CN217452088U

CN217452088U - Lead-acid storage battery continuous casting grid fixed die

Info

Publication number: CN217452088U
Application number: CN202220305841.3U
Authority: CN
Inventors: 陈胜洋; 阙奕鹏; 汪德宏; 周志学; 刘孝伟
Original assignee: Zhejiang Chaowei Beiteri Technology Co ltd
Current assignee: Zhejiang Chaowei Beiteri Technology Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-09-20
Anticipated expiration: 2032-02-15

Abstract

The utility model discloses a lead acid battery continuous casting grid cover half, include the cover half body through pedestal mounting, the cover half body be equipped with defeated lead pipe and with rotary die complex cambered surface, the operation direction of rotary die is against the direction of gravity, the cover half body is equipped with casting area and cooling space along the operation direction of rotary die in proper order. The utility model discloses can carry out quick cooling to the shaping grid simultaneously, promote production efficiency.

Description

Lead-acid storage battery continuous casting grid fixed die

Technical Field

The utility model relates to a lead acid battery processing equipment, specifically speaking relates to a lead acid battery continuous casting grid cover half.

Background

With the improvement of national environmental protection requirements, the traditional plate casting mode is gradually eliminated in the domestic lead-acid storage battery industry, a more environment-friendly production mode of net pulling, net punching and grid continuous casting is adopted, and the grid continuous casting technology is used as the most economic and environment-friendly grid production mode at present, so that the grid continuous casting technology is generally accepted by lead-acid storage battery manufacturers. The existing continuous casting grid fixed die is generally a symmetrical arc surface and is matched with a rotating die at the center of a roller shaft, a fixed die cooling area is arranged below the die, the fixed die is mechanically fixed in a screw type manner in a tightening manner, a bracket is arranged on a base to support the fixed die so as to prevent lead liquid from being oxidized when nitrogen is filled into a lead filling port, the rotating die rotates in a direction along the gravity downward direction, the grid is short from cooling to demolding, therefore, the production speed cannot be too fast, the grid quality can be influenced if the production speed is too fast, and the production efficiency can be reduced if the production speed is too slow. For example, a "fixed die for continuously casting a grid of a lead-acid storage battery" disclosed in chinese patent literature, which has publication number CN208427714U, includes a fixed die body and a lead conveying pipe; the fixed die body is provided with a concave arc surface which is matched with the storage battery continuous casting movable die in a form-fitting manner, the fixed die body is provided with a mounting hole along the length direction of the fixed die body, and the lead conveying pipe is arranged in the mounting hole; a lead returning groove is further arranged below the mounting hole, the notch of the lead returning groove is communicated with the mounting hole, the concave arc surface of the fixed die body sinks along the length direction of the fixed die body to form a strip-shaped hole, and the strip-shaped hole is communicated with the mounting hole; defeated lead pipe is provided with at least one row of lead hole along its axial, lead hole corresponds the setting of bar hole and the bar hole exposes lead hole. The structure can improve the stability of the supply and the backflow of the lead liquid in the grid casting process, but the influence of the rotating speed of the rotary die on the quality of the grid is not considered.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the problem that product quality is not high, production efficiency is low that causes because of the rotary die rotational speed size in the current lead acid battery continuous casting grid production process, provide a lead acid battery continuous casting grid cover half, can cool off the shaping grid fast, also can promote production efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the fixed die body is provided with a lead conveying pipe, the surface of the fixed die body is matched with a rotary die, the running direction of the rotary die is the direction of counter gravity, and the fixed die body is sequentially provided with a casting area and a cooling area along the running direction of the rotary die. The rotating die of the existing continuous casting grid moves downwards along with gravity, and the casting mode means that the rotating speed of the rotating die cannot be too high, if the rotating speed of the rotating die is too high, after lead liquid output by a lead conveying pipe is shaped under the matching of the fixed die body and the rotating die, the lead liquid quickly leaves the fixed die body along with the rotating direction of the rotating die, the grid is not fully cooled, the quality of the grid is easily affected, and if the rotating speed of the rotating die is too low, the production efficiency is seriously affected; this application has changed the rotation direction of conventional rotary die, and suitable extension shaping back grid residence time on the cover half body reentries next stage after the cooling effect that fills in cooling space.

Preferably, a pouring gate is arranged in the casting area, a lead conveying pipe is further arranged in the fixed die body and communicated with the pouring gate, and a lead returning pipe is further arranged at the bottom of the pouring gate. In grid production process, defeated lead pipe carries lead liquid to the sprue gate, forms the grid under the cooperation of cover half body and rotary die, and unnecessary lead liquid can get into back the lead pipe among the pouring process, and the lead liquid that returns the lead pipe and collect can reentrant defeated lead pipe and carry out reuse, helps reducing the waste of raw materials.

Preferably, a plurality of heating tubes are arranged in the casting area around the pouring gate, the lead conveying tube and the lead returning tube. The heating tube can effectively preserve heat of lead liquid flowing through the lead conveying tube, the pouring gate and the lead return tube, so that the phenomenon that the molding of the grid is influenced due to the low temperature of the lead liquid is avoided.

Preferably, a heat insulation plate is arranged between the casting area and the cooling area. The setting of heat insulating board can be separated casting area and cooling zone, can effectively avoid the temperature in casting area to conduct the cooling zone, leads to the cooling effect reduction of grid tray.

Preferably, a cooling pipe is arranged in the cooling zone. The cooling oil or cooling liquid can be introduced into the cooling pipe to cool the grid plate.

Preferably, the bottom of the fixed die body is also provided with a vacuum-pumping area. The setting in this application evacuation district helps avoiding the grid in the production process gassing, can further promote the quality of product.

Preferably, the vacuum-pumping area comprises a groove which is concave towards the inner part of the fixed die body, and an air-pumping pipeline communicated with the base. The air exhaust pipeline is communicated with the base, and pipeline connection outside the fixed die body is avoided.

Preferably, the cambered surface is of an asymmetric structure, the surfaces of the casting area and the vacuumizing area are tightly attached to the surface of the rotary die, and the surface of the cooling area is not attached to the surface of the rotary die. In the casting process, the surfaces of the casting area and the vacuumizing area are tightly attached to the surface of the rotary die, so that the grid plate is tightly pressed between the rotary die and the fixed die body, the generation of bubbles is further reduced, and the formed grid plate is high in flatness; and when the grid is in the cooling area, the grid is not extruded by the rotating die and the fixed die body any more, and can be cooled in a cooling pipe and an air environment.

Therefore, the utility model discloses following beneficial effect has: (1) the production efficiency is improved while the formed grid is rapidly cooled; (2) the lead liquid collected by the lead returning pipe can enter the lead conveying pipe for reutilization, so that the waste of raw materials is reduced; (3) the arrangement of the heat insulation plate can separate the casting area from the cooling area, so that the temperature of the casting area can be effectively prevented from being transmitted to the cooling area; (4) the vacuum-pumping area is arranged, so that bubbles generated in the production process of the grid can be avoided, and the quality of a product can be further improved.

Drawings

Fig. 1 is a side view of the present invention.

Fig. 2 is a front view of the present invention.

In the figure: 1. The casting device comprises a fixed die body, 11, an arc surface, 12, a casting area, 121, a pouring gate, 122, a lead returning pipe, 123, a heating pipe, 13, a cooling area, 131, a cooling pipe, 14, a vacuumizing area, 141, a groove, 142, an air extracting pipeline, 2, a lead conveying pipe, 3, a rotary die, 4 and a partition plate.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 to 2, the fixed die for continuously casting the grid of the lead-acid storage battery comprises a fixed die body 1 installed through a base, wherein a lead conveying pipe 2 is arranged on the fixed die body 1, and the surface of the fixed die body 1 is matched with a rotary die 3, and is characterized in that the running direction of the rotary die 3 is the direction of counter gravity, and the fixed die body 1 is sequentially provided with a casting area 12 and a cooling area 13 along the running direction of the rotary die 3. The rotating die 3 of the existing continuous casting grid moves downwards along with gravity, and the casting mode means that the rotating speed of the rotating die 3 cannot be too high, if the rotating speed of the rotating die 3 is too high, after lead liquid output by the lead conveying pipe 2 is shaped under the matching of the fixed die body 1 and the rotating die 3, the lead liquid quickly leaves the fixed die body 1 along with the rotating direction of the rotating die 3, the grid is not fully cooled, the quality of the grid is easily affected, and if the rotating speed of the rotating die 3 is too low, the production efficiency is seriously affected; the application changes the rotation direction of the conventional rotary die 3, properly prolongs the stay time of the formed grid on the fixed die body 1, and enters the next stage after the charging and cooling effect of the cooling area 13.

Specifically, a pouring gate 121 is arranged in the casting area 12, a lead conveying pipe 2 is further arranged in the fixed die body 1, the lead is conveyed (the lead conveying pipe 2 is communicated with the pouring gate 121, and a lead returning pipe 122 is further arranged at the bottom of the pouring gate 121. in the grid production process, the lead conveying pipe 2 conveys lead liquid to the pouring gate 121, a grid is formed under the matching of the fixed die body 1 and the rotary die 3, redundant lead liquid can enter the lead returning pipe 122 in the pouring process, and the lead liquid collected by the lead returning pipe 122 can enter the lead conveying pipe 2 again for reutilization, so that the waste of raw materials is reduced.

Specifically, a plurality of heating tubes 123 are arranged in the casting area 12 around the pouring gate 121, the lead conveying tube 2 and the lead returning tube 122. The heating tube 123 can effectively preserve heat of the lead liquid flowing through the lead conveying tube 2, the pouring gate 121 and the lead return tube 122, so that the phenomenon that the molding of the grid is affected due to the fact that the temperature of the lead liquid is too low is avoided.

Specifically, a heat insulation plate 4 is arranged between the casting area 12 and the cooling area 13. The heat insulation plate 4 can separate the casting area 12 from the cooling area 13, and can effectively prevent the temperature of the casting area 12 from being transmitted to the cooling area 13, so that the cooling effect of the grid plate is reduced.

Specifically, a cooling pipe 131 is provided in the cooling zone 13. The cooling tubes 131 may be filled with cooling oil or cooling fluid to achieve cooling of the louvers.

Specifically, the bottom of the fixed die body 1 is also provided with a vacuum-pumping area 14. The setting of this application evacuation district 14 helps avoiding the grid production in-process to produce the bubble, can further promote the quality of product.

Specifically, the vacuum-pumping region 14 includes a groove 141 recessed toward the inside of the fixed mold body 1, and an air-pumping duct 142 communicating with the base. The air exhaust pipeline 142 is communicated with the base, so that pipeline connection outside the fixed die body 1 is avoided.

Specifically, the cambered surface 11 is of an asymmetric structure, the surfaces of the casting area 12 and the vacuumizing area 14 are tightly attached to the surface of the rotary die 3, and the surface of the cooling area 13 is not attached to the surface of the rotary die 3. In the casting process, the surfaces of the casting area 12 and the vacuumizing area 14 are tightly attached to the surface of the rotary die 3, so that the grid plate is tightly pressed between the rotary die 3 and the fixed die body 1, the generation of bubbles is further reduced, and the formed grid plate has high flatness; when the grid is in the cooling area 13, the grid is not extruded by the rotating die 3 and the fixed die body 1 any more, and can be cooled in the cooling pipe 131 and the air environment.

Claims

1. The utility model provides a lead acid battery continuous casting grid cover half, includes cover half body (1) through the base installation, cover half body (1) is equipped with defeated plumbous pipe (2), cover half body (1) surface and rotary die (3) cooperation, its characterized in that, the running direction of rotary die (3) is the direction of adverse gravity, cover half body (1) is equipped with casting area (12) and cooling space (13) along the running direction of rotary die (3) in proper order.

2. The fixed die for the continuous casting grid of the lead-acid storage battery according to claim 1, characterized in that a pouring opening (121) is formed in the casting area (12), a lead conveying pipe (2) is further arranged in the fixed die body (1), the lead conveying pipe (2) is communicated with the pouring opening (121), and a lead returning pipe (122) is further arranged at the bottom of the pouring opening (121).

3. The fixed die for continuously casting the grid of the lead-acid storage battery according to claim 2, wherein a plurality of heating tubes (123) are arranged in the casting area (12) around the pouring opening (121), the lead conveying tube (2) and the lead returning tube (122).

4. A fixed die for continuously casting a grid of a lead-acid storage battery according to claim 1, wherein a heat insulation plate (4) is arranged between the casting area (12) and the cooling area (13).

5. A fixed die for continuously casting grids of a lead-acid storage battery according to claim 1, wherein a cooling pipe (131) is arranged in the cooling area (13).

6. The fixed die for continuously casting the grid of the lead-acid storage battery according to claim 1, characterized in that a vacuumizing area (14) is further arranged at the bottom of the fixed die body (1).

7. A grid fixed die for continuous casting of lead-acid storage batteries according to claim 6, characterized in that the vacuuming area (14) comprises a groove (141) recessed towards the inside of the fixed die body (1) and an air suction pipeline (142) communicated with the base.

8. The fixed die for continuously casting the grid of the lead-acid storage battery according to claim 1 or 6, wherein the cambered surface (11) is of an asymmetric structure, the surfaces of the casting area (12) and the vacuumizing area (14) are tightly attached to the surface of the rotary die (3), and the surface of the cooling area (13) is not attached to the surface of the rotary die (3).