CN111135911A - Environment-friendly rod mill and using method thereof - Google Patents

Environment-friendly rod mill and using method thereof Download PDF

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Publication number
CN111135911A
CN111135911A CN201911302421.9A CN201911302421A CN111135911A CN 111135911 A CN111135911 A CN 111135911A CN 201911302421 A CN201911302421 A CN 201911302421A CN 111135911 A CN111135911 A CN 111135911A
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CN
China
Prior art keywords
roller
clamping
grabbing
frame
rod mill
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201911302421.9A
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Chinese (zh)
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CN111135911B (en
Inventor
孙之夫
任丽芳
冯涛
李晓龙
杨莹芳
张金磊
尹超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Gold Geological And Mineral Exploration Co ltd
Original Assignee
Shandong Gold Geological And Mineral Exploration Co ltd
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Publication date
Application filed by Shandong Gold Geological And Mineral Exploration Co ltd filed Critical Shandong Gold Geological And Mineral Exploration Co ltd
Priority to CN201911302421.9A priority Critical patent/CN111135911B/en
Publication of CN111135911A publication Critical patent/CN111135911A/en
Application granted granted Critical
Publication of CN111135911B publication Critical patent/CN111135911B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/10Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/04Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with unperforated container
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18Details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18Details
    • B02C17/182Lids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18Details
    • B02C17/1825Lifting devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18Details
    • B02C17/24Driving mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
    • G01N2001/2866Grinding or homogeneising

Abstract

The invention provides an environment-friendly rod mill and a using method thereof, belonging to the technical field of ore processing equipment and comprising a rack, an upper part of a dust cover, a lower part of the dust cover, a plurality of rubber rollers, a roller arranged above the rubber rollers, a driving device connected with the rubber rollers, a loading and unloading device arranged on the rack and a roller conveying device matched with the loading and unloading device; the roller comprises a cylinder body, a cylinder cover, a pressing block and a locking piece; the cylinder cover is locked on the cylinder body through the pressing block and the locking piece, and a rubber sealing ring is arranged between the cylinder cover and the cylinder body. By adopting the novel rod mill, mineral powder in the roller is not easy to overflow in the grinding process, and the roller cover is locked more tightly, so that the collision noise between the roller cover and the roller body can be effectively reduced; the device can grab a plurality of rollers at one time and convey the rollers to the designated positions, so that the labor intensity of operators is greatly reduced, the phenomenon that the rollers roll down to injure the operators is avoided, and the safety risk of equipment operation is reduced; the device has simple structure, can meet the multiple requirements of low cost and simple operation of the rod mill in an ore grinding laboratory, reduces the labor intensity and improves the working environment.

Description

Environment-friendly rod mill and using method thereof
Technical Field
The invention belongs to the technical field of ore processing equipment, and particularly relates to an environment-friendly rod mill and a using method thereof.
Background
The rod mill is a small, light and multipurpose novel ore grinding device for laboratory, and can be used for grinding ores when laboratories, research units and ore dressing plants for metallurgy, geology, chemical industry, building materials, coal and the like carry out ore selectivity research work, in particular to an optimal ideal device for grinding gold samples. When the grinding machine works, the motor is driven by the belt pulley to drive the driving roller to rotate after being regulated by the speed change mechanism, the driving roller drives the plurality of grinding cylinders contacted with the driving roller to rotate simultaneously, and each grinding cylinder is internally provided with a proper amount of samples and a certain amount of grinding rods. When the traditional rod mill in a laboratory works, dust is easy to overflow, and the health of staff is affected; the barrel cover of the grinding barrel is easy to loosen, so that the grinding quality cannot be guaranteed, the noise is extremely high, and the working environment is severe; in addition, in the existing rod mill in the laboratory, the roller is completely carried up and down manually, for example, fifty rollers with four rollers are taken as an example, one ore grinding process needs to be carried 100 times up and down manually, the weight of the roller is generally 3-6 kg, the labor intensity of operators is high, the roller is not firmly gripped, personal injury is easily caused, and development of laboratory rod mill equipment which is free of mineral powder overflow, low in noise, simple in structure, convenient to operate and low in manufacturing cost is urgently needed.
Disclosure of Invention
Aiming at the problems of bad working environment, high labor intensity of loading, unloading and carrying of grinding cylinders, potential safety hazards and the like of the conventional rod mill equipment, the invention provides the environment-friendly rod mill and the use method thereof, which can meet the multiple requirements of a grinding laboratory on low equipment cost, simple operation, reduced labor intensity and improved working environment.
In order to achieve the purpose, the invention adopts the technical scheme that:
an environment-friendly rod mill comprises a rack, wherein a plurality of rubber rollers are rotatably arranged on the rack, a roller is arranged above the rubber rollers, and the rubber rollers are connected with a driving device; the rack is also provided with a loading and unloading device, and one side of the rack is provided with a roller conveying device matched with the loading and unloading device; the loading and unloading device comprises a U-shaped frame, the U-shaped frame is arranged on the rack in a sliding mode, a fixed shaft is arranged on the U-shaped frame, and a fixed gear is arranged on the fixed shaft; the fixed shaft is rotatably connected with a rotating seat, a rotating shaft is arranged on the rotating seat, the upper part of the rotating shaft is an optical shaft part, a clamping part is arranged on the optical shaft part, the lower part of the rotating shaft is a screw rod part, the rotating shaft is connected with a motor, the motor is arranged on the rotating seat, and the motor is connected with an electric control system; the upper part of the sliding frame is rotatably connected with a driving wheel, and the driving wheel is meshed with the fixed gear; the lower part of the sliding frame is sleeved with the screw rod part; the sliding frame is fixedly connected with a grabbing part;
the transmission wheel comprises a gear part and a shaft sleeve part, the shaft sleeve part is rotatably arranged at the upper part of the sliding frame, the outer diameter of the gear part is larger than that of the shaft sleeve part, the inner diameter of the gear part is larger than that of the shaft sleeve part, and the shaft sleeve part is provided with a through groove matched with the clamping part; the distance between the bottom surface of the through groove and the central shaft of the driving wheel is smaller than the radius of the inner hole of the gear part.
Further, the upper part of the dust cover is arranged above the rack.
Further, the roller conveying device comprises a roller frame, a lifting table is arranged on the roller frame and electrically connected with an electric control system, a plurality of positioning shafts are arranged on the roller frame, and the positioning shafts and the rubber rollers are coaxially arranged; and universal wheels are arranged below the roller frame.
Furthermore, a lower part of a dust cover is arranged below the rack, a dust collecting box is connected to the lower part of the dust cover, and an elastic rubber ring is arranged between the lower part of the dust cover and the dust collecting box.
Further, the grabbing part comprises a seat plate, the seat plate is provided with a plurality of clamping parts, and the clamping parts comprise a plurality of sector ring claws distributed in an annular shape.
Further, the thickness of the fixed gear is larger than the sum of the thickness of the driving wheel and the maximum displacement of the sliding frame.
Further, the roller comprises a roller body, and a roller cover is connected with the roller body; a through long groove is formed in the opening end of the cylinder body, and a pressing block is arranged in the long groove; threaded holes are formed in the pressing block, and locking pieces are arranged in the threaded holes of the pressing block.
Further, a rubber sealing ring is arranged between the cylinder cover and the cylinder body.
Furthermore, the bottom of the seat plate is formed by a plurality of circular arcs.
A method of using the environmentally friendly rod mill as claimed in, comprising the steps of:
setting a clamping position of the grabbing part when the grabbing part is located at the lowest position, and setting an unloading position of the grabbing part when the grabbing part is located at the highest position; the loading and unloading device is arranged at the rightmost side of the rack, and the initial position of the loading and unloading device is the initial position of the grabbing part when the grabbing part is positioned at the clamping position; setting the lifting platform at the lowest position as the initial position of the lifting platform;
after the equipment finishes the rod mill, closing the driving device and opening the upper part of the dust cover;
controlling the U-shaped frame to move to a clamping position of the roller on the rack; then, the motor rotates in the positive direction to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the sliding frame to move upwards so as to drive the grabbing part and the driving wheel to move upwards; after the grabbing part moves upwards for a set distance, the clamping part enters the through groove, and the driving wheel moves upwards and rotates along the fixed wheel under the double drive of the sliding frame and the clamping part; after the transmission wheel rotates 180 degrees along the fixed wheel, the motor stops rotating, and the grabbing part reaches a set unloading position; then the U-shaped frame is controlled to move above the roller conveying device, the lifting platform is controlled to move upwards, and when the positioning shaft pushes the roller to move to be concentric with the arc of the inner wall of the sector ring claw of the clamping part, the lifting platform stops moving; controlling the U-shaped frame to move towards the direction close to the rubber roller until the roller is completely positioned outside the clamping part; controlling the lifting platform to move downwards to an initial position; then, the motor is controlled to rotate reversely, after the motor rotates reversely to drive the sliding frame to move downwards and rotate reversely for 180 degrees, the clamping part is separated from the through groove, the motor continues to rotate reversely to drive the sliding frame to move downwards continuously, so that the grabbing part reaches a clamping position, and the unloading work is finished at the moment; repeating the steps until the roller is unloaded.
The embodiment of the invention has at least the following technical effects:
1. according to the environment-friendly rod mill, the technical scheme that the barrel cover is locked on the barrel body through the pressing block and the locking piece and the rubber sealing ring is arranged between the barrel cover and the barrel body is adopted, so that mineral powder in the barrel is not prone to overflowing in the grinding process, the working environment is improved, meanwhile, the barrel cover is locked more tightly, and the collision noise of the barrel cover and the barrel body can be effectively reduced.
2. According to the invention, the upper part of the dust cover is arranged above the equipment, and the lower part of the dust cover and the dust receiving box are arranged below the equipment, so that mineral powder can be effectively prevented from overflowing from the inside of the equipment and entering a working environment, the working environment of laboratory operators is improved, and the risk of harm of the mineral powder to human bodies is reduced.
3. The invention can easily realize the grabbing, arrangement and unloading of the rollers by arranging the loading and unloading device, and can carry a plurality of rollers to a detection laboratory at one time by arranging the roller conveying device matched with the loading and unloading device, thereby greatly reducing the labor intensity of laboratory operators, avoiding the occurrence that the rollers roll off and injure the operators, and greatly reducing the safety risk of equipment operation; meanwhile, the device has simple structure and low manufacturing cost, and can meet the multiple requirements of low cost and simple operation in a grinding laboratory, reduce the labor intensity and improve the working environment.
4. According to the invention, by adopting the technical scheme that the bottom of the seat plate is formed by a plurality of arcs, the size of the seat plate is reasonable, and the seat plate is prevented from colliding with the rack; adopt "the bedplate is provided with a plurality of clamping parts, the clamping part is including the technical scheme who is a plurality of fan ring claws that the annular distributes", and the ingenious setting of the fan ring claw of clamping part for inside being located the clamping part among the snatching process of cylinder, the cylinder can not drop, and the snatching process is steady, also makes equipment structure compacter, and is light and handy.
5. According to the invention, by adopting the technical scheme that the distance from the bottom surface of the inner diameter key groove to the central shaft of the driving wheel is smaller than the radius of the inner hole of the gear part, the driving wheel can be driven to rotate only when the key enters the shaft sleeve part, so that the thickness of the fixed gear can be thinner under the condition that the displacement of the driving wheel is determined, the processing difficulty of the gear is reduced, and the equipment structure is more compact.
6. According to the invention, the thickness of the fixed gear is larger than the sum of the thickness of the driving wheel and the maximum sliding displacement, so that the driving wheel is always meshed with the fixed gear in the movement process, the rotating seat is prevented from rotating when the equipment shakes, and the equipment is safer and more reliable to operate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an environmentally friendly rod mill according to the present invention;
FIG. 2 is a schematic view of the structure of the loading and unloading device;
FIG. 3 is a schematic view of the drum structure;
FIG. 4 is a view taken along line A of FIG. 3;
FIG. 5 is a schematic view of a slider structure;
FIG. 6 is a partial view of the handling device;
FIG. 7 is a schematic diagram of the relative positions of the roller and the rubber roller;
FIG. 8 is a schematic view of the structure of the grasping portion;
FIG. 9 is a perspective view of the grasping portion;
FIG. 10 is a schematic view of the position of the nip concentric with the drum;
FIG. 11 is a schematic view showing a position of the grip part gripping the rollers;
FIG. 12 is a schematic view of a roller conveyor;
FIG. 13 is a schematic view showing a baffle erection structure of the drum conveyor;
FIG. 14 is a schematic view of the bearing mounting of the upper left and right side plates of the dust cover;
FIG. 15 is a view from the direction B of FIG. 14;
FIG. 16 is a diagram showing the positional relationship between the driving wheel and the fixed gear when the grasping portion is in the grasping position;
FIG. 17 is a view showing the positional relationship between the driving wheel and the fixed gear when the grip portion is in the unloading position;
FIG. 18 is a schematic structural view of the rotary base;
fig. 19 is a schematic view of the carriage;
illustration of the drawings:
1. a first space; 2. a second space; 3. a third space; 100. a frame; 200. the upper part of the dust cover; 300. a dust cover lower part; 400. a rubber roller; 500. a drum; 510. a barrel; 511. a long groove; 520. a cylinder cover; 530. briquetting; 540. locking the bolt; 600. a handling device; 610. a U-shaped frame; 611. a fixed shaft; 612. a fixed gear; 620. a guide rail; 630. a slider; 631. an elastic member; 632. an electromagnet I; 640. a rotating base; 650. a carriage; 660. a grasping section; 661. a seat plate; 662. a clamping portion; 670. a driving wheel; 671. a gear portion; 672. a boss portion; 6722. an inner diameter keyway; 680. a rotating shaft; 681. a light axis part; 6811. a key; 682. a lead screw part; 690. a motor; 700. a drum conveying device; 710. a roller frame; 720. positioning the shaft; 730. a universal wheel; 740. a baffle plate; 750. a lifting platform; 800. a dust collecting box.
Detailed Description
In order to make the technical means, objectives and functions of the present invention easy to understand, the present invention will be further described with reference to the following embodiments.
The environment-friendly rod mill of the present invention, as shown in fig. 1 and 2, takes four rolls and fifty cylinders as an example, and comprises a frame 100, in this embodiment, the frame is made of steel. The rubber covered roller device comprises a dust cover upper part 200 fixedly arranged above a rack 100, a dust cover lower part 300 fixedly arranged below the rack 100, a plurality of rubber covered rollers 400 rotatably arranged on the rack 100, a driving device connected with the rubber covered rollers 400 and capable of driving the rubber covered rollers 400 to rotate at a high speed, and a roller 500, wherein the roller 500 is arranged above two adjacent rubber covered rollers 400; the rack 100 is further provided with a loading and unloading device 600, and one side of the rack 100 is provided with a roller conveying device 700 matched with the loading and unloading device 600.
As shown in fig. 14 and 15, the left and right side inner walls of the dust cover upper portion 200 are respectively provided with a plurality of bearings 210, as shown in fig. 14, the bearings 210 are arranged opposite to the roller 500, specifically, the axis of the bearings 210 is perpendicular to the axis of the roller 500, the bearings 210 are arranged in bearing sleeves, the bearing sleeves are welded on iron rods, and the iron rods are welded on the left and right side inner walls of the dust cover upper portion 200. When the ore grinding process, the roller 500 often moves left and right due to reasons such as shaking, even to contact with the left and right side plates, so that the left and right side plates on the upper portion 200 of the dust cover are worn and generate noise, the inner walls of the left and right side plates on the upper portion 200 of the dust cover are respectively provided with a plurality of bearings 210, and the bearings 210 and the roller 500 are arranged oppositely, so that the roller 500 can not be directly contacted with the side plates, but are in rolling contact with the bearings 210, and the abrasion of the roller 500 to the left and right side plates on the upper portion 200 of the dust cover can be prevented when the ore grinding process is carried out.
Specifically, be provided with a plurality of grinding pins in the cylinder 500, the grinding pin is cylindric or many prism-shaped rod irons, and its axial length is a little shorter than grinding vessel inside cavity axial dimension, preferably 3 cylinder-shaped rod irons in this embodiment. When the roller 500 rolls on the rubber roller 400 under the action of friction force, the grinding medium and the grinding rod inside the roller also roll along with the roller, the grinding rod and the grinding medium are lifted to a certain height under the action of centrifugal force and friction force and fall in a throwing or dropping state, and the grinding medium, the grinding rod and the inner wall of the roller 500 impact and grind each other during rolling, so that the purpose of crushing the grinding medium is achieved.
As shown in fig. 3 and 4, the drum 500 includes a drum body 510, and a drum cover 520 is connected to the drum body 510; a through long groove 511 is arranged at the opening end of the cylinder 510, and a pressing block 530 is arranged in the long groove 511; the pressing block 530 is provided with a threaded hole, a locking member is arranged in the threaded hole of the pressing block 530, and the locking member is preferably a locking bolt 540. Specifically, two through long grooves 511 are symmetrically arranged on the wall of the opening end of the cylinder 510, and two ends of the pressing block 530 can extend into the long grooves 511; the center of the pressing block 530 is provided with a threaded hole matched with the locking bolt 540, the cylinder cover 520 is locked at the opening end of the cylinder body 510 through the pressing block 530 and the locking bolt 540, and a rubber sealing ring is arranged between the cylinder cover 520 and the cylinder body 510, so that the overflow of mineral powder in the grinding process can be prevented. Adopt this with "cover 520 through briquetting 530 and locking bolt 540 locking on barrel 510" and "install rubber seal" between cover 520 and the barrel 510 technical scheme, can be so that the powdered ore in the grinding process cylinder 500 is difficult for spilling over, improves operational environment, and simultaneously, cover 520 locking is more firm, can effectively reduce cover 520 and barrel 510's collision noise.
As shown in FIG. 1, a dust collecting box 800 is connected below the lower part 300 of the dust cover, and the lower part 300 of the dust cover and the dust collecting box 800 are fixedly connected by adopting an elastic rubber ring and a bolt, so that the mineral powder can be effectively prevented from overflowing from the lower part of the equipment and entering the working environment.
Specifically, as shown in fig. 2, 5, and 6, the handling device 600 includes a U-shaped frame 610, the U-shaped frame 610 is slidably disposed on the frame 100, the U-shaped frame 610 is preferably made of an aluminum profile, the sliding of the U-shaped frame 610 can be manually performed, or existing mature linear motion devices such as a ball screw can be used, in this embodiment, in order to save the equipment cost, the reciprocating movement of the U-shaped frame 610 on the frame 100 is manually performed. Specifically, the U-shaped frame 610 is fixedly connected with a sliding block 630, the sliding block 630 is provided with a through guide hole, a guide rail 620 is arranged in the guide hole of the sliding block 630, the guide rail 620 is fixedly installed on the rack 100, and the sliding block 630 can slide on the guide rail 620 in a reciprocating manner so as to drive the U-shaped frame 610 to move in a reciprocating manner; the inside mounting hole of having seted up of slider 630, the fixed mounting of the mounting hole of slider 630 has elastic component 631, and elastic component 631 is connected with I632 of electro-magnet, I632 slidable mounting of electro-magnet is in the mounting hole of slider 630. The electromagnet I632 is connected with an electric control system. When the electric control system controls the electromagnet I632 to be electrified, under the action of magnetic force, the electromagnet I632 moves downwards to be in contact with the rack 100 and locks the sliding block 630 on the rack 100, and after the electromagnet I632 is powered off, the electromagnet I632 resets after being separated from the rack 100 under the action of the elastic piece 631 according to magnetic force information.
The U-shaped frame 610 is provided with a fixed shaft 611, and a fixed gear 612 is fixedly mounted on the fixed shaft 611. The fixed shaft 611 is rotatably connected with the rotating base 640, as shown in fig. 18, the rotating base 640 is provided with a rotating shaft 680, the upper part of the rotating shaft 680 is an optical axis part 681, the optical axis is provided with a key 6811, the lower part of the rotating shaft 680 is a screw rod part 682, the rotating shaft 680 is connected with a motor 690, the motor 690 is arranged on the rotating base 640, and the motor 690 is electrically connected with an electric control system; the device also comprises a carriage 650, as shown in fig. 19, a driving wheel 670 is rotatably connected to the upper part of the carriage 650, and the driving wheel 670 is meshed with the fixed gear 612; the lower part of the sliding frame 650 is sleeved with a lead screw part 682, and the sliding frame 650 can do linear reciprocating motion along the lead screw part 682; the carriage 650 is fixedly connected with a catching part 660.
Specifically, the transmission wheel 670 includes a gear portion 671 and a sleeve portion 672, the sleeve portion 672 is rotatably mounted on the upper portion of the carriage 650, the outer diameter of the gear portion 671 is larger than the outer diameter of the sleeve portion 672, the inner diameter of the gear portion 671 is larger than the inner diameter of the sleeve portion 672, and the sleeve portion 672 is provided with a through inner diameter key slot 6722 matched with the key 6811; the distance from the bottom surface of the inner diameter key groove 6722 to the central axis of the driving wheel 670 is smaller than the radius of the inner hole of the gear portion 671, so that the key 6811 can drive the driving wheel 670 to rotate when entering the boss portion 672, and thus, under the condition that the displacement of the driving wheel is determined, the thickness of the fixed gear 612 can be thinner, the processing difficulty of the gear 612 is reduced, and the equipment structure can be more compact.
The thickness of the fixed gear 612 is larger than the sum of the thickness of the driving wheel 670 and the maximum displacement of the carriage 650, so that the driving wheel 670 is always meshed with the fixed gear 612 in the moving process, and the rotating base 640 is prevented from rotating when the equipment shakes.
In this embodiment, as shown in FIGS. 16-17, the driving wheel 670 rotates the front grabbing part 660 by a rising distancel 1 The grabbing part 660 moves upwards along the screw rod part 682 in the process that the driving wheel 670 revolves around the fixed gear 612 by 180 degreesl 2 The thickness of the fixed gear 612 ish 1The thickness of the driving wheel 670 ish 2Then, thenh 1≥ h 2+l 2 +l 1 (ii) a So that the driving wheel 670 is always meshed with the fixed gear 612 in the process of translation and rotation, and the rotating seat 640 is prevented from rotating when the equipment shakes.
When the grabbing part 660 is arranged at the lowest position in use, as shown in fig. 16, the key 6811 is not in contact with the driving wheel 670, when the motor 690 rotates forward from the initial position, the rotating shaft 680 can be driven to rotate, the rotating shaft 680 rotates to drive the sliding frame 650 to move upwards, and then the grabbing part 660 and the driving wheel 670 are driven to move upwards; as shown in fig. 17, when the catching part 660 moves upwardl 1 After that, the key 6811 enters the inner diameter key groove 6722, and the driving wheel 670 is driven by the carriage 650 and the key 6811 to move upward and rotate along the fixed wheel 612; when the driving wheel 670 rotates 180 degrees along the fixed wheel 612, the motor stops rotating, and the grabbing part 660 reaches the set unloading position.
As shown in fig. 8-9, the grabbing part 660 comprises a seat plate 661, a plurality of clamping parts 662 matched with the drum 500 are welded on one side of the seat plate 661, specifically, the clamping parts 662 comprise a plurality of ring-shaped claws distributed annularly, the diameter of the circular arc of the inner wall of the ring-shaped claw is slightly larger than that of the drum 500, and the preferred difference is 2 mm.
As shown in fig. 7, taking four rubber rollers 400 and 5 rollers 500 as an example, a first space 1 is formed between two adjacent rubber rollers 400 and the rollers 500, a second space 2 is formed between the four rollers 500, a third space 3 is formed between three rollers 500 and the rubber rollers 400, the thickness of the fan-ring claw is determined according to the diameters of each rubber roller 400 and the roller 500, and the preferable thickness is 2-3mm, so that the fan-ring claw can be inserted into the first space 1, the second space 2 and the third space 3 without interfering with other components.
Specifically, the bottom of the seat plate 661 is formed by a plurality of arcs, so that the size of the seat plate 661 is reasonable, and the seat plate 661 is prevented from colliding with the rack 100; the ingenious setting of the sector ring claw of clamping part 662 for inside the cylinder 500's the in-process of snatching was located clamping part 662, the cylinder 500 can not drop, and the process of snatching is steady, also makes equipment structure compacter, and is light and handy.
As shown in fig. 12 and 13, the roller conveying device 700 includes a roller frame 710, a lifting platform 750 is fixedly mounted on the roller frame 710, the lifting platform 750 is electrically connected to an electric control system, the lifting platform 750 can be lifted by a hydraulic device, or can be lifted by a device such as an air cylinder or a lead screw nut, and the lifting platform 750 is a mature technology in the prior art and is not described herein again. The lifting platform 750 is fixedly provided with a plurality of positioning shafts 720, preferably, the positioning shafts 720 have the same diameter and the same number with the rubber roller 400, and the roller 500 can be placed between two adjacent positioning shafts 720. A universal wheel 730 is arranged below the roller frame 710, and the universal wheel 730 has a self-locking function; further, a baffle 740 is arranged on the roller frame 710, the baffle 740 is retractable, when the roller 500 is loaded and unloaded, the baffle 740 is put down, the baffle 740 stands up in the transportation process of the roller 500, and the roller 500 is prevented from falling off from the roller conveying device 700, so that a sample cannot be ground or a bruising accident is caused.
When the grabbing part 660 is located at the lowest position, the grabbing part 660 is a clamping position, and at the moment, the arc of the inner wall of the sector ring claw of the clamping part 662 is concentric with the roller 500. The grip 660 is positioned at the uppermost position as the unloading position of the grip 660, and the positional relationship between the nip 662 and the drum 500 is shown in fig. 11.
The handling device 600 is arranged at the rightmost side of the frame 100, and the initial position of the handling device 600 is the gripping position of the gripping part 660.
The initial position of the elevating platform 750 is set such that the elevating platform 750 is located at the lowest position, and at this time, the elevating platform 750 and the positioning shaft 720 are both located below the grasping portion 660 located at the unloading position.
The working principle of the environment-friendly rod mill is as follows:
after the device finishes the rod mill operation, the driving device is closed, and the upper part 200 of the dust cover is opened.
An electric control system is controlled to control the electromagnet I632 to be powered off, the U-shaped frame 610 is manually pushed to move to the clamping position of the roller 500 along the guide rail 620, at the moment, most of the roller 500 is located in the clamping portion 662, as shown in fig. 10, the arc of the inner wall of the sector ring claw of the clamping portion 662 is concentric with the roller 500, the electromagnet I632 is controlled to be powered on, and the sliding block 630 and the rack 100 are fixed together under the action of the electromagnet;
then, the motor 690 rotates forward to drive the rotating shaft 680 to rotate, and the rotating shaft 680 rotates to drive the sliding frame 650 to move upwards, so as to drive the grabbing part 660 and the driving wheel 670 to move upwards; as shown in fig. 16-17, as the catch 660 moves upwardl 1 After that, the key 6811 gradually enters the inner diameter key groove 6722, and the driving wheel 670 is driven by the carriage 650 and the key 6811 to move upward and rotate along the fixed wheel 612; when the driving wheel 670 rotates 180 ° along the fixed wheel 612, the motor 690 stops rotating, and the grabbing part 660 reaches the set unloading position.
Then the electromagnet I632 is controlled to be powered off, the U-shaped frame 610 is manually pushed to move to a proper position above the roller conveying device 700, the electromagnet I632 is controlled to be powered on, and the sliding block 630 and the rack 100 are locked;
controlling the lifting platform 750 to move upwards, wherein after the roller 500 is contacted with the positioning shaft 720, the positioning shaft 720 pushes the roller 500 to move upwards, and when the roller 500 is concentric with the arc of the inner wall of the sector ring claw of the clamping part 662, the roller 500 is not contacted with the clamping part 662 and is completely placed on the positioning shaft 720, and the lifting platform 750 stops moving;
controlling the electromagnet I632 to be powered off, manually pushing the U-shaped frame 610 to move towards the direction close to the rubber roller 400, so that the roller 500 is completely positioned outside the clamping part 662, and thus the roller 500 is placed on the positioning shaft 720;
controlling the lifting platform 750 to move downwards to an initial position;
then, the motor 690 is controlled to rotate reversely, the carriage 650 is driven to move downwards and rotate reversely by 180 degrees, the key 6811 is separated from the inner diameter key groove 6722, the motor 690 continues to rotate reversely, the carriage 650 is driven to move downwards continuously, the grabbing part 660 reaches the clamping position, and the unloading operation is completed at this time.
The above steps are repeated until the roller 500 is unloaded, the U-shaped frame 610 returns to the initial position at the rightmost side of the frame 100, and the sliding block 630 is locked with the frame 100.
The roller transport device 700 is manually pushed to the assay detection laboratory.
By adopting the handling device 600, a plurality of rollers 500 can be grabbed at one time, the arrangement and unloading of the rollers 500 can be easily realized by manually pushing the U-shaped frame 610, and the plurality of rollers 500 can be transported to a detection laboratory at one time by adopting the technical scheme that the handling device 600 is matched with the roller conveying device 700, so that the labor intensity of laboratory operators is greatly reduced, the accidents of injury caused by the rolling-off of the rollers 500 are avoided, and the safety risk of equipment operation is greatly reduced; meanwhile, the device has simple structure and low manufacturing cost, and can meet the multiple requirements of low cost and simple operation in a grinding laboratory, reduce the labor intensity and improve the working environment.
The words of front, back, left, right, up and down, etc. in the present invention are only for convenience of describing the structure and do not form a limitation on the technical solution. The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The environment-friendly rod mill is characterized by comprising a rack (100), wherein a plurality of rubber rollers (400) are rotatably arranged on the rack (1), a roller (500) is arranged above the rubber rollers (400), and the rubber rollers (400) are connected with a driving device; the rack (100) is also provided with a loading and unloading device (600), and one side of the rack (100) is provided with a roller conveying device (700) matched with the loading and unloading device (600); the assembling and disassembling device (600) comprises a U-shaped frame (610), the U-shaped frame (610) is arranged on the rack (100) in a sliding mode, a fixed shaft (611) is arranged on the U-shaped frame (610), and a fixed gear (612) is arranged on the fixed shaft (611); the fixed shaft (611) is rotatably connected with a rotating base (640), a rotating shaft (680) is arranged on the rotating base (640), a light shaft part (681) is arranged at the upper part of the rotating shaft (680), a clamping part is arranged on the light shaft part (681), a screw rod part (682) is arranged at the lower part of the rotating shaft (680), a motor (690) is connected with the rotating shaft (680), the motor (690) is arranged on the rotating base (640), and the motor (690) is connected with an electric control system; the device also comprises a sliding frame (650), wherein the upper part of the sliding frame (650) is rotatably connected with a driving wheel (670), and the driving wheel (670) is meshed with the fixed gear (612); the lower part of the sliding frame (650) is sleeved with the screw rod part (682); the sliding frame (650) is fixedly connected with a grabbing part (660);
the transmission wheel (670) comprises a gear part (671) and a shaft sleeve part (672), the shaft sleeve part (672) is rotatably arranged at the upper part of the sliding frame (650), the outer diameter of the gear part (671) is larger than the outer diameter of the shaft sleeve part (672), the inner diameter of the gear part (671) is larger than the inner diameter of the shaft sleeve part (672), and the shaft sleeve part (672) is provided with a through groove matched with the clamping part; the distance from the bottom surface of the through groove to the central axis of the driving wheel (670) is smaller than the radius of the inner hole of the gear part (671).
2. An environmentally friendly rod mill according to claim 1, characterized in that a dust cover upper part (200) is provided above the machine frame (100).
3. An environment-friendly rod mill according to any one of the preceding claims 2, characterized in that the roller conveying device (700) comprises a roller frame (710), the roller frame (710) is provided with a lifting platform (750), the lifting platform (750) is electrically connected with an electric control system, the roller frame (710) is provided with a plurality of positioning shafts (720), and the positioning shafts (720) are coaxially arranged with the rubber roller (400); and universal wheels (730) are arranged below the roller frame (710).
4. An environment-friendly rod mill according to any one of the preceding claims 3, characterized in that a dust cover lower part (300) is arranged below the machine frame (100), a dust collecting box (800) is connected to the dust cover lower part (300), and an elastic rubber ring is arranged between the dust cover lower part (300) and the dust collecting box (300).
5. An environmentally friendly rod mill according to any one of claims 1-4, wherein the gripping part (660) comprises a saddle plate (661), the saddle plate (661) being provided with a number of clamping parts (662), the clamping parts (662) comprising a number of ring sectors arranged in a ring.
6. An environmentally friendly rod mill according to claim 5, wherein the thickness of the fixed gear (612) is greater than the sum of the thickness of the drive wheel (670) and the maximum displacement of the carriage (650).
7. An environmentally friendly rod mill according to any one of claims 1-4, wherein the drum (500) comprises a drum body (510), a drum cover (520) being attached to the drum body (510); a through long groove (511) is formed in the opening end of the cylinder (510), and a pressing block (530) is arranged in the long groove (511); the pressing block (530) is provided with a threaded hole, and a locking piece is arranged in the threaded hole of the pressing block (530).
8. An environmentally friendly rod mill according to claim 7, wherein a rubber sealing ring is provided between the cylinder cover (520) and the cylinder body (510).
9. An environmentally friendly rod mill according to claim 5, characterized in that the bottom of the saddle plate (661) is comprised of several circular arcs.
10. A method of using the environmentally friendly rod mill as defined in claim 3, comprising the steps of:
setting the grabbing part (660) as a clamping position of the grabbing part (660) when the grabbing part (660) is located at the lowest position, and setting the grabbing part (660) as an unloading position of the grabbing part (660) when the grabbing part (660) is located at the highest position; arranging the handling device (600) at the rightmost side of the rack (100), wherein the grabbing part (660) is the initial position of the handling device (600) when being at the clamping position; setting the lifting platform (750) as the initial position of the lifting platform (750) when the lifting platform (750) is located at the lowest position;
after the equipment finishes the rod mill, closing the driving device and opening the upper part (200) of the dust cover;
controlling the U-shaped frame (610) to move to the clamping position of the roller (500) on the frame (100); then, the motor (690) rotates forwards to drive the rotating shaft (680) to rotate, the rotating shaft (680) rotates to drive the sliding frame (650) to move upwards, and then the grabbing part (660) and the driving wheel (670) are driven to move upwards; after the grabbing part (660) moves upwards for a set distance, the clamping part enters the through groove, and the driving wheel (670) moves upwards and rotates along the fixed wheel (612) under the double drive of the sliding frame (650) and the clamping part; after the transmission wheel (670) rotates 180 degrees along the fixed wheel (612), the motor (690) stops rotating, and the grabbing part (660) reaches a set unloading position; then the U-shaped frame (610) is controlled to move above the roller conveying device (700), the lifting platform (750) is controlled to move upwards, and when the positioning shaft (720) pushes the roller (500) to move to be concentric with the circular arc of the inner wall of the fan-shaped ring claw of the clamping part (662), the lifting platform (750) stops moving; controlling the U-shaped frame 610 to move towards the direction close to the rubber roller (400) until the roller (500) is completely positioned outside the clamping part (662); controlling the lifting platform (750) to move downwards to an initial position; then, the motor (690) is controlled to rotate reversely, after the motor (690) rotates reversely to drive the sliding frame (650) to move downwards and rotate reversely for 180 degrees, the clamping part is separated from the through groove, the motor (690) continues to rotate reversely to drive the sliding frame (650) to move downwards continuously, the grabbing part (660) reaches a clamping position, and the unloading work is finished at the time; repeating the steps until the unloading of the roller (500) is completed.
CN201911302421.9A 2019-12-17 2019-12-17 Environment-friendly rod mill and using method thereof Active CN111135911B (en)

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