CN202259550U

CN202259550U - Semiautomatic battery coil core coiling machine

Info

Publication number: CN202259550U
Application number: CN201120347203XU
Authority: CN
Inventors: 张晖; 李友生; 吴雁涛
Original assignee: TONGLING SNAYUAN SPECIAL CASTING CO Ltd
Current assignee: TONGLING SNAYUAN SPECIAL CASTING CO Ltd
Priority date: 2011-09-16
Filing date: 2011-09-16
Publication date: 2012-05-30
Anticipated expiration: 2021-09-16

Abstract

The utility model discloses a semiautomatic battery coil core coiling machine. The semiautomatic battery coil core coiling machine comprises a machine frame assembly, an electrode plate conveying assembly and a coiling needle assembly, wherein the electrode plate conveying assembly comprises two guide plates for placing a positive electrode plate and a negative electrode plate; the coiling needle assembly comprises a coiling needle and a coiling needle base; and a synchronous conveying device for automatically conveying the positive electrode plate and the negative electrode plate on the guide plates to the coiling needle is arranged on the machine frame assembly. According to the technical scheme, the synchronous conveying device for automatically conveying the positive electrode plate and the negative electrode plate is arranged, in the working process of the coiling machine, the electrode plates to be coiled are conveyed into the guide plates, and through the mutual action of a driving roll and a guide roll, the positive electrode plate and the negative electrode plate are automatically and synchronously conveyed to the coiling needle and coiled, so that the synchronism of the positive electrode plate and the negative electrode plate in the conveying process is ensured, the cross infection of the positive electrode plate and the negative electrode plate caused by operation of an operator can be effectively avoided, the quality of a battery coil core is improved, the defective rate is reduced, the production time can be greatly saved, and the labor intensity of the operator is reduced.

Description

Half-automatic winder for battery coiling core

Technical field

The utility model relates to the equipment of making secondary cell, and specifically, the utility model relates to a kind of half-automatic winder for battery coiling core.

Background technology

The volume core quality of poly-lithium battery is to the fail safe of lithium battery and very important influence is arranged useful life, and battery roll core machines through the battery roll core up-coiler.At present, the battery roll core up-coiler is divided into material loading substantially, reels, tapes, four parts of blanking, can be divided into manual coiling machine, half-automatic winder and automatic winding-machine according to the automaticity of up-coiler workflow.Wherein half-automatic winder has combined the advantage of manual coiling machine and automatic winding-machine, and relatively low input cost and higher production efficiency are arranged.Like the patent No. is that the patent of ZL200710073568.6 discloses a kind of half-automatic winder for battery coiling core, and disclosed this half-automatic winder for battery coiling core is all by accomplishing superior pole piece, go up the barrier film operation manually, and up-coiler is divided into preparatory volume, once reels in winding process, secondary is reeled three parts; After wherein the superior pole piece operation occurs in preparatory volume, generally accomplished by hand by the operator, product of every production all needs manual work that pole piece is sent into winding part; Owing to be that the operator directly contacts positive/negative plate; Cause the cross-infection of positive/negative plate easily, have influence on the quality of battery roll core, and the operator can not guarantee the synchronism in the positive/negative plate course of conveying by hand; Positive/negative plate carries asynchronous meeting to cause electric core winding inhomogeneous; Degree of tightness is inconsistent, equally also can have influence on the quality of battery roll core, causes percent defective to improve easily; In addition; Operator's manual operations production efficiency is lower, has also increased operator's labour intensity, even because long continuous operation also can have influence on the quality of battery roll core.The patent No. is the method for winding that the patent of ZL200710073392.4 discloses a kind of battery roll core; The conveying of pole piece promptly is through accomplishing manually in this kind method; Can not guarantee that positive/negative plate is delivered to the synchronism that volume pin place reels; Can have influence on the quality of battery roll core, cause percent defective to improve easily.

And the volume pin location on the half-automatic winder for battery coiling core of prior art is to adopt bearing straight line locate mode, and is screwed; This kind locate mode is a matched in clearance, so precision is relatively poor, is easier to simultaneously wear and tear; After certain wearing and tearing appear in the localization part of volume pin; The quality of the battery roll core that can make reels comes out descends, and when the wearing and tearing of rolling up the pin localization part are big, must scrap the volume pin.

The utility model content

The utility model technical problem to be solved provides a kind of half-automatic winder for battery coiling core, reach can be automatically and the synchronous transport positive/negative plate with the purpose of the quality that improves battery roll core.

In order to solve the problems of the technologies described above; The technical scheme that the utility model adopted is: a kind of half-automatic winder for battery coiling core; Comprise that housing assembly, blanking hold down assembly, pole piece feeding assembly, volume needle assemblies and barrier film feeding material component; Said pole piece feeding assembly comprises that two are respectively applied for the guide plate of placing positive and negative plate, and said volume needle assemblies comprises volume pin and volume pin base, and said barrier film feeding material component comprises two unreeling structures that barrier film are delivered to volume pin place; Said blanking holds down assembly and comprises upper holder block and lower lock block, at the synchronization conveying device that is provided with on the said housing assembly the positive and negative plate automatic transport on the said guide plate to said volume pin place.

Said synchronization conveying device comprises a drive motors and two driven rollers that are located at respectively on said two guide plates; Driven roller passes through belt transmission respectively; The driven pulley of said belt is coaxial with said driven roller; The driving pulley of said belt respectively with a pair of be meshed and gear that the number of teeth is identical coaxial; One of them said geared sleeve is connected on the output shaft of said drive motors, on said guide plate, also is respectively equipped with the pressure roller that matches with said driven roller, and said positive and negative plate passes between driven roller and pressure roller.

Said belt is a synchronous cog belt.

Said drive motors is between said two guide plates and be fixed on the said housing assembly, and the back shaft of the gear shaft of the said gear on the socket drive motors output shaft and said driven roller all is not supported on the said housing assembly.

The position that said volume pin inserts in the said volume pin base is taper, is provided with the suitable inner conical surface in position that inserts with said volume pin in said volume pin base inside, on said volume pin, also is provided with the hold-down mechanism that compresses said volume pin.

Radially have a square opening at the taper position of said volume pin; Said hold-down mechanism is located in this square opening; Said hold-down mechanism comprises that one is fixed on the block on the said volume pin base, a compact heap and a holddown spring that is connected with said square opening inwall; Said holddown spring one end is against on the said block, and the other end is against on the said compact heap.

On said compact heap, be provided with waist shape pilot hole, on said volume pin base, be provided with the suitable guide pillar of waist shape pilot hole therewith along said volume pin length direction.

Said waist shape pilot hole radially is provided with two along said volume pin.

The utility model adopts technique scheme, sets up the synchronization conveying device that is used for the automatic transport positive and negative plate, and the pole piece that up-coiler only needs to reel is at work sent into guide plate; Interact through driven roller and deflector roll, the automatic synchronous transport of positive and negative plate is reeled to rolling up the pin place, guarantee the synchronism of positive and negative plate in course of conveying; Can make electric core winding inhomogeneous and degree of tightness is consistent; The cross-infection of the positive/negative plate that is brought in the time of can also effectively preventing the operator to operate, the quality of raising battery roll core, the rate of reducing the number of rejects and seconds; Can also save the production time greatly in addition, also reduce operator's labour intensity; And adopting the method for conical surface location between volume pin and the volume pin base, the method has higher precision than the conventional positioning method, and processing also is easier to realize and guarantee; The method of this kind volume pin location cooperates for no gap, and contact area is big between volume pin and the volume pin base, so abrasion resistance is higher; Not easy to wear, and can the location be kept precisely along the taper direction push-tight after the trace wearing and tearing; Prolong the useful life of volume pin, guarantee the quality of battery roll core, can also reduce the coiling cost; And the volume pin to be that holddown spring holds out against fixing, this fixing means is stable more and stressed evenly than traditional fixing means, and can compensate the wearing and tearing of volume pin localization part; Make the volume pin remain accurate localization, guarantee the quality and the winding efficiency of coiled battery volume core.

Description of drawings

Fig. 1 is the structural representation of the utility model half-automatic winder for battery coiling core;

Fig. 2 is the structural representation of the synchronization conveying device of the utility model half-automatic winder for battery coiling core;

Fig. 3 is the structural representation that the volume pin of the utility model half-automatic winder for battery coiling core is connected with volume pin base;

Mark among the above-mentioned figure is: 1, carriage assembly; 2, pole piece feeding assembly; 3, barrier film feeding material component; 4, housing assembly; 5, volume needle assemblies; 6, barrier film cutting assembly; 7, blanking holds down assembly; 8, upper guide plate; 9, bottom guide; 10, go up driven roller; 11, following driven roller; 12, driving gear; 13, driven gear; 14, go up pressure roller; 15, lower compression roller; 16, belt; 17, volume pin; 18, volume pin base; 19, square opening; 20, block; 21, waist shape pilot hole; 22, guide pillar; 23, holddown spring; 24, compact heap.

Embodiment

As shown in Figure 1, a kind of half-automatic winder for battery coiling core of the utility model comprises that carriage assembly 1, barrier film feeding material component 3, housing assembly 4, barrier film cutting assembly 6, blanking hold down assembly 7, pole piece feeding assembly 2 and volume needle assemblies 5.Pole piece feeding assembly 2 comprises that two are respectively applied for the guide plates of placing positive and negative plate, is respectively upper guide plate 8 and bottom guide 9, is being provided with on the housing assembly 4 respectively the positive and negative plate automatic transport on two guide plates to the synchronization conveying device of rolling up pin 17 places.

As shown in Figure 2; As first kind of improved embodiment of this half-automatic winder for battery coiling core, this synchronization conveying device comprises that a drive motors and two are located at two driven rollers on the guide plate respectively, is located at the last driven roller 10 that is on the upper guide plate 8; Be located at the following driven roller 11 that is on the bottom guide 9; The back shaft of last driven roller 10 and following driven roller 11 is supported on the housing assembly 4, and drive motors is located at two guide plates 8, between 9, and is fixedly connected on the housing assembly 4.

Driven roller

10,11 is respectively through belt 16 transmissions; Each driven pulley of belt 16 respectively with last driven roller 10 and following driving shaft 11 coaxial and synchronous rotations; Each driving pulley of belt 16 is meshed and the coaxial and synchronous rotation of gear that the number of teeth is identical with a pair of respectively, is driving gear 12 and driven gear 13, and wherein driving gear 12 is socketed on the output shaft of drive motors; By drive motor drives, the gear shaft of driven gear 13 is supported on the housing assembly 4.As shown in Figure 2, driving gear 12 drives with last driven roller 10 through belt 16 and is connected, and driven gear 13 drives with following driven roller 11 through belt 16 and is connected.On two guide plates, be respectively equipped with a pressure roller that matches with driven roller; Be respectively pressure roller 14 and lower compression roller 15; Positive and negative plate is respectively from driven

roller

10,11 and pressure roller 14, pass between 15; The effect of two pressure rollers is to keep the frictional force between stabilizing and increasing of pole piece and two driven rollers, accomplishes sending on of pole piece.Belt 16 is a synchronous cog belt, can prevent that belt 16 from skidding in transmission process, guarantees the reliability of machine works.

When up-coiler is worked; The positive and negative plate that the operator will reel is sent to last pressure roller 14 and lower compression roller 15 places on the guide plate 8,9 respectively; Last pressure roller 14 compressed pole piece with lower compression roller 15 after the up-coiler electric-control system detected pole piece; Drive motors begins rotation, and power also is passed to driven roller 10 and following driven roller 11 through two belt transmission respectively through gear drive, thereby driven roller 10 is gone up in drive and following driven roller 11 is sent pole piece into pressure roller fully.Positive/negative plate is waited for feeding requirement signal after sending on guide plate, and behind the feed signal that up-coiler to be received sends, two driven rollers are started working again, and positive/negative plate is sent into volume pin 17 synchronously, and volume pin 17 begins subsequent handlings such as coiling, so circulation.The characteristics of said structure be the feeding driving mechanism through mechanical transmission component with positive/negative plate send into synchronously the volume pin 17; If could not guarantee the synchronism of positive/negative plate could influence greatly the volume core quality, can solve the synchronism problem preferably through this synchronization conveying device.Adopt said structure, increase the synchronization conveying device of positive and negative plate on this half-automatic winder for battery coiling core, can make electric core winding inhomogeneous and degree of tightness is consistent; The pole piece that up-coiler only needs to reel is at work sent into track; Can accomplish its automatic superior pole piece, save the production time greatly, also reduce operator's labour intensity; The automaticity and the fail safe of half-automatic winder have been improved; The problem that the product quality that has solved artificial superior pole piece and caused and production efficiency reduce, the cross-infection of the positive/negative plate that is brought in the time of can also effectively preventing the operator to operate has in addition also improved the quality of battery roll core.

As the another kind of improved embodiment of this half-automatic winder for battery coiling core; As shown in Figure 3; Volume needle assemblies 5 comprises volume pin 17 and volume pin base 18; The position that volume pin 17 inserts in the volume pin base 18 is taper, is provided with and rolls up the suitable inner conical surface in position that pin 17 inserts in volume pin base 18 inside, on volume pin 17, also is provided with the hold-down mechanism that compresses volume pin 17.Taper position at volume pin 17 radially has a square opening 19; Hold-down mechanism is located in this square opening 19; Hold-down mechanism comprises that one is fixed on the block 20 on the volume pin base 18, a compact heap 24 that is connected with the square opening inwall and a holddown spring 23, and holddown spring 23 1 ends are against on the block 20, and the other end is against on the compact heap 24; To roll up between pin 17 and the volume pin base 18 and compress; Compact heap 24 fits with the inwall of square opening 19, on compact heap 24, is provided with along the waist shape pilot hole 21 of volume pin 17 length directions, on volume pin base 18, is provided with the suitable guide pillar 22 of waist shape pilot hole therewith 21; This waist shape pilot hole 21 radially is provided with two along volume pin 17, and corresponding guide pillar 22 also is provided with two.Traditional volume pin 17 location are to adopt bearing straight line locate mode, and the utility model proposes the method with conical surface location, and the method has higher precision than the conventional positioning method, and processing also is easier to realize and guarantee.The conventional positioning method is a matched in clearance, so precision is relatively poor, is easier to simultaneously wear and tear, after certain wearing and tearing appear in the localization part of volume pin 17; The quality of the battery roll core that can make reels comes out descends, and when the wearing and tearing of rolling up pin 17 localization parts are big, must scrap volume pin 17, and the method that this kind volume pin 17 is located; For no gap cooperates, contact area is big between volume pin 17 and the volume pin base 18, so abrasion resistance is higher; Not easy to wear, and can the location be kept precisely along the taper direction push-tight after the trace wearing and tearing; Prolong the useful life of volume pin 17, guarantee the quality of battery roll core, can also reduce the coiling cost.

And traditional volume pin 17 fixedly is after rolling up pin 17 with the bearing location; Be screwed; The volume pin 17 of the utility model is fixing for holddown spring 23 holds out against, and this fixing means is stable more and stressed evenly than traditional fixing means, and can compensate the wearing and tearing of volume pin 17 localization parts; Make volume pin 17 remain accurate localization, guarantee the quality and the winding efficiency of coiled battery volume core.

In order on a machine, to be suitable for the volume pin 17 of plurality of specifications, with the production of the battery roll core that is applicable to different in width, by above-mentioned volume pin 17 structural designs; Be designed to identical parameter as long as will roll up the standing part of pin 17; Need in 17 designs of volume pin, fix identical tapering of do design, and mill out a prescription hole, deposit the push-tight device with volume pin 17; Just can on an equipment, assemble many specifications volume pins 17, and accurate positioning and replacing convenience.

All the other parts that do not relate to of this half-automatic winder for battery coiling core all with half-automatic winder for battery coiling core of the prior art in identical.

Combine accompanying drawing that the utility model has been carried out exemplary description above; Obviously the concrete realization of the utility model does not receive the restriction of aforesaid way; As long as adopted the method design of the utility model and the improvement of the various unsubstantialities that technical scheme is carried out; Or the design of the utility model and technical scheme are directly applied to other occasion without improving, all within the protection range of the utility model.

Claims

1. half-automatic winder for battery coiling core; Comprise that housing assembly, blanking hold down assembly, pole piece feeding assembly, volume needle assemblies and barrier film feeding material component; Said pole piece feeding assembly comprises that two are respectively applied for the guide plate of placing positive and negative plate; Said volume needle assemblies comprises volume pin and volume pin base; Said barrier film feeding material component comprises that two are delivered to the unreeling structure at volume pin place with barrier film, and said blanking holds down assembly and comprises upper holder block and lower lock block, it is characterized in that: at the synchronization conveying device that is provided with on the said housing assembly the positive and negative plate automatic transport on the said guide plate to said volume pin place.

2. half-automatic winder for battery coiling core according to claim 1; It is characterized in that: said synchronization conveying device comprises a drive motors and two driven rollers that are located at respectively on said two guide plates; Driven roller passes through belt transmission respectively; The driven pulley of said belt is coaxial with said driven roller, the driving pulley of said belt respectively with a pair of be meshed and gear that the number of teeth is identical coaxial, one of them said geared sleeve is connected on the output shaft of said drive motors; On said guide plate, also be respectively equipped with the pressure roller that matches with said driven roller, said positive and negative plate passes between driven roller and pressure roller.

3. half-automatic winder for battery coiling core according to claim 2 is characterized in that: said belt is a synchronous cog belt.

4. half-automatic winder for battery coiling core according to claim 3; It is characterized in that: said drive motors is between said two guide plates and be fixed on the said housing assembly, and the back shaft of the gear shaft of the said gear on the socket drive motors output shaft and said driven roller all is not supported on the said housing assembly.

5. according to the arbitrary described half-automatic winder for battery coiling core of claim 1 to 4; It is characterized in that: the position that said volume pin inserts in the said volume pin base is taper; Be provided with the suitable inner conical surface in position that inserts with said volume pin in said volume pin base inside, on said volume pin, also be provided with the hold-down mechanism that compresses said volume pin.

6. half-automatic winder for battery coiling core according to claim 5; It is characterized in that: radially have a square opening at the taper position of said volume pin; Said hold-down mechanism is located in this square opening; Said hold-down mechanism comprises that one is fixed on the block on the said volume pin base, a compact heap and a holddown spring that is connected with said square opening inwall, and said holddown spring one end is against on the said block, and the other end is against on the said compact heap.

7. half-automatic winder for battery coiling core according to claim 6 is characterized in that: on said compact heap, be provided with the waist shape pilot hole along said volume pin length direction, on said volume pin base, be provided with the suitable guide pillar of waist shape pilot hole therewith.