Ultrathin battery cell positioning device

Abstract

The invention relates to a new energy battery production device, in particular to an ultrathin battery cell positioning device which comprises an X-axis adjusting mechanism (1); a battery cell pulling mechanism (2); a stop gate mechanism (3); a lifting mechanism (4); wherein the X-axis adjusting mechanism (1) comprises a servo motor 1 (11), a lead screw 1 (15) and a coupler 1 (10); the battery cell pulling mechanism (2) comprises a battery cell pulling clamp (37), a clamping cylinder (36), a servo motor 2 (24), a screw rod 2 (21) and a photoelectric sensor (33); the battery cell pulling clamp (37) is fixed on the clamping cylinder (36); the stop gate mechanism (3) comprises an upper cylinder (42), a lower cylinder (57), an upper gate positioning plate (44) and a lower gate positioning plate (54); the lifting mechanism (4) comprises a servo motor 3 (68), a lead screw 3 (64), an adapter plate (62), a floating plate (12) and a coupler 2 (66).

Description

Technical Field

[0001] This patent relates to the field of ultra-thin battery cell processing, specifically an ultra-thin battery cell positioning device. Background Art

[0002] Consumer electronic products are developing towards ultra-thinness, and the thickness of internal batteries is required to be thinner and thinner, from the original thinnest 2mm thickness to 1.8mm, 1.5mm or even thinner. The original precise positioning method of the battery cell push plate can no longer meet the requirements of ultra-thin battery cell positioning (limited by the processing thickness of the battery cell positioning push plate A and the positioning block B), so a new precise positioning method of the battery cell is invented and designed. Summary of the invention

[0003] The present invention proposes an ultra-thin battery cell positioning device. The specific technical solution of this patent is: An ultra-thin battery cell positioning device, characterized by comprising: an X-axis adjustment mechanism (1); a battery cell pulling mechanism (2); a stop gate mechanism (3); and a lifting mechanism (4); wherein: The X-axis adjustment mechanism (1) is arranged on the base plate (5), and comprises: a servo motor 1 (11), a screw rod 1 (15), and a coupling 1 (10); The battery cell pulling mechanism (2) comprises: a battery cell pulling clamp (37), a clamping cylinder (36), a servo motor 2 (24), a screw rod 2 (21), and a photoelectric sensor (33); the battery cell pulling clamp (37) is fixed on the clamping cylinder (36); The stop gate mechanism (3) comprises: an upper cylinder (42), a lower cylinder (57), an upper gate positioning plate (44), and a lower gate positioning plate (54), and the gate is closed by being driven by the upper cylinder and the lower cylinder; The lifting mechanism (4) comprises a servo motor 3 (68), a screw rod 3 (64), an adapter plate (62), a floating plate (12), and a coupling 2 (66), wherein the servo motor 3 (68) drives the screw rod 3 (64); During operation, the gates of the upper gate positioning plate (44) and the lower gate positioning plate (54) are closed; the battery cell pulling clamp (34) clamps the battery cell, and the battery cell is pulled by the servo motor 2 (24), and the battery cell body contacts the upper gate positioning plate and the lower gate positioning plate, and the positioning is confirmed by the photoelectric sensor (33).

[0004] Furthermore, the X-axis adjustment mechanism (1) further comprises a screw fixed bearing seat (8), a screw floating bearing seat (7), and a motor mounting plate (6); the input side of the screw 1 (15) is connected to the coupling 1 (10); the coupling 1 (10) is connected to the servo motor 1 (11); the servo motor (11) is mounted on the motor mounting plate (6); the screw nut sleeve (9) is mounted on the screw (15); and the guide rail 1 (14) is mounted on the guide rail seat (13).

[0005] Furthermore, the battery core pulling mechanism (2) further comprises: a coupling 2 (25), a floating plate 1 (26), a clamp mounting seat (27) being provided on the floating plate 1 (26), a key (28) being installed on the floating plate (26), a constant force mechanism seat (29) being fixed to the clamp mounting seat (27), a guide rail 2 (30) being fixed to the constant force mechanism seat (29), a photoelectric sensor (33) being provided on the constant force mechanism seat (29), a floating plate 2 (31) being installed on the guide rail 2 (30), a spring guide rod (34) being fixed to the floating plate 2 (31), a constant force spring (35) being installed on the spring guide rod (34), a sensor sensing sheet (32) being provided on the floating plate 2 (31), and the clamping cylinder (36) being installed on the floating plate (31).

[0006] Furthermore, the lifting mechanism further comprises: the coupling 2 (66) connecting the servo motor 3 (68) and the screw rod 3 (64); the adapter plate (62) being fixed on the screw rod 3 (64); the floating plate (61) being mounted on the guide rail and connected to the adapter plate (62); and the vertical plate (58) being vertical on the floating plate (12).

[0007] Furthermore, it is characterized in that the stop gate mechanism further comprises: an upper floating joint (43) and a lower floating joint (57); the upper gate positioning plate (44) and the lower gate positioning plate (54) are mounted on the guide rail (40).

[0008] Beneficial Effects A precise positioning method for battery cells is provided. At the same time, the X-axis adjustment mechanism uses a servo motor to drive the gate positioning mechanism, the battery cell pulling mechanism, and the lifting mechanism to move as a whole. At the same time, when the product is changed, fast change can be achieved; the gate positioning mechanism controls the gap by closing the upper and lower positioning gates. The battery cell pulling mechanism uses a clip to clamp the product. By pulling the product to position, it can adapt to a wider range of product series and make up for the fact that the old positioning mechanism cannot meet the positioning needs of ultra-thin battery cells. The lifting mechanism uses a servo motor to drive the gate positioning mechanism and the battery cell pulling mechanism up and down as a whole. At the same time, fast change can be achieved when the product is changed. BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 It is a schematic diagram of the positioning method of the battery push plate in the prior art; Figure 2 This is a schematic diagram of the overall structure of this patent; Figure 3 This is a schematic diagram of the overall structure of this patent from another angle; Figure 4 This is a schematic diagram of the X-axis adjustment mechanism structure in this patent; Figure 5 This is a schematic diagram of the X-axis adjustment mechanism structure in this patent; Figure 6 This is a schematic diagram of the battery cell pulling mechanism in this patent; Figure 7 This is a schematic diagram of the battery cell pulling mechanism in this patent; Figure 8 This is a schematic diagram of the stop gate mechanism of this patent file; Fig. 9 This is a schematic diagram of the patent promotion mechanism; Fig.10 This is a schematic diagram of the work flow of this patent organization. DETAILED DESCRIPTION

[0009] 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.

[0010] like Figure 1 The thickness of new energy batteries is required to be thinner and thinner, from the original thinnest 2mm thickness to 1.8mm, 1.5mm or even thinner. The original battery push plate precision positioning method can no longer meet the ultra-thin battery positioning. Since the positioning is limited by the processing thickness of the battery positioning push plate A and the positioning block B, a new battery cell precision positioning mechanism is invented and designed.

[0011] like Figure 2 , Figure 3 , the battery cell positioning device of this patent includes: (1) The X-axis adjustment mechanism 1 is located at the bottom of the entire device, and drives the screw 15 through the servo motor 11 and the coupling 10, so that the battery pulling mechanism 2, the stop gate mechanism 3, and the lifting mechanism 4 above move in the X-axis direction, that is, move along the track 14; (2) A cell pulling mechanism 2 is provided on the X-axis adjustment mechanism 1; it includes a cell pulling clamp 37, a servo motor, a lead screw, and a photoelectric sensor 33; the cell clamp 37 clamps the cell and can pull the cell; (3) The stop gate mechanism 3 is arranged at the front end of the battery pulling mechanism 2, including: an upper gate positioning plate and a lower gate positioning plate, which are driven by a cylinder to complete the closing of the upper and lower gates; (4) The lifting mechanism 4 includes a servo motor 68 and a screw rod 64; the servo motor drives the screw rod, and then drives the adapter plate 62, so that the battery pulling mechanism 2 and the stop gate mechanism 3 can be moved and lifted as a whole in the Y direction.

[0012] During operation, the battery cell is located in the stop gate mechanism 3, and one side of the battery cell is in the center of the upper and lower gate positioning plates; the upper and lower gate positioning plates are closed (the gap between the upper and lower gates is controlled by the upper and lower adjustment devices); the battery cell clip is pulled to clamp the battery cell; the battery cell is pulled by the servo motor, the battery cell body contacts the upper and lower gate positioning plates, the pressure is controlled by the constant force spring, and the positioning is confirmed by the photoelectric sensor.

[0013] The X-axis adjustment mechanism 1 can make the gate positioning mechanism, the battery cell pulling mechanism, and the lifting mechanism move and adjust upward in the X-axis as a whole, so that quick change can be achieved when the product is changed; the gate positioning mechanism controls the gap by closing the upper and lower positioning gates, and the battery cell pulling mechanism uses a clip to clamp the battery cell product. By pulling the product to position, it can adapt to a wider range of product series, making up for the fact that the old positioning mechanism cannot meet the positioning needs of ultra-thin batteries. The lifting mechanism uses a servo to drive the gate positioning mechanism and the battery cell pulling mechanism to adjust and move up and down as a whole, so that quick change can be achieved when the product is changed.

[0014] like Figure 4 , Figure 5 , the X-axis adjustment mechanism 1 has the following components: The X-axis adjustment mechanism for positioning the battery cell is configured such that a screw fixed bearing seat 8, a screw floating bearing seat 7 and a motor mounting plate 6 are installed on the base plate 5. The screw 15 is installed on the fixed bearing seat 8 and the floating bearing seat 7. The input side of the screw 15 is connected to the coupling 10. The coupling 10 is connected to the servo motor 11. The servo motor 11 is installed on the motor mounting plate 6. The screw nut sleeve 9 is installed on the screw 15. The sliding plate 12 is installed on the screw nut sleeve 9 and the guide rail 14. The guide rail 14 is installed on the guide rail seat 13. The guide rail seat 13 is installed on the base plate 5.

[0015] Specifically, Figure 6 , Figure 7 , the cell pulling mechanism includes the following components: The guide rail base 17 is mounted on the bottom plate 16, the guide rail 18 is mounted on the guide rail base 17, the screw fixed bearing seat 19, the screw floating bearing seat 20, and the motor mounting bracket 23 are mounted on the bottom plate 16, the screw 21 is mounted on the screw fixed bearing seat 19 and the screw floating bearing seat 20, the screw 21 is connected to the coupling 25, the coupling 25 is connected to the servo motor 24, the servo motor 24 is mounted on the motor mounting bracket 23, the screw nut sleeve 22 is installed together with the screw 21, the floating plate 26 is mounted on the guide rail 18 and the screw nut sleeve 22, and the floating plate 2 6 is provided with a clip mounting seat 27, a key 28 is installed on the floating plate 26, so that the clip mounting seat 27 can be adjusted in one direction, a constant force mechanism seat 29 is fixed to 27, a guide rail 30 is fixed to the constant force mechanism seat 29, a photoelectric sensor 33 is provided on the constant force mechanism seat 29, a floating plate 31 is installed on the guide rail 30, a spring guide rod 34 is fixed to the floating plate 31, a constant force spring 35 is installed on the spring guide rod 34, a sensor sensing sheet 32 ​​is provided on the floating plate 31, a clamping cylinder 36 is installed on the floating plate 31, and a clamp 37 is locked on the clamping cylinder 36.

[0016] When in action, the servo motor drives the battery cell pulling clip, which pulls the battery cell in the width direction of the battery cell. The photoelectric sensor confirms that the battery cell has reached the set position.

[0017] like Figure 8 The details of the battery cell positioning stop gate mechanism are as follows: The guide rail 40 is installed on the vertical plate 39, the cylinder mounting brackets 41, 55 are installed on the vertical plate 39, the upper and lower limit blocks 49 are installed on the vertical plate 39, the upper cylinder 42 and the lower cylinder 56 are installed on the bracket 41 and the bracket 55, the floating joint 43 and the floating joint 57 are installed on the upper cylinder 42 and the lower cylinder 56 respectively, the floating joint 43 and the floating joint 57 are connected to the upper gate positioning plate 44 and the lower gate positioning plate 54, the upper gate positioning plate 44 and the lower gate positioning plate 54 are installed on the guide rail 40, the upper adjustment bracket 45 and the lower adjustment bracket 50 are installed on the upper gate positioning plate 44 and the lower gate positioning plate 54 respectively, the upper buffer 46 and the lower buffer 53, the upper adjustment screw 47 and the lower adjustment screw 52, ​​the upper micrometer 48 and the lower micrometer 51 are installed on the upper adjustment bracket 45 and the lower adjustment bracket 50 respectively.

[0018] During operation, the upper and lower cylinders drive the upper gate positioning plate (44) and the lower gate positioning plate (54) to move toward each other, and the gap between the upper and lower gates is controlled by the upper and lower adjustment devices to complete the gate closing.

[0019] like Fig. 9 The overall improvement mechanism is as follows: The vertical plate 58 stands on the floating plate 12, and reinforcing ribs 59 are provided on both sides of the vertical plate 58. The top plate 63 is installed on the vertical plate 58, and a screw fixing bearing seat 69 and a servo motor mounting bracket 67 are provided on the top plate 63. The screw 64 is installed on the screw fixing bearing seat 69, and a coupling 66 connects the screw 64 and the servo motor 68. The adapter plate 62 is fixed on the screw 64, the guide rail 60 is installed on the vertical plate 58, the floating plate 61 is installed on the guide rail and connected to the adapter plate 62, the floating plate 61 is connected to the bottom plate 16 at the bottom, and a baffle 65 is provided at the bottom of the screw 64.

[0020] When in motion, the servo motor drives the lead screw, and then drives the adapter plate, so that the battery pulling mechanism and the stop gate mechanism are lifted as a whole.

[0021] like Fig.10 , the working process diagram of the whole equipment is as follows: Step 1: The battery cell enters the center of the upper and lower gate positioning plates; Step 2: The upper and lower gate positioning plates are closed (the gap between the upper and lower gates is controlled by the upper and lower adjustment devices); Step 3: Pull the battery clip to clamp the battery; Step 4: Pull the battery cell through the servo motor, and the battery cell body contacts the upper and lower gate positioning plates. The pressure is controlled by the constant force spring, and the positioning is confirmed by the photoelectric sensor.

[0022] 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. An ultra-thin battery cell positioning device, characterized in that: include: X-axis adjustment mechanism (1); battery core pulling mechanism (2); stop gate mechanism (3); Lifting mechanism (4); wherein, The X-axis adjustment mechanism (1) is arranged on the base plate (5), and comprises: a servo motor 1 (11), a screw rod 1 (15), and a coupling 1 (10); The battery cell pulling mechanism (2) comprises: a battery cell pulling clamp (37), a clamping cylinder (36), a servo motor 2 (24), a screw rod 2 (21), and a photoelectric sensor (33); the battery cell pulling clamp (37) is fixed on the clamping cylinder (36); The stop gate mechanism (3) comprises: an upper cylinder (42), a lower cylinder (57), an upper gate positioning plate (44), and a lower gate positioning plate (54), and the gate is closed by being driven by the upper cylinder and the lower cylinder; The lifting mechanism (4) comprises a servo motor 3 (68), a screw rod 3 (64), an adapter plate (62), a floating plate (12), and a coupling 2 (66), wherein the servo motor 3 (68) drives the screw rod 3 (64); During operation, the gates of the upper gate positioning plate (44) and the lower gate positioning plate (54) are closed; the battery cell pulling clamp (34) clamps the battery cell, and the battery cell is pulled by the servo motor 2 (24), and the battery cell body contacts the upper gate positioning plate and the lower gate positioning plate, and the positioning is confirmed by the photoelectric sensor (33).

2. An ultra-thin battery cell positioning device as claimed in claim 1, characterized in that: The X-axis adjustment mechanism (1) further comprises a screw fixed bearing seat (8), a screw floating bearing seat (7), and a motor mounting plate (6); the input side of the screw 1 (15) is connected to the coupling 1 (10); the coupling 1 (10) is connected to the servo motor 1 (11); the servo motor (11) is mounted on the motor mounting plate (6); the screw nut sleeve (9) is mounted on the screw (15); and the guide rail 1 (14) is mounted on the guide rail seat (13).

3. The ultra-thin battery cell positioning device according to claim 1, characterized in that: The battery core pulling mechanism (2) further comprises: a coupling 2 (25), a floating plate 1 (26), a clamp mounting seat (27) being provided on the floating plate 1 (26), a key (28) being installed on the floating plate (26), a constant force mechanism seat (29) being fixed to the clamp mounting seat (27), a guide rail 2 (30) being fixed to the constant force mechanism seat (29), a photoelectric sensor (33) being provided on the constant force mechanism seat (29), a floating plate 2 (31) being installed on the guide rail 2 (30), a spring guide rod (34) being fixed to the floating plate 2 (31), a constant force spring (35) being installed on the spring guide rod (34), a sensor sensing sheet (32) being provided on the floating plate 2 (31), and the clamping cylinder (36) being installed on the floating plate (31).

4. The ultra-thin battery cell positioning device according to claim 1, characterized in that: The lifting mechanism further comprises: the coupling 2 (66) connecting the servo motor 3 (68) and the screw rod 3 (64); the adapter plate (62) being fixed on the screw rod 3 (64); the floating plate (61) being mounted on the guide rail and connected to the adapter plate (62); and the vertical plate (58) being vertical on the floating plate (12).

5. The ultra-thin battery cell positioning device according to claim 1, characterized in that: The stop gate mechanism further comprises: an upper floating joint (43) and a lower floating joint (57); the upper gate positioning plate (44) and the lower gate positioning plate (54) are mounted on the guide rail (40).

Images