CN211556070U

CN211556070U - Tab shaping clamp

Info

Publication number: CN211556070U
Application number: CN202020067201.4U
Authority: CN
Inventors: 邱立国; 肖俊
Original assignee: Zhuhai Titans New Power Electronics Co Ltd
Current assignee: Zhuhai Titans New Power Electronics Co Ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-09-22
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a utmost point ear plastic becomes anchor clamps, include: the PCB is used for supplying power to the cell body; the pressing block is connected with the PCB, and a gap for clamping a lug of the battery cell body is formed between the pressing block and the PCB; the distance adjusting mechanism is used for adjusting the size of the gap; use the utility model discloses an utmost point ear plastic becomes anchor clamps, can adapt to the electric core of different utmost point ear thickness better and have utmost point ear plastic function.

Description

Tab shaping clamp

Technical Field

The utility model relates to a battery ization becomes partial volume field, in particular to utmost point ear plastic becomes anchor clamps.

Background

In the existing battery production process, the produced battery needs to be subjected to chemical composition and capacity grading treatment, so that active substances in the battery are converted into chemical substances with normal electrochemical action by virtue of first charging, and the quality of the active substances is sorted and distinguished for the telecommunication body according to the capacity, so that the active substances are convenient to subpackage in the future.

Among the present formation partial volume equipment, generally adopt the utmost point ear of PCB board and clamp plate clamping electricity core body, supply power for the telecommunications body through setting up the electrically conductive region on the PCB board, because interval between PCB board and the clamp plate is fixed, present formation partial volume equipment only can adapt to the utmost point ear of certain thickness, when utmost point ear thickness change or utmost point ear have the drop in the thickness direction, cause the utmost point ear to bend easily behind the PCB board lamination utmost point ear, lead to electric core to scrap, present formation partial volume equipment does not possess the function of utmost point ear plastic simultaneously yet.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a utmost point ear plastic becomes anchor clamps possesses utmost point ear plastic function when can adapt to the electric core of different utmost point ear thickness better.

According to the utility model discloses an aspect, a utmost point ear plastic becomes anchor clamps, include: the PCB is used for supplying power to the cell body; the pressing block is connected with the PCB, and a gap for clamping a lug of the battery cell body is formed between the pressing block and the PCB; and the distance adjusting mechanism is used for adjusting the size of the gap.

Further, interval guiding mechanism includes first oblique slider, is provided with first inclined plane on the first oblique slider, is provided with the second inclined plane on the briquetting, first inclined plane and second inclined plane butt, first oblique slider and PCB board butt.

Furthermore, a second sliding block is connected to the pressing block in a sliding mode and connected with the first inclined sliding block.

Furthermore, a first driving part is arranged on the second sliding block and used for being connected with the translation rod.

Furthermore, a first sliding block is connected to the pressing block in a sliding mode and connected with the PCB.

Furthermore, a first driving part is arranged on the first sliding block and used for being connected with the lifting rod.

Furthermore, a guide assembly is arranged on the pressing block and used for providing sliding-in guide when the battery cell body is installed.

Furthermore, a temperature sensing assembly is arranged on the pressing block.

Furthermore, the left side and the right side of the pressing block are both provided with a PCB.

Furthermore, a guide piece is connected to the pressing block and sleeved on the guide rail.

Use the utility model discloses a utmost point ear plastic becomes anchor clamps, when using, can place electric core body between PCB board and briquetting earlier, then control interval guiding mechanism, the size in clearance that the adjustment is used for the utmost point ear of clamping electric core body makes it clamp utmost point ear under the condition of utmost point ear of not bending, then control PCB board circular telegram becomes partial capacity to electric core body, when needs carry out the plastic to utmost point ear, can further pass through interval guiding mechanism, finely tune the size in clearance, accomplish the plastic to utmost point ear.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an axial view of a tab reshaping jig according to an embodiment of the present invention;

fig. 2 is a front view of a tab reshaping jig according to an embodiment of the present invention;

3 FIG. 33 3 is 3 a 3 cross 3- 3 sectional 3 isometric 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 32 3; 3

FIG. 4 is an isometric view of a press block according to an embodiment of the present invention;

fig. 5 is a cut-away isometric view of a formation device of an embodiment of the present invention;

fig. 6 is a top view of a formation device according to an embodiment of the present invention;

FIG. 7 is a cross-sectional view taken along line E-E of FIG. 6;

fig. 8 is an enlarged view of the point i in fig. 5.

The figures contain the following reference numerals:

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 5 and 6, the present invention provides a forming device, which comprises a tab shaping forming clamp 100 and a base 200.

As shown in fig. 1 to 3, the tab shaping jig 100 according to an aspect of the present embodiment includes: the P CB plate 120 is configured to supply power to the cell body 700; the pressing block 110 is connected with the PCB 120, and a gap for clamping a tab of the cell body 700 is formed between the pressing block 110 and the PCB 120; and the distance adjusting mechanism is used for adjusting the size of the gap.

Use the utility model discloses an utmost point ear plastic becomes anchor clamps 100, when using, can place electric core body 700 between PCB board 120 and briquetting 110 earlier, then control interval guiding mechanism, the adjustment is used for the size in the clearance of the utmost point ear of clamp electric core body 700, make it clamp utmost point ear under the condition of utmost point ear of not bending, then control PCB board 120 circular telegram becomes partial capacity to electric core body 700, when needs carry out the plastic to utmost point ear, can further pass through interval guiding mechanism, finely tune the size in clearance, accomplish the plastic to utmost point ear.

When the connection relationship between the pressing block 110 and the PCB 120 is a contact connection relationship, the PCB 120 may be connected to the pressing block 110 by a fastening member, bonding, or the like, or the PCB 120 and the pressing block 110 may be connected to the frame, so that a gap for clamping a tab may be maintained between the PCB 120 and the pressing block 110; when the pressing block 110 is in a non-contact connection relation with the PCB 120, the PCB 120 and the pressing block 110 can be attracted by the magnetic attraction structure.

The gap adjusting mechanism can also adjust the size of the gap in various ways; for example, a wedge is inserted between the pressing block 110 and the PCB 120, and the gap between the PCB 120 and the pressing block 110 is controlled by the depth of the wedge, or a screw, a piston, or other driving mechanism may be disposed on the pressing plate to control the position of the PCB 120; the position of the PCB 120 can also be controlled by the magnetic force and the elastic force of the spring by arranging the spring on the PCB 120 and arranging the magnetic attraction structure on the pressing block 110.

As shown in fig. 3 and 4, the PCB further comprises a first inclined slider (143), a first inclined surface is arranged on the first inclined slider (143), a second inclined surface 111 is arranged on the pressing block 110, the first inclined surface abuts against the second inclined surface 111, and the first inclined slider (143) abuts against the PCB (120).

The first inclined plane and the second inclined plane 111 are matched to convert the lifting motion of the first inclined sliding block 143 into the horizontal motion of the PCB 120, so that the size of the gap for clamping the tab of the cell body 700 is changed, when the angle formed by the inclined plane and the vertical direction is smaller, the first inclined sliding block 143 is lifted for a certain distance, the PCB 120 only slightly moves, and the gap is conveniently finely adjusted to perform micro-shaping on the tab; wherein the first inclined sliding block 143 can be driven to move manually, and the first inclined sliding block 143 can be driven to move automatically.

As shown in fig. 1, the first inclined surface and the second inclined surface 111 in this embodiment refer to surfaces that are not perpendicular to the up-down direction and the front-back direction.

In order to facilitate the automatic adjustment of the gap, the pressing block 110 is slidably connected with a second sliding block 141, the second sliding block 141 is connected with the first inclined sliding block 143, and at this time, the gap adjustment can be realized only by sliding the second sliding block 141 on the pressing block 110.

As shown in fig. 6, the second slider 141 is provided with a first driving portion 132, the first driving portion 132 is used for connecting translation, and at this time, the size of the gap can be adjusted by adjusting the up-down position of the translation rod 412.

As shown in fig. 1-3, a first sliding block 131 is slidably connected to the pressing block 110, and the first sliding block 131 is connected to the pcb board 120; specifically, the PCB 120 is provided with a first press-fit area 121 and a second press-fit area 122 at an interval, the first press-fit area 121 and the second press-fit area 122 are respectively connected to two tabs of the cell body 700 for charging the cell body 700, wherein the widths of the first press-fit area 121 and the second press-fit area 122 are both greater than the widths of the tabs, and when a battery with different tab pitches needs to be clamped, the upper and lower positions of the PCB 120 only need to be adjusted by driving the first slider 131, so that the first press-fit area 121 and the second press-fit area 122 respectively press two tabs.

As shown in fig. 2 and 7, in order to facilitate driving the first slider 131 to slide, a first driving portion 132 is disposed on the first slider 131, and the first driving portion 132 is used for connecting the lifting rod 411.

As shown in fig. 1, in order to facilitate installation of the cell body 700, the pressing block 110 is provided with a guide assembly 150, and the guide assembly 150 is used for providing a slide-in guide when the cell body 700 is installed.

Specifically, in order to detect the temperature of the battery cell body 700 during the formation of the component volume, the pressing block 110 may be provided with a temperature sensing assembly 160, wherein the temperature sensing assembly 160 may be a temperature sensing probe or a thermistor, which are known in the art.

In order to enable a single tab to be shaped into a tab of which the clamp 100 can clamp two cell bodies 700, the left side and the right side of the pressing block 110 are both provided with the PCB plates 120.

In order to ensure that the plurality of tab reshaping forming clamps 100 are stably arranged on the rack, the pressing block 110 may be connected with the guide member 170, the rack may be provided with the guide rail 210, and the guide member 170 may be disposed to be sleeved on the guide rail 210.

Fig. 5 to 8 show a formation device according to a second aspect of the present invention, which includes a frame 200 and a plurality of tab shaping and forming clamps 100, wherein the tab shaping and forming clamps 100 are the tab shaping and forming clamps 100; the PC B board 120 and the press block 110 are both connected to the base 200.

When the formation equipment of the utility model is used, the cell body 700 can be placed between the PCB 120 and the pressing block 110, then the distance adjusting mechanism is controlled to adjust the size of the gap for clamping the lug of the cell body 700, so that the lug can be clamped under the condition of not bending the lug, then the PCB 120 is controlled to be electrified to carry out formation and partial capacity on the cell body 700, when the lug needs to be shaped, the size of the gap can be further finely adjusted through the distance adjusting mechanism, and the shaping of the lug is completed; meanwhile, the formation equipment is provided with a plurality of tab shaping and forming clamps 100, so that the formation and capacity grading operations can be performed on a plurality of battery cell bodies 700 at one time.

The connecting piece can be arranged in the clamp, and the first sliding block 131 and/or the second sliding block 141 of the clamp 100 for shaping and forming a plurality of lugs can be driven in an automatic or manual mode in a unified mode to control the gap control and the lug micro-shaping of the clamp 100 for shaping and forming a plurality of lugs in a unified mode.

As shown in fig. 5, 6 and 8, in order to facilitate the arrangement of the plurality of tab reforming jigs 100 on the base 200, the plurality of tab reforming jigs 100 may be sequentially arranged in front of and behind the base 200, and a guide rail 210 may be provided on the base 200, and the guide rail 210 may be provided through the guide 170 of the plurality of tab reforming jigs 100.

As shown in fig. 5 and 6, in order to prevent uncontrolled sliding of the tab shaping jig 100 in the front-rear direction during the shaping and capacity-grading process, which affects the production; the base 200 is rotatably provided with a pressing lead screw 310 and a pressing plate 320, the pressing plate 320 is connected with a nut in threaded fit with the pressing lead screw 310, and the pressing plate 320 can clamp a plurality of tabs with the base 200 under the driving of the pressing lead screw 310 to form the clamp 100.

The lead screw rotates to drive the nut to slide forward, so as to drive the pressing plate 320 to slide forward, and force the plurality of tabs between the pressing plate 320 and the base 200 to be shaped into the clamp 100 to be pressed tightly.

The pressing lead screw 310 can be manually rotated to drive the nut, and the pressing lead screw 310 can be connected to a driving component such as an electric motor, a pneumatic motor or a hydraulic motor, so as to realize automatic control of the pressing plate 320.

As shown in fig. 5, in order to prevent the pressing plate 320 from causing excessive impact on the pressing screw 310 and the tab shaping jig 100 when being pressed, and damaging the equipment, an elastic member 340 is disposed between the pressing plate 320 and the tab shaping jig 100; when the pressing plate 320 presses a plurality of tabs to be shaped into the clamp 100, the elastic member 340 can play a role of buffering; wherein the elastic member 340 is preferably a compression spring.

In order to facilitate driving the plurality of stitching screws 310 disposed on the base 200, a gear set 330 may be disposed on the base 200, and the torque of the single motor is transmitted to the plurality of stitching screws 310 through the gear set 330, thereby effectively reducing the cost caused by disposing the plurality of stitching screws 310.

As shown in fig. 5 to 7, the base 200 is provided with a lifting rod 411, the lifting rod 411 is disposed through the plurality of first driving parts 132, and the lifting rod 411 can simultaneously drive the plurality of first sliders 131 to lift, so that the plurality of P CB plates 120 lift; when the lifting rod 411 rises, the lifting rod can simultaneously drive the PCB 120 of the clamp 100 formed by shaping a plurality of lugs to rise, and the unified control of the lifting of the PCB 120 of the clamp 100 formed by shaping a plurality of lugs is realized; the lifting rod 411 can be controlled to lift in various ways, for example, the lifting rod 411 can be controlled to lift manually, or a driving device such as a linear motor and an air cylinder is arranged on the base 200 to drive the lifting rod 411 to lift.

As shown in fig. 7, in order to facilitate fine adjustment of the lifting position of the lifting rod 411, a first lead screw 421 is disposed on the base 200, and a first nut in threaded fit with the first lead screw 421 is disposed on the first lead screw 421 and is connected to the lifting rod 411; when the first lead screw 421 rotates, the nut on the first lead screw 421 only drives the lifting rod 411 to slowly lift, so that fine adjustment of the position of the lifting rod 411 is facilitated to a great extent, wherein the first lead screw 421 can be rotated in a manual screwing mode, and the first lead screw 421 can be driven to rotate by a motor, a pneumatic motor and the like.

As shown in fig. 5 and 7, the base 200 is provided with a translation rod 412, the translation rod 412 is disposed through the plurality of second driving parts 142, and the translation rod 412 can simultaneously drive the plurality of second sliders 141 to move up and down, so that the plurality of PCB boards 120 move back and forth; in the process of forming and capacity grading, the lifting of the second sliding block 141 in the clamp 100 for forming and shaping a plurality of tabs can be adjusted simultaneously by controlling the lifting of the translation rod 412, so as to realize the same control of the gaps in the clamp 100 for forming and shaping a plurality of tabs.

Similarly, as shown in fig. 7, in order to facilitate fine adjustment of the lifting position of the translation rod 412, a second lead screw 422 is disposed on the base 200, and a second nut in threaded fit with the second lead screw 422 is disposed on the second lead screw 422 and connected to the translation rod 412; when the second screw 422 rotates, the nut on the second screw 422 only drives the translation rod 412 to slowly lift, which greatly facilitates the fine adjustment of the position of the translation rod 412, wherein the second screw 422 can rotate in a manual screwing mode, and the second screw 422 can also be driven to rotate by a motor, a pneumatic motor and the like.

As shown in fig. 5 and 7, a chain 430 may be provided on the base 200, and the pressing block 110, which shapes a plurality of tabs into the jig 100, may be connected to the chain 430.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. The utility model provides a utmost point ear plastic becomes anchor clamps which characterized in that includes:

the PCB (120) is used for supplying power to the cell body (700);

the pressing block (110) is connected with the PCB (120), and a gap for clamping a lug of the battery cell body (700) is formed between the pressing block (110) and the PCB (120);

and the distance adjusting mechanism is used for adjusting the size of the gap.

2. The tab reshaping jig of claim 1, wherein the distance adjusting mechanism comprises a first inclined sliding block (143), a first inclined surface is provided on the first inclined sliding block (143), a second inclined surface (111) is provided on the pressing block (110), the first inclined surface abuts against the second inclined surface (111), and the first inclined sliding block (143) abuts against the PCB (120).

3. The tab reshaping clamp of claim 2, wherein a second sliding block (141) is slidably connected to the pressing block (110), and the second sliding block (141) is connected to the first inclined sliding block (143).

4. The tab reshaping jig of claim 3, wherein the second sliding block (141) is provided with a first driving part (132), and the first driving part (132) is used for connecting a translation rod (412).

5. The tab reshaping clamp of claim 1, wherein a first sliding block (131) is slidably connected to the pressing block (110), and the first sliding block (131) is connected to the PCB (120).

6. The tab reshaping forming jig of claim 5, wherein a first driving part (132) is arranged on the first sliding block (131), and the first driving part (132) is used for connecting a lifting rod (411).

7. The tab reshaping clamp of claim 1, wherein a guide assembly (150) is arranged on the pressing block (110), and the guide assembly (150) is used for providing a sliding-in guide when the cell body (700) is installed.

8. The tab reshaping forming jig as claimed in claim 1, wherein a temperature sensing assembly (160) is provided on the pressing block (110).

9. The tab reshaping forming jig as claimed in claim 1, wherein the PCB board (120) is disposed on both left and right sides of the pressing block (110).

10. The tab reshaping forming jig of claim 1, wherein a guide member (170) is connected to the pressing block (110), and the guide member (170) is sleeved on the guide rail (210).