CN114522786B

CN114522786B - Crushing equipment for manufacturing ceramic clay

Info

Publication number: CN114522786B
Application number: CN202210427659.XA
Authority: CN
Inventors: 蒋翔华; 郑华燕; 曾琼琼; 连建彬
Original assignee: Ceramic Industry Design And Research Institute Fujian Co ltd
Current assignee: Ceramic Industry Design And Research Institute Fujian Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-07-26
Anticipated expiration: 2042-04-22
Also published as: CN114522786A

Abstract

The invention relates to the field of ceramic production equipment, in particular to crushing equipment for manufacturing ceramic clay, which comprises a hollow shell and a grinding ring rotatably erected in the shell, wherein the grinding ring is connected with a driving mechanism for driving the grinding ring to rotate in a transmission manner, the upper end and the lower end of the shell are respectively provided with a feed inlet and a discharge outlet, the circumferential outer surface of the grinding ring is provided with downward permeation holes for inward permeation of the clay from the outer part of the circumferential side of the grinding ring, and the downward permeation holes extend along the radial direction of the grinding ring; the circumference inboard of grinding circle is provided with interior grinding portion, install in the casing with the cooperation of interior grinding portion is in order to reach the inboard crushing unit of crushing effect. The clay crushing device solves the problems of high cost and uneven crushing effect of the existing clay crushing device, is mainly used for crushing clay for manufacturing ceramics, and has good crushing effect.

Description

Crushing equipment for manufacturing ceramic clay

Technical Field

The invention relates to the field of ceramic production equipment, in particular to crushing equipment for manufacturing ceramic clay.

Background

Ceramic clay, or ceramic clay, is a clay specially used for firing ceramics, and is characterized by generally having high binding power, plasticity and good sintering property. And as the clay of raw materials, generally need carry out the preliminary treatment, carry out shredding with the large granule raw materials therein, among the prior art, there is the equipment that is applied to this processing work, if the chinese patent application CN 110639659 a of 2019, 09 and 27 days, show a pottery preparation is with clay machinery crushing apparatus, including rubbing crusher shell, set up one-level locating support, second grade locating support, tertiary mount and the equipment platform inside rubbing crusher shell, the both ends of one-level locating support, second grade locating support and tertiary mount all vertical fixed connection are in rubbing crusher shell's inner wall, the central point of one-level locating support is fixed and is provided with one-level crushing protective housing, the central point of second grade locating support is fixed and is provided with second grade crushing protective housing, the central point of tertiary mount is fixed and is provided with third grade crushing protective housing, one-level crushing protective housing, A crushing motor is arranged in each of the two-stage crushing protective shell and the three-stage crushing protective shell, positioning bearings are arranged at the top ends of the first-stage crushing protective shell, the two-stage crushing protective shell and the three-stage crushing protective shell, the crushing motor is provided with a main shaft, and one end of the main shaft, which is far away from the crushing motor, is connected to the positioning bearings in a penetrating manner and is provided with a crushing disc; the purpose is to replace the existing rolling way to avoid the raw material from being rolled to be compact, and simultaneously, a multi-level crushing disc structure is added to obtain the effect of repeatedly rolling and crushing;

however, the equipment of the technical scheme still has the problems of complex structure, high operation cost and high initial equipment investment of the existing crushing equipment; moreover, only the crushing operation is carried out by the crushing disk, when large-particle clay is faced, although the three-layer crushing disk structure can carry out three-level crushing, the gap between the crushing shell and the crushing disk is large, so that the crushing page can not completely crush the clay actually, and the clay particles are still uneven; furthermore, the crushing disk on the uppermost layer, as a first crushing operation, is obviously worn more than the two subsequent crushing disks, which affects the actual service life of the apparatus.

Disclosure of Invention

Therefore, the invention provides crushing equipment for manufacturing ceramic clay, and solves the problems of high cost and non-uniform crushing effect of the conventional crushing equipment for clay.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the crushing equipment for manufacturing the ceramic clay comprises a hollow shell and a grinding ring which is rotatably erected in the shell, wherein the grinding ring is in transmission connection with a driving mechanism for driving the grinding ring to rotate;

an inner grinding part is arranged on the inner side of the circumference of the grinding ring, and an inner side crushing assembly matched with the inner grinding part to achieve a crushing effect is arranged in the shell; a plurality of outer tooth parts are distributed on the outer side of the circumference of the grinding ring at intervals, an outer grinding part which is matched with the outer tooth parts to achieve the grinding effect is arranged in the shell, and an elastic reset mechanism which can slide and realize reset when the outer grinding part is matched with the outer tooth parts in the shell is arranged on the outer grinding part;

when the single external tooth part is matched with the external grinding part, the external tooth part drives the external grinding part to move along with the grinding ring until the external tooth part and the grinding ring are separated from a matched state; and when the external tooth part is disengaged from the external grinding part, the external grinding part is driven by the elastic reset mechanism to reset and is matched with the next external tooth part to realize circulation.

Preferably, the outer grinding part and one side end face matched with the grinding ring are divided into a transmission tooth section and a grinding tooth section, and the tooth height of the transmission tooth section is larger than that of the grinding tooth section so as to realize transmission.

Preferably, the inner side crushing assembly comprises an inner ring which is coaxial with the grinding ring, a plurality of grinding balls are clamped in the shell, each grinding ball is uniformly distributed between a gap between the inner ring and the grinding ring, and the rotating directions of the inner ring and the grinding ring are opposite.

Preferably, the inner crushing assembly comprises an inner ring coaxially arranged with the grinding ring, and the circumferential side surface of the inner ring and the inner grinding part are both provided with a plurality of protrusions for grinding operation.

Preferably, the shell on two sides of the outer grinding part is provided with a guide groove for guiding the movement of the outer grinding part, and the outer grinding part is provided with a guide assembly matched with the guide groove.

Preferably, the guide assembly includes at least one bearing set slidable/rollable along the guide groove.

Preferably, a heating assembly is embedded in the housing.

Preferably, the elastic reset mechanism comprises a reset spring and a shock pad which are connected to the end part of the outer grinding part.

By adopting the technical scheme, the invention has the beneficial effects that:

in the crushing process of the technical scheme, clay particles enter from a feed inlet and are stacked among the shell, the grinding ring and the outer grinding part, small clay particles directly enter the grinding ring through the downward seepage hole, large clay particles are continuously stacked, the driving mechanism drives the grinding ring to rotate during operation, an outer tooth part on the grinding ring is matched with the outer grinding part to drive the outer grinding part to move in a matched manner with the grinding ring, one-time grinding operation is carried out on the large clay particles, and the crushed clay particles continuously permeate into the grinding ring through the downward seepage hole; the clay entering the grinding ring from the infiltration hole is subjected to secondary grinding operation under the matching of the inner side grinding component and the inner grinding part, and then the clay gradually moves downwards along the grinding ring along with the movement of the grinding ring and the action of self gravity until the clay is discharged from the discharge hole, so that the grinding operation is finished;

during the primary grinding operation, the outer tooth parts are distributed at intervals, which is equivalent to the intermittent matching with the outer grinding part, and the outer grinding returns under the action of the elastic reset mechanism when the pushing of the outer tooth parts is lost, so that the grinding space between the outer grinding part and the grinding ring is an elastic interval, and the process of material storage, matching grinding and gradual infiltration is realized;

the grinding ring is always kept in a motion state, so that clay is not easy to accumulate in the outer tooth part and the infiltration hole, and the outer grinding part is quickly reset through the action of the elastic reset mechanism and has certain inertia, so that the outer grinding ring also has the effect of avoiding clay accumulation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure A-A in FIG. 1;

FIG. 3 is a schematic longitudinal cross-sectional view of the interior of an apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic view of an installation structure of a guide groove and a guide assembly according to a second embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of an installation structure of an inner grinding portion and an inner ring according to a third embodiment of the present invention.

Reference numerals: 1. a housing; 11. a feed inlet; 12. a discharge port; 13. a guide groove; 2. grinding rings; 21. downward seeping holes; 22. an outer tooth portion; 23. an inner grinding section; 3. an inner side crushing assembly; 31. an inner ring; 32. grinding balls; 33. a boss portion; 4. an outer grinding section; 41. a drive gear segment; 42. grinding the tooth sections; 43. a guide assembly; 5. an elastic reset mechanism; 51. a return spring; 52. a shock-absorbing pad.

Detailed Description

The following detailed description will be provided for the embodiments of the present invention with reference to specific embodiments, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.

Example one

Referring to fig. 1, 2 and 3, a crushing apparatus for manufacturing ceramic clay includes a hollow casing 1, a grinding ring 2 rotatably mounted in the casing 1, the grinding ring 2 is in transmission connection with a driving mechanism for driving the grinding ring 2 to rotate, specifically, driven by a servo motor, a feeding port 11 and a discharging port 12 are respectively disposed at upper and lower ends of the casing 1, a material box is disposed at a lower end of the discharging port 12, a lower penetration hole 21 for clay to penetrate from an outer portion of the grinding ring 2 to an inner portion of the grinding ring 2 is disposed on an outer circumferential surface of the grinding ring 2, the lower penetration hole 21 extends along a radial direction of the grinding ring 2, and the lower penetration hole 21 needs to be provided with a sufficient number along the outer circumferential surface of the grinding ring 2 to ensure that small-particle clay can directly pass through; specifically, the cross section of the lower penetration hole 21 is in a frustum shape, and the opening degree of the lower penetration hole is gradually increased from the outer side of the circumference of the grinding ring 2 to the inner side, so that clay particles can be screened at one time, and the clay particles can be prevented from being accumulated in the lower penetration hole 21 to cause blockage and being incapable of being crushed;

an inner grinding part 23 is arranged on the inner side of the circumference of the grinding ring 2, the inner grinding part 23 is of a concave arc-shaped surface structure, and an inner side crushing assembly 3 which is matched with the inner grinding part 23 to achieve a crushing effect is installed in the shell 1; a plurality of outer tooth parts 22 are distributed at intervals outside the circumference of the grinding ring 2, two outer grinding parts 4 which are matched with the outer tooth parts 22 to achieve a grinding effect are installed in the shell 1 and are respectively positioned at two sides of the feed port 11, and elastic reset mechanisms 5 which enable the outer grinding parts 4 to slide and reset when being matched with the outer tooth parts 22 in the shell 1 are installed on the outer grinding parts 4, specifically, the elastic reset mechanisms 5 comprise reset springs 51 and shock absorption pads 52 which are connected to the end parts of the outer grinding parts 4, wherein the shock absorption pads 52 are arranged at two ends of the outer grinding parts 4, and the reset springs 51 are arranged according to the rotating direction of the grinding ring 2, so that the reset effect can be achieved;

when a single external tooth part 22 is matched with the external grinding part 4, the external tooth part 22 drives the external grinding part 4 to move along with the grinding ring 2 until the two parts are disengaged; when the external tooth part 22 is disengaged from the external grinding part 4, the external grinding part 4 is driven by the elastic reset mechanism 5 to reset and is matched with the next external tooth part 22 to realize circulation;

in the crushing process of the technical scheme, clay particles enter from the feed inlet 11 and are accumulated among the shell 1, the grinding ring 2 and the outer grinding part 4, small clay particles directly enter the grinding ring 2 through the lower seepage holes 21, large clay particles are continuously accumulated, the driving mechanism drives the grinding ring 2 to rotate during operation, the outer tooth part 22 on the grinding ring 2 is matched with the outer grinding part 4 to drive the outer grinding part 4 to move in a matched manner with the grinding ring 2, the large clay particles are ground for one time, and the crushed clay particles continuously permeate into the grinding ring 2 through the lower seepage holes 21; the clay entering the grinding ring 2 from the lower seepage hole 21 is subjected to secondary grinding operation under the matching of the inner side grinding component 3 and the inner grinding part 23, and then the clay gradually moves downwards along the grinding ring 2 along with the movement of the grinding ring 2 and the action of self gravity until the clay is discharged from the discharge hole 12, so that the grinding operation is completed;

during the primary grinding operation, the outer tooth parts 22 are distributed at intervals, which is equivalent to the intermittent matching with the outer grinding part 4, and the outer grinding part 4 returns under the action of the elastic resetting mechanism 5 when the pushing of the outer tooth parts 22 is lost, so that the grinding space between the outer grinding part 4 and the grinding ring 2 is an elastic interval, and the process of storing, matching grinding and gradually infiltrating is realized;

the grinding ring 2 is always kept in a motion state, so that clay is not easy to accumulate in the outer tooth part 22 and the infiltration hole 21, and the outer grinding part 4 is quickly reset and has certain inertia through the action of the elastic resetting mechanism 5, so that the effect of preventing the clay accumulation is achieved;

the servo motor adopted by the driving mechanism can also be designed into a bidirectional rotating structure, and the outer grinding part 4 and the shell 1 need to be improved in adaptability in structure at the moment, so that the driving mechanism can adapt to bidirectional movement and reset;

specifically, the end face of one side of the external grinding part 4, which is matched with the grinding ring 2, is divided into a transmission gear section 41 and a grinding gear section 42, and the gear height of the transmission gear section 41 is greater than that of the grinding gear section 42 to realize transmission; the number of teeth of the transmission gear segment 41 is ensured to be driven by the external gear portion 22 to realize a certain displacement, and the length of the grinding gear segment 42 needs to be relatively longer so as to meet the grinding and crushing effect;

meanwhile, the outer grinding part 4 is of an arc or linear structure, when the outer grinding part is of an arc shape, the radian of the outer grinding part is larger than that of the grinding ring 2, so that the outer grinding part can be smoothly meshed with the outer tooth part 22 for transmission along with the rotation of the grinding ring 2, and can be gradually disengaged after transmission; the gaps between the outer grinding part 4 with larger radian and the grinding ring 2 are also linearly distributed, and the structural design realizes linear gap change along with the matching of the outer grinding part 4 and the grinding ring 2, so that the grinding effect can be improved;

in this embodiment, the inner side crushing assembly 3 includes an inner ring 31 coaxially disposed with the grinding ring 2, the inner ring 31 is located at the center of the grinding ring 2, a plurality of grinding balls 32 are clamped in the housing 1, each grinding ball 32 is uniformly distributed between the inner ring 31 and the grinding ring 2, and the rotation directions of the inner ring 31 and the grinding ring 2 are opposite; specifically, the grinding balls 32 are clamped in the housing 1, the grinding balls 32 are movable with the inner ring 31 and the grinding ring 2, so that when the grinding ring 2 and the inner ring 31 rotate, clay particles can be guaranteed to be always subjected to grinding force, and meanwhile, a space is provided for small clay particles to fall down and be gradually discharged out of the equipment; wherein, the inner ring 31 and the grinding ring 2 are both driven by the driving mechanism, and the related transmission is well known by those skilled in the art and will not be described herein; structurally, the overall thickness of the device is adapted to the diameter of the grinding balls 32, and the whole device is flat;

after the secondary grinding, the clay with a particle size meeting the requirement can gradually move downwards from the gap between the inner ring 31 and the housing 1 toward the discharge hole 12 because the clay is small enough, and can also be discharged from the lower penetration hole 21 to the discharge hole 12 from the inside to the outside when the clay is at the lower end position of the equipment along with the rotation of the inner ring 31, as shown in fig. 1 and 3 in detail;

in this embodiment, a heating component is embedded in the housing 1; specifically, the heating element may be a heating tube embedded in the housing 1, or warm dry air or the like input from the inlet 11 through a related heating mechanism; such design is in order to guarantee the drying of clay, can not pile up in equipment because of it is too moist, guarantees twice the stability of smashing the effect.

Example two

Referring to fig. 4, compared with the first embodiment, in the present embodiment, the housing 1 at both sides of the external grinding part 4 is provided with a guide groove 13 for guiding the movement of the external grinding part 4, and the external grinding part 4 is provided with a guide assembly 43 cooperating with the guide groove 13; in particular, the guiding assembly 43 comprises at least one set of bearings that can slide/roll along the guiding groove 13; here, the structure is specifically two sets of rolling bearings, wherein one set of bearings is located at the center or near the center of the transmission gear segment 41 of the external grinding part 4, and the other set of bearings is located at the front end of the output and is guided by the guide groove 13; here, the guide groove 13 is an arc-shaped structure, and the radian of the guide groove enables the outer grinding part 4 to have a movement trend of pressing down towards the direction of the grinding ring 2, so as to reduce the gap between the outer grinding part 4 and the grinding ring 2, and achieve the purpose of improving the grinding and crushing effects.

EXAMPLE III

Referring to fig. 5, in another way of secondary grinding compared to the first embodiment, the inner side crushing assembly 3 comprises an inner ring 31 disposed coaxially with the grinding ring 2, and the circumferential side surface of the inner ring 31 and the inner grinding part 23 are each provided with a plurality of protrusions 33 for grinding work; specifically, the circumferential surface of the inner ring 31 and the protrusions 33 of the inner grinding part 23 are staggered, channels for clay to flow are reserved between the protrusions 33, and the secondary grinding is to extrude the clay under the combined action of the protrusions 33; compared with the first embodiment, the inner crushing assembly 3 with such a structure enables the thickness of the device to be made larger, and the thicknesses of the inner ring 31 and the grinding ring 2 are also made larger accordingly, so that the amount of clay that can be ground at one time is increased.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a make crushing apparatus for ceramic clay which characterized in that: the clay grinding machine comprises a hollow shell (1) and a grinding ring (2) which is rotatably erected in the shell (1), wherein the grinding ring (2) is in transmission connection with a driving mechanism for driving the grinding ring to rotate, a feed inlet (11) and a discharge outlet (12) are respectively arranged at the upper end and the lower end of the shell (1), a lower seepage hole (21) for clay to permeate inwards from the outer part of the peripheral side of the grinding ring (2) is formed in the circumferential outer surface of the grinding ring (2), and the lower seepage hole (21) extends along the radial direction of the grinding ring (2);

an inner grinding part (23) is arranged on the inner side of the circumference of the grinding ring (2), and an inner grinding assembly (3) which is matched with the inner grinding part (23) to achieve a grinding effect is arranged in the shell (1); a plurality of outer tooth parts (22) are distributed on the outer side of the circumference of the grinding ring (2) at intervals, an outer grinding part (4) which is matched with the outer tooth parts (22) to achieve the grinding effect is installed in the shell (1), and an elastic reset mechanism (5) which can slide when the outer grinding part (4) is matched with the outer tooth parts (22) in the shell (1) and can realize reset is installed on the outer grinding part (4);

when the single external tooth part (22) is matched with the external grinding part (4), the external tooth part (22) drives the external grinding part (4) to move along with the grinding ring (2) until the two are disengaged; when the external tooth part (22) is disengaged from the external grinding part (4), the external grinding part (4) is driven by the elastic reset mechanism (5) to realize reset and is matched with the next external tooth part (22) to realize circulation;

the end face of one side, matched with the grinding ring (2), of the outer grinding part (4) is divided into a transmission tooth section (41) and a grinding tooth section (42), and the tooth height of the transmission tooth section (41) is larger than that of the grinding tooth section (42) so as to realize transmission;

the outer grinding part (4) is of an arc structure, the radian of the outer grinding part is larger than that of the grinding ring (2), so that the outer grinding part can be smoothly meshed with the outer tooth part (22) for transmission and can be gradually separated from the outer tooth part after transmission, and gaps between the outer grinding part (4) and the grinding ring (2) are linearly distributed.

2. The crushing apparatus for manufacturing ceramic clay according to claim 1, wherein: the inner side crushing assembly (3) comprises an inner ring (31) which is coaxial with the grinding ring (2), a plurality of grinding balls (32) are clamped in the shell (1), the grinding balls (32) are uniformly distributed between gaps of the inner ring (31) and the grinding ring (2), and the rotating directions of the inner ring (31) and the grinding ring (2) are opposite.

3. The crushing apparatus for manufacturing ceramic clay according to claim 1, wherein: inboard crushing unit (3) include with inner circle (31) of grinding ring (2) coaxial setting, the week side surface of inner circle (31) with interior grinding portion (23) all is provided with a plurality of bellying (33) that are used for the operation of grinding.

4. The crushing apparatus for manufacturing ceramic clay according to any one of claims 1 to 3, wherein: the shell (1) on two sides of the outer grinding part (4) is provided with a guide groove (13) for guiding the movement of the outer grinding part (4), and the outer grinding part is provided with a guide component (43) matched with the guide groove (13).

5. The crushing apparatus for manufacturing ceramic clay according to claim 4, wherein: the guide assembly (43) comprises at least one set of bearings slidable/rollable along the guide groove (13).

6. The crushing apparatus for manufacturing ceramic clay according to any one of claims 1 to 3, wherein: a heating component is embedded in the shell (1).

7. The crushing apparatus for manufacturing ceramic clay according to any one of claims 1 to 3, wherein: the elastic reset mechanism (5) comprises a reset spring (51) and a shock pad (52) which are connected to the end part of the external grinding part (4).