CN201243065Y

CN201243065Y - Coiling apparatus for battery

Info

Publication number: CN201243065Y
Application number: CNU2008201265809U
Authority: CN
Inventors: 徐鸿俊
Original assignee: SHENZHEN YAKANG PRECISION MACHINERY CO Ltd
Current assignee: Arecoon Precision Machinery Co., Ltd.
Priority date: 2008-07-02
Filing date: 2008-07-02
Publication date: 2009-05-20
Anticipated expiration: 2018-07-02

Abstract

A battery winding device comprises a winding pin bed, a winding pin pair and a pogo pin bed; the winding pin pair is connected between the winding pin bed and the pogo pin bed and comprises a first winding pin and a second winding pin which are arranged in an overlapping and staggered way; one end of the first winding pin and one end of the second winding pin are respectively connected with the winding pin bed and provided with positioning holes with circular cross-section; positioning blocks which can be contained in the positioning holes and are provided with circular cross-section are arranged inside the positioning holes; pin holes are arranged at the eccentric circle centers of the positioning blocks; fixed pins which are threaded through the pin holes to fix the first winding pin and the second winding pin on the winding pin bed are arranged on the winding pin bed so as to limit the width of the winding pin pair, so the device is simple in structure and can be easily achieved; the width of the winding pin pair can be quantitatively adjusted to achieve more width combinations, so that the device can fit various types of batteries; moreover, the device enables smooth depoling and is easy to use.

Description

The battery winding device

Technical field

The utility model relates to a kind of battery winding device, and is especially relevant with the winding needle construction of battery winding device.

Background technology

Traditional rectangular lithium ion battery coiler device is the fixing chip volume pin of width mostly, and along with the continuous promotion and application of battery in various electrical equipment, personalization to battery design requires also more and more, comparatively single model exploitations can not satisfy the demand in market fully.Therefore, in order to satisfy the diversified requirement of electric core " flexibility ", width-adjustable battery winding device has appearred.

A kind of common width-adjustable battery winding device, it comprises the volume needle stand, volume pin pair and thimble seat, volume pin pair is fixed between volume needle stand and the thimble seat, have two first volume pin and second volume pins that are overlapping and are provided with, this is first years old, Breadth Maximum after the second volume pin combination is the width of volume pin, first, the second volume pin partly is provided with a square opening and a mounting hole with the volume needle handle that the volume needle stand is connected, on the volume needle stand, be provided with two alignment pins, one of them is the quiet pin of fixed diameter, it matches with the mounting hole of rolling up in the needle handle, as the front and back location of volume pin at length direction, another is that diameter can be by the untie-sell of certain variable quantity A variation, itself and square opening match, as the width adjustment location of volume pin at Width.When the volume pin was reeled, square hole wall was close to untie-sell in the volume needle handle, and the rotation of moving pin bearing pin, and the diameter that changes untie-sell just can change the combined width of two volume faller gills.Because untie-sell vary in diameter, cause the spin curvature of volume pin constantly to change, cause the pin of fixed diameter in kidney slot, to have some setbacks, the core effect is dialled in influence, but also can make the secondary combined width instability of volume pin, influences the winding quality of battery, in addition, the width adjusting progression of this kind tunable winding needle is very limited, and it must be the twice of untie-sell vary in diameter amount A, and it is difficult to accomplish adaptive completely to the battery of some specific model width.

Summary of the invention

The technical problems to be solved in the utility model provides a kind of battery winding device, and its volume pin width can quantitatively be regulated, and depoling is smooth and easy, and is simple in structure, easy to use.

For solving the problems of the technologies described above, the utility model has adopted a kind of like this battery winding device, it comprises: the volume needle stand, volume pin pair and thimble seat, volume pin pair is connected between volume needle stand and the thimble seat, comprise two first volume pin and second volume pins that are overlapping and are provided with, described first volume pin is established cross section with the second volume pin respectively at an end that is connected with the volume needle stand and is circular location hole, establish in the described location hole and can be contained in wherein and cross section is circular locating piece, described locating piece is established pin-and-hole in the position of departing from the center of circle, establish on the described volume needle stand and pass described pin-and-hole and with the described first volume pin and second steady pin that be fixed thereon of volume pin, to limit the width of described volume pin pair.

Adopt the mode of rotating locating blocks to adjust distance that first, second volume pin staggers mutually and then the purpose that realizes adjusting the secondary width of volume pin, it is skillfully constructed, and is simple in structure, realizes easily; The secondary width of volume pin can need and quantitatively be regulated with the battery of various different models, and the combined width after regulating is stable, accurate, has effectively improved battery winding efficient and quality.

As further improvement of the utility model, described volume needle stand end is provided with the containing cavity of accommodating described first, second volume needle end part, and described containing cavity bottom is established at least one spring and made described spring correspondence roll up a side of pin lap against a described first volume pin or described second a volume pin end end face along its length away from described first, second; The accepting groove of accommodating spring is established in described containing cavity bottom, and the degree of depth of described accepting groove is less than the drift of described spring under no external force effect.By spring this first, second volume pin can be drawn close automatically mutually when breaking away from the thimble seat positioning and fixing, to make things convenient for the depoling smoothly after battery winding finishes of this battery winding device.

In order to simplify the production technology of volume needle stand, the utility model volume needle stand can adopt following another kind of execution mode, described volume needle stand can comprise two parts of overlapping setting, described two parts are respectively at establishing first with the secondary end that is connected of volume pin, second cavity, described first, the corresponding setting of second cavity also cooperates formation one host cavity to accommodate described first, the end of the second volume pin, the bottom of described first cavity or second cavity is provided with at least one spring, and described spring correspondence is rolled up a pin end end face along its length away from described first against described first volume pin or described second, one side of the second volume pin lap.

Description of drawings

For further setting forth the utility model is technological means and the effect that the predetermined purpose of realization is taked, the utility model has been described in detail in conjunction with following accompanying drawing, the purpose of this utility model, feature and characteristics, can obtain thus going deep into and concrete understanding, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.

Below in conjunction with drawings and Examples the utility model is described in further detail.

Fig. 1 is the structural representation of the utility model battery winding device;

Fig. 2 is the structural representation of the utility model battery winding device volume pin pair;

Fig. 3 is the utility model battery winding device width adjustment piece dislocation schematic diagram;

Fig. 4 is the installation diagram of the utility model battery winding device;

Fig. 5 is the user mode figure of the utility model battery winding device.

Embodiment

Below in conjunction with accompanying drawing the utility model is described in further detail:

Consult Fig. 1-2, the utility model battery winding device comprises: volume needle stand 1, volume pin secondary 2 and thimble seat 3, volume pin pair 2 is connected between volume needle stand 1 and the thimble seat 3, volume pin pair 2 comprises two first volume pin 21 and the second volume pins 22 that are overlapping and are provided with, this is first years old, the

second volume pin

21,22 ends that are connected with volume needle stand 1 are provided with circular location hole 23, establish locating piece 24 in the circular location hole 23, locating piece 24 can be with respect to location hole 23 rotations, its size, shape matches with location hole 23, also be circular, and circular locating piece 24 is also established pin-and-hole 25 in the position of departing from the center of circle, volume is established on the needle stand 1 and is passed this pin-and-hole 25 and with first, the second volume pin 21, the steady pin 26 that 22 1 ends are fixed thereon, pin-and-hole 25 does not limit with the shape of steady pin 26, can be square, triangle, rectangle or other rational shape are as long as can make steady pin 26 be arranged in pin-and-hole 25 and can not relative motions take place with pin-and-hole 25.

The circular locating piece of pin-and-hole 25 misalignments 24 centers of circle, its centrifugal distance on first,

second volume pin

21,22 Widths is A, when pin-and-hole 25 is positioned at the out of phase of circular locating piece 24, centrifugal following apart from A changes, therefore, the width of adjusting volume pin pair 2 only needs the locating piece 24 with the first volume pin 21 or the second volume pin 22 to rotate phase bits or change locating piece 24 get final product, and the combined width adjustment amount of volume pin pair 2 to be that this first volume pin 21 and second is rolled up the pin-and-hole 25 of pin 22 centrifugal apart from the A sum.

Thimble seat 3 is located at volume pin pair 2 away from the other ends of rolling up needle stand 1, and its difference with secondary 2 combined width of volume pin is designed to different supporting models, to roll up pin pair 2 with volume needle stand 1 from the location, two ends.

In order to make depoling smoothly behind the secondary 2 coiling batteries of volume pin, the utility model has adopted volume needle stand 1 structure as shown in Figure 4, containing cavity 110 is established in this volume needle stand 1 end, steady pin 26 is located in the containing cavity 110 and is made first, the second volume pin 21, one end of 22 corresponding steady pins 26 also is contained in the containing cavity 110 in the lump, containing cavity 110 bottom correspondences first, the

second volume pin

21,22 along its length end end faces are established spring 113 respectively, and two springs 113 lay respectively at away from first, the second volume pin 21, one side of 22 overlapped parts, and make this first, the second volume pin 21, thereby 22 can draw close depoling (as shown in Figure 5) smoothly under the elastic force effect at spring 113 mutually when breaking away from thimble seat 3 positioning and fixing.Consult Fig. 3, containing cavity 110 both sides respectively are provided with a screw, utilize 114 position-limiting actions of screw prevent this first, second the

volume pin

21,22 because of the excessive depoling effect that influences away from each other of spring 113 active forces.The position of the corresponding spring 113 in containing cavity 110 bottoms is provided with the accepting groove 112 of accommodating spring 113, prevent its double swerve with retainer spring, and the drift of spring 113 under no external force effect make greater than the degree of depth of accepting groove 112 spring no external force do the time spent can drive first, second the

volume pin

21,22 make it close to each other.

In order to simplify the production technology of volume needle stand 1, described volume needle stand 1 can be designed to two parts of overlapping setting, these two parts are respectively at establishing first with the secondary end that is connected of volume pin, second cavity, this is first years old, the corresponding setting of second cavity also cooperates formation one host cavity (containing cavity 110 that is equivalent to the foregoing description) to accommodate first, the

second volume pin

21,22 volume needle handle part, spring 113 can be located at respectively this first, the bottom of second cavity, also can a cavity bottom only located therein, if can make be contained in this first, in second cavity first, the

second volume pin

21,22 volume needle handle part can get final product against a spring 113 respectively.

Obviously, also a spring 113 can only be set, make the end face of its corresponding first volume pin 21 or the second volume pin 22, can reach equally to make wherein and one roll up the purpose of pin near another volume pin.

The utility model is not limited to the structure shown in the foregoing description, battery winding device of the present utility model can also have other version, for example: the inner surface of location hole and the outer surface of locating piece can also be other rotary body surface configurations, as taper type etc., all these in the utility model scope or the change that is being equal in the scope of the present utility model all be included in the utility model.

Claims

1, a kind of battery winding device, comprise: the volume needle stand, volume pin pair and thimble seat, volume pin pair is connected between volume needle stand and the thimble seat, comprise two first volume pin and second volume pins that are overlapping and are provided with, it is characterized in that, described first volume pin is established cross section with the second volume pin respectively at an end that is connected with the volume needle stand and is circular location hole, establish in the described location hole and can be contained in wherein and cross section is circular locating piece, described locating piece is established pin-and-hole in the position of departing from the center of circle, establish on the described volume needle stand and pass described pin-and-hole and with the described first volume pin and second steady pin that be fixed thereon of volume pin, to limit the width of described volume pin pair.

2, battery winding device as claimed in claim 1, it is characterized in that, described volume needle stand end has the containing cavity of accommodating described first, second volume needle end part, and described containing cavity bottom is established at least one spring and made described spring correspondence roll up a side of pin lap against a described first volume pin or described second a volume pin end end face along its length away from described first, second.

3, battery winding device as claimed in claim 2 is characterized in that, the accepting groove of accommodating spring is established in described containing cavity bottom, and the degree of depth of described accepting groove is less than the drift of described spring under no external force effect.

4, battery winding device as claimed in claim 1, it is characterized in that, described volume needle stand comprises two parts of overlapping setting, these two parts are respectively at establishing first, second cavity with the secondary end that is connected of volume pin, the corresponding setting of described first, second cavity also cooperates formation one host cavity to accommodate the end of described first, second volume pin, the bottom of described first cavity or second cavity is provided with at least one spring, and described spring correspondence is rolled up a side of pin lap against a described first volume pin or described second a volume pin end end face along its length away from described first, second.

5, battery winding device as claimed in claim 1 is characterized in that, described location hole and described locating piece are respectively size suitable circular hole and cylinder.