), and the buffer nets (52) are formed by weaving elastic ropes.

2. A grinding mill according to claim 1, characterized in that: grinder (1) including framework (11), electronic grinding roller (12), conveyer belt group (13), supplementary pay-off piece (14) and discharge door (15), the inside upper end of framework (11) evenly is equipped with electronic grinding roller (12), conveyer belt group (13) are installed to the inside lower extreme of framework (11), the inside left side wall mounting of framework (11) has supplementary pay-off piece (14), and supplementary pay-off piece (14) are located between electronic grinding roller (12), conveyer belt group (13), the right-hand member downside of feeding frame (2) is equipped with discharge door (15).

3. A grinding mill according to claim 2, characterized in that: the upper end face of the auxiliary feeding block (14) is of an arc structure which is gradually bent rightwards from top to bottom, and the discharge door (15) is connected with the frame body (11) in a sliding fit manner.

4. A grinding mill according to claim 1, characterized in that: locking mechanical system (37) including extrusion pole (371), built-in spring (372), connect rope (373) and embedding piece (374), extrusion pole (371) are connected for sliding fit with the lower extreme of extrusion groove (36), even have between extrusion pole (371) and embedding piece (374) to connect rope (373), and even have built-in spring (372) between the left end of embedding piece (374) and extrusion groove (36).

5. A grinding mill according to claim 4, characterized in that: the lower end of the extrusion rod (371) is provided with an inverted trapezoidal fixture block, an embedded groove is formed in an angle plate (33) arranged on the rightmost side of the lifting plate (31), and the left half part of the embedded block (374) at the initial position is located in the embedded groove.

6. A grinding mill according to claim 1, characterized in that: weighing mechanism (38) including haulage rope (381), place board (382) and weigh stone roller (383), even have haulage rope (381) between lifter plate (31) and the board (382) of placing, place board (382) and be connected with the work groove through sliding fit's mode, and place and pile up on board (382) and place weigh stone roller (383).

7. A grinding mill according to claim 1, characterized in that: reciprocating mechanism (40) including fixed frame (401), motor (402), cam (403) and vibrating arm (404), install on the left side inner wall of feeding frame (2) fixed frame (401), fixed frame (401) internally mounted has motor (402), installs cam (403) on the output shaft of motor (402), the right-hand member of fixed frame (401) is connected with vibrating arm (404) through sliding fit's mode.

8. A grinding mill according to claim 7, characterized in that: the middle part of vibrating arm (404) be extending structure, even there is working spring between vibrating arm (404) and fixed frame (401).