CN213287037U - Grinding machine for rough materials for processing granite - Google Patents
Grinding machine for rough materials for processing granite Download PDFInfo
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- CN213287037U CN213287037U CN202021589764.6U CN202021589764U CN213287037U CN 213287037 U CN213287037 U CN 213287037U CN 202021589764 U CN202021589764 U CN 202021589764U CN 213287037 U CN213287037 U CN 213287037U
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Abstract
The utility model relates to a rough material grinding machine for processing granite, which comprises a grinding box body and a supporting frame; a feed hopper is arranged on the upper end surface of the grinding box body, and a discharge pipe is arranged at the lower end of the grinding box body; the rough material grinding machine for processing granite also comprises a rough grinding part, a fine grinding part and a filter sieve; the coarse grinding part is arranged at the upper end part in the grinding box body, the fine grinding part is arranged at one side of the lower end part in the grinding box body, the filter sieve is positioned below the coarse grinding part, and a slag outlet of the filter sieve is communicated with a feed inlet of the fine grinding part; the fine grinding part comprises a grinding ring, a grinding rod and a first driving motor, the grinding ring is fixed on the side surface of the grinding box body, the grinding rod is inserted into the grinding ring, and the circumferential side surface of the grinding rod and the inner side wall of the grinding ring enclose to form a grinding ring cavity; after the granite stone chips are ground and crushed by the coarse grinding part, under the screening action of the filter screen, part of granite particles with larger granularity fall into the fine grinding part to be further ground to form granite stone powder.
Description
Technical Field
The utility model belongs to granite processing equipment field, concretely relates to processing rough material grinds machine for granite.
Background
With the continuous improvement of living standard, the stone slab is widely applied to decoration industry and is commonly used as a decorative material. Slate is manufactured by chiseling or sawing dense rock. The stone slabs mainly comprise marble slabs and granite slabs; the granite slab has the characteristics of high hardness and simple maintenance, and is generally used for decorating the ground and the wall surface of an outdoor or public area. During the processing of granite slabs, a large amount of stone chips are generated and are processed and ground into granite stone powder, and the granite stone powder is widely applied to the fields of building brick making, building coatings, glass, cement and ceramic tiles; thereby realizing the full utilization of granite resources.
Granite stone dust is produced into granite stone powder which is usually mechanically crushed and ground. The Chinese utility model patent with the publication number of CN208542275U discloses a special raw material grinding and screening device for granite ceramic tiles as building decoration materials; the device comprises a box body, a feed hopper, a support frame and a feeding hopper, wherein grinding bosses are respectively arranged on two side walls of an inner cavity of the box body, a grinding roller is arranged between two groups of grinding bosses, two groups of screen plates are arranged below the grinding roller, a swinging gear is meshed between the two groups of screen plates, a collecting hopper is arranged at the bottom of the screen plate below the grinding roller, a small gear and a large gear are respectively arranged at the top and the bottom of the rear side of the box body, and a servo motor arranged on the rear side wall of the box body is arranged on one side of the large gear; the device realizes the grinding to the granite stone bits through the cooperation of grinding roller and grinding boss. However, the grinding roller and the grinding boss are axially and horizontally arranged, so that the grinding ring cavity between the grinding roller and the grinding boss is wide and short, the granularity of granite stone powder is large, and the grinding effect is poor.
SUMMERY OF THE UTILITY MODEL
In order to reduce the large granularity of the ground granite powder and improve the grinding effect; the utility model provides a rough material grinding machine for processing granite; in order to achieve the above object, the utility model discloses a technical scheme specifically as follows:
a rough material grinding machine for processing granite comprises a grinding box body and a supporting frame for supporting the grinding box body; a feed hopper is arranged on the upper end surface of the grinding box body, and a discharge pipe is arranged at the lower end of the grinding box body; the rough material grinding machine for processing granite also comprises a rough grinding part, a fine grinding part and a filter sieve; the coarse grinding part is arranged at the upper end part in the grinding box body, the fine grinding part is arranged at one side of the lower end part in the grinding box body, the filter sieve is positioned below the coarse grinding part, and a slag outlet of the filter sieve is communicated with a feed inlet of the fine grinding part; the fine grinding part comprises a grinding ring, a grinding rod and a first driving motor used for driving the grinding rod, the grinding ring is fixed on the side face of the grinding box body, the grinding rod is inserted into the grinding ring, and the circumferential side face of the grinding rod and the inner side wall of the grinding ring are enclosed to form a grinding ring cavity.
The utility model discloses a processing is woollen for granite grinds machine's beneficial effect: after the granite stone chips are ground and crushed by the coarse grinding part, the granite stone powder with the granularity meeting the requirement falls into the bottom of the grinding box body under the screening action of the filter screen; part of the granite particles with larger particle sizes fall into the fine grinding part, and the granite particles with larger particles are further ground under the combined action of the grinding ring and the grinding rod to form granite stone powder; and falls into the bottom of the grinding box body and is discharged through a discharge pipe.
Further, the grinding rod is a frustum-shaped grinding rod which forms a grinding ring cavity with a large upper part and a small lower part.
Has the advantages that: the grinding rod is arranged to be a frustum-shaped grinding rod vertically downwards, so that the width of the grinding ring cavity is gradually reduced; is beneficial to further grinding the granite particles.
Furthermore, a plurality of protruding teeth are respectively arranged on the circumferential side surface of the grinding rod and the inner side wall of the grinding ring.
Has the advantages that: the convex teeth are arranged, so that the surface roughness of the circumferential side surface of the grinding rod and the surface roughness of the inner side wall of the grinding ring are increased, and the upward rebound of granite particles during grinding is reduced or avoided; is not conducive to grinding.
Further, the rough grinding part comprises a grinding roller, a grinding boss and a second driving motor; two ends of the grinding roller are rotatably assembled on the side wall of the grinding box body, and one end of the grinding roller is fixedly butted with an output shaft of the second driving motor; an arc opening is formed in one end, close to the grinding roller, of the grinding boss, the grinding roller and the arc opening are matched to form a grinding channel, and protruding columns are arranged on the circumferential side face of the grinding roller and the surface of the arc opening respectively.
Has the advantages that: the rough grinding of granite chips is formed by the matching of the grinding roller and the arc-shaped opening, and the grinding roller has the characteristics of high crushing and grinding efficiency and stable grinding.
Furthermore, an inclined plate is arranged below the grinding boss, the upper end face of the inclined plate is fixedly connected with the lower end face of the grinding boss, and the lower end of the inclined plate is inclined towards the side far away from the fine grinding part.
Has the advantages that: prevent the granite granule after the coarse grinding, directly pound the first driving motor to the fine grinding portion at the in-process that falls down, when being unfavorable for first driving motor's normal work, prevent that the granite granule from directly flowing down from the clearance between fine grinding portion and the grinding box, be unfavorable for the stability of grinding back granite mountain flour quality.
Furthermore, a conical hopper is arranged on the lower end face of the grinding box body, and the discharge pipe is fixedly connected to the lower end of the conical hopper.
Has the advantages that: the conical hopper has an aggregation effect on the ground granite powder, and is beneficial to leading out the granite powder.
Furthermore, an observation window which is sealed and blocked by a transparent acrylic plate is arranged on one side wall of the grinding box body.
Has the advantages that: under the precondition that normal production is not influenced, an operator observes the processing condition in the box body through the observation window.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of a grinding machine for processing granite according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 3;
fig. 5 is an enlarged view at C in fig. 3.
Reference numbers in the figures: 1-grinding box body, 2-support frame, 3-feed hopper, 4-discharge pipe, 5-conical hopper, 6-observation window, 7-filter sieve, 8-inclined plate, 9-grinding ring, 10-first driving motor, 11-grinding rod, 12-grinding ring cavity, 13-protruded tooth, 14-grinding roller, 15-grinding boss, 16-second driving motor, 17-arc opening, 18-grinding channel and 19-protruded column.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
the specific structure of the embodiment of the rough material grinding machine for processing granite of the utility model is shown in fig. 1, fig. 2 and fig. 3, and comprises a grinding box body 1, a supporting frame 2, a feeding hopper 3, a discharging pipe 4, a filter sieve 7, a fine grinding part and a coarse grinding part; the width direction of the grinding box 1 is defined as the front-back direction, the length direction of the grinding box 1 is the left-right direction, and the vertical direction is the up-down direction. The support frame 2 is fixed at the lower end of the grinding box body 1 and is used for supporting the grinding box body 1; the feed hopper 3 is fixed on the upper end face of the grinding box body 1, and the discharge pipe 4 is arranged at the lower end of the grinding box body 1. In the embodiment, a conical hopper 5 is arranged on the lower end surface of the grinding box body 1, and a discharge pipe 4 is fixedly connected to the lower end of the conical hopper 5; the conical hopper 5 has an aggregation effect on the ground granite powder, and is beneficial to leading out the granite powder. An observation window 6 is arranged on the side wall of the left side of the grinding box body 1, the observation window 6 is a transparent acrylic plate, and the periphery of the acrylic plate is embedded and fixed in the grinding box body 1. In other embodiments, no observation window is arranged on the side wall of the grinding box body, or toughened glass is used for the observation window to replace the acrylic plate.
The coarse grinding part is arranged at the upper end part in the grinding box body 1, the fine grinding part is arranged at the right side of the lower end part in the grinding box body 1, the filter sieve 7 is positioned at the left side below the coarse grinding part and fixed on the side wall of the grinding box body 1, the filter sieve 7 is obliquely arranged, and a slag outlet of the filter sieve 7 is communicated with a feed inlet of the fine grinding part. An inclined plate 8 is arranged below the rough grinding part, the upper end surface of the inclined plate 8 is fixedly connected with the lower end surface of the rough grinding part, and the lower end of the inclined plate is inclined towards the left side; prevent the granite granule after the coarse grinding, directly pound the first driving motor 10 to the fine grinding portion at the in-process that falls down, when being unfavorable for the normal work of first driving motor 10, prevent that the granite granule from directly flowing down from the clearance between fine grinding portion and the grinding box 1, be unfavorable for the stability of grinding back granite mountain flour quality.
The fine grinding part comprises a grinding ring 9, a grinding rod 11 and a first driving motor 10 used for driving the grinding rod 11, the grinding ring 9 is fixed on the side surface of the grinding box body 1, the grinding rod 11 is inserted into the grinding ring 9, and the circumferential side surface of the grinding rod 11 and the inner side wall of the grinding ring 9 are enclosed to form a grinding ring cavity 12. In this embodiment, as shown in fig. 5, the grinding rod 11 is a frustum-shaped grinding rod 11, the inner side wall of the grinding ring 9 is a straight wall, and the circumferential side surface of the grinding rod 11 and the inner side surface of the grinding ring 9 enclose a grinding ring cavity 12 with a large top and a small bottom; vertically downwards, the width of the grinding ring cavity 12 is gradually reduced; is beneficial to further grinding the granite particles. The peripheral side surface of the grinding rod 11 and the inner side wall of the grinding ring 9 are respectively provided with a plurality of protruding teeth 13, and the surface roughness of the peripheral side surface of the grinding rod 11 and the inner side wall of the grinding ring 9 is increased by arranging the protruding teeth 13, so that the granite particles are reduced or prevented from rebounding upwards during grinding; is not conducive to grinding. In other embodiments, spiral grooves may be formed on the circumferential side surface of the grinding rod and the inner side wall of the grinding ring instead of the plurality of protruding teeth.
In the present embodiment, as shown in fig. 4, the rough grinding section includes a grinding roller 14, a grinding boss 15, and a second drive motor 16; two ends of the grinding roller 14 are rotatably assembled on the side walls of the front side and the rear side of the grinding box body, and one end of the grinding roller 14 is fixedly butted with an output shaft of the second driving motor 16; an arc-shaped opening 17 is formed at the left end close to the grinding boss 15, the grinding roller 14 and the arc-shaped opening 17 are matched and enclosed to form a grinding channel 18, protruding columns 19 are respectively arranged on the circumferential side surface of the grinding roller 14 and the surface of the arc-shaped opening 17, and the upper end surface of the inclined plate 8 is fixedly connected with the lower end surface of the grinding boss 15; the rough grinding of granite chips is formed by the matching of the grinding roller 14 and the arc-shaped notch 17, and the grinding roller has the characteristics of high crushing and grinding efficiency and stable grinding. In other embodiments, the rough grinding part may be configured as two counter rollers pressed together and a motor structure for driving the counter rollers, instead of the grinding roller, the grinding boss and the second driving motor.
When in use, after the granite stone chips are ground and crushed by the coarse grinding part, the granite stone powder with the granularity meeting the requirement falls into the conical hopper 5 at the bottom of the grinding box body 1 under the sieving action of the filter sieve 7; part of the granite particles with larger particle sizes fall into the fine grinding part, and the granite particles with larger particles are further ground under the combined action of the grinding ring 9 and the grinding rod 11 to form granite stone powder; and falls into a conical hopper 5 at the bottom of the grinding box body 1 and is discharged through a discharge pipe 4.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. A rough material grinding machine for processing granite comprises a grinding box body and a supporting frame for supporting the grinding box body; a feed hopper is arranged on the upper end surface of the grinding box body, and a discharge pipe is arranged at the lower end of the grinding box body; the rough material grinding machine for processing granite is characterized by also comprising a rough grinding part, a fine grinding part and a filter screen; the coarse grinding part is arranged at the upper end part in the grinding box body, the fine grinding part is arranged at one side of the lower end part in the grinding box body, the filter sieve is positioned below the coarse grinding part, and a slag outlet of the filter sieve is communicated with a feed inlet of the fine grinding part; the fine grinding part comprises a grinding ring, a grinding rod and a first driving motor used for driving the grinding rod, the grinding ring is fixed on the side face of the grinding box body, the grinding rod is inserted into the grinding ring, and the circumferential side face of the grinding rod and the inner side wall of the grinding ring are enclosed to form a grinding ring cavity.
2. The burr grinder for processing granite according to claim 1, wherein the grinding rod is a frustum-shaped grinding rod forming a grinding ring cavity with a large top and a small bottom.
3. The burr grinder for processing granite of claim 2, wherein a plurality of protrusions are respectively provided on the circumferential side of the grinding rod and the inner side wall of the grinding ring.
4. The burr grinder for processing granite according to claim 1, wherein the rough grinding part includes a grinding roller, a grinding boss, and a second driving motor; two ends of the grinding roller are rotatably assembled on the side wall of the grinding box body, and one end of the grinding roller is fixedly butted with an output shaft of the second driving motor; an arc opening is formed in one end, close to the grinding roller, of the grinding boss, the grinding roller and the arc opening are matched to form a grinding channel, and protruding columns are arranged on the circumferential side face of the grinding roller and the surface of the arc opening respectively.
5. The burr grinder for processing granite according to claim 4, wherein an inclined plate is provided below the grinding boss, an upper end surface of the inclined plate is fixedly connected to a lower end surface of the grinding boss, and a lower end thereof is inclined to a side away from the fine grinding portion.
6. The rough grinding machine for processing granite according to claim 1, wherein a tapered bucket is provided on a lower end surface of the grinding box body, and the discharge pipe is fixedly connected to a lower end of the tapered bucket.
7. The rough grinding machine for processing granite according to claim 1, characterized in that an observation window blocked by a transparent acrylic plate is opened on one side wall of the grinding box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021589764.6U CN213287037U (en) | 2020-08-04 | 2020-08-04 | Grinding machine for rough materials for processing granite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021589764.6U CN213287037U (en) | 2020-08-04 | 2020-08-04 | Grinding machine for rough materials for processing granite |
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| Publication Number | Publication Date |
|---|---|
| CN213287037U true CN213287037U (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021589764.6U Active CN213287037U (en) | 2020-08-04 | 2020-08-04 | Grinding machine for rough materials for processing granite |
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| Country | Link |
|---|---|
| CN (1) | CN213287037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115888899A (en) * | 2022-10-21 | 2023-04-04 | 安徽海华建材有限公司 | Grinding device is used in limestone flour processing |
-
2020
- 2020-08-04 CN CN202021589764.6U patent/CN213287037U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115888899A (en) * | 2022-10-21 | 2023-04-04 | 安徽海华建材有限公司 | Grinding device is used in limestone flour processing |
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