CN210410934U - Disc crusher with uniform feeding - Google Patents

Abstract

The utility model provides a disc grinder of even feed, it includes a grinding mechanism, grinding mechanism includes: the front end surface of the grinding chamber is provided with a feeding hole and the bottom of the grinding chamber is provided with a discharging hole, one side of the feeding hole in the grinding chamber is provided with a static grinding disc with a central hole, and a movable grinding disc which is arranged opposite to the static grinding disc at intervals is connected with a power mechanism through a rotating shaft and can rotate; a feeding mechanism is arranged at a feeding port of the grinding cavity, the feeding mechanism comprises a hopper and a spiral feeder connected to the downstream outlet end of the hopper, one end of a spiral shaft of the spiral feeder is connected with a feeding driver, and a feeding port is arranged at one end of the spiral feeder opposite to the feeding driver; the feeding port is communicated with the feeding port of the grinding cavity. The utility model discloses a spiral feeder has realized having simple structure, has reduced workman intensity of labour's advantage simultaneously to grinding the even pay-off in chamber.

Description

Disc crusher with uniform feeding

Technical Field

The utility model relates to a use in mineral chemical examination field and grind into powder's disc rubbing crusher with mineral.

Background

In the field of mineral assay, minerals need to be ground into powder, and a plurality of technologies can achieve the effect, wherein the disc crusher is one of the technologies, and the disc crusher is characterized by high grinding speed and convenient discharge and cleaning.

The existing common disc grinder is provided with a motor, a movable grinding disc is arranged at the front end of the motor, a static grinding disc is arranged in a grinding cavity, a feeding hopper is arranged at the front end of the grinding cavity, feeding is manually carried out from the feeding hopper, a blanking port is arranged below the grinding cavity, and ground materials fall into a container below the blanking port. Therefore, the existing disc grinder can not continuously provide materials to the grinding cavity at a constant speed, and simultaneously can generate a large amount of dust during blanking; and manual feeding increases the labor intensity of workers. Therefore, a pulverizer capable of uniformly and automatically feeding and blanking without dust is a goal pursued by those skilled in the art.

Disclosure of Invention

The utility model aims at solving the problems that the existing disc grinder can not automatically feed evenly and the manual feeding is not even.

The utility model discloses a another aim at solves the problem of the serious polluted environment of current disc rubbing crusher blanking dust.

In order to achieve the above object, the utility model adopts the following technical scheme: a uniformly fed disc shredder comprising a grinding mechanism, the grinding mechanism comprising: the front end surface of the grinding chamber is provided with a feeding hole and the bottom of the grinding chamber is provided with a discharging hole, one side of the feeding hole in the grinding chamber is provided with a static grinding disc with a central hole, and a movable grinding disc which is arranged opposite to the static grinding disc at intervals is connected with a power mechanism through a rotating shaft and can rotate; the method is characterized in that: a feeding mechanism is arranged at a feeding port of the grinding cavity, the feeding mechanism comprises a hopper and a spiral feeder connected to the downstream outlet end of the hopper, one end of a spiral shaft of the spiral feeder is connected with a feeding driver, and a feeding port is arranged at one end of the spiral feeder opposite to the feeding driver; the feeding port is communicated with the feeding port of the grinding cavity.

Disc grinder of even feed, as preferred mode, it still includes a frame, grind the chamber and fix on the last mounting panel of frame, the pivot is established through the pivot supporting seat in the frame.

In order to prevent falling dust, the discharge port of the grinding cavity of the uniform-feeding disc grinder is connected with an automatic material receiving mechanism as a preferred mode; the automatic material receiving mechanism comprises a cyclone separator connected with a discharge hole below the grinding cavity, an exhaust port is formed in the upper end of the cyclone separator and connected with a negative pressure device, and a discharge hole is formed in the lower end of the cyclone separator; an upper supporting plate with a through hole is hung below an upper mounting plate of the frame, the periphery of the feed opening is closely connected with the through hole of the upper supporting plate, a lower supporting plate is arranged below the upper supporting plate, and the lower supporting plate can be used for placing sample receiving bottles.

The disc grinder with uniform feeding of the utility model, as a preferred mode, the automatic material receiving machine comprises two guide rods which are vertically arranged and two fixed rods, the upper end and the lower end of each guide rod are respectively fixed with an upper mounting plate and a bottom mounting plate of the frame, and the upper ends of the fixed rods are fixed with the upper mounting plate of the frame; the upper supporting plate is fixed at the lower end of the fixed rod and the middle position of the guide rod; the lower support plate is movably arranged on the guide rod in a penetrating way; and the lower supporting plate is connected with an electric push rod capable of driving the lower supporting plate to move up and down.

The disc grinder of even feed, as preferred mode, one side of cyclone is equipped with the rapping apparatus.

The disc grinder with uniform feeding of the utility model adopts the preferred mode that the automatic material receiving mechanism is positioned below the upper mounting plate of the frame; the electric push rod is fixed on the bottom mounting plate.

Disc grinder of even feed, as preferred mode, power unit includes a driving motor, the tail end of pivot certainly pivot supporting seat tip stretches out the tail end of pivot and driving motor's output axle head are equipped with transmission, the pivot is equipped with transmission strutting arrangement.

The utility model discloses a disc grinder of even feed, as the preferred mode, the transmission device includes the belt pulley that is arranged at the end part of the rotating shaft and the end part of the driving motor shaft and the belt that is connected between the two belt pulleys; the transmission support device comprises: the belt pulley comprises a rotating shaft, a fixed belt pulley support, a shaft sleeve, a flange plate and a bearing, wherein the fixed belt pulley support is arranged at the tail end of the rotating shaft and is adjacent to the belt pulley, the shaft sleeve capable of axially moving relative to the rotating shaft is arranged between the belt pulley support and the rotating shaft, the end part of the shaft sleeve is provided with the flange plate connected with the end surface of the belt pulley, and the bearing is arranged between the shaft sleeve and the belt.

Even disc grinder of feed, owing to adopt above-mentioned technical scheme, add spiral feed arrangement in the entrance that grinds the chamber, consequently can provide the material to grinding the chamber uniformly, make the pay-off even, accomplish automatically, reduce workman's intensity of labour.

The utility model discloses further set up automatic receiving mechanism below the discharge gate of grinding the chamber, automatic receiving mechanism is through providing the cyclone that has the negative pressure to make the material by automatic suction from grinding the chamber, make the material after the grinding automatic discharge under the totally enclosed state, avoid producing dust environmental pollution.

Its rational in infrastructure of disc crusher, arrange ingenious, the whole automatic operation of feeding ejection of compact, degree of automation is high, does benefit to environmental protection, has reduced workman intensity of labour.

Drawings

Fig. 1 is a schematic view of the overall structure of the disc crusher provided by the present invention.

Fig. 2 is a sectional view of the feeding mechanism.

FIG. 3 is a cross-sectional view of the grinding mechanism;

fig. 4 is a perspective view of the automatic receiving mechanism.

Description of reference numerals: the device comprises a feeding mechanism 1, a hopper 11, a spiral feeder 12, a feeding port 121, a coupling 13 and a feeding driver 14; the grinding mechanism 2, the grinding cavity 21, the feeding port 211, the discharging hopper 212, the discharging port 213, the top plate 214, the static grinding disc 22, the movable grinding disc 23, the rotating shaft 24, the adjusting device 25, the sliding block 251, the screw nut 252, the screw rod 253, the adjusting bearing seat 254, the coupling 255, the servo motor 256, the guide rail 257, the connecting plate 258 and the end plate 2581; a rotating shaft support base 26; the power mechanism 3, the driving motor 31, the transmission device 32, the belt pulley 321, the belt 322, the transmission supporting device 33, the belt pulley support 331, the shaft sleeve 332 and the bearing 333; the automatic material receiving mechanism 4, a pipeline 41, a cyclone separator 42, a negative pressure device 43, an electric push rod 44, a vibrator 45, a guide rod 46, an upper supporting plate 47, a sample receiving bottle 48, a lower supporting plate 49 and a fixing rod 410; frame 6, upper mounting plate 61.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings, but the scope of the present invention should not be limited by the preferred embodiments.

As shown in fig. 1, the utility model provides a disc grinder of even feed, it includes: the grinding mechanism 2 comprises a grinding cavity 21, a static grinding disc 22 with a central hole and a movable grinding disc 23 which is arranged opposite to the static grinding disc 22 at intervals are arranged in the grinding cavity 21, and the movable grinding disc 23 is connected with the power mechanism 3 through a rotating shaft 24 and can rotate; in order to realize uniform and automatic feeding, a feeding mechanism 1 is arranged at a feeding port of the grinding cavity 21, namely the grinding mechanism 2 is positioned at the downstream of the feeding mechanism 11; as shown in fig. 1 and 2, the feeding mechanism 1 includes a hopper 11 and a screw feeder 12 connected to a downstream end of the hopper 11, one end of a screw shaft of the screw feeder 12 is connected to a feeding driver 14 (e.g., a motor) through a coupling 13, and an end of the screw feeder 12 opposite to the feeding driver 14 is provided with a feeding port 121; the feeding opening 121 is communicated with the feeding opening 211 of the grinding chamber 21, and after the materials are put into the hopper 11, the feeding driver 14 drives the screw shaft to rotate, so that the materials uniformly enter the grinding chamber 21 from the feeding opening along the screw shaft, and the purpose of uniform feeding is achieved.

Disc grinder of even feed, it still includes a frame 6 for fixed grinding mechanism 2, wherein, frame 6 provides one and goes up mounting panel 61 and a bottom mounting panel 62, grind grinding mechanism 2's grinding chamber 21 and establish on frame 6's last mounting panel 61.

Specifically, as shown in fig. 1 and fig. 2, the grinding mechanism 2 includes a grinding chamber 21 having a feed port 211 and a discharge port 213, the grinding chamber 21 is composed of a front end plate, a rear end plate, a left end plate, a right end plate, a top plate 214, and a discharge hopper 212 at the bottom, the feed port 211 is provided on the front end plate, and the discharge hopper 212 has a discharge port 213 at the bottom of the lower end; a static grinding disc 22 which is arranged at the feed inlet 211 and is in a static state, the center of the static grinding disc 22 is provided with a central hole, the central hole is communicated with the feed inlet 211 arranged on the front end plate and the feed inlet 121 of the feed mechanism 1 and is positioned on the same axis, one side of the static grinding disc 22 opposite to the feed inlet of the grinding cavity is provided with a movable grinding disc 23 at intervals and oppositely, the movable grinding disc 23 is connected with a rotating shaft 24, the rotating shaft 24 is arranged on a rotating shaft supporting seat 26 through a bearing 241, the rotating shaft supporting seat 26 is fixed on an upper mounting plate 61 of the frame, in the embodiment, the rotating shaft supporting seat 26 is provided with an adjusting device 25 (detailed later) for adjusting the gap between the movable grinding; it is obvious that the adjusting device 25 can be omitted and the rotating shaft supporting seat 26 can be directly fixed on the bracket 6. The end part of the tail end of the rotating shaft 24 is connected with a power mechanism 3 (such as a motor) and can drive the movable grinding disc 23 to rotate, so that materials are ground between the opposite friction surfaces of the movable grinding disc 23 and the static grinding disc 22; in this embodiment, a flying-disc-shaped spacing cavity with a wide center and a narrow edge is formed between the movable grinding disc 23 and the static grinding disc 22 for storing the material to be ground, the distance between the edges of the two is the minimum to form the relative friction surface, after the material enters between the movable grinding disc 23 and the static grinding disc 22, the material is thrown out to the edge position under the rotation driving of the movable grinding disc 23, and is ground by the relative friction surface to form particles with a particle size smaller than the distance between the relative friction surface, and finally, the particles are thrown out from the edge gap between the movable grinding disc 23 and the static grinding disc 22. The feeding mechanism 1 feeds materials to the grinding cavity uniformly through a screw feeder 12.

Referring to fig. 3, the power mechanism 3 includes a driving motor 31, the driving motor 31 is fixed on the frame 6, i.e. the upper mounting plate 61 and is located on the side of the grinding mechanism 2; the tail end of the rotating shaft 24 extends out of the rear end part of the rotating shaft supporting seat 26; a transmission device 32 is arranged between the tail end of the rotating shaft 24 and the output shaft end of the driving motor 31, and the transmission device 32 comprises belt pulleys 321 arranged at the end part of the rotating shaft and the end part of the driving motor shaft and a belt 322 connected between the two belt pulleys 321; in order to improve the stability of the rotating shaft 24, a transmission supporting device 33 is provided at the tail end of the rotating shaft, and the transmission supporting device 33 includes: a belt wheel support 331, which is arranged at the tail end of the rotating shaft 24 near the belt wheel 321 and fixed on the frame 6, a shaft sleeve 332 is arranged between the belt wheel support 331 and the rotating shaft 24, the shaft sleeve 322 and the rotating shaft can be connected by a spline, the end of the shaft sleeve 332 is provided with a flange connected with the end surface of the belt wheel 321, and a bearing 333 is arranged between the shaft sleeve 332 and the belt wheel support 331. The driving sleeve 332 and the rotating shaft 24 rotate under the driving of the pulley 321. The drive support means 33 provides radial support and fixing of the shaft 24.

In order to avoid that the ground material does not generate dust when being discharged from the discharge port 213, an automatic material receiving mechanism 4 is arranged at the downstream of the discharge port 213. The automatic material receiving mechanism 4 is arranged above the bottom mounting plate 62 of the frame 6 and below the upper mounting plate 61. As shown in fig. 1 and 4, the automatic material receiving mechanism 4 is arranged downstream of the discharge hopper 212 of the grinding chamber; the discharge port supply pipeline 41 of the discharge hopper 212 is connected with the cyclone separator 42, one side of the cyclone separator 42 is provided with a vibrator 45, an exhaust port at the upper end of the cyclone separator 42 is connected with a negative pressure device 43 through an air pipe, the negative pressure device 43 is arranged on the bottom mounting plate 62, the lower end of the cyclone separator 42 is provided with a discharge port, the periphery of the discharge port is tightly connected with an upper support plate 47 hung below the upper mounting plate 61 through a flange, namely the upper support plate 47 is used for supporting and mounting the cyclone separator 42, a lower support plate 49 is arranged below the upper support plate 47, and the lower support plate 49 is used for placing a sample receiving bottle 48. The device also comprises two guide rods 46 arranged vertically and two fixing rods 410 arranged vertically, wherein two ends of each guide rod 46 are respectively fixed with an upper mounting plate 61 and a bottom mounting plate 62 of the frame 6, the upper ends of the fixing rods 410 are fixed with the upper mounting plate 61 of the frame 6, an upper support plate 47 is respectively fixed with the lower ends of the two fixing rods 410 and the middle parts of the two guide rods 46, namely, the upper support plate 47 is provided with holes for the two guide rods 46 to pass through, and the upper support plate 47 is fixedly connected with the guide rods 46 through up-and-down locking of a locking part; the lower support plate 49 is movably arranged on the guide rod 46 in a penetrating way; the lower support plate 49 is also connected with an electric push rod 44 capable of extending and retracting along the vertical direction, and the electric push rod 44 is fixed on the bottom mounting plate 62, so that the lower support plate 49 can vertically ascend and descend along the guide rod 46; when receiving materials, the electric push rod 44 is in a push-out state, so that the distance between the lower support plate 49 and the upper support plate 47 is large enough for placing a sample receiving bottle 48 on the lower support plate 49, and then the electric push rod 44 retracts, so that the upper bottle opening of the sample receiving bottle 48 is closely connected with the lower surface of the upper support plate 47 and is connected with the feed opening of the cyclone separator 42; then, the ground material enters the cyclone separator 42 through the discharge hopper 212, under the action of negative pressure, the material enters the sample receiving bottle 48, and the vibrator 45 works at the moment, so that the powder adhered to the inner wall of the cyclone separator 42 can be vibrated down; after the material receiving is finished, the electric push rod 44 is pushed out again, so that the sample receiving bottle 48 can be taken away.

Referring to fig. 2, the adjusting device 25 is disposed below the rotating shaft supporting seat 26 and can move along the axial direction of the rotating shaft 24 on the plane of the upper mounting plate 61, and the upper mounting plate 61 has a guide track 257 for sliding the sliding block; a connecting plate 258 is arranged between the sliding block 251 and the rotating shaft supporting seat 26, an end plate 2581 is arranged on the end surface of the connecting plate 258, a nut 252 is fixedly connected to the end plate 2581, a screw rod 253 is connected to the nut 252, the body of the screw rod 253 is fixed in position by adjusting a bearing seat 254, and one end of the screw rod 253 is connected with a servo motor 256 through a coupling 255. When the servo motor 256 rotates, the screw rod 253 rotates along with the screw rod, so that the screw nut 252 is driven to axially move on the screw rod 253, the slide block 251 is driven by the connecting plate 258 to linearly move along the guide rail 257, and the rotating shaft supporting seat 26 and the rotating shaft 24 are driven to synchronously move, so that the size of a gap between the movable grinding disc 23 and the static grinding disc 22 can be adjusted. Obviously, the setting of the adjusting device 25 is only a preferred solution, which is not a necessary technical feature of the present invention, and the utility model aims to provide a disc crusher with uniform feeding, so that the adjusting device 25 can also adopt a manual screw and nut adjusting mode.

To sum up, the above embodiment of the present invention provides a uniform feeding disc grinder, which aims to provide a feeding mechanism 1 to realize uniform feeding; automatic dust-free material receiving is realized through the automatic material receiving mechanism 4; the production efficiency is improved, the labor intensity is reduced, and the environmental pollution is avoided. Therefore, the automatic feeding and the automatic discharging can be realized,

the foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (9)

1. A uniformly fed disc shredder comprising a grinding mechanism, the grinding mechanism comprising: the front end surface of the grinding chamber is provided with a feeding hole and the bottom of the grinding chamber is provided with a discharging hole, one side of the feeding hole in the grinding chamber is provided with a static grinding disc with a central hole, and a movable grinding disc which is arranged opposite to the static grinding disc at intervals is connected with a power mechanism through a rotating shaft and can rotate; the method is characterized in that: a feeding mechanism is arranged at a feeding port of the grinding cavity, the feeding mechanism comprises a hopper and a spiral feeder connected to the downstream outlet end of the hopper, one end of a spiral shaft of the spiral feeder is connected with a feeding driver, and a feeding port is arranged at one end of the spiral feeder opposite to the feeding driver; the feeding port is communicated with the feeding port of the grinding cavity.

2. A uniformly fed disc shredder in accordance with claim 1, wherein: the grinding device further comprises a rack, the grinding cavity is fixed on an upper mounting plate of the rack, and the rotating shaft is arranged on the rack through a rotating shaft supporting seat.

3. A uniformly fed disc shredder according to claim 2, wherein: the discharge hole of the grinding cavity is connected with an automatic material receiving mechanism; the automatic material receiving mechanism comprises a cyclone separator connected with a discharge hole of the grinding cavity, an exhaust port is formed in the upper end of the cyclone separator and connected with a negative pressure device, and a discharge hole is formed in the lower end of the cyclone separator; an upper supporting plate with a through hole is hung below an upper mounting plate of the frame, the periphery of the feed opening is closely connected with the through hole of the upper supporting plate, a lower supporting plate is arranged below the upper supporting plate, and the lower supporting plate can be used for placing sample receiving bottles.

4. A uniformly fed disc shredder according to claim 3 wherein: the automatic material receiving machine comprises two guide rods and two fixed rods, wherein the guide rods are vertically arranged, the upper end and the lower end of each guide rod are respectively fixed with an upper mounting plate and a bottom mounting plate of the rack, and the upper ends of the fixed rods are fixed with the upper mounting plate of the rack; the upper supporting plate is fixed at the lower end of the fixed rod and the middle position of the guide rod; the lower support plate is movably arranged on the guide rod in a penetrating way; and the lower supporting plate is connected with an electric push rod capable of driving the lower supporting plate to move up and down.

5. A uniformly fed disc shredder according to claim 4 wherein: and a vibrator is arranged on one side of the cyclone separator.

6. A uniformly fed disc shredder according to claim 4 wherein: the automatic material receiving mechanism is positioned below the upper mounting plate of the rack; the electric push rod is fixed on the bottom mounting plate.

7. A uniformly fed disc shredder according to any of claims 2 to 6, characterised in that: the power mechanism comprises a driving motor, the tail end of the rotating shaft extends out of the end part of the rotating shaft supporting seat, transmission devices are arranged at the tail end of the rotating shaft and the output shaft end of the driving motor, and the rotating shaft is provided with a transmission supporting device.

8. A uniformly fed disc shredder in accordance with claim 7, wherein: the transmission device comprises belt pulleys arranged at the end part of the rotating shaft and the end part of the driving motor shaft and a belt connected between the two belt pulleys.

9. A uniformly fed disc shredder in accordance with claim 8, wherein: the transmission support device comprises: the belt pulley comprises a rotating shaft, a fixed belt pulley support, a shaft sleeve, a flange plate and a bearing, wherein the fixed belt pulley support is arranged at the tail end of the rotating shaft and is adjacent to the belt pulley, the shaft sleeve capable of axially moving relative to the rotating shaft is arranged between the belt pulley support and the rotating shaft, the end part of the shaft sleeve is provided with the flange plate connected with the end surface of the belt pulley, and the bearing is arranged between the shaft sleeve and the belt.

Images