CN216704633U

CN216704633U - Centrifugal casting composite high-chromium grinding roller

Info

Publication number: CN216704633U
Application number: CN202220321072.6U
Authority: CN
Inventors: 吴金斌
Original assignee: Dongyang Keling Equipment Manufacturing Co ltd
Current assignee: Dongyang Keling Equipment Manufacturing Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-06-10
Anticipated expiration: 2032-02-17

Abstract

The utility model relates to the field of grinding processing devices, in particular to a centrifugal casting composite high-chromium grinding roller which comprises a protective cover, a primary screening net, a rotating column, a secondary screening net and a grinding cutter, wherein the primary screening net is arranged on the protective cover, the rotating column is connected in the protective cover, the secondary screening net is arranged on the rotating column, the grinding cutter is arranged on the rotating column, a first motor is arranged on the protective cover, an output shaft of the first motor is connected with the rotating column, the centrifugal casting composite high-chromium grinding roller further comprises a supporting base, an auxiliary grinding disc and a grinding structure, the protective cover is arranged on the supporting base, the auxiliary grinding disc is connected on the supporting base, and the grinding structure is connected on the supporting base.

Description

Centrifugal casting composite high-chromium grinding roller

Technical Field

The utility model relates to the field of grinding processing devices, in particular to a centrifugally cast composite high-chromium grinding roller.

Background

In the process of processing the coal briquettes, the mined coal mine needs to be crushed by the grinding roller device so as to be convenient for subsequent processing of the coal mine.

But when present grinding roller device carries out shredding to the colliery, utilize and utilize crushing structure to carry out shredding to the coal cinder after, sieve the coal cinder after smashing, sieve unqualified coal cinder can fall back on crushing structure, carry out shredding to the coal cinder again, can't carry out second grade shredding to sieving unqualified coal cinder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a centrifugal casting composite high-chromium grinding roller which can be used for carrying out secondary crushing processing on screened unqualified coal blocks.

The purpose of the utility model is realized by the following technical scheme:

the centrifugal casting composite high-chromium grinding roller comprises a protective cover, a primary screening net, a rotating column, a secondary screening net and a crushing cutter, wherein the primary screening net is arranged on the protective cover, the rotating column is connected in the protective cover, the secondary screening net is arranged on the rotating column, and the crushing cutter is arranged on the rotating column.

Be provided with first motor on the safety cover, the output shaft and the rotation post of first motor are connected.

The grinding device is characterized by further comprising a supporting base, an auxiliary grinding disc and a grinding structure, wherein a protective cover is arranged on the supporting base, the supporting base is connected with the auxiliary grinding disc, and the supporting base is connected with the grinding structure.

Drawings

The utility model is described in further detail below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a general schematic view of the present apparatus;

FIG. 2 is a schematic view of the connection of the support base and the vent;

FIG. 3 is a schematic view of the attachment of the support base and the auxiliary crushing disk;

FIG. 4 is a schematic view of the attachment of the support base and the grating disk;

FIG. 5 is a schematic view in general cross-section of the present apparatus;

FIG. 6 is a schematic cross-sectional view of the shield;

fig. 7 is a schematic view of the structure of the rotating column.

Detailed Description

Referring to fig. 1-7, there is shown a schematic diagram of crushing coal blocks screened out of oversize particles using a rotating crushing blade 11 in accordance with the present invention and, further,

the centrifugal casting composite high-chromium grinding roller comprises a protective cover 7, a primary screening net 8, a rotating column 9, a secondary screening net 10 and a crushing knife 11, wherein the primary screening net 8 is fixedly connected to the protective cover 7, the rotating column 9 is rotatably connected to the protective cover 7, the secondary screening net 10 is fixedly connected to the rotating column 9, the crushing knife 11 is fixedly connected to the rotating column 9, when the device is used, coal blocks in the device can be crushed after the device is normally operated, the crushed coal blocks can be conveyed into the primary screening net 8 through wind power, the coal blocks in the primary screening net 8 continuously move on the secondary screening net 10 rotating at a high speed under the influence of the wind power, the secondary screening net 10 carries out secondary screening on the crushed coal blocks, when the size of the coal blocks meets the processing requirement of the device, the coal blocks fly into the secondary screening net 10 for collection, if the size of the coal blocks does not meet the processing requirement of the device, the bottom end of the coal blocks in the primary screening net 8 is in contact with the crushing knife 11 connected with the bottom end of the rotating column 9, the rotating crushing knife 11 performs secondary crushing on the coal blocks, and the crushed coal blocks fly into the secondary screening net 10 again under the influence of wind power for secondary screening.

Referring to fig. 1-7, there is shown a schematic diagram of a coal briquette pulverizing process using a pulverizing structure according to the present invention, and further,

the compound high chromium grinding roller of centrifugal casting is including supporting base 1, supplementary crushing mill 3 and crushing structure, 7 rigid couplings of protection casing are on supporting base 1, supplementary crushing mill 3 rotates to be connected on supporting base 1, crushing structure connects on supporting base 1, in the time of the operative installations, in the coal cinder injection device that will need to smash, the coal cinder falls on supplementary crushing mill 3, supplementary crushing mill 3 of connecting through the second motor drive that supports on the base 1 is rotatory, rotatory supplementary crushing mill 3 drives the coal cinder and removes, utilize crushing structure and the coal cinder contact of removal, utilize crushing structure to carry out shredding to the coal cinder of removal, make the device can process the coal cinder to appointed size.

Referring to fig. 1-7, there is shown a schematic view of the crushing process of coal lumps on the auxiliary crushing mill 3 by means of the crushing mill 6 according to the utility model, and further,

the crushing structure comprises an electric push rod 4, a supporting block 5 and a crushing millstone 6, wherein the electric push rod 4 is fixedly connected on a supporting base 1, the supporting block 5 is rotatably connected on the supporting base 1, the moving end of the electric push rod 4 is rotatably connected with the supporting block 5, the crushing millstone 6z is rotatably connected on the supporting block 5, when the device is used, the supporting block 5 connected with the electric push rod 4 is pushed to rotate by changing the length of the electric push rod 4, so that the crushing millstone 6 connected on the supporting block 5 is driven to move, the crushing millstone 6 is contacted with coal blocks placed on an auxiliary crushing millstone 3, the rotating direction of the auxiliary crushing millstone 3 is opposite to that of the crushing millstone 6, the auxiliary crushing millstone 3 and the crushing millstone 6 apply different extrusion forces to the two ends of the coal blocks, and the coal blocks are crushed and processed.

Referring to fig. 1-7, there are shown schematic views of an apparatus for increasing the processing efficiency of the apparatus by two pulverizing structures according to the present invention, and further,

through being connected with crushing structure respectively at the both ends that support base 1, utilize two crushing structures to carry out shredding to the coal cinder of placing on the supplementary crushing mill 3 simultaneously to improve the machining efficiency of device, reduce the process time of device.

Referring to fig. 1-7, there is shown a schematic view of the transportation of pulverized coal pieces into a device using a vent 2 according to the present invention, and further,

the centrifugally cast composite high-chromium grinding roller comprises a vent 2, the vent 2 is arranged on a support base 1, when the device is used, air near the device is extracted by an exhaust fan arranged on the support base 1, an output port of the exhaust fan is connected with the vent 2, air flow conveyed by the exhaust fan is injected between the support base 1 and a protective cover 7 by the vent 2, pulverized coal blocks on an auxiliary pulverizing millstone 3 are blown away by flowing air flow, the coal blocks are blown to a primary sieving net 8 under the influence of the air flow, the primary sieving net 8 is used for primarily sieving the coal blocks, if the size of the coal blocks is too large, the coal blocks collide on the primary sieving net 8 and are separated from the air flow, the coal blocks which are dragged by the lost air flow fall on the auxiliary pulverizing millstone 3 again for secondary pulverization, and if the pulverized coal blocks flow into the primary sieving net 8, the air current promotes the coal cinder to fly to secondary screening net 10 and carries out the secondary screening, if the screening is not conform to the standard, the coal cinder can fall in the bottom of primary screening net 8, smashes the coal cinder by rotatory crushing sword 11, ensures that the coal cinder can be smashed and flow into secondary screening net 10 in appointed size and collect.

Referring to fig. 1-7, there is shown a schematic view of a coal briquette to be processed being injected into an apparatus using an injection port 12 in accordance with the present invention, and further,

the compound high chromium grinding roller of centrifugal casting includes sprue 12 and discharge gate 13, sprue 12 rigid coupling and intercommunication are on protection casing 7, discharge gate 13 rigid coupling and intercommunication are on protection casing 7, in the time of the using device, the coal cinder that will process through sprue 12 is poured into and is supported between base 1 and the protection casing 7, make the coal cinder can drop and carry out shredding on supplementary crushing mill 3, the coal cinder that processing was accomplished flies into secondary screening net 10 and collects the back, promote through the air current, make the coal cinder can pass discharge gate 13 and flow, the workman of being convenient for collects the coal cinder after shredding accomplished.

Claims

1. Centrifugal casting composite high chromium grinding roller, including protection casing (7), primary screening net (8), rotation post (9), secondary screening net (10) and crushing sword (11), its characterized in that: the screening machine is characterized in that a primary screening net (8) is arranged on the protective cover (7), a rotating column (9) is connected in the protective cover (7), a secondary screening net (10) is arranged on the rotating column (9), and a crushing knife (11) is arranged on the rotating column (9).

2. A centrifugally cast composite high chromium grinding roll according to claim 1, wherein: the protective cover (7) is provided with a first motor, and an output shaft of the first motor is connected with the rotating column (9).

3. A centrifugally cast composite high chromium grinding roll according to claim 1, wherein: the grinding machine is characterized by further comprising a supporting base (1), an auxiliary grinding disc (3) and a grinding structure, wherein a protective cover (7) is arranged on the supporting base (1), the supporting base (1) is connected with the auxiliary grinding disc (3), and the supporting base (1) is connected with the grinding structure.

4. A centrifugally cast composite high chromium grinding roll according to claim 3, wherein: the grinding structure comprises an electric push rod (4), a supporting block (5) and a grinding disc (6), the electric push rod (4) is arranged on a supporting base (1), the supporting block (5) is connected onto the electric push rod (4), the supporting block (5) is connected onto the supporting base (1), and the grinding disc (6) is connected onto the supporting block (5).

5. A centrifugally cast composite high chromium grinding roll according to claim 4, wherein: and a second motor is connected to the supporting block (5), and an output shaft of the second motor is connected with the grinding disc (6).

6. A centrifugally cast composite high chromium grinding roll according to claim 5, wherein: the two crushing structures are respectively connected to two ends of the supporting base (1).

7. A centrifugally cast composite high chromium grinding roll according to claim 3, wherein: the air conditioner also comprises a ventilation opening (2), and the ventilation opening (2) is arranged on the supporting base (1).

8. A centrifugally cast composite high chromium grinding roll according to claim 7, wherein: and a third motor is connected to the supporting base (1), and an output shaft of the third motor is connected with the auxiliary crushing grinding disc (3).

9. A centrifugally cast composite high chromium grinding roll according to claim 1, wherein: the device is characterized by further comprising a feeding port (12) and a discharging port (13), wherein the protective cover (7) is fixedly connected and communicated with the feeding port (12), and the protective cover (7) is fixedly connected and communicated with the discharging port (13).

10. A centrifugally cast composite high chromium grinding roll according to claim 7, wherein: the supporting base (1) is connected with an air blower, and an output port of the air blower is connected with the ventilation opening (2).