CN114682340B

CN114682340B - Crushing device

Info

Publication number: CN114682340B
Application number: CN202210378367.1A
Authority: CN
Inventors: 纪孟含
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-12-06
Anticipated expiration: 2042-04-12
Also published as: CN114682340A

Abstract

The invention provides a crushing device which comprises a power motor unit, an outer barrel unit, a plurality of crushing head units, a transmission unit and a modulation unit, wherein the outer barrel unit is arranged on the power motor unit; the power motor unit comprises a motor; the outer barrel unit comprises an outer barrel, two-side surface guard plates and rotating support columns, the two-side surface guard plates are arranged on two sides of the outer barrel respectively, the rotating support columns are arranged in the outer barrel, and two ends of each rotating support column are fixedly connected with the corresponding side surface guard plates; the crushing head unit penetrates through the outer barrel, the lower end of the crushing head unit is arranged on the rotating support column, and the crushing head unit rotates around a rotating shaft of the crushing head unit; the transmission unit transmits the power of the motor to the crushing head unit; the modulation unit comprises a modulation ring and a modulation gear, the modulation ring is arranged on the side surface protection plate and rotates around the rotating shaft of the motor, a modulation rack is arranged on one side wall surface of the modulation ring along the circumferential direction, the modulation gear is arranged on the side surface protection plate in a rotating mode, and the modulation gear is meshed with the modulation rack.

Description

Crushing device

Technical Field

The invention relates to a crushing technology, in particular to a crushing device.

Background

The crusher is matched particle crushing equipment in metallurgical mining equipment, can crush coarse particles to obtain materials with required granularity by adjusting a gap between two crushing rollers, and has the characteristics of compact structure, small occupied area, large crushing ratio and the like. However, the crushing range of the existing crusher is too small during the working process.

Disclosure of Invention

The invention aims to provide a crushing device which comprises a power motor unit, an outer barrel unit, a plurality of crushing head units, a transmission unit and a modulation unit, wherein the outer barrel unit is arranged on the power motor unit; the power motor unit comprises a motor; the outer barrel unit comprises an outer barrel, two-side surface protection plates and rotating support columns, the two-side surface protection plates are arranged on two sides of the outer barrel respectively, the rotating support columns are arranged in the outer barrel, and two ends of each rotating support column are fixedly connected with the corresponding side surface protection plates; the crushing head unit penetrates through the outer barrel, the lower end of the crushing head unit is arranged on the rotating support column, and the crushing head unit rotates around a rotating shaft of the crushing head unit; the transmission unit transmits the power of the motor to the crushing head unit; the modulation unit comprises a modulation ring and a modulation gear, the modulation ring is arranged on the side surface protection plate and rotates around the rotating shaft of the motor, a modulation rack is arranged on one side wall surface of the modulation ring along the circumferential direction, the modulation gear is arranged on the side surface protection plate in a rotating mode, and the modulation gear is meshed with the modulation rack.

Furthermore, a plurality of supporting circular grooves are formed in the rotating supporting column, a supporting round head is arranged on each supporting circular groove, a round head channel is arranged on each supporting round head in the axial direction, and the inner diameter of each round head channel is smaller than the inner diameter of each supporting circular groove.

Furthermore, the transmission unit comprises a driving gear, a plurality of driven gears, a plurality of transmission worms and a plurality of transmission assemblies; the driving gear cooperates with the motor shaft, each driven gear and driving gear meshing, transmission worm tip and driven gear fixed connection, the transmission worm lateral wall sets up the external screw thread, each drive assembly includes the transmission worm wheel, the installation button head, the installation cylinder, the slider cross section is the polygon, the transmission worm wheel sets up the round along slider outer wall circumference, the installation cylinder is fixed in the slider terminal, the installation cylinder is located the button head passageway and the diameter is the same with the internal diameter of button head passageway, the installation button head is fixed in the installation cylinder terminal, the installation button head is located the support circular slot and the diameter is the same with the support circular slot internal diameter.

Further, the crushing head unit comprises a crushing rod, a crushing head and a positioning block; the bottom surface of the crushing rod is provided with a sliding groove, the cross section of the sliding groove is the same as that of the sliding block, the sliding block is arranged in the sliding groove, the crushing head is arranged at the end part of the crushing rod, and the positioning block is arranged along the circumferential direction of the outer wall of the crushing rod.

Furthermore, the modulation unit also comprises a modulation rod, a modulation cladding and an installation support rod; the modulation cladding sets up the arc through-hole, and the modulation gear passes through screw rod pivoted and connects on the modulation cladding, and the modulation pole passes the side backplate, and the gliding setting of modulation pole one end is in the arc through-hole of modulation cladding, sets up the control caulking ring on the modulation pole, and broken first unit sets up on the control caulking ring, and installation branch one end is fixed in on the side backplate, and the other end is connected with the rotation of modulation gear.

Furthermore, a plurality of structural round holes are formed in the side wall of the outer barrel, a supporting cylinder is arranged on each structural round hole, and the crushing head unit penetrates through the structural round holes and the supporting cylinders.

Furthermore, a circle of annular sliding groove is formed in the wall surface of the side surface protection plate along the circumferential direction, an installation embedding head is arranged on the other side wall surface of the modulation ring, and the installation embedding head is arranged in the annular sliding groove.

Furthermore, a short sliding groove is formed in the wall surface of the side guard plate, and the modulation rod penetrates through the short sliding groove.

Compared with the prior art, the invention has the following advantages: the rotation directions of the crushing head unit and the modulation unit are vertical to each other, so that the crushing head unit can realize crushing of objects to be crushed in two dimensions, and the crushing area is larger.

The invention is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic view of a part of the structure of the outer cylinder unit of the present invention.

FIG. 3 is a schematic view of the overall structure of the outer cylinder unit of the present invention.

Fig. 4 is a schematic view of the internal structure of the outer cylinder unit of the present invention.

FIG. 5 is a schematic view of the combination of the power motor unit and the outer cylinder unit of the present invention.

Fig. 6 is a schematic view of the construction of the crushing head unit according to the invention.

Fig. 7 is a schematic structural diagram of the transmission unit of the present invention.

FIG. 8 is a schematic view of the power motor unit and transmission unit combination of the present invention.

Fig. 9 is a schematic view of the operating principle of the transmission unit of the present invention.

Fig. 10 is a schematic view of a crushing head unit and a transmission unit combination according to the invention.

Fig. 11 is a schematic diagram of a modulation unit structure according to the present invention.

Fig. 12 is a schematic diagram of a modulation unit and other units according to the present invention.

FIG. 13 is a first schematic view of the combination of the modulating unit and the side guard plate according to the present invention.

FIG. 14 is a second schematic view of the combination of the modulating unit and the side guard plate according to the present invention.

Wherein: the device comprises a power motor unit 100, an outer cylinder unit 300, a crushing head unit 400, a transmission unit 500, a modulation unit 600, a motor support frame 101, a motor rotating shaft 102, a matching gear 102-a, an outer cylinder 301, a support cylinder 301-a, a structural circular hole 301-b, a side protection plate 302, an annular sliding groove 302-a, a short sliding groove 302-b, a support circular groove 302-c, a rotary support column 303, a support round head 303-a, a support circular groove 303-b, a first support rod 304, a second support rod 305, a support embedded head 305-a, a connecting end head 306, an end head embedded groove 306-a, a crushing rod 401, a sliding groove 401-a, a crushing head 402, a positioning block 403, a driven gear 501, a transmission worm 501-a, a transmission worm wheel 502, a mounting round head 502-a, a mounting cylinder 502-b, a sliding block 502-c, a driving gear 503, a matching through hole 503-a, a matching stopper 102-c, a modulation rod 601, a control embedded ring 601-a control embedded groove 601-c, a modulation gear 602, a modulation screw 602-a, a modulation screw 603-a modulation rod 603, a modulation rod 605-b, a modulation rod mounting rack mounting handle 604-b and a modulation handle mounting handle.

Detailed Description

Referring to fig. 1, the crushing device comprises a power motor unit 100, an outer cylinder unit 300, a crushing head unit 400, a transmission unit 500 and a modulation unit 600. Power motor unit 100 provides power. The outer cylinder unit 300 is used for carrying the crushing head unit 400, the transmission unit 500 and the modulation unit 600, and plays a role in protecting and preventing the crushed objects from damaging the structure in the outer cylinder unit 300 in the crushing process. The crushing head unit 400 is provided with a plurality of crushing heads 402 for crushing the object to be crushed by the rotation of the crushing heads. The transmission unit 500 transmits the power of the power motor unit 100 to the crushing head unit 400 and the brewing unit 600. The modulation unit 600 may drive the crushing head unit 400 to rotate.

The power motor unit 100 includes a motor, a motor support bracket 101, and a mating gear 102-a. The motor is fixed in the motor support frame 101, and the motor support frame 101 is fixedly connected to the external housing through a first support rod 304 described below. The mating gear 102-a is fixedly connected with a motor rotating shaft 102 of the motor.

Referring to fig. 2 and 3, the outer tub unit 300 includes an outer tub 301 and a side guard 302. The outer cylinder 301 is cylindrical and is hollow to form an inner cavity of the outer cylinder; the side wall of the circumference of the outer barrel 301 is provided with a plurality of structural round holes 301-b, each structural round hole 301-b is provided with a supporting cylinder 301-a, and the supporting cylinders 301-a are used for enabling the crushing rods 401 to extend out of the inner cavity of the outer barrel, so that the crushing head unit 400 can conveniently crush objects to be crushed. The side guard plates 302 are arranged on two sides of the outer barrel 301 and encapsulate the outer barrel 301; a ring-shaped sliding groove 302-a is arranged on the outer surface of the side guard plate 302 along the circumferential direction and is used for installing a modulation ring 605 which is described below; the side guard plate 302 is provided with a plurality of short sliding grooves 302-b and supporting circular grooves 302-c, the short sliding grooves 302-b are used for supporting a modulating rod 601 described below, and the supporting circular grooves 302-c are used for supporting a transmission worm 501-a; the axial center of the side guard plate 302 is provided with a connecting end 306, the connecting end 306 is provided with an end inner embedding groove 306-a penetrating through the inner cavity and the outside of the outer cylinder, and the end inner embedding groove 306-a is used for bearing a rotating support column 303 and a second support rod 305 which are described below.

Further, the support cylinders 301-a are arranged as follows: the two rows are arranged along the circumferential direction and one row is arranged along the axial direction. In this embodiment, 6 support cylinders 301-a are arranged in each row in the circumferential direction, i.e., 6 rows, and 6 rows are arranged in the radial direction.

Further, the end insert pockets 306-a of the two side guards 302 are not identical in shape. The end insert groove 306-a of the side shield 302 on the side closer to the motor has the following shape: the section of one side close to the inner cavity of the outer barrel is polygonal, so that the rotary supporting column 303 is fixedly connected with the side guard plate 302; the side far away from the inner cavity of the outer cylinder is cylindrical and. The end insert groove 306-a of the other side guard plate 302 has the following shape: the cross section of one side close to the inner cavity of the outer barrel is polygonal and is matched with the shape of the rotating support column 303, so that the rotating support column 303 is fixedly connected with the side guard plate 302; the side far away from the inner cavity of the outer cylinder is cylindrical, and a second support rod 305 is rotatably connected with the side.

With reference to fig. 2, 4 and 5, the outer cylinder unit 300 further includes a rotating support column 303, and both ends of the rotating support column 303 are fixed in the end embedded grooves 306-a of the side guard plates 302 on both sides. The side wall of the rotating supporting column 303 is provided with a plurality of supporting circular grooves 303-b, each supporting circular groove 303-b is provided with a supporting round head 303-a, each supporting round head 303-a is provided with a round head channel along the axial direction, the inner diameter of each round head channel is smaller than the inner diameter of each supporting circular groove 303-b, the inner diameter of each round head channel is the same as the outer diameter of the corresponding mounting cylinder 502-b, and the inner diameter of each supporting circular groove 303-b is the same as the outer diameter of each mounting round head 502-a.

Further, the cross section of the rotating support column 303 is polygonal, the number of the sides of the rotating support column 303 is the same as that of the support cylinder 301-a, in this embodiment, since the number of the rows of the support cylinder 301-a is 6, the cross section of the rotating support column 303 is hexagonal, 6 sets of support circular grooves 303-b and support round heads 303-a are arranged on the surface of each side, and each set of support circular grooves 303-b and support round heads 303-a corresponds to the support cylinder 301-a, that is, each crushing head unit 400 is installed on the support circular grooves 303-b and the support round heads 303-a and can extend out of the outer cylinder 301 from the support cylinder 301-a.

Referring to fig. 5, the outer cylinder unit 300 further includes a first support bar 304 and a second support bar 305. One end of the first support rod 304 is fixed on the motor support frame 101. The end of the second support bar 305 is circumferentially provided with a circle of supporting embedded heads 305-a, the end embedded groove 306-a of the other side guard plate 302 is circumferentially provided with a circle of embedded groove away from the cylindrical inner cavity wall of the inner cavity of the outer cylinder, and the supporting embedded heads 305-a are embedded into the embedded groove of the end embedded groove 306-a, so that the second support bar 305 rotates in the end embedded groove 306-a without axial displacement.

With reference to fig. 6, the crushing head unit 400 includes a crushing rod 401, a crushing head 402, and a positioning block 403. The front end of the crushing rod 401 is provided with the crushing rod 401, and the rear end wall surface is provided with a chute 401-a; the cross section of the sliding groove 401-a is polygonal, the sliding block 502-c, the mounting round head 502-a and the mounting cylinder 502-b are arranged on the rotating support column 303, and as the cross section of the sliding groove 401-a is polygonal, axial rotation cannot occur during mounting, and in the embodiment, the cross section of the sliding groove 401-a is pentagonal. The crushing head 402 is shaped like a cross or a five-star pattern, which is convenient for crushing hard objects to be crushed. The crushing rod 401 is provided with a circle of positioning blocks 403 along the circumferential direction of the side wall at the middle part thereof, and the positioning blocks 403 are connected with a control insert ring 601-a described below, so that the control insert ring 601-a can prevent the crushing head unit 400 from tilting and shifting when crushing hard objects to be crushed.

Referring to fig. 7, 8 and 9, the transmission unit 500 includes a driven gear 501, a transmission worm 501-a, a transmission worm wheel 502, a mounting round head 502-a, a mounting cylinder 502-b, a slider 502-c and a driving gear 503. The number of the driving worms 501-a is set according to the number of rows of the support cylinders 301-a, and the number of the driving worms 501-a is 6 in this embodiment. One end of each driving worm 501-a is rotatably connected to the supporting circular groove 302-c of the other side guard plate 302 through a bearing, the other end of each driving worm 501-a penetrates through the supporting circular groove 302-c of the side guard plate 302 close to one side of the motor, and the end part of each driving worm 501-a is provided with a driven gear 501. The driving gear 503 is disposed between all the driven gears 501, and is engaged with each driven gear 501; the driving gear 503 is provided with a matching through hole 503-a along the axial direction, the matching gear 102-a is inserted into the matching through hole 503-a of the driving gear 503, the cross section of the matching gear 102-a is special-shaped, and the shape of the cross section of the matching through hole 503-a is the same as that of the matching gear 102-a, so that the driving gear 503 and the matching gear 102-a do not rotate. Furthermore, two ends of the mating gear 102-a are respectively provided with a mating stop 102-c, the diameter of the mating stop 102-c is larger than the tooth top diameter of the mating gear 102-a, and the two mating stops 102-c can clamp the driving gear 503 therebetween to prevent the driving gear from displacing along the axial direction. The cross section of the sliding block 502-c is the same as that of the sliding groove 401-a, the sliding block 502-c is arranged in the sliding groove 401-a, and the sliding block 502-c and the sliding groove 401-a cannot axially rotate in the combining process because the cross sections of the sliding block 502-c and the sliding groove 401-a are polygonal, and the cross section of the sliding block 502-c is pentagonal in the embodiment. The worm drive gear 502 is arranged in a circle along the circumference of the slider 502-c and is engaged with the worm drive 501-a. The mounting cylinder 502-b is arranged at the end of the sliding block 502-c, the mounting round head 502-a is arranged at the end of the mounting cylinder 502-b, the diameter of the mounting cylinder 502-b is the same as the inner diameter of a round head channel of the supporting round head 303-a, the diameter of the mounting round head 502-a is the same as the inner diameter of the supporting round groove 303-b, and the mounting round head 502-a is clamped in the supporting round groove 303-b so that the sliding block 502-c can only rotate around the axial direction and cannot displace along the axial direction.

Referring to fig. 10, the worm gear 502, the mounting head 502-a, the mounting cylinder 502-b and the sliding block 502-c are provided in a plurality of sets, each set cooperating with a corresponding crushing head unit 400 to mount the crushing head unit 400 in the supporting head 303-a and the supporting circular groove 303-b of the rotating supporting column 303. The driving gear 503 is driven by the motor to rotate and drive each driven gear 501 to rotate, the driven gear 501 drives the transmission worm 501-a to rotate, the transmission worm 501-a drives the transmission worm gear 502 to rotate, and the transmission worm gear 502 drives the crushing head unit 400 to rotate and crush the object to be crushed.

The modulation unit 600 is provided with two groups which are respectively positioned at one side of the corresponding side guard plate 302 and comprise a modulation rod 601, a modulation gear 602, a modulation screw 602-a, a modulation enclosure 603, a mounting support 604 and a modulation ring 605.

Referring to fig. 10, 11 and 12, the modulating rod 601 penetrates through the short sliding groove 302-b of the side guard plate 302 and extends into the inner cavity of the outer barrel, the modulating rod 601 is provided with a control insert ring 601-a, a control insert groove 601-c is arranged in the control insert ring 601-a, the positioning block 403 of the crushing head unit 400 is arranged in the control insert groove 601-c, and the control insert ring 601-a can prevent the crushing head unit 400 from tilting and shifting when a hard object to be crushed is crushed.

Referring to fig. 11, the brewing enclosure 603 is provided with arc-shaped through holes, and one end of the brewing rod 601 is respectively located in the arc-shaped through holes of the brewing enclosure 603. In this embodiment, three modulation shells 603 of each set of modulation units 600 are provided, and three modulation shells 603 are located on the circumference of the same circle, and two adjacent modulation rods 601 are located in the arc-shaped through holes of the same modulation shell 603.

With reference to fig. 13 and 14, two modulation rings 605 are disposed on the corresponding side guard plates 302; an installation embedded head 605-c is arranged on one end wall surface of the modulation circular ring 605, and the installation embedded head 605-c is positioned in the annular sliding groove 302-a, so that the modulation circular ring 605 can rotate along the shape of the annular sliding groove 302-a; the other end wall surface of the modulation ring 605 is provided with a modulation rack 605-a, the modulation rack 605-a can be a whole ring or a plurality of arc-shaped sections, and if the modulation rack 605-a is an arc-shaped section, all the modulation racks 605-a are positioned on the same circle; the modulation ring 605 is also provided with a modulation handle 605-b, and the modulation handle 605-b drives the modulation ring 605 to rotate under the driving of external force.

Referring to fig. 11 and 12, the brew gear 602 is engaged with a brew rack 605-a, which may rotate on the brew rack 605-a as the brew ring 605 rotates. The modulation gear 602 is rotatably disposed on the modulation enclosure 603 through a screw, and the other end surface is rotatably connected to one end of the mounting rod 604, and the other end of the mounting rod 604 is fixedly connected to the side guard plate 302. When the modulating ring 605 rotates, the modulating gear 602 moves along the modulating rack 605-a to drive the side guard plate 302 to rotate, the side guard plate 302 drives the rotating support column 303 to rotate, and the rotating support column 303 drives the crushing head unit 400 to rotate around the rotating support column 303.

Claims

1. A crushing device is characterized by comprising a power motor unit (100), an outer cylinder unit (300), a plurality of crushing head units (400), a transmission unit (500) and a modulation unit (600); wherein

The power motor unit (100) includes a motor;

the outer cylinder unit (300) comprises an outer cylinder (301), two side surface guard plates (302) and a rotating support column (303),

two side surface guard plates (302) are respectively arranged at two sides of the outer cylinder (301),

the rotary supporting columns (303) are arranged in the outer barrel (301), and two ends of each rotary supporting column are fixedly connected with the corresponding side guard plate (302);

the crushing head unit (400) passes through the outer cylinder (301) and is provided at the lower end thereof on the rotation support column (303),

the crushing head unit (400) rotates around a rotating shaft of the crushing head unit;

the transmission unit (500) transmits the motor power to the crushing head unit (400);

the modulation unit (600) comprises a modulation circular ring (605) and a modulation gear (602),

the modulation ring (605) is arranged on the side guard plate (302) and rotates around the rotating shaft of the motor,

a modulation rack (605-a) is arranged on one side wall surface of the modulation ring (605) along the circumferential direction,

the modulation gear (602) is rotationally arranged on the side guard plate (302),

the modulation gear (602) is meshed with the modulation rack (605-a);

a plurality of supporting circular grooves (303-b) are arranged on the rotating supporting column (303), a supporting round head (303-a) is arranged on each supporting circular groove (303-b), a round head channel is arranged on each supporting round head (303-a) along the axial direction, and the inner diameter of each round head channel is smaller than that of each supporting circular groove (303-b);

the transmission unit (500) comprises a driving gear (503), a plurality of driven gears (501), a plurality of transmission worms (501-a) and a plurality of transmission components; wherein

The driving gear (503) is matched with the rotating shaft of the motor,

each driven gear (501) is engaged with the driving gear (503),

the end part of the transmission worm (501-a) is fixedly connected with the driven gear,

the side wall of the drive worm (501-a) is provided with an external thread,

each transmission component comprises a transmission worm wheel (502), a mounting round head (502-a), a mounting cylinder (502-b) and a sliding block (502-c),

the cross section of the sliding block (502-c) is polygonal,

the transmission worm wheel (502) is arranged in a circle along the peripheral direction of the outer wall of the sliding block (502-c),

the mounting cylinder (502-b) is fixed at the end of the sliding block (502-c),

the mounting cylinder (502-b) is located within the bulb channel and has a diameter that is the same as the inner diameter of the bulb channel,

the mounting round head (502-a) is fixed at the end of the mounting cylinder (502-b),

the mounting round head (502-a) is positioned in the supporting round groove (303-b) and has the same diameter as the inner diameter of the supporting round groove (303-b).

2. The arrangement according to claim 1, characterized in that the crushing head unit (400) comprises a crushing rod (401), a crushing head (402), a positioning block (403); wherein

The bottom surface of the crushing rod (401) is provided with a sliding chute (401-a), the cross section of the sliding chute (401-a) is the same as that of the sliding block (502-c),

the sliding block (502-c) is arranged in the sliding groove (401-a),

the crushing head (402) is arranged at the end part of the crushing rod (401),

the positioning blocks (403) are arranged along the circumferential direction of the outer wall of the crushing rod (401).

3. The device according to claim 1 or 2, wherein the brewing unit (600) further comprises a brewing lever (601), a brewing enclosure (603), a mounting strut (604); wherein

The brewing enclosure (603) is provided with an arc-shaped through hole,

the modulation gear (602) is connected to the modulation enclosure (603) through the screw rod in a rotating way,

the modulating rod (601) passes through the side guard plate (302),

one end of the modulating rod (601) is arranged in the arc-shaped through hole of the modulating shell (603) in a sliding way,

the modulating rod (601) is provided with a control embedded ring (601-a),

the crushing head unit (400) is arranged on the control insert ring (601-a),

one end of the mounting support rod (604) is fixed on the side guard plate (302), and the other end is rotatably connected with the modulation gear (602).

4. A device according to claim 3, characterized in that the outer cylinder (301) is provided with a number of structural round holes (301-b) in its side wall, a support cylinder (301-a) being provided in each structural round hole (301-b), the crushing head unit (400) passing through the structural round holes (301-b) and the support cylinders (301-a).

5. The device according to claim 4, characterized in that the side guard plate (302) is provided with a ring-shaped sliding groove (302-a) on the wall surface along the circumferential direction, the modulation ring (605) is provided with a mounting embedded head (605-c) on the other side wall surface, and the mounting embedded head (605-c) is arranged in the ring-shaped sliding groove (302-a).

6. The device according to claim 5, characterized in that the side guard (302) is provided with a short chute (302-b) on the wall surface, and the modulating rod (601) passes through the short chute (302-b).