CN219315114U

CN219315114U - Zinc plating stripping device of electrolytic zinc negative plate

Info

Publication number: CN219315114U
Application number: CN202320529759.3U
Authority: CN
Inventors: 杨恩垒; 李碧科; 赵庆昌; 匡福超; 杨加新; 王海喜; 何永兴; 李先明; 卢佐菊
Original assignee: Yunnan Yongchang Pb & Zn Co ltd
Current assignee: Yunnan Yongchang Pb & Zn Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-07-07
Anticipated expiration: 2033-03-17

Abstract

The utility model relates to a zinc coating stripping device of an electrolytic zinc cathode plate, belonging to the technical field of zinc coating stripping; comprises a pre-opening mechanism for pre-opening the upper end of the zinc coating and the cathode plate, and a stripping mechanism for shoveling off the zinc coating from the cathode plate; according to the utility model, the pre-opening mechanism and the stripping mechanism are used for carrying out pre-opening and shoveling operation on the zinc coating on the cathode plate in sequence, the upper end of the zinc coating and the cathode plate can be opened through the pre-opening mechanism before the zinc coating is stripped, and then the zinc coating is stripped through the stripping mechanism, so that the problems of large shoveling difficulty and shoveling failure caused by the traditional equipment for directly shoveling the zinc coating on the cathode plate are avoided, the zinc coating residue can be effectively reduced, the shoveling effect is improved, the production efficiency is improved, the shovel blade is driven to lift through the chain type lifting machine, and the shovel blade is driven to rotate through the connecting rod by the stripping air cylinder which is horizontally arranged, so that the smooth movement of the shovel blade can be ensured, and the stripping quality of the zinc coating can be effectively improved.

Description

Zinc plating stripping device of electrolytic zinc negative plate

Technical Field

The utility model relates to a zinc coating stripping device of an electrolytic zinc cathode plate, and belongs to the technical field of zinc coating stripping.

Background

In the zinc hydrometallurgy process, an aluminum plate is generally adopted as a cathode, zinc in an electrolytic cell is precipitated on a cathode plate 1 to form a zinc coating 2, then the cathode plate 1 is lifted out of the electrolytic cell and hung on a lifting hook 4 of a chain conveyor 3, the zinc coating 2 on the cathode plate 1 is stripped in the conveying process of the chain conveyor 3, a zinc ingot is produced by smelting and casting in an induction zinc smelting furnace, and the cathode plate 1 after the zinc coating 2 is stripped is put into the electrolytic cell again for reuse.

In the prior art, there is an automatic zinc coating stripping device, for example, an automatic zinc cathode plate stripping machine disclosed in China patent 201520202848.2, as shown in fig. 4, the automatic zinc cathode plate stripping machine comprises a frame, a shovel blade, a driving mechanism and a steering mechanism, wherein the shovel blade is arranged at one end of a supporting frame; the supporting frame is driven by the steering mechanism to rotate the shovel blade by a certain angle, the edge of the shovel blade is attached to the upper end of the aluminum plate, and then under the action of the driving mechanism, the shovel blade shovels the residual zinc layer on the aluminum plate away from the aluminum plate, so that the peeling of the metal zinc layer from the aluminum plate is realized.

However, as the shovel blade is driven by the air cylinder to shovel the zinc coating on the cathode plate, a certain transverse distance is reserved between the blade edge of the shovel blade and the piston rod of the air cylinder in the shovel cutting process, when the piston rod of the air cylinder drives the shovel blade to carry out shovel cutting movement, the piston rod of the air cylinder is simultaneously subjected to the action of force and torque in the vertical direction, so that the shovel blade is difficult to move stably, and the peeling quality of the zinc coating is unreliable; in addition, because this automatic trigger of peeling of electrolytic zinc negative plate is directly shovel the zinc coating on the negative plate and cuts for the shovel blade is big in the shovel difficulty of cutting the initial stage of negative plate upper end shovel, exists shovel blade and zinc coating and breaks away from and cause shovel cutting inefficacy or shovel and cut the circumstances that remains big, influences production efficiency.

Disclosure of Invention

In order to overcome the problems in the background art, the utility model provides the electrolytic zinc cathode plate zinc coating stripping device, which sequentially carries out pre-opening and shoveling operations on a zinc coating on a cathode plate through the pre-opening mechanism and the stripping mechanism, enables the upper end of the zinc coating to be opened with the cathode plate through the pre-opening mechanism before stripping the zinc coating, and then strips the zinc coating through the stripping mechanism, so that the problems of large shoveling difficulty and shoveling failure caused by the traditional equipment for directly shoveling the zinc coating on the cathode plate are avoided, the zinc coating residue can be effectively reduced, the shoveling effect is improved, the production efficiency is improved, the lifting of the shovel blade is driven by a chain type lifting machine, and the shovel blade is driven to rotate by a horizontally installed stripping cylinder through a connecting rod, so that the stable movement of the shovel blade can be ensured, and the stripping quality of the zinc coating can be effectively improved.

In order to solve the problems, the utility model is realized by the following technical scheme:

the utility model provides an electrolytic zinc negative plate zinc coating stripping off device, is including being used for making zinc coating upper end and the pre-opening mechanism of negative plate pre-opening to and be used for cutting off the peeling mechanism that the zinc coating was shoveled off from the negative plate, pre-opening mechanism and peeling mechanism set gradually in chain conveyor direction of operation, peeling mechanism includes frame I, spiller, knife rest, connecting rod, stripping cylinder, fixed plate, chain hoist, slider, guide rail, the spiller symmetry sets up both sides around the negative plate, and the spiller is installed on the knife rest through the pivot slope hinge, and the spiller upper end still articulates mutually through the connecting rod with the stripping cylinder, and stripping cylinder fixed mounting is on the knife rest, and the knife rest passes through the fixed plate and installs on chain of chain hoist, and chain hoist is installed in frame I, the slider is still installed at both ends about the knife rest, slider and the guide rail sliding connection of installing in frame I.

Preferably, the clamping air cylinders I are fixedly arranged at the positions, located on the front side and the rear side, of the cathode plate at the left end and the right end of the frame I, clamping plates are arranged at the output ends of the clamping air cylinders I, and the heights of the clamping plates are matched with those of the suspenders for mounting the cathode plate.

Preferably, the pre-opening mechanism comprises a frame II, hanging plates, lifting cylinders, cross plates, opening cylinders, connecting plates and cutters, wherein the hanging plates are fixedly installed at the top of the frame II, the lifting cylinders are fixedly installed at the two ends of the bottom of each hanging plate, the output ends of the lifting cylinders are connected with the cross plates, at least one opening cylinder is installed at the bottom of each cross plate, and the cutters are obliquely installed at the output ends of the opening cylinders through the connecting plates.

Preferably, clamping cylinders II are fixedly arranged at positions, located on the front side and the rear side of the cathode plate, on the frame II, a pressing plate is arranged at the output end of each clamping cylinder II, and the pressing plate is located at a position, located on the upper side of the transverse central line of the cathode plate.

The beneficial effects of the utility model are as follows:

according to the utility model, the pre-opening mechanism and the stripping mechanism are used for carrying out pre-opening and shoveling operation on the zinc coating on the cathode plate in sequence, the upper end of the zinc coating and the cathode plate can be opened through the pre-opening mechanism before the zinc coating is stripped, and then the zinc coating is stripped through the stripping mechanism, so that the problems of large shoveling difficulty and shoveling failure caused by the traditional equipment for directly shoveling the zinc coating on the cathode plate are avoided, the zinc coating residue can be effectively reduced, the shoveling effect is improved, the production efficiency is improved, the shovel blade is driven to lift through the chain type lifting machine, and the shovel blade is driven to rotate through the connecting rod by the stripping air cylinder which is horizontally arranged, so that the smooth movement of the shovel blade can be ensured, and the stripping quality of the zinc coating can be effectively improved.

Drawings

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

FIG. 2 is a schematic diagram of a pre-opening mechanism according to the present utility model;

FIG. 3 is a schematic view of a peeling mechanism according to the present utility model;

fig. 4 is a schematic structural view of an automatic plate stripping machine for electrolytic zinc cathode plates in the prior art.

Reference numerals illustrate: 1-cathode plate, 2-zinc coating, 3-chain conveyor, 4-lifting hook, 5-pre-opening mechanism, 6-stripping mechanism, 601-frame I, 602-shovel blade, 603-knife rest, 604-connecting rod, 605-stripping cylinder, 606-fixed plate, 607-chain elevator, 608-slide block, 609-guide rail, 612-pin shaft, 610-clamping cylinder I, 611-clamping plate, 101-suspender, 501-frame II, 502-suspending plate, 503-lifting cylinder, 504-transverse plate, 505-opening cylinder, 506-connecting plate, 507-cutter, 508-clamping cylinder II, 509-pressing plate.

Detailed Description

In order to make the objects, technical solutions, and achievement of the objects and effects of the present utility model comprehensible, preferred embodiments accompanied with figures are described in detail below for understanding by a skilled person.

It should be noted that, in the description of the present utility model, unless explicitly specified or limited, terms such as "mounted," "connected," and the like are to be construed broadly and may be either fixed or removable; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium.

In the utility model, as shown in fig. 1-3, the electrolytic zinc cathode plate zinc coating stripping device comprises a pre-opening mechanism 5 for pre-opening the upper end of a zinc coating 2 and a cathode plate 1, and a stripping mechanism 6 for shoveling and cutting the zinc coating 2 from the cathode plate 1, wherein the pre-opening mechanism 5 and the stripping mechanism 6 are sequentially arranged in the running direction of a chain conveyor 3, and the arrow direction in fig. 4 is the running direction of the chain conveyor 3, so that the pre-opening and shoveling operation is sequentially carried out on the zinc coating 2 on the cathode plate 1 through the pre-opening mechanism 5 and the stripping mechanism 6, so as to realize the stripping of the zinc coating 2 from the cathode plate 1. This device is through making zinc coating 2 upper end and negative plate 1 produce the opening through pre-opening mechanism 5 before peeling off zinc coating 2, and rethread peeling means 6 peels off zinc coating 2, has avoided traditional equipment to directly carry out shovel to the zinc coating 2 on negative plate 1 and has cut the problem that the shovel that the degree of difficulty that cuts brought is big, shovel cuts inefficacy, can effectively reduce zinc coating 2 on negative plate 1 and remain, improves shovel and cuts the effect, improves production efficiency.

The stripping mechanism 6 comprises a frame I601, a scraper knife 602, a knife rest 603, a connecting rod 604, a stripping cylinder 605, a fixing plate 606, a chain type lifter 607, a sliding block 608 and a guide rail 609, wherein the scraper knife 602 is symmetrically arranged on the front side and the rear side of the cathode plate 1, the scraper knife 602 is obliquely hinged to the knife rest 603 through a pin shaft 612, the upper end of the scraper knife 602 is hinged to the stripping cylinder 605 through the connecting rod 604, the stripping cylinder 605 is fixedly arranged on the knife rest 603, the knife rest 603 is arranged on a chain of the chain type lifter 607 through the fixing plate 606, the chain type lifter 607 is arranged on the frame I601, the sliding block 608 is further arranged at the left end and the right end of the knife rest 603, and the sliding block 608 is in sliding connection with the guide rail 609 arranged on the frame I601. The stripping cylinder 605 can drive the shovel blades 602 to rotate by taking the pin shaft 612 as the center through the connecting rod 604, so that the switching between the shoveling and cutting actions and the idle actions of the two shovel blades 602 is realized, the chain type lifter 607 drives the knife rest 603 to move up and down through the fixing plate 606, the descending shoveling and cutting actions and the ascending and resetting actions of the two shovel blades 602 on the zinc coating 2 are realized, the lifting mode of the shovel blades 602 is driven by the chain type lifter 607, and the way of driving the shovel blades 602 to rotate through the connecting rod 604 by the horizontally installed stripping cylinder 605 is avoided, the situation that the traditional equipment drives the shovel blades 602 to lift through the cylinder so that the cylinder piston rod is simultaneously subjected to force and torque in the vertical direction to enable the shovel blades to be difficult to move stably is avoided, the stable movement of the shovel blades 602 can be ensured, and the stripping quality of the zinc coating 2 can be effectively improved; and through installing guide rail 609 on the side of frame I601 that is close to negative plate 1, make knife rest 603 through slider 608 can slide on guide rail 609, can effectively improve the stability that knife rest 603 and spiller 602 operated, avoid taking place the deflection.

Preferably, the left end and the right end of the frame I601 are fixedly provided with clamping cylinders I610 at the positions of the front side and the rear side of the cathode plate 1, the output end of the clamping cylinder I610 is provided with a clamping plate 611, and the height of the clamping plate 611 is matched with the height of a suspender 101 for installing the cathode plate 1, so that the clamping plate 611 is pushed by the two clamping cylinders I610 to clamp the suspender 101 at the upper end of the cathode plate 1 in the shoveling process, the condition that the cathode plate 1 falls down when the chain conveyor 3 is pulled by a lifting hook 4 in the shoveling process is avoided, and the stable shoveling operation of the shovel blade 602 can be ensured.

In this embodiment, the pre-opening mechanism 5 includes a frame ii 501, a hanging plate 502, lifting cylinders 503, cross plates 504, opening cylinders 505, a connecting plate 506, and cutters 507, where the hanging plate 502 is fixedly installed at the top of the frame ii 501, lifting cylinders 503 are fixedly installed at the front and rear ends of the bottom of the hanging plate 502, two lifting cylinders 503 are respectively located at the front and rear sides of the cathode plate 1, the output ends of the two lifting cylinders 503 are respectively connected with the cross plates 504, at least one opening cylinder 505 is installed at the bottom of each cross plate 504, and the cutters 507 are obliquely installed at the output ends of the opening cylinders 505 through the connecting plate 506. The opening cylinder 505 drives the two cutters 507 to move horizontally in opposite directions or back to back through the connecting plate 506, so that the switching of the shoveling action and the idle action of the two cutters 507 is realized, the lifting cylinder 503 drives the opening cylinder 505 to lift through the transverse plate 504, the descending shoveling action and the lifting reset action of the two cutters 507 on the zinc coating 2 are realized, the upper end of the zinc coating 2 and the cathode plate 1 are opened before the zinc coating 2 is shoveled and stripped by the stripping mechanism 6 through the pre-opening mechanism 5, the shovel blade 602 of the stripping mechanism 6 is positioned through the opening position, the shovel blade 602 can be fully contacted with the cathode plate 1, the shovel blade 602 can be further fully separated from the zinc coating 2 and the cathode plate 1, the problems of large shoveling difficulty and shoveling failure caused by the traditional equipment for directly shoveling the zinc coating 2 on the cathode plate 1 are avoided, and the zinc coating 2 residue can be effectively reduced. In a specific application, two or more opening cylinders 505 can be installed at the bottom of the transverse plate 504, and the output ends of the opening cylinders 505 are correspondingly provided with corresponding cutters 507, so that the opening degrees of the zinc plating layer 2 and the cathode plate 1 are ensured to be uniform, and the stripping quality of the stripping mechanism 6 can be effectively improved.

Preferably, the frame ii 501 is fixedly provided with clamping cylinders ii 508 at positions on the front and rear sides of the cathode plate 1, the output end of the clamping cylinders ii is provided with a pressing plate 509, and the pressing plate 509 is located at a position on the upper side of the transverse center line of the cathode plate 1, so that the cathode plate 1 can be clamped by pushing the pressing plate 509 through the two clamping cylinders ii 508 in the process of shoveling and cutting the opening of the cutter 507, the condition that the cathode plate 1 drops due to the fact that the chain conveyor 3 is pulled by the lifting hook 4 in the process of shoveling and cutting the opening of the cutter 507 can be ensured, and the shoveling and cutting opening of the cutter 507 can be stably operated.

The working process of the utility model comprises the following steps:

after the zinc coating 2 on the cathode plate 1 is separated out, the cathode plate 1 is lifted out of the electrolytic cell and hung on a lifting hook 4 of a chain conveyor 3, when the cathode plate 1 passes through a pre-opening mechanism 5 in the conveying process of the chain conveyor 3, two clamping cylinders II 508 push a pressing plate 509 to clamp the cathode plate 1, two opening cylinders 505 drive two cutters 507 to horizontally move in opposite directions to tightly press the cathode plate 1, two lifting cylinders 503 push a transverse plate 504 downwards to enable the cutters 507 to separate the upper end of the zinc coating 2 from the cathode plate 1 to form an opening, then a clamping cylinder II 508, an opening cylinder 505 and a lifting cylinder 503 are reset, and the chain conveyor 3 continuously drives the cathode plate 1 to advance; when the cathode plate 1 passes through the stripping mechanism 6, the two clamping cylinders I610 push the clamping plates 611 to clamp the suspender 101 at the upper end of the cathode plate 1, the two stripping cylinders 605 drive the scraper knife 602 to rotate through the connecting rod 604 until the scraper knife 602 reaches the position above the opening of the zinc coating 2 and the cathode plate 1 and abuts against the cathode plate 1, the two chain type lifts 607 drive the knife rest 603 to descend along the guide rail 609 so that the scraper knife 602 moves to the lower end of the cathode plate 1, thereby completely stripping the zinc coating 2 from the cathode plate 1, then the clamping cylinders I610 reset, the stripping cylinders 605 drive the scraper knife 602 to reset, the chain type lifts 607 drive the knife rest 603 to reset, and thus one-time stripping operation of the zinc coating 2 of the cathode plate 1 is completed, and the two chain type lifts reciprocate.

Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the utility model, and that, although the utility model has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an electrolytic zinc negative plate zinc coating stripping off device which characterized in that: the electrolytic zinc cathode plate zinc coating stripping device comprises a pre-opening mechanism (5) for enabling the upper end of a zinc coating (2) to be pre-opened with a cathode plate (1), and a stripping mechanism (6) for shoveling and cutting the zinc coating (2) from the cathode plate (1), wherein the pre-opening mechanism (5) and the stripping mechanism (6) are sequentially arranged in the running direction of a chain conveyor (3), the stripping mechanism (6) comprises a frame I (601), a scraper knife (602), a knife rest (603), a connecting rod (604), a stripping cylinder (605), a fixed plate (606), a chain type elevator (607), a sliding block (608) and a guide rail (609), the scraper knife (602) is symmetrically arranged on the front side and the rear side of the cathode plate (1), the scraper knife (602) is obliquely hinged to the knife rest (603) through a pin shaft (612), the upper end of the scraper knife (602) is hinged to the stripping cylinder (605) through the connecting rod (604), the stripping cylinder (605) is fixedly arranged on the rest (603), the rest (603) is arranged on the chain type elevator (607) through the fixed plate (606), the chain type elevator (607) is arranged on the frame I, the two sliding blocks (608) are arranged on the left side and right side (601), the slide block (608) is connected with a guide rail (609) arranged on the frame I (601) in a sliding way.

2. The electrolytic zinc cathode plate zinc plating stripping device according to claim 1, characterized in that: the left end and the right end of the frame I (601) are fixedly provided with clamping cylinders I (610) at the positions of the front side and the rear side of the cathode plate (1), clamping plates (611) are arranged at the output ends of the clamping cylinders I (610), and the heights of the clamping plates (611) are matched with the heights of suspenders (101) for installing the cathode plate (1).

3. The electrolytic zinc cathode plate zinc plating stripping device according to claim 1 or 2, characterized in that: the pre-opening mechanism (5) comprises a frame II (501), lifting plates (502), lifting cylinders (503), transverse plates (504), opening cylinders (505), connecting plates (506) and cutters (507), wherein the lifting plates (502) are fixedly installed at the top of the frame II (501), the lifting cylinders (503) are fixedly installed at two ends of the bottom of the lifting plates (502), the output ends of the lifting cylinders (503) are connected with the transverse plates (504), at least one opening cylinder (505) is installed at the bottom of each transverse plate (504), and the cutters (507) are obliquely installed at the output ends of the opening cylinders (505) through the connecting plates (506).

4. A zinc plating stripping device of an electrolytic zinc cathode plate according to claim 3, characterized in that: the clamping cylinders II (508) are fixedly arranged at the positions, located on the front side and the rear side of the cathode plate (1), of the frame II (501), the pressing plates (509) are arranged at the output ends of the clamping cylinders II, and the pressing plates (509) are located at positions, located above the transverse central line of the cathode plate (1).