Split type battery tray upper die structure

Abstract

The utility model discloses a split type battery tray upper die structure which comprises an upper die base and an upper die core, the upper die core is installed on the upper die base, a forming cavity is formed between the upper die core and a lower die core, and the shape of the forming cavity corresponds to that of a battery tray. The upper mold core comprises a first mold core arranged in the center of the upper mold base and two sets of second mold cores symmetrically arranged on the two sides of the first mold core, and the first mold core and the second mold cores are correspondingly provided with a plurality of sets of sprues on the surface of the upper mold base. According to the split type structure, the manufacturing cost of the mold can be reduced, the deformation of the mold is reduced, the mold is convenient to maintain, accurate positioning and stable work of the mold are guaranteed through the positioning blocks and the guide columns, uniform flowing of materials in the forming cavity is guaranteed through cooperation of the multiple sprues and the multiple runners, and the quality of finished products is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a split battery tray upper mold structure. Background Art

[0002] The battery tray is an important component of the battery pack. Its structure is complex and needs to be manufactured using a mold. The current traditional battery tray mold is an integral structure with the following defects: 1) High mold manufacturing cost; 2) Difficult mold maintenance; 3) Difficult mold demoulding. Utility Model Content

[0003] In view of the above-mentioned technical problems to be solved, a split battery tray upper mold structure is provided.

[0004] To achieve the above-mentioned objectives, the utility model discloses a split battery tray upper mold structure, including an upper mold base and an upper mold core, the upper mold core is installed on the upper mold base, a molding cavity is formed between the upper mold core and the lower mold core, the shape of the molding cavity corresponds to the shape of the battery tray, the upper mold core includes a first mold core arranged at the center of the upper mold base and two groups of second mold cores symmetrically arranged on both sides of the first mold core, and the first mold core and the second mold core are correspondingly provided with multiple groups of gates on the surface of the upper mold base.

[0005] Furthermore, the edges of the upper die seat are respectively provided with fixing member installation grooves, two fixing member installation grooves are symmetrically arranged on each edge of the upper die seat, and connecting blocks are arranged between adjacent fixing member installation grooves.

[0006] Furthermore, stoppers are arranged at intervals in the fixing member installation groove.

[0007] Furthermore, a positioning groove corresponding to the lower die seat is provided at a corner position of the upper die seat, and a guide column is installed in the positioning groove.

[0008] Furthermore, a first flow channel is horizontally symmetrically arranged on the surface of the first mold core close to the lower mold core, at least four groups of support column molding cavities are arranged in the first flow channel, and a vertical flow channel connected with the upper mold base gate is vertically arranged in the first flow channel.

[0009] Furthermore, a second flow channel is horizontally symmetrically arranged on the surface of the second mold core close to the lower mold core, at least two groups of support column molding cavities are arranged in the second flow channel, and a vertical flow channel connected to the upper mold base gate is vertically arranged in the second flow channel.

[0010] Furthermore, the side surfaces adjacent to the first mold core and the second mold core and the opposite side thereof are both provided with groove surfaces perpendicular to the upper mold base, and the cross-sectional shape of the groove surfaces is one or more of a cut circle, a rectangle, and a trapezoid.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The split structure can reduce mold manufacturing costs and reduce mold deformation;

[0013] 2. The split structure facilitates mold maintenance;

[0014] 3. The positioning block and guide column ensure the precise positioning and stable operation of the mold;

[0015] 4. Multiple gates and multiple runners ensure uniform flow of materials in the molding cavity and improve the quality of the finished product. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] In the figure: 1 is an upper mold base; 11 is a fixing part installation groove; 111 is a stopper; 12 is a connecting block; 13 is a positioning groove; 14 is a guide column; 2 is an upper mold core; 21 is a first mold core; 211 is a first flow channel; 22 is a second mold core; 221 is a second flow channel; 23 is a support column molding cavity; 24 is a vertical flow channel; 25 is a groove surface. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0020] An embodiment of the utility model, as Figure 1As shown, the upper mold core 2 is installed on the upper mold base 1, and a molding cavity is formed between the upper mold core 2 and the lower mold core. The shape of the molding cavity corresponds to the shape of the battery tray. The upper mold core 2 includes a first mold core 21 arranged at the center of the upper mold base 1 and two groups of second mold cores 22 symmetrically arranged on both sides of the first mold core 21. The first mold core 21 and the second mold core 22 are correspondingly provided with multiple groups of gates on the surface of the upper mold base 1. The shape of the molding cavity is designed according to the structure of the battery tray, that is, the area between and around the first mold core 21 and the second mold core, and the upper mold core 2 and the lower mold core are arranged Install it on the corresponding upper mold base 1 and lower mold base, then install the positioning block on the lower mold base, connect the upper mold base with the lower mold base through the guide column, set multiple gates on the upper mold base, and inject the molding material into the molding cavity. After the molding material is cooled, it can be demoulded to obtain the finished battery tray. The split structure can reduce the mold manufacturing cost, reduce the mold deformation, and facilitate mold maintenance. The positioning block and guide column ensure the precise positioning and stable operation of the mold. Multiple gates cooperate with multiple runners to ensure the uniform flow of materials in the molding cavity and improve the quality of the finished product.

[0021] The edges of the upper mold base 1 are respectively provided with fixing part installation grooves 11, and two fixing part installation grooves 11 are symmetrically arranged on each edge of the upper mold base 1. Connecting blocks 12 are arranged between adjacent fixing part installation grooves 11, and stop blocks 111 are arranged at intervals in the fixing part installation grooves 11. The fixing part installation grooves 11 provide positioning and guiding functions during the clamping process of the upper and lower molds, thereby improving the clamping speed and accuracy.

[0022] A positioning groove 13 corresponding to the lower die base is provided at the corner of the upper die base 1. A guide column 14 is installed in the positioning groove 13. The upper die base is connected to the lower die base through the guide column. The positioning block and the guide column ensure the precise positioning and stable operation of the mold.

[0023] A first flow channel 211 is horizontally symmetrically arranged on the surface of the first mold core 21 close to the lower mold core. At least four groups of support column forming cavities 23 are arranged in the first flow channel 211. A vertical flow channel 24 connected to the gate of the upper mold base 1 is vertically arranged in the first flow channel 211. The support column forming cavity 23 forms a support column structure on the finished battery tray.

[0024] A second runner 221 is horizontally symmetrically arranged on the surface of the second mold core 22 close to the lower mold core. At least two groups of support column forming cavities 23 are arranged in the second runner 221. A vertical runner 24 connected to the gate of the upper mold base 1 is vertically arranged in the second runner 221. The three groups of upper mold core structures are cast and molded through different gates and runners respectively, and the split structure reduces the deformation of the mold.

[0025] The side surfaces adjacent to the first mold core 21 and the second mold core 22 and the opposite sides thereof are both provided with groove surfaces 25 perpendicular to the upper mold base 1. As a preferred embodiment of the present application, the cross-sectional shape of the groove surface 25 is a cut-circle type, forming a reinforcing rib structure on the side wall of the finished battery tray, thereby improving the strength of the side wall structure and facilitating demolding.

[0026] Several points that need to be explained are: First, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two elements, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change; secondly, in this article, relational terms such as first and second, etc. are only used to distinguish one entity from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities.

[0027] The above examples are merely illustrative of the present utility model and do not constitute a limitation on the protection scope of the present utility model. All designs that are identical or similar to the present utility model fall within the protection scope of the present utility model.

Claims

1. A split battery tray upper mold structure, comprising an upper mold base (1) and an upper mold core (2), characterized in that: The upper mold core (2) is mounted on the upper mold base (1), and a molding cavity is formed between the upper mold core (2) and the lower mold core. The shape of the molding cavity corresponds to the shape of the battery tray. The upper mold core (2) includes a first mold core (21) arranged at the center of the upper mold base (1) and two groups of second mold cores (22) symmetrically arranged on both sides of the first mold core (21). The first mold core (21) and the second mold core (22) are correspondingly provided with multiple groups of gates on the surface of the upper mold base (1).

2. The split battery tray upper mold structure according to claim 1 is characterized in that: The edges of the upper die seat (1) are respectively provided with fixing member installation grooves (11), two fixing member installation grooves (11) are symmetrically arranged on each edge of the upper die seat (1), and connecting blocks (12) are arranged between adjacent fixing member installation grooves (11).

3. The split battery tray upper mold structure according to claim 2 is characterized in that: Stoppers (111) are arranged at intervals in the fixing member installation groove (11).

4. The split battery tray upper mold structure according to claim 1 is characterized in that: A positioning groove (13) corresponding to the lower die seat is provided at a corner of the upper die seat (1), and a guide column (14) is installed in the positioning groove (13).

5. The split battery tray upper mold structure according to claim 1 is characterized in that: A first flow channel (211) arranged horizontally and symmetrically is provided on a surface of the first mold core (21) on a side close to the lower mold core, at least four groups of support column molding cavities (23) are arranged in the first flow channel (211), and a vertical flow channel (24) connected to the gate of the upper mold base (1) is vertically arranged in the first flow channel (211).

6. The split battery tray upper mold structure according to claim 1 is characterized in that: A second flow channel (221) arranged horizontally and symmetrically is provided on a surface of the second mold core (22) on a side close to the lower mold core, at least two groups of support column molding cavities (23) are arranged in the second flow channel (221), and a vertical flow channel (24) connected to the gate of the upper mold base (1) is vertically arranged in the second flow channel (221).

7. The split battery tray upper mold structure according to claim 1 is characterized in that: The side surfaces adjacent to the first mold core (21) and the second mold core (22) and the opposite side surfaces thereof are both provided with groove surfaces (25) perpendicular to the upper mold base (1), and the cross-sectional shape of the groove surfaces (25) is one or more of a circular shape, a rectangle, and a trapezoid.

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