Universal hot pressing die for flat pressing type CCS

By designing a CCS hot-press mold with a universal base and replaceable lower cavity and upper cavity structure, the existing molds have poor versatility and cumbersome production problems have been solved, and efficient and accurate multi-model CCS product processing and flexible product adaptability have been achieved.

CN223288833UActive Publication Date: 2025-09-02RUIKEDA (TAIZHOU) ELECTRONIC TECHNOLOGY CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202422279746.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-19
Publication Date
2025-09-02
Estimated Expiration
2034-09-19

AI Technical Summary

Technical Problem

The existing CCS hot press molds have poor versatility, cumbersome production and bulky, making them difficult to adapt to customers' temporary changes in product structure, resulting in low mold quality and pass rate.

Method used

A general-purpose hot press mold of flat-press CCS is designed, using a universal base, a replaceable lower cavity and upper cavity structure, and the hot pressing requirements of different CCS products are achieved through fixed pin connections. The mold structure is simple and suitable for processing of various models of products.

Benefits of technology

It improves the interchangeability and processing efficiency of molds, reduces the demand for fixed assets, shortens the production cycle, improves the equipment accuracy and pass rate, and adapts to the temporary change needs of customers.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223288833U_ABST
    Figure CN223288833U_ABST
Patent Text Reader

Abstract

The utility model discloses a universal hot pressing die for a flat pressing type CCS. The universal hot-pressing die for the CCS comprises a universal base, a lower cavity, an upper cavity and an upper base plate, wherein the lower cavity and the upper cavity matched with the cavity are selected according to the characteristics of the upper surface and the lower surface of different CCS products; a fixing boss of an aluminum cushion block of the universal base is connected with a positioning groove of a lower cushion plate in a positioning mode, and a plurality of fixing holes of the lower cushion plate are connected with lower pin caps of fixing pins in an interference fit mode. A lower through hole of the lower cavity is sleeved with an upper pin column of a fixed pin in a penetrating manner to form a CCS hot-pressing lower die; and an upper through hole of the upper cavity and a top end hole of the upper base plate are sequentially sleeved with an upper pin column of a fixed pin to form the CCS hot-pressing upper die. The mold has the advantages that the mold structure is high in universality, convenient to replace and simple, different cavity plates are changed on the basis of original equipment, and various CCS products can be machined.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the field of processing CCS integrated busbars, in particular to a universal hot pressing die for flat-pressed CCS. Background Art

[0002] CCS integrated busbar, referred to as CCS, is commonly used in new energy vehicles and energy storage battery modules to achieve series and parallel connection of battery cells, temperature and voltage sampling, and transmit information to the BMS system. At present, CCS is often produced by flat pressing with hot pressing molds. The existing CCS hot pressing molds use upper and lower mold cavities fixedly connected by fixings to achieve the product structure and functional cavity required by CCS products. Its defects are: First, the cavity formed by the upper and lower mold cavities is a fixed structure that cannot be added or changed. Each model of CCS product requires a separate hot pressing mold, which has poor versatility and requires a large amount of fixed assets for the production of commonly used CCS products; second, the hot pressing mold processing and production is cumbersome, the hot pressing mold production cycle is long, the hot pressing mold is bulky, there are many factors affecting the mold quality, and the mold qualification rate is reduced; third, the existing CCS hot pressing mold is difficult to match the customer's temporary change of product structure. Utility Model Content

[0003] In order to solve one or more of the above problems, the present invention provides a universal hot pressing mold for a flat-pressing CCS.

[0004] According to one aspect of the present invention, a universal hot pressing mold for a flat-pressed CCS comprises:

[0005] Universal base, which includes an aluminum pad, a lower pad and a fixing pin. The upper edge of the aluminum pad is provided with several fixing bosses, the lower surface of the lower pad is provided with a positioning groove and a plurality of fixing holes in the middle. The lower pad is placed on the aluminum pad, and its positioning groove is positioned and connected to the fixing boss, and the fixing hole is interference fit to connect the lower nail cap of the fixing pin;

[0006] The lower cavity is provided with lower through holes with the same arrangement as the fixing holes, and the upper surface cavity of the lower cavity matches the lower surface features of CCS products;

[0007] The upper cavity is provided with upper through holes in the same arrangement as the fixing holes, and the cavity on the lower surface of the upper cavity matches the upper surface features of CCS products;

[0008] Upper pad, the upper pad is provided with top holes on the same left and right sides as the fixing holes;

[0009] According to the upper and lower surface features of different CCS products, the lower cavity and upper cavity that match the cavity are selected, and the lower through-hole of the lower cavity is inserted through the upper nail column of the fixing pin to connect the lower cavity to the lower pad of the universal base to form the CCS hot pressing lower mold; the upper through-hole of the upper cavity and the top hole of the upper pad are successively inserted through the upper nail column of the fixing pin to form the CCS hot pressing upper mold, and the CCS product is fitted into the lower cavity and the upper cavity for hot pressing.

[0010] The beneficial effects of the universal hot pressing mold of the flat-pressing CCS are as follows: first, the mold structure is a universal structure. According to the structural characteristics of the CCS product, different lower cavities and upper cavities are selected to quickly change the hot pressing cavity. When installed on a universal base and an upper pad, the hot pressing requirements of different CCS products can be met. It has high interchangeability and is suitable for processing various types of CCS products. One base only needs to be equipped with a lower cavity and an upper cavity, and processing various types of CCS products only requires a small amount of fixed assets; second, the mold structure is simple, the processing and manufacturing cycle is short, the weight is light, the processing is convenient, and the qualified rate is high; third, it is suitable for customers to temporarily change the product structure, and different cavity plates can be changed on the original equipment to match various needs. The overall mold does not need to be remade to meet the hot pressing requirements of the new CCS product; fourth, the aluminum pad and the lower pad are positioned and matched with fixed bosses and positioning grooves, and the product precision is high. The lower cavity, upper cavity, and upper pad use connecting holes matched with the lower pad to pass through the pins of the fixing pins. The structure is simple and can improve the equipment precision.

[0011] In some embodiments, an upwardly protruding lateral reference block is provided on the edge of the upper surface of the aluminum pad, and an inwardly protruding fixing boss is provided on the inner wall of each lateral reference block. The side of the lower pad fits the lateral reference block, and the positioning groove is connected to the fixing boss.

[0012] In some embodiments, the lateral reference blocks and the fixing bosses on the upper surface of the aluminum pad are symmetrically arranged, and the positioning grooves of the lower pad are symmetrically arranged.

[0013] In some embodiments, the two long sides of the aluminum spacer are raised upward to form two rectangular lateral reference blocks, the lateral reference blocks are arc convex blocks, and the positioning grooves are arc grooves.

[0014] In some embodiments, the universal base includes two lower pads, and the thickness of the two lower pads is equal to the height of the lower nail cap; or the upper mold includes two upper pads stacked one above the other.

[0015] In some embodiments, the cavities on both sides of the lower cavity and the upper cavity respectively match the upper and lower surface features of the first CCS and the second CCS of the CCS product.

[0016] In some embodiments, the lower cavity includes a first lower cavity and a second lower cavity sequentially attached to the lower pad, and the cavity formed by the first lower cavity and the second lower cavity match the lower surface features of the CCS product.

[0017] In some embodiments, a plurality of end pads are further included in the avoidance through holes of the lower cavity, and the vertical through holes of the end pads are sleeved on the upper nail columns of the fixing pins.

[0018] In some embodiments, a plurality of rectangular weight-reducing grooves are provided in a rectangular array on the aluminum spacer.

[0019] In some embodiments, four lower grooves are symmetrically provided on the long sides of the lower surface of the aluminum pad. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional schematic diagram of a universal hot pressing die for a flat-pressed CCS according to one embodiment of the present invention;

[0021] Figure 2 for Figure 1 A partial enlarged schematic diagram of the lower die shown;

[0022] Figure 3 for Figure 1 A partial enlarged schematic diagram of the upper die shown;

[0023] Figure 4 for Figure 1 A three-dimensional exploded schematic diagram of a universal hot pressing die for a flat-pressed CCS is shown;

[0024] Figure 5 for Figure 1 A three-dimensional exploded schematic diagram of the universal base shown;

[0025] Figure 6 for Figure 1 A three-dimensional exploded schematic diagram of the lower cavity is shown;

[0026] Figure 7 for Figure 1 A three-dimensional exploded schematic diagram of the upper die shown;

[0027] Universal base 01, aluminum spacer 1, lateral reference block 10, fixing boss 11, weight-reducing groove 12, lower groove 13, lower pad 2, positioning groove 21, fixing hole 22, fixing pin 3, lower nail cap 31, upper nail column 32, end spacer 4, vertical through hole 41;

[0028] Lower cavity 02, lower through hole 020, first lower cavity 021, second lower cavity 022, avoidance through hole 023;

[0029] Upper cavity 03, upper through hole 030;

[0030] Upper pad 04, top hole 041;

[0031] Upper mold 05; Lower mold 06;

[0032] CCS product 00, first CCS001, second CCS002. DETAILED DESCRIPTION

[0033] The present invention will be described in further detail below with reference to the accompanying drawings. It should be noted that the terms "front," "rear," "left," "right," "up," and "down" used in the following description refer to directions in the accompanying drawings, and the terms "inward" and "outward" refer to directions toward or away from the geometric center of a particular component, respectively.

[0034] Figures 1 to 7 A universal hot pressing mold for a flat-pressed CCS according to an embodiment of the present invention is schematically shown. As shown in the figure, the universal hot pressing mold for a flat-pressed CCS includes: a universal base 01, which includes an aluminum pad 1, a lower pad 2, and a fixing pin 3. The upper edge of the aluminum pad 1 is provided with several fixing bosses 11, the lower surface of the lower pad 2 is provided with a positioning groove 21 and a plurality of fixing holes 22 in the middle. The lower pad 2 is placed on the aluminum pad 1, and its positioning groove 21 is positioned and connected to the fixing boss 11, and the fixing hole 22 is interference fit to connect the lower nail cap 31 of the fixing pin 3. The universal base 01 preferably includes two lower pads 2, and the thickness of the two lower pads 2 is equal to the height of the lower nail cap 31 of the fixing pin 3.

[0035] The lower cavity 02 is provided with a lower through hole 020 with the same arrangement as the fixing hole 22. The upper surface cavity of the lower cavity 02 matches the lower surface features of the CCS product 00.

[0036] Upper cavity 03, upper cavity 03 is provided with upper through hole 030 with the same arrangement as fixing hole 22, and the lower surface cavity of upper cavity 03 matches the upper surface features of CCS product 00;

[0037] The upper pad 04 is provided with a top hole 041 which is arranged in the same position as the fixing hole 22; the upper mold 05 preferably includes two upper pads 04 stacked up one above the other.

[0038] According to the upper and lower surface features of different CCS products 00, the lower cavity 02 and upper cavity 03 that match the cavity are selected, and the lower through hole 020 of the lower cavity 02 is inserted into the upper nail column 32 of the fixing pin 3, so that the lower cavity 02 is connected to the lower pad 2 of the universal base 01 to form the CCS hot pressing lower mold 06; the upper through hole 030 of the upper cavity 03 and the top hole 041 of the upper pad 04 are sequentially inserted into the upper nail column 32 of the fixing pin 3 to form the CCS hot pressing upper mold 05, and the CCS product 00 is fitted with the lower cavity 02 and the upper cavity 03 for hot pressing.

[0039] The beneficial effects of this universal hot pressing mold for flat-pressing CCS are: first, the mold structure is universal. According to the structural characteristics of CCS product 00, different lower cavities 02 and upper cavities 03 are selected to quickly change the hot pressing cavity. When installed on a universal base 01 and an upper pad 04, the hot pressing requirements of different CCS products 00 can be met. It has high interchangeability and is suitable for processing various types of CCS products 00. One base only needs to be equipped with a lower cavity 02 and an upper cavity 03. It can process various types of CCS products 00 with only a small amount of fixed assets. Second, the mold structure is simple. , short processing and manufacturing cycle, light weight, easy processing, high pass rate; thirdly, it is suitable for customers to temporarily change the product structure, change different cavity plates on the original equipment, can match a variety of needs, the overall mold does not need to be remade, and can meet the hot pressing requirements of new CCS products; fourthly, the aluminum pad 1 and the lower pad 2 are positioned and matched with the fixed boss 11 and the positioning groove 21, and the product precision is high. The lower cavity 02, the upper cavity 03, and the upper pad 04 use connecting holes that match the lower pad 2 to wear the pin 31 of the fixing pin 3. The structure is simple and can improve the equipment precision.

[0040] Furthermore, the upper edge of the aluminum spacer 1 is provided with upwardly projecting lateral reference blocks 10. Each lateral reference block 10 has an inwardly projecting fixing boss 11 on its inner wall. The side surfaces of the lower plate 2 abut against the lateral reference blocks 10, and the positioning grooves 21 connect to the fixing bosses 11. Preferably, the lateral reference blocks 10 and fixing bosses 11 on the upper surface of the aluminum spacer 1 are symmetrically arranged, and the positioning grooves 21 on the lower plate 2 are also symmetrically arranged. This arrangement effectively achieves accurate installation of the universal base 01.

[0041] Preferably, the two long sides of the aluminum spacer 1 protrude upward to form two symmetrical, horizontally rectangular lateral reference blocks 10. The two lateral reference blocks 10 symmetrically protrude inward to form a plurality of arc-shaped fixing bosses 11. The two long sides of the lower plate 2 are concave inward to form a plurality of arc-shaped positioning grooves 21. This has the beneficial effect of: the structure is simple and can effectively achieve the longitudinal and lateral positioning functions of the product.

[0042] Furthermore, the CCS product 00 includes a first CCS 001 and a second CCS 002; the middle through hole 003 of the CCS product 00 is sleeved with the lower nail cap 31 of the fixing pin 3;

[0043] The cavities on both sides of the upper surface of the lower cavity 02 respectively match the lower surface features of the first CCS001 and the second CCS002, and the cavities on both sides of the lower surface of the upper cavity 03 respectively match the upper surface features of the first CCS001 and the second CCS002. Preferably, the lower cavity 02 includes a first lower cavity 021 and a second lower cavity 022 which are sequentially fitted on the lower pad 2. The lower through-hole 020 on the first lower cavity 021 is inserted into the upper nail column 32 of the fixing pin 3, so that the first lower cavity 021 is fixed to the lower pad 2. The lower through-hole 020 on the second lower cavity 022 is inserted into the upper nail column 32 of the fixing pin 3, so that the second lower cavity 021 is fixed to the first lower cavity 021. The cavity formed by the two matches the lower surface features of the CCS product 00. Upper cavity 03 comprises a first upper cavity and a second upper cavity, which are sequentially positioned beneath upper backing plate 04. Upper through-hole 030 in the first upper cavity fits over upper pin 32 of retaining pin 3, securing the first upper cavity beneath upper backing plate 04. Upper through-hole 030 in the second upper cavity fits over upper pin 32 of retaining pin 3, securing the second upper cavity beneath the first. The resulting cavity aligns with the top surface features of CCS product 00. This advantageously simplifies the structure, facilitates cavity configuration changes, and adapts to the production of diverse products.

[0044] Furthermore, it also includes several end pads 4, and avoidance holes 023 with the same contour as the end pads 4 are provided on both sides of the lower cavity 02. The vertical through holes 41 of the end pads 4 are inserted into the upper nail columns 32 of the fixing pins 3, thereby providing support for the two ends of the CCS product 00.

[0045] Furthermore, the aluminum spacer 1 is provided with a plurality of rectangular weight-reducing grooves 12 in a rectangular array. The preferred size of the weight-reducing grooves 12 is 30 mm x 30 mm. The beneficial effect is that the weight-reducing grooves 12 further reduce the weight of the device, while the cavity structure has good shock absorption and heat dissipation effects.

[0046] Preferably, four lower grooves 13 are symmetrically provided on the long sides of the lower surface of the aluminum pad 1, which has the beneficial effect that the lower grooves 13 are used for installation and fixation on the base and for grasping during movement and positioning.

[0047] The above descriptions are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, and these all fall within the scope of protection of the present invention.

Claims

1. A universal hot pressing die for flat-press CCS, characterized in that: include: A universal base (01), the universal base (01) comprising an aluminum pad (1), a lower pad (2) and a fixing pin (3), the upper edge of the aluminum pad (1) being provided with a plurality of fixing bosses (11), the lower surface of the lower pad (2) being provided with a positioning groove (21) and a plurality of fixing holes (22) in the middle, the lower pad (2) being placed on the aluminum pad (1), and the positioning groove (21) thereof being positioned and connected to the fixing boss (11), and the fixing hole (22) being interference-fitted and connected to the lower nail cap (31) of the fixing pin (3); A lower cavity (02), wherein the lower cavity (02) is provided with a lower through hole (020) having the same arrangement as the fixing hole (22), and the upper surface cavity of the lower cavity (02) matches the lower surface feature of the CCS product (00); An upper cavity (03), wherein the upper cavity (03) is provided with an upper through hole (030) having the same arrangement as the fixing hole (22), and the lower surface cavity of the upper cavity (03) matches the upper surface feature of the CCS product (00); An upper pad (04), the upper pad (04) is provided with a top hole (041) in the same position as the fixing hole (22); According to the upper and lower surface features of different CCS products (00), a lower cavity (02) and an upper cavity (03) with matching cavities are selected, and the lower through hole (020) of the lower cavity (02) is inserted through the upper nail column (32) of the fixing pin (3), so that the lower cavity (02) is connected to the lower pad (2) of the universal base (01) to form a CCS hot pressing lower mold (06); the upper through hole (030) of the upper cavity (03) and the top hole (041) of the upper pad (04) are sequentially inserted through the upper nail column (32) of the fixing pin (3) to form a CCS hot pressing upper mold (05), and the CCS product (00) is fitted with the lower cavity (02) and the upper cavity (03) for hot pressing.

2. The universal hot pressing die for flat-pressed CCS according to claim 1, characterized in that: An upwardly protruding lateral reference block (10) is provided on the edge of the upper surface of the aluminum pad (1), and an inwardly protruding fixing boss (11) is provided on the inner wall of each lateral reference block (10). The side surface of the lower pad (2) fits the lateral reference block (10), and the positioning groove (21) is connected to the fixing boss (11).

3. The universal hot pressing die for flat-pressed CCS according to claim 2, characterized in that: The lateral reference blocks (10) and the fixed bosses (11) on the upper surface of the aluminum pad (1) are symmetrically arranged, and the positioning grooves (21) of the lower pad (2) are symmetrically arranged.

4. The universal hot pressing die for flat-pressed CCS according to claim 3, characterized in that: The two long sides of the aluminum pad (1) are raised upward to form two rectangular block-shaped lateral reference blocks (10), the lateral reference blocks (10) are arc-shaped protrusions, and the positioning grooves (21) are arc-shaped grooves.

5. The universal hot pressing die for flat-pressed CCS according to claim 1, characterized in that: The universal base (01) includes two lower pads (2), the thickness of the two lower pads (2) being equal to the height of the lower nail cap (31); or the upper mold (05) includes two upper pads (04) stacked one above the other.

6. The universal hot pressing die for flat-pressed CCS according to claim 1, characterized in that: The cavities on both sides of the lower cavity (02) and the upper cavity (03) respectively match the upper and lower surface features of the first CCS (001) and the second CCS (002) of the CCS product (00).

7. The universal hot pressing die for flat-pressed CCS according to claim 6, characterized in that: The lower cavity (02) comprises a first lower cavity (021) and a second lower cavity (022) which are sequentially fitted on the lower pad (2), and the cavity formed by the two is matched with the lower surface features of the CCS product (00).

8. The universal hot pressing die for flat-pressed CCS according to claim 1, characterized in that: It also includes a plurality of end pads (4) located in the avoidance through-holes (023) of the lower cavity (02), wherein the vertical through-holes (41) of the end pads (4) are sleeved on the upper nail columns (32) of the fixing pins (3).

9. The universal hot pressing die for flat-pressed CCS according to claim 1, characterized in that: A plurality of rectangular weight-reducing grooves (12) are provided in a rectangular array on the aluminum pad (1).

10. The universal hot pressing die for flat-pressed CCS according to claim 9, characterized in that: Four lower grooves (13) are symmetrically provided on the long sides of the lower surface of the aluminum pad (1).