Insulating cover bending device

By designing an insulating cover bending device, the bending process of the insulating cover is controlled by a cutting wheel and a folding plate, which solves the problem of long production cycle of insulating covers and achieves efficient one-time forming and quality control of insulating covers.

CN223849945UActive Publication Date: 2026-01-30JIANGSU TENGBO NEW ENERGY MATERIAL TECH CO LTD
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Patent Information

Application Number
CN202520505696.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-21
Publication Date
2026-01-30
Estimated Expiration
2035-03-21

AI Technical Summary

Technical Problem

Existing insulating covers require multiple bending during the production process, resulting in a long production cycle and making it impossible to achieve one-time molding.

Method used

An insulating cover bending device was designed, including a conveying roller group, a bending assembly and a bending block. A cutting wheel cuts creases at the junction of the adhesive part and the insulating part of the insulating cover, and the bending process of the insulating cover is controlled by a folding plate and a pressure plate to ensure that the insulating cover is gradually bent during the conveying process and is shaped again on the bending block.

Benefits of technology

This technology enables the insulation cover to be molded in one step, reducing production steps and improving production efficiency and product quality consistency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of insulation cover machining, in particular to an insulation cover bending device which comprises a conveying roller set, a bending assembly and a bending block, and the bending assembly and the bending block are sequentially arranged in the conveying direction of the conveying roller set. A cutter wheel is arranged on the conveying roller set and located at the feeding end of the bending assembly. The bending assembly comprises a supporting plate and a pressing plate, an edge folding plate is arranged on the side edge, parallel to the conveying direction of the conveying roller set, of the supporting plate, the edge folding plate is gradually perpendicular to the supporting plate in the conveying direction of the conveying roller set, the pressing plate is located above the plate face of the supporting plate, and a penetrating space is reserved between the pressing plate and the supporting plate. The bending block is located at the discharging end of the conveying roller set and provided with two perpendicular bending faces. According to the utility model, the insulation cover can be molded at one time, thereby reducing production processes.
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Description

TECHNICAL FIELD

[0001] The utility model relates to insulating cover processing technical field especially relates to a kind of insulating cover bending device. BACKGROUND

[0002] Electric vehicle needs to guarantee its safety during advancing or charging-discharging process. Usually, a power battery is composed of several modules, and a module is composed of several battery cells. Insulating cover is needed inside the battery to play the role of insulation and flame retardation, thereby protecting the battery cells in the module. Part of the insulating cover, as shown in FIG. 1, is divided into a perpendicular bonding part and an insulating part in an ideal state. At present, the insulating cover of this structure is bent by a punch press. However, the insulating cover is made of polycarbonate film or other insulating materials, which is different from metal materials and has good plasticity. Therefore, after bending by the punch press, most of the products need to be re-bent to obtain the insulating cover with the shape as shown in FIG. 2, which leads to more production processes and longer production cycle. Figure 1 Figure 1 The utility model discloses a kind of insulating cover bending device, which can form insulating cover once, thereby reducing production process. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problems: provide a kind of insulating cover bending device, can make insulating cover once, thereby reduce production process.

[0004] In order to solve the above technical problems, the utility model adopts a technical scheme: an insulating cover bending device, comprising a transmission roller group, and a bending assembly and a bending block arranged in sequence along the transmission direction of the transmission roller group; the transmission roller group is provided with a cutter wheel, and the cutter wheel is located at the feeding end of the bending assembly;

[0005] The bending assembly comprises a support plate and a pressing plate, one side of the support plate parallel to the transmission direction of the transmission roller group is provided with a folding plate, the folding plate gradually becomes perpendicular to the support plate along the transmission direction of the transmission roller group, and the pressing plate is located above the plate surface of the support plate, and a passing space is left between the pressing plate and the support plate;

[0006] The bending block is located at the discharging end of the transmission roller group, and the bending block has two perpendicular bending surfaces.

[0007] Further, one side of the support plate towards the feeding end of the transmission roller group is provided with an inclined downward guide plate.

[0008] Further, a flattening roller is arranged between the bending assembly and the bending block, the flattening roller comprises an upper pressing roller and a lower pressing roller, and a flattening space is left between the upper pressing roller and the lower pressing roller.

[0009] Further, the transmission roller group has a plurality of groups of transmission rollers arranged at intervals, the transmission rollers comprise a driving wheel and a driven wheel, and a passing space is left between the driving wheel and the driven wheel. ​

[0010] Further, the transmission roller further comprises a lifter connected with the driven wheel.

[0011] Further, a knife roller is arranged on the transmission roller group and located between the bending assembly and the bending block.

[0012] Further, a double-sided adhesive tape feeding roller is arranged at the feeding end of the transmission roller group.

[0013] Further, an insulating cover film feeding roller is arranged at the feeding end of the transmission roller group.

[0014] Further, a protective film feeding roller is arranged at the feeding end of the transmission roller group.

[0015] Further, a protective film collecting roller is arranged at the discharging end of the transmission roller group.

[0016] The beneficial effects of the present application are as follows: during the transmission of the insulating cover on the transmission roller group, the knife wheel cuts a crease at the junction of the adhesive part and the insulating part of the insulating cover, so as to facilitate the subsequent bending assembly to bend the insulating cover along the crease; after the insulating cover enters the bending assembly, the adhesive part is in contact with the flange plate, and the insulating part is in contact with the support plate, and during the process of the insulating cover passing through the bending assembly, the flange plate gradually bends the insulating cover, and the pressing plate is used to limit the lifting of the insulating part; due to the rebounding of the insulating cover, the adhesive part and the insulating part are respectively abutted on the two bending surfaces of the bending block before the insulating cover is output from the transmission roller group, so as to bend the insulating cover twice, so as to ensure that the bending shape of the insulating cover is within the allowable tolerance range. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 FIG. 1 is a structural schematic view of an insulating cover;

[0018] Figure 2 FIG. 2 is a structural schematic view of an insulating cover bending device according to the present application;

[0019] Figure 3 FIG. 3 is a structural schematic view of a bending assembly of the insulating cover bending device according to the present application;

[0020] Figure 4 FIG. 4 is a structural schematic view of a bending block of the insulating cover bending device according to the present application;

[0021] Label explanation:

[0022] 1, transmission roller group; 11, knife wheel; 12, driving wheel; 13, driven wheel; 14, lifter; 15, knife roller; 16, double-sided adhesive tape feeding roller; 17, insulating cover film feeding roller; 18, protective film feeding roller; 19, protective film collecting roller;

[0023] 2, bending assembly; 21, support plate; 211, folding plate; 212, guide plate; 22, pressing plate;

[0024] 3, bending block; 31, bending surface;

[0025] 4, flattening roller; 41, upper pressing roller; 42, lower pressing roller;

[0026] 5, guide rail; 6, connecting block; 7, bonding part; 8, insulation part. DETAILED DESCRIPTION

[0027] To illustrate the technical content of the utility model, the purposes and effects achieved, the following will be described in conjunction with the embodiments and the accompanying drawings.

[0028] Please refer to Figures 1 to 4 The utility model discloses an insulation cover bending device, including transmission roller group 1 and bending assembly 2 and bending block 3 that are sequentially arranged along the transmission direction of transmission roller group 1, be equipped with cutter wheel 11 on transmission roller group 1, cutter wheel 11 is located the feed end of bending assembly 2, bending assembly 2 includes support plate 21 and pressing plate 22, the side of support plate 21 parallel to the transmission direction of transmission roller group 1 is equipped with folding plate 211, folding plate 211 gradually perpendicular to support plate 21 along the transmission direction of transmission roller group 1, pressing plate 22 is located the board face of support plate 21, and the space of passing through is left between pressing plate 22 and support plate 21, bending block 3 is located the discharge end of transmission roller group 1, bending block 3 has two perpendicular bending surfaces 31.

[0029] Working principle: the process of transmission roller group 1 transmission cover, cutter wheel 11 cuts the crease at the junction of bonding part 7 and insulation part 8 of insulation cover, to facilitate subsequent bending assembly 2 bending insulation cover along the crease, after insulation cover enters bending assembly 2, and makes bonding part 7 contact with folding plate 211, insulation part 8 contact with support plate 21, insulation cover in the process of passing through bending assembly 2, gradually bending insulation cover by folding plate 211, while limiting insulation part 8 by pressing plate 22 Rise, because of the resilience of insulation cover, let bonding part 7 and insulation part 8 respectively abut on the two bending surfaces 31 of bending block 3 before output from transmission roller group, so as to bend insulation cover twice, to ensure that the bending shape of insulation cover is within the allowable tolerance range.

[0030] It is worth mentioning that the transmission structure of the circular knife die cutting machine can be used for transmission roller group 1, wherein one driven roller on the transmission structure of the circular knife die cutting machine can be replaced with cutter wheel 11, of course, cutter wheel 11 can also be additionally provided in the transmission structure of the circular knife die cutting machine, but the additionally provided mode also needs to increase the supporting structure in the transmission structure of the circular knife die cutting machine, to ensure that the insulation cover can be cut by cutter wheel 11 when passing through cutter wheel 11.

[0031] In some embodiments, referring to Figure 3 As shown in the figure, there is a guide rail 5, two connecting blocks 6 are slidably arranged on the guide rail 5, the two connecting blocks 6 are respectively connected with a support plate 21 and a pressing plate 22, and a locking bolt is threadedly connected on the connecting block 6, and the screw rod of the locking bolt can contact the guide rail 5. By operating the connecting block 6 to move on the guide rail 5, the installation position of the support plate 21 and the pressing plate 22 can be adjusted, and the locking bolt can be used to control the movement of the connecting block 6 on the guide rail 5.

[0032] In some embodiments, referring to Figure 3 As shown in the figure, there is a guide rail 5, a bending block 3 is slidably arranged on the guide rail 5, and a locking bolt is threadedly connected on the bending block 3, and the screw rod of the locking bolt can contact the guide rail 5. By tightening or loosening the locking bolt, the position adjustment and fixation of the bending block 3 on the guide rail 5 can be realized.

[0033] Referring to Figure 3 As shown in the figure, further, the support plate 21 is provided with an inclined downward guide plate 212 on one side edge facing the feeding end of the transmission roller set 1.

[0034] As can be known from the above description, the guide plate 212 facilitates the entry of the insulating cover into the bending assembly 2.

[0035] Referring to Figure 2 As shown in the figure, further, a flattening roller 4 is arranged between the bending assembly 2 and the bending block 3, the flattening roller 4 includes an upper pressing roller 41 and a lower pressing roller 42, and a flattening space is left between the upper pressing roller 41 and the lower pressing roller 42.

[0036] As can be known from the above description, after the insulating cover is bent once, the transmission roller of the transmission roller set 1 folds the bonding part 7 toward the insulating part 8 for transmission, and the upper pressing roller 41 and the lower pressing roller 42 of the flattening roller 4 further fold the bonding part 7 toward the insulating part 8, so as to deepen the crease at the junction of the bonding part 7 and the insulating part 8, thereby weakening the rebound of the bonding part 7 after the bending block 3 newly folds the bonding part 7 and the insulating part 8 into a perpendicular relationship.

[0037] Referring to Figure 2 As shown in the figure, further, the transmission roller set 1 has a plurality of groups of transmission rollers arranged at intervals, the transmission rollers include a driving wheel 12 and a driven wheel 13, and a passing space is left between the driving wheel 12 and the driven wheel 13.

[0038] As can be known from the above description, the insulating cover is driven by the driving wheel 12 to pass through the passing space between the driving wheel 12 and the driven wheel 13.

[0039] Referring to Figure 2 As shown in the figure, further, the transmission roller further includes a lifter 14, and the lifter 14 is connected with the driven wheel 13.

[0040] As can be seen from the above description, the size of the passing space can be adjusted by the lifter 14 to transmit the insulating cover of various thickness specifications.

[0041] It is worth mentioning that the lifter 14 can be a bearing seat of a cylinder-driven driven wheel 13 to realize lifting, or can be a bracket with an adjusting bolt threaded on the bracket, and a screw rod of the adjusting bolt is connected with the bearing seat of the driven wheel 13.

[0042] Please refer to Figure 2 It is further shown that the transmission roller group 1 is provided with a knife roller 15 located between the bending assembly 2 and the bending block 3.

[0043] As can be seen from the above description, after the first bending of the insulating cover is completed, the knife roller 15 can be used to cut the insulating cover to obtain an insulating cover product of a required length size.

[0044] It is worth mentioning that to obtain an insulating cover product of a required length size, the rotating speed of the knife roller 15 can be adjusted, or the position of the knife roller 15 on the transmission roller group 1 can be changed, for example, when a shorter size of the insulating cover is required, the knife roller 15 is close to the bending block 3, and vice versa, when a longer size of the insulating cover is required, the knife roller 15 is away from the bending block 3. Of course, the rotating speed of the knife roller 15 and the position of the knife roller 15 on the transmission roller group 1 can be changed to obtain an insulating cover product of a required length size.

[0045] In some embodiments, the cutting edges on the knife roller 15 can be arranged along the length direction of the roller body of the knife roller 15 and arranged parallel to the axis of the knife roller 15 to achieve straight cutting of the insulating cover, or the cutting edges on the knife roller 15 can be arranged along the length direction of the roller body of the knife roller 15 and arranged not parallel to the axis of the knife roller 15 to achieve oblique cutting of the insulating cover.

[0046] Please refer to Figure 2 It is further shown that the feeding end of the transmission roller group 1 is provided with a double-sided adhesive tape feeding roller 16.

[0047] As can be seen from the above description, when the insulating cover is fed into the transmission roller group 1, the double-sided adhesive tape is pasted on the bonding part 7 of the insulating cover by the double-sided adhesive tape feeding roller 16 to save the subsequent adhesive process of the double-sided adhesive tape, thereby improving the production efficiency.

[0048] Please refer to Figure 2 It is further shown that the feeding end of the transmission roller group 1 is provided with an insulating cover film feeding roller 17.

[0049] As can be seen from the above description, the rolled insulating cover is placed on the insulating cover film feeding roller 17, and then gradually pulled out by the transmission roller group 1 for bending processing.

[0050] Please refer to Figure 2 Further, the feeding end of the transmission roller group 1 is provided with a protective film feeding roller 18.

[0051] From the above description, it can be seen that when the insulating cover is fed into the transmission roller group 1, the protective film is attached to the bottom surface of the insulating cover by the protective film feeding roller 18, so as to avoid the insulating cover being cut by the cutter wheel 11 after passing through the cutter wheel 11.

[0052] Please refer to Figure 2 Further, the feeding end of the transmission roller group 1 is provided with a protective film feeding roller 18.

[0053] From the above description, it can be seen that when the insulating cover is fed into the transmission roller group 1, the protective film is attached to the bottom surface of the insulating cover by the protective film feeding roller 18, so as to avoid the insulating cover being cut by the cutter wheel 11 after passing through the cutter wheel 11.

[0054] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent transformation, direct or indirect application in related technical fields by using the content of the present application specification and drawings are also included in the patent protection range of the present application.

Claims

1. An insulation shield bending apparatus characterized by: The device comprises a transmission roller group, a bending assembly and a bending block arranged in sequence along the transmission direction of the transmission roller group, and a knife wheel arranged on the transmission roller group and located at the feeding end of the bending assembly. The bending assembly comprises a support plate and a pressing plate, and a folding plate is arranged on one side of the support plate parallel to the transmission direction of the transmission roller group, the folding plate gradually becomes perpendicular to the support plate along the transmission direction of the transmission roller group, the pressing plate is located above the plate surface of the support plate, and a passing space is left between the pressing plate and the support plate. The bending block is located at the discharging end of the transmission roller group, and the bending block has two perpendicular bending surfaces.

2. The insulation cover bending apparatus of claim 1, wherein: One side of the support plate towards the feeding end of the transmission roller group is provided with an inclined downward guide plate.

3. The insulation cover bending apparatus of claim 1, wherein: A flattening roller is arranged between the bending assembly and the bending block, and the flattening roller comprises an upper flattening roller and a lower flattening roller, and a flattening space is left between the upper flattening roller and the lower flattening roller.

4. The insulation cover bending apparatus of claim 1, wherein: The transmission roller group has a plurality of groups of transmission rollers arranged at intervals, and the transmission roller comprises a driving wheel and a driven wheel, and a passing space is left between the driving wheel and the driven wheel.

5. The insulation cover bending apparatus of claim 4, wherein: The transmission roller further comprises a lifter connected with the driven wheel.

6. The insulation cover bending apparatus of claim 1, wherein: The transmission roller group is provided with a knife roller located between the bending assembly and the bending block.

7. The insulation cover bending apparatus of claim 1, wherein: The feeding end of the transmission roller group is provided with a double-sided adhesive tape feeding roller.

8. The insulation cover bending apparatus of claim 1, wherein: The feeding end of the transmission roller group is provided with an insulating cover film feeding roller.

9. The insulation cover bending apparatus of claim 1, wherein: The feeding end of the transmission roller group is provided with a protective film feeding roller.

10. The insulating cover bending apparatus according to claim 1 or 9, wherein: The discharging end of the transmission roller group is provided with a protective film collecting roller.