CN202721230U - Battery winding machine - Google Patents

Abstract

The utility model discloses a battery winding machine, which comprises a panel and a left pole sheet feeding mechanism and a right pole sheet feeding mechanism installed on the panel, wherein the left pole sheet feeding mechanism and the right pole sheet feeding mechanism move forward and backward relative to the panel as a whole, and the left pole sheet feeding mechanism and the right pole sheet feeding mechanism are respectively arranged on the upper right side and the upper left side of the panel. The battery winding machine of the utility model adopts a panel-type modular design, has a compact structure, high assembly efficiency, fast response speed, good correction effect, and strong versatility.

Description

Battery winding machine

technical field

The utility model relates to battery manufacturing equipment, in particular to a battery winding machine. the

Background technique

Existing battery winding technologies generally include manual winding, semi-automatic equipment, and fully automated equipment winding. Due to the high production efficiency and stable product quality of fully automated equipment, it is widely used in large-scale battery production. However, with the rapid development of battery technology, the quality requirements for batteries are getting higher and higher. Correspondingly, for battery winding machines requirements are also getting higher. However, the current battery winding machine has a complex structure, low assembly efficiency, and poor deviation correction effect, so it cannot meet people's increasing requirements for the winding machine. the

Utility model content

In view of the lack of the above-mentioned prior art, the utility model proposes a battery winding machine, which has a compact structure, high assembly efficiency and good deviation correction effect. the

In order to solve the above technical problems, the utility model provides a battery winding machine, the battery winding machine includes a panel and a left pole piece feeding mechanism and a right pole piece feeding mechanism installed on the panel, the The left pole piece feeding mechanism and the right pole piece feeding mechanism move back and forth relative to the panel as a whole, and the left pole piece feeding mechanism and the right pole piece feeding mechanism are respectively arranged on the upper right side of the panel and upper left. the

The battery winding machine, wherein, the battery winding machine further includes an upper diaphragm feeding mechanism that can move forward and backward relative to the panel and a lower diaphragm feeding mechanism that can move forward and backward relative to the panel, the The lower diaphragm feeding mechanism is located at the lower left or right side of the panel, and the upper diaphragm feeding mechanism is located at the upper middle of the panel. the

The battery winding machine, wherein, the upper diaphragm feeding mechanism and the lower diaphragm feeding mechanism respectively have a second diaphragm discharging support shaft that can move forward and backward relative to the panel and a second diaphragm discharging support shaft that can move forward and backward relative to the panel. The first diaphragm discharge support shaft. the

The battery winding machine, wherein, the left pole piece feeding mechanism and the right pole piece feeding mechanism are modular mechanisms and each include a pole piece fixing plate and a pole piece set on the pole piece fixing plate The feeding support shaft, the pole piece connecting part, the pole piece dust collection part, the pole piece tension detection part, the pole piece tension adjustment part and the pole piece length measuring part, the lower diaphragm feeding mechanism and the upper diaphragm feeding mechanism It is a modular mechanism and includes a diaphragm fixing plate, a diaphragm feeding support shaft on the diaphragm fixing plate, a diaphragm tension detection part, a diaphragm tension adjustment part, a static elimination part and a diaphragm belt connection part. the

In the above battery winding machine, wherein, the pole piece feeding mechanism includes two pole piece dust suction parts, which are respectively used to remove dust on the front and back surfaces of the first pole piece and the second pole piece. the

The battery winding machine, wherein, the diaphragm tension adjustment part and the pole piece tension adjustment part both include a first transition wheel, a second transition wheel, a sliding block and a linear guide rail, and the first transition wheel and the second transition wheel The two transition wheels are respectively arranged at the two ends of the sliding block, the sliding block is located on the linear guide rail and can slide on the linear guide rail, and the diaphragm tension adjustment part is arranged horizontally or vertically on the diaphragm fixing plate , the pole piece tension adjusting part is arranged vertically or horizontally on the pole piece fixing plate. the

The battery winding machine, wherein, the battery winding machine further includes a driving motor part and a correction motor part, and the driving motor part drives the pole piece discharge support shaft and the discharge support shaft to rotate, so The correcting motor part drives the pole piece fixing plate and the diaphragm fixing plate to move back and forth relative to the panel, so as to realize the overall deviation correcting movement. the

The battery winding machine, wherein, the battery winding machine also includes a pole piece feeding mechanism and a winding mechanism, the pole piece feeding mechanism includes a pole piece clip, and the pole piece clip can move towards the winding mechanism For reciprocating movement, the pole piece clamp can loosen or clamp the first pole piece or the second pole piece, when the pole piece clamp moves to the winding mechanism, the first pole piece or the second pole piece The second pole piece is sent to the winding mechanism for winding. the

The battery winding machine described above, wherein, the first pole piece and the second pole piece form a piece entry angle β under the pole piece feeding mechanism, and β is 60° to 80°, and the first pole piece and the second pole piece The sheets respectively form an angle α with the center line of the winding mechanism, and α is 30°-40°. the

The utility model has the following beneficial effects. The battery winding machine of the utility model adopts a panel-type modular design, that is, each mechanism of the battery winding machine (for example, the right pole piece feeding mechanism, the left pole piece feeding mechanism, the lower diaphragm Feeding mechanism or upper diaphragm feeding mechanism) are modularly designed and installed on the same panel to achieve the purpose of compact structure, fast assembly and disassembly, and fast response. In addition, each module can move back and forth relative to the panel. In order to achieve the effect of overall deviation correction, further, the right pole piece feeding mechanism, the left pole piece feeding mechanism, the lower diaphragm feeding mechanism, and the upper diaphragm feeding mechanism of the battery winding machine of the present utility model all include, for example, tension detection parts , Tension adjustment unit, deviation correction sensing unit and other functional units to further improve the quality of the battery wound by the battery winding machine. the

Description of drawings

Fig. 1a and Fig. 1b are respectively a schematic view of the rear structure and a schematic view of the front structure of the battery winding machine of the present invention. the

Fig. 2a and Fig. 2b are respectively the rear and front structural schematic diagrams of the lower diaphragm feeding mechanism of the battery winding machine of the present invention. the

Fig. 3a and Fig. 3b are respectively the rear structural schematic diagram and the front structural schematic diagram of the right pole piece feeding mechanism of the battery winding machine of the present invention. the

Detailed ways

In order to further illustrate the principle and structure of the utility model, the preferred embodiments of the utility model will be described in detail in conjunction with the accompanying drawings. the

Please refer to Fig. 1a and Fig. 1b, Fig. 1a is a schematic diagram of the rear structure of the battery winding machine of the present invention, and Fig. 1b is a schematic diagram of the front structure of the battery winding machine of the present invention. The battery winding machine 1 of the present utility model includes a panel 100 and a right pole piece feeding mechanism 11, a left pole piece feeding mechanism 13, a lower diaphragm feeding mechanism 10, an upper diaphragm The feeding mechanism 12 and the winding mechanism 16, the right pole piece feeding mechanism 11, the left pole piece feeding mechanism 13, the lower diaphragm feeding mechanism 10 and the upper diaphragm feeding mechanism 12 are connected with the panel 100 through the guide rod 17, and the right pole piece The sheet feeding mechanism 11 and the left electrode sheet feeding mechanism 13 are respectively arranged on the upper right side and the upper left side of the panel 100, the lower diaphragm feeding mechanism 10 is located at the lower left side of the panel 100, and the upper diaphragm feeding mechanism 12 is arranged on the panel 100 The upper middle part, the winding mechanism 16 is located below the upper diaphragm feeding mechanism 12. The right pole piece feeding mechanism 11, the left pole piece feeding mechanism 12, the lower diaphragm feeding mechanism 10, and the upper diaphragm feeding mechanism 12 can automatically unwind the diaphragm 20 or the first pole piece 30a, the second pole piece 30b is sent to the winding mechanism 16 to be wound into a battery cell. In addition, according to different winding process requirements, the right pole piece feeding mechanism 11, the left pole piece feeding mechanism 13, the lower diaphragm feeding mechanism 10 and the upper diaphragm feeding mechanism 12 can be arranged symmetrically with respect to the winding mechanism 16, which needs to be explained One point is that the lower diaphragm feeding mechanism 10 can also be located on the lower right side of the panel 100 . the

Corresponding to the driving parts of the right pole piece feeding mechanism 11, the left pole piece feeding mechanism 13, the lower diaphragm feeding mechanism 10, and the upper diaphragm feeding mechanism 12, such as drive motor parts 108, 117 and deviation correction motor parts 109, 118 are set On the other side of the vertical plane where the panel 100 is different from the winding mechanism 16, the deviation correction motor parts 109, 118 can drive the right pole piece feeding mechanism 11, the left pole piece feeding mechanism 13, the lower diaphragm feeding mechanism 10, the upper pole piece feeding mechanism The diaphragm feeding mechanism 12 moves back and forth relative to the panel 100 to achieve overall deviation correction. It should be noted that there are many ways of moving the right pole piece feeding mechanism 11, the left pole piece feeding mechanism 13, the lower diaphragm feeding mechanism 10, and the upper diaphragm feeding mechanism 12 relative to the panel 100, some of which are listed below. way.

In the first type, the right pole piece feeding mechanism 11 and the left pole piece feeding mechanism 13 move back and forth relative to the panel 100 as a whole, and the lower diaphragm feeding mechanism 10 and the upper diaphragm feeding mechanism 12 do not move.

In the second type, the right pole piece feeding mechanism 11, the left pole piece feeding mechanism 13, the lower diaphragm feeding mechanism 10, and the upper diaphragm feeding mechanism 12 move forward and backward relative to the panel 100 as a whole.

In the third type, the right pole piece feeding mechanism 11 and the left pole piece feeding mechanism 13 do not move, and the lower diaphragm feeding mechanism 10 and the upper diaphragm feeding mechanism 12 move forward and backward relative to the panel 100 as a whole.

Fourth, the right pole piece feeding mechanism 11 and the left pole piece feeding mechanism 13 do not move, only the lower diaphragm feeding support shaft of the lower diaphragm feeding mechanism 10 and the upper diaphragm feeding support shaft of the upper diaphragm feeding mechanism 12 Move back and forth relative to the panel 100.

Fifth, the discharge support shafts of the right pole piece feeding mechanism 11 , the left pole piece feeding mechanism 13 , the lower diaphragm feeding mechanism 10 and the upper diaphragm feeding mechanism 12 move back and forth relative to the panel 100 .

The above only enumerates 5 kinds of movement methods of the utility model to realize deviation correction, but it is not limited thereto. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the utility model. within the scope of protection. the

Therefore, when the diaphragm 20 or the first pole piece 30a and the second pole piece 30b deviated, the right pole piece feeding mechanism 11, the left pole piece feeding mechanism 13, the lower diaphragm feeding mechanism 10, and the upper diaphragm feeding mechanism 12 Under the driving of the correcting motors 109, 118, the displacement is compensated, so that the diaphragm 20, the first pole piece 30a, and the second pole piece 30b are aligned with each other, so as to ensure the alignment of the winding mechanism 16 and the battery cells. quality. the

Please refer to Figure 2a and Figure 2b, Figure 2a is a schematic diagram of the rear structure of the lower diaphragm feeding mechanism of the battery winding machine of the present invention, and Figure 2b is a front view of the lower diaphragm feeding mechanism of the battery winding machine of the present invention Schematic. The lower diaphragm feeding mechanism 10 includes a lower diaphragm feeding support shaft 101 , a diaphragm tension detection unit 102 , a diaphragm tension adjustment unit 103 , a static elimination unit 104 , a diaphragm belt connecting unit 105 and a diaphragm deviation correction sensing unit 107 . The lower diaphragm feeding support shaft 101, the diaphragm tension detection part 102, the diaphragm tension adjustment part 103, the static elimination part 104 and the diaphragm belt part 105 are fixed on a vertical plane of the diaphragm fixing plate 1011, and the diaphragm fixing plate 1011 passes through the guide rod 17 is fixed on the panel 100, and is fixed on the lower left corner area of the vertical plane of the panel 100, so that the lower diaphragm feeding mechanism 10 forms an independent module on the panel 100 and is independent of the positive and left electrode sheet feeding mechanisms 11, 13 . the

On the other side of the diaphragm fixing plate 1011 that is different from the fixed lower diaphragm feeding mechanism 10, a driving motor part 108 and a deviation correcting motor part 109 are provided. The driving motor part 108 drives the diaphragm feeding mechanism 10 to rotate to perform the unwinding operation, and the deviation correcting motor part 109 drives the diaphragm fixing plate 1011 to move back and forth to perform the overall deviation correction operation, or the deviation correction motor part 109 drives the lower diaphragm feeding support shaft 101 to move back and forth. the

Driven by the drive motor part 108, the diaphragm 20 is pulled out from the lower diaphragm discharge support shaft 101 and passed through the passing wheel 106 to the diaphragm tension detection part 102 located on the side of the discharge support shaft. When the diaphragm tension detection part 102 detects that the tension variation range of the diaphragm 20 exceeds the specified range, the diaphragm tension adjustment part 103 arranged below the diaphragm tension detection part 102 adjusts to keep the diaphragm tension stable. Wherein, the diaphragm tension adjustment part 103 is arranged horizontally, and the tension balance control is realized through the horizontal operation of the motor. The transition wheel 1032 and the second transition wheel 1033 are mounted on the upper and lower ends of the sliding block 1031 , and the sliding block 1031 is located on the linear guide rail 1034 and can slide on the linear guide rail 1034 . When the diaphragm tension detection unit 102 detects that the tension variation range of the diaphragm 20 exceeds a specified range, the sliding block 1031 is driven to move on the linear guide rail 1034 to realize the adjustment of the diaphragm tension and maintain the consistency of the diaphragm tension. It should be noted that the diaphragm tension adjusting part 103 can also be vertically arranged on the diaphragm fixing plate 1011 through the linear guide rail 1034, and the tension balance control can be realized through the air cylinder. the

Next, the antistatic unit 104 adopts the front and back antistatic devices to perform electrostatic treatment on the separator 20 to remove the static electricity on the separator 20, so as to eliminate the adverse effect of the static electricity on the separator 20 on the battery. the

After the diaphragm 20 has been processed by the above-mentioned functional components, it needs to be transported to the winding mechanism 16 to be wound into a battery cell. The dipole pieces 30b cannot be wound in a certain order, and a diaphragm correction sensor 107 is provided between the winding mechanism 16 and the lower diaphragm feeding mechanism 10 . Diaphragm deflection correction sensing part 107 has a detection system and a measurement system. When the detection system of diaphragm deflection correction sensing part 107 detects that the diaphragm 20 has deviated, its measurement system measures the displacement of diaphragm 20 and triggers the corresponding deflection correction motor part 109, the deflection correction motor part 109 drives the diaphragm fixing plate 1011 to move back and forth relative to the panel 100, thereby correcting the deflected diaphragm 20 to the set position and realizing the overall deflection correction of the diaphragm 20. the

Further, the lower diaphragm feeding mechanism 10 also includes a diaphragm connecting portion 105 , and when a new diaphragm coil needs to be replaced, the diaphragm connecting portion 105 joins the new diaphragm coil with the old diaphragm coil. the

Similarly, the upper diaphragm feeding mechanism 12 also includes an upper diaphragm feeding support shaft, a diaphragm tension detection part, a diaphragm tension adjustment part, a static elimination part, a diaphragm belt connection part and a diaphragm deviation correction sensing part. Its structural features are the same as those of the lower diaphragm feeding mechanism 10 and will not be repeated here. the

Please refer to Figure 3a and Figure 3b, Figure 3a is a schematic diagram of the rear structure of the right pole piece feeding mechanism of the battery winding machine of the present invention, and Figure 3b is a right pole piece feeding mechanism of the battery winding machine of the present invention Schematic diagram of the front structure. Please also refer to Figure 1a and Figure 1b at the same time, the right pole piece feeding mechanism 11 of the battery winding machine 1 of the present invention includes a pole piece discharge support shaft 110, a pole piece connecting portion 111, a pole piece dust suction part 112, The pole piece tension detecting part 114 , the pole piece tension adjusting part 115 , the pole piece length measuring part 116 and the pole piece deflection correction sensing part 119 . The pole piece feeding support shaft 110, the pole piece connecting part 111, the pole piece dust suction part 112, the pole piece tension detection part 114, the pole piece tension adjustment part 115 and the pole piece length measuring part 116 are fixed on the pole piece fixing plate On the vertical plane of 1110, the pole piece fixing plate 1110 is fixed on the panel 100 through the guide rod 17, and is fixed on the upper right corner area of the vertical plane of the panel 100, so that the right pole piece feeding mechanism 11 forms on the panel 100 The independent module is independent from the lower diaphragm feeding mechanism 10 , the upper diaphragm feeding mechanism 12 and the left pole piece feeding mechanism 13 . Wherein, the pole piece tension adjusting part 114 is vertically arranged on the pole piece fixing plate 1110 . the

The right pole piece feeding mechanism 11 also includes a drive motor part 117 and a correction motor part 118, which are located on the other side of the pole piece fixing plate 1110 different from the pole piece discharge support shaft 110, and the drive motor part 117 drives the pole piece discharge support The shaft 110 rotates to perform the unwinding operation, and the deviation correction motor part 118 drives the pole piece fixing plate 1110 to move back and forth, so as to realize overall deviation correction. the

The pole piece discharge support shaft 110 is a cylindrical roller on which multiple layers of first pole pieces 30a can be placed, and the first pole pieces 30a are wound around the pole piece discharge support shaft 110 in a ring shape. the

The pole piece connecting portion 111 works vertically and includes two pressing handles 1111 and two pressing blocks 1113 opposite to the pressing handles. The pressing blocks 1113 are arranged below the pressing handles 1111 . When it is necessary to replace the new pole piece coil material, move the two pressing handles 1111 to make the briquetting block 1113 press the first pole piece 30a, then cut off the first pole piece 30a, and then turn one of the pressing handles 1111 to make the Its opposite briquetting block 1113 is unclamped, then replaces new pole piece coil material, then stirs this briquetting handle 1111, and briquetting block 1113 pushes down the newly replaced pole piece coil material, and finally, new pole piece coil material is combined with old pole piece coil material again. The pole piece coils are joined together to complete the joining of the old and new pole piece coils. the

The right pole piece feeding mechanism 11 comprises two pole piece dust suction parts 112, each pole piece dust suction part 112 all has a hairbrush, main roller, auxiliary roller and a main and auxiliary dust collecting groove, main roller, The auxiliary roller and a main and auxiliary dust collecting groove form a closed space. The brush is used to brush off the dust on the first pole piece 30a, and the main and auxiliary dust collection tanks are used to hold the brushed dust. Under the external drive, the dust falling into the main and auxiliary dust collection tanks is sucked away by the dust suction part 113 . The utility model provides two pole piece dust suction parts 112 to remove dust from the front and back of the first pole piece 30a, so as to improve the dust removal effect of the first pole piece 30a. the

The pole piece tension detection unit 114 is used to detect whether the pole piece tension variation range of the first pole piece 30a exceeds a specified range during the conveying process. the

The pole piece tension adjusting part 115 can be vertically or horizontally arranged on the pole piece fixing plate 1110, and realizes tension balance control through a cylinder or a motor. In this embodiment, the pole piece tension adjusting part 115 is vertically arranged on the pole piece fixing plate 1110, and realizes tension balance control by two cylinders working up and down. the

The pole piece tension adjustment part 115 includes a sliding block 1151, a first transition wheel 1153, a second transition wheel 1152 and a linear guide rail 1154, the first transition wheel 1153 and the second transition wheel 1152 are installed on the upper and lower ends of the sliding block 1151, the The sliding block 1151 is located above the linear guide rail 1154 and can slide on the linear guide rail 1154. When the pole piece tension detection part 114 detects that the tension variation range of the pole piece 30 exceeds the specified range, the sliding block 1151 is driven to move on the linear guide rail 1154, In order to realize the adjustment of the tension of the pole piece, and then carry out precise control on the tension of the pole piece, and improve the consistency of the tension of the pole piece. the

The pole piece length measuring part 116 is used to measure the length of the first pole piece 30a passing through the pole piece length measuring part 116, and the pole piece length measuring part 116 is modularly installed on the pole piece fixing plate 1110, which includes a length measuring roller and a An encoder connected to the length measuring roller is used to control the unwinding length of the first pole piece 30a through the recorded data. the

After the first pole piece 30a is processed by the above-mentioned functional components, it will be transported to the winding mechanism 16 to be wound into a battery cell. Before winding, in order to prevent the first pole piece 30a from being displaced, the first pole piece 30a The diaphragm 20 and the second pole piece 30b cannot be wound in a certain order. A pole piece deviation-correcting sensing part 119 is provided between the winding mechanism 16 and the right pole-piece feeding mechanism 11. The pole-piece deviation-correcting sensing part 119 has a detection system And the measurement system, when the detection system of the pole piece deviation correction sensing part 119 detects that the first pole piece 30a is shifted, its measurement system measures the displacement of the first pole piece 30a, and triggers the corresponding deviation correction motor part 118 Action, the deviation correction motor part 118 drives the pole piece fixing plate 1110 to move back and forth relative to the base body 100, thereby correcting the offset pole piece to the set position, and realizing the overall deviation correction of the first pole piece 30a. the

The structural features of the left pole piece feeding mechanism 13 and the right pole piece feeding mechanism 11 are the same, and will not be repeated here. the

Please refer to Fig. 1 a and Fig. 1 b, winding mechanism 16 comprises 3 winding parts 161, and winding part 161 is provided with winding needle 162, and winding needle 162 receives and comes to lower diaphragm feeding mechanism 10, upper diaphragm feeding mechanism The diaphragm 20 of 12 and the first pole piece 30a and the second pole piece 30b from the right pole piece feeding mechanism 11 and the left pole piece feeding mechanism 13, and the diaphragm 20 and the first pole piece 30a and the second pole piece 30b is wound into a battery cell. The three winding parts 161 can work alternately. When the winding needle 162 on one of the winding parts 161 is finished winding, the winding mechanism 16 is rotated, and the other winding part 162 is rotated to an appropriate position and the winding operation is started. In this way, the purpose of improving production efficiency is achieved. In this embodiment, the winding mechanism 16 is provided with three sets of winding needles 162, but it is not limited thereto, and the winding mechanism 16 may also include two sets of winding needles. the

A pole piece feeding mechanism 15 is respectively arranged between the winding mechanism 16, the right pole piece feeding mechanism 11, and the left pole piece feeding mechanism 13. The pole piece feeding mechanism 15 includes a pole piece clip 151, and the pole piece clip 151 can be Move back and forth toward the winding mechanism 16, and loosen or clamp the first pole piece 30a or the second pole piece 30b passing through it under the drive of the cylinder or oil cylinder. When the pole piece clamp 151 moves to the winding mechanism 16, the first pole piece 30a or the second pole piece 30b is sent to the winding mechanism for winding. Wherein, the first pole piece 30a can be a positive pole piece or a negative pole piece, and the second pole piece 30b can be a negative pole piece or a positive pole piece. the

When the coiling needle 162 is wound, the first pole piece 30a and the second pole piece 30b form a piece entry angle β under the pole piece feeding mechanism 15. When β is 60°-80°, the winding effect is the best. The first pole piece 30 a and the second pole piece 30 b respectively form an angle α with the center line of the winding mechanism 16 , and when α is 30°-40°, the winding effect is the best. the

To sum up, the battery winding machine of the utility model adopts a panel-type modular design, that is, each mechanism of the battery winding machine (for example, the right pole piece feeding mechanism, the left pole piece feeding mechanism, the lower diaphragm feeding mechanism or the upper Diaphragm feeding mechanism) after the modular design, they are installed on the same panel to achieve the purpose of compact structure, fast assembly and disassembly speed, and fast response speed. In addition, each module can move back and forth relative to the panel to achieve overall deviation correction Effect, further, the right pole sheet feeding mechanism, the left pole piece feeding mechanism, the lower diaphragm feeding mechanism, and the upper diaphragm feeding mechanism of the battery winding machine of the present invention all include, for example, a tension detection unit, a tension adjustment unit, Multiple functional parts such as deviation correction sensing part to further improve the quality of the battery wound by the battery winding machine. the

The above description is only a preferred feasible embodiment of the utility model, and does not limit the scope of protection of the utility model, so all equivalent structural changes made by using the utility model specification and accompanying drawings are included in the utility model. within the scope of protection. the

Claims (1)

1. battery winder, it is characterized in that, described battery winder comprises a panel and is installed in the left pole piece feeding machanism on the described panel, right pole piece feeding machanism, described left pole piece feeding machanism and described right pole piece feeding machanism move forward and backward with respect to described panel integral body, and described left pole piece feeding machanism and described right pole piece feeding machanism are separately positioned on upper right side and the upper left side of described panel.

2. battery winder as claimed in claim 1, it is characterized in that, described battery winder also comprises the upper barrier film feeding machanism that can move forward and backward with respect to described panel and the lower diaphragm plate feeding machanism that can move forward and backward with respect to described panel, described lower diaphragm plate feeding machanism is positioned at lower-left side or the lower right side of described panel, and described upper barrier film feeding machanism is positioned at the upper middle part of described panel.

3. battery winder as claimed in claim 2, it is characterized in that, described upper barrier film feed mechanism and described lower diaphragm plate feed mechanism have respectively the second barrier film blowing back shaft that can move forward and backward with respect to described panel and the first barrier film blowing back shaft that can move forward and backward with respect to described panel.

4. battery winder as claimed in claim 3, it is characterized in that, described left pole piece feeding machanism and described right pole piece feeding machanism are modular mechanism and include a pole piece fixed head and be arranged on pole piece blowing back shaft on the pole piece fixed head, pole piece tape splicing section, the pole piece dust collecting port, pole piece tension force test section, pole piece tension adjustment section and pole piece are surveyed length section, and described lower diaphragm plate feeding machanism and described upper barrier film feeding machanism are modular mechanism and include a barrier film fixed head and barrier film blowing back shaft on the barrier film fixed head is set, the membrane tension test section, the membrane tension adjusting portion, destatic section and barrier film tape splicing section.

5. battery winder as claimed in claim 4 is characterized in that, described pole piece feeding machanism comprises two pole piece dust collecting ports, is respectively applied to remove the dust on the positive and negative of described the first pole piece and the second pole piece.

6. battery winder as claimed in claim 4, it is characterized in that, described membrane tension adjusting portion and described pole piece tension adjustment section include First Transition wheel, the second transition wheel, sliding shoe and line slideway, described First Transition wheel and the second transition wheel are arranged at respectively the two ends of described sliding shoe, described sliding shoe is positioned on this line slideway and can slides at described line slideway, described membrane tension adjusting portion level or be vertically set on the described barrier film fixed head horizontal or vertical being arranged on the described pole piece fixed head of described pole piece tension adjustment section.

7. battery winder as claimed in claim 4, it is characterized in that, described battery winder also comprises CD-ROM drive motor section and corrects motor part, described CD-ROM drive motor section drives described pole piece blowing back shaft and the rotation of described blowing back shaft, described correction motor part drives described pole piece fixed head and described barrier film fixed head moves forward and backward with respect to described panel, to realize that integral error correcting and position moves.

8. battery winder as claimed in claim 1, it is characterized in that, described battery winder also comprises pole piece feeding mechanism and winding mechanism, described pole piece feeding mechanism comprises the pole piece clip, described pole piece clip can be made back and forth movement towards described winding mechanism, described pole piece clip can unclamp or clamp described the first pole piece or described the second pole piece, when described pole piece clip moves to described winding mechanism, the first pole piece or the second pole piece is delivered on the winding mechanism reel.

9. battery winder as claimed in claim 8, it is characterized in that, the first pole piece and the second pole piece form one and enter the sheet angle beta under described pole piece feeding mechanism, β is 60 °～80 °, the first pole piece and the second pole piece form an angle [alpha] with the center line of described winding mechanism respectively, and α is 30 °～40 °.

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