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CN-116864829-B - Full-automatic film winding machine

CN116864829BCN 116864829 BCN116864829 BCN 116864829BCN-116864829-B

Abstract

The application relates to the technical field of battery production equipment, in particular to a full-automatic film winding machine. Including carrying carousel, diaphragm feed mechanism, first pole piece feed mechanism, diaphragm tilting mechanism, second pole piece feed mechanism, winding mechanism and income shell mechanism, cut the diaphragm fixed length through diaphragm feed mechanism, first pole piece feed mechanism places first pole piece on the diaphragm of bearing jig, diaphragm tilting mechanism overturns the diaphragm and covers on first pole piece, second pole piece feed mechanism is used for second pole piece material loading, winding mechanism winds into a roll core with first pole piece, diaphragm and second pole piece, it is arranged in packing into the steel shell with the roll core to go into shell mechanism. And then realize full-automatic production to diaphragm cutting process, negative pole piece-diaphragm-positive pole piece superpose process, coiling process and income shell process, improve production efficiency and productivity, realize simultaneously through diaphragm tilting mechanism that the diaphragm is overturned on bearing the jig, on the basis of guaranteeing diaphragm upset efficiency, improve the quality that the diaphragm overturned.

Inventors

  • FAN GUOQIANG
  • WANG WENJUAN

Assignees

  • 广东穗能智能装备有限公司

Dates

Publication Date
20260512
Application Date
20230714

Claims (8)

  1. 1. A full-automatic film winding machine is characterized by comprising a rotatable conveying turntable (90), wherein a plurality of bearing jigs (91) distributed in a ring shape are arranged on the conveying turntable (90), and a conveying path of the conveying turntable (90) is sequentially provided with The diaphragm feeding mechanism (10) is used for cutting the diaphragm to a fixed length and feeding the diaphragm to the bearing jig (91); the first pole piece feeding mechanism (20) is used for placing the first pole piece on the diaphragm of the bearing jig (91); The diaphragm overturning mechanism (30) is used for overturning the diaphragm and covering the first pole piece; The second pole piece feeding mechanism (40) is used for placing the second pole piece on the diaphragm and is positioned above the first pole piece; a winding mechanism (50) for winding the first pole piece, the diaphragm and the second pole piece into a winding core; A shell-entering mechanism (60) for installing the winding core into the steel shell; The bearing jig (91) comprises a pole piece bearing plate (920) and a diaphragm overturning plate (910) which are distributed along the length direction of a first pole piece, wherein a diaphragm overturning assembly (950) which can move towards the pole piece bearing plate (920) is arranged on the diaphragm overturning plate (910), and the diaphragm overturning mechanism (30) comprises an overturning driving assembly which drives the diaphragm overturning assembly (950) to move towards the pole piece bearing plate (920); The diaphragm overturning assembly (950) is arranged on the upper end face of the diaphragm overturning plate (910), the diaphragm overturning assembly (950) comprises an overturning pressing block (951), the overturning driving assembly drives the overturning pressing block (951) to move towards the pole piece bearing plate (920), one end, close to the pole piece bearing plate (920), of the overturning pressing block (951) is an overturning pressing part (9511), the upper side edge of the overturning pressing part (9511) is a straight line perpendicular to the length direction of the first pole piece, and the lower side edge of the overturning pressing part is in chamfering or filleting arrangement.
  2. 2. The full-automatic film winding machine according to claim 1, wherein the film feeding mechanism (10) comprises a film moving in a conveying manner and a cutting assembly (150) arranged on the film conveying path, the cutting assembly (150) is used for cutting the film, and a transferring assembly (170) is arranged behind the cutting assembly (150).
  3. 3. The full-automatic film winding machine according to claim 1, wherein the first pole piece feeding mechanism (20) comprises a transmission line (21), a suction plate (22) arranged above the transmission line (21), and a first driving assembly (23) for driving the suction plate (22) to move.
  4. 4. The full-automatic film winding machine according to claim 1, wherein a winding needle (911) is movably arranged on the carrying jig (91), and the winding mechanism (50) comprises a winding head (51), a rotating assembly (52) for driving the winding head (51) to rotate, and a displacement driving assembly (53) for driving the winding head (51) to move towards the winding needle (911).
  5. 5. The full-automatic film winder of claim 4, wherein the shell feeding mechanism (60) comprises a pushing component (620) arranged on one side of the bearing jig (91), a first feeding component (630) is arranged on one side of the pushing component (620), the first feeding component (630) is used for conveying the steel shell to the pushing component (620), and the pushing component (620) and the winding needle (911) respectively drive the steel shell and the winding core to move towards each other.
  6. 6. The full-automatic film winder of claim 5, wherein the first feeding assembly (630) comprises a storage chute (632) and a blanking block (633) arranged at a feed inlet of the storage chute (632), the blanking block (633) is provided with a first blanking groove (6331) for accommodating a steel shell, the pushing assembly (620) comprises a bearing plate (621) for accommodating the steel shell, and a discharge outlet of the storage chute (632) is connected to the bearing plate (621).
  7. 7. The full-automatic film winding machine according to claim 4, further comprising a steel shell feeding mechanism (70) arranged on one side of the shell entering mechanism (60), wherein the steel shell feeding mechanism (70) comprises a conveying assembly (710) for conveying steel shells and a sorting assembly (750), a first detecting assembly (760) for detecting opening directions of the steel shells is arranged on a conveying path of the steel shells, and the sorting assembly (750) is used for sorting the steel shells in different opening directions and transferring the steel shells to the shell entering mechanism (60).
  8. 8. The full-automatic film winding machine according to claim 1, further comprising a blanking mechanism (80), wherein the blanking mechanism (80) comprises a second blanking groove (81) and a conveying line (82) connected to the second blanking groove (81), and the conveying line (82) is provided with a distributing assembly (83).

Description

Full-automatic film winding machine Technical Field The application relates to the technical field of battery production equipment, in particular to a full-automatic film winding machine. Background Nickel-metal hydride batteries are a type of battery that has good performance. The positive electrode active material of the nickel-hydrogen battery is Ni (OH) 2 (called NiO electrode), the negative electrode active material is metal hydride, and the negative electrode active material is also called hydrogen storage alloy (called hydrogen storage electrode). Therefore, compared with a lithium battery, the positive and negative plates of the nickel-hydrogen battery are thicker, the difference exists between the nickel-hydrogen battery and the lithium battery in the process of placing and winding the diaphragm, the diaphragm and the positive and negative plates of the nickel-hydrogen battery are stacked after being cut by fixed length, therefore, the length of the diaphragm of the nickel-hydrogen battery is twice as long as that of the positive and negative plates, the diaphragm is placed on a bearing jig after being cut by fixed length, the negative plate is placed on the diaphragm, the diaphragm is turned over and covered above the negative plate, the positive plate is placed on the position of the negative plate on the diaphragm, and finally the winding is completed. In the process of overturning the diaphragm, the prior art mostly adopts manual or mechanical arms to finish overturning, and the problems of low overturning efficiency, easy damage to the diaphragm and the like exist. On the other hand, the negative plate, the diaphragm and the positive plate are sequentially overlapped and wound into a winding core, after the steel shell is fed and the winding core is filled into the steel shell, the diaphragm cutting process, the negative plate-diaphragm-positive plate overlapping process, the winding process and the shell feeding process are realized through a plurality of devices in the prior art, the negative plate, the diaphragm and the positive plate are required to be transported and transferred among the devices, and the prior device is not provided with full-automatic production equipment integrating the processes, so that the production efficiency is low, and the productivity is not beneficial to improvement. Disclosure of Invention In order to solve the technical problems, the application provides a full-automatic film winding machine which comprises a conveying turntable which is rotatably arranged, wherein a plurality of bearing jigs which are annularly distributed are arranged on the conveying turntable, a diaphragm feeding mechanism is sequentially arranged on a conveying path of the conveying turntable and used for cutting a diaphragm in a fixed length and feeding the diaphragm to the bearing jigs, a first pole piece feeding mechanism is used for placing a first pole piece on the diaphragm of the bearing jigs, a diaphragm overturning mechanism is used for overturning the diaphragm and covering the first pole piece, a second pole piece feeding mechanism is used for placing a second pole piece on the diaphragm and above the first pole piece, a winding mechanism is used for winding the first pole piece, the diaphragm and the second pole piece into a winding core, and a shell entering mechanism is used for loading the winding core into a steel shell. Preferably, the diaphragm feeding mechanism comprises a diaphragm which is transported and moved, and a cutting assembly which is arranged on the diaphragm transporting path, wherein the cutting assembly is used for cutting the diaphragm, and a transferring assembly is arranged behind the cutting assembly. Preferably, the bearing jig comprises a pole piece bearing plate and a diaphragm overturning plate which are distributed along the length direction of the first pole piece; the diaphragm overturning mechanism comprises an overturning driving assembly, and the overturning driving assembly drives the diaphragm overturning assembly to move towards the pole piece bearing plate. The membrane overturning assembly is arranged on the upper end face of the membrane overturning plate, the membrane overturning assembly comprises an overturning pressing block, the overturning driving assembly drives the overturning pressing block to move towards the pole piece bearing plate, one end, close to the pole piece bearing plate, of the overturning pressing block is an overturning pressing part, the upper side edge of the overturning pressing part is a straight line perpendicular to the length direction of the first pole piece, and the lower side edge of the overturning pressing part is in chamfering or filleting arrangement. Preferably, the first pole piece feeding mechanism comprises a transmission line, a suction plate arranged above the transmission line, and a first driving assembly for driving the suction plate to move. Preferably, the winding mechanism comprises a