CN220991094U - Novel ball mill for producing ceramic proppant mixed powder - Google Patents

Abstract

The utility model discloses a novel ball mill for producing ceramic proppant mixed powder, which comprises a first bracket and a self-cleaning screening device. According to the utility model, the self-cleaning screening device is arranged, namely, under the screening cooperation of the screen mesh arranged on the outer side of the connecting disc, the screening processing of the ceramsite propping agent powder can be realized, and the swing arm can cooperate with the metal iron blocks arranged on the two sides of the lower end to enable the scraping plate to be in a stable vertical state, so that the outer side of the screen mesh is stably scraped and cleaned, and the phenomenon of screen mesh blockage is reduced, thereby achieving the advantages of high-efficiency ball milling processing and reducing the phenomenon of more irregular powder particles.

Description

Novel ball mill for producing ceramic proppant mixed powder

Technical Field

The utility model relates to the related field of ceramic proppant production equipment, in particular to a novel ball mill for producing ceramic proppant mixed powder.

Background

The proppant is a key material for fracturing construction, and is natural sand or artificial high-strength ceramic particles with certain granularity and grading, the ceramic proppant is prepared by taking bauxite as a raw material, granulating and sintering by powder, has the characteristics of high temperature resistance, high pressure resistance, corrosion resistance, high strength, high flow conductivity, low density, low breaking rate and the like, is most widely used, and in the existing ceramic proppant production process, a ball mill for ceramic proppant production is often required to be used for ensuring the fineness of the ceramic proppant, so that the ceramic proppant is crashed and thinned into smaller particles;

The ball mill is a key device for crushing materials after the materials are crushed, and a certain number of steel balls are filled in a cylinder body of the type of ore mill to serve as grinding media;

The novel ball mill for producing the ceramic particle proppant mixed powder comprises a first ball mill cylinder, wherein two ends of the first ball mill cylinder are respectively provided with a connecting shaft and a hollow shaft, the connecting shafts and the hollow shafts are embedded in the inner wall of a bearing, the outer wall of the bearing is fixedly connected with a base through a supporting rod, a driven gear is embedded in the outer wall of the first ball mill cylinder, the lower end of the driven gear is provided with a meshed driving gear, the driving gear is connected with a bracket in a penetrating manner through a rotating shaft, the rotating shaft is fixedly connected with a motor shaft of a motor through a speed reducer, the novel ball mill for producing the ceramic particle proppant mixed powder is provided with 2 metal filter screens with different apertures, and the metal filter screens can separate the ball milling space of the first ball mill cylinder, so that the ceramic particle proppant mixed powder raw materials are subjected to targeted ball milling in sequence in the ball milling space, and the high-efficient ball milling requirement of the ceramic particle proppant mixed powder is met, and the ball milling effect is better;

Above-mentioned current ball mill through setting up two metal filter plates, realizes the separation ball-milling of material, strengthens the ball-milling quality of material, but its the filter screen surface lack certain clearance measure, lead to the filter screen to use the back for a long time, the blocking phenomenon appears more easily, leads to filtering separation ball-milling activity to receive the influence, and for this reason, need improve filter screen structure for separate the in-process of screening, still can realize scraping automatically and move cleanly, guarantee the stability of filter effect.

Disclosure of utility model

Therefore, in order to solve the defects, the utility model provides a novel ball mill for producing ceramic proppant mixed powder.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a novel ball mill of production haydite proppant mix powder, includes first support, first support left side fixedly connected with second support still includes the automatically cleaning screening plant of locating the inside middle-end of wear-resisting cylinder, automatically cleaning screening plant is including installing in the inside connection pad of wear-resisting cylinder, locating the screen cloth in the connection pad outside, peg graft in the connecting axle at connection pad middle part, meet in the swing arm of connecting axle left and right sides, set firmly in the metal iron piece in the swing arm lower extreme outside, meet in the scraper blade of swing arm lower extreme, locate the stirring subassembly of connection pad upper end both sides, meet in the connecting axle right side and with the support frame of feeder hopper lower extreme left side fastening connection and locate the support frame left side lower extreme and with the protection casing that the connecting axle right-hand member meets.

Preferably, the motor is installed to the second support lower extreme, the motor left side is connected with the pulley group, pulley group upper end right side is connected with the shaft coupling, and the pulley group passes through the upper end right side the shaft coupling meets with the pivot, second support front side upper end is equipped with the controller, the pivot is installed in wear-resisting cylinder left side, wear-resisting cylinder rotates and installs in first support upper end, wear-resisting cylinder right side meets the feeder hopper, and feeder hopper lower extreme and first support fastening connection, the discharge gate has been seted up in wear-resisting cylinder left end outside, the protruding pole is installed along annular orbit equidistance to wear-resisting cylinder inside both sides, and the steel ball has been placed to wear-resisting cylinder inside lower extreme.

Preferably, the left end and the right end of the connecting shaft are respectively provided with a swing arm, a metal iron block and a scraping plate, and the metal iron blocks are symmetrically arranged up and down along the outer sides of the swing arms.

Preferably, the scraping plate is in a vertical state in the same direction as the arrangement direction of the swing arm, and the inner side surface of the scraping plate is in brush-shaped contact with the screen mesh.

Preferably, both ends all are ring form setting about the support frame, and support frame right side and feeder hopper lower extreme exit fastening connection.

Preferably, the toggle assembly comprises a fixed disc arranged at the left side and the right side of the upper end of the connecting disc, a lock bolt arranged at four corners of the outer side of the fixed disc, a propping block fixedly arranged at one side of the outer end of the fixed disc, a first spring piece propped against the upper end of the propping block and rotationally connected with the fixed disc, a second spring piece oppositely arranged at the rear side of the first spring piece, a pushing shaft propped against the upper ends of the first spring piece and the second spring piece, and a toggle rod fastened at the upper end of the swing arm and connected with the outer side of the pushing shaft.

Preferably, the first spring piece and the second spring piece are arranged in an inverted V shape, and the overall size of the first spring piece is larger than that of the second spring piece.

Preferably, the whole vertical rod-shaped setting that is of poking rod, and poking rod top contact end is smooth chamfer form setting.

The utility model has the beneficial effects that:

advantage 1: according to the utility model, the self-cleaning screening device is arranged, namely, under the cooperation of screening of the screen mesh arranged on the outer side of the connecting disc, the screening processing of the ceramsite propping agent powder can be realized, and the swing arm can be matched with the metal iron blocks arranged on the two sides of the lower end, so that the scraping plate is in a stable vertical state, the outer side of the screen mesh is stably scraped and cleaned, the phenomenon of screen mesh blockage is reduced, and the advantages of high-efficiency ball milling processing and the phenomenon of more irregular powder particles are achieved.

Advantage 2: according to the utility model, the stirring assembly is arranged, namely the stirring rod can be intermittently stirred and contacted with the convex rod, and the first spring piece and the second spring piece are matched, so that the whole scraper blade can be stably and intermittently swung, and the outside of the screen is swung and scraped for cleaning, thereby achieving the intermittent stirring transmission of the scraper blade and realizing the advantage of enhancing the cleaning efficiency of the outside of the screen.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the present utility model in elevation;

FIG. 3 is a schematic view of the self-cleaning screening device of the present utility model;

FIG. 4 is a schematic diagram of the right-hand construction of the self-cleaning screening device of the present utility model;

Fig. 5 is a schematic perspective view of a toggle assembly according to the present utility model.

Wherein: the self-cleaning screening device comprises a first bracket-1, a second bracket-2, a motor-3, a belt pulley group-4, a coupler-5, a rotating shaft-6, a controller-7, a wear-resistant roller-8, a feed hopper-9, a discharge port-10, a protruding rod-11, a steel ball-12, a self-cleaning screening device-13, a connecting disc-131, a screen-132, a connecting shaft-133, a swinging arm-134, a metal iron block-135, a scraping plate-136, a stirring assembly-137, a fixed disc-1371, a lock plunger-1372, a butting block-1373, a first spring piece-1374, a second spring piece-1375, a pushing shaft-1376, a stirring rod-1377, a supporting frame-138 and a protective cover-139.

Detailed Description

In order to further explain the technical scheme of the utility model, the following is explained in detail through specific examples.

Referring to fig. 1-2, the utility model provides a novel ball mill for producing ceramic proppant mixed powder, which comprises a first bracket 1, wherein the left side of the first bracket 1 is fixedly connected with a second bracket 2, the lower end of the second bracket 2 is provided with a motor 3, the left side of the motor 3 is connected with a belt pulley group 4, the right side of the upper end of the belt pulley group 4 is connected with a coupler 5, the belt pulley group 4 is connected with a rotating shaft 6 through the coupler 5 on the right side of the upper end, the upper end of the front side of the second bracket 2 is provided with a controller 7, the rotating shaft 6 is arranged on the left side of a wear-resistant roller 8, the wear-resistant roller 8 is rotatably arranged on the upper end of the first bracket 1, the right side of the wear-resistant roller 8 is connected with a feed hopper 9, the lower end of the feed hopper 9 is fixedly connected with the first bracket 1, the outer side of the left end of the wear-resistant roller 8 is provided with a discharge hole 10, two sides of the wear-resistant roller 8 are equidistantly provided with a convex rod 11 along an annular track, the lower end of the wear-resistant roller 8 is provided with a steel ball 12, and the inner middle end of the wear-resistant roller 8 is also provided with a self-cleaning screening device 13.

A cover plate is correspondingly arranged on the outer side of the discharge hole 10 and can be opened and closed to cope with ball milling or discharging activities.

Referring to fig. 3-4, the self-cleaning screening device 13 in this embodiment includes a connecting disc 131 mounted inside the wear-resistant roller 8 for realizing connection and matching, a screen 132 rotatably sleeved outside the connecting disc 131 and connected with the inside of the wear-resistant roller 8, so as to realize synchronous rotation driving of the screen 132, a connecting shaft 133 transversely inserted in the middle of the connecting disc 131 for realizing bidirectional connection and transmission and matching, a supporting frame 138 connected to the left and right sides of the connecting shaft 133 for vertical rod-shaped, and metal iron blocks 135 symmetrically and fixedly connected to the upper and lower sides of the lower end of the connecting shaft 134, wherein the two sides of the metal iron blocks 135 have large overall weight, so as to form a weight stabilizing structure, ensure that the connecting shaft 134 can return to a vertical state from a reset state, a scraper 136 connected to the lower end of the connecting shaft 134 for realizing auxiliary scraping cleaning treatment, a stirring assembly 137 arranged on the left and right sides of the upper end of the connecting disc 131, so as to realize auxiliary stirring swing of the connecting shaft 134, so that the connecting shaft 134 can slightly move to improve the swinging cleaning effect, a supporting frame 138 connected to the right side of the connecting shaft 133 and fixedly connected to the left side of the feed hopper 9, so as to be matched with the supporting frame 138 in auxiliary connection and supporting fit, so as to enable the connecting shaft 138 to rotate along with the wear-resistant roller 131, and to realize stable connection of the end cap 133.

The left end and the right end of the connecting shaft 133 are respectively provided with a swing arm 134, a metal iron block 135 and a scraping plate 136, and the metal iron blocks 135 are symmetrically arranged up and down along the outer sides of the swing arms 134, so that the metal iron blocks 135 on two sides realize stable weight support, and the swing arms 134 are in a stable vertical state; the arrangement directions of the scraping plate 136 and the swing arm 134 are consistent and are in a vertical state, and the inner side surface of the scraping plate 136 is in brush-shaped contact with the screen 132 in a propping way, so that the scraping plate 136 can be matched with the rotating screen 132 in a scraping and cleaning way, and efficient scraping and cleaning cooperation is realized; both ends all are the ring form setting about the support frame 138, and support frame 138 right side and feeder hopper 9 lower extreme exit fastening connection guarantee that support frame 138 realizes stable horizontal support cooperation.

Referring to fig. 5, the toggle assembly 137 in this embodiment includes a fixing plate 1371 disposed at left and right sides of an upper end of the connecting plate 131, lock bolts 1372 correspondingly disposed at four corners of an outer side of the fixing plate 1371, the fixing plate 1371 is fixedly connected to an upper end of the connecting plate 131 through lock bolts 1372 disposed at four corners of an outer end, a first spring plate 1374 fixedly connected to one side of the outer end of the fixing plate 1371 and having an inverted V-shaped block shape, and a toggle rod 1374 rotatably connected to the fixing plate 1371, so as to cooperate with the first spring plate 1374 to implement an elastic push-back fit, a second spring plate 1375 disposed opposite to the first spring plate 1374, and a lower end of the second spring plate 1375 is fixedly inserted into the fixing plate 1371 to cooperate with an elastic force of the second spring plate 1375, so as to implement a buffer-receiving fit, and a push shaft 1376 vertically fixedly connected to an upper end of the swing arm 134 and connected to an outer side of the push shaft 1376.

Specifically, the first spring piece 1374 and the second spring piece 1375 are all in an inverted V shape, and the overall size of the first spring piece 1374 is larger than that of the second spring piece 1375, so that the first spring piece 1374 and the second spring piece 1375 are matched with each other to realize stable composition of elastic reset and buffering states; the whole vertical rod-shaped setting that is of poking rod 1377, and poking rod 1377 top contact end is smooth chamfer form setting, guarantees poking rod 1377 upper end and protruding pole 11 realization smooth intermittent type stir.

The working principle is as follows:

When the ball milling activity of the ceramic grain propping agent materials is to be carried out, the operation of a motor 3 arranged at the bottom of the second bracket 2 can be realized through a controller 7 arranged at the upper end of the front side of the second bracket 2, so that the motor 3 can be matched with a belt pulley group 4 connected with the output end at the left side and a coupler 5 arranged at the right side of the upper end of the belt pulley group 4 to realize the driving of a rotating shaft 6, the wear-resistant roller 8 can be matched with the rotating shaft 6 to rotate, then, a worker can pour the ceramic grain propping agent materials into a feed hopper 9 connected with the right side of the wear-resistant roller 8 along the upper end of the first bracket 1, so that the materials enter the inside of the wear-resistant roller 8 in a rotating state, a plurality of convex rods 11 arranged at the left side and the right side of the inside of the wear-resistant roller 8 rotate along with the wear-resistant roller 8, the steel balls 12 are driven inside the wear-resistant roller 8, and when the motor is driven to a certain height, the steel balls 12 fall down to impact and crush the materials, and the ceramic grain propping agent materials can be ball-milled into ceramic grains to powder, and the ceramic grains can be processed into ceramic grains to meet the following production, and the following production can be opened to form ceramic grains into movable cover plates 10 after the movable cover plates of the ceramic grains and the ceramic grains are opened at the movable cover plates of the movable sides of the ceramic grains;

In order to improve the ball milling efficiency of the ceramic proppant materials, the ball milling quality of the ceramic proppant materials is improved, a self-cleaning screening device 13 is arranged at the middle end inside the wear-resistant roller 8, namely a supporting frame 138 arranged inside the self-cleaning screening device can stably support the connecting disc 131 to keep the self-cleaning screening device in a stable state, the self-cleaning screening device does not rotate along with the wear-resistant roller 8, a screen 132 arranged on the outer side of the connecting disc 131 can rotate along with the wear-resistant roller 8, so that after materials enter the right side inside the wear-resistant roller 8 in advance for ball milling activity, powder meeting the ball milling quality of the materials can enter the left side of the wear-resistant roller 8 through the screen 132 to realize secondary ball milling, deepen the ball milling quality of the materials, and the materials which do not pass through the screen 132 are located on the right side inside the wear-resistant roller 8 again to finally pass through the screen 132 for secondary ball milling, and the ceramic proppant materials can perform efficient ball milling processing, and the advantages of reducing the occurrence of irregular phenomena of the powder particles are reduced;

Secondly, a connecting shaft 133 is arranged in the middle of the connecting disc 131, so that the left end and the right end of the connecting shaft 133 are externally connected with swing arms 134, and the swing arms 134 are matched with metal iron blocks 135 arranged on two sides of the bottom to keep a vertical state, so that a scraper 136 connected to the bottom of the swing arms 134 can be in a stable vertical state to clean the outer side of a rotating screen 132 in an auxiliary scraping manner, the powder blocking phenomenon is reduced, the screening effect of the screen 132 is reduced, and the stability and the high efficiency of the auxiliary screening activity of a ceramsite propping agent material are maintained;

In order to further improve the scraping cleanliness of the outer side of the screen 132, the stirring assemblies 137 are further arranged on the left side and the right side of the upper end of the connecting disc 131 respectively, namely when the protruding rods 11 arranged in the wear-resistant roller 8 sequentially move, the stirring of the stirring rod 1377 is realized, when the stirring rod 1377 is tilted by stirring, the pushing shaft 1376 inserted in the middle of the stirring rod 1377 is extruded by a first spring piece 1374 abutted against the front end in advance, the first spring piece 1374 can be matched with a bottom-connected abutting block 1373 for stable tilting compression, when the stirring rod 1377 is tilted to a certain angle, the contacted protruding rods 11 are separated, so the compressed first spring piece 1374 is rebounded to perform quick push-back reset of the stirring rod 1377, and the swinging arm 134 connected with the bottom of the stirring rod 1377 is tilted and reset back down, so that the same track swinging can be realized, the scraper 136 can reciprocate to realize the outer side of the screen 132, the cleaning efficiency of the cleaning is improved by swinging, when the stirring rod 1377 is tilted to a certain angle, the supporting rod is reset, the elastic force is matched with the screen piece 1375, the intermittent vibration is prevented from being influenced by the intermittent vibration, and the intermittent vibration is greatly improved, and the cleaning device is realized.

The utility model provides a novel ball mill for producing ceramic proppant mixed powder, which is provided with a self-cleaning screening device 13, namely under the screening cooperation of a screen 132 arranged on the outer side of a connecting disc 131, ceramic proppant powder screening processing can be realized, and a swing arm 134 can cooperate with metal iron blocks 135 arranged on two sides of the lower end, so that a scraper 136 is in a stable vertical state to stably scrape and clean the outer side of the screen 132, the occurrence of blocking phenomenon of the screen 132 is reduced, thereby achieving the advantages of high-efficiency ball milling processing and reducing the occurrence of more irregular phenomenon of powder particles, and a stirring component 137 is provided, namely a stirring rod 1377 can be in intermittent stirring contact with a convex rod 11, and is matched with a first spring piece 1374 and a second spring piece 1375 to enable the whole scraper 136 to stably and intermittently swing, thereby achieving the intermittent stirring transmission of the scraper 136 and the enhancement of the cleaning efficiency of the outer side of the screen 132.

The foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The novel ball mill for producing the ceramic proppant mixed powder comprises a first bracket (1), wherein a second bracket (2) is fixedly connected to the left side of the first bracket (1);

the method is characterized in that: still including locating self-cleaning screening plant (13) of wear-resisting cylinder (8) inside middle-end, self-cleaning screening plant (13) including install in the inside connection pad (131) of wear-resisting cylinder (8), locate screen cloth (132) in connection pad (131) outside, peg graft in connecting axle (133) at connection pad (131) middle part, meet swing arm (134) in connecting axle (133) left and right sides, set firmly in metal iron plate (135) in swing arm (134) lower extreme outside, meet scraper blade (136) in swing arm (134) lower extreme, locate stir subassembly (137) of connecting pad (131) upper end both sides, meet in connecting axle (133) right side and with feeder hopper (9) lower extreme left side fastening connection's support frame (138) and locate support frame (138) left side lower extreme and with protection casing (139) that connecting axle (133) right-hand member meets.

2. The novel ball mill for producing ceramic proppant mixed powder according to claim 1, wherein: the utility model discloses a wear-resisting roller, including motor (3), belt pulley group (4), shaft coupling (5), motor (3) are installed to second support (2) lower extreme, motor (3) left side meets with belt pulley group (4), belt pulley group (4) are connected with shaft coupling (5) through upper end right side meet with pivot (6), second support (2) front side upper end is equipped with controller (7), pivot (6) are installed in wear-resisting roller (8) left side, wear-resisting roller (8) rotate install in first support (1) upper end, wear-resisting roller (8) right side meets feeder hopper (9), and feeder hopper (9) lower extreme and first support (1) fastening connection, discharge gate (10) have been seted up in wear-resisting roller (8) left end outside, protruding pole (11) are installed along annular orbit equidistance to wear-resisting roller (8) inside both sides, and steel ball (12) have been placed to wear-resisting roller (8) inside lower extreme.

3. The novel ball mill for producing ceramic proppant mixed powder according to claim 1, wherein: swing arms (134), metal iron blocks (135) and scraping plates (136) are arranged at the left end and the right end of the connecting shaft (133), and the metal iron blocks (135) are symmetrically arranged up and down along the outer sides of the swing arms (134).

4. The novel ball mill for producing ceramic proppant mixed powder according to claim 1, wherein: the arrangement directions of the scraping plate (136) and the swing arm (134) are consistent and are in a vertical state, and the inner side surface of the scraping plate (136) is in brush-shaped contact with the screen (132).

5. The novel ball mill for producing ceramic proppant mixed powder according to claim 1, wherein: the left end and the right end of the supporting frame (138) are all in ring-shaped arrangement, and the right side of the supporting frame (138) is fixedly connected with the outlet of the lower end of the feed hopper (9).

6. The novel ball mill for producing ceramic proppant mixed powder according to claim 1, wherein: the toggle assembly (137) comprises a fixed disc (1371) arranged at the left side and the right side of the upper end of the connecting disc (131), a lock plunger (1372) arranged at four corners of the outer side of the fixed disc (1371), a supporting block (1373) fixedly arranged at one side of the outer end of the fixed disc (1371), a first spring piece (1374) supporting against the upper end of the supporting block (1373) and rotationally connected with the fixed disc (1371), a second spring piece (1375) oppositely arranged at the rear side of the first spring piece (1374), a pushing shaft (1376) supporting against the upper ends of the first spring piece (1374) and the second spring piece (1375) and a toggle rod (1377) fastened at the upper end of the swing arm (134) and connected with the outer side of the pushing shaft (1376).

7. The novel ball mill for producing ceramic proppant mixed powder according to claim 6, wherein: the first spring piece (1374) and the second spring piece (1375) are arranged in an inverted V shape, and the overall size of the first spring piece (1374) is larger than that of the second spring piece (1375).

8. The novel ball mill for producing ceramic proppant mixed powder according to claim 6, wherein: the poking rod (1377) is integrally arranged in a vertical rod shape, and the top contact end of the poking rod (1377) is arranged in a smooth chamfer shape.