Multifunctional integrated battery module clamping device

Abstract

The present invention relates to a multifunctional integrated battery module clamping device, wherein a robot connection flange is installed at one end of an installation box, and a battery module welding front clamping mechanism and a battery module welding rear clamping mechanism are respectively installed on the upper end face and the lower end face of the installation box, wherein the battery module welding front clamping mechanism comprises two rows of first clamping jaws, a first power cylinder and a first motion guide plate, wherein the two rows of first clamping jaws are installed on the first motion guide plate and driven by the first power cylinder to perform relative grasping and clamping movements, and the relative inner sides of the two rows of first clamping jaws are respectively correspondingly installed with positioning strips along the length direction, and the battery module welding rear clamping mechanism comprises two rows of second clamping jaws, a second power cylinder and a second motion guide plate, wherein the two rows of second clamping jaws are installed on the second motion guide plate and driven by the second power cylinder to perform relative grasping and clamping movements. The invention can be simultaneously applied to grasping battery modules before and after side plate welding, which is beneficial to improving production rhythm and production efficiency.

Description

Technical Field

[0001] The invention belongs to the technical field of battery module clamps, and in particular relates to a multifunctional integrated battery module clamp device. Background Art

[0002] The existing battery module clamping jaws have relatively simple functions. Different battery module clamping jaws are required for the battery module before and after the side panel welding. Replacing the clamping jaws during continuous production will seriously affect the production cycle and reduce production efficiency. Moreover, the existing battery module clamping jaws do not have the function of grabbing the battery module and the side panel at the same time, and cannot detect the length of the battery module while grabbing the battery module. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a multifunctional integrated battery cell module clamping device, which can be used to grasp the battery cell module before and after the side plate is welded, which is conducive to improving the production rhythm.

[0004] The technical solution adopted by the present invention to solve its technical problems is to provide a multifunctional integrated battery module clamping device, including an installation box and a robot connecting flange, the robot connecting flange is installed at one end of the installation box, and the upper end face and the lower end face of the installation box are respectively installed with a battery module welding front clamping mechanism and a battery module welding rear clamping mechanism, the battery module welding front clamping mechanism includes two rows of oppositely arranged first clamping jaws, a first power cylinder and a first motion guide plate, the two rows of first clamping jaws are installed on the first motion guide plate and driven by the first power cylinder to perform relative grasping and clamping movements, the opposite inner sides of the two rows of first clamping jaws are respectively correspondingly installed with positioning strips along the length direction, the battery module welding rear clamping mechanism includes two rows of oppositely arranged second clamping jaws, a second power cylinder and a second motion guide plate, the two rows of second clamping jaws are installed on the second motion guide plate and driven by the second power cylinder to perform relative grasping and clamping movements.

[0005] The first moving guide plate is symmetrically provided with first guide grooves, and the first guide grooves on both sides are in an eight-shaped shape. A first mounting plate is provided at the upper end of the first clamp, and a first guide wheel is provided at the upper end of the first mounting plate. The first guide wheel is installed inside the first guide groove and can move along the first guide groove. The two rows of first clamps are synchronously connected to the first power cylinder and driven by the first power cylinder to make the first guide wheel move along the first guide groove.

[0006] The first moving guide plate is installed to the end surface of the installation box through a first transverse slide rail arranged along the length direction of the installation box, and the two first installation plates are installed to the end surface of the installation box through first longitudinal slide rails arranged along the width direction of the installation box.

[0007] The second motion guide plate is symmetrically provided with second guide grooves, and the second guide grooves on both sides are in an eight-shaped shape. A second mounting plate is provided at the upper end of the second clamping jaw, and a second guide wheel is provided at the upper end of the second mounting plate. The second guide wheel is installed inside the second guide groove and can move along the second guide groove. The two rows of second clamping jaws are synchronously connected to the second power cylinder and driven by the second power cylinder to make the second guide wheel move along the second guide groove.

[0008] The second motion guide plate is installed to the end surface of the installation box through a second transverse slide rail arranged along the length direction of the installation box, and the two second installation plates are installed to the end surface of the installation box through second longitudinal slide rails arranged along the width direction of the installation box.

[0009] The bottoms of the two rows of first clamping jaws are respectively provided with anti-slip plates along the length direction facing the opposite inner sides, and the bottoms of the two rows of second clamping jaws are respectively provided with anti-slip blocks along the length direction facing the opposite inner sides.

[0010] Side plate suction mechanisms are respectively provided on both sides of the clamping mechanism before welding the battery core module.

[0011] The side panel suction mechanism includes a side panel lateral movement cylinder, a side panel lifting cylinder, a mounting bracket, a plurality of suction cups, a side panel positioning plate, a side panel anti-drop detection sensor and a side panel anti-fool detection switch. The plurality of suction cups are installed on the mounting bracket with the adsorption surface vertical. The side panel positioning plate is installed at the end of the mounting bracket. The side panel anti-drop detection sensor and the side panel anti-fool detection switch are installed on the mounting bracket. The mounting bracket is driven by the side panel lifting cylinder to perform lifting movement and is driven by the side panel lateral movement cylinder to perform installation movement along the length of the mounting box.

[0012] A battery module length detection mechanism is respectively provided between the first clamping jaws of the clamping mechanism before welding the battery cell module and between the second clamping jaws of the clamping mechanism after welding the battery cell module.

[0013] The battery module length detection mechanism includes a fixed clamping plate, a movable clamping plate, a clamping force detection sensor, a battery module detection sensor, a length detection slide rail, a clamping cylinder, a laser rangefinder and a laser rangefinder reflector. The fixed clamping plate and the movable clamping plate are relatively arranged along the length direction of the installation box. The fixed clamping plate is fixedly installed on the installation box. The clamping force detection sensor is installed on the fixed clamping plate. The laser rangefinder is arranged corresponding to the fixed clamping plate along the width direction of the installation box. The battery module detection sensor is installed on the movable clamping plate. The laser rangefinder reflector is arranged corresponding to the movable clamping plate along the width direction of the installation box. The movable clamping plate and the laser rangefinder reflector are installed on the installation box through the length detection slide rail and are driven by the clamping cylinder to move along the length direction of the installation box.

[0014] Beneficial Effects

[0015] First, the present invention is an integrated structure of the clamping mechanism before welding the battery module and the clamping mechanism after welding the battery module. By rotating the clamping device of the present invention by a robot, it can be used to grasp the battery module before and after the side plate is welded, avoiding the need to switch the clamping device during continuous production, which is conducive to reducing the overall equipment cost, improving the production cycle, and improving production efficiency. The clamping mechanism has an anti-slip function to ensure the reliability of grasping the battery module.

[0016] Second, the present invention can grab the battery module before welding and absorb the side plate at the same time, which is convenient for the side plate welding process of the battery module and helps to reduce the overall equipment cost. The side plate absorption mechanism has anti-slip and anti-fool functions, which helps to ensure safe and smooth production.

[0017] Third, the present invention can automatically detect the length of the battery module while clamping the battery module before and after welding, which is convenient for subsequent production and expansion. At the same time, the battery module can be clamped and the clamping force can be monitored in the length direction to improve the stability of the battery module grasping. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the present invention.

[0019] Figure 2 This is a schematic diagram of the structure of the clamping mechanism before welding the battery module.

[0020] Figure 3 This is a schematic diagram of the structure of the clamping mechanism after welding the battery module.

[0021] Figure 4 It is a structural diagram of the installation box and the side plate suction mechanism.

[0022] Figure 5 It is a structural schematic diagram of the battery module length detection mechanism. DETAILED DESCRIPTION

[0023] The present invention will be further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms fall within the scope limited by the appended claims of the application equally.

[0024] like Figure 1A multifunctional integrated battery module clamping device shown includes an installation box 1, a robot connection flange 13, a battery module welding front clamping mechanism, a battery module welding rear clamping mechanism, a side plate suction mechanism and a battery module length detection mechanism. The robot connection flange 13 is installed at one end of the installation box 1 for connecting the robot. The battery module welding front clamping mechanism and the battery module welding rear clamping mechanism are respectively installed on the upper end face and the lower end face of the installation box 1, and the battery module welding front clamping mechanism is respectively provided with a side plate suction mechanism on both sides.

[0025] like Figure 2 As shown, the front clamping mechanism of the battery cell module welding includes two rows of first clamping jaws 2 arranged opposite to each other, a first power cylinder 3 and a first motion guide plate 4. The first motion guide plate 4 is installed to the end face of the installation box 1 through a first transverse slide rail 9 fixed along the length direction of the installation box 1. The first motion guide plate 4 is symmetrically provided with first guide grooves 4-1, and the first guide grooves 4-1 on both sides are in an eight-shaped shape. A first mounting plate 2-1 is provided at the upper end of the first clamping jaw 2, and two first mounting plates 2-1 are respectively installed to the end face of the installation box 1 through a first longitudinal slide rail 10 fixed along the width direction of the installation box 1. A first guide wheel 2-2 is provided at the upper end of the first mounting plate 2-1, and the first guide wheel 2-2 is installed inside the first guide groove 4-1 and can move along the first guide groove 4-1. The two rows of first clamping jaws 2 are synchronously connected to the first power cylinder 3 and driven by the first power cylinder 3 to make the first guide wheel 2-2 move along the first guide groove 4-1, so that the two rows of first clamping jaws 2 perform relative clamping movement. Positioning strips 2-3 are installed along the length direction on the opposite inner sides of the two rows of first clamps 2. Positioning strips 2-3 can position the cells of the unwelded side panels to ensure the neatness of the cells and prevent them from being staggered, which is conducive to improving the stability of grasping the unwelded cell modules. Anti-slip plates 2-4 are installed along the length direction on the opposite inner sides of the bottoms of the two rows of first clamps 2 to achieve the anti-slip function and improve the reliability of grasping the cell modules.

[0026] like Figure 3As shown, the clamping mechanism after welding of the battery cell module includes two rows of second clamping jaws 6, a second power cylinder 7 and a second motion guide plate 8. The second motion guide plate 8 is installed to the end face of the installation box 1 through a second transverse slide rail 11 fixed along the length direction of the installation box 1. The second motion guide plate 8 is symmetrically provided with second guide grooves 8-1, and the second guide grooves 8-1 on both sides are in an eight-shaped shape. The upper end of the second clamping jaw 6 is provided with a second mounting plate 6-1, and the two second mounting plates 6-1 are respectively installed to the end face of the installation box 1 through a second longitudinal slide rail 12 fixed along the width direction of the installation box 1. The upper end of the second mounting plate 6-1 is provided with a second guide wheel 6-2, which is installed inside the second guide groove 8-1 and can move along the second guide groove 8-1. The two rows of second clamping jaws 6 are synchronously connected to the second power cylinder 7 and driven by the second power cylinder 7 to make the second guide wheel 6-2 move along the second guide groove 8-1, so that the two rows of second clamping jaws 6 perform relative grasping and clamping movements. The bottoms of the two rows of second clamping jaws 6 are respectively provided with anti-slip blocks 6-3 along the length direction toward the opposite inner sides, thereby realizing the anti-slip function and improving the reliability of grasping the battery cell module after welding. The upper and lower end surfaces of the installation box 1 are respectively provided with clamping jaw in place detection sensors 5 to detect the grasping and clamping of the battery cell module by the first clamping jaw 2 and the second clamping jaw 6.

[0027] like Figure 4 As shown, the side panel suction mechanism includes a side panel lateral movement cylinder 14, a side panel lifting cylinder 15, a mounting bracket 16, two suction cups 17, a side panel positioning plate 18, a side panel anti-drop detection sensor 19 and a side panel anti-fool detection switch 20. The two suction cups 17 are horizontally mounted on the mounting bracket 16 with the adsorption surface vertical, and the side panel is sucked by the suction cups 17. The side panel positioning plate 18 is mounted on the end of the mounting bracket 16, and can position the side panel. The side panel anti-drop detection sensor 19 and the side panel anti-fool detection switch 20 are mounted on the mounting bracket 16 to achieve anti-drop and anti-fool functions. The mounting bracket 16 is driven by the side panel lifting cylinder 15 to perform lifting movement, and the mounting bracket 16 and the side panel lifting cylinder 15 can be driven by the side panel lateral movement cylinder 14 to move along the length of the mounting box 1.

[0028] A battery module length detection mechanism is provided between the first clamping jaws 2 of the clamping jaw mechanism before welding the battery module and between the second clamping jaws 6 of the clamping jaw mechanism after welding the battery module. Figure 5As shown, the battery module length detection mechanism includes a fixed clamping plate 21, a movable clamping plate 22, a clamping force detection sensor 23, a battery cell module detection sensor 24, a length detection slide rail 25, a clamping cylinder 26, a laser rangefinder 27 and a laser rangefinder reflector 28. The fixed clamping plate 21 and the movable clamping plate 22 are arranged relatively along the length direction of the installation box 1. The fixed clamping plate 21 is fixedly mounted on the installation box 1, and the clamping force detection sensor 23 is mounted on the fixed clamping plate 21, and is used to detect the clamping force of the fixed clamping plate 21 clamping the battery cell module. The laser rangefinder 27 is arranged corresponding to the fixed clamping plate 21 along the width direction of the installation box 1, and the laser rangefinder 27 is installed inside the installation box 1, and is used to emit laser to detect the length of the battery cell module. The battery cell module detection sensor 24 is installed on the movable clamping plate 22, and is used to detect whether the battery cell module is grasped or not. The laser rangefinder reflector 28 is arranged along the width direction of the installation box 1 corresponding to the movable clamping plate 22. The laser rangefinder reflector 28 is installed inside the installation box 1 and can reflect the laser emitted by the laser rangefinder 27. The movable clamping plate 22 and the laser rangefinder reflector 28 are installed on the installation box 1 through the length detection slide rail 25 and are driven by the clamping cylinder 26 to move along the length direction of the installation box 1. The clamping cylinder 26 is installed inside the installation box 1.

[0029] The multifunctional integrated battery cell module clamping device can be used to grasp both battery cell modules with welded side panels and battery cell modules without welded side panels, and can also absorb the side panels that need to be welded, and can detect the length of the battery cell module while grasping the battery cell module.

Claims

1. A multifunctional integrated battery module clamping device, comprising a mounting box (1) and a robot connecting flange (13), wherein the robot connecting flange (13) is mounted at one end of the mounting box (1), characterized in that: The upper end surface and the lower end surface of the installation box (1) are respectively installed with a front clamping mechanism for welding the battery cell module and a rear clamping mechanism for welding the battery cell module. The front clamping mechanism for welding the battery cell module comprises two rows of first clamping jaws (2) arranged opposite to each other, a first power cylinder (3) and a first motion guide plate (4). The two rows of first clamping jaws (2) are installed on the first motion guide plate (4) and driven by the first power cylinder (3) to perform relative clamping movement. Positioning strips (2-3) are respectively installed on the opposite inner sides of the two rows of first clamping jaws (2) along the length direction. The rear clamping mechanism for welding the battery cell module comprises two rows of second clamping jaws (6) arranged opposite to each other, a second power cylinder (7) and a second motion guide plate (8). The two rows of second clamping jaws (6) are installed on the second motion guide plate (8) and driven by the second power cylinder (7) to perform relative clamping movement. A battery module length detection mechanism is provided between the first clamping jaws (2) of the clamping jaw mechanism before welding the battery module and between the second clamping jaws (6) of the clamping jaw mechanism after welding the battery module; The battery module length detection mechanism comprises a fixed clamping plate (21), a movable clamping plate (22), a clamping force detection sensor (23), a battery module detection sensor (24), a length detection slide rail (25), a clamping cylinder (26), a laser rangefinder (27) and a laser rangefinder reflector (28); the fixed clamping plate (21) and the movable clamping plate (22) are arranged opposite to each other along the length direction of the installation box (1); the fixed clamping plate (21) is fixedly mounted on the installation box (1); and the clamping force detection sensor (23) is mounted on the fixed clamping plate. (21), the laser rangefinder (27) is arranged along the width direction of the installation box (1) corresponding to the fixed clamping plate (21), the battery module detection sensor (24) is installed on the movable clamping plate (22), the laser rangefinder reflector (28) is arranged along the width direction of the installation box (1) corresponding to the movable clamping plate (22), the movable clamping plate (22) and the laser rangefinder reflector (28) are installed on the installation box (1) through a length detection slide rail (25) and are driven by a clamping cylinder (26) to move along the length direction of the installation box (1).

2. The multifunctional integrated battery module clamping device according to claim 1, characterized in that: The first moving guide plate (4) is symmetrically provided with first guide grooves (4-1), the first guide grooves (4-1) on both sides are in an eight-shaped shape, the upper end of the first clamping jaw (2) is provided with a first mounting plate (2-1), the upper end of the first mounting plate (2-1) is provided with a first guide wheel (2-2), the first guide wheel (2-2) is installed inside the first guide groove (4-1) and can move along the first guide groove (4-1), the two rows of first clamping jaws (2) are synchronously connected to the first power cylinder (3) and driven by the first power cylinder (3) so that the first guide wheel (2-2) moves along the first guide groove (4-1).

3. The multifunctional integrated battery module clamping device according to claim 2, characterized in that: The first moving guide plate (4) is mounted to the end surface of the installation box (1) via a first transverse slide rail (9) arranged along the length direction of the installation box (1), and the two first installation plates (2-1) are respectively mounted to the end surface of the installation box (1) via first longitudinal slide rails (10) arranged along the width direction of the installation box (1).

4. The multifunctional integrated battery module clamping device according to claim 1, characterized in that: The second moving guide plate (8) is symmetrically provided with second guide grooves (8-1), the second guide grooves (8-1) on both sides are in an eight-shaped shape, the upper end of the second clamping jaw (6) is provided with a second mounting plate (6-1), the upper end of the second mounting plate (6-1) is provided with a second guide wheel (6-2), the second guide wheel (6-2) is installed inside the second guide groove (8-1) and can move along the second guide groove (8-1), the two rows of second clamping jaws (6) are synchronously connected to the second power cylinder (7) and driven by the second power cylinder (7) to make the second guide wheel (6-2) move along the second guide groove (8-1).

5. The multifunctional integrated battery module clamping device according to claim 4, characterized in that: The second moving guide plate (8) is mounted to the end surface of the installation box (1) via a second transverse slide rail (11) arranged along the length direction of the installation box (1), and the two second installation plates (6-1) are respectively mounted to the end surface of the installation box (1) via second longitudinal slide rails (12) arranged along the width direction of the installation box (1).

6. The multifunctional integrated battery module clamping device according to claim 1, characterized in that: The bottoms of the two rows of first clamping jaws (2) are respectively provided with anti-slip plates (2-4) along the length direction, facing the opposite inner sides thereof, and the bottoms of the two rows of second clamping jaws (6) are respectively provided with anti-slip blocks (6-3) along the length direction, facing the opposite inner sides thereof.

7. A multifunctional integrated battery module clamping device according to claim 1, characterized in that: Side plate suction mechanisms are respectively provided on both sides of the clamping mechanism before welding the battery core module.

8. The multifunctional integrated battery module clamping device according to claim 7, characterized in that: The side panel suction mechanism comprises a side panel transverse moving cylinder (14), a side panel lifting cylinder (15), a mounting bracket (16), a plurality of suction cups (17), a side panel positioning plate (18), a side panel anti-drop detection sensor (19) and a side panel anti-mistake detection switch (20), wherein the plurality of suction cups (17) are mounted on the mounting bracket (16) with the adsorption surface vertical, the side panel positioning plate (18) is mounted on the end of the mounting bracket (16), the side panel anti-drop detection sensor (19) and the side panel anti-mistake detection switch (20) are mounted on the mounting bracket (16), and the mounting bracket (16) is driven by the side panel lifting cylinder (15) to perform lifting movement, and is driven by the side panel transverse moving cylinder (14) to perform installation movement along the length of the mounting box (1).

Images