TW480764B - Manufacturing method of mobile phone lithium battery - Google Patents

Abstract

A kind of method for manufacturing mobile phone lithium battery includes the following steps. (a) The absorbing device having positive electrode and negative electrode is assembled inside the conductive housing and the negative electrode is connected to the housing. (b) The cover body having holes is used to cover the opening of the housing and the positive electrode is connected to the cover body. (c) The junction periphery between the cover body and the housing is sealed so as to fix the combination of cover body and the housing. (d) The electrolyte is injected from the holes of the cover body so as to make the absorbing device inside the housing completely absorb the electrolyte. (e) The holes of the cover body are sealed.

Description

480764 V. Description of the invention (1) [Field of invention] In addition to a method for manufacturing batteries in mobile phones, special chain batteries are used to rapidly generate mobile phones based on the promotion of life and mobility [Background of the Invention] 1: Phones The types of batteries used include zinc cadmium thunder > the gift ring has a long service life, etc .: For various reasons, lithium is off the flashlight, and it also has a 'y heart' here, as well as mobile phones with small volume, etc. The market; (hereinafter referred to as the clock battery) has become the current line

The decomposing elements include a positive electrode, a negative electrode, and an electrolyte, and a lithium battery is composed of two major obstacles, such as a positive electrode, a lithium battery, and the like, to make the battery; the electrolyte and the negative electrode are connected in series with three nickel-cadmium or nickel-hydrogen batteries; This reaches ^ 3. 6V, which is equivalent to separating the positive and negative electrodes with an isolation film to avoid short circuits. 1. The negative electrode is in a porous plastic isolation film. When the electrolyte is charged, the electrons are external to the charger. Via m! :: Conduction works. The charge leaves the positive electrode and passes through the electrolyte electrode, and the electrons and lithium ions travel in the opposite direction. When entering the negative electrode's discharge, the previous patent cases of the national patent on the manufacturing method of lithium batteries include Zhongmin Zhong D No. 38 5559, Republic of China Patent Bulletin No. 385564, Case Guo Patent Bulletin No. 405274, etc .; of which No. 385 5 The manufacturing method shown in Patent No. 59 includes (a) manufacturing a positive electrode; (dagger) manufacturing a negative page 4 480764. V. Description of the invention (2) A pole; (c) Formulating an electrolytic solution; (d) Making a lithium battery ; Wait for the steps. In addition, the "manufacturing of a positive electrode" that it claims is to uniformly mix LiNi〇2, Ni〇H, a binder, an optional conductive and a cobalt compound into a positive electrode active compound, and the active composition is conductive. A positive electrode is formed on the surface of the substrate. The second requirement of "manufacturing the negative electrode" is to stir the carbon, zinc oxide, multi-agent and optional metal zinc powder, which are treated at a high temperature, to make a negative electrode active composition, and then apply the composition to a conductive base. The "prepared electrolyte" required by the negative electrode port i on the surface of the material is the optional zinc oxide and electricity; dissolved in an aqueous solution of an alkaline compound to form an aqueous electrolyte; finally = positive electrode, negative electrode, electrolyte And the battery separator together to form a battery. In other words, the manufacturing method disclosed in the publication No. 385559 is that the composition of the positive electrode, the negative electrode, and the electrolyte of the battery has nothing to do with the method and process of making it. The battery manufacturing method disclosed in Patent Publication No. 38 5 5 64 is firstly mixed with a polymer copolymer and a solvent, and then heated to dissolve it. This solution is mixed with a kind containing pentyl acetate, Butanol and filler 2; 1 丄 After intense stirring, a tacky adhesive is obtained; Zaili = compound :: 得 -film. In other words, Patent No. 38 5564 ": Film-forming characteristics is that after mixing a variety of ingredients, it is finally made into a thin film: the method and process of the & Lithium 1 pool is irrelevant. 、 How do people make a work + $ A A 苐 苐 〇 05 2 7 4 patent case is to mention-method, which is mainly aimed at improving the composition of the electrolyte = Liangqu Li spoon composition is the same as how to make: Zhiyu negative electric line has nothing to do. Pool way and over

Page 5 480764 V. Description of the invention (3) Therefore, the manufacturing method of the mobile phone lithium battery provided by the present invention is mainly to innovate the steps and methods used in the process of manufacturing the lithium battery to make its production efficiency more efficient. High; it is different from those in the previous patent cases. [Summary of the Invention] The main object of the present invention is to provide a method for manufacturing a lithium battery for a mobile phone, which comprises a plurality of different manufacturing processes, such as a housing assembly unit, an electrode welding unit, a cover welding unit, a liquid injection unit, and a sealing unit. Automated production lines are used to make mobile phone batteries faster and increase production efficiency. Based on this, the manufacturing method of the mobile phone lithium battery provided by the present invention is to combine an absorbing element having a positive electrode and a negative electrode in an electrically conductive case, and connect the negative electrode to the case; and then cover the cover with a hole. To the opening of the case, and connect the aforementioned positive electrode to the cover; then seal and fix the periphery of the cover to the case; and then inject the electrolyte through the hole of the cover, so that the absorbing element inside the case fully absorbs the electrolysis Liquid; finally, the hole in the cover is closed. The other objects and functions of the present invention will be further understood by the reviewing committee by further explaining it with the following drawings. [Explanation of the embodiment] The manufacturing method of the mobile phone lithium battery provided by the present invention includes the following steps:

480764 Five 'invention description (4) (What is the combination of an absorption element having a positive electrode and a negative electrode can be ΓΓ ^^, and let the negative electrode be connected to the case. The cover is conductive in the conductive case, and the cover has a hole. The openings * provided on the shell are connected to the cover. They are opened and the periphery of the joint where the cover and the shell are joined is fixed by peripherals. The seal is sealed and the cover is connected with (:) by The hole of the cover body is filled with electrolyte, so that the part is filled with wounds and absorbs the electrolyte. The absorber (e) inside the double slab is closed. The hole of the cover body is closed. Where? The shell assembly unit, the electrode electrode connection unit 70, the main liquid unit 704, and the sealing unit 5. The carcass welding unit is from the front H f, see the second figure to the steps. The detailed description of the method is as follows: The absorbing element is combined in the step ，, and the side with the positive electrode and negative 0 ^ is connected to the case: :: 丨 the conductive case ㈣, and the reading and the negative electrode are not shown), two: Using the mechanical assembly of the housing assembly unit 1 in FIG. 110, the outer M cow 12 is placed in a housing 11 The accommodating space is generally made of an aluminum material and a conductive metal material. For liquids, the preferred embodiment of the element 12 is used and is on the absorbing element 12; The paper material is wound, and the two opposite sides are adhered with a bottom sealing sheet 123 to the center of the end of the absorbing element 12 and the sides are wound and loosened on the absorbing element 12 122, the negative electrode blade 12 ^ Connected by :: To the body 121 and-the negative electrode body of the car is a good example is made of aluminum material _ V

Page 7 480764 V. Description of the invention (5) Quilt; Connected to the absorbing element 12; When the absorbing member 13 is placed, the negative electrode sheet body J is placed in the space 110, and then the Λ f Ϊ of the fusion welding sheet body i 21 is used. On the inner side of the casing 11; and the positive electrode (b) step is a sheet-shaped body made of material. The method for closing the opening is to cover the mechanical device of the unit 2 as shown in FIG. 7/2/2 shell opening (not shown in the figure), which uses the slot 221 provided by electrode welding to allow the positive electrode body / 21 '/, first move the insulation sheet 22 to the positive electrode body! The root of 21 (that is, the absorbing element insulation mountain plate 22 is straight to separate the positive and negative electrode plates 121 and 122 with 钿), hunting The outer mechanism (not shown) uses m · and then uses another bent shape, and then uses the smelting device, 3: 1 positive 21 poles are turned to 2 ^ and fixed to the inner side 211 of the cover 21 ... : The free end is provided with a hole 2 1 0. The appropriate position of the aforementioned positive sparse body 2 1 is flexible in covering the cover 21 with the cover U of the housing U. Therefore, the positive electrode body 121 that is out of the housing is pressed in. It can smoothly damage the original extension 121; the cover 21 ^ will not affect the positive electrode of the positive electrode pool. 丨 It is used as a cover when the cover 2 1 is placed on the cover. 11, the cover 21 is fixed to the housing 11: after the mouth, it must be tightly connected through the joint of step (c); it is fixed and close, and the f body 21 and the housing η are connected. As shown in the fourth figure, the cover body is melted: the cover body welding unit 3 is used to complete the cover (not shown). The housing 11 is moved along the specific & vulture using the conveying mechanism (the path shown in the figure, and then the laser is used). Installation 480764 V. Description of the invention (6) The laser light 31 generated by the device 31 is first opposed to the joint of the cover 21 and the casing n, and a partial “point welding” is performed on the side to ensure that the cover 2] and the casing U ensure After fixing =, the laser light 31 of the laser device 31 is continuously moved along the opposite sides of the cover body 21 and ′, aa and 接 11, and the first 31 sides of the two sides are opposed to the body 21 Welding with the other opposite sides of the joint with the outer shell 丨〗, so that the periphery of the cover 21 and the outer shell n are completely tight. After the step (c), between the outer shell n and the outer lid 21, The hole 2 in the carcass 2 1 can be communicated with the inside of the shell, and the eight parts are completely sealed. The solution is injected into the shell u; its injection is as the first step. After the conveying mechanism (not shown) of the liquid unit 4 conveys the outer eight and eleven to the special position, the pipe 41 of the liquid injection unit 4 is extended into 210 “Inside” then injects a specific volume of electrolyte through the holes 21G / inside, so that the absorption element provided in the casing U completely absorbs the electrolyte. After the electrolyte is injected into the casing U, the hole in the cover 21 is necessary. Hole 210 penetrates into the anvil gold. Tian / Shao's clothes out. 1 The poor μ t ^ daily drink is closed to avoid electrolyte leakage. The method of mountain sealing is shown in Figure 6 by using a sealing unit. The sealing unit 5 is mainly to tremble the holes 210 of the cover 21 and to close the 210:; close :: 5ρ and resin 52 are attached to the embodiment. The embodiment is made of! Lu material; egg seal / ° The better of / piece 51 is that the inside of the hole m is borrowed ^ to seal the hole and //; the outer diameter of the nail is slightly larger (not shown). This rivet is forced into the hole 2 mechanism device (avoided in the figure) Due to the influence of mechanical factors === hole 210 is closed; and the leakage around the hole 2 1 0 is caused by J ~ fleas, this page 9 480764 V. Description of the invention (7) The invention seals the hole in the closing element 51 After 210, cover the appropriate amount and taxi on the closing element 51, and cover the hole and the periphery of the resin 52 at the same time. After the resin is solidified, it will have a complete seal / ^ Wu effect full engagement member prevents electrolyte leakage. The aforementioned resin 52 can be completed more than I′v. UV magic hardening resin, the purpose is when; ^ Example is the use of 'can be reused' UV curing device 53 to accelerate the hardening. At this stage it is complete.

, And finally make stickers on the outer surface of the shell: similar packaging is the production of Yuancheng products. ^ W 2 ΐί :: Use the housing assembly unit described in f, electrode assembly unit I, unit 4 and sealing unit 5 in order from group I to the final sealing unit, and pay the clock battery for the mobile phone. From the control of the shell of the group, the design of high speed and value is carried out in a consistent automated process. Why is Feng Feng industrially advantageous? The foregoing is merely an attempt to make the present invention in accordance with the spirit of the invention should be included in the present invention is intended to explain the preferred embodiment of the invention, not in any form. The limitation is that any modification or change in the related invention is still protected. 480764 Brief Description of Drawings [Brief Description of Drawings] The first drawing is a top and front plan view showing the manufacturing process of the present invention. The second figure is an exploded perspective view showing the combination of the absorbing element and the shell by the shell assembly unit of the present invention. The third figure is a series of perspective views showing the combination of a film and a cover by an electrode welding unit according to the present invention. The fourth figure is a series of perspective views showing that the cover body and the shell are welded and fixed by the cover body welding unit according to the present invention.

The fifth figure is a perspective view showing that the electrolytic solution is injected into the housing by the liquid injection unit according to the present invention. The sixth figure is a series perspective view showing that the hole of the casing is closed by the sealing unit according to the present invention. [Illustration of drawing number] (1) Housing assembly unit

(11) Housing (11 0) Receiving space (1 2) Absorbing element (1 2 1) Positive electrode sheet body (1 2 2) Negative electrode sheet body (1 2 3) Bottom sealing sheet (1 3) Welding device (2) Electrode welding unit (21) cover (2 1 0) hole

Page 11 480764

The diagram briefly explains (2 1 1) the inner side (2 2) the insulation sheet (221) the slot (3) the cover welding unit (3 1) the laser device (3 1 0) the laser light (4) the liquid injection unit ( 41) Tube (5) Sealing unit (5 1) Closure element (5 2) Resin (53) UV light device

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Claims (1)

480764 VI. The scope of patent application: The method for manufacturing a 6-cell lithium battery includes the following steps (a): the inside of the right-r is: the absorption element of the anode and the anode is combined in a conductive case ( b) _ Let the negative electrode be connected to the casing; pole connection] Two ί = holes cover the cover and cover the opening of the casing, and seal the periphery of the positive casing: and the cover and the charging is : The hole of the cover is filled with electrolyte, so that the absorption element inside the shell absorbs the electrolyte; je) The hole of the cover body is closed. The method is based on the paper material of the mobile phone lithium battery manufacturing capability described in item 1 of the patent scope, which has a substantial good absorption of liquids, and the lithium battery of the mobile phone described in item 2 of the declared patent scope. The manufacturing of the two-absorptive element is essentially made of paper material. The giant bismuth i used in the manufacture of lithium batteries for mobile phones as described in item 1 of the patent application: the case is made of aluminum material, and the negative electrode is Lidu; the sheet-like body made is connected to the absorber Component, and then the negative electrode sheet body is connected to the inner side surface of the case by a welding technology. Chi Zhiyi's method of applying the mobile phone clock according to item 1 or item 4 of the patent application scope, wherein the positive electrode is a sheet-shaped body made of nickel material. According to the method for manufacturing a lithium battery for a mobile phone described in item 1 of the scope of the patent application, in step (c), the cover body is sealed by a fusion welding technique. 480764 6. Scope of patent application The perimeter of the joint is closed and fixed. 7. The method for manufacturing a mobile phone lithium battery according to item 1 of the scope of patent application, wherein in step (e), a sealing element made of aluminum material is inserted into a hole in the cover, and then the liquid resin is Covered on the closing element, and used for sealing the joint between the closing element and the hole. 8. According to the manufacturing method of the mobile phone lithium battery described in item 7 of the scope of patent application, the closure element is a rivet. Page 14