CN210092212U

CN210092212U - Tab deviation correcting device

Info

Publication number: CN210092212U
Application number: CN201921500882.2U
Authority: CN
Inventors: 肖裕平; 郑勇; 蒋志科; 谢继春; 徐延铭
Original assignee: Zhuhai Cosmx Battery Co Ltd
Current assignee: Zhuhai Cosmx Battery Co Ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-02-18
Anticipated expiration: 2029-09-10

Abstract

A tab deviation rectifying device belongs to the technical field of lithium ion battery packaging. The device comprises a lifting platform mechanism, a horizontal driving mechanism and a deviation rectifying mechanism; the horizontal driving mechanism is fixed on the lifting platform mechanism, the deviation correcting mechanism is arranged at the front end of the horizontal driving mechanism, the lifting platform mechanism is used for controlling the horizontal driving mechanism to move up and down, and the horizontal driving mechanism is used for controlling the deviation correcting mechanism to move back and forth; the utility model has the advantages that: the utility model discloses roll up the core and go into the shell after, the apron closed station before the top seals increases independent mechanism of rectifying, rolls up the core and goes into the shell after, and the carousel rotates apron closed station, rectifies by the mechanism of rectifying earlier to utmost point ear, and the back shroud of rectifying is closed tight again, will roll up the core and compress tightly to fix in the membrane shell the inside, turns to the top seal station at last, carries out the top to electric core and seals. The problem of the current cover plate that the correction is invalid after closing is avoided, the production yield is improved, the production cost is reduced, and the problem of the correction is invalid can be effectively solved.

Description

Tab deviation correcting device

Technical Field

The utility model belongs to the technical field of lithium ion battery encapsulation, concretely relates to utmost point ear deviation correcting device.

Background

With the rapid popularization of 3C digital products and electric automobiles, the consumption demand of soft package lithium ion batteries is increasing day by day, but the production and manufacturing processes of soft package batteries are complex, and the trend of improving the production yield and reducing the production cost is great; at the side seal in-process of top, the utmost point ear margin of rolling up the core receives to roll up a core supplied materials influence undulant great, and the utmost point ear margin is bad appears easily in the core of rolling up after the encapsulation, and utmost point ear margin can influence customer welding electricity core protection board by bad, and welding quality goes wrong, causes to scrap influence production yield, and the urgent need is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the pole lug margin is bad after the lithium ion battery is packaged, and can lead to scrapping, a pole lug deviation correcting device is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a tab deviation correcting device comprises a lifting platform mechanism, a horizontal driving mechanism and a deviation correcting mechanism;

the horizontal driving mechanism is fixed on the lifting platform mechanism, the deviation correcting mechanism is arranged at the front end of the horizontal driving mechanism, the lifting platform mechanism is used for controlling the horizontal driving mechanism to move up and down, and the horizontal driving mechanism is used for controlling the deviation correcting mechanism to move back and forth;

the correction mechanism comprises a correction cylinder, a correction clamp plate I and a correction clamp plate II, the correction clamp plate I comprises a base I, a correction block I and a correction block II, the correction block I and the correction block II are arranged on the base I, the correction clamp plate II comprises a base II, a correction block III and a correction block IV, the correction block III and the correction block IV are arranged on the base II, the base I and the base II are arranged in parallel, the bottom of the correction block I is provided with an extension section along the length direction of the base I, one end of the correction block III is provided with a convex plate I, the convex plate I is lapped on the extension section of the correction block I, and a correction groove I for placing a lug is arranged between the convex plate I and; the bottom of the second deviation rectifying block is provided with an L-shaped extending section along the length direction of the first base, the L-shaped extending section is adjacent to the first convex plate, one side of the fourth deviation rectifying block is provided with a second convex plate extending towards the first base, the second convex plate is lapped on the L-shaped extending section, and a second deviation rectifying groove used for placing a lug is formed between the second convex plate and the L-shaped extending section; the deviation rectifying cylinder is connected with the first base and the second base in a horizontal transmission mode, and the cylinder body of the deviation rectifying cylinder is fixedly connected with a connecting plate of the horizontal driving mechanism.

The utility model discloses beneficial effect for prior art does: the utility model discloses roll up the core and go into the shell after, the apron closed station before the top seals increases independent utmost point ear deviation correcting device, rolls up the core and goes into the shell after, and the carousel turns to apron closed station, rectifies a deviation to utmost point ear by the mechanism of rectifying earlier, and the back shroud of rectifying is closed tight again, will roll up the core and compress tightly to fix in the membrane shell the inside, turns to the top seal station at last, carries out the top to electric core and seals. The problem of the current cover plate that the correction is invalid after closing is avoided, the production yield is improved, the production cost is reduced, and the problem of the correction is invalid can be effectively solved.

Drawings

FIG. 1 is a schematic diagram showing the relative positions of a tab deviation correcting device and a packaging machine turntable clamp;

fig. 2 is an overall schematic view of the tab deviation rectifying device of the present invention;

FIG. 3 is a schematic view of a lift platform mechanism;

FIG. 4 is a schematic view of a horizontal drive mechanism;

FIG. 5 is a schematic view of a deviation rectification mechanism;

FIG. 6 is a schematic view of a deviation clamp;

fig. 7 is a schematic diagram before deviation correction of the tab;

fig. 8 is a schematic diagram of the tab after deviation rectification.

Detailed Description

The technical solution of the present invention is further described below with reference to the accompanying drawings, but not limited thereto, and all the technical solutions of the present invention are modified or replaced with other solutions without departing from the scope of the technical solution of the present invention, and all the technical solutions of the present invention should be covered in the protection scope of the present invention.

In the utility model, the lifting platform mechanism is in charge of the up-and-down movement of the deviation correcting mechanism, the lifting platform mechanism descends when the turntable rotates, the turntable of the packaging machine is prevented from being hit, the lifting platform mechanism rises when the turntable stops moving, and the deviation correcting mechanism and the battery cell are pushed to be in the same horizontal plane; the horizontal driving mechanism is responsible for pushing the deviation correcting mechanism to move on a horizontal plane, the deviation correcting mechanism is fixed on the sliding guide rail through a connecting plate, and the deviation correcting mechanism can do horizontal movement on the sliding guide rail by being pushed by the driving cylinder II, so that the effect of adjusting the distance between the deviation correcting mechanism and the battery cell is achieved; the deviation rectifying mechanism is responsible for rectifying the position of the pole lug, and the deviation rectifying cylinder drives the two independent deviation rectifying clamping plates to be tightly closed and loosened, so that the deviation rectifying function is realized.

The current automatic packaging machine station sequence is as follows: the membrane shell enters the rotary disc clamp → the membrane shell is cut → the roll core enters the membrane shell → the cover plate is folded → the top seal → the side seal, the deviation rectifying mechanism is arranged right below the folding station of the cover plate, as shown in figure 1: after a winding core is put into a film shell, the rotary table rotates to the cover plate folding station, before the cover plate is folded, the deviation correcting mechanism rises to start to intervene to correct the deviation of the distance between the lugs of the winding core, after the deviation correcting, the cover plate is folded, the deviation correcting mechanism descends, the rotary table is turned to the top sealing station to carry out top sealing, the phenomenon that the edge distance of the lugs is poor after packaging is avoided, and the production yield is improved. The deviation rectifying mechanism is formed by combining two independent deviation rectifying splints as shown in figure 6, and can be closed and opened by being pushed by a deviation rectifying cylinder. As shown in fig. 7 and 8, before deviation correction, a larger deviation correction groove one 24 and a larger deviation correction groove two 27 are arranged, and the tab falls into the deviation correction groove one 24 and the deviation correction groove two 27 (shown in fig. 7); when the deviation is corrected, the deviation correcting cylinder pushes the deviation correcting clamping plate to move (shown in fig. 8), so that the first deviation correcting groove 24 and the second deviation correcting groove 27 have the same width as the lug to clamp the lug, and the lug is corrected to a fixed position, thereby realizing the deviation correcting function.

The first embodiment is as follows: the embodiment describes a tab deviation correcting device, as shown in fig. 1 and 2, the device comprises a lifting platform mechanism, a horizontal driving mechanism and a deviation correcting mechanism;

the rectification mechanism comprises a rectification cylinder 16, a rectification clamp plate I and a rectification clamp plate II, the rectification clamp plate I comprises a base I17, a rectification block I18 and a rectification block II 19 which are arranged on the base I17, the rectification clamp plate II comprises a base II 20, a rectification block III 21 and a rectification block IV 22 which are arranged on the base II 20, the base I17 and the base II 20 are arranged in parallel, the bottom of the rectification block I18 is provided with an extension section along the length direction of the base I17, one end of the rectification block III 21 is provided with a convex plate I23, the convex plate I23 is lapped on the extension section of the rectification block I18, and a rectification groove I24 for placing a lug is arranged between the convex plate I23 and the rectification block I18 (the lug is rectified); an L-shaped extension section 26 is arranged at the bottom of the second deviation rectifying block 19 along the length direction of the first base 17, the L-shaped extension section 26 is arranged adjacent to the first convex plate 23, a second convex plate 25 extending towards the direction of the first base 17 is arranged on one side of the fourth deviation rectifying block 22, the second convex plate 25 is lapped on the L-shaped extension section 26, and a second deviation rectifying groove 27 for placing a pole lug (for rectifying deviation of the pole lug) is arranged between the second convex plate 25 and the L-shaped extension section 26; the deviation rectifying cylinder 16 is horizontally connected with the first base 17 and the second base 20 in a transmission manner, and the cylinder body of the deviation rectifying cylinder 16 is fixedly connected with the connecting plate 14 (through screws) of the horizontal driving mechanism. The direction of movement of the piston rod of the deviation correcting cylinder 16 is shown by the arrow in fig. 5.

The second embodiment is as follows: in a tab deviation correcting device according to a first specific embodiment, as shown in fig. 3, the lifting platform mechanism includes a first supporting plate 1, a second supporting plate 2, a third supporting plate 3, a first driving cylinder 6, four sliding rods 5, four metal rods 4, and four sliding sleeves 29;

the first supporting plate 1, the second supporting plate 2 and the third supporting plate 3 are sequentially horizontally arranged from bottom to top, the first supporting plate 1 and the second supporting plate 2 are fixedly connected through four metal rods 4, four sliding sleeves 29 are fixed at four corners of the lower end face of the second supporting plate 2, four sliding rods 5 are fixed at four corners of the lower end face of the third supporting plate 3, and the lower ends of the four sliding rods 5 correspondingly penetrate through four through holes formed in the second supporting plate 2 and are connected with the four sliding sleeves 29 in a vertical sliding mode; the first driving cylinder 6 is fixed on the lower end face of the second supporting plate 2, the upper end of a piston rod of the first driving cylinder 6 penetrates through a through hole 8 formed in the second supporting plate 2 and is fixedly connected with the lower end face of the third supporting plate 3, a through hole 7 is formed in the second supporting plate 2 (when the third supporting plate 3 descends, a second driving cylinder 10 of the horizontal driving mechanism can pass through the through hole), and a first groove 9 is formed in the front side face of the third supporting plate 3 (for providing space for the forward and backward movement of the deviation correcting mechanism); the horizontal driving mechanism is fixed on the upper end surface of the third supporting plate 3.

The third supporting plate 3 can be controlled to move up and down by driving the driving cylinder I6; the lifting platform mechanism is responsible for the movement of the deviation rectifying mechanism in the vertical direction, and when the turntable (external component) rotates, the lifting platform mechanism moves downwards to return to the original point, so that the turntable can be prevented from colliding with the deviation rectifying mechanism.

The third concrete implementation mode: in a second embodiment of the present invention, the first support plate 1 is provided with two strip-shaped screw sinking grooves 10 for fixing the lifting platform mechanism on the packaging machine through screws.

The fourth concrete implementation mode: in the second embodiment of the present invention, as shown in fig. 4, the horizontal driving mechanism includes a driving cylinder two 11, two sliding guide rails 12, a sliding plate 13 (a sliding block is disposed at the lower end of the sliding plate 12 and is matched with the two sliding guide rails), and a connecting plate 14,

the two sliding guide rails 12 are fixedly arranged on the left side and the right side of the first groove 9 on the third support plate 3, the second driving cylinder 11 is fixed on the lower end face of the third support plate 3, a piston rod of the second driving cylinder 11 is fixedly connected with the connecting plate 14, the upper part of the connecting plate 14 is fixedly connected with the sliding plate 13, the sliding plate 13 is slidably connected with the two sliding guide rails 12, and the piston rod of the second driving cylinder 11 can push the sliding plate 13 and the connecting plate 14 to move back and forth along the sliding guide rails 12; the sliding plate 13 and the connecting plate 14 are vertically connected and fixed by screws, and the sliding guide rail 12 is fixed on the upper end surface of the third supporting plate 3 by screws.

The fifth concrete implementation mode: fourth embodiment a utmost point ear deviation correcting device, its characterized in that: the connecting plate 14 is a T-shaped plate, and the width of a vertical plate of the T-shaped plate is matched with the width of the first groove 9 of the third supporting plate 3.

The sixth specific implementation mode: fourth embodiment a utmost point ear deviation correcting device, its characterized in that: a buffer 15 is fixed on the rear side of the upper end surface of the third supporting plate 3, the moving distance of the second driving cylinder 11 can be controlled, and the sliding plate 13 can stop when contacting the buffer 15. The damper 15 is an electrical switch to define the limit of movement of the mechanical device. The utility model discloses a be the buffer of contact, on mechanical equipment's the moving part, travel switch was installed to the dog of installation extreme position on rather than relative motion's the fixed point, perhaps is opposite mounted position. When the mechanical contact of the travel switch hits the stop, the control circuit is switched off (or changed), and the machine stops or changes operation. Due to the inertial movement of the machine, such a travel switch has a certain "overtravel" to protect the switch from damage. The utility model discloses a buffer 15 model is ACA-0806-1 SLDASM, and when sliding plate 13 touched the probe of buffer, the buffer can the signals, made the circuit disconnection of control drive actuating cylinder two 11.

The seventh embodiment: in the first embodiment of the present invention, the lower ends of the first base 17 and the second base 20 are both provided with a supporting leg 28, and the supporting leg 28 is connected to the piston rod of the deviation rectifying cylinder 16.

The specific implementation mode is eight: in the tab deviation correcting device according to the first embodiment of the present invention, the first deviation correcting block 18, the second deviation correcting block 19 and the fourth deviation correcting block 22 are respectively provided with a long strip screw sinking groove penetrating through the thickness direction, and the first deviation correcting block 18 and the second deviation correcting block 19 are fixedly connected to the first base 17 through screws penetrating into the respective long strip screw sinking grooves; the fourth correcting block 22 is fixedly connected with the second base 20 through screws penetrating into the elongated screw sinking grooves; the third correcting block 21 is provided with a long strip-shaped screw groove running through the thickness direction, and the third correcting block 21 is fixedly connected with the second base 20 through screws penetrating into the long strip-shaped screw groove.

Claims

1. The utility model provides a utmost point ear deviation correcting device which characterized in that: the device comprises a lifting platform mechanism, a horizontal driving mechanism and a deviation rectifying mechanism;

the rectification mechanism comprises a rectification cylinder (16), a rectification clamp plate I and a rectification clamp plate II, the rectification clamp plate I comprises a base I (17), a rectification block I (18) and a rectification block II (19) which are arranged on the base I (17), the rectification clamp plate II comprises a base II (20), a rectification block III (21) and a rectification block IV (22) which are arranged on the base II (20), the base I (17) and the base II (20) are arranged in parallel, the bottom of the rectification block I (18) is provided with an extension section along the length direction of the base I (17), one end of the rectification block III (21) is provided with a convex plate I (23), the convex plate I (23) is lapped on the extension section of the rectification block I (18), and a rectification groove I (24) for placing a lug is arranged between the convex plate I (23) and the rectification block I (18); an L-shaped extension section (26) is arranged at the bottom of the second deviation rectifying block (19) along the length direction of the first base (17), the L-shaped extension section (26) is arranged adjacent to the first convex plate (23), a second convex plate (25) extending towards the first base (17) is arranged on one side of the fourth deviation rectifying block (22), the second convex plate (25) is lapped on the L-shaped extension section (26), and a second deviation rectifying groove (27) for placing a tab is formed between the second convex plate (25) and the L-shaped extension section (26); the deviation rectifying cylinder (16) is horizontally connected with the first base (17) and the second base (20) in a transmission manner, and the cylinder body of the deviation rectifying cylinder (16) is fixedly connected with the connecting plate (14) of the horizontal driving mechanism.

2. The tab correcting device according to claim 1, wherein: the lifting platform mechanism comprises a first supporting plate (1), a second supporting plate (2), a third supporting plate (3), a first driving cylinder (6), four sliding rods (5), four metal rods (4) and four sliding sleeves (29);

the first supporting plate (1), the second supporting plate (2) and the third supporting plate (3) are sequentially horizontally arranged from bottom to top, the first supporting plate (1) and the second supporting plate (2) are fixedly connected through four metal rods (4), four sliding sleeves (29) are fixed at four corners of the lower end face of the second supporting plate (2), four sliding rods (5) are fixed at four corners of the lower end face of the third supporting plate (3), and the lower ends of the four sliding rods (5) correspondingly penetrate through four through holes formed in the second supporting plate (2) and are connected with the four sliding sleeves (29) in a vertical sliding mode; the first driving cylinder (6) is fixed on the lower end face of the second supporting plate (2), the upper end of a piston rod of the first driving cylinder (6) penetrates through a through hole (8) formed in the second supporting plate (2) and is fixedly connected with the lower end face of the third supporting plate (3), a through hole (7) is formed in the second supporting plate (2), and a first groove (9) is formed in the front side face of the third supporting plate (3); the horizontal driving mechanism is fixed on the upper end surface of the third supporting plate (3).

3. The tab correcting device according to claim 2, wherein: two strip-shaped screw sinking grooves (10) are arranged on the first supporting plate (1).

4. The tab correcting device according to claim 2, wherein: the horizontal driving mechanism comprises a driving cylinder II (11), two sliding guide rails (12), a sliding plate (13) and a connecting plate (14),

the two sliding guide rails (12) are fixedly arranged on the left side and the right side of the first groove (9) on the third supporting plate (3), the second driving cylinder (11) is fixed on the lower end face of the third supporting plate (3), a piston rod of the second driving cylinder (11) is fixedly connected with the connecting plate (14), the upper portion of the connecting plate (14) is fixedly connected with the sliding plate (13), and the sliding plate (13) is in sliding connection with the two sliding guide rails (12).

5. The tab correcting device according to claim 4, wherein: the connecting plate (14) is a T-shaped plate, and the width of a vertical plate of the T-shaped plate is matched with the width of the first groove (9) of the third supporting plate (3).

6. The tab correcting device according to claim 4, wherein: and a buffer (15) is fixed on the rear side of the upper end surface of the third supporting plate (3).

7. The tab correcting device according to claim 1, wherein: the lower ends of the first base (17) and the second base (20) are provided with supporting legs (28), and the supporting legs (28) are connected with a piston rod of the deviation rectifying cylinder (16).

8. The tab correcting device according to claim 1, wherein: the first deviation rectifying block (18), the second deviation rectifying block (19) and the fourth deviation rectifying block (22) are respectively provided with a long strip-shaped screw sinking groove running through the thickness direction, and the first deviation rectifying block (18) and the second deviation rectifying block (19) are fixedly connected with the first base (17) through screws penetrating into the long strip-shaped screw sinking grooves respectively; the correction block IV (22) is fixedly connected with the base II (20) through a screw penetrating into the elongated screw sinking groove; the third correcting block (21) is provided with a long-strip-shaped screw groove with through thickness, and the third correcting block (21) is fixedly connected with the second base (20) through screws penetrating into the long-strip-shaped screw groove.