Soft package battery stacking, clamping and forming device and welding and supporting device

Abstract

The invention provides a soft package battery stacking, clamping and forming device and a welding supporting device, and relates to the technical field of soft package battery design, the stacking, clamping and forming device is used for stacking and clamping a module of a soft package battery to be formed, the module comprises a plurality of clamping plates arranged at intervals, a battery cell set is arranged between every two adjacent clamping plates, and the stacking, clamping and forming device comprises a platform, the support is used for supporting a plurality of clamping plates which are arranged in sequence, and is used for supporting a battery cell group arranged between two adjacent clamping plates; the clamping mechanism is arranged on the platform, and the clamping mechanism can move along a first straight line relative to the platform and can be locked on the platform; the limiting block is arranged on the platform, the limiting block can move along the first straight line relative to the platform and can be locked on the platform, stacking clamping and welding supporting of modules of different lengths are achieved, a special trial-manufacturing tool for producing each module is not needed, the cost is reduced, and waste is avoided.

Description

Technical Field

[0001] The present invention belongs to the technical field of soft-pack batteries, and more specifically, relates to a soft-pack battery stacking clamping and forming device and a welding support device. Background Art

[0002] At present, the structural difference between the modules of the same series of soft-pack batteries only exists in the difference in module length. The core modules' end clamps, middle clamps, and output brackets are almost the same or have slightly different sizes. However, during the trial production and development process, it is necessary to produce dedicated trial production tooling for each module, which increases costs and causes waste. Summary of the invention

[0003] The purpose of the present invention is to provide a soft-pack battery stacking clamping and forming device and a welding support device to address the deficiencies in the existing technology, so as to solve the problem raised in the above background technology that during the trial production and development of modules of the same series of soft-pack batteries, it is necessary to produce special trial production tooling for each module, which increases costs and causes waste.

[0004] In order to achieve the above-mentioned object, the present invention provides a stacking and clamping forming device for soft-pack batteries, the stacking and clamping forming device is used to stack and clamp a module of a soft-pack battery to be formed, the module includes a plurality of spaced-apart clamping plates, and a battery cell group is arranged between two adjacent clamping plates. The stacking and clamping forming device includes:

[0005] A platform, used to support a plurality of clamping plates arranged in sequence, and used to support a battery cell group arranged between two adjacent clamping plates;

[0006] A clamping mechanism, disposed on the platform, the clamping mechanism being movable along a first straight line relative to the platform and being lockable on the platform;

[0007] A limit block is arranged on the platform, and the limit block can move along a first straight line relative to the platform and can be locked on the platform.

[0008] Preferably, the number of the clamping mechanisms and the number of the limiting blocks are both two, the two clamping mechanisms are detachably arranged on the platform relative to each other, and the two limiting blocks are detachably arranged between the two clamping mechanisms relative to each other.

[0009] Preferably, the clamping mechanism comprises:

[0010] Load-bearing bracket;

[0011] A clamping nut connected to the bearing bracket;

[0012] A clamping screw rod, threadedly connected to the clamping nut;

[0013] A pressure plate, rotatably connected to one end of the clamping screw;

[0014] A hand wheel is connected to the other end of the clamping screw.

[0015] Preferably, the clamping mechanism further comprises:

[0016] A louver plate connected to the platform. ;

[0017] At least one barb is connected to one end of the bearing bracket away from the limiting block, and the barb can be inserted into any punching hole of the louver plate.

[0018] Preferably, the soft pack battery stacking clamping and forming device further comprises:

[0019] Two extension support mechanisms are respectively arranged on both sides of the platform;

[0020] The side positioning mechanism is detachably connected to the extension support mechanism on one side or to one side of the platform 3.

[0021] Preferably, the extension support mechanism comprises:

[0022] at least one support bar, one end of which is disposed at the bottom of the platform, the support bar moves along a second straight line relative to the platform and can be locked at the bottom of the platform;

[0023] At least two support plates are arranged on at least one support bar, and at least two of the support plates can move along a second straight line relative to the platform and can be locked on at least one of the support bars.

[0024] Preferably, the side positioning mechanism comprises:

[0025] A support plate, wherein one side of the support plate extending upward away from the platform is formed with a side plate;

[0026] At least one slider is arranged at intervals on a side of the side plate facing the platform, and at least three sliders can move along a first straight line relative to the side plate and can be locked on the side plate.

[0027] Preferably, the limit block comprises:

[0028] A limiting plate, both ends of which are bent upward to form limiting ear plates;

[0029] Two slide seats are respectively connected to the two ends of the limiting plate, and the two slide seats are respectively slidably connected to the two sides of the platform and can be locked on the two sides of the platform.

[0030] A soft pack battery welding support device, the module also includes an output terminal bracket arranged on both sides of each battery cell group, and the welding support device is used to support the output terminal brackets on both sides, including:

[0031] A soft pack battery stacking clamping and forming device according to any one of claims 1 to 8;

[0032] Two welding support mechanisms are respectively arranged on both sides of the platform, and the two welding support mechanisms are respectively used to support the pole brackets on both sides.

[0033] Preferably, the welding support mechanism comprises:

[0034] Two mounting plates are spaced apart from top to bottom;

[0035] A plurality of connecting members, each of which has two ends detachably connected to the two mounting plates, and each of which is detachably connected to one of the clamping plates;

[0036] A plurality of upper positioning members are respectively slidably connected to the bottom of the upper mounting plate and used for positioning the top of the output pole bracket;

[0037] A plurality of lower positioning members are respectively slidably connected to the bottom and top of the mounting plate below, and are used to position the bottom of the output pole bracket.

[0038] The present invention provides a soft-pack battery stacking clamping and forming device and a welding support device, which have the following beneficial effects:

[0039] The clamping mechanism of the stacking clamping and forming device can move along the first straight line relative to the platform and can be locked on the platform. The limit block can also move along the first straight line relative to the platform and can also be locked on the platform. When the modules are stacked and clamped, the positions of the limit block and the clamping mechanism during the initial stacking are determined according to the molding length of the modules, and the clamping mechanism and the limit block are locked on the platform. Then, the clamping plate at one end, the battery cell group, the middle clamping plate and the clamping plate at the other end are placed in sequence between the clamping mechanism and the limit block away from the clamping mechanism. Then, the clamping mechanism is operated to clamp the module to the molding size, thereby realizing the stacking and clamping of modules of different lengths. It is not necessary to produce special trial production tooling for each module, thereby reducing costs and avoiding waste.

[0040] The two welding support mechanisms of the welding support device are respectively used to support the pole brackets on both sides, thereby enhancing the overall strength of the pole brackets and preventing the pole brackets from being deformed by the welding equipment during the welding process.

[0041] Other features and advantages of the present invention will be described in detail in the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] The above and other objects, features and advantages of the present invention will become more apparent through a more detailed description of exemplary embodiments of the present invention in conjunction with the accompanying drawings, wherein like reference numerals generally represent like components throughout the exemplary embodiments of the present invention.

[0043] Figure 1 A schematic diagram of the three-dimensional structure of a soft-pack battery stacking and clamping forming device according to an embodiment of the present invention is shown;

[0044] Figure 2 A schematic diagram of the top view of a soft-pack battery stacking and clamping forming device according to an embodiment of the present invention is shown;

[0045] Figure 3 A schematic diagram of the three-dimensional structure of a clamping mechanism of a soft-pack battery stacking and clamping forming device according to an embodiment of the present invention is shown;

[0046] Figure 4 A schematic diagram of the three-dimensional structure of a limit block of a soft-pack battery stacking and clamping forming device according to an embodiment of the present invention is shown;

[0047] Figure 5 A schematic diagram of a top view of a soft-pack battery stacking and clamping forming device when an extended support mechanism is installed on a platform according to an embodiment of the present invention is shown;

[0048] Figure 6 A schematic diagram of the three-dimensional structure of an extended support mechanism of a soft-pack battery stacking and clamping forming device according to an embodiment of the present invention is shown;

[0049] Figure 7 A schematic diagram of the three-dimensional structure of a soft-pack battery welding support device according to an embodiment of the present invention is shown;

[0050] Figure 8 A schematic diagram of the three-dimensional structure of a welding support mechanism of a soft-pack battery welding support device according to an embodiment of the present invention is shown;

[0051] Fig. 9 A partial three-dimensional structural schematic diagram of a welding support mechanism of a soft-pack battery welding support device according to an embodiment of the present invention is shown;

[0052] Fig.10 The schematic diagram of the structure when the module is split is shown.

[0053] Description of reference numerals:

[0054] 1. Clamping plate; 2. Module; 3. Platform; 4. Clamping mechanism; 41. Load-bearing bracket; 42. Clamping nut; 43. Clamping screw; 44. Pressure plate; 45. Handwheel; 46. Shutter; 47. Barb; 48. Guide shaft; 49. Auxiliary wheel; 5. Limit block; 51. Limit plate; 52. Limit ear plate; 53. Slide seat; 54. Slideway; 55. Limit screw; 56. Limit nut; 57. Limit groove; 6. Extension support mechanism; 61. Support bar; 62. Support plate; 7. Side positioning mechanism; 71. Support plate; 72. Side plate; 73. Slider; 8. Pole bracket; 9. Welding support mechanism; 91. Mounting plate; 92. Connector; 93. Upper positioning member; 94. Lower positioning member. DETAILED DESCRIPTION

[0055] The preferred embodiments of the present invention will be described in more detail below. Although the preferred embodiments of the present invention are described below, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to make the present invention more thorough and complete, and to fully convey the scope of the present invention to those skilled in the art.

[0056] like Figure 1 and Figure 2 As shown, the present invention provides a stacking and clamping forming device for soft-pack batteries, which is used to stack and clamp a module 2 of a soft-pack battery to be formed, wherein the module 2 includes a plurality of spaced-apart clamping plates 1, and a battery cell group is arranged between two adjacent clamping plates 1. The stacking and clamping forming device includes:

[0057] The platform 3 is used to support a plurality of clamping plates 1 arranged in sequence, and to support a battery cell group arranged between two adjacent clamping plates 1;

[0058] A clamping mechanism 4 is disposed on the platform 3, and the clamping mechanism 4 can move along a first straight line relative to the platform 3 and can be locked on the platform 3;

[0059] The limit block 5 is arranged on the platform 3 . The limit block 5 can move along a first straight line relative to the platform 3 and can be locked on the platform 3 .

[0060] Specifically, in order to solve the problem that in the process of trial-producing and developing modules of the same series of soft-pack batteries, it is necessary to produce dedicated trial-production tooling for each module, which increases costs and causes waste, the present invention provides a soft-pack battery stacking clamping and forming device, wherein the clamping mechanism 4 of the stacking clamping and forming device can move along a first straight line relative to the platform 3 and can be locked on the platform 3, and the limit block 5 can also move along the first straight line relative to the platform 3 and can also be locked on the platform 3. When the module 2 is stacked and clamped, according to The forming length of the module 2 determines the positions of the limit block 51 and the clamping mechanism 4 during the initial stacking, and the clamping mechanism 4 and the limit block 51 are locked on the platform 3, and then the clamping plate 1 at one end, the battery cell group, the middle clamping plate 1 and the clamping plate 1 at the other end are placed in sequence between the clamping mechanism 4 and the limit block 5 away from the clamping mechanism 4, and then the clamping mechanism 4 is operated to clamp the module 2 to the forming size, thereby realizing the stacking and clamping of modules 2 of different lengths, without the need to produce special trial production tooling for each module 2, thereby reducing costs and avoiding waste.

[0061] Preferably, the number of the clamping mechanisms 4 and the number of the limiting blocks 5 are both two, the two clamping mechanisms 4 are detachably arranged on the platform 3 relative to each other, and the two limiting blocks 5 are detachably arranged between the two clamping mechanisms 4 relative to each other.

[0062] Specifically, after any clamping mechanism 4 is operated to clamp the module 2 to the forming size, the two ends of the module can be limited by two limit blocks 5. At this time, the clamping mechanism 4 can be separated from the platform 3, so that multiple platforms 3 can use one clamping mechanism, thereby minimizing the cost of trial production tooling.

[0063] like Figure 3 As shown, preferably, the clamping mechanism 4 comprises:

[0064] A load-bearing bracket 41;

[0065] A clamping nut 42 connected to the supporting bracket 41;

[0066] A clamping screw rod 43 is threadedly connected to a clamping nut 42;

[0067] A pressure plate 44 is rotatably connected to one end of the clamping screw 43;

[0068] The hand wheel 45 is connected to the other end of the clamping screw rod 43 .

[0069] Specifically, the clamping nut 42 is a trapezoidal clamping nut, the clamping screw 43 is a trapezoidal screw, and the supporting bracket 41 is made of wear-resistant material, such as 45# heat-treated / 40Cr heat-treated. When the hand wheel 45 is operated, the pressure plate 44 can be driven to move toward or away from the limit block 5 to achieve the clamping module 2 to the forming size.

[0070] Preferably, the clamping mechanism 4 further comprises:

[0071] Shutter plate 46, connected to platform 3.;

[0072] At least one barb 47 is connected to one end of the support bracket 43 away from the limiting block 5 , and the barb 47 can be inserted into any punching hole of the louver plate 47 .

[0073] Specifically, there are two louvers 46, and the two louvers 46 are relatively arranged on the platform 3 along the first straight line. There are multiple stamping holes on the louver 46, and the multiple stamping holes are arranged in three rows. There are three barbs 47, and the three barbs 47 can be respectively inserted into the three stamping holes in the three rows of stamping holes. When the clamping module 2 is clamped to the forming size, the barbs 47 on the clamping mechanism 4 can achieve self-locking with the stamping holes, which can effectively ensure the stability of the output direction of the clamping force.

[0074] Preferably, the clamping mechanism 4 further comprises a guide shaft 48 and a guide hole provided on the bearing bracket 41 , the guide shaft 48 is slidably connected in the guide hole, and one end of the guide shaft 48 is detachably connected to the pressure plate 44 .

[0075] Specifically, the guide shaft 48 is used to guide the pressure plate 44 to prevent the pressure plate 44 from rotating.

[0076] Preferably, the clamping mechanism 4 further includes a secondary wheel 49 , which is connected to the clamping screw 43 , and a plurality of turning rods are distributed around the secondary wheel 49 .

[0077] Specifically, when the clamping module 2 is clamped to the molding size, the turning rod can be inserted into the wrench barrel, which can increase the torque and provide a greater output force to the screw rod 43.

[0078] Preferably, the clamping mechanism 4 further includes a thrust bearing and a pressure sensor, which are arranged between the pressure plate 44 and one end of the clamping screw 43 .

[0079] Specifically, the grouping force of module 2 can be measured to verify the design stress.

[0080] like Figure 5 As shown, preferably, the soft pack battery stacking clamping and forming device also includes:

[0081] Two extension support mechanisms 6 are respectively arranged on both sides of the platform 3;

[0082] The side positioning mechanism 7 is detachably connected to the one side extension support mechanism 6 or to one side of the platform 3 .

[0083] Specifically, the side positioning mechanism 7 is fastened to one side of the extension support mechanism 6 or one side of the platform 3 through a clamp, and the two extension support mechanisms 6 can extend to both sides of the platform 3 respectively to meet the needs of stacking wider battery cell groups.

[0084] The side positioning mechanism 7 is detachably connected to one side of the extension support mechanism 6 or one side of the platform 3 through at least one clamp, and the positioning reference of the side positioning mechanism 7 is a single side edge of the clamp 1 and a single side edge of the aluminum-plastic film of the battery pack.

[0085] like Figure 6 As shown, preferably, the extension support mechanism 6 includes:

[0086] at least one support bar 61, one end of the support bar 61 is arranged at the bottom of the platform 3, the support bar 61 moves along the second straight line relative to the platform 3, and can be locked at the bottom of the platform 3;

[0087] At least two support plates 62 are disposed on at least one support bar 61 . The at least two support plates 62 can move along the second straight line relative to the platform 3 and can be locked on at least one support bar 61 .

[0088] Specifically, at least two support plates 62 are adjustable on the support bar 61, and the support bar 61 is also adjustable relative to the platform 3 to meet the needs of stacking wider battery cell groups.

[0089] Preferably, a bar hole is provided on the support bar 61, and a plurality of extension bolts are provided in the bar hole. The plurality of extension bolts are equipped with extension nuts. One end of the support bar 61 is locked to the bottom of the platform 3 by the extension bolts and the extension nuts, and the support plate 62 is also locked to the support bar 61 by the extension bolts and the extension nuts.

[0090] Preferably, the side positioning mechanism 7 comprises:

[0091] A support plate 71, wherein one side of the support plate 71 away from the platform 3 extends upward to form a side plate 72;

[0092] At least one slider 73 is disposed at intervals on a side of the side plate 72 facing the platform 3 , and at least three sliders 73 can move along a first straight line relative to the side plate 72 and can be locked on the side plate 72 .

[0093] Specifically, one side of the clamping plate 1 is positioned by the side plate 72, and one side of the aluminum-plastic film of the battery cell group is positioned by the slider 73. The slider 73 is adjustable on the side plate 72, and the slider 73 can be positioned at any position to the maximum extent to adapt to the position of the clamping plate 1 of different modules. The slider 73 can be one or more and can be used for single-span, double-span, and multi-span modules.

[0094] Preferably, both sides of the platform 3 are provided with card slots respectively, the support plate 62 located on the outside is also provided with a card slot, and the support plate 71 is provided with a convex plate on one side close to the platform 3, and the convex plate can be snapped into the card slot.

[0095] Specifically, it is used to position the support plate 71 .

[0096] like Figure 4 As shown, preferably, the limit block 5 includes:

[0097] A limiting plate 51, both ends of which are bent upward to form limiting ear plates 52;

[0098] The two slide seats 53 are connected to two ends of the limiting plate 51 , respectively. The two slide seats 53 are slidably connected to two sides of the platform 3 , and can be locked on two sides of the platform 3 .

[0099] Specifically, when the two limiting blocks 51 limit the two ends of the module, the limiting ear plate 52 can lean against the end of the module 2.

[0100] Preferably, slideways 54 are provided on both sides of the platform 3, and a limiting screw 55 is provided inside the slideway 54, and a plurality of limiting nuts 56 are threadedly connected to the limiting screw 55;

[0101] The two slide seats 53 are slidably connected in the two slideways 54 , respectively. A limiting groove 57 is provided at the bottom end of the slide seat 53 , and the screw rod 55 passes through the limiting groove 57 .

[0102] Specifically, the sliding position of the slide seat 53 can be limited by adjusting the limiting nut 56 , thereby playing a positioning role for the limiting block 5 .

[0103] like Figure 7 As shown, a soft pack battery welding support device, the module 2 also includes an output bracket 8 arranged on both sides of each battery cell group, and the welding support device is used to support the output bracket 8 on both sides, including:

[0104] A soft pack battery stacking clamping and forming device according to any one of claims 1 to 8;

[0105] Two welding support mechanisms 9 are respectively arranged on two sides of the platform 3 , and the two welding support mechanisms 9 are respectively used to support the electrode brackets 8 on both sides.

[0106] Specifically, the two welding support mechanisms 9 of the welding support device are respectively used to support the electrode brackets 8 on both sides, thereby enhancing the overall strength of the electrode brackets 8, avoiding deformation of the electrode brackets 8 by the welding equipment during welding, and improving the welding accuracy during welding.

[0107] like Figure 8 , Fig. 9 and Fig.10 As shown, preferably, the welding support mechanism 9 includes:

[0108] Two mounting plates 91 are spaced apart from top to bottom;

[0109] A plurality of connecting members 92, both ends of each connecting member 92 are detachably connected to the two mounting plates 91, and each connecting member 92 is detachably connected to a clamping plate 1;

[0110] A plurality of upper positioning members 93 are respectively slidably connected to the bottom of the upper mounting plate 91 and are used to position the top of the output pole bracket 8;

[0111] A plurality of lower positioning members 94 are respectively slidably connected to the bottom and top of the lower mounting plate 91 to position the bottom of the output pole bracket 8 .

[0112] Specifically, the two mounting plates 91 are made of 7 series high-strength aviation aluminum alloy and then surface-sprayed or coated with insulating material. When the two mounting plates 91 are connected to the clamping plate 1, multiple upper positioning members 93 can position the top of the pole bracket 8, and multiple lower positioning members 94 can position the bottom of the pole bracket 8, so as to enhance the overall strength of the pole bracket 8.

[0113] Preferably, the upper positioning member 93 includes an upper lock armor and an upper positioning pin, the upper positioning pin is connected to the bottom of the lock armor, and a plurality of upper sliding grooves are provided on the upper mounting plate 91, and the upper lock armor is slidably connected in the plurality of sliding grooves;

[0114] The lower positioning member 94 includes a lower lock armor and a lower positioning pin, the lower positioning pin is connected to the bottom top of the lower lock armor, and a plurality of sliding grooves are provided on the lower mounting plate 91, and the lower lock armor is slidably connected in the plurality of sliding grooves;

[0115] Specifically, the upper lock armor and the lower lock armor are both provided with multiple racks, the multiple racks of the upper lock armor are respectively connected to the multiple upper slide grooves, and the multiple racks of the lower lock armor are respectively connected to the multiple lower slide grooves, and the top of the pole output bracket 8 is distributed with upper positioning holes corresponding to the multiple upper positioning pins, and the bottom of the pole output bracket 8 is distributed with lower positioning holes corresponding to the multiple lower positioning pins.

[0116] Preferably, the connecting member 92 is a supporting screw, and a mounting hole is provided between the top and the bottom of the splint 1, and the supporting screw can pass through the mounting hole and be locked on one of the upper carabiners and one of the lower carabiners.

[0117] In summary, when the soft-pack battery stacking clamping and forming device and the welding support device provided by the utility model are used, the position of the support plate 62 of the extension support mechanism 6 is adjusted according to the module forming state, the position of the slider 73 of the side positioning mechanism 7 is adjusted, the position of the pressure plate 44 of the clamping mechanism 4 is adjusted, the position of one of the limit blocks 5 is adjusted, and the position of the limit nut 56 of the other limit block 5 is adjusted, and then the module 2 of the soft-pack battery to be formed is stacked, and the clamping plate 1, the battery cell group, the middle clamping plate 1 and the clamping plate 1 at the other end are placed in sequence between the clamping mechanism 4 and one of the limit blocks 5, and then the hand wheel 45 of the clamping mechanism 4 is operated to clamp the module 2 to the forming size, and then the limit block 5 on the other side is installed, and the two ends of the module 2 are limited by the two limit blocks 5, and then the output bracket 8 is installed, and the two welding support mechanisms 9 are used to support the output brackets 8 on both sides respectively, so as to realize the stacking, clamping and welding support of modules 2 of different lengths, and there is no need to produce special trial tooling for each module 2, which reduces the cost and avoids waste.

[0118] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A stacking and clamping forming device for soft-pack batteries, the stacking and clamping forming device is used to stack and clamp a module of soft-pack batteries to be formed, the module comprises a plurality of spaced-apart clamping plates, a battery cell group is arranged between two adjacent clamping plates, and the characteristics are as follows: The stack clamping and forming device comprises: A platform, used to support a plurality of clamping plates arranged in sequence, and used to support a battery cell group arranged between two adjacent clamping plates; A clamping mechanism, disposed on the platform, the clamping mechanism being movable along a first straight line relative to the platform and being lockable on the platform; A limit block is arranged on the platform, and the limit block can move along a first straight line relative to the platform and can be locked on the platform.

2. A soft pack battery stacking clamping and forming device according to claim 1, characterized in that: The number of the clamping mechanisms and the number of the limiting blocks are both two, the two clamping mechanisms are detachably arranged on the platform relative to each other, and the two limiting blocks are detachably arranged between the two clamping mechanisms relative to each other.

3. The soft pack battery stacking clamping and forming device according to claim 1, characterized in that: The clamping mechanism comprises: Load-bearing bracket; A clamping nut connected to the bearing bracket; A clamping screw rod, threadedly connected to the clamping nut; A pressure plate, rotatably connected to one end of the clamping screw; A hand wheel is connected to the other end of the clamping screw.

4. A soft pack battery stacking clamping and forming device according to claim 3, characterized in that: The clamping mechanism also includes: A louver plate connected to the platform. ; At least one barb is connected to one end of the bearing bracket away from the limiting block, and the barb can be inserted into any punching hole of the louver plate.

5. The soft pack battery stacking clamping and forming device according to claim 1, characterized in that: The soft pack battery stacking clamping and forming device also includes: Two extension support mechanisms are respectively arranged on both sides of the platform; The side positioning mechanism is detachably connected to the extension support mechanism on one side or to one side of the platform 3.

6. A soft pack battery stacking clamping and forming device according to claim 5, characterized in that: The extension support mechanism comprises: at least one support bar, one end of which is disposed at the bottom of the platform, the support bar moves along a second straight line relative to the platform and can be locked at the bottom of the platform; At least two support plates are arranged on at least one support bar, and at least two of the support plates can move along a second straight line relative to the platform and can be locked on at least one of the support bars.

7. The soft pack battery stacking clamping and forming device according to claim 5, characterized in that: The side positioning mechanism comprises: A support plate, wherein one side of the support plate extending upward away from the platform is formed with a side plate; At least one slider is arranged at intervals on a side of the side plate facing the platform, and at least three sliders can move along a first straight line relative to the side plate and can be locked on the side plate.

8. The soft pack battery stacking clamping and forming device according to claim 1, characterized in that: The limit block comprises: A limiting plate, both ends of which are bent upward to form limiting ear plates; Two slide seats are respectively connected to the two ends of the limiting plate, and the two slide seats are respectively slidably connected to the two sides of the platform and can be locked on the two sides of the platform.

9. A welding support device for a soft-pack battery, wherein the module further comprises an output terminal bracket arranged on both sides of each of the battery cell groups, and the welding support device is used to support the output terminal brackets on both sides, characterized in that: include: A soft pack battery stacking clamping and forming device according to any one of claims 1 to 8; Two welding support mechanisms are respectively arranged on both sides of the platform, and the two welding support mechanisms are respectively used to support the pole brackets on both sides.

10. A soft pack battery welding support device according to claim 9, characterized in that: The welding support mechanism comprises: Two mounting plates are spaced apart from top to bottom; A plurality of connecting members, each of which has two ends detachably connected to the two mounting plates, and each of which is detachably connected to one of the clamping plates; A plurality of upper positioning members are respectively slidably connected to the bottom of the upper mounting plate and used for positioning the top of the output pole bracket; A plurality of lower positioning members are respectively slidably connected to the bottom and top of the mounting plate below, and are used to position the bottom of the output pole bracket.

Images