CN113285075A

CN113285075A - Lead alloy casting plate production system

Info

Publication number: CN113285075A
Application number: CN202110425324.XA
Authority: CN
Inventors: 戴北平
Original assignee: Guangzhou Tongshangde Intelligent Equipment Co ltd
Current assignee: Guangzhou Tongshangde Intelligent Equipment Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-08-20
Anticipated expiration: 2041-04-20
Also published as: CN113285075B

Abstract

The invention discloses a lead alloy cast plate production system, which belongs to the field of lead alloy plate production and comprises a lead liquid smelting furnace, a cast plate device, a rolling and air-drying device, a trimming and shearing device and a winding device which are sequentially arranged; the lead liquid smelting furnace is used for sending lead liquid to the cast plate die, and the cast plate roller drives the lead liquid on the cast plate die to be uniformly distributed on the surface of the cast plate roller when rotating so that the lead liquid is solidified on the cast plate roller to form a lead belt; the rolling and air-drying device is used for rolling and air-drying the solidified and molded lead belt; the trimming and shearing device is used for trimming the rolled and air-dried lead belt; the winding device comprises a material winding machine, and the material winding machine is used for winding the lead alloy plate strip; the production system of the lead alloy cast plate provided by the invention realizes full automation of the casting process of the lead alloy plate strip, the roll changing process does not need to be stopped, the uninterrupted production of the lead alloy plate strip is realized, the production efficiency is high, and the cast lead alloy plate strip meets the requirements.

Description

Lead alloy casting plate production system

Technical Field

The invention relates to the field of lead alloy plate production, in particular to a lead alloy cast plate production system.

Background

The lead alloy plate is the main component of the lead-acid storage battery, the traditional lead alloy plate casting mainly adopts a gravity casting method, and the main equipment is a flat plate casting machine and a corresponding mould. The casting process is to pour the lead alloy which is heated and melted into a mould under the action of gravity, cool and form the lead alloy and then carry out subsequent processing. The plate casting machine needs to be operated by experienced operators, and the surface of a casting mould needs to be treated after casting so as to obtain qualified products, so that the automation level is low, and the labor intensity is high; after the lead alloy plate strip is cast, the lead alloy plate strip is usually required to be rolled, so that the lead alloy plate strip is convenient to store; however, in the production process of the lead alloy plate strip, the lead alloy plate strip needs to be rolled by a cold rolling device, and the rolled lead alloy plate can form irregular edges and is inconvenient to roll. In addition, when the metal plate strip material is initially wound or replaced, the plate strip needs to be manually wound on the winding tool for several circles by an operator, and the automatic winding is started until the winding tool rotates to generate pulling force on the plate strip, so that automatic continuous winding and automatic replacement cannot be realized, and the automation level is low.

Disclosure of Invention

The invention aims to provide a lead alloy cast plate production system.

In order to achieve the purpose, the invention adopts the following technical scheme:

a lead alloy cast plate production system comprises a lead liquid smelting furnace, a cast plate device, a rolling and air-drying device, a trimming and shearing device and a winding device which are sequentially arranged;

the lead liquid smelting furnace is used for sending lead liquid to the cast plate die, and the cast plate roller drives the lead liquid on the cast plate die to be uniformly distributed on the surface of the cast plate roller when rotating so that the lead liquid is solidified on the cast plate roller to form a lead belt;

the rolling and air-drying device is used for rolling and air-drying the solidified and molded lead belt;

the trimming and shearing device is used for trimming the rolled and air-dried lead belt;

the winding device comprises a reel changing mechanism and a plurality of reeling machines, the reel changing mechanism is arranged above the reeling machines, and the reel changing mechanism is used for guiding the lead alloy plate strip to another reeling machine during reel changing;

the coiling machine is used for coiling the lead alloy plate strip; the coiling machine comprises a base, a coiling shaft, a first clamping mechanism and a second clamping mechanism, wherein the coiling shaft and the clamping mechanism are arranged on the base; the winding shaft is used for mounting a winding tool, and the first clamping mechanism and the second clamping mechanism are respectively arranged on two sides of the winding shaft;

when in winding, the first clamping mechanism and the second clamping mechanism move close to the winding shaft, so that a plurality of clamping rollers on the first clamping mechanism and the second clamping mechanism are tightly attached to the outer side of a winding tool, and the winding shaft is started to start winding; after the winding shaft rotates for a period of time, the first clamping mechanism and the second clamping mechanism are separated from the winding tool.

Preferably, the plate casting device further comprises a heat preservation furnace, a high-temperature pump, a molten lead bath, an edge cutting mechanism and a first conveying mechanism, wherein the high-temperature pump, the molten lead bath, the plate casting mold, the plate casting roller, the pressing roller, the edge cutting mechanism and the first conveying mechanism are sequentially arranged.

Preferably, the plate casting device further comprises a water cooling mechanism, the plate casting roller and one end of the pressing roller are both provided with a cooling water inlet, the plate casting roller and the other end of the pressing roller are both provided with a cooling water outlet, and the cooling water inlet and the cooling water outlet are both communicated with the water cooling mechanism.

Preferably, the lead liquid pool comprises the lead liquid pool, the lead liquid pool comprises a heat preservation pool body, a slow punching plate and a liquid level adjusting structure, the buffer hole plate is arranged in the heat preservation pool body in the front and at the back, so that a liquid inlet groove, a first filtering groove and a second filtering groove are formed in the heat preservation pool body, a lead inlet is formed in the bottom of the liquid inlet groove, liquid discharge holes are formed in two sides of the second filtering groove, the liquid level adjusting structure comprises a liquid baffle plate, a flap, an adjusting screw and an adjusting nut, the liquid baffle plate is arranged below the liquid discharge holes, the flap is hinged to one side of the liquid baffle plate, one side, far away from the first filtering groove, of the second filtering groove is provided with a liquid discharge gap, the adjusting nut is arranged on one side of the heat preservation pool body, and the adjusting screw is matched with the adjusting nut and one end of the adjusting screw is connected with the flap.

Preferably, the trimming and shearing device comprises a trimming mechanism and a waste box, and the waste box is arranged below the trimming mechanism; the trimming mechanism and the trimming mechanism have the same structure.

Preferably, the trimming and shearing device further comprises a shearing mechanism and a secondary cutting mechanism, the shearing mechanism is arranged in front of the trimming mechanism, the shearing mechanism comprises a first cutting roller and a second cutting roller which are arranged from top to bottom, a first cutting knife is arranged on the first cutting roller, a second cutting knife is arranged on the second cutting roller, the secondary cutting mechanism comprises a third cutting roller and a fourth cutting roller which are arranged from top to bottom, and a plurality of cutting dies are arranged on the outer side of the third cutting roller.

Preferably, the rolling and air-drying device comprises a plurality of groups of pairs of compression roller mechanisms and air-drying mechanisms, wherein the pairs of compression roller mechanisms and the air-drying mechanisms are sequentially arranged.

Preferably, first clamping mechanism includes drive arrangement, removes support, circular arc support, a plurality of pinch rolls and a plurality of reset spring, drive arrangement is used for the drive remove the support front and back activity, and is a plurality of the pinch roll is established on the circular arc support, the circular arc support is established remove the support and be close to on one side of rolling axle, second clamping mechanism with first clamping mechanism structure is the same and the mirror image setting, reset spring's one end with the axle head of pinch roll is connected, reset spring's the other end with the circular arc leg joint.

Preferably, the coiling machine still includes lift tray and second guide rail, the lift tray is established the below of rolling axle, the second guide rail is followed the axial setting of wind-up roll is in the below of wind-up roll, the bottom of lift tray is equipped with the pulley, the pulley is in slide on the second guide rail.

Preferably, the reel changing mechanism comprises a first guide roller, a second guide roller, a first conveying belt and a reversing baffle, the first guide roller and the second guide roller are respectively arranged at the front end and the rear end of the first conveying belt, the first guide roller and the second guide roller are respectively arranged above the two reeling machines, and the reversing baffle is arranged between the first guide roller and the first conveying belt.

The invention has the beneficial effects that: the production system of the lead alloy cast plate provided by the invention realizes full automation of the casting process of the lead alloy plate strip, the roll changing process does not need to be stopped, the uninterrupted production of the lead alloy plate strip is realized, the production efficiency is high, and the cast lead alloy plate strip meets the requirements.

Drawings

The drawings are further illustrative of the invention and the content of the drawings does not constitute any limitation of the invention.

FIG. 1 is a schematic view of the overall structure of a production line according to one embodiment of the present invention;

FIG. 2 is a schematic structural view of a plate casting apparatus according to one embodiment of the present invention;

FIG. 3 is a partial enlarged view of the location A of FIG. 2;

FIG. 4 is a partial enlarged view of the B position of FIG. 2;

FIG. 5 is a schematic diagram of the construction of the plate casting rolls and pinch rolls according to one embodiment of the present invention;

FIG. 6 is a schematic diagram of a lead bath according to one embodiment of the present invention;

FIG. 7 is a side cross-sectional view of a molten lead bath in accordance with one embodiment of the present invention;

FIG. 8 is a schematic structural view of a trimming mechanism according to one embodiment of the present invention;

FIG. 9 is a schematic cross-sectional view of a trimming mechanism according to one embodiment of the present invention;

FIG. 10 is a schematic view of the trimming and cutting device and the winding device according to one embodiment of the present invention;

FIG. 11 is a schematic structural diagram of a material rolling machine according to one embodiment of the present invention;

FIG. 12 is a front view of a reel-up according to one embodiment of the present invention;

FIG. 13 is a schematic structural view of an edge trimmer shear device in accordance with one embodiment of the present invention;

FIG. 14 is a schematic structural view of a shearing mechanism in accordance with one embodiment of the present invention;

FIG. 15 is a schematic structural view of a secondary severing mechanism according to one embodiment of the present invention;

fig. 16 is a schematic structural view of a crushing and air-drying device according to one embodiment of the invention.

Wherein: molten lead smelting furnace 5, cast plate device 1, rolling and air drying device 4, trimming and shearing device 3, winding device 2, heat preservation furnace 14, high-temperature pump 15, molten lead bath 111, trimming mechanism 18, first conveying mechanism 13, cast plate mold 12, cast plate roller 11, pressing roller 14, first pressing cylinder 141, first swing bracket 142, water cooling mechanism 15, cooling water inlet 143, sand sprayer 17, buffer orifice plate 112, first filtering tank 1111, second filtering tank 1112, liquid discharge hole 113, lead inlet 114, liquid baffle 1151, swing page 1152, adjusting screw 1153, adjusting nut 1154, protective plate 116, first trimming roller 311, second trimming roller 312, first rotating shaft 3111, first positioning sleeve 3112, first trimming sleeve 3113, second rotating shaft 3121, second positioning sleeve 3122, second trimming sleeve 3123, input shaft 3131, first transmission gear 3132, second transmission gear 3113, first shaft sleeve 3124, second shaft sleeve 3122, A first conveying roller 131, a second conveying roller 132, a second pressing cylinder 133, a second connecting rod 134, a second swing bracket 135, a first guide plate 161, a second guide plate 162, a guide pressing block 163, an output guide roller 164, a thickness detector 165, a second conveying mechanism 23, a reel changing mechanism 24, a winder 21, a winding shaft 213, a first clamping mechanism 211, a second clamping mechanism 212, a reel guide plate 2141, a baffle 2142, a moving bracket 2112, an arc bracket 2113, a clamping roller 2111, a return spring 2114, a first guide rail 2115, a lifting tray 215, a second guide rail 2161, a travel switch 2162, a winding tool 217, a first guide roller 241, a second guide roller 242, a first conveying belt 243, a reversing baffle 244, a third swing bracket 246, a second conveying belt 231, a fourth swing bracket 233, a third pressing cylinder 234, a trimming mechanism 31, a shearing mechanism 33, a secondary cutting mechanism 32, a reject box 34, a first cutting blade 331, A second cutting blade 332, a first cutting roller 333, a second cutting roller 334, a third cutting roller 321, a fourth cutting roller 322, a cutting blade die 323, and a counter roller mechanism 41.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Referring to fig. 1, the lead alloy cast plate production system of this embodiment includes a molten lead furnace 5, a cast plate device 1, a rolling and air-drying device 4, a trimming and shearing device 3, and a winding device 2, which are sequentially arranged;

the lead liquid smelting furnace 5 is used for supplying high-temperature lead liquid to the plate casting device 1, and the plate casting device 1 is used for solidifying the lead liquid to form a lead alloy plate strip; the rolling and air-drying device 4 is used for rolling and air-drying the solidified and molded lead belt; the trimming and shearing device 3 is used for trimming the rolled and air-dried lead belt; the winding device 2 is used for winding the trimmed lead alloy plate strip.

Referring to the attached drawings 2-5, the plate casting device 1 comprises a plate casting mold 12, a plate casting roller 11, a pressing roller 14, a heat preservation furnace 14, a high-temperature pump 15, a molten lead pool 111, an edge cutting mechanism 18 and a first conveying mechanism 13, wherein the heat preservation furnace 14, the high-temperature pump 15, the molten lead pool 111, the plate casting mold 12, the plate casting roller 11, the pressing roller 14, the edge cutting mechanism 18 and the first conveying mechanism 13 are sequentially arranged, molten lead is sent to the plate casting mold 12 by the molten lead smelting furnace 5, and the molten lead on the plate casting mold 12 is driven to be uniformly distributed on the surface of the plate casting roller 11 when the plate casting roller 11 rotates, so that the molten lead is solidified on the plate casting roller 11 to form a lead belt; during plate casting, high-temperature lead liquid in the lead liquid smelting furnace 5 is stored in the holding furnace 14, the lead liquid in the holding furnace 14 is conveyed to the lead liquid pool 111 through the high-temperature pump 15, the lead liquid pool 111 guides the lead liquid to the plate casting mold 12, the lead liquid in the lead liquid pool 111 continuously flows to the position of the plate casting mold 12, friction sealing is formed between the plate casting mold 12 and the plate casting roller 11, namely, a gap is formed between the other side of the plate casting mold 12 and one side of the plate casting roller, and the lead liquid on the plate casting mold 12 can flow and be attached to the plate casting roller 11 under the condition that the rotation of the plate casting roller 11 is not influenced by the plate casting mold 12. Lead liquid is uniformly distributed on the surface of the cast plate roller 11 and is cooled and solidified to form a lead alloy plate in the rotating process of the cast plate roller 11, the edge cutting mechanism 18 trims the lead alloy plate formed by cooling and solidifying, so that the lead alloy plate is formed into a regular belt shape and is sent to the rolling and air drying device 4 through the first conveying mechanism 13.

Heating wires are uniformly distributed on the inner wall of the holding furnace 14, so that the lead liquid can maintain 350-450 ℃ in the holding furnace 14, a temperature detector and a liquid level detector are further arranged in the holding furnace 14, and the temperature detector is used for giving an alarm when the temperature of the lead liquid in the holding furnace 14 is higher than a set maximum value or lower than a set minimum value, so that the temperature of the lead liquid in the holding furnace 14 can be monitored; the liquid level detector is used for giving an alarm when the liquid level of the lead liquid in the holding furnace 14 is higher than a set highest value or lower than a set lowest value, so that the liquid level of the lead liquid in the holding furnace 14 can be monitored.

The plate casting device 1 further comprises a water cooling mechanism 15, one end of each of the plate casting roller 11 and the pressing roller 14 is provided with a cooling water inlet 143, the other end of each of the plate casting roller 11 and the pressing roller 14 is provided with a cooling water outlet, and the cooling water inlet 143 and the cooling water outlet are communicated with the water cooling mechanism 15.

The water supply end of the water cooling mechanism 15 is communicated with the cooling water inlet 143 through a pipeline, and the recovery end of the water cooling mechanism 15 is communicated with the cooling water outlet through a pipeline. The water cooling mechanism 15 is used for providing circulating water cooling effect for the plate casting roller 11 and the pressing roller 14, so that the upper surface and the lower surface of the molten lead are cooled and solidified during casting, and the molten lead is rapidly solidified to form a lead alloy plate.

A sand blaster 17 is arranged above the plate casting roller 11, and the sand blaster 17 slides back and forth along the axial direction of the plate casting roller 11. Because the surface of the cast plate roller 11 is smooth, the lead liquid is difficult to adhere to the cast plate roller 11, the sand blaster 17 is arranged above the cast plate roller 11, and before starting up, the sand blaster 17 is used for blasting sand to the surface of the cast plate roller 11, so that the roughness of the surface of the cast plate roller 11 is increased, and the lead liquid is easy to adhere to the cast plate roller 11; after casting, the sand blaster 17 is used for blasting sand to the surface of the casting plate roller 11, so that residual liquid on the surface of the casting plate roller 11 is removed, and the casting plate roller 11 is cleaned. The sand blaster 17 is arranged to slide back and forth along the axial direction of the casting plate roller 11, so that the sand blaster 17 can sand blast the whole casting plate roller 11 in the process of back and forth movement, and the cast lead alloy plate is more uniform.

The plate casting device 1 further comprises a first pressing cylinder 141, a first connecting rod and a first swing support 142, the pressing roller 14 is arranged on the first swing support 142, the first swing support 142 is connected with the first connecting rod through a first connecting shaft, the first connecting shaft is arranged on one side of the pressing roller 14 through a first bearing seat, the fixed end of the first pressing cylinder 141 is arranged on one side of the pressing roller 14, and the telescopic end of the first pressing cylinder 141 is connected with the first connecting rod.

In the initial state, the first pressing cylinder 141 pulls the first connecting rod, so as to drive the first swing bracket 142 to enable the pressing roller 14 on the first swing bracket 142 to be away from the casting plate roller 11, so that the lead liquid can pass through a gap between the casting plate roller 11 and the pressing roller 14 after being formed on the casting plate roller 11; after the lead alloy plate passes through the gap between the cast plate roller 11 and the pressing roller 14, the first pressing cylinder 141 drives the first swing bracket 142 to enable the pressing roller 14 on the first swing bracket 142 to press the cast plate roller 11 by pushing the first connecting rod, so that the steel plate is guided, the surface of the lead alloy plate is cooled by the pressing roller 14, and the upper surface and the lower surface of the lead alloy plate are uniformly cooled.

A recovery mechanism is arranged below the edge cutting mechanism 18, the recovery mechanism is a chain plate conveyor, the starting end of the chain plate conveyor is arranged below the edge cutting mechanism 18, and the tail end of the chain plate conveyor is arranged in the heat preservation furnace 14. Through setting up the link joint conveyer in the below of trimming mechanism 18 for the rim charge that cuts through trimming mechanism 18 drops to the link joint conveyer, delivers to holding furnace 14 through the link joint conveyer in with the rim charge, melts into the lead liquor once more, has realized the cyclic utilization to the rim charge waste material, has avoided extravagant raw and other materials. Because the lead alloy plate has higher temperature after being solidified and molded, the recycling mechanism in the embodiment adopts the chain plate conveyor, and the high-temperature scrap is conveyed into the holding furnace 14 by utilizing the characteristic of high temperature resistance of the chain plate conveyor, so that the running stability of the equipment is ensured.

Referring to fig. 8 and 9, the edge slitting mechanism 18 includes a first edge slitting roller 311 and a second edge slitting roller 312, the first edge slitting roller 311 and the second edge slitting roller 312 being disposed one above the other; the first edge cutting roller 311 includes a first rotating shaft 3111, and a first positioning sleeve 3112 and a first edge cutting sleeve 3113 sleeved on the first rotating shaft 3111, the first positioning sleeve 3112 is disposed at two ends of the first edge cutting sleeve 3113, a first pressing portion is disposed in the middle of the first edge cutting sleeve 3113, first cutting portions are disposed at two ends of the first pressing portion, and the diameter of each first cutting portion is greater than that of the first pressing portion;

the second trimming roller 312 comprises a second rotating shaft 3121, a second positioning sleeve 3122 and a second trimming sleeve 3123, the second positioning sleeve 3122 is arranged at two ends of the second trimming sleeve 3123, the first trimming sleeve 3113 is vertically opposite to the second trimming sleeve 3123, the middle of the second trimming sleeve 3123 is a second pressing portion, two ends of the second pressing portion are provided with second cutting portions, and the inner side of the first cutting portion is attached to the outer side of the second cutting portion.

When the lead alloy plate passes between the first trimming roller 311 and the second trimming roller 312, two edges of the lead alloy plate are positioned between the first cutting part and the second cutting part, and the inner side of the first cutting part is always attached to the outer side of the second cutting part, so that cutting blades are positioned at the two edges of the lead alloy plate, and the two edges of the lead alloy plate are continuously cut; at this time, the first pressing portion on the first trimming roller 311 and the second pressing portion on the second trimming roller 312 respectively press the upper and lower surfaces of the lead alloy plate, so that the displacement of the lead alloy plate during trimming is avoided, and the trimming position is more accurate.

One end of the first rotating shaft 3111 is provided with a first positioning shoulder, the other end is provided with a first shaft sleeve 3114, and the first positioning shoulder abuts against one end of the first positioning sleeve 3112; one end of the second rotating shaft 3121 is provided with a second positioning shaft shoulder, the other end is provided with a second shaft sleeve 3124, and the second positioning shaft shoulder is abutted to the end surface of the second positioning sleeve 3122. A first internal thread and a second internal thread are respectively arranged on the inner sides of the first shaft sleeve 3114 and the second shaft sleeve 3124, a first external thread is arranged on the other end of the first rotating shaft 3111, the first shaft sleeve 3114 is sleeved on the other end of the first rotating shaft 3111 through the matching of the first internal thread and the first external thread, and the first shaft sleeve 3114 abuts against the shaft end of the first positioning sleeve 3112;

the other end of the second rotating shaft 3121 is provided with a second external thread, the second shaft sleeve 3124 is sleeved on the other end of the second rotating shaft 3121 through the matching of the second internal thread and the second external thread, and the second shaft sleeve 3124 is pressed against the shaft end of the second positioning sleeve 3122.

Set up first location shaft shoulder and second location shaft shoulder for the location when installing first location sleeve 3112 and second location sleeve 3122 respectively for first side cut sleeve 3113 and second side cut sleeve 3123 after the installation are located the middle part of first pivot 3111 and second pivot 3121. A first internal thread and a second internal thread are respectively provided inside the first sleeve 3114 and the second sleeve 3124, and the first sleeve 3114 and the second sleeve 3124 are respectively fixed to the other ends of the first rotating shaft 3111 and the second rotating shaft 3121 by screw-fitting. When the first trimming sleeve 3113 and the second trimming sleeve 3123 of different specifications need to be replaced, the first positioning sleeve 3112 and the second positioning sleeve 3122 can be removed by removing the first sleeve 3114 and the second sleeve 3124, so that the first trimming sleeve 3113 and the second trimming sleeve 3123 can be replaced, the structure is simple, and the assembly and disassembly are convenient.

The trimming mechanism 18 further includes a gear transmission mechanism, the gear transmission mechanism includes an input shaft 3131, a first transmission gear 3132 and a second transmission gear 3133, the input shaft 3131 is connected to one end of the second rotating shaft 3121, the second transmission gear 3133 is sleeved on one end of the second rotating shaft 3121, the first transmission gear 3132 is sleeved on one end of the first rotating shaft 3111, and the first transmission gear 3132 is engaged with the second transmission gear 3133.

Through the meshing transmission of the first rotating shaft 3111 and the second rotating shaft 3121 and the first transmission gear 3132 and the second transmission gear 3133, the rotation directions of the first trimming roller 311 and the second trimming roller 312 are opposite, so that the lead alloy plate enters from one side of the first trimming roller 311 and the second trimming roller 312 close to the pressure roller 14 and exits from the other side of the first trimming roller 311 and the second trimming roller 312 under the rotation coordination of the first trimming roller 311 and the second trimming roller 312.

The first conveying mechanism 13 includes a first conveying roller 131, a second conveying roller 132, a second pressing cylinder 133, a second connecting rod 134 and a second swing bracket 135, the first conveying roller 131 and the second conveying roller 132 are vertically arranged, the first conveying roller 131 is arranged on the first swing bracket 142, the second swing bracket 135 and the second connecting rod 134 are connected through a second connecting shaft, the fixed end of the second pressing cylinder 133 is arranged on one side of the second conveying roller 132, and the telescopic end of the second pressing cylinder 133 is connected with the second connecting rod 134.

When the lead alloy strip does not reach the position of the second conveying roller 132, the second pressing cylinder 133 drives the second swing bracket 135 to enable the first conveying roller 131 on the second swing bracket 135 to be far away from the second conveying roller 132 by pulling the second connecting rod 134, so that the lead alloy strip can pass through the space between the first conveying roller 131 and the second conveying roller 132 after being trimmed by the trimming mechanism 18; when the lead alloy plate reaches between the first conveying roller 131 and the second conveying roller 132, the second pressing cylinder 133 drives the second swing bracket 135 to enable the first conveying roller 131 on the second swing bracket 135 to press the second conveying roller 132 by pushing the second connecting rod 134, so that the driving force for continuously moving forwards is provided for the lead alloy plate, and the lead alloy plate is kept in power during the casting and trimming processes.

The plate casting device 1 further comprises a guide structure, the guide structure comprises a first guide plate 161, a second guide plate 162 and a guide pressing block 163, one end of the first guide plate 161 is arranged below the cutting roller, the other end of the first guide plate 161 extends to the upper side of the second conveying roller 132, the second guide plate 162 is arranged on the left side and the right side of the first guide plate 161, and the starting end of the recovery mechanism is arranged below the second guide plate 162; the guide press 163 is provided above the first guide plate 161, and the guide press 163 is provided on one side of the cutting roller.

The first guide plate 161 is used to guide the trimmed lead alloy sheet in the direction of the first conveyance mechanism 13, and the second guide plate 162 is used to guide the trimmed scrap to the recovery mechanism. The guide pressing block 163 is provided to guide the trimmed lead alloy sheet in the direction of the first conveying mechanism 13, so as to prevent the lead alloy sheet from tilting upward when passing through the first trimming roller 311.

The plate casting apparatus 1 is further provided with an output guide roller 164 and a thickness detector 165, the output guide roller 164 being provided on the rear side of the first conveyance mechanism 13, and the thickness detector 165 being provided above the output guide roller 164. The thickness detector 165 is provided for detecting whether the thickness of the lead alloy plate strip meets the requirement through the thickness detector 165 when the lead alloy plate strip enters the next process.

Lead liquid pond 111 includes the heat preservation cell body, buffering orifice plate 112 and liquid level regulation structure, buffering orifice plate 112 is established in the heat preservation cell body around, make the interior feed liquor groove that forms of heat preservation cell body, first filtering ponds 1111 and second filtering ponds 1112, the bottom in feed liquor groove is equipped with into plumbous mouthful 114, the both sides of second filtering ponds 1112 are equipped with outage 113, liquid level regulation structure includes fender liquid board 1151, pendulum page or leaf 1152, adjusting screw 1153 and adjusting nut 1154, fender liquid board 1151 establishes the below at outage 113, pendulum page or leaf 1152 is articulated with one side of fender liquid board 1151, one side that first filtering ponds 1111 was kept away from to second filtering ponds 1112 is equipped with out the liquid gap, the feed liquor groove is linked together through the pore on the board 112 of slowly punching a hole with first filtering ponds 1111 and second filtering ponds 1112. And an adjusting nut 1154 is arranged on one side of the thermal insulation tank body, an adjusting screw 1153 is matched with the adjusting nut 1154, and one end of the adjusting screw 1153 is connected with a pendulum page 1152.

Through set up first board 112 and the second board 112 that slowly punches a hole of slowing down in the heat preservation cell body for lead liquid gets into the back from the lead inlet 114 of feed liquor tank bottom, through first board 112 and the second board 112 that slowly punches a hole of slowing down the buffering back, in rethread play liquid gap gets into cast plate mould 12, make lead liquid that sharply gets into in the feed liquor tank flow gently in cast plate mould 12 department after the buffering, avoided the lead alloy board after the casting defect such as surface unevenness and gas pocket effectively to appear. By arranging the liquid level adjusting structure and enabling the upper edge of the liquid baffle 1151 to be tangent to the lower edge of the liquid discharging hole 113, when lead liquid overflows the swinging page 1152 and the liquid baffle 1151, the redundant lead liquid is discharged from the liquid discharging hole 113. Therefore, the swing page 1152 is hinged with one side, close to the front side wall of the heat-preservation tank body, of the liquid baffle 1151, so that the height of the lead liquid level in the casting plate mold 12 can be controlled by controlling the height of the swing page 1152; that is, when one side of the pendulum leaf 1152 is controlled to rise, the other side of the pendulum leaf 1152 is hinged to the liquid baffle 1151, the pendulum leaf 1152 is in an inclined state, the second buffer tank is communicated with the cast plate mold 12 through a liquid through gap, so that the liquid level in the second buffer tank is consistent with the liquid level in the cast plate mold 12, the height of the pendulum leaf 1152 close to the front side wall of the heat preservation tank body is changed, the liquid level in the cast plate mold 12 is adjustable, when lead liquid overflows the pendulum leaf 1152, the lead liquid is discharged out of the heat preservation tank body through the liquid discharge hole 113, the cast lead alloy plate is uniform, and the thickness of the lead alloy plate is adjustable through the pendulum leaf 1152.

Through adjusting screw 1153 and adjusting nut 1154's screw-thread fit, thereby realize adjusting screw 1153's altitude variation, through making adjusting screw 1153 take place altitude variation, thereby make the pendulum page 1152 that adjusting screw 1153 bottom is connected take place altitude variation, make one side of pendulum page 1152 take place the swing along the articulated side of pendulum page 1152, the realization is to the regulation of pendulum page 1152 height, thereby the realization is to cast plate mould 12 lead liquid level height's regulation.

In addition, a protection plate 116 is arranged above the lead inlet 114, and the lead liquid can rapidly flow at the lead inlet 114 due to the fact that the lead inlet 114 is communicated with the output end of the high-temperature pump 15, so that the protection plate 116 is arranged above the lead inlet 114 and used for blocking the lead liquid, the lead liquid which rapidly flows is prevented from overflowing out of the heat preservation pool body, and the operation safety of equipment is guaranteed. The bottom of the buffering and punching plate 112 is provided with buffering through holes which are uniformly distributed. Through set up evenly distributed's buffering through-hole in the bottom of first board 112 and the second board 112 that slowly punches a hole of slowly punching a hole for feed liquor groove and first buffer slot and second buffer slot communicate each other. The cast plate mold 12 narrows from inside to outside gradually, and plays a role in guiding the molten lead, so that the molten lead in the cast plate mold 12 is uniformly distributed, and the thickness of the cast lead alloy plate is uniform. The heat preservation tank body is made of heat preservation materials. The lead liquid temperature maintaining device is used for maintaining the temperature of the lead liquid in the heat preservation tank body and avoiding the lead liquid from being solidified in the heat preservation tank body.

Referring to fig. 6 and 7, the lead liquid pool 111 comprises a heat preservation pool body, a buffer hole plate 112 and a liquid level adjusting structure, the buffer hole plate 112 is arranged in the heat preservation pool body front and back, so that a first filtering tank 1111 and a second filtering tank 1112 are formed in the heat preservation pool body, a lead inlet 114 is arranged at the bottom of the first filtering tank 1111, liquid discharge holes 113 are formed in two sides of the second filtering tank 1112, the liquid level adjusting structure comprises a liquid baffle 1151, a swinging leaf 1152, an adjusting screw 1153 and an adjusting nut 1154, the liquid baffle 1151 is arranged below the liquid discharge holes 113, the swinging leaf 1152 is hinged to one side of the liquid baffle 1151, a liquid discharge gap is formed in one side, away from the first filtering tank 1111, of the second filtering tank 1112, the adjusting nut 1154 is arranged on one side of the heat preservation pool body, the adjusting screw 1153 is matched with the adjusting nut 1154, and one end of the adjusting screw 1153 is connected with the swinging leaf 1152.

Referring to fig. 16, the rolling and air-drying device 4 includes a plurality of pairs of pressing roller mechanisms 41 and an air-drying mechanism, and the plurality of pairs of pressing roller mechanisms 41 and the air-drying mechanism are sequentially arranged. The lead alloy plate is rolled by the multiple sets of the pair of the compression roller mechanisms 41, so that the section density of the lead alloy plate is increased, and the thickness of the lead alloy plate is more uniform. In this embodiment, the pair of roller mechanisms 41 is 4 sets, each set of roller mechanisms 41 can independently adjust the height distance and the rotating speed of the rolling cylinder, and each set of roller mechanisms 41 is provided with a cooling mechanism for spraying cooling water. The temperature of the solidified and molded high-temperature lead alloy plate is reduced to normal temperature after the high-temperature lead alloy plate is subjected to cold pressing by a 4-group press roll mechanism 41; and the air drying mechanism removes the cooling liquid on the surface of the lead alloy plate which is subjected to cold pressing by the 4 groups of pressing roller mechanisms 41.

Referring to fig. 10, 13-15, the trimming and cutting device 3 includes a trimming mechanism 31, a cutting mechanism 33, a secondary cutting mechanism 32, and a reject box 34, the reject box 34 being provided below the trimming mechanism 31; because the surface area of the lead alloy plate rolled by the compression roller mechanism is increased, the trimming mechanism 31 with the same structure as the trimming mechanism 18 is arranged for trimming the rolled lead alloy plate strip; the shearing mechanism 33 is arranged in front of the trimming mechanism 31, the shearing mechanism 33 comprises a first shearing roller 333 and a second shearing roller 334 which are arranged up and down, a first shearing knife 331 is arranged on the first shearing roller 333, a second shearing knife 332 is arranged on the second shearing roller 334, and the first shearing knife 331 and the second shearing knife 332 are vertically matched when the lead alloy plate is sheared; the secondary cutting mechanism 32 includes a third cutting roller 321 and a fourth cutting roller 322 which are vertically arranged, and a plurality of cutting dies 323 are arranged outside the third cutting roller; the plurality of cutting dies 323 are provided on the third cutting roll 321, so that the cut off scrap area is smaller and the recycling is facilitated. Since the temperature of the lead alloy plate after rolling and air drying is restored to normal temperature and cannot be directly recovered through the holding furnace 14, a waste box 34 is provided for collecting the scrap and the scrap cut off by the trimming mechanism 31, the shearing mechanism 33 and the secondary cutting mechanism 32.

By arranging the trimming mechanism 31, the shearing mechanism 33 and the secondary cutting mechanism 32, the rolled lead alloy plate is trimmed by the trimming mechanism 31, so that the first cutting part on the first trimming roller 311 is matched with the second cutting part, the edge of the lead alloy plate is cut off continuously, two sides of the trimmed lead alloy plate are flat, the lead alloy plate is convenient to wind, the first pressing part and the second pressing part press the lead alloy plate up and down in the edge cutting process, the lead alloy plate is prevented from shifting in the edge cutting process, and the cutting position is more accurate; the cut off rim charge is in a strip shape and is difficult to recover, so that the secondary cutting mechanism 32 is arranged to cut off the rim charge cut by the trimming mechanism 31 for the second time, so that the strip rim charge is cut into blocks and is convenient to recover; when the lead alloy plate needs to be changed or has a defect, the first cutting knife 331 and the second cutting knife 332 are vertically combined to transversely cut the lead alloy plate for cutting off the defect part, after the lead alloy plate is cut off, the first cutting knife 331 and the second cutting knife 332 are separated, and the lead alloy plate can continuously move to the winding device 2.

A first guide structure is further arranged between the trimming mechanism 31 and the secondary cutting mechanism 32, the upper end of the first guide structure is arranged on one side of the first cutting part close to the secondary cutting mechanism 32, and the lower end of the first guide structure extends to one side of the secondary cutting mechanism 32. The first guide structure is used for guiding strip-shaped rim charge to fall into the secondary cutting mechanism 32, the strip-shaped waste materials cut by the trimming mechanism 31 slide to one side of the secondary cutting mechanism 32 under the guide of the first guide structure, and the strip-shaped rim charge is cut into blocks by the secondary cutting mechanism 32, so that the strip-shaped rim charge is convenient to recycle.

The winding device 2 comprises a second conveying mechanism 23, a reel changing mechanism 24 and two winding machines 21 which are sequentially arranged, and the winding machines 21 are used for winding the lead alloy plate strip; the lead alloy plate strip reaches the upper end of one of the coilers 1 after passing through the coil changing mechanism 4 and starts to be coiled, and the coil changing mechanism 4 guides the lead alloy plate strip to the other coiler 1 during coil changing; the coiling machine 21 comprises a base, a coiling shaft 213, a first clamping mechanism 211 and a second clamping mechanism 212, wherein the coiling shaft 213 and the clamping mechanism are arranged on the base; the winding shaft 213 is used for installing a winding tool 217, and the first clamping mechanism 211 and the second clamping mechanism 212 are respectively arranged on two sides of the winding shaft 213;

when winding, the first clamping mechanism 211 and the second clamping mechanism 212 move close to the winding shaft 213, so that the clamping rollers 2111 on the first clamping mechanism 211 and the second clamping mechanism 212 are tightly attached to the outer side of the winding tool 217, and the winding shaft 213 is started to start winding; after the winding shaft 213 rotates for a period of time, the first clamping mechanism 211 and the second clamping mechanism 212 are separated from the winding tool 217.

In the embodiment, the trimming and shearing device 3 is arranged to trim the lead alloy plate strip before rolling, so that two sides of the trimmed lead alloy plate strip are flat, and the lead alloy plate strip is convenient to roll; the roll changing mechanism 24 and the two rolling machines 21 are arranged, the lead alloy plate strip is guided to one of the rolling machines 21 to be rolled through the roll changing mechanism 24, when roll changing is needed, the lead alloy plate strip is cut off through the trimming and shearing device 3, the cut lead alloy plate strip is continuously rolled by the rolling machine 21 to form a lead roll on the rolling machine 21, and meanwhile, the cut lead alloy plate strip is guided to the other rolling machine 21 by the roll changing mechanism 24, so that automatic roll changing is realized, a rolling system does not need to be stopped when roll changing is carried out, continuous rolling of the lead alloy plate strip is realized, and the production efficiency is improved; the material rolling machine 21 is provided with the first clamping mechanism 211 and the second clamping mechanism 212 on two sides of the winding shaft 213, so that the clamping rollers 2111 on the first clamping mechanism 211 and the second clamping mechanism 212 are tightly attached to the winding tool 217 during initial winding for guiding the plate strip to wind the winding tool 217, when the winding shaft 213 rotates for a period of time so that the winding tool 217 can generate tensile force on the plate strip during rotation, the first clamping mechanism 211 and the second clamping mechanism 212 are separated from the winding tool 217, automatic continuous winding and automatic roll changing of the lead alloy plate strip are realized, the downtime is reduced, and the production efficiency is improved.

The first clamping mechanism 211 comprises a driving device, a moving bracket 2112, an arc bracket 2113, a plurality of clamping rollers 2111 and a plurality of return springs 2114, the driving device is used for driving the moving bracket 2112 to move back and forth, the clamping rollers 2111 are arranged on the arc bracket 2113, the arc bracket 2113 is arranged on one side of the moving bracket 2112 close to the winding shaft 213, the second clamping mechanism 212 and the first clamping mechanism 211 are identical in structure and arranged in a mirror image mode, one end of each return spring 2114 is connected with the shaft end of the corresponding clamping roller 2111, and the other end of each return spring 2114 is connected with the corresponding arc bracket 2113.

The movable support 2112 is used for driving the arc support 2113 to move, and the arc support 2113 is arranged so that the clamping rollers 2111 can be tightly attached to the outer side of the winding tool 217. The second clamping mechanism 212 and the first clamping mechanism 211 are identical in structure and are arranged in a mirror image mode, so that the arc support 2113 of the first clamping mechanism 211 and the arc support 2113 of the second clamping mechanism 212 can be tightly attached to the periphery of the winding tool 217 in a wider range, and the driving device can adopt a linear driving device which can drive the movable support 2112 to do linear reciprocating motion, such as a stepping motor linear transmission device or a linear driving cylinder device. The two shaft ends of the clamping roller 2111 are connected to the arc support 2113 through a return spring 2114, and the metal plate strip can pass between the tightly attached clamping roller 2111 and the winding tool 217 through the compression of the return spring 2114; because the specifications and the concentricity of different winding tools 217 are different, the arrangement of the return spring 2114 also plays a role that the clamping rollers 2111 at different positions can be tightly attached to the outer sides of the winding tools 217. The winding shaft 213 is driven by a servo motor, and because the lead alloy plate belt wound on the winding tool 217 is longer and longer in the continuous winding process, the weight is gradually increased, and the torsion force received by the winding shaft 213 is also increased, the servo motor is adopted to drive the winding shaft 213, so that the rotating speed of the winding shaft 213 is continuously adjusted in the winding process, and the normal operation of the winding shaft 213 in the winding process is ensured.

The upper end of the first clamping mechanism 211 is provided with a coil guide plate 2141, and the upper end of the second clamping mechanism 212 is provided with a vertically arranged baffle 2142. The coil stock guide plate 2141 is obliquely arranged and used for guiding the strip to enter the space between the winding tool 217 and the clamping roller 2111 along the tangent position of the winding tool 217, so that the resistance between the lead alloy plate and the winding tool 217 is reduced, and the winding is facilitated.

The material rolling machine 21 further includes a lifting tray 215 and a second guide rail 2161, the lifting tray 215 is disposed below the winding shaft 213, the second guide rail 2161 is disposed below the winding roller along the axial direction of the winding roller, and a pulley is disposed at the bottom of the lifting tray 215 and slides on the second guide rail 2161.

The lifting tray 215 is used for supporting the lifting of the winding tool 217, and because the distance between the winding shaft 213 and the lifting tray 215 is larger than the radius of the winding tool 217, the lifting tray 215 is arranged, when the winding tool 217 is installed, the winding tool 217 is lifted to be installed on the winding shaft 213, and after the winding tool 217 is detached, the winding tool 217 is lowered to the bottom surface, so that the winding tool 217 can be conveniently replaced by an operator. Because the weight of the lead alloy plate strip coil is larger, the lifting tray 215 adopts the hydraulic lifting tray 215, and can bear larger load. Through set up the pulley in the bottom of lift tray 215 for lift tray 215 can drive rolling frock 217 and remove to the position of keeping away from rolling axle 213, makes operating personnel can be in keeping away from the loading and unloading of the safe position department of the equipment of continuous operation to rolling frock 217, has guaranteed operating personnel's safety of changing a roll. The tail end of the second guide rail 2161 is provided with a travel switch 2162 for limiting the sliding of the lifting tray 215 on the second guide rail 2161, and giving an alarm when the lifting tray 215 reaches a limiting position to remind an operator to dismount the reel changing tool.

The reel changing mechanism 24 includes a first guide roller 241, a second guide roller 242, a first conveyor belt 243 and a reversing flap 2442142, the first guide roller 241 and the second guide roller 242 are respectively disposed at the front and rear ends of the first conveyor belt 243, the first guide roller 241 and the second guide roller 242 are respectively disposed above the two winders 21, and the reversing flap 2442142 is disposed between the first guide roller 241 and the first conveyor belt 243.

When the lead alloy plate strip is guided to be wound into the winder 21 below the first guide roller 241, the reversing baffle 2442142 swings to be perpendicular to the first conveying belt 243 to prevent the lead alloy plate strip from entering the first conveying belt 243, and at the moment, the lead alloy plate strip is guided by the first guide roller 241 to enter the winder 21 below the first guide roller 241 to be wound; during roll changing, the reversing baffle 2442142 swings to be horizontal to the first conveying belt 243, so that the lead alloy plate strip enters the first conveying belt 243, is conveyed to the second guide roller 242 through the first conveying belt 243, and is guided by the second guide roller 242 to enter the coiler 21 below the second guide roller 242 for coiling, therefore, by arranging the roll changing mechanism 24, automatic roll changing in the production process of the lead alloy plate strip is realized, no stop is needed during roll changing, and the production efficiency is high.

The roll changing mechanism 24 further includes a first pressing roller, a third swing bracket 246, and a photoelectric sensor, the third swing bracket 246 is disposed above the first guiding roller 241, the first pressing roller is disposed on the third swing bracket 246, and the photoelectric sensor is disposed at the front side of the first pressing roller.

In an initial state, the first pressing roller and the first guide roller 241 are in a separated state, so that the lead alloy plate strip can pass through the space between the first pressing roller and the first guide roller 241; when the photoelectric sensor detects that the lead alloy plate strip enters the first guide roller 241, the third swing support 246 is driven to enable the first pressing roller on the third swing support 246 to be pressed against the first guide roller 241, so that the first pressing roller and the first guide roller 241 are respectively pressed against the lead alloy plate strip up and down, and pulling force is provided for movement of the lead alloy plate strip.

The second conveying mechanism 23 comprises a second conveying belt 231, a second pressing roller, a fourth swing bracket 233 and a pressing cylinder, the second conveying belt 231 is arranged between the tail end of the trimming and shearing device 3 and the starting end of the reel changing mechanism 24, the second pressing roller is arranged at one end of the fourth swing bracket 233, the other end of the fourth swing bracket 233 is hinged at the starting end of the second conveying belt 231, the pressing cylinder is arranged at one side of the second conveying belt 231, and the telescopic end of the pressing cylinder is connected with the other end of the fourth swing bracket 233.

Since there is a height difference between the end of the trimming and shearing device 3 and the start end of the reel change mechanism 24, a driving force is provided to the lead alloy plate strip by providing the second belt 231 so that the end of the trimming and shearing device 3 moves to the start end of the reel change mechanism 24; a second pressing roller is arranged, and in an initial state, the second pressing roller and the second conveying belt 231 are in a separated state, so that the lead alloy plate strip can pass through the space between the second pressing roller and the second conveying belt 231; when the lead alloy plate strip enters the second conveying belt 231, the pressing cylinder drives the fourth swing bracket 233 to press the second pressing roller on the fourth swing bracket 233 and the second conveying belt 231, so that the second pressing roller and the second conveying belt 231 respectively press the lead alloy plate strip up and down, and the friction force between the lead alloy plate strip and the second conveying belt 231 is increased.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. A lead alloy cast plate production system is characterized by comprising a lead liquid smelting furnace, a cast plate device, a rolling and air-drying device, a trimming and shearing device and a winding device which are sequentially arranged;

2. The lead alloy cast plate production system of claim 1, wherein the cast plate device further comprises a holding furnace, a high-temperature pump, a molten lead bath, a trimming mechanism and a first conveying mechanism, and the high-temperature pump, the molten lead bath, the cast plate mold, the cast plate roller, the pressing roller, the trimming mechanism and the first conveying mechanism are arranged in sequence.

3. The lead alloy cast plate production system of claim 1, wherein the cast plate device further comprises a water cooling mechanism, one end of each of the cast plate roller and the compression roller is provided with a cooling water inlet, the other end of each of the cast plate roller and the compression roller is provided with a cooling water outlet, and the cooling water inlet and the cooling water outlet are communicated with the water cooling mechanism.

4. The lead alloy cast plate production system as claimed in claim 2, wherein the lead liquid pool comprises an insulation pool body, a slow-punching plate and a liquid level adjusting structure, the buffer orifice plates are arranged in the heat-preservation tank body in front and at the back, so that a liquid inlet groove, a first filter groove and a second filter groove are formed in the heat-preservation tank body, the bottom of the liquid inlet tank is provided with a lead inlet, two sides of the second filter tank are provided with liquid discharge holes, the liquid level adjusting structure comprises a liquid baffle plate, a pendulum page, an adjusting screw rod and an adjusting nut, the liquid baffle plate is arranged below the liquid discharge hole, the swing page is hinged with one side of the liquid baffle plate, a liquid outlet gap is arranged on one side of the second filtering tank far away from the first filtering tank, the adjusting nut is arranged on one side of the heat-preservation tank body, the adjusting screw rod is matched with the adjusting nut, and one end of the adjusting screw rod is connected with the pendulum page.

5. The lead alloy cast sheet production system as claimed in claim 2, wherein the trimming and shearing device comprises an trimming mechanism and a waste bin, the waste bin being provided below the trimming mechanism; the trimming mechanism and the trimming mechanism have the same structure.

6. The lead alloy cast plate production system as claimed in claim 5, wherein the trimming and shearing device further comprises a shearing mechanism and a secondary cutting mechanism, the shearing mechanism is arranged in front of the trimming mechanism, the shearing mechanism comprises a first cutting roller and a second cutting roller which are arranged up and down, the first cutting roller is provided with a first cutting knife, the second cutting roller is provided with a second cutting knife, the secondary cutting mechanism comprises a third cutting roller and a fourth cutting roller which are arranged up and down, and a plurality of cutting knife dies are arranged outside the third cutting roller.

7. The lead alloy cast plate production system of claim 1, wherein the rolling and air-drying device comprises a plurality of sets of counter-pressing roller mechanisms and air-drying mechanisms, and the sets of counter-pressing roller mechanisms and air-drying mechanisms are arranged in sequence.

8. The lead alloy cast plate production system according to claim 1, wherein the first clamping mechanism comprises a driving device, a movable support, an arc support, a plurality of clamping rollers and a plurality of return springs, the driving device is used for driving the movable support to move back and forth, the clamping rollers are arranged on the arc support, the arc support is arranged on one side, close to the winding shaft, of the movable support, the second clamping mechanism is identical in structure and arranged in a mirror image mode with the first clamping mechanism, one end of each return spring is connected with the shaft end of each clamping roller, and the other end of each return spring is connected with the arc support.

9. The lead alloy cast plate production system of claim 8, wherein the coiling machine further comprises a lifting tray and a second guide rail, the lifting tray is arranged below the coiling shaft, the second guide rail is arranged below the coiling roller along the axial direction of the coiling roller, and a pulley is arranged at the bottom of the lifting tray and slides on the second guide rail.

10. The lead alloy cast plate production system according to claim 1, wherein the coil changing mechanism comprises a first guide roller, a second guide roller, a first conveyor belt and a reversing baffle, the first guide roller and the second guide roller are respectively arranged at the front end and the rear end of the first conveyor belt, the first guide roller and the second guide roller are respectively arranged above the two coil winding machines, and the reversing baffle is arranged between the first guide roller and the first conveyor belt.