CN113042711B - Cooling mechanism capable of preventing deformation of cast welding mold - Google Patents
Cooling mechanism capable of preventing deformation of cast welding mold Download PDFInfo
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- CN113042711B CN113042711B CN202110266475.5A CN202110266475A CN113042711B CN 113042711 B CN113042711 B CN 113042711B CN 202110266475 A CN202110266475 A CN 202110266475A CN 113042711 B CN113042711 B CN 113042711B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/04—Casting in, on, or around objects which form part of the product for joining parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
- B22D25/04—Casting metal electric battery plates or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The invention relates to the technical field of storage battery production equipment, in particular to a cooling mechanism capable of preventing a cast-weld mold from deforming, which comprises a base plate and a jacking unit arranged below the base plate, and is characterized by further comprising a cooling water tank and clamping plates which are arranged on two sides of the cooling water tank and move vertically, wherein the jacking unit drives the cooling water tank to vertically lift relative to the base plate, the clamping plates are used for clamping the mold, the upper end surface of the cooling water tank props against the mold and rises to perform cast-weld work, and cooling water flows in the cooling water tank to cool the mold. Through grip block centre gripping mould, at coolant tank by the in-process of jacking unit jacking, move the mould through coolant tank's last edge top and rise, accomplish the cooling work of cast joint and mould in step, grip block centre gripping mould and coolant tank conflict mould carry out the cast joint for the mould reduces the stress of deformation, prevents that the mould from warping.
Description
Technical Field
The invention relates to the technical field of storage battery production equipment, in particular to a cooling mechanism capable of preventing a cast-weld mold from deforming.
Background
In the production and manufacturing process of the lead storage battery, the lugs of the positive and negative plates need to be welded together. Generally, a welding cavity in a cast-weld mold is filled with lead liquid, and then a pole group pole lug is inserted into the welding cavity for welding; and then cooling the lead liquid by introducing cooling water into the cast-weld mould, wherein the lead liquid is cast-welded into a whole by the pole ear rows of the pole group in the cooling and solidifying process. Generally, a cast-weld mold is easily deformed in a high-temperature and high-pressure working state, and the utilization efficiency of the mold is reduced.
Patent document No. CN201420563334.5 discloses a cooling device for a cast-weld machine of lead storage batteries, which comprises a cast-weld bottom template, a cast-weld bottom template and a water tank, wherein the cast-weld bottom template is arranged in the water tank, and a cooling tank is arranged on the bottom surface of the cast-weld bottom template; the bottom of the water tank is provided with a water inlet and a water outlet, the bottom of the water inlet is connected with a water inlet pipe, the water inlet pipe is provided with a water inlet valve, the bottom of the water outlet is connected with a water drain pipe, the water drain pipe is provided with a water drain valve, the water tank is also internally provided with a plurality of overflow pipes, cooling water flowing in from the water inlet pipe and the water inlet overflows the middle part of the cast-weld bottom die plate and then rises to a cooling tank at the bottom surface of the cast-weld bottom die plate, so that the cast-weld bottom die plate and lead liquid are cooled, and the cooling water absorbing heat flows out from the overflow pipes.
The patent with application number 202023103720.0 filed by the inventor on 12/21/2020 discloses a cast-weld water cooling mechanism for a lead-acid storage battery, wherein a liquid level limiting pipe regulates and limits the water level in the rising process of a cast-weld mold, the upper edge surface of the liquid level limiting pipe is lower than the platform surface of a bearing part, the liquid level limiting pipe is not in contact with the water surface for cooling at the moment, when the cast-weld mold is contacted with the storage battery from the top to the top, the liquid level limiting pipe is closed to discharge water, cooling water can rise to be in contact with the cast-weld mold for cooling, the liquid level limiting pipe arranged in the mechanism needs electric control, the liquid level height cannot be controlled after the damage due to faults easily, the mold is conveyed to a cooling circulation box and then is in contact with the liquid level to be cooled, the lead liquid in the mold is solidified in advance, and the cast-weld fails; moreover, the cast-weld mould is only supported by the top column and is matched with the storage battery for cast-weld, the middle part of the cast-weld mould is easy to deform under the pressure of the storage battery, the mould is damaged, and the production cost is increased.
However, the inventor finds that the cast-weld mould is easy to deform in the using process, a liquid level control is required to maintain the height of cooling liquid in a cooling water tank, the service life of the mould is short, and the structure is complex.
Disclosure of Invention
In order to solve the problems, the invention provides a cooling mechanism capable of preventing a cast-weld mold from deforming, which clamps the mold through a clamping plate, and synchronously finishes cast-weld and mold cooling work through the lifting of the upper edge of a cooling water tank to push the mold in the process of lifting the cooling water tank by a lifting unit, thereby solving the problems that the cast-weld mold is easy to deform in the background technology, the height of cooling liquid in the cooling water tank is kept by setting liquid level control, the service life of the mold is short, and the structure is complex.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a cooling body with prevent cast joint mould warp, includes the base plate and sets up in the jacking unit of this base plate below, its characterized in that still includes coolant tank, sets up in the grip block of this coolant tank both sides, the grip block is used for limiting the mould, the lower terminal surface of grip block through the elasticity reply subassembly connect in on the base plate, the mould by the elasticity reply subassembly support with coolant tank's top surface is equipped with the clearance, the transmission of jacking unit this coolant tank conflicts when coolant tank is vertical during the ascension the grip block with the mould rises in the lump and is used for cast joint, at this moment the trickle coolant water in the coolant tank is right the mould cools off.
As an improvement, the upper end face of the clamping plate is provided with an L-shaped supporting table, the supporting table is provided with at least two inserting pieces, and the horizontal part a of the supporting table and the bottom face of the die are slidably supported.
As an improvement, the two side edges of the die are provided with grooves matched with the shapes of the inserting pieces, and when the die slides transversely on the supporting table, the inserting pieces are inserted and matched into the grooves.
As an improvement, the cooling water tank comprises an outer frame and an inner partition frame, the upper edge surface of the outer frame can be abutted with the periphery of the bottom surface of the mold in a matched mode, a leaning platform abutting against the clamping plate is arranged on the outer side of the outer frame, the inner partition frame is matched with the inner space of the bottom surface of the mold, and the mold is cooled by flowing cooling liquid in the inner partition frame.
As a modification, the initial distance D1 between the abutment surface of the abutment platform and the clamping plate, the initial distance D2 between the upper edge surface of the outer frame and the bottom surface of the mold, and the initial distances D3, D1, D2 and D3 between the upper edge surface of the inner bulkhead and the top surface of the inner cavity of the bottom of the mold satisfy the following relations: d1= D2. ltoreq.D 3.
As an improvement, during cast welding, D1= D2=0, the mould is supported by the outer frame with the supporting bench top is moved all around, the both sides limit of mould by the inserted sheet grafting the recess restriction.
As an improvement, the elastic restoring assembly is arranged to be an air spring, and when the elastic restoring assembly is in the original length, the clamping plate supports the die to be separated from the cooling water tank.
As an improvement, the bottom of the cooling water tank is provided with a guide post which slides in the vertical direction relative to the base plate and is used for keeping the cooling water tank horizontal.
As an improvement, two guide posts are a group and are respectively arranged on two sides of the jacking unit, and each group of guide posts are connected through a connecting plate.
As an improvement, the connecting plate is provided with a damping elastic piece, and the cooling water tank jacks to drive the mold to ascend until the damping elastic piece collides with the bottom of the base plate to stop.
The invention has the beneficial effects that:
(1) according to the invention, the mold is clamped by the clamping plate, in the process that the cooling water tank is jacked by the jacking unit, the mold is jacked to ascend by the upper edge of the cooling water tank, the cast welding and the cooling work of the mold are synchronously completed, and the clamping plate clamps the mold and the cooling water tank to abut against the mold for cast welding, so that the mold reduces the stress of deformation and prevents the mold from deforming;
(2) according to the invention, the elastic restoring component is arranged to keep a certain distance between the initial state of the die and the cooling water tank, namely, the die is not contacted with cooling water, so that a liquid level controller is not needed to control the liquid level height in the cooling water tank, the cooling water naturally contacts with the die to cool when the cooling water tank rises, the cost is saved, and the structure is simple and reliable.
In conclusion, the invention has the advantages of preventing the deformation of the die, having simple structure and the like, and is particularly suitable for the technical field of storage battery production equipment.
Drawings
FIG. 1 is a schematic view of an axial structure of the present invention;
FIG. 2 is a schematic structural view of the mold of the present invention in cooperation with a cooling water tank;
FIG. 3 is an enlarged view of the point A in FIG. 2;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a left side view of the present invention;
FIG. 6 is an enlarged view of B in FIG. 5;
FIG. 7 is a schematic view showing the initial state of the mold and the cooling water tank according to the present invention;
FIG. 8 is a schematic view showing the cooling state of the mold and the cooling water tank of the present invention;
FIG. 9 is a schematic view of a mold according to the present invention;
FIG. 10 is a second schematic structural view of the mold of the present invention;
FIG. 11 is a schematic left side cross-sectional view of the present invention;
FIG. 12 is a schematic view of a jacking cast-weld structure according to embodiment 1 of the present invention;
FIG. 13 is a schematic view of a jacking cast-weld structure according to embodiment 2 of the present invention;
fig. 14 is a schematic view of a die deformation of a prior art cast-on-site process.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered 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 defined otherwise.
Example 1:
as shown in fig. 1 to 4, a cooling mechanism capable of preventing deformation of a cast-weld mold includes a base plate 1 and a jacking unit 2 disposed below the base plate 1, and is characterized by further including a cooling water tank 3 and clamping plates 4 disposed at two sides of the cooling water tank 3, wherein the clamping plates 4 are used for limiting a mold 5, the lower end surface of the clamping plate 4 is connected to the base plate 1 through an elastic restoring component 7, the mold 5 is supported by the elastic restoring component 7 and has a gap with the top surface of the cooling water tank 3, the jacking unit 2 drives the cooling water tank 3 to abut against the clamping plate 4 and the mold 5 to ascend together for cast-weld when the cooling water tank 3 ascends vertically, and at this time, the mold 5 is cooled by flowing cooling water in the cooling water tank 3.
It should be noted that the clamping plate 4 is used to clamp the mold 5, so that a gap is formed between the mold 5 and the upper end surface of the cooling water tank 3 at the initial position, and the liquid level of the cooling water tank 3 is not controlled by a liquid level valve to make the liquid level in the initial state not contact with the mold 5, but naturally contact with the mold 5 and cool after the cooling water tank 3 is lifted.
As shown in fig. 3 to 6, an upper end surface of the clamping plate 4 is provided with an L-shaped supporting platform 41, at least two inserting pieces 6 are arranged on the supporting platform 41, and a horizontal portion 41a of the supporting platform 41 is slidably supported with a bottom surface of the mold 5.
As shown in fig. 9 and 10, further, two side edges of the mold 5 are provided with grooves 51 matching with the shape of the insertion pieces 6, and when the mold 5 slides on the support platform 41 in the transverse direction, the insertion pieces 6 are inserted into the grooves 51.
After the bottom surface of the mold 5 is tightly attached to the support base 41, the insert 6 is inserted into the groove 51 in a matching manner, so that the mold 5 is smoothly clamped by the clamping plate 4.
Further, cooling water tank 3 includes frame 31 and interior bulkhead 32, the last face of following of frame 31 with 5 bottom surfaces of mould can cooperate the butt all around, the outside of frame 31 be equipped with the table 311 that leans on that grip block 4 contradicts, interior bulkhead 32 with the inner space phase-match of 5 bottom surfaces of mould, it is right that the coolant liquid flows in interior bulkhead 32 mould 5 carries out the water-cooling.
Further, the initial distance D1 between the abutment surface of the abutment table 311 and the clamping plate 4, the initial distance D2 between the upper edge surface of the outer frame 31 and the bottom surface of the mold 5, and the initial distances D3, D1, D2 and D3 between the upper edge surface of the inner bulkhead 32 and the top surface of the bottom cavity of the mold 5 satisfy the following relations: d1= D2 < D3.
Further, during cast welding, D1= D2=0, the periphery of the mold 5 is supported by the outer frame 31 and the supporting table 41 in a jacking manner, and two side edges of the mold 5 are limited by the insertion sheet 6 inserted into the groove 51.
It should be noted that D1= D2 < D3, and when D1= D2=0, that is, when the outer frame 31 of the cooling water tank 3 pushes the mold 5 and the holding plate 4, a gap exists between the top of the inner partition frame 32 and the inner cavity surface of the mold 5, and cooling water can flow out from the gap, so that the cooled surface of the mold is large, which is beneficial to cooling.
It should be further noted that the outer frame 31 and the inner partition frame 32 of the cooling water tank 3 cooperate with the holding plate 4 to support the mold 5 at multiple points, so that the mold 5 is kept flat and prevented from deforming, and the service life is prolonged.
As shown in fig. 2, 4 and 6, further, the elastic restoring member 7 is provided as a gas spring, and when the elastic restoring member 7 is at its original length, the clamping plate 4 supports the mold 5 to be separated from the cooling water tank 3.
Specifically, the elastic recovery component 7 has the function of elastically keeping the distance, so that when the cooling water tank 3 is not jacked up, the mold 5 is kept in a gap from the upper edge of the cooling water tank 3, the cooling water tank 3 rises to contact with the mold 5 and simultaneously rises to reach the polar group contacting with the storage battery for cast welding, the liquid level of the cooling water tank 3 is in contact with the mold 5 for cooling, the elastic recovery component 7 is stretched, the cooling water tank 3 is driven by the jacking unit 2 to descend after the cast welding is completed, and the elastic recovery component 7 recovers the original length and then enables the mold 5 to be separated from the cooling water tank 3.
As shown in fig. 2, 7 and 8, further, the bottom of the cooling water tank 3 is provided with a guide post 8, the guide post 8 slides in the vertical direction relative to the base plate 1, and the guide post 8 is used for keeping the cooling water tank 3 horizontal.
It should be noted that the guide post 8 can keep the cooling water tank 3 in a horizontal state to prevent the cooling water from spilling out and causing the liquid level to drop, and meanwhile, the mold 5 can also keep horizontal, so that the lead liquid loaded in the mold 5 cannot shake the flow, and the welding quality is ensured.
Further, two guide posts 8 are in one group and are arranged on two sides of the jacking unit 2 respectively, and each group of guide posts 8 are connected through a connecting plate 9.
Further, be equipped with shock attenuation elastic component 10 on the connecting plate 9, the jacking of cooling water tank 3 drives mould 5 rises until shock attenuation elastic component 10 with the bottom conflict of base plate 1 stops.
It should be noted that the damping elastic member 10 can be used to stably decelerate and stop the cooling water tank 3 and send a signal for starting cooling water circulation, so that the cooling water with a lower temperature is pumped to contact the mold 5, thereby further accelerating the cooling of the mold 5, and the lead liquid is rapidly solidified on the storage battery electrode group.
Example 2:
for simplicity, only the differences between the second embodiment and the first embodiment will be described below; the second embodiment is different from the first embodiment in that:
in this embodiment, the initial distance D1 between the abutment surface of the abutment table 311 and the clamping plate 4, the initial distance D2 between the upper edge surface of the outer frame 31 and the bottom surface of the mold 5, and the initial distances D3, D1, D2 and D3 between the upper edge surface of the inner bulkhead 32 and the top surface of the bottom cavity of the mold 5 satisfy the following relations: d1= D2= D3.
When D1= D2= D3=0, the bottom surface of the mold 5 is supported by the outer frame 31 and the inner partition frame 32 together for cast welding, thereby effectively avoiding deformation of the mold 5.
The working process comprises the following steps:
the mold 5 slides from the length direction of the cooling water tank 3 to the upper part of the cooling water tank 3, the clamping plate 4 restrains and keeps the mold 5, the elastic restoring component 7 is arranged between the clamping plate 4 and the base plate 1, the initial state of the mold 5 keeps a certain distance with the cooling water tank 3, then the jacking unit 2 is started to jack and lift the cooling water tank 3, the cooling water tank 3 continuously rises after abutting against the mold 5 until the mold 5 contacts with the storage battery for cast welding, at the moment, the damping elastic component 10 abuts against the base plate 1 to enable the mold 5 to slowly stand still without vibration, the inserting piece 6 arranged on the clamping plate 4 is inserted into the groove 51 of the mold 5 to firmly restrain the mold 5 on the supporting platform 41 of the clamping plate 4, then the outer frame 31 and the inner frame 32 of the cooling water tank 3 carry out multi-point position abutting support on the bottom surface of the mold 5, so that the pressure of the storage battery when the top surface of the mold 5 contacts with the storage battery for cast welding is shared by the cooling water tank 3 and the supporting platform 41, and the insert 6 hooks the groove 51 to make the die 5 flat without warping deformation.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The cooling mechanism with the function of preventing deformation of the cast-weld mold comprises a base plate (1) and a jacking unit (2) arranged below the base plate (1), and is characterized by further comprising a cooling water tank (3) and clamping plates (4) arranged on two sides of the cooling water tank (3), wherein the clamping plates (4) are used for limiting a mold (5), the lower end face of each clamping plate (4) is connected onto the base plate (1) through an elastic recovery assembly (7), the mold (5) is supported by the elastic recovery assembly (7) and provided with a gap with the top face of the cooling water tank (3), the output end of the jacking unit (2) penetrates through the base plate (1) to drive the cooling water tank (3) to vertically ascend, the cooling water tank (3) is abutted against the clamping plates (4) and the mold (5) to ascend together for cast-weld, at the moment, cooling water flows in the cooling water tank (3) to cool the mold (5);
the upper end surface of the clamping plate (4) is provided with an L-shaped supporting table (41), at least two inserting pieces (6) are arranged on the supporting table (41), and a horizontal part (41 a) of the supporting table (41) is supported with the bottom surface of the die (5) in a sliding manner;
and the cooling water tank (3) comprises an outer frame (31) and an inner partition frame (32), and the upper edge surface of the outer frame (31) is in fit abutment with the periphery of the bottom surface of the mold (5).
2. The cooling mechanism capable of preventing deformation of the cast-weld mold according to claim 1, wherein grooves (51) matched with the shape of the inserting pieces (6) are formed in two side edges of the mold (5), and when the mold (5) slides transversely on the supporting table (41), the inserting pieces (6) are inserted into the grooves (51).
3. The cooling mechanism for preventing the deformation of the cast-weld mold according to claim 2, wherein the outer frame (31) is provided with a rest (311) abutting against the clamping plate (4), the inner frame (32) is matched with the inner space of the bottom surface of the mold (5), and cooling liquid flows in the inner frame (32) to cool the mold (5).
4. A cooling mechanism with function of preventing deformation of cast-weld mold according to claim 3, wherein the initial distance D1 between the abutment surface of the abutment platform (311) and the clamping plate (4), the initial distance D2 between the upper edge surface of the outer frame (31) and the bottom surface of the mold (5), and the initial distances D3, D1, D2 and D3 between the upper edge surface of the inner frame (32) and the top surface of the inner cavity at the bottom of the mold (5) satisfy the following relations: d1= D2. ltoreq.D 3.
5. A cooling mechanism for preventing the deformation of the cast-weld mold according to claim 4, wherein D1= D2=0, the periphery of the mold (5) is supported by the outer frame (31) and the supporting platform (41) in a jacking manner, and two sides of the mold (5) are limited by the insertion of the insertion sheets (6) into the grooves (51) during cast-weld.
6. A cooling mechanism with function of preventing deformation of cast welding mold according to claim 1, characterized in that the elastic restoring component (7) is provided as a gas spring, and when the elastic restoring component (7) is in original length, the clamping plate (4) supports the mold (5) to be separated from the cooling water tank (3).
7. A cooling mechanism with function of preventing deformation of a cast welding mould according to claim 1, characterized in that the bottom of the cooling water tank (3) is provided with a guide post (8), the guide post (8) slides in vertical direction relative to the base plate (1), and the guide post (8) is used for keeping the cooling water tank (3) horizontal.
8. A cooling mechanism with prevention of cast welding mould deformation according to claim 7 is characterized in that the guide columns (8) are two in one set, and one set is arranged on each side of the jacking unit (2), and each set of guide columns (8) are connected through a connecting plate (9).
9. A cooling mechanism with function of preventing cast-weld mould from deforming according to claim 8, characterized in that a shock-absorbing elastic piece (10) is arranged on the connecting plate (9), and the cooling water tank (3) is jacked up to drive the mould (5) to ascend until the shock-absorbing elastic piece (10) is abutted against the bottom of the base plate (1) to stop.
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| CN113042711A (en) | 2021-06-29 |
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Effective date of registration: 20221215 Address after: 313100 Langshan Industrial Park, Xiao Pu town, Changxing County, Huzhou, Zhejiang Patentee after: Zhejiang Yuanrun Intelligent Equipment Co.,Ltd. Address before: 313100 Langshan Industrial Park, Xiao Pu town, Changxing County, Huzhou, Zhejiang Patentee before: CHANGXING JINRUN TECHNOLOGY CO.,LTD. |