CN112080647A

CN112080647A - Method for preparing high-oxidation-degree lead powder by using waste battery lead paste

Info

Publication number: CN112080647A
Application number: CN202010969380.5A
Authority: CN
Inventors: 朱成龙; 代辉; 杜文明; 游弘宇; 陈新军
Original assignee: Taihe Dahua Energy Technology Co ltd
Current assignee: Taihe Dahua Energy Technology Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2020-12-15

Abstract

The invention discloses a method for preparing high-oxidation-degree lead powder by utilizing waste battery lead paste, and relates to the technical field of battery recovery. Through the fixed setting of funnel box on the main part support, the fixed direction restriction post that is provided with in four corners department on the upper surface of main part support, the lateral wall interlude all is fixed all around of main part support is provided with down the restriction installation piece, the fixed downside fixed mounting panel that is provided with on the interlude lateral wall of main part support, the fixed second driving motor module that is provided with on the downside fixed mounting panel upper surface, the bottom of funnel box is located and is provided with the machine of grinding main part on the downside fixed mounting panel, pass through shaft coupling fixed connection between the drive end of the transmission axle head of machine of grinding main part and second driving motor module, it can not retrieve some unqualified materials that lead plaster produced at the grinding in-process that sieves and recycle to have solved, cause the secondary waste, the cost of retrieving of enterprise has been increased, be unfavorable for.

Description

Method for preparing high-oxidation-degree lead powder by using waste battery lead paste

Technical Field

The invention relates to the technical field of battery recovery, in particular to a method for preparing high-oxidation-degree lead powder by utilizing waste battery lead paste.

Background

Lead is a metal chemical element, the element symbol Pb (latin Plumbum; english name lead), the atomic number 82, the atomic weight 207.2, the most atomic non-radioactive element. The lead metal is a face centered cubic crystal. Metallic lead is a corrosion-resistant heavy non-ferrous metal material, the original color of lead is bluish white, and the surface is quickly covered by a layer of dark gray oxide in the air. Lead has the advantages of low melting point, high corrosion resistance, difficult penetration of X rays, gamma rays and the like, good plasticity and the like, is often processed into plates and pipes, and is widely used in industrial departments of chemical industry, cables, storage batteries, radioactive protection and the like.

Lead plaster of the waste lead-acid storage battery is mainly recovered by adopting two methods of pyrometallurgy and hydrometallurgy to prepare metal lead, wherein the hydrometallurgy has certain defects when the lead plaster is recovered, and can not recover and recycle some unqualified materials generated in the screening and grinding process of the lead plaster, thereby causing secondary waste, increasing the recovery cost of enterprises and being not beneficial to the development of the enterprises.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a method for preparing high-oxidation-degree lead powder by using waste battery lead plaster, and solves the problems that some unqualified materials generated in the screening and grinding process of the lead plaster cannot be recycled, secondary waste is caused, the recovery cost of enterprises is increased, and the development of the enterprises is not facilitated.

In order to achieve the purpose, the invention is realized by the following technical scheme: a method for preparing high-oxidation-degree lead powder by utilizing waste battery lead paste comprises the following steps:

s1, sieving and grinding: lead plaster in waste batteries prepared from the outside is put into a sieving screen body box on a sieving grinder main body, the lead plaster passes through a sieving panel firstly, meanwhile, a first driving motor module is started, the first driving motor module drives a driving rod to rotate, a driving belt wheel and an elastic mounting part on the driving rod shake the sieving panel arranged on the elastic mounting part integrally, the sieving screen body box is integrally mounted on a combined piece of an upper limiting mounting block and a spring part main body, a gap generated between a main body support and the sieving screen body box due to the spring part main body is sealed by a material blocking cloth, the lead plaster falls into the hopper box body along the sieving screen body box and the material blocking cloth after being sieved by the sieving panel, the lead plaster enters the grinder main body from the bottom of the hopper box body, a second driving motor module drives the grinder main body to grind into powder, and the process content is finished;

s2, addition of adjuvant product: taking out the material prepared in the step S1 after passing through a conveying device, filling the material into the main tank body from a feed port on a reaction tank device, filling a reducing agent into the main tank body through a connecting pipeline, driving a motor module of the reaction tank to drive a stirring shaft to rotate, mixing the reducing agent and the material inside by a stirring blade fixed on the stirring shaft, and after the mixing is finished, moving a hydraulic cylinder body to drive a lower sealing cover to be separated, thereby finishing the discharging;

s3, desulfurization and precipitation: and (4) adding a desulfurizing agent and an acid reagent into the material obtained in the step (S2) to obtain a dissolved product, adding a catalyst to obtain a precipitated product, and roasting to obtain lead powder.

According to the method for preparing the high-oxidation-degree lead powder by using the waste battery lead plaster, the sieving grinder main body comprises a sieving screen box, a funnel box and a main body support, the funnel box is fixedly arranged on the main body support, the four corners of the upper surface of the main body support are fixedly provided with the guide limiting columns, the middle sections of the peripheral side walls of the main body support are fixedly provided with the lower limiting installation blocks, the middle section side wall of the main body support is fixedly provided with the lower fixed installation panel, the upper surface of the lower fixed installation panel is fixedly provided with the second driving motor module, the bottom of the funnel box is positioned on the lower fixed installation panel and is provided with the grinder main body, the transmission shaft end of the grinder main body is fixedly connected with the driving end of the second driving motor module through the shaft coupler, the upper side of the main body support of the grinder main body is provided with the sieving screen box through the guide limiting columns, the spring part main body is connected between the upper limit installation block and the lower limit installation block, an installation fixing plate is fixedly arranged on the side wall of one side of the sieving screen body box, a first driving motor module is fixedly arranged on the upper surface of the installation fixing plate, elastic installation parts are fixedly arranged at four inner corners of the sieving screen body box, a sieving panel is fixedly arranged on the upper surface of the elastic installation parts inside the sieving screen body box, an upper seal limit cover is clamped between the upper surface of the sieving panel and the inside of the sieving screen body box, bearing blocks are arranged on the side walls of two ends of the sieving screen body box, the driving end of the first driving motor module is fixedly connected with one end of a driving rod through the bearing blocks, and the bearing blocks are rotatably arranged inside the sieving screen body box, and each bearing block is connected with each other in a synchronous rotating manner through a linkage transmission assembly, driving belt wheels are fixedly arranged at two ends of each bearing block, and protruding fixing blocks are fixedly arranged on the surfaces of the driving belt wheels.

Preferably, four corners of the sieving screen box are sleeved on the guide limiting columns, and the diameter value of the sleeved part is larger than that of the guide limiting columns.

Preferably, the distance value between the driving pulleys at the two ends of each driving rod is equal to the length value of the sieving panel, the angle value of the protruding fixing block on each driving pulley is different, and the surface of each driving pulley is in contact with the bottom surface of the sieving panel.

Preferably, the upper seal limiting cover comprises an upper seal limiting cover main body, guide posts are fixedly arranged at four corners of the surface of the bottom of the upper seal limiting cover main body, and the upper seal limiting cover is clamped on the sieving panel through the guide posts.

Preferably, the panel of sieving includes the upper surface of the sieve board, the fixed restriction connecting plate that is provided with in bottom surface interlude of the upper surface of the sieve board, the upper surface of the sieve board passes through the panel under the restriction connecting plate fixedly connected with sieve, the inside of two cavitys that upper surface of the sieve board, restriction connecting plate and the lower panel of the sieve are constituteed is provided with a plurality of balls to the diameter size value of ball is greater than the upper surface of the sieve board and sieves the clearance value between the lower panel.

Preferably, the reaction tank device comprises a main tank body and a reaction tank driving motor module, the reaction tank driving motor module is fixedly arranged at the upper surface of the main tank body, a feeding port is arranged on the upper surface of the main tank body, a lower discharging port is arranged at the position of the circle center at the bottom of the main tank body, a stirring shaft is fixedly connected to the driving shaft of the reaction tank driving motor module in the main tank body through a shaft coupling, a plurality of stirring blades are arranged on the surface of the stirring shaft, a bearing fixing connecting piece is arranged at the upper end of the stirring shaft, a connecting spraying pipe is fixedly arranged on the bearing fixing connecting piece, the connecting spraying pipe is communicated with a connecting pipeline, a fixing frame is fixedly arranged at the position of the circle center at the bottom inside of the main tank body, a lower bearing mounting block is arranged at the position of the circle center of the fixing frame, and a hydraulic, and a lower sealing cover is fixedly arranged at the driving end of the hydraulic cylinder body.

Preferably, the stirring blades are provided in plurality on the surface of the stirring shaft, and the distances between adjacent stirring blades are equal.

Preferably, the sieving grinder body and the reaction tank device are both fixedly arranged on the lower bottom mounting plate, and a conveying device is arranged at the bottom discharge position of the sieving grinder body.

Advantageous effects

The invention provides a method for preparing high-oxidation-degree lead powder by using waste battery lead paste. Compared with the prior art, the method has the following beneficial effects:

1. a method for preparing high-oxidation-degree lead powder by utilizing waste battery lead plaster comprises the steps of fixedly arranging a funnel box body on a main body support, fixedly arranging guide limiting columns at four corners on the upper surface of the main body support, fixedly arranging lower limiting installation blocks at middle sections of peripheral side walls of the main body support, fixedly arranging a lower side fixed installation panel on the side wall of the middle section of the main body support, fixedly arranging a second driving motor module on the upper surface of the lower side fixed installation panel, arranging a grinding machine main body on the lower side fixed installation panel at the bottom of the funnel box body, fixedly connecting a transmission shaft end of the grinding machine main body with a driving end of the second driving motor module through a coupler, slidably arranging a sieving screen body box on the upper side of the main body support of the grinding machine main body through the guide limiting columns, and fixedly arranging upper limiting installation blocks on the middle sections of the peripheral, a spring part main body is connected between the upper limiting installation block and the lower limiting installation block, an installation fixing plate is fixedly arranged on one side wall of the sieving screen body box, a first driving motor module is fixedly arranged on the upper surface of the installation fixing plate, elastic installation parts are fixedly arranged at four corners inside the sieving screen body box, a sieving panel is fixedly arranged inside the sieving screen body box and positioned on the upper surface of the elastic installation parts, an upper sealing limiting cover is clamped between the upper surface of the sieving panel and the inside of the sieving screen body box, bearing blocks are arranged on the side walls at two ends of the sieving screen body box, the driving end of the first driving motor module is fixedly connected with one end of a driving rod through the bearing blocks, a plurality of bearing blocks are rotatably arranged inside the sieving screen body box, each bearing block is synchronously and rotatably connected through a linkage transmission component, and driving belt wheels are fixedly arranged at two ends of each bearing block, every driving pulley all is fixed on the surface and is provided with protruding fixed block, has solved it and can not retrieve some unqualified materials that lead plaster produced at the grinding process that sieves and recycles, causes the secondary extravagant, has increased the recovery cost of enterprise, is unfavorable for the problem of the development of enterprise.

2. A method for preparing high-oxidation-degree lead powder by utilizing waste battery lead plaster comprises a main tank body and a reaction tank driving motor module through a reaction tank device, wherein the reaction tank driving motor module is fixedly arranged at the upper surface of the main tank body, a feeding port is formed in the upper surface of the main tank body, a lower discharging port is formed in the position of the circle center of the bottom of the main tank body, a stirring shaft is fixedly connected to the driving shaft of the reaction tank driving motor module in the main tank body through a coupler, a plurality of stirring blades are arranged on the surface of the stirring shaft, a bearing fixing connecting piece is arranged at the upper end of the stirring shaft, a connecting spray pipe is fixedly arranged on the bearing fixing connecting piece and is communicated with a connecting pipeline, a fixing frame is fixedly arranged at the circle center of the bottom in the main tank body, a lower bearing mounting block is arranged at the position of the upper circle center of, the driving end of the hydraulic cylinder body is fixedly provided with the lower sealing cover, so that the lead plaster after sieving and grinding can be further efficiently processed, the manual operation steps are reduced, and the automation degree is increased.

3. The utility model provides a method for utilize old and useless battery lead plaster preparation high oxidation degree lead powder, include the upper riddle panel through the panel that sieves, the fixed restriction connecting plate that is provided with in bottom surface interlude of the upper riddle panel, the panel passes through the lower panel of restriction connecting plate fixedly connected with sieve through the upper riddle panel of sieving, the upper riddle panel, the inside of two cavitys that restriction connecting plate and the lower panel of sieving formed is provided with a plurality of balls, and the diameter size value of ball is greater than the upper riddle panel and the clearance value between the lower panel of sieving, the material in the cavity is smashed in the vibrations that produce when utilizing to sieve, smash the recycle to the material, the utilization efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the main structure of the sieving grinder of the present invention;

FIG. 3 is a schematic view of the internal structure of the main body of the sieving grinder of the present invention;

FIG. 4 is a schematic view of the upper side of the internal structure of the main body of the sieving grinder of the present invention;

FIG. 5 is a schematic view of the upper confinement cap structure of the present invention;

FIG. 6 is a schematic view of a structure of a sieving faceplate of the present invention;

FIG. 7 is a schematic view of the structure of a reactor apparatus according to the present invention;

FIG. 8 is a schematic view of the internal structure of the reactor apparatus of the present invention.

In the figure: 1. sieving the grinder body; 11. an upper seal restraining cap; 1101. an upper confinement cap body; 1102. a guide post; 12. a sieving screen box; 13. a first drive motor module; 14. mounting a fixed plate; 15. an upper limit mounting block; 16. a spring element body; 17. a lower limit mounting block; 18. a main body support; 19. a hopper box body; 110. a panel is fixedly arranged at the lower side; 111. a second drive motor module; 112. a grinder body; 113. sieving a panel; 1131. screening an upper panel; 1132. a ball bearing; 1133. sieving a lower panel; 1134. a restraining connection plate; 114. a guide limit post; 115. material blocking cloth; 116. a protruding fixed block; 117. a linkage transmission assembly; 118. a drive rod; 119. a bearing block; 120. a driving pulley; 121. an elastic mounting member; 2. a conveying device; 3. a reaction tank arrangement; 31. the reaction tank drives the motor module; 32. connecting a pipeline; 33. a feed port; 34. a main tank body; 35. a lower discharge port; 36. the bearing is fixed with a connecting piece; 37. connecting a spray pipe; 38. stirring blades; 39. a stirring shaft; 310. a lower bearing mounting block; 311. a fixed mount; 312. a hydraulic cylinder block; 313. a lower sealing cover; 4. lower bottom mounting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a method for preparing high-oxidation-degree lead powder by utilizing waste battery lead paste comprises the following steps:

s1, sieving and grinding: lead plaster in waste batteries prepared from the outside is put into a sieving screen body box 12 on a sieving grinder main body 1, the lead plaster passes through a sieving panel 113 firstly, meanwhile, a first driving motor module 13 is started, the first driving motor module 13 drives a driving rod 118 to rotate, a driving belt wheel 120 and an elastic mounting part 121 on the driving rod 118 shake the sieving panel 113 arranged on the elastic mounting part 121 integrally, the sieving screen body box 12 is mounted on a combination part of an upper limiting mounting block 15 and a spring part main body 16, a gap generated by the spring part main body 16 between a main body support 18 and the sieving screen body box 12 is sealed by a material stopping cloth 115, the lead plaster falls into the hopper box body 19 along the sieving screen body box 12 and the material stopping cloth 115 after being sieved by the sieving panel 113, the lead plaster enters the grinder main body 112 from the bottom of the hopper box body 19, a second driving motor module 111 drives the grinder main body 112 to grind into powder, finishing the process content;

s2, addition of adjuvant product: taking out the material prepared in the step S1 after passing through the conveying device 2, filling the material into the main tank 34 from the feeding port 33 of the reaction tank device 3, filling a reducing agent into the main tank through the connecting pipeline 32, driving the reaction tank driving motor module 31 to drive the stirring shaft 39 to rotate, mixing the reducing agent and the material inside with the stirring blade 38 fixed on the stirring shaft 39, and after the mixing is completed, moving the hydraulic cylinder 312 to drive the lower sealing cover 313 to separate, thereby completing the discharging;

According to the method for preparing the high-oxidation-degree lead powder by using the waste battery lead plaster, the sieving grinder body 1 comprises a sieving screen body box 12, a funnel box body 19 and a main body support 18, the funnel box body 19 is fixedly arranged on the main body support 18, the four corners of the upper surface of the main body support 18 are fixedly provided with the guide limiting columns 114, the middle sections of the peripheral side walls of the main body support 18 are fixedly provided with the lower limiting installation blocks 17, the middle section side wall of the main body support 18 is fixedly provided with the lower fixed installation panel 110, the upper surface of the lower fixed installation panel 110 is fixedly provided with the second driving motor module 111, the bottom of the funnel box body 19 is positioned on the lower fixed installation panel 110 and is provided with the grinder body 112, the transmission shaft end of the grinder body 112 is fixedly connected with the driving end of the second driving motor module 111 through the shaft coupler, the upper side of the main body support 18 of the grinder body 112 is provided, an upper limiting installation block 15 is fixedly arranged on the middle section of the peripheral side wall at the bottom of the sieving screen body box 12, a spring part main body 16 is connected between the upper limiting installation block 15 and the lower limiting installation block 17, an installation fixing plate 14 is fixedly arranged on the side wall of one side of the sieving screen body box 12, a first driving motor module 13 is fixedly arranged on the upper surface of the installation fixing plate 14, elastic installation parts 121 are fixedly arranged at four corners inside the sieving screen body box 12, a sieving panel 113 is fixedly arranged on the upper surface of the elastic installation part 121 inside the sieving screen body box 12, an upper sealing limiting cover 11 is clamped between the upper surface of the sieving panel 113 and the inside of the sieving screen body box 12, bearing block bodies 119 are arranged on the side walls at two ends of the sieving screen body box 12, the driving end of the first driving motor module 13 is fixedly connected with one end of a driving rod 118 through the bearing block bodies 119, a plurality of the bearing block bodies 119 are rotatably arranged inside, and each bearing block 119 is connected with each other by a linkage transmission assembly 117 in a synchronous rotation manner, two ends of each bearing block 119 are fixedly provided with a driving pulley 120, the surface of each driving pulley 120 is fixedly provided with a protruding fixing block 116, four corners of the sieving screen body box 12 are sleeved on the guide limiting columns 114, the diameter value of the sleeved part is larger than that of the guide limiting columns 114, the distance value of the driving pulleys 120 at two ends of each driving rod 118 is equal to the length value of the sieving panel 113, the angle values of the protruding fixing blocks 116 on each driving pulley 120 are different, and the surface of the driving pulley 120 is in contact with the bottom surface of the sieving panel 113.

The upper sealing limiting cover 11 comprises an upper sealing limiting cover main body 1101, guide posts 1102 are fixedly arranged at four corners of the bottom surface of the upper sealing limiting cover main body 1101, and the upper sealing limiting cover 11 is connected to the sieving panel 113 through the guide posts 1102 in a clamped mode.

The sieving panel 113 comprises a sieving upper panel 1131, a limiting connecting plate 1134 is fixedly arranged in the middle section of the bottom surface of the sieving upper panel 1131, the sieving upper panel 1131 is fixedly connected with a sieving lower panel 1133 through the limiting connecting plate 1134, a plurality of balls 1132 are arranged inside two cavities formed by the sieving upper panel 1131, the limiting connecting plate 1134 and the sieving lower panel 1133, and the diameter value of each ball 1132 is larger than the gap value between the sieving upper panel 1131 and the sieving lower panel 1133.

The reaction tank device 3 comprises a main tank body 34 and a reaction tank driving motor module 31, the reaction tank driving motor module 31 is fixedly arranged on the upper surface of the main tank body 34, a feeding port 33 is arranged on the upper surface of the main tank body 34, a lower discharging port 35 is arranged at the position of the circle center of the bottom of the main tank body 34, a stirring shaft 39 is fixedly connected to the driving shaft of the reaction tank driving motor module 31 through a coupler inside the main tank body 34, a plurality of stirring blades 38 are arranged on the surface of the stirring shaft 39, a bearing fixing connecting piece 36 is arranged on the upper end of the stirring shaft 39, a connecting spray pipe 37 is fixedly arranged on the bearing fixing connecting piece 36, the connecting spray pipe 37 is communicated with a connecting pipeline 32, a fixed frame 311 is fixedly arranged at the position of the circle center of the bottom inside the main tank body 34, a lower bearing mounting block 310 is arranged at the position of the upper circle center, a lower sealing cover 313 is fixedly arranged on the driving end of the hydraulic cylinder 312, a plurality of stirring blades 38 are arranged on the surface of the stirring shaft 39, and the distance value between the adjacent stirring blades 38 is equal.

The sieving and grinding machine main body 1 and the reaction tank device 3 are both fixedly arranged on the lower bottom mounting plate 4, and the bottom discharging part of the sieving and grinding machine main body 1 is provided with a conveying device 2.

When in use, the prepared material is sieved from the sieving panel 113 on the sieving grinder body 1, the first driving motor module 13 is started to drive the driving rod 118 to rotate, the driving pulleys 120 arranged at the two ends of the driving rod 118 also rotate along with the driving rod, each driving pulley 120 is provided with a protrusion fixed block 116, the protrusion fixed blocks 116 of the driving pulleys 120 are contacted and jacked up with the bottom of the sieving panel 113 contacted on the upper surface of the driving pulley 120, and the four corners of the sieving panel 113 are fixed on the elastic mounting parts 121, so that the high-frequency vibration of the sieving panel 113 is ensured, the driving rod 118 is also in transmission connection with other driving rods 118 through the linkage transmission component 117, so that the stability of the sieving panel 113 is ensured, the protrusion fixed blocks 116 at different angles are in intermittent contact with each other, the high-efficiency operation of the sieving box 12 is ensured, the whole sieving box is sleeved on the main body bracket 18 through the guide limiting column 114, and are integrally and stably connected through the spring part main body 16, when the sieving panel 113 shakes, the integral efficiency of the sieving screen body box 12 is ensured, when materials are firstly added into the sieving panel 113, qualified materials enter the hopper box body 19 through the sieving upper panel 1131 and the sieving lower panel 1133, residues which can be subjected to subsequent operation are left between the sieving upper panel 1131 and the sieving lower panel 1133, and unqualified materials are crushed and sieved under the action of the balls 1132, so that the utilizable purpose is achieved, the materials enter the hopper box body 19 and are ground and crushed through the grinder main body 112, enter the conveying device 2 and enter the reaction tank device 3 from the discharge port of the conveying device 2, the connecting spray pipe 37 and the stirring blades 38 on the reaction tank device 3 are respectively subjected to operations of adding catalysts and mixing stirring, and the uniformity of the mixing effect is ensured, after the completion of the operation, the hydraulic cylinder 312 is driven to complete the operation, and the lower seal cover 313 is pushed open to complete the discharge operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A method for preparing high-oxidation-degree lead powder by utilizing waste battery lead paste is characterized by comprising the following steps of: the method comprises the following steps:

s1, sieving and grinding: lead plaster in waste batteries prepared from the outside is put into a sieving screen body box (12) on a sieving grinder main body (1), the lead plaster passes through a sieving panel (113) firstly, meanwhile, a first driving motor module (13) is started, the first driving motor module (13) drives a driving rod (118) to rotate, a driving belt wheel (120) and an elastic mounting piece (121) on the driving rod (118) integrally shake the sieving panel (113) arranged on the elastic mounting piece (121), the sieving screen body box (12) is integrally mounted on a combined piece of an upper limiting mounting block (15) and a spring piece main body (16), a gap generated by the spring piece main body (16) between a main body support (18) and the sieving screen body box (12) is sealed by a material stopping cloth (115), and the lead plaster falls into a funnel box body (19) along the sieving screen body box (12) and the material stopping cloth (115) after the sieving of the sieving panel (113), the materials enter the grinder main body (112) from the bottom of the hopper box body (19), the second driving motor module (111) drives the grinder main body (112) to grind the materials into powder, and the process content is finished;

s2, addition of adjuvant product: taking out the material prepared in the step S1 after passing through the conveying device (2), filling the material into the main tank body (34) from a feeding port (33) on the reaction tank device (3), filling a reducing agent into the main tank body through a connecting pipeline (32), driving the reaction tank driving motor module (31) to drive the stirring shaft (39) to rotate, mixing the reducing agent and the material in the reaction tank with a stirring blade (38) fixed on the stirring shaft (39), and after the mixing is finished, moving the hydraulic cylinder body (312) to drive the lower sealing cover (313) to separate so as to finish discharging;

2. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste according to the claim 1 is characterized in that: the sieving grinder body (1) comprises a sieving screen body box (12), a funnel box body (19) and a main body support (18), the funnel box body (19) is fixedly arranged on the main body support (18), four corners on the upper surface of the main body support (18) are fixedly provided with guide limiting columns (114), the middle sections of the peripheral side walls of the main body support (18) are fixedly provided with lower limiting installation blocks (17), the middle section side wall of the main body support (18) is fixedly provided with a lower side fixed installation panel (110), the upper surface of the lower side fixed installation panel (110) is fixedly provided with a second driving motor module (111), the bottom of the funnel box body (19) is positioned on the lower side fixed installation panel (110) and is provided with a grinder body (112), the transmission shaft end of the grinder body (112) is fixedly connected with the driving end of the second driving motor module (111) through a shaft coupler, the upside of the main body support (18) of the grinder main body (112) is provided with a sieving screen body box (12) in a sliding manner through a guide limiting column (114), an upper limiting installation block (15) is fixedly arranged on the middle section of the peripheral side wall at the bottom of the sieving screen body box (12), a spring part main body (16) is connected between the upper limiting installation block (15) and a lower limiting installation block (17), an installation fixing plate (14) is fixedly arranged on the side wall at one side of the sieving screen body box (12), a first driving motor module (13) is fixedly arranged on the upper surface of the installation fixing plate (14), elastic installation parts (121) are fixedly arranged at four inner corners of the sieving screen body box (12), a sieving panel (113) is fixedly arranged on the upper surface of the sieving screen body box (12), an upper limiting cover (11) is clamped between the upper surface of the sieving panel (113) and the inner part of the sieving screen body box (12), be provided with bearing block (119) on the both ends lateral wall of sieve body case (12) sieves, the drive end of first driving motor module (13) passes through the one end fixed connection of bearing block (119) and actuating lever (118), bearing block (119) are rotated in the inside of sieve body case (12) sieves and are provided with a plurality ofly to connect, every through linkage drive assembly (117) synchronous rotation between every bearing block (119) the both ends of bearing block (119) are all fixed and are provided with driving pulley (120), every driving pulley (120) all fixed protruding fixed block (116) that is provided with on the surface.

3. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste as claimed in claim 2, is characterized in that: the four corners of the sieving screen body box (12) are sleeved on the guide limiting columns (114), and the diameter value of the sleeved part is larger than the diameter of the guide limiting columns (114).

4. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste as claimed in claim 2, is characterized in that: the distance value of the driving pulleys (120) at the two ends of each driving rod (118) is equal to the length value of the sieving panel (113), the angle value of the protruding fixing blocks (116) on each driving pulley (120) is different, and the surface of each driving pulley (120) is in contact with the bottom surface of the sieving panel (113).

5. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste as claimed in claim 2, is characterized in that: go up and seal restriction lid (11) including upper cover restriction lid main part (1101), the fixed guide post (1102) that is provided with in bottom surface four corners department of upper cover restriction lid main part (1101), upper cover restriction lid (11) pass through guide post (1102) joint on panel (113) sieves.

6. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste as claimed in claim 2, is characterized in that: the panel (113) of sieving includes sieve top panel (1131), the fixed restriction connecting plate (1134) that is provided with in bottom surface interlude of sieve top panel (1131), sieve top panel (1131) is through restriction connecting plate (1134) fixedly connected with sieve bottom panel (1133), the inside of two cavities that sieve top panel (1131), restriction connecting plate (1134) and sieve bottom panel (1133) are constituteed is provided with a plurality of balls (1132) to the diameter size value of ball (1132) is greater than sieve top panel (1131) and the clearance value of passing between sieve bottom panel (1133).

7. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste according to the claim 1 is characterized in that: the reaction tank device (3) comprises a main tank body (34) and a reaction tank driving motor module (31), wherein the reaction tank driving motor module (31) is fixedly arranged at the upper surface of the main tank body (34), a feeding port (33) is formed in the upper surface of the main tank body (34), a lower discharging port (35) is formed in the circle center position of the bottom of the main tank body (34), a stirring shaft (39) is fixedly connected to the driving shaft of the reaction tank driving motor module (31) in the main tank body (34) through a coupler, a plurality of stirring blades (38) are arranged on the surface of the stirring shaft (39), a bearing fixing connecting piece (36) is arranged at the upper end of the stirring shaft (39), a connecting spray pipe (37) is fixedly arranged on the bearing fixing connecting piece (36), and the connecting spray pipe (37) is communicated with a connecting pipeline (32), a fixing frame (311) is fixedly arranged at the center of a circle at the bottom inside the main tank body (34), a lower bearing mounting block (310) is arranged at the position of the upper center of a circle of the fixing frame (311), a hydraulic cylinder body (312) is fixedly arranged on the lower surface of the center of a circle of the fixing frame (311), and a lower sealing cover (313) is fixedly arranged on the driving end of the hydraulic cylinder body (312).

8. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste as claimed in claim 7, is characterized in that: the stirring blades (38) are arranged on the surface of the stirring shaft (39) in a plurality, and the spacing values between the adjacent stirring blades (38) are equal.

9. The method for preparing the high-oxidation-degree lead powder by using the waste battery lead paste according to the claim 1 is characterized in that: the sieving grinder body (1) and the reaction tank device (3) are both fixedly arranged on the lower bottom mounting plate (4), and the bottom discharging part of the sieving grinder body (1) is provided with the conveying device (2).