One-folding device for side sealing edge of battery

Abstract

The invention relates to the field of new energy battery processing, in particular to a battery side edge sealing primary folding device which comprises an X-Z axis position adjusting mechanism, a lower pressing knife mechanism, a battery side edge sealing primary folding mechanism and an upper pressing knife mechanism. The design that the folds are pre-pressed at first ensures that the uniqueness of the folded edge of the battery is very high, compared with the width of the folded edge of the battery which is folded by a roller, the width of the folded edge can be smaller, the precision of the folded edge which is 1.2-3mm wide can be plus or minus 0.1 when the folded edge is folded by the roller, and the precision of the folded edge which is 0.8-3mm wide can be plus or minus 0.1 when the folded edge is overturned by the roller.

Description

Technical Field

[0001] This patent belongs to the field of battery processing, specifically a battery side edge sealing and folding device. Background Art

[0002] With the continuous development of new energy, the market's requirements for battery capacity, space, appearance, performance and production capacity are constantly increasing, especially the control of defective products in the battery production process and the battery space efficiency. Summary of the invention

[0003] This patent provides a battery side edge sealing folding device and method. Compared with the existing roller folding, the battery side edge sealing folding device of this patent has the following advantages over the roller folding: it saves 40-60% of the usage space, improves the folding consistency by 10%, and the folding width can be made smaller.

[0004] The specific technical solutions are:

[0005] A battery side edge sealing and folding device, characterized by comprising an XZ axis position adjustment mechanism (101), a lower knife pressing mechanism (102), a battery side edge sealing and folding mechanism (103), and an upper knife pressing mechanism (104).

[0006] The XZ axis position adjustment mechanism is used to adjust the relative position of the mechanism to the battery, and comprises: a screw module (1), a screw module (2), a fixing plate (3), a module connecting plate (4), a module mounting plate (5), a module reinforcing rib plate (6), and a module connecting plate (7);

[0007] The lower knife pressing mechanism is used for shaping the folding surface of the battery side edge sealing, and comprises: a cylinder (8), a guide rail (9), a lower knife base (10), a lower knife vertical plate (11), a lower knife seat (12), a lower folding knife die (13), a reinforcing rib (14), a cylinder top block (15), and a limit block (16);

[0008] The battery side edge sealing and folding mechanism comprises: a synchronous belt (17), a bearing (18), a servo motor (19), a synchronous wheel (20), a bearing seat (21), an adjustment block (22), a rotating shaft A (23), a motor mounting seat (24), a rotating plate (25), a rotating folding knife (26), a rotating shaft mounting plate (27), a gasket (28), and a rotating shaft B (29);

[0009] The upper pressing knife mechanism comprises: a second cylinder (31), a floating joint (32), a micrometer (33), a guide rail (34), a connecting block (35), an arch bracket (36), a cylinder fixing plate (37), an upper pressing knife seat (38), an upper pressing knife die (39), a floating joint block (40), and an adjusting top plate (41), and is used for shaping the crease surface on the side sealing edge of the battery;

[0010] The lower pressing knife die (13) holds the bottom edge of the battery, and the motor drives the screw module (1) to adjust the front and rear positions and the screw module (2) to adjust the upper and lower positions of the Z axis; the upper pressing knife die (39) presses the upper edge of the battery and forms a folding line of the battery with the rotating folding knife (26) of the lower pressing knife die (13), and then drives the rotating folding knife (26) to rotate about 80 degrees around the folding line through the servo motor (19); the cylinder (31) retracts, and then drives the rotating folding knife (26) to rotate about 80 degrees around the folding line through the servo motor (19) until the side edge of the battery is folded 180 degrees.

[0011] Beneficial Effects

[0012] Compared with the existing roller folding, the battery side edge sealing folding device of this patent has the following advantages: it saves 40-60% of the usage space, improves the folding consistency by 10%, and the folding width can be made smaller. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 Schematic diagram of the overall structure of this patent;

[0014] Figure 2 This is a schematic diagram of the patented XZ axis position adjustment mechanism;

[0015] Figure 3 This is a schematic diagram of the patented downward knife pressing mechanism;

[0016] Figure 4 This is a schematic diagram of the patented battery side edge sealing folding mechanism;

[0017] Figure 5 Schematic diagram of the upper knife pressing mechanism;

[0018] Figure 6 It is a partial schematic diagram of the lower folding knife mold, the upper folding knife mold and the rotating folding knife. DETAILED DESCRIPTION

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

[0020] like Figure 1-5 As shown, the battery side edge sealing and folding device of the present patent includes an XZ axis position adjustment mechanism, a lower knife pressing mechanism, a battery side edge sealing and folding mechanism, and an upper knife pressing mechanism.

[0021] like Figure 1 , Figure 2, XZ axis position adjustment mechanism, used for adjusting the relative position of the mechanism to the battery; comprising: a fixing plate 3, on which a screw module 1 and a screw module 2 are arranged, fixedly installed by a module connecting plate 4, a module connecting plate 7, and a module mounting plate 5, and further fixedly connected by a module reinforcing rib plate 6; the screw module realizes reciprocating motion in the XZ direction; it can be mainly composed of a screw, a nut, a threaded bearing, a guide rail and a housing.

[0022] like Figure 1 , Figure 3 , a lower knife pressing mechanism is used for shaping the crease surface of the battery side edge sealing; it includes: a cylinder (8), a guide rail (9), a lower knife base (10), a lower knife vertical plate (11), a lower knife seat (12), a lower folding knife mold (13), a reinforcing rib (14), a cylinder top block (15), and a limit block (16);

[0023] like Figure 1 , Figure 4 The battery side edge sealing folding mechanism comprises: a synchronous belt (17), a bearing (18), a servo motor (19), a synchronous wheel (20), a bearing seat (21), an adjustment block (22), a rotating shaft A (23), a motor mounting seat (24), a rotating plate (25), a rotating folding knife (26), a rotating shaft mounting plate (27), a gasket (28), and a rotating shaft B (29); the motor drives the rotating folding knife (26) to fold the battery side edge sealing into 180 degrees;

[0024] like Figure 1 , Figure 5 The upper pressing knife mechanism comprises: a cylinder (31), a floating joint (32), a micrometer (33), a guide rail (34), a connecting block (35), an arch bracket (36), a cylinder fixing plate (37), an upper pressing knife seat (38), an upper pressing knife die (39), a floating joint block (40), and an adjusting top plate (41), which is used for shaping the crease surface on the battery side sealing edge;

[0025] The cutting die (13) is pressed down to hold the bottom edge of the battery, and the motor drives the screw module (1) to adjust the front and rear positions and the screw module (2) to adjust the upper and lower positions of the Z axis;

[0026] like Figure 1 , Figure 6The upper pressing knife die (39) presses the upper edge of the battery and forms a folding line of the battery with the rotating knife (26) of the lower pressing knife die (13), and then the rotating knife (26) is driven by the servo motor (19) to rotate about 80 degrees around the folding line; the cylinder (31) of the upper pressing knife die (39) is retracted, and then the rotating knife (26) is driven by the servo motor (19) to rotate around the folding line until the battery side edge is folded 180 degrees. The specific steps include: step 1: the upper pressing knife die (39) presses the upper edge of the battery and forms a folding line of the battery with the rotating knife (26) of the lower pressing knife die (13); step 2: the servo motor (19) drives the rotating knife (26) to rotate about 80 degrees around the folding line; step 3: the cylinder (31) is retracted; step 4: the servo motor (19) drives the rotating knife (26) to rotate around the folding line until the battery side edge is folded 180 degrees.

[0027] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions described in the above embodiments may still be modified, or some or all of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A battery side edge sealing and folding device, characterized in that: It comprises an XZ axis position adjustment mechanism (101), a lower knife pressing mechanism (102), a battery side edge sealing and folding mechanism (103), and an upper knife pressing mechanism (104). The XZ axis position adjustment mechanism is used to adjust the relative position of the mechanism to the battery, and comprises: a screw module (1), a screw module (2), a fixing plate (3), a module connecting plate (4), a module mounting plate (5), a module reinforcing rib plate (6), and a module connecting plate (7); The lower knife pressing mechanism is used for shaping the folding surface of the battery side edge sealing, and comprises: a cylinder (8), a guide rail (9), a lower knife base (10), a lower knife vertical plate (11), a lower knife seat (12), a lower folding knife die (13), a reinforcing rib (14), a cylinder top block (15), and a limit block (16); The battery side edge sealing and folding mechanism comprises: a synchronous belt (17), a bearing (18), a servo motor (19), a synchronous wheel (20), a bearing seat (21), an adjustment block (22), a rotating shaft A (23), a motor mounting seat (24), a rotating plate (25), a rotating folding knife (26), a rotating shaft mounting plate (27), a gasket (28), and a rotating shaft B (29); The upper pressing knife mechanism comprises: a second cylinder (31), a floating joint (32), a micrometer (33), a guide rail (34), a connecting block (35), an arch bracket (36), a cylinder fixing plate (37), an upper pressing knife seat (38), an upper pressing knife die (39), a floating joint block (40), and an adjusting top plate (41), and is used for shaping the crease surface on the side sealing edge of the battery; The lower pressing knife die (13) holds the bottom edge of the battery, and the motor drives the screw module (1) to adjust the front and rear positions and the screw module (2) to adjust the upper and lower positions of the Z axis; the upper pressing knife die (39) presses the upper edge of the battery and forms a folding line of the battery with the rotating folding knife (26) of the lower pressing knife die (13), and then drives the rotating folding knife (26) to rotate about 80 degrees around the folding line through the servo motor (19); the cylinder (31) retracts, and then drives the rotating folding knife (26) to rotate about 80 degrees around the folding line through the servo motor (19) until the side edge of the battery is folded 180 degrees.

Images