CN211990893U - One-outlet two-lead-acid battery cast welding mold - Google Patents

Abstract

The utility model provides a two lead acid battery cast joint moulds, which comprises a die body, the busbar profiled groove, cooling channel and runner, through with the crooked setting of the outline of mould body along utmost point post hole and gap bridge concave road, make utmost point post hole and gap bridge passageway keep away from cooling channel's part accessible and outside heat exchange's mode carry out natural cooling, compensate the slower cooling rate in utmost point post hole, shorten whole cooling time, in addition through seting up the runner that links to each other with cooling channel in gap bridge passageway department, with the drill way shutoff again, make the coolant liquid can flow through gap bridge passageway below, realize the synchronous cooling of gap bridge passageway and other parts, and the processing degree of difficulty is low, it is slow to have solved utmost point post hole cooling rate that exists among the prior art, the technical problem that the cooling chamber processing degree of difficulty is big.

Description

One-outlet two-lead-acid battery cast welding mold

Technical Field

The utility model relates to a battery cast joint field, concretely relates to two lead acid battery cast joint moulds of one play.

Background

The lead-acid storage battery is a common storage battery, and in the lead-acid storage battery, a bus bar is one of important components of the lead-acid storage battery and mainly used for collecting current, shunting and connecting polar plates. In the production of the bus bar, generally, a bus bar automatic cast-weld machine injects lead liquid into a bus bar forming mold, and the lead liquid is cooled and taken out after solidification to obtain the formed bus bar. In the production process, cooling is an extremely important process, water cooling is generally adopted, but the cooling of the traditional cooling pipeline is slow.

The utility model discloses a chinese utility model patent that application number is CN201620494115.5 discloses a novel battery busbar forming die, which comprises a die body, the mould body openly is provided with a plurality of busbar profiled grooves that are used for the casting busbar, the inside cooling channel that is provided with of mould body, cooling channel transversely runs through the mould body be provided with a plurality of cooling chambers on the cooling channel, the cooling chamber is located busbar profiled groove below and with the busbar profiled groove cooperatees, can locate local enhancement cooling to forming die with the pertinence.

However, the above technical solutions have the following technical problems: firstly, because the depth of the pole column hole is greater than the depths of the positive and negative electrode channels, the time required for cooling the pole column hole is longer, in the scheme, the mould body covers around the pole column hole, and the cooling chamber is not arranged on the lower page, so that the cooling speed of the lead liquid in the pole column hole is slow, and the lead liquid in the positive and negative electrode channels is difficult to synchronously complete cooling.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a two lead acid battery cast joint moulds, through the crooked setting of outline along utmost point post hole and gap bridge concave road with the mould body, the part that makes utmost point post hole and gap bridge passageway keep away from cooling channel carries out natural cooling through the heat exchange, shorten whole cooling time, and through seting up the runner that links to each other with cooling channel in gap bridge passageway department, make the coolant liquid can flow through under the gap bridge passageway, realize the synchronous cooling of gap bridge passageway, the utmost point post hole cooling rate who has solved and has existed among the prior art is slow, the cooling chamber processing degree of difficulty is big, mould body low-usage, the technical problem that production efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a two lead acid battery cast joint moulds, includes the mould body, be provided with two sets of busbar one-tenth type grooves that are used for casting the busbar on the mould body, the one end in busbar one-tenth type groove is provided with the utmost point post hole, and its other end is provided with the gap bridge concave channel, and this mould body is inside to be provided with cooling channel along the width direction in busbar one-tenth type groove, the mould body is followed busbar one-tenth type groove length direction's both sides face is followed respectively the crooked setting of outline of utmost point post hole and gap bridge concave channel, set up the runner that links to each other with cooling channel on the mould body of gap bridge concave channel department.

Preferably, the bus bar forming groove comprises a first bus bar unit and a second bus bar unit, the two pole pits are symmetrically arranged at the same end of the first bus bar unit and the second bus bar unit, and the other ends of the first bus bar unit and the second bus bar unit are connected through the bridge passing recessed channel.

Preferably, the pole pit and the bridge passage are both arranged to protrude in a direction away from the first bus bar unit and the second bus bar unit.

Preferably, the cooling device further comprises a connecting pipeline, and the connecting pipeline is communicated with the cooling channel.

Preferably, one end of the connecting pipe, which is opposite to the die body, is bent upwards.

Preferably, the connecting pipes are arranged in four groups.

The beneficial effects of the utility model reside in that:

(1) the utility model discloses a set up the mould body along the outline bending of utmost point post hole and gap bridge concave road, make utmost point post hole and gap bridge passageway keep away from the part of cooling channel and carry out natural cooling with the mode of external heat exchange, compensate the slower cooling rate in utmost point post hole, shorten whole cooling time, in addition through set up the runner that links to each other with cooling channel in gap bridge passageway department, make coolant liquid can flow through below the gap bridge passageway, realize the synchronous cooling of gap bridge passageway and other parts, and the processing degree of difficulty is low, the technical problem that the utmost point post hole cooling rate is slow, the cooling chamber processing degree of difficulty is big that exists among the prior art is solved;

(2) the utility model has the advantages that the utilization rate of the die body is fully improved by arranging the die into one die and two dies, the cost is saved, and the production efficiency of the busbar is high;

(3) the utility model discloses a set up four group's connecting tube, and upwards buckle the setting with this connecting tube for the one end of mould body, when immerging the mould in the lead liquid, reduce the area of contact of connecting tube and high temperature lead liquid, and then reduce the heat exchange between coolant liquid and the connecting tube, reduce the coolant liquid and let in the volume, reduce heat loss rate, energy saving and cost.

To sum up, the utility model has the advantages of the utmost point post hole and cross bridge passageway cooling rate are fast, the whole synchronous cooling shaping of busbar, one go out two production efficiency height, energy saving and cost, are particularly useful for the battery cast joint field.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 1;

FIG. 4 is an enlarged view of the point B in FIG. 2;

fig. 5 is a vertical sectional view of the die body of the present invention;

fig. 6 is a horizontal cross-sectional view of the die body of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Examples

As shown in fig. 1-3 and 5-6, a one-to-two lead-acid battery cast-weld mold comprises a mold body 1, two sets of bus forming grooves 2 for casting buses are arranged on the mold body 1, a pole pit 21 is arranged at one end of each bus forming groove 2, a gap bridge concave channel 22 is arranged at the other end of each bus forming groove 2, a cooling channel 3 is arranged inside the mold body 1 along the width direction of each bus forming groove 2, two side faces of the mold body 1 along the length direction of each bus forming groove 2 are respectively arranged along the outer contours of the pole pit 21 and the gap bridge concave channel 22 in a bending mode, and a flow channel 4 connected with the cooling channel 3 is arranged on the mold body 1 at the gap bridge concave channel 22.

This embodiment is through the crooked setting of outline with mould body 1 along utmost point post hole 21 and gap bridge concave road 22, make utmost point post hole 21 and gap bridge passageway 22 keep away from cooling channel 3 part accessible and the mode of outside heat exchange carry out natural cooling, compensate the slower cooling rate in utmost point post hole, shorten whole cooling time, in addition through seting up runner 4 that links to each other with cooling channel in gap bridge passageway 22 department, the drill way shutoff with runner 4 before the use, make the position of coolant liquid accessible gap bridge passageway below, carry out the concentrated cooling of pertinence to the gap bridge passageway, realize the synchronous cooling of gap bridge passageway and other parts, this kind of runner is seted up and the processing degree of difficulty of later stage shutoff is low, and production cost is reduced.

This embodiment is through setting up the cast joint mould into one and going out two moulds, fully improves the utilization ratio of mould body 1, practices thrift the cost, and the production efficiency of busbar is high, and because set up to busbar profiled groove 2 back on more areas of mould body 1, the coolant liquid improves greatly with the heat exchange rate in busbar profiled groove 2, improves the heat exchange efficiency of coolant liquid greatly, reduces cooling cost.

Preferably, as shown in fig. 4, the bus bar forming groove 2 includes a first bus bar unit 23 and a second bus bar unit 24, the two pole pits 21 are symmetrically disposed at the same end of the first bus bar unit 23 and the second bus bar unit 24, and the other ends of the first bus bar unit 23 and the second bus bar unit 24 are connected through the bridge recessed channel 22.

Preferably, the pole pit 21 and the bridge passage 22 are both provided to protrude in a direction away from the first bus bar unit 23 and the second bus bar unit 24.

Preferably, as shown in fig. 1, the cooling device further comprises a connecting pipe 5, and the connecting pipe 5 is communicated with the cooling channel 3.

Preferably, the connecting pipe 5 is bent upward relative to one end of the die body 1.

Preferably, the connecting pipes 5 are provided in four sets.

This embodiment is through setting up four group's connecting tube 5, and with this connecting tube 5 for the one end of mould body 1 upwards buckle the setting, when immerging the mould in the lead liquid, reduce the area of contact of connecting tube 5 and high temperature lead liquid, and then reduce the heat exchange that takes place between coolant liquid and the connecting tube 5 to reduce the required input of coolant liquid, reduce heat loss rate, energy saving and cost.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides a two lead acid battery cast joint moulds, includes mould body (1), be provided with two sets of busbar one-tenth type grooves (2) that are used for the casting busbar on mould body (1), the one end in busbar one-tenth type groove (2) is provided with utmost point post hole (21), and its other end is provided with gap bridge concave channel (22), and this mould body (1) is inside to be provided with cooling channel (3) along the width direction in busbar one-tenth type groove (2), its characterized in that, mould body (1) is followed busbar one-tenth type groove (2) length direction's both sides face is followed respectively utmost point post hole (21) and the crooked setting of outline of gap bridge concave channel (22), runner (4) that link to each other with cooling channel (3) are seted up on mould body (1) of gap bridge concave channel (22) department.

2. The cast-weld mold for one-off two-lead-acid batteries according to claim 1, wherein the bus-bar forming groove (2) comprises a first bus-bar unit (23) and a second bus-bar unit (24), the two pole pits (21) are symmetrically arranged at the same end of the first bus-bar unit (23) and the second bus-bar unit (24), and the other ends of the first bus-bar unit (23) and the second bus-bar unit (24) are connected through the bridging groove (22).

3. A cast-weld mould for lead-acid batteries according to claim 2, characterized in that the pole pits (21) and the bridge channels (22) are arranged in a protruding manner in a direction away from the first busbar unit (23) and the second busbar unit (24).

4. The one-out two-lead acid battery cast welding mold according to claim 1, characterized by further comprising a connecting pipeline (5), wherein the connecting pipeline (5) is communicated with the cooling channel (3).

5. A one-out two-lead acid battery cast welding mould according to claim 4, characterized in that the connecting pipe (5) is bent upwards relative to one end of the mould body (1).

6. A one-out-two lead-acid battery cast welding mould according to claim 4, characterized in that the connecting ducts (5) are arranged in four groups.

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