A battery filling automatic weighing equipment

Abstract

The present invention relates to an automatic weighing device for battery filling, comprising a base and a weighing area, a waiting aisle, a corner impeller, an inflow aisle, an inlet impeller, a filling plate, a rodless cylinder, an outflow aisle, a transition impeller, an injection pump and an injection head arranged on the base, wherein a plurality of weighing modules are arranged on the weighing area; the waiting aisle is arranged on one side of the weighing area; the inflow aisle is connected to the aisle to be measured through a corner impeller; the filling plate is arranged on the base so as to be movably transversely, and the lower part of the filling plate is connected to the inflow aisle through an inlet impeller; a bracket fixed on the base is also included; the push-out aisle is arranged on one side of the filling plate; the injection head is fixed on the bracket and connected to the injection pump. The present invention designs an automatic weighing device for battery filling, wherein the device is used to measure the weight of the battery before and after the electrolyte is filled without stopping the machine, and the battery weighing does not require manual intervention, thereby improving the battery weight measurement efficiency and the production efficiency of the filling equipment.

Description

Technical Field

[0001] The invention relates to the field of battery manufacturing, and in particular to an automatic weighing device for battery filling. Background Art

[0002] After filling, the battery filling electrolyte production line will add a weighing and testing process to meet the requirements of battery quality and production stability. The conventional battery weighing method requires the staff to first weigh the weight of a row of batteries before filling, and then stop the machine to put the batteries to be tested into the filling equipment. After the filling is completed, the filling equipment is stopped to pick out the batteries to be tested, and then the battery filling equipment is started again. After picking out the batteries to be tested, the staff will measure and weigh them one by one offline, calculate the difference in weight of the batteries before and after filling, and get the filling volume. The entire process of measuring the filling volume requires the staff to take it back and forth, and the equipment needs to be shut down during the picking process, which affects the battery production efficiency of the filling equipment. Summary of the invention

[0003] In order to overcome the shortcomings of the prior art, the present invention designs an automatic weighing device for battery filling. The device can be used to measure the weight of the battery before and after filling the electrolyte without stopping the machine, and the battery weighing does not require manual intervention, thereby improving the battery weight measurement efficiency and the production efficiency of the filling equipment.

[0004] The present invention provides a battery filling automatic weighing device, comprising a base and a weighing area, a waiting aisle, a corner impeller, an inflow aisle, an inlet impeller, a filling plate, a rodless cylinder, an outflow aisle, a transition impeller, an injection pump and an injection head arranged on the base, wherein a plurality of weighing modules are arranged on the weighing area; the waiting aisle is arranged at one side of the weighing area; the inflow aisle is connected with the waiting aisle through the corner impeller; the filling plate is arranged on the base so as to be laterally movable, and the lower part of the filling plate is connected with the inflow aisle through the inlet impeller; a bracket fixed on the base is also included; the outflow aisle is arranged at one side of the filling plate; the injection head is fixed on the bracket and connected with the injection pump.

[0005] Preferably, the filling plate is a flat plate as a whole, and strip-shaped protrusions for isolating batteries are arranged at equal intervals on the flat plate.

[0006] Preferably, the outflow passage comprises a motor and a conveyor belt, and the motor drives the conveyor belt to transport the batteries.

[0007] Preferably, the filling plate is arranged on the bottom plate so as to be laterally movable via a driving mechanism.

[0008] Preferably, the driving mechanism is a linear cylinder, a slide rail is arranged on the bottom plate, a pulley is arranged at the bottom of the filling plate, and the linear cylinder is connected to the filling plate through a connecting rod.

[0009] Preferably, the driving mechanism is a servo motor, a slide rail is arranged on the bottom plate, a pulley is arranged at the bottom of the filling plate, and the driving mechanism also includes a gear and a rack, the gear and the rack cooperate with each other, the gear is connected to the output end of the servo motor, and the rack is fixed to the bottom of the filling plate.

[0010] Compared with the prior art, the technical solution provided by the present invention has the following advantages:

[0011] When the battery filling automatic weighing equipment of the present invention is operating normally, a row of unfilled batteries are pushed out by the rodless cylinder, and enter the weighing area of ​​the waiting aisle through the outflow aisle and the transition impeller. The weighing module in the weighing area weighs these batteries for the first time; then they enter the filling plate through the combination of the aisle and the impeller, and after the battery filling is completed, they are transported to the outflow aisle through the rodless cylinder, and finally flow back to the weighing area. The weighing module on the weighing area actively weighs, and the computer calculates the difference between the two weighings to obtain the injection amount of each battery. If the process value is exceeded, the equipment calls for maintenance. The whole process takes a short time, the equipment does not need to be shut down, and no manual intervention is required, and the efficiency is very high. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A schematic diagram of the structure of an automatic weighing device for battery filling provided by an embodiment of the present invention;

[0013] Figure 2 A schematic diagram of the structure of a filling plate provided by an embodiment of the present invention;

[0014] Figure 3 A schematic diagram of the outflow passage structure provided by an embodiment of the present invention;

[0015] Figure 4 A schematic diagram of the assembly of the driving mechanism, the filling plate and the bottom plate provided in an embodiment of the present invention;

[0016] Figure 5 A schematic diagram of assembling another driving mechanism, a filling plate and a bottom plate provided in an embodiment of the present invention;

[0017] Figure 6 A schematic diagram of the connection between the injection pump and the injection head provided in an embodiment of the present invention.

[0018] Figure numbers: 1-base, 2-weighing area, 3-aisle to be turned, 4-corner impeller, 5-inflow aisle, 6-inlet impeller, 7-filling plate, 8-rodless cylinder, 9-outflow aisle, 10-transition impeller, 11-injection pump, 12-injection head, 13-weighing module, 15-bracket, 16-strip protrusion, 17-motor, 18-conveyor belt, 19-linear cylinder, 20-slide rail, 21-pulley, 22-connecting rod, 23-servo motor, 24-gear, 25-rack. DETAILED DESCRIPTION

[0019] The present invention is further described below in conjunction with specific embodiments, but the present invention is not limited to these specific embodiments. Those skilled in the art should recognize that the present invention covers all possible alternatives, improvements and equivalents within the scope of the claims.

[0020] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific scope of protection of the present invention.

[0021] like Figure 1-6 As shown, a battery filling automatic weighing equipment is shown, including a base 1 and a weighing area 2, a waiting aisle 3, a corner impeller 4, an inlet aisle 5, an inlet impeller 6, a filling plate 7, a rodless cylinder 8, an outflow aisle 9, a transition impeller 10, an injection pump 11 and an injection head 12 arranged on the base 1, a plurality of weighing modules 13 are arranged on the weighing area 2; the waiting aisle 3 is arranged on one side of the weighing area 2; the inlet aisle 5 is connected to the waiting aisle through the corner impeller 4; the filling plate 7 is arranged on the base 1 so as to be laterally movable, and the lower part of the filling plate 7 is connected to the inlet aisle 5 through the inlet impeller 6; it also includes a bracket 15 fixed on the base 1; the outflow aisle is arranged on one side of the filling plate 7; the injection head 12 is fixed on the bracket 15 and connected to the injection pump 11.

[0022] When the battery filling automatic weighing equipment of this embodiment is in normal operation, a row of unfilled batteries are pushed out by the rodless cylinder 8, and enter the weighing area 2 of the waiting aisle 3 through the outflow aisle 9 and the transition impeller 10, and the weighing module 13 of the weighing area 2 weighs these batteries for the first time; then these batteries that have been weighed for the first time enter the filling plate 7 through the combination of the aisle and the impeller, and after the battery filling is completed, they are transported to the outflow aisle 9 through the rodless cylinder 8, and finally flow back to the weighing area 2. The weighing module 13 on the weighing area 2 actively weighs, and the computer calculates the difference between the two weighings to obtain the injection amount of each battery.

[0023] Furthermore, the filling plate 7 is a flat plate as a whole, and strip-shaped protrusions 16 for isolating batteries are arranged at equal intervals on the flat plate.

[0024] Furthermore, the outflow passage 9 includes a motor 17 and a conveyor belt, and the motor 17 drives the conveyor belt to transport the batteries.

[0025] Furthermore, the filling plate 7 can be laterally moved on the bottom plate by a driving mechanism. More specifically, the driving mechanism is a linear cylinder, a slide rail is arranged on the bottom plate, a pulley is arranged at the bottom of the filling plate 7, and the linear cylinder and the filling plate 7 are connected by a connecting rod.

[0026] In addition to the above-mentioned driving structure, this embodiment also provides a driving mechanism. The driving mechanism is a servo motor, a slide rail is arranged on the bottom plate, a pulley is arranged at the bottom of the filling plate 7, and the driving mechanism also includes a gear 24 and a rack. The gear 24 and the rack cooperate with each other, the gear 24 is connected to the output end of the servo motor, and the rack is fixed to the bottom of the filling plate 7.

[0027] When the equipment is operating normally, a row of unfilled battery membrane sleeves are pushed out by the rodless cylinder 8, and enter the weighing area 2 in the waiting aisle 3 through the outflow aisle 9 and the transition impeller 10. The weighing module 13 in the weighing area 2 weighs and measures the battery, and the computer records the data of the first weighing. Then, it enters the filling plate 7 through the inflow aisle 5 and the inlet impeller 6. Under the action of the driving mechanism, the filling plate 7 moves toward the injection head 12 until it moves below the injection head 12, and then the injection head 12 injects liquid into the battery. After the filling is completed, it is pushed out again by the rodless cylinder 8, and enters the weighing area 2 in the waiting aisle 3 through the outflow aisle 9 and the transition impeller 10. The weighing module 13 in the weighing area 2 weighs and measures the battery. The weighing module 13 in the weighing area 2 weighs and measures the battery for the second time. The computer records the data of the second weighing, and calculates the difference between the two sides. If an abnormality is found, call security. The equipment runs continuously during the entire weighing and filling process, with high detection efficiency.

[0028] Those skilled in the art should understand that the embodiments of the present invention described above and shown in the accompanying drawings are only examples and do not limit the present invention. The functional and structural principles of the present invention can be modified arbitrarily without departing from the principles shown above.

Claims

1. A battery filling automatic weighing device, characterized by: The invention comprises a base (1) and a weighing area (2), a passageway to be turned (3), a corner impeller (4), an inlet passageway (5), an inlet impeller (6), a filling plate (7), a rodless cylinder (8), an outlet passageway (9), a transition impeller (10), an injection pump (11) and an injection head (12) arranged on the base (1); a plurality of weighing modules (13) are arranged on the weighing area (2); the passageway to be turned (3) is arranged on one side of the weighing area (2); the inlet passageway (5) is connected to the passageway to be turned (3) via the corner impeller (4); the filling plate (7) can be The base (1) is arranged to move laterally, and the lower part of the filling plate (7) is connected to the inlet passage (5) through the inlet impeller (6); it also includes a bracket (15) fixed on the base (1); the outflow passage (9) is arranged on one side of the filling plate (7); the injection head (12) is fixed on the bracket (15) and connected to the injection pump (11); the uninjected and filled batteries are pushed out through the rodless cylinder (8) and enter the weighing area (2) in the waiting passage (3) through the outflow passage (9) and the transition impeller (10).

2. The battery filling automatic weighing equipment according to claim 1 is characterized in that: The filling plate (7) is a flat plate as a whole, and strip-shaped protrusions (16) for isolating batteries are arranged at equal intervals on the flat plate.

3. The battery filling automatic weighing equipment according to claim 1 is characterized in that: The outflow passage (9) comprises a motor (17) and a conveyor belt, and the motor (17) drives the conveyor belt to transport batteries.

4. The battery filling automatic weighing equipment according to claim 1, characterized in that: The filling plate (7) is arranged on the bottom plate so as to be laterally movable via a driving mechanism.

5. The battery filling automatic weighing equipment according to claim 4 is characterized in that: The driving mechanism is a linear cylinder, a slide rail is arranged on the bottom plate, a pulley is arranged at the bottom of the filling plate (7), and the linear cylinder and the filling plate (7) are connected via a connecting rod.

6. The battery filling automatic weighing equipment according to claim 4, characterized in that: The driving mechanism is a servo motor, a slide rail is arranged on the bottom plate, a pulley is arranged at the bottom of the filling plate (7), and the driving mechanism further comprises a gear (24) and a rack (25), the gear (24) and the rack (25) cooperate with each other, the gear (24) is connected to the output end of the servo motor, and the rack (25) is fixed to the bottom of the filling plate (7).

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