CN217393716U - Forming die for producing lithium battery shell - Google Patents
Forming die for producing lithium battery shell Download PDFInfo
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- CN217393716U CN217393716U CN202221311859.0U CN202221311859U CN217393716U CN 217393716 U CN217393716 U CN 217393716U CN 202221311859 U CN202221311859 U CN 202221311859U CN 217393716 U CN217393716 U CN 217393716U
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- lithium battery
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model discloses a forming die for producing lithium battery shells, which comprises a fixed die plate, a movable die plate, a cooling mechanism and a flow guide mechanism; fixing a template: the upper surface of the fixed die plate is provided with a forming cavity, the interior of the forming cavity is vertically and slidably connected with a lower forming plate, and four corners of the upper surface of the fixed die plate are provided with guide columns; moving the template: the lower surface of the movable template is provided with an upper forming plate which is matched with the forming cavity; a cooling mechanism: the lower forming plate and the upper forming plate are respectively arranged inside the lower forming plate and the upper forming plate; a flow guide mechanism: set up in cooling body's inside, this a forming die for lithium cell casing production, rivers that can in time after will rising temperature are discharged from the apopore, make the flow process of rivers more stable, improve the cooling effect, can make the primary cooling of work piece more even simultaneously, guarantee the shaping quality of work piece.
Description
Technical Field
The utility model relates to a lithium battery shell production facility technical field specifically is a forming die for lithium battery shell production.
Background
The lithium battery has the advantages of high energy density, good safety performance, low cost and the like, has wide application prospect in the field of new energy, and the common battery has a protective shell, so the lithium ion battery is no exception, and the shell is used for protecting the internal material of the lithium battery from being damaged.
The shell of the lithium battery mainly comprises a steel shell and an aluminum shell, wherein the most common shell is the aluminum shell, the aluminum shell is made of high-quality aluminum materials and is formed by die casting through a forming die, the forming die of the lithium battery shell is the same as most dies and comprises a fixed die plate and a movable die plate, during forming, a molten raw material is introduced into a die cavity, the raw material is extruded into a certain shape through pressure, and then the raw material is cooled to be formed.
However, in the cooling process of some forming dies, because the water flow cannot uniformly fill the inside of the cooling groove when beginning to absorb heat, the primary cooling effect of each part of the workpiece is different, and the forming quality of the workpiece is easily affected.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a forming die for lithium cell casing production, make the primary cooling effect of work piece more even, guarantee the shaping quality of work piece, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a forming die for producing a lithium battery shell comprises a fixed die plate, a movable die plate, a cooling mechanism and a flow guide mechanism;
fixing a template: the upper surface of the fixed template is provided with a forming cavity, the interior of the forming cavity is vertically connected with a lower forming plate in a sliding manner, and four corners of the upper surface of the fixed template are provided with guide posts;
moving the template: the lower surface of the movable template is provided with an upper forming plate which is matched with the forming cavity;
a cooling mechanism: are respectively arranged in the lower forming plate and the upper forming plate;
a flow guide mechanism: set up in cooling body's inside, can in time discharge the rivers after the intensification from the apopore, make the flow process of rivers more stable, improve the cooling effect, guarantee simultaneously that rivers can be even when absorbing the heat inside the cooling bath of filling, make the primary cooling effect of work piece more even, guarantee the shaping quality of work piece.
Further, cooling body includes apopore, inlet opening, connecting pipe and cooling bath, the cooling bath sets up respectively in the inside of lower profiled sheeting and last profiled sheeting, the cooling bath top wall middle part of upside and the cooling bath diapire middle part of downside all are equipped with the inlet opening, the cooling bath top wall four corners of upside and the cooling bath diapire four corners of downside all are equipped with the apopore, the connecting pipe sets up respectively in the lower surface of lower profiled sheeting and the upper surface of last profiled sheeting, the inlet opening is linked together through the inlet opening of adjacent connecting pipe and mould respectively, the apopore is linked together through the play basin of adjacent connecting pipe and mould respectively, for the leading-in space that provides of cooling water.
Furthermore, the end of the connecting pipe is inserted into the water inlet groove and the water outlet groove of the die respectively, the connecting pipe on the lower side is a telescopic connecting pipe, and the lower end of the connecting pipe on the lower side is fixedly connected with the fixed die plate to provide a space for the movement of the lower forming plate.
Further, water conservancy diversion mechanism includes arc guide plate, arc guide plate ring shape respectively sets up in the cooling bath roof middle part of upside and the cooling bath diapire middle part of downside, guides the flow direction of rivers.
Further, water conservancy diversion mechanism still includes baffle and spring, baffle vertical sliding connection respectively in the inside of cooling bath, the middle part of baffle all be equipped with the spout of arc guide plate cooperation installation, the back lateral surface that keeps away from of two baffles is equipped with the spring respectively, the outer end of spring respectively with adjacent cooling bath inner wall fixed connection, make the primary cooling effect of work piece more even.
Further, the four corners of the lower surface of the lower forming plate are provided with ejection columns, and the lower ends of the ejection columns penetrate through the through holes in the lower end of the fixed die plate respectively, so that the lower forming plate is convenient to move.
Furthermore, a bottom supporting plate is arranged on the lower surface of the fixed die plate and used for supporting the fixed die plate.
Compared with the prior art, the beneficial effects of the utility model are that: this a forming die for lithium battery case production has following benefit:
when the cooling device is used, the external push rod pushes the movable template to slide downwards, molten raw materials are extruded and molded through the matching of the lower molding plate and the upper molding plate, then external cooling water is introduced into a water inlet groove of a mold, the cooling water enters the middle part of the cooling groove from a water inlet hole through a connecting pipe, after the horizontal space of the cooling groove is filled by the water flow, acting force is applied to the baffle under the action of the water flow, the baffle is moved towards the direction close to the center of the molding cavity by overcoming the elasticity of the spring until the baffle is attached to the inner wall of the cooling groove, at the moment, the heat of the raw materials is conducted to the inside of the baffle through the lower molding plate and the upper molding plate, the heat is absorbed by the water flow, the raw materials are cooled and molded, the water flow after absorbing the heat is concentrated at the four corners of the cooling groove under the action of the arc-shaped guide plate, the water flow after temperature rise can be discharged from the water outlet hole in time, and the flowing process of the water flow is more stable, the cooling effect is improved, and the water flow is ensured to be uniformly filled in the cooling groove when absorbing heat, so that the primary cooling effect of the workpiece is more uniform, and the forming quality of the workpiece is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the inner structure of the molding cavity of the present invention;
FIG. 3 is a schematic structural view of the cooling mechanism of the present invention;
fig. 4 is a schematic view of the structure of the diversion mechanism of the present invention.
In the figure: the device comprises a fixed template, a forming cavity, a guide post, a movable template, a guide groove, an upper forming plate, a lower forming plate, a cooling mechanism, an 81 water outlet, a 82 water inlet, a 83 connecting pipe, a 84 cooling groove, a 9 flow guide mechanism, an arc-shaped flow guide plate 91, a 92 baffle plate, a 93 spring, a 10 bottom supporting plate and an 11 top post, wherein the fixed template is fixed, the forming cavity is 2, the guide post is 3, the movable template is 4, the guide groove is 5, the upper forming plate is 6, the lower forming plate is 7, the cooling mechanism is 8, the water outlet is 81, the water inlet is 82, the connecting pipe is 83, the cooling groove is 84, the flow guide mechanism is 9, the arc-shaped flow guide plate is 91, the baffle plate is 92, the spring is 93, the bottom supporting plate is 10, and the top post is 11.
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.
Referring to fig. 1-4, the present embodiment provides a technical solution: a forming die for producing lithium battery shells comprises a fixed die plate 1, a movable die plate 4, a cooling mechanism 8 and a flow guide mechanism 9;
a fixed template 1: the upper surface of the fixed die plate is provided with a forming cavity 2 for providing a space for forming raw materials, the interior of the forming cavity 2 is vertically connected with a lower forming plate 7 in a sliding manner, four corners of the upper surface of the fixed die plate 1 are respectively provided with a guide post 3, four corners of the lower surface of the lower forming plate 7 are respectively provided with a top post 11, the lower ends of the top posts 11 respectively penetrate through holes in the lower end of the fixed die plate 1, the lower forming plate 7 is pushed by the top posts 11 to move, a formed workpiece is ejected out of the forming cavity 2, and the lower surface of the fixed die plate 1 is provided with a bottom supporting plate 10 for providing support for placing the fixed die plate 1;
and (4) moving die plate: the lower surface of the movable template 4 is provided with an upper molding plate 6 which is matched and installed with the molding cavity 2, and the molten raw materials are extruded and molded through the matching of a lower molding plate 7 and the upper molding plate 6;
the cooling mechanism 8: the cooling mechanism 8 comprises water outlet holes 81, water inlet holes 82, connecting pipes 83 and a cooling tank 84, the cooling tank 84 is respectively arranged inside the lower forming plate 7 and the upper forming plate 6, the water inlet holes 82 are respectively arranged in the middle of the top wall of the upper cooling tank 84 and the middle of the bottom wall of the lower cooling tank 84, the water outlet holes 81 are respectively arranged at the four corners of the top wall of the upper cooling tank 84 and the four corners of the bottom wall of the lower cooling tank 84, the connecting pipes 83 are respectively arranged on the lower surface of the lower forming plate 7 and the upper surface of the upper forming plate 6, the water inlet holes 82 are respectively communicated with the water inlet grooves of the die through adjacent connecting pipes 83, the water outlet holes 81 are respectively communicated with the water outlet grooves of the die through adjacent connecting pipes 83, the ends of the connecting pipes 83 respectively penetrate into the water inlet grooves and the water outlet grooves of the die, the connecting pipes 83 on the lower side are telescopic connecting pipes, the lower ends of the connecting pipes 83 on the lower side are fixedly connected with the fixed die plate 1, introducing external cooling water into a water inlet groove of the die, and enabling the cooling water to enter the middle part of a cooling groove 84 from a water inlet 82 through a connecting pipe 83 to absorb heat in the raw material so as to cool and form the raw material;
and (3) a flow guide mechanism 9: the guide mechanism 9 comprises arc guide plates 91, the arc guide plates 91 are respectively and annularly arranged in the middle of the top wall of the cooling tank 84 on the upper side and in the middle of the bottom wall of the cooling tank 84 on the lower side, the guide mechanism 9 further comprises baffle plates 92 and springs 93, the baffle plates 92 are respectively and vertically and slidably connected in the cooling tank 84, the middle parts of the baffle plates 92 are respectively provided with a chute which is matched with the arc guide plates 91, the opposite outer side surfaces of the two baffle plates 92 are respectively provided with the springs 93, the outer ends of the springs 93 are respectively and fixedly connected with the inner walls of the adjacent cooling tanks 84, after entering the middle part of the cooling tank 84 from the water inlet 82, the water flow still has flowing space at the moment, so that the water flow can not overcome the elasticity of the springs 93 to move the baffle plates 92 to an appointed position, and the space formed by the opposite inner side surfaces of the two baffle plates 92 and the inner walls of the cooling tank 84 is uniformly filled under the guide effect of the arc guide plates 91, fill the completion back, under the effect of rivers, exert the effort to baffle 92, the elasticity of overcoming spring 93 makes baffle 92 remove to the direction that is close to into die cavity 2 center, until the inner wall laminating with cooling bath 84, the heat of raw materials is conducted to baffle 92 inside through lower profiled sheeting 7 and last profiled sheeting 6 this moment, absorb the heat through rivers, it is more even to make the effect of undercooling, rivers after the heat absorption concentrate on the four corners of cooling bath 84 under arc guide plate 91's effect, in time discharge from apopore 81 with the rivers after the intensification.
The utility model provides a pair of a forming die for lithium battery shell production's theory of operation as follows: when the device is used, molten raw materials are poured into the inside of the forming cavity 2, the movable template 4 is pushed to slide downwards through the external push rod, the guide posts 3 slide in the guide grooves 5 to provide guide support for the movement of the movable template 4 until the upper forming plate 6 enters the inside of the forming cavity 2, the molten raw materials are extruded and formed through the matching of the lower forming plate 7 and the upper forming plate 6, then external cooling water is introduced into the water inlet groove of the die, the cooling water enters the middle part of the cooling groove 84 from the water inlet 82 through the connecting pipe 83, because the water flow still has flowing space, the water flow cannot overcome the elasticity of the spring 93 to move the baffle 92 to a specified position, the space formed by the opposite inner side surfaces of the two baffles 92 and the inner wall of the cooling groove 84 is uniformly filled under the flow guiding effect of the arc-shaped guide plate 91, after the filling is completed, acting force is applied to the baffles 92 under the effect of the water flow, overcome spring 93's elasticity and make baffle 92 remove to the direction that is close to into die cavity 2 center, until the inner wall laminating with cooling bath 84, the heat of raw materials this moment is conducted to baffle 92 inside through lower forming plate 7 and last forming plate 6, absorb the heat through rivers, make the primary cooling effect of work piece more even, make raw materials cooling shaping, rivers after the heat absorption concentrate on the four corners of cooling bath 84 under arc guide plate 91's effect, in time discharge the rivers after will rising the temperature from apopore 81, after the cooling is accomplished, movable mould board 4 resets with last forming plate 6, use outside push rod to promote fore-set 11, ejecting die cavity 2 insidely with the work piece after the shaping through lower forming plate 7.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.
Claims (7)
1. The utility model provides a forming die for lithium battery case production which characterized in that: comprises a fixed template (1), a movable template (4), a cooling mechanism (8) and a flow guide mechanism (9);
fixed template (1): a forming cavity (2) is arranged on the upper surface of the fixed die plate, a lower forming plate (7) is vertically connected inside the forming cavity (2) in a sliding manner, and guide columns (3) are arranged at four corners of the upper surface of the fixed die plate (1);
moving die plate (4): the upper die plate is positioned on the upper side of a fixed die plate (1), four corners of the lower surface of a movable die plate (4) are provided with guide grooves (5) which are in sliding connection with guide columns (3), and the lower surface of the movable die plate (4) is provided with an upper forming plate (6) which is matched with a forming cavity (2) for installation;
cooling mechanism (8): are respectively arranged inside the lower forming plate (7) and the upper forming plate (6);
a flow guide mechanism (9): is arranged inside the cooling mechanism (8).
2. The forming die for producing the lithium battery shell as claimed in claim 1, wherein: the cooling mechanism (8) comprises water outlet holes (81), water inlet holes (82), connecting pipes (83) and a cooling tank (84), the cooling tank (84) is arranged inside the lower forming plate (7) and the upper forming plate (6) respectively, the water inlet holes (82) are formed in the middle of the top wall of the cooling tank (84) on the upper side and in the middle of the bottom wall of the cooling tank (84) on the lower side respectively, water outlet holes (81) are formed in the four corners of the top wall of the cooling tank (84) on the upper side and in the four corners of the bottom wall of the cooling tank (84) on the lower side respectively, the connecting pipes (83) are arranged on the lower surface of the lower forming plate (7) and the upper surface of the upper forming plate (6) respectively, the water inlet holes (82) are communicated with the water inlet grooves of the mold through adjacent connecting pipes (83), and the water outlet holes (81) are communicated with the water outlet grooves of the mold through adjacent connecting pipes (83) respectively.
3. The forming die for producing the lithium battery shell as claimed in claim 2, wherein: the end of the connecting pipe (83) respectively goes deep into the water inlet groove and the water outlet groove of the die, the connecting pipe (83) on the lower side is a telescopic connecting pipe, and the lower end of the connecting pipe (83) on the lower side is fixedly connected with the fixed die plate (1).
4. The forming die for producing the lithium battery shell as claimed in claim 2, wherein: the flow guide mechanism (9) comprises an arc-shaped flow guide plate (91), and the arc-shaped flow guide plate (91) is respectively and annularly arranged in the middle of the top wall of the cooling tank (84) on the upper side and in the middle of the bottom wall of the cooling tank (84) on the lower side.
5. The forming die for producing the lithium battery shell as claimed in claim 4, wherein: the flow guide mechanism (9) further comprises a baffle (92) and a spring (93), the baffle (92) is respectively connected to the inside of the cooling groove (84) in a vertical sliding mode, a sliding groove matched with the arc-shaped guide plate (91) is formed in the middle of the baffle (92), the springs (93) are respectively arranged on the outer side faces, opposite to each other, of the two baffles (92), and the outer ends of the springs (93) are respectively fixedly connected with the inner walls of the adjacent cooling grooves (84).
6. The forming die for producing the lithium battery shell as claimed in claim 1, wherein: four corners of the lower surface of the lower forming plate (7) are provided with ejection columns (11), and the lower ends of the ejection columns (11) penetrate through holes in the lower end of the fixed die plate (1) respectively.
7. The forming die for producing the lithium battery shell as claimed in claim 1, wherein: the lower surface of the fixed die plate (1) is provided with a bottom supporting plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221311859.0U CN217393716U (en) | 2022-05-30 | 2022-05-30 | Forming die for producing lithium battery shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221311859.0U CN217393716U (en) | 2022-05-30 | 2022-05-30 | Forming die for producing lithium battery shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217393716U true CN217393716U (en) | 2022-09-09 |
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ID=83146842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221311859.0U Active CN217393716U (en) | 2022-05-30 | 2022-05-30 | Forming die for producing lithium battery shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217393716U (en) |
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2022
- 2022-05-30 CN CN202221311859.0U patent/CN217393716U/en active Active
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