Method for recovering metal lead and zinc
Technical Field
The invention relates to the technical field of lead and zinc recovery, in particular to a method for recovering metal lead and zinc.
Background
In the production process of many factories, a lot of lead-zinc-plated plates are used, some leftover materials are left in use, and direct discarding or recycling causes waste of surface lead and zinc and increases subsequent production cost.
The existing lead-zinc recovery method mainly comprises the steps of simply cutting a plate and then extracting lead and zinc by a chemical extraction method, but the plate still has larger volume and slower reaction speed only by simply carrying out transverse cutting; the friction between the plate and the blade is large during cutting, so that the blade is easy to abrade and damage.
disclosure of Invention
Aiming at the problems in the prior art, the invention provides a method for recovering metal lead and zinc, which cleans a metal plate and heats the metal plate at the same time, so that the purpose of softening the metal plate is achieved, the subsequent cutting operation is facilitated, and the abrasion of a cutter is reduced.
The technical scheme adopted by the invention for solving the technical problems is as follows: a method for recovering metal lead and zinc comprises the following steps:
S1, cleaning the metal plate by using a water gun, wherein the water for cleaning is hot water at 100 ℃;
S2, after S1 is finished, conveying the cleaned metal plate to cutting equipment for cutting the plate, and cutting the processed metal plate into small pieces for subsequent smelting;
S3, putting the metal plate cut into small blocks in the step S2 into a smelting furnace for smelting and recycling;
The cutting equipment adopted in the method comprises a supporting mechanism, a lubricating mechanism, a first cutting mechanism, a second cutting mechanism and a protective plate; the lubricating mechanism is arranged at the top of the supporting mechanism and used for lubricating the recovered plate; the first cutting mechanism is arranged on one side of the lubricating mechanism and used for transversely cutting the recovered plate; the second cutting mechanism is arranged on one side of the first cutting mechanism and used for vertically cutting the recovered plate; the top of the first cutting mechanism and the top of the second cutting mechanism are provided with the protection plates.
Specifically, the supporting mechanism comprises a supporting column, a supporting frame and a conveying belt, wherein the supporting column is vertically arranged on the bottom surface of the supporting frame, and the supporting frame is symmetrically arranged on two sides of the conveying belt.
specifically, the lubricating mechanism comprises an oil storage tank, a fixed plate, a fixed column, a sponge sleeve, a first infusion tube, a second infusion tube and a liquid distribution tube, the oil storage tank is arranged at the top of the conveying belt in parallel, the oil storage tank and the supporting frame are distributed in a mutually perpendicular mode, the bottom of the oil storage tank is symmetrically provided with the fixed plate, the inner wall of the fixed plate is connected with the fixed column in a rotating mode, the sponge sleeve is glued to the outer wall of the fixed column, the first infusion tube is embedded into the fixed plate, the first infusion tube is communicated with the oil storage tank, the first infusion tube is communicated with the second infusion tube, the liquid distribution tube is arranged on the side wall of the second infusion tube in an annular array communication tube, the distribution length of the liquid distribution tube is equal to the length of the sponge sleeve, the liquid distribution tube is communicated to the sponge sleeve, the, The liquid distributing pipes are arranged inside the fixing columns.
Specifically, first cutting mechanism includes first mounting box, first rotation motor, first rotary column and first cutting blade, first mounting box symmetry is located the top surface of support frame, rotate between the first mounting box and be connected with first rotary column, the perpendicular equidistance distribution of outer wall of first rotary column has first cutting blade, first rotary column rotates to be connected first rotation motor.
Specifically, the second cutting mechanism comprises a second rotary column, a second cutting blade, a first driving mechanism, a second mounting box, a second driving mechanism, a third mounting box and a pneumatic rod, the second mounting box and the third mounting box are both arranged on the top surface of the support frame, the second rotary column is arranged between the second mounting box and the third mounting box, a first limiting groove is arranged in the second mounting box, a second limiting groove is arranged in the third mounting box, the outer wall of the second rotating column is vertically provided with the second cutting blades at equal intervals, one end of the second rotating column, which is close to the second mounting box, is provided with the first driving mechanism, and one end of the second rotating column, which is close to the third mounting box, is provided with the second driving mechanism, and the bottom surfaces of the second mounting box and the third mounting box are vertically provided with the pneumatic rod.
Specifically, first actuating mechanism includes that the second rotates motor and first limiting slide, the second rotates the motor and rotates the connection the second rotary column, the back that the second rotated the motor is equipped with first limiting slide, first limiting slide imbed in the inside of first spacing groove.
Specifically, the second driving mechanism is arranged in the third mounting box and comprises a second limiting sliding block, a third rotating motor, a gear and a toothed plate, the second limiting sliding block is embedded in the second limiting groove, the second limiting sliding block is fixed at the back of the third rotating motor, the third rotating motor is rotatably connected with the gear, and the gear is meshed with the toothed plate.
Specifically, the bottom vertical fixation of pneumatic rod connects the clamp plate, the clamp plate parallel is located the top of conveyer belt, the surface of clamp plate open have a plurality ofly with the relative cutting groove that sets up of second cutting blade.
the invention has the beneficial effects that:
(1) According to the cutting equipment adopted in the method, a second cutting mechanism is added on the basis of a traditional transverse cutting mode for vertical cutting, the first driving mechanism can drive the second cutting blade to rotate, and the second driving mechanism drives the second cutting blade to integrally translate, so that the recovered plate is divided into a plurality of square small blocks, the contact surface for reaction extraction is larger, and the efficiency is higher.
(2) according to the cutting equipment adopted in the method, the plate can be compressed through the pressing plate, the plate is prevented from being forced to bounce in the cutting process, the cutting is more stable, and the protection performance can be further improved due to the arrangement of the protection plate.
(3) according to the cutting equipment adopted in the method, the lubricating mechanism can paint lubricating oil on the surface of the plate, so that the cutting is smoother, and the abrasion loss of the blade is reduced.
Drawings
the invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a cutting apparatus used in the present method;
FIG. 2 is a schematic structural view of the second cutting mechanism shown in FIG. 1;
FIG. 3 is a schematic view of the platen shown in FIG. 1;
Fig. 4 is a schematic structural view of the lubrication mechanism shown in fig. 1.
In the figure: 1. a supporting mechanism, 11, a supporting column, 12, a supporting frame, 13, a conveying belt, 2, a lubricating mechanism, 21, an oil storage tank, 22, a fixing plate, 23, a fixing column, 24, a sponge sleeve, 25, a first infusion tube, 26, a second infusion tube, 27, a liquid distribution tube, 3, a first cutting mechanism, 31, a first mounting box, 32, a first rotating motor, 33, a first rotating column, 34, a first cutting blade, 4, a second cutting mechanism, 41, a second rotating column, 42, a second cutting blade, 43, a first driving mechanism, 431, a second rotating motor, 432, a first limiting slide block, 44, a second mounting box, 441, a first limiting groove, 45, a second driving mechanism, 451, a second limiting slide block, 452, a third rotating motor, 453, a gear, 454, a toothed plate, 46, a third mounting box, 461, a second limiting groove, 47, a pneumatic rod, 5, a pressing plate, 51 and a cutting groove, 6. and (5) protecting the board.
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. 1-4, the method for recovering metallic lead and zinc in the invention comprises the following steps:
S1, cleaning the metal plate by using a water gun, wherein the water for cleaning is hot water at 100 ℃;
S2, after S1 is finished, conveying the cleaned metal plate to cutting equipment for cutting the plate, and cutting the processed metal plate into small pieces for subsequent smelting;
s3, putting the metal plate cut into small blocks in the step S2 into a smelting furnace for smelting and recycling;
the cutting equipment adopted in the method comprises a supporting mechanism 1, a lubricating mechanism 2, a first cutting mechanism 3, a second cutting mechanism 4 and a protective plate 6; the lubricating mechanism 2 is arranged at the top of the supporting mechanism 1, and the lubricating mechanism 2 is used for lubricating the recovered plate; one side of the lubricating mechanism 2 is provided with the first cutting mechanism 3, and the first cutting mechanism 3 is used for transversely cutting the recovered plate; one side of the first cutting mechanism 3 is provided with the second cutting mechanism 4, and the second cutting mechanism 4 is used for vertically cutting the recovered plate; the top parts of the first cutting mechanism 3 and the second cutting mechanism 4 are provided with the protection plate 6.
specifically, as shown in fig. 1, the supporting mechanism 1 includes a supporting column 11, a supporting frame 12 and a conveying belt 13, the supporting column 11 is vertically disposed on a bottom surface of the supporting frame 12, and the supporting frame 12 is symmetrically disposed on two sides of the conveying belt 13; the equipment can be supported through the support columns 11, and the conveying belt 13 can convey the plates.
specifically, as shown in fig. 4, the lubricating mechanism 2 includes an oil storage tank 21, a fixing plate 22, a fixing column 23, a sponge sleeve 24, a first infusion tube 25, a second infusion tube 26 and a liquid distribution tube 27, the oil storage tank 21 is disposed at the top of the conveying belt 13 in parallel, the oil storage tank 21 and the supporting frame 12 are distributed in a mutually perpendicular manner, the fixing plate 22 is symmetrically disposed at the bottom of the oil storage tank 21, the inner wall of the fixing plate 22 is rotatably connected to the fixing column 23, the sponge sleeve 24 is glued to the outer wall of the fixing column 23, the first infusion tube 25 is embedded in the fixing plate 22, the first infusion tube 25 is communicated with the oil storage tank 21, the first infusion tube 25 is communicated with the second infusion tube 26, the side wall of the second infusion tube 26 is an annular array communicating tube and is provided with the liquid distribution tube 27, and the distribution length of the liquid distribution tube 27 is the same as the length of the sponge, the liquid dividing pipe 27 is communicated with the sponge sleeve 24, and the second infusion pipe 26 and the liquid dividing pipe 27 are both arranged inside the fixed column 23; can lubricate panel through lubricated mechanism 2 for panel is more smooth when processing man-hour, and the wear of blade is littleer.
Specifically, as shown in fig. 1, the first cutting mechanism 3 includes a first mounting box 31, a first rotating motor 32, a first rotating column 33 and a first cutting blade 34, the first mounting box 31 is symmetrically disposed on the top surface of the support frame 12, the first rotating column 33 is rotatably connected between the first mounting boxes 31, the first cutting blade 34 is vertically and equidistantly distributed on the outer wall of the first rotating column 33, and the first rotating column 33 is rotatably connected to the first rotating motor 32; the sheet material can be divided transversely by the first cutting mechanism 3 so that the sheet material is cut into a plurality of strips.
specifically, as shown in fig. 2, the second cutting mechanism 4 includes a second rotating column 41, a second cutting blade 42, a first driving mechanism 43, a second mounting box 44, a second driving mechanism 45, a third mounting box 46 and a pneumatic rod 47, the second mounting box 44 and the third mounting box 46 are both disposed on the top surface of the supporting frame 12, the second rotating column 41 is disposed between the second mounting box 44 and the third mounting box 46, a first limiting groove 441 is disposed inside the second mounting box 44, a second limiting groove 461 is disposed inside the third mounting box 46, the second cutting blade 42 is disposed on the outer wall of the second rotating column 41 at a vertical equal distance, the first driving mechanism 43 is disposed at one end of the second rotating column 41 close to the second mounting box 44, the second driving mechanism 45 is disposed at one end of the second rotating column 41 close to the third mounting box 46, the pneumatic rods 47 are vertically arranged on the bottom surfaces of the second mounting box 44 and the third mounting box 46; the first driving mechanism 43 comprises a second rotating motor 431 and a first limiting slide block 432, the second rotating motor 431 is rotatably connected with the second rotating column 41, the back of the second rotating motor 431 is provided with the first limiting slide block 432, and the first limiting slide block 432 is embedded in the first limiting groove 441; the second driving mechanism 45 is disposed inside the third mounting box 46, the second driving mechanism 45 includes a second limit slider 451, a third rotating motor 452, a gear 453 and a toothed plate 454, the second limit slider 451 is embedded inside the second limit groove 461, the second limit slider 451 is fixed at the back of the third rotating motor 452, the third rotating motor 452 is rotatably connected to the gear 453, and the gear 453 is engaged with the toothed plate 454; the second cutting mechanism 4 can perform horizontal movement while rotating, so that a plurality of strip-shaped plates are cut into blocks, and subsequent reactions are more sufficient.
specifically, as shown in fig. 3, the bottom end of the pneumatic rod 47 is vertically and fixedly connected with a pressing plate 5, the pressing plate 5 is arranged on the top of the conveying belt 13 in parallel, and a plurality of cutting grooves 51 opposite to the second cutting blades 42 are formed on the surface of the pressing plate 5; can compress tightly spacingly to panel through clamp plate 5, avoid the panel displacement, guarantee cutting effect.
The second cutting mechanism 4 is added on the basis of the traditional transverse cutting mode for vertical cutting, the first driving mechanism 43 can drive the second cutting blade 42 to rotate, and the second driving mechanism 45 drives the second cutting blade 42 to integrally translate, so that the recovered plate is divided into a plurality of square small blocks, the contact surface for reaction extraction is larger, and the efficiency is higher; the plate can be compressed through the pressing plate 5, so that the plate is prevented from being forced to bounce in the cutting process, the cutting is more stable, and the protection performance can be further improved through the arrangement of the protection plate 6; lubricating mechanism 2 can scribble lubricating oil to panel surface for the cutting is more smooth and easy, reduces the wearing and tearing volume of blade. The method specifically comprises the following steps:
(1) placing the waste lead-zinc plate on a conveyer belt 13, and conveying the plate forwards by the conveyer belt 13;
(2) When the plate passes through the bottom of the lubricating mechanism 2, the plate can penetrate through the bottom of the sponge sleeve 24 to drive the fixing column 23 to rotate and extrude the sponge sleeve 24, so that the lubricating oil stored in the sponge sleeve 24 is extruded out, a lot of lubricating oil is adhered to the outer wall of the plate, the subsequent cutting process is smoother, the lubricating oil in the oil storage tank 21 can be supplemented to the sponge sleeve 24 through the first liquid conveying pipe 25, the second liquid conveying pipe 26 and the liquid distributing pipe 27, and the sponge sleeve 24 can be always kept in a saturated state;
(3) The lubricated plate passes through the bottom of the first cutting mechanism 3, the first rotating motor 32 drives the first rotating column 33 to rotate, and the first cutting blade 34 can transversely cut the plate into a plurality of strips, so that the subsequent chemical treatment is facilitated; the cut plate passes through the second lubricating mechanism 2 again to prepare for next cutting;
(4) When a plate completely enters the bottom of the second cutting mechanism 4, the conveyor belt 13 stops rotating, the pneumatic rod 47 drives the pressing plate 5 to move downwards to press and limit the plate, then the second rotating motor 431 drives the second rotary column 41 and the second cutting blade 42 to rotate, the third rotating motor 452 drives the gear 453 to rotate, under the driving of the meshing force of the gear 453 and the toothed plate 454, the second limiting slide block 451 moves along the second limiting groove 461, the first limiting slide block 432 moves along the first limiting groove 441, the second cutting mechanism 4 integrally passes through the plate, and each second cutting blade 42 enters the corresponding cutting groove 51 to vertically cut the plate, so that the plate is divided into a plurality of small blocks; the second cutting mechanism 4 moves back and forth, when the second cutting mechanism returns to the initial point, the second cutting mechanism stops working, the pneumatic rod 47 drives the pressing plate 5 to ascend, and the conveyer belt 13 can convey the cut small blocks into the reaction extraction pool;
(5) the whole cutting process is shielded and protected by the protection plate 6.
According to the invention, the second cutting mechanism 4 is added on the basis of the traditional transverse cutting mode for vertical cutting, the first driving mechanism 43 can drive the second cutting blade 42 to rotate, and the second driving mechanism 45 drives the second cutting blade 42 to integrally translate, so that the recovered plate is divided into a plurality of square small blocks, the contact surface for reaction extraction is larger, and the efficiency is higher; the plate can be compressed through the pressing plate 5, so that the plate is prevented from being forced to bounce in the cutting process, the cutting is more stable, and the protection performance can be further improved through the arrangement of the protection plate 6; lubricating mechanism 2 can scribble lubricating oil to panel surface for the cutting is more smooth and easy, reduces the wearing and tearing volume of blade.
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, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.