Chemical raw material fine treatment method
Technical Field
The invention belongs to the technical field of chemical raw material preparation, and particularly relates to a fine treatment method for chemical raw materials.
Background
The human beings have close relationship with chemical engineering and are popularized in various aspects of life. In modern life, chemical products can not be left at all times and places, and the chemical products are needed to serve from material life such as clothes, food, live, and walk to mental life such as culture, art and entertainment. Some chemical products play an epoch-making important role in the development history of human beings. Their production and use even represent a certain historical stage of human civilization.
The chemical raw material fine processing method adopted in the market at present mainly adopts a raw material mill which is of a single-bin structure, and a mill lining plate is combined and designed, so that different lining plate structures are adopted in different stages in the raw material mill, and the grinding efficiency is greatly improved. The working pressure in the raw material mill is negative pressure, so that the powder leakage phenomenon is effectively prevented. The series of products are mainly used for grinding raw materials of cement plants, and are also suitable for grinding various ores and other grindable materials in industrial and mining enterprises of metallurgy, chemical industry, electric power and the like. The raw material mill usually adopts an edge transmission mode, materials to be milled continuously and uniformly enter the raw material mill through a feeding machine, a motor drives a mill cylinder to rotate through a speed reducer, the materials firstly enter a first mill bin along a hollow shaft in a spiral mode, a steel ball medium and the materials in the mill are subjected to the friction action and the centrifugal force generated by the rotary rotation of the cylinder, the materials are brought to a certain height under the action of the centrifugal force, the material curtain is scattered and discharged, then is beaten and ground by steel balls, the crushed finished product is discharged from a mill and is sorted out by a sorting device to obtain qualified materials, the unqualified materials in the circulating grinding system continuously return to the grinding machine to be struck and ground by the grinding body until the fineness is qualified, however, the general vertical mill structure for raw materials comprises a grinding disc, a grinding roller, a center frame and a hydraulic tension system, and the vertical mill structure is quite complex in composition structure, large in size and inconvenient to transport.
In view of the above, according to the chemical raw material fine processing method provided by the invention, the chemical raw materials are added into the grinding cylinder through the feeding hole on the wall of the grinding cylinder in the chemical raw material grinding equipment, the chemical raw materials are preliminarily cut by the cutter on the mounting seat, and then the cut chemical raw materials are extruded and ground through the grinding head, so that the whole grinding process is driven by the grinding motor, the structure is simple, the operation is easy, and the grinding cost is low.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a chemical raw material fine processing method which is mainly used for providing a chemical raw material fine processing method. According to the invention, chemical raw materials are added into the grinding cylinder through the feeding hole arranged at the top of the grinding cylinder in the grinding equipment, and fall onto the rotating table, so that full cutting and grinding are realized under the mutual cooperation of the blade and the grinding head.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a chemical raw material fine processing method, which adopts grinding equipment, wherein the grinding equipment comprises a grinding cylinder, a grinding motor, a sliding unit, a grinding unit and a return unit, the grinding cylinder is cylindrical, the central axis of the grinding cylinder is vertically placed, the top of the grinding cylinder is provided with a feeding hole, and the side wall of the bottom of the grinding cylinder is provided with a material taking hole; the grinding motor is arranged at the top of the grinding cylinder; the sliding unit is arranged in the inner wall of the grinding cylinder and is used for grinding chemical raw materials in cooperation with the grinding unit; the grinding unit and the return unit are positioned in the grinding cylinder, the grinding unit is positioned above the return unit, the grinding unit is used for grinding chemical raw materials, and the return unit is used for recovering chemical powder formed by the ground chemical raw materials;
the grinding unit comprises a rotary table, a first support rod, a screw rod sliding block mechanism and a grinding head, the rotary table is horizontally arranged at the bottom of a shaft of the grinding motor and is in a circular table shape, the side surface of the rotary table is of an arc-shaped structure, and a bulge is arranged at the bottom of the side surface of the rotary table and is vertically and upwards connected with the cutter; the first supporting rods are symmetrically arranged at the bottom of the rotating platform and are symmetrical L-shaped; the screw rod sliding block mechanism is arranged on the first supporting rod; the grinding head is connected to the bottom of a screw rod of the screw rod sliding block mechanism and is hemispherical. During operation, the grinding motor drives the rotating table to rotate back and forth in the forward direction and the reverse direction, so that the first supporting rod and the lead screw sliding block mechanism are driven to rotate, a lead screw in the lead screw sliding block mechanism drives the grinding head to move up and down to fully extrude chemical raw materials, and the grinding efficiency of the chemical raw materials is effectively improved.
The method comprises the following steps:
the method comprises the following steps: pretreatment: the method has the advantages that the slag of large-scale solid matters in the chemical raw materials is removed, and the influence of the solid matters doped in the chemical raw materials on the quality of the processed chemical raw materials is prevented;
step two: feeding: pouring the chemical raw materials subjected to slag removal in the step one into a grinding cylinder from a feeding port at the top of the grinding cylinder, and cutting and grinding the chemical raw materials by grinding equipment in the grinding cylinder;
step three: cutting: after the chemical raw materials fall onto the rotating table inside the grinding cylinder in the second step, the grinding motor is started, the grinding motor drives the rotating table to rotate, cutters on the mounting seat and the rotating table cut the chemical raw materials, and the cut chemical raw materials fall onto the first top plate at the bottom of the grinding cylinder;
step four: grinding: after the chemical raw materials fall onto the first top plate in the third step, the rotary table is controlled to rotate to drive the first supporting rod to rotate, the sliding block in the screw rod sliding block mechanism slides on the first supporting rod, so that a screw rod in the screw rod sliding block mechanism is driven to move downwards, a screw rod in the screw rod sliding block mechanism drives a grinding head to move downwards to grind the chemical raw materials on the first top plate, and the chemical raw materials are changed into chemical powder;
step five: collecting: starting a ventilator, enabling chemical powder on the top plate in the first step to move upwards, enabling the chemical powder to fall onto the baffle plate under the action of self gravity, and then falling to the bottom of the grinding cylinder through the material passing holes in the baffle plate, so that the chemical powder collection work can be conveniently carried out;
step six: taking materials: and (4) manually taking out the chemical powder ground in the step five from the material taking port.
The sliding unit comprises a mounting box, a guide rod, a second sliding block, a pulley, a first sliding telescopic rod, a third spring and a first supporting rod, the mounting box is a rectangular box body, the mounting box is symmetrically mounted on the side wall of the grinding cylinder, and sliding rails are horizontally arranged on the front wall and the rear wall of the mounting box; the guide rod is vertically arranged in the mounting box, and two ends of the guide rod are connected with the top and the bottom of the mounting box; the second sliding block is slidably arranged on the guide rod; the pulley is slidably mounted on a slide rail on the front wall and the rear wall of the mounting box; the first sliding telescopic rod is horizontally arranged in the mounting box, one end of the first sliding telescopic rod is connected with the second sliding block, and the other end of the first sliding telescopic rod is connected with the pulley; the third spring is sleeved on the first sliding telescopic rod, one end of the third spring is connected with the pulley, and the other end of the third spring is connected with the second sliding block; a bracing piece horizontal symmetry sets up inside the grinding vessel, and the one end of a bracing piece is connected with the lead screw in the lead screw slider mechanism, and the other end and the slider of No. two sliders of a bracing piece are connected. During operation, the revolving stage rotates can produce torsion to No. two sliders through lead screw slider mechanism and a bracing piece, and the lead screw that sets up in the setting resolvable partly lead screw slider mechanism of No. three springs and a slip telescopic link rotates the torsion to No. two sliders productions, extension fixture's life.
The return unit comprises a first cylinder, a first top plate, a baffle and a ventilator, the first cylinder is vertically connected to the center of the bottom layer in the grinding cylinder, and the first cylinder is of a bottomless cylinder type; the first top plate is vertically arranged inside the first cylinder, the first top plate is in a cylinder shape, the top of the first top plate is provided with an arc-shaped groove, and the bottom of the first top plate is vertically and upwards provided with a channel; the grinding cylinder is characterized in that the baffle is of a bottomless circular truncated cone shape, one end of the baffle is connected with the side edge of the arc-shaped groove in the top of the first top plate, the other end of the baffle is connected with the inner wall of the grinding cylinder, and material passing holes are uniformly formed in the baffle; the ventilator is arranged at the bottom of the grinding cylinder. During operation, open the ventilation blower, the ventilation blower is bloied upwards, prevents that chemical industry powder from flowing away from the passageway, improves chemical industry powder's collection efficiency.
The inner wall of the grinding cylinder is horizontally provided with an annular mounting seat, one mounting seat is arranged, and the mounting seats are positioned above the bottom of the rotating table; the bottom of the mounting seat is vertically connected with the cutters downwards, and the cutters at the bottom of the mounting seat and the cutters on the protrusions of the rotating table are arranged in a staggered mode. The cutters arranged in a staggered mode can improve the cutting efficiency of chemical raw materials, and subsequent grinding work is carried out more smoothly.
The grinding cylinder is internally and horizontally and symmetrically provided with four fixing plates, and the fixing plates are positioned above and below the mounting box; vertical sealed cloth that sets up between the fixed plate, sealed cloth pass through No. four spring mounting on the fixed plate, and sealed cloth is made by the rubber material, and the dust falls into on the guide arm and influences the slip of No. two sliders on the guide arm when sealed cloth is used for avoiding grinding industrial chemicals, makes industrial chemicals's grinding process more smooth.
The novel pneumatic pipeline is characterized in that a stop block is arranged in the channel, air holes are vertically formed in the stop block, grooves are formed in two sides of the channel, a second sliding telescopic rod is vertically connected in each groove, the top end of the second sliding telescopic rod is horizontally connected with a supporting block, the supporting block is connected with the stop block, a second spring is sleeved on the second sliding telescopic rod, the bottom of the second spring is connected with the grooves, and the top of the second spring is connected with the bottom of the supporting block. During operation, chemical industry powder is when the passageway, and No. two slip telescopic links and supporting shoe can prevent the dog downstream in the passageway to avoid more chemical industry powder to flow away from the passageway of a roof, reduce the loss volume of chemical industry powder, improve the collection efficiency of chemical industry powder.
The invention has the beneficial effects that:
1. according to the chemical raw material fine processing method, the first step and the second step are used for carrying out primary processing on the chemical raw materials, the third step and the fourth step are used for cutting and grinding the chemical raw materials entering the grinding cylinder, and the fifth step and the sixth step are used for collecting the ground chemical raw materials.
2. According to the chemical raw material fine treatment method, the grinding equipment adopted in the invention is provided with the sliding unit and the second support rod, and the sliding unit can limit the movement direction of the screw rod in the screw rod sliding block mechanism when sliding in the first sliding groove, so that the screw rod can drive the grinding head to vertically move downwards to fully grind the chemical raw materials.
3. According to the chemical raw material fine treatment method, the grinding equipment adopted in the invention is provided with the stop block in the channel in the first top plate, the second sliding telescopic rod and the second spring, so that chemical powder is prevented from flowing away from the channel of the first top plate, more chemical powder falls into the bottom of the grinding cylinder through the material passing hole in the baffle plate under the action of the ventilator for collection, and resource waste is avoided.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a schematic view of the structure of the polishing apparatus;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a cross-sectional view B-B of FIG. 2;
in the figure: the grinding device comprises a grinding cylinder 1, a grinding motor 2, a sliding unit 3, a grinding unit 4, a return unit 5, a feeding port 11, a material taking port 12, a rotating table 41, a first support rod 42, a screw rod slide block mechanism 43, a grinding head 44, a cutter 6, a mounting box 31, a guide rod 32, a second slide block 33, a pulley 34, a first sliding telescopic rod 35, a third spring 36, a first support rod 37, a first cylinder 50, a first top plate 51, a baffle plate 52, a material passing hole 521, a ventilator 53, a mounting seat 7, a fixing plate 8, sealing cloth 9, a fourth spring 10, a channel 511, a stop block 5111, a second sliding telescopic rod 5112, a supporting block 5113 and a second spring 91.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the method for finely processing chemical raw materials according to the present invention employs a grinding apparatus, the grinding apparatus includes a grinding cylinder 1, a grinding motor 2, a sliding unit 3, a grinding unit 4 and a return unit 5, the grinding cylinder 1 is cylindrical, a central axis of the grinding cylinder 1 is vertically disposed, a feeding port 11 is provided at the top of the grinding cylinder 1, and a material taking port 12 is provided at the side wall of the bottom of the grinding cylinder 1; the grinding motor 2 is arranged at the top of the grinding cylinder 1; the sliding unit 3 is arranged in the inner wall of the grinding cylinder 1, and the sliding unit 3 is used for matching with the grinding unit 4 to grind chemical raw materials; the grinding unit 4 and the return unit 5 are positioned in the grinding cylinder 1, the grinding unit 4 is positioned above the return unit 5, the grinding unit 4 is used for grinding chemical raw materials, and the return unit 5 is used for recovering chemical powder formed by the ground chemical raw materials;
the grinding unit 4 comprises a rotary table 41, a first support rod 42, a screw rod sliding block mechanism 43 and a grinding head 44, wherein the rotary table 41 is horizontally arranged at the bottom of a shaft of the grinding motor 2, the rotary table 41 is in a circular table shape, the side surface of the rotary table 41 is in an arc-shaped structure, and the bottom of the side surface of the rotary table 41 is provided with a bulge which is vertically and upwards connected with the cutter 4; the first supporting rods 42 are symmetrically arranged at the bottom of the rotating platform 41, and the first supporting rods 42 are symmetrical L-shaped; the screw rod sliding block mechanism 43 is arranged on the first supporting rod 42; the grinding head 44 is connected to the bottom of the lead screw slider mechanism 43, and the grinding head 44 is hemispherical. During operation, the grinding motor 2 drives the rotating table 41 to rotate back and forth in the forward direction and the reverse direction, so as to drive the first supporting rod 42 and the lead screw sliding block mechanism 43 to rotate, the lead screw in the lead screw sliding block mechanism 43 drives the grinding head 44 to move up and down to fully extrude chemical raw materials, and the grinding efficiency of the chemical raw materials is effectively improved.
The method comprises the following steps:
the method comprises the following steps: pretreatment: the method has the advantages that the slag of large-scale solid matters in the chemical raw materials is removed, and the influence of the solid matters doped in the chemical raw materials on the quality of the processed chemical raw materials is prevented;
step two: feeding: pouring the chemical raw materials subjected to slag removal in the step one into the grinding cylinder 1 from a feeding port 11 at the top of the grinding cylinder 1, and cutting and grinding the chemical raw materials by grinding equipment in the grinding cylinder 1;
step three: cutting: after the chemical raw materials fall onto the rotating table 41 in the grinding cylinder 1 in the step two, the grinding motor 2 is started, the grinding motor 2 drives the rotating table 41 to rotate, the cutters 6 on the mounting base 7 and the rotating table 41 cut the chemical raw materials, and the cut chemical raw materials fall onto the top plate 51 at the bottom of the grinding cylinder 1;
step four: grinding: after the chemical raw materials fall onto the first top plate 51 in the third step, the rotating platform 41 is controlled to rotate to drive the first supporting rod 42 to rotate, the sliding block in the screw rod sliding block mechanism 43 slides on the first supporting rod 42, so that the screw rod in the screw rod sliding block mechanism 44 is driven to move downwards, the screw rod in the screw rod sliding block mechanism 44 drives the grinding head 44 to move downwards to grind the chemical raw materials on the first top plate 41, and the chemical raw materials are changed into chemical powder;
step five: collecting: the ventilator 53 is started, the chemical powder on the first top plate 51 moves upwards in the fourth step, the chemical powder firstly falls onto the baffle plate 52 under the action of self gravity, and then falls onto the bottom of the grinding cylinder 1 through the material passing hole 521 on the baffle plate 52, so that the chemical powder collection work is facilitated;
step six: taking materials: and (4) manually taking out the chemical powder ground in the fifth step from the material taking port 12.
The sliding unit 3 comprises a mounting box 31, a guide rod 32, a second sliding block 33, a pulley 34, a first sliding telescopic rod 35, a third spring 36 and a first supporting rod 37, the mounting box 31 is a rectangular box body, the mounting box 31 is symmetrically mounted on the side wall of the grinding cylinder, and sliding rails are horizontally arranged on the front wall and the rear wall of the mounting box 31; the guide rod 32 is vertically arranged inside the mounting box 31, and two ends of the guide rod 32 are connected with the top and the bottom of the mounting box 31; the second sliding block 33 is slidably mounted on the guide rod 32; the pulleys 34 are slidably mounted on the slide rails on the front wall and the rear wall of the mounting box 31; the first sliding telescopic rod 35 is horizontally arranged in the mounting box 31, one end of the first sliding telescopic rod 35 is connected with the second sliding block 33, and the other end of the first sliding telescopic rod 35 is connected with the pulley 34; the third spring 36 is sleeved on the first sliding telescopic rod 35, one end of the third spring 36 is connected with the pulley 34, and the other end of the third spring 36 is connected with the second sliding block 33; the first support rod 37 is horizontally and symmetrically arranged inside the grinding cylinder 1, one end of the first support rod 37 is connected with a screw rod in the screw rod sliding block mechanism 43, and the other end of the first support rod 37 is connected with the second sliding block 33. During operation, revolving stage 41 rotates and can produce torsion to No. two sliders 33 through lead screw slider mechanism 43 and a bracing piece 37, and the setting of No. three spring 36 and a slip telescopic link 35 can decompose the lead screw rotation in some lead screw slider mechanism 43 and produce torsion to No. two sliders 33, extension device's life.
The return unit 5 comprises a first cylinder 50, a first top plate 51, a baffle plate 52 and a ventilator 53, wherein the first cylinder 50 is vertically connected to the center of the bottom layer in the grinding cylinder 1, and the first cylinder 50 is of a bottomless cylinder type; the first top plate 51 is vertically arranged inside the first cylinder 50, the first top plate 51 is cylindrical, the top of the first top plate 51 is an arc-shaped groove, and the bottom of the first top plate 51 is vertically and upwardly provided with a channel 511; the baffle plate 52 is of a bottomless circular truncated cone shape, one end of the baffle plate 52 is connected with the side edge of the circular arc groove at the top of the first top plate 51, the other end of the baffle plate 52 is connected with the inner wall of the grinding cylinder 1, and material passing holes 521 are uniformly formed in the baffle plate 52; the ventilator 53 is provided at the bottom of the grinding cylinder 1. During operation, start ventilation blower 53, ventilation blower 53 bloies upwards, prevents that chemical industry powder from flowing away from passageway 511, improves chemical industry powder's collection efficiency.
The inner wall of the grinding cylinder 1 is horizontally provided with an installation base 7, the installation bases 7 are annular, one installation base 7 is arranged, and the installation base 7 is positioned above the bottom of the rotating table 41; the bottom of the mounting seat 7 is vertically connected with the cutters 4 downwards, and the cutters 4 at the bottom of the mounting seat 7 are arranged in a staggered mode with the cutters 4 on the protrusions of the rotating platform 41. The cutters 4 arranged in a staggered manner can improve the cutting efficiency of chemical raw materials, so that the subsequent grinding work is more smooth.
The grinding cylinder 1 is internally and horizontally and symmetrically provided with four fixing plates 8, and the fixing plates 8 are positioned above and below the mounting box 31; vertical sealed cloth 9 that sets up between the fixed plate 8, sealed cloth 9 installs on fixed plate 8 through No. four springs 10, and sealed cloth 9 is made by the rubber material, and the dust falls into on the guide arm 32 and influences the slip of No. two sliders 33 on the guide arm 32 when sealed cloth 9 is used for avoiding grinding industrial chemicals, makes industrial chemicals's grinding process more smooth.
Set up dog 5111 in the passageway 511, vertically set up the gas pocket on the dog 5111, the recess is seted up to passageway 511 both sides, vertical connection No. two slip telescopic link 5112 in the recess, No. two slip telescopic link 5112 top horizontal connection supporting shoe 5113, supporting shoe 5113 is connected with dog 5111, and the cover has No. two spring 91 on No. two slip telescopic link 5112, and No. two spring 91 bottom and groove connection, No. two spring 91 top and supporting shoe 5113 bottom are connected. During operation, chemical industry powder is during through passageway 511, and No. two slip telescopic link 5112 and supporting shoe 5113 can prevent dog 5111 downstream in the passageway 511 to avoid more chemical industry powder to flow away from the passageway 511 of a roof 51, reduce the loss volume of chemical industry powder, improve the collection efficiency of chemical industry powder.
When the grinding device is used, chemical raw materials are fed into the grinding cylinder 1 from the feeding port 11, the upward-bent arc-shaped structure at the bottom of the side surface of the rotating table 41 plays a role in guiding the chemical raw materials and can delay the falling of the chemical raw materials; starting the grinding motor 2, driving the rotating table 41 to rotate forward and backward by the grinding motor 2, and carrying out primary cutting on the chemical raw materials by the cutters 6 on the mounting seat 7 and the protrusions of the rotating table 41; the rotating platform 41 can generate torsion on the second sliding block 33 through the screw rod sliding block mechanism 43 and the first supporting rod 37, the third spring 36 and the first sliding telescopic rod 35 can decompose the torsion generated on the second sliding block 33 by the rotation of a screw rod in a part of the screw rod sliding block mechanism 43, and the service life of the device is prolonged.
The chemical raw materials after being cut move downwards under the action of the rotating table 41 and fall into the circular arc-shaped groove at the top of the first top plate 51, the screw rod in the screw rod sliding block mechanism 43 drives the grinding head 44 to move downwards to fully extrude and grind the chemical raw materials in the circular arc-shaped groove, and the grinding efficiency of the chemical raw materials is effectively improved.
The ventilator 53 is started, the ventilator 53 blows air into the channel 511 of the first top plate 51, so that the chemical powder falling on the first top plate 51 is blown into the baffle plate 52, finally, the chemical powder falls into the bottom of the grinding cylinder 1 through the material passing hole 521 on the baffle plate 52, and the ground chemical powder is taken out through the material taking port 12.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. 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.