Dual-drive welding pressing device

Abstract

The utility model relates to a dual-drive welding pressing device which comprises a machine base. The supporting plate and the first linear module are arranged on the machine base, and the first linear module is used for driving the supporting plate to move in the first direction; the two first linear modules are symmetrically arranged on the supporting plate, the two second linear modules are symmetrically arranged on the supporting plate, the two pressure welding mechanisms are connected with the two second linear modules correspondingly, the second linear modules are used for driving the pressure welding mechanisms to move in the second direction, and the second direction is perpendicular to the first direction; the pressure welding mechanism comprises a mounting plate arranged at the output end of the second linear module, two welding pressing assemblies arranged on the mounting plate in a spaced mode, and an adjusting assembly arranged on the mounting plate and used for adjusting the distance between the two welding pressing assemblies. According to the utility model, the two pressure welding mechanisms operate alternately, so that the aluminum row is always in a state of being pressed in advance, the time required for pressing the aluminum row is reduced, and the welding efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding equipment field, specifically, especially, it is a kind of double drive welding pressure device. BACKGROUND

[0002] Electricity core module is usually needed to pass through welding procedure in production process, and it needs to press the aluminum row on electricity core module before welding and then carries out welding.Currently used welding device is mostly through single pressure head to press tightly and weld, i.e.the pressure head is driven by XYZ three-axis platform, when the pressure head moves to welding position, it is lowered to the surface of aluminum row and simultaneously presses tightly aluminum row, then laser light is emitted to reach welding effect.In the processing, it is found that battery module has up to dozens of welding points, and this kind of welding device needs to repeat the action of first pressing aluminum row and then welding before each welding, i.e.it needs to wait for the pressure head to press tightly each time, which leads to low efficiency of the welding mode. SUMMARY

[0003] Therefore, the utility model provides a double drive welding pressure device, which can keep the aluminum row in a pressed state and effectively improve the welding efficiency.

[0004] The utility model discloses the purpose that realizes through following technical scheme:

[0005] A double drive welding pressure device, comprising: a base; a support plate and a first linear module provided on the base, the first linear module being used to drive the support plate to move in a first direction; two second linear modules symmetrically provided on the support plate, and two pressure welding mechanisms respectively connected with the two second linear modules, the second linear module being used to drive the pressure welding mechanism to move in a second direction, the second direction being perpendicular to the first direction; wherein the pressure welding mechanism comprises a mounting plate provided on the output end of the second linear module, two welding pressure components arranged at intervals on the mounting plate, and an adjusting component arranged on the mounting plate and used to adjust the distance between the two welding pressure components.

[0006] In the technical solution, the first linear module and the second linear module are used in cooperation to realize the accurate movement of the two pressure welding mechanisms in a two-dimensional plane, so as to ensure that the pressure welding mechanisms can be accurately moved above the battery module to be welded. When the battery module is welded, the two pressure welding mechanisms are cooperated to work, when one of the pressure welding mechanisms is moved to the welding position, the aluminum row is first pressed and welded, at the same time, the other pressure welding mechanism is moved to the next welding position in advance under the driving of the second linear module and presses the aluminum row to wait for welding, when the welding of the former pressure welding mechanism is completed, the welding of the latter pressure welding mechanism is started, at the same time, the former pressure welding mechanism is moved to another welding position to wait for welding, and so on. The two pressure welding mechanisms are alternately worked, so that the aluminum row is always in the state of being pressed in advance, thereby the time required for pressing the aluminum row is greatly reduced, and the welding efficiency is greatly improved.

[0007] In addition, the pressure welding mechanism is provided with two welding and pressing assemblies, and the distance between the two welding and pressing assemblies can be flexibly adjusted under the action of the adjusting assembly. In this way, on the one hand, the efficiency of single welding is improved, that is, the welding of two welding points can be completed at one time, and on the other hand, the compatibility and application range of the pressure welding mechanism are improved by adjusting the distance between the two welding and pressing assemblies to adapt to different thicknesses of the battery cell.

[0008] Optionally, in a possible implementation, the welding and pressing assembly comprises a connecting block arranged on the mounting plate, a gas cylinder arranged on the connecting block, a bracket slidingly arranged on the connecting block, and a welding and pressing unit arranged on the bracket, the gas cylinder being configured to drive the bracket to move in a third direction, the third direction being perpendicular to the first direction and the second direction.

[0009] In the technical solution, the bracket is driven to move in the third direction by the gas cylinder, so that the welding and pressing unit realizes three-axis movement under the action of the first linear module, the second linear module and the gas cylinder, thereby the high-precision positioning and stable pressing of the welding and pressing unit on the welding position can be realized. The connecting block is arranged to facilitate the installation of the entire welding and pressing assembly, so that the welding and pressing assembly can be regarded as an independent whole. The bracket is slidingly arranged on the connecting block, which not only ensures the stability of the movement of the welding and pressing unit, but also enhances the overall stability of the assembly.

[0010] Optionally, in a possible implementation, the welding and pressing unit comprises a pressing head and a welding head, the pressing head is provided with a through hole, the lower end of the through hole is provided with a positioning ring, and the welding head is located above the through hole.

[0011] In the above technical solution, the through hole and the positioning ring provide an accurate and stable installation and positioning environment for the welding head, ensuring the position accuracy of the welding head during the welding process, effectively avoiding welding quality problems caused by deviation or shaking, and improving the consistency and reliability of welding. In addition, the design of the through hole also helps to dissipate the heat generated during welding.

[0012] Optionally, in a possible implementation, the positioning ring comprises an outer ring and an inner ring, the outer ring is sleeved outside the inner ring, and a gas outlet gap is arranged between the inner side wall of the outer ring and the outer side wall of the inner ring, and the side surface of the pressure head is provided with a gas hole in communication with the gas outlet gap.

[0013] In the above technical solution, the gas hole and the gas outlet gap enable the positioning ring to have the function of blowing gas. By passing gas into the gas hole, the gas can be blown out from the gas outlet gap and towards the welding position, thereby ensuring the cleanliness of the welding position and improving the welding quality. The positioning ring can also remove residues generated during welding to some extent, such as welding slag and spatter.

[0014] Optionally, in a possible implementation, the outer cover of the welding head is provided with a dust removal cover, and the dust removal cover is connected with a dust removal pipe.

[0015] In the above technical solution, the design of the dust removal cover can effectively capture the smoke and harmful gas generated during welding, and discharge them out of the working area through the dust removal pipe, which helps to improve the environmental quality of the welding operation, reduces the risk of workers being exposed to harmful substances, and helps to protect the respiratory system and overall health of workers.

[0016] Optionally, in a possible implementation, the adjustment assembly is connected with one of the welding pressure assembly, and the adjustment assembly is used to drive the welding pressure assembly connected therewith to move in the second direction.

[0017] In the above technical solution, the movement distance of the welding pressure assembly connected with the adjustment assembly in the second direction can be accurately controlled through the driving of the adjustment assembly, and the distance between the two welding pressure assemblies can be controlled. The distance between the two welding pressure assemblies can be dynamically adjusted according to the actual welding requirements, so that it can be flexibly adapted to different thicknesses of the battery cell.

[0018] Optionally, in a possible implementation, the adjustment assembly comprises a motor arranged on the mounting plate, a lead screw connected with the output shaft of the motor, and a moving block connected with the connecting block, and the lead screw is threadedly connected with the moving block.

[0019] In the technical solution, the motor drives the screw rod to rotate, and the moving block can be accurately moved along the screw rod due to the threaded connection between the screw rod and the moving block, so that the welding and pressing assembly can be accurately adjusted in a small range. In addition, the threaded connection between the screw rod and the moving block has a self-locking feature, and when the motor stops running, the moving block can be kept at the current position and will not move due to external force.

[0020] Optionally, in a possible implementation, the adjusting assembly and the welding and pressing assembly are respectively located on opposite sides of the mounting plate, and the mounting plate is provided with a slot hole, and the moving block is connected with the connecting block after passing through the slot hole.

[0021] In the technical solution, the layout mode of the adjusting assembly and the welding and pressing assembly makes the structure of the whole welding and pressing mechanism more compact, occupies less space, can better utilize space resources, and improves the flexibility of use.

[0022] Optionally, in a possible implementation, the base includes two fixed tables arranged at intervals, the first linear module is arranged on one of the fixed tables, and one end of the support plate is connected with the output end of the first linear module and the other end is slidingly clamped on the other fixed table.

[0023] In the technical solution, the whole welding system is supported by the two fixed tables arranged at intervals, which not only provides a stable foundation, but also enhances the stability of the structure.

[0024] Optionally, in a possible implementation, the support plate is provided with a position-avoiding hole, the two second linear modules are located on opposite sides of the position-avoiding hole, and the two welding and pressing mechanisms are located in the position-avoiding hole.

[0025] In the technical solution, the position-avoiding hole is arranged on the support plate, and the two second linear modules and the welding and pressing mechanisms are arranged on opposite sides and inside the position-avoiding hole, respectively. This design optimizes the spatial layout of the whole welding system, so that the components can be compactly installed together, reduces unnecessary space waste, and improves the space utilization. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0027] Figure 1 It is an overall structural schematic diagram of an embodiment.

[0028] Figure 2 Part structure diagram of an embodiment.

[0029] Figure 3 Overall structure diagram of a press welding mechanism in an embodiment.

[0030] Figure 4 Structure diagram of a press head in an embodiment. Figure 3 Structure diagram of the structure shown from another angle.

[0031] Figure 5 Structure diagram of a press head in an embodiment.

[0032] Reference signs: 1 - fixed table; 2 - support plate; 21 - avoiding hole; 3 - first linear module; 4 - second linear module; 5 - press welding mechanism; 51 - mounting plate; 511 - slot hole; 52 - welding and pressing assembly; 521 - connecting block; 522 - air cylinder; 523 - support; 524 - press head; 5241 - through hole; 5242 - air hole; 53 - adjusting assembly; 531 - motor; 532 - screw rod; 533 - moving block; 54 - positioning ring; 541 - outer ring; 542 - inner ring; 55 - dust removal cover; 551 - dust removal pipe. DETAILED DESCRIPTION

[0033] In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0034] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor are within the scope of protection of the present application.

[0035] Reference is made to Figures 1-3The embodiment provides a double-drive welding and pressing device, which comprises a base, a support plate 2 and a first linear module 3 arranged on the base, the first linear module 3 being used for driving the support plate 2 to move in a first direction, two second linear modules 4 symmetrically arranged on the support plate 2, and two welding and pressing mechanisms 5 connected with the two second linear modules 4 respectively, the second linear module 4 being used for driving the welding and pressing mechanism 5 to move in a second direction, the second direction being perpendicular to the first direction, wherein the welding and pressing mechanism 5 comprises a mounting plate 51 arranged at an output end of the second linear module 4, two welding and pressing assemblies 52 arranged at intervals on the mounting plate 51, and an adjusting assembly 53 arranged on the mounting plate 51 and used for adjusting the interval between the two welding and pressing assemblies 52. Specifically, the device is arranged in a space rectangular coordinate system XYZ, the first direction is the X-axis direction, and the second direction is the Y-axis direction. The first linear module 3 and the second linear module 4 are both conventional structures in the prior art, such as a linear motor 531 or a screw rod 532 transmission mechanism, and specific structures are not described herein.

[0036] The embodiment can realize the accurate movement of the two welding and pressing mechanisms 5 in a two-dimensional plane through the cooperation of the first linear module 3 and the second linear module 4, so that the welding and pressing mechanism 5 can be accurately moved above the battery module to be welded. When the battery module is welded, the two welding and pressing mechanisms 5 cooperate, when one of them is moved to the welding position, the aluminum row is first pressed and welded, at the same time, the other welding and pressing mechanism 5 is driven by the second linear module 4 to move to the next welding position in advance and press the aluminum row to wait for welding, when the welding of the preceding welding and pressing mechanism 5 is completed, the welding of the subsequent welding and pressing mechanism 5 is started, at the same time, the preceding welding and pressing mechanism 5 is moved to another welding position to wait for welding, and so on. The two welding and pressing mechanisms 5 are alternately operated, so that the aluminum row is always in the state of being pressed in advance, thereby the time required for pressing the aluminum row can be greatly reduced, and the welding efficiency is greatly improved.

[0037] In addition, the welding and pressing mechanism 5 is provided with the two welding and pressing assemblies 52, and the interval between the two welding and pressing assemblies 52 can be flexibly adjusted under the action of the adjusting assembly 53, so that on the one hand, the efficiency of single welding is improved, that is, the welding of two welding points can be completed at one time, and on the other hand, the interval between the two welding and pressing assemblies 52 can be adjusted to adapt to battery cells with different thicknesses, so that the compatibility and application range of the welding and pressing mechanism 5 are improved.

[0038] Please refer to Figure 3In the embodiment, the welding and pressing assembly 52 comprises a connecting block 521 arranged on the mounting plate 51, a cylinder 522 arranged on the connecting block 521, a bracket 523 slidingly arranged on the connecting block 521, and a welding and pressing unit arranged on the bracket 523. The cylinder 522 is used to drive the bracket 523 to move along a third direction, which is perpendicular to the first direction and the second direction. Specifically, the mounting plate 51 of the embodiment is a right-angled plate body structure, and the connecting block 521 can also be a right-angled block structure. The cylinder 522 and the bracket 523 can be respectively arranged on two right-angled edges of the connecting block 521. The output shaft of the cylinder 522 is fixedly connected with the bracket 523, and the bracket 523 is connected with the connecting block 521 through a sliding block sliding rail mechanism, so that the stability of the bracket 523 can be ensured. The cylinder 522 can drive the bracket 523 to move along the third direction, which is the Z-axis direction.

[0039] In the embodiment, the welding and pressing unit is driven by the cylinder 522 to move along the third direction, so that the welding and pressing unit can realize three-axis movement, i.e., movement along the X-axis, the Y-axis and the Z-axis, under the action of the first linear module 3, the second linear module 4 and the cylinder 522, so that high-precision positioning and stable pressing of the welding and pressing unit on the welding position can be realized. The connecting block 521 facilitates the installation of the whole welding and pressing assembly 52, so that the welding and pressing assembly 52 can be regarded as an independent whole. The bracket 523 is slidingly arranged on the connecting block 521, which not only ensures the stability of the movement of the welding and pressing unit, but also enhances the overall stability of the assembly.

[0040] Please continue to refer to Figure 3 In the embodiment, the welding and pressing unit comprises a pressing head 524 and a welding head (not shown in the figure). A through hole 5241 is arranged on the pressing head 524, and a positioning ring 54 is arranged at the lower end of the through hole 5241. The welding head is located above the through hole 5241. Specifically, the pressing head 524 and the welding head are both arranged on the bracket 523, and the welding head is located directly above the pressing head 524. The positioning ring 54 is fixed on the pressing head 524, and the positioning ring 54 simultaneously plays the role of pressing the aluminum row and positioning the welding point. The welding head of the embodiment is a laser welding head.

[0041] The arrangement of the through hole 5241 and the positioning ring 54 provides an accurate and stable installation and positioning environment for the welding head, ensures the position accuracy of the welding head during the welding process, effectively avoids the welding quality problems caused by deviation or shaking, and improves the consistency and reliability of the welding. In addition, the design of the through hole 5241 is also helpful for the dissipation of heat generated during welding.

[0042] Please refer to Figure 5The positioning ring 54 of the embodiment comprises an outer ring 541 and an inner ring 542, the outer ring 541 is sleeved outside the inner ring 542, and a gas outlet gap is arranged between the inner side wall of the outer ring 541 and the outer side wall of the inner ring 542, and the side surface of the pressure head 524 is provided with a gas hole 5242 in communication with the gas outlet gap. Wherein, the hole diameter of the inner ring 542 close to one end of the through hole 5241 is greater than or equal to the hole diameter of the through hole 5241, the pressure head 524 is connected with a gas valve in communication with the gas hole 5242, the gas valve is connected with an external gas source, and the opening and closing of the straight hole gas valve can control the amount of gas entering the gas hole 5242, thereby controlling the gas outlet amount of the gas outlet gap.

[0043] The arrangement of the gas hole 5242 and the gas outlet gap enables the positioning ring 54 to have the function of blowing gas. By introducing gas into the gas hole, the gas can be blown out from the gas outlet gap and towards the welding position, thereby ensuring the cleanliness of the welding position and improving the welding quality. In addition, the gas can also remove the residues generated during the welding process, such as slag and spatter, to a certain extent.

[0044] Please refer to Figure 3 It should be noted that the outer cover of the welding head is provided with a dust cover 55, and the dust cover 55 is connected with a dust removal pipe 551. The dust cover 55 is installed on the support 523, and the welding head can be installed on the dust cover 55 or the support 523. The design of the dust cover 55 can effectively capture the smoke and harmful gas generated during the welding process, and discharge them out of the working area through the dust removal pipe 551, which helps to improve the environmental quality of the welding operation, reduces the risk of workers exposed to harmful substances, and helps to protect the respiratory system and overall health of workers.

[0045] In the embodiment, the adjusting assembly 53 is connected with one of the welding pressure assembly 52, and the adjusting assembly 53 is used to drive the welding pressure assembly 52 connected therewith to move in the second direction. Specifically, the connecting block 521 of one of the welding pressure assembly 52 is fixed on the mounting plate 51 by bolts, and the connecting block 521 of the other welding pressure assembly 52 is connected on the mounting plate 51 by a slide rail and slide block mechanism, so that one of the welding pressure assembly 52 can move relative to the mounting plate 51.

[0046] The embodiment can accurately control the moving distance of the welding pressure assembly 52 connected therewith in the second direction by the driving of the adjusting assembly 53, and further control the distance between the two welding pressure assemblies 52, so as to dynamically adjust according to the actual welding requirement, and make it flexible to adapt to different thicknesses of the battery cell.

[0047] Please refer to Figure 4In the embodiment, the adjusting assembly 53 comprises a motor 531 arranged on the mounting plate 51, a screw rod 532 connected with the output shaft of the motor 531, and a moving block 533 connected with the connecting block 521, and the screw rod 532 is threadedly connected with the moving block 533. The motor 531 is fixed on the mounting plate 51, and the moving block 533 is fixed on the connecting block 521.

[0048] The screw rod 532 is driven to rotate by the motor 531, and the moving block 533 can be accurately moved along the screw rod 532 due to the thread connection between the screw rod 532 and the moving block 533, so that the welding and pressing assembly 52 can be accurately adjusted in a small range. In addition, the thread connection between the screw rod 532 and the moving block 533 has a self-locking characteristic, and when the motor 531 stops running, the moving block 533 can be kept at the current position and will not move due to external force.

[0049] The adjusting assembly 53 and the welding and pressing assembly 52 of the embodiment are respectively located on opposite sides of the mounting plate 51, and the mounting plate 51 is provided with a slot hole 511, and the moving block 533 is connected with the connecting block 521 after passing through the slot hole 511. The slot hole 511 penetrates through the mounting plate 51, and the moving block 533 can move in the slot hole 511. The slot hole 511 can be a rectangular space or a strip-shaped hole, and the length direction thereof extends along the second direction. The layout mode of the adjusting assembly 53 and the welding and pressing assembly 52 makes the structure of the whole welding and pressing mechanism 5 more compact, occupies less space, can better utilize the space resources, and improves the flexibility of use.

[0050] Please refer to Figure 1 In the embodiment, the base comprises two fixed tables 1 arranged at intervals, the first linear module 3 is arranged on one of the fixed tables 1, and one end of the supporting plate 2 is connected with the output end of the first linear module 3 and the other end is slidingly clamped on the other fixed table 1. Specifically, one end of the supporting plate 2 is fixedly connected with the output end of the first linear module 3, and the other end is slidingly clamped on the other fixed table 1 through a slide rail and block mechanism. The two fixed tables 1 arranged at intervals support the whole welding system, not only providing a stable foundation, but also enhancing the stability of the structure.

[0051] It should be noted that the supporting plate 2 is provided with an avoiding hole 21, the two second linear modules 4 are located on opposite sides of the avoiding hole 21, and the two welding and pressing mechanisms 5 are located in the avoiding hole 21. By arranging the avoiding hole 21 on the supporting plate 2 and arranging the two second linear modules 4 and the welding and pressing mechanisms 5 on opposite sides and inside of the avoiding hole 21 respectively, the spatial layout of the whole welding system is optimized, so that the various assemblies can be compactly installed together, unnecessary space waste is reduced, and the space utilization rate is improved.

[0052] In the description of the utility model, it is understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0053] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise expressly specifically limited.

[0054] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A dual drive welder-press, characterized by, The utility model relates to a welding and pressing device, which comprises: a base; a support plate and a first linear module arranged on the base, the first linear module being used to drive the support plate to move in a first direction; two second linear modules symmetrically arranged on the support plate and two pressing and welding mechanisms respectively connected with the two second linear modules, the second linear modules being used to drive the pressing and welding mechanisms to move in a second direction, the second direction being perpendicular to the first direction; wherein the pressing and welding mechanism comprises a mounting plate arranged at the output end of the second linear module, two welding and pressing assemblies arranged at intervals on the mounting plate, and an adjusting assembly arranged on the mounting plate and used to adjust the distance between the two welding and pressing assemblies.

2. The dual drive welding press device of claim 1, wherein, The welding and pressing assembly comprises a connecting block arranged on the mounting plate, a pneumatic cylinder arranged on the connecting block, a bracket slidingly arranged on the connecting block, and a welding and pressing unit arranged on the bracket, the pneumatic cylinder being used to drive the bracket to move in a third direction, the third direction being perpendicular to the first direction and the second direction.

3. The dual drive welder-press according to claim 2, wherein, The welding and pressing unit comprises a pressing head and a welding head, the pressing head being provided with a through hole, the lower end of the through hole being provided with a positioning ring, and the welding head being located above the through hole.

4. The dual drive welder-press according to claim 3, wherein, The positioning ring comprises an outer ring and an inner ring, the outer ring being sleeved outside the inner ring, and a gas outlet gap being arranged between the inner side wall of the outer ring and the outer side wall of the inner ring, the side surface of the pressing head being provided with a gas hole in communication with the gas outlet gap.

5. The dual drive welder-press according to claim 3, wherein, The outer cover of the welding head is provided with a dust removal cover, and the dust removal cover is connected with a dust removal pipe.

6. The dual drive welding press device of claim 2, wherein, The adjusting assembly is connected with one of the welding and pressing assemblies, and the adjusting assembly is used to drive the welding and pressing assembly connected therewith to move in the second direction.

7. The dual drive welder-press according to claim 6, wherein, The adjusting assembly comprises a motor arranged on the mounting plate, a lead screw connected with the output shaft of the motor, and a moving block connected with the connecting block, the lead screw being threadedly connected with the moving block.

8. The dual drive welder-press according to claim 7, wherein, The adjusting assembly and the welding and pressing assembly are respectively located on opposite sides of the mounting plate, the mounting plate is provided with a slot, and the moving block is connected with the connecting block after passing through the slot.

9. The dual drive welding press device of claim 1, wherein, The base comprises two fixed tables arranged at intervals, the first linear module is arranged on one of the fixed tables, one end of the support plate is connected with the output end of the first linear module, and the other end of the support plate is slidingly arranged on the other fixed table.

10. Double drive welder-press according to any of claims 1-9, characterized in that The support plate is provided with a position avoiding hole, the two second linear modules are located on opposite sides of the position avoiding hole, and the two pressing and welding mechanisms are located in the position avoiding hole.

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