CN212734797U

CN212734797U - Two-sided electricity core spot welder

Info

Publication number: CN212734797U
Application number: CN202021527561.4U
Authority: CN
Inventors: 雷红军; 雷应平; 方英杰
Original assignee: Dongguan Leiwei Electronic Co ltd
Current assignee: Dongguan Leiwei Electronic Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-03-19
Anticipated expiration: 2030-07-28

Abstract

The utility model relates to a two-sided electricity core spot welder, it includes workstation, battery tool, fixed establishment and welding mechanism, the bar-shaped block has set firmly on the workstation, be equipped with the installation piece of installation battery tool on the bar-shaped block, the top of installation piece has seted up the locating hole, the locating hole slides in and is connected with the locating piece, be equipped with the piece that resets in the locating hole, still be equipped with the first drive assembly that drives the installation piece and carry out reciprocating motion along the length direction of bar-shaped block on the bar-shaped block; the fixing mechanism comprises a fixing plate and a second driving assembly for driving the fixing plate to slide along the vertical direction; welding mechanism is equipped with two sets ofly and distributes respectively in the both sides of battery tool, and welding mechanism includes soldered connection, drive soldered connection and carries out reciprocating motion's driving piece and the third drive assembly that the drive soldered connection slided along vertical direction towards the direction of battery tool place. The utility model discloses have the effect that reduces staff intensity of labour, improves production efficiency and is favorable to realizing the production standardization of group battery.

Description

Two-sided electricity core spot welder

Technical Field

The utility model belongs to the technical field of the technique of spot welder and specifically relates to a two-sided electricity core spot welder is related to.

Background

At present, in the production and processing process of batteries, single battery cells are often required to be combined to form a battery pack, and the process is generally realized by spot welding metal sheets to the positive pole and the negative pole of a plurality of battery cells.

The existing mode for spot-welding the metal sheet on the battery cell mainly carries out single welding on each battery cell through manual operation, the labor intensity is high and the production efficiency is low when the battery pack is produced through the processing mode of manual spot welding, meanwhile, the mode of manual spot welding has large processing errors, and the production standardization of the battery pack is not convenient to realize.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a two-sided electric core spot welder, it has the advantage that reduces staff intensity of labour, improves production efficiency and is favorable to realizing the production standardization of group battery.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a double-sided battery core spot welding machine comprises a workbench, a battery jig for clamping and fixing a battery core, a fixing mechanism for fixing the battery jig and a welding mechanism for welding the battery core, wherein a strip-shaped block is fixedly arranged on the workbench, an installation block for installing the battery jig is arranged on the strip-shaped block, a positioning hole is formed in the top of the installation block, a positioning block is connected in the positioning hole in a sliding manner, a reset piece is arranged in the positioning hole, the reset piece enables the free end, close to the end portion of the positioning block, to penetrate out of the positioning hole all the time, when the battery jig is installed on the installation block, the battery jig abuts against one side of the positioning block, and a first driving assembly for driving the installation block to reciprocate along the length direction of the strip-shaped block is further arranged on;

the fixing mechanism comprises a fixing plate and a second driving assembly for driving the fixing plate to slide along the vertical direction, and when the fixing mechanism is used for fixing the battery jig, the fixing plate is abutted against the top of the battery jig;

the welding mechanism is provided with two groups of welding heads which are respectively distributed on two sides of the battery jig, and comprises a welding head, a driving piece for driving the welding head to reciprocate towards the direction of the battery jig, and a third driving assembly for driving the welding head to slide along the vertical direction.

By adopting the technical scheme, when the metal sheet and the battery core are subjected to spot welding, the metal sheet and the battery core are firstly installed on the battery jig, then the battery jig is placed on the installation block, the battery jig is abutted against one side of the positioning block, the positioning block plays a role in primarily positioning the battery jig, then the fixing plate is driven by the second driving assembly to abut against the top of the battery jig so as to stably fix the battery jig, the installation block is driven by the first driving assembly to reciprocate, the welding head is driven by the third driving assembly to slide along the vertical direction so as to enable the welding head to carry out spot welding on the metal sheet and the battery core at different positions, and further the production of the battery pack is completed, the metal sheet and the battery core do not need to be manually subjected to spot welding by workers in the production process of the battery pack, the labor intensity of the workers is reduced, the production efficiency is improved, the position error of the metal sheet and the battery core is smaller due to, thereby facilitating the realization of the production standardization of the battery pack.

The present invention may be further configured in a preferred embodiment as: the equal fixedly connected with baffle in both sides of installation piece, the one side that battery tool was kept away from to the locating piece is the wedge setting.

Through adopting above-mentioned technical scheme, the baffle of both sides forms a slide rail, the setting of cooperation locating piece wedge face, make one side butt of battery tool when the wedge face of locating piece, the locating piece has the component of vertical direction and slides in to the locating hole, when the battery tool no longer the butt when the wedge face of locating piece, the locating piece pops out the locating hole under the reset action of piece that resets, and then realize the preliminary location to battery tool, being provided with of wedge face does benefit to simple and convenient staff and carries out the operation of preliminary location to battery tool, and simultaneously, the setting up of baffle makes battery tool install and is difficult for breaking away from the both sides of installation piece when the installation piece.

The present invention may be further configured in a preferred embodiment as: the locating piece, the locating hole and the reset piece are provided with a plurality of groups along the length direction of the mounting piece.

Through adopting above-mentioned technical scheme, the device can carry out preliminary location to the battery tool of different length dimensions to be favorable to further strengthening the device's suitability.

The present invention may be further configured in a preferred embodiment as: the locating piece is all fixedly connected with the unlocking rod horizontally arranged, one side of the horizontal direction of the mounting piece is provided with the unlocking groove vertically arranged, the unlocking groove is communicated with the locating hole, and the unlocking rod penetrates out of the unlocking groove along the horizontal direction and is connected with the unlocking groove in a sliding mode.

Through adopting above-mentioned technical scheme, when removing the preliminary positioning action of locating piece to battery jig, press the unblock pole downwards, the unblock pole drives the locating piece and slides towards the direction at locating hole place, and when the locating piece was located the locating hole, the preliminary location to battery jig was removed to the locating piece, and setting up of unblock pole provides the impetus of the application of force of being convenient for the staff to remove the locating piece, and then the staff of being convenient for removes the preliminary location of battery jig.

The present invention may be further configured in a preferred embodiment as: first drive assembly includes first lead screw and first motor, first lead screw level sets up and first lead screw fixed connection in the pivot of first motor, the first groove of sliding of extending along its length direction is seted up at the top of bar piece, first lead screw penetrates first inslot that slides and rotates with the bar piece and is connected, the first sliding block of bottom fixedly connected with of installation piece, first sliding block is located first sliding inslot and slides the cooperation with first sliding groove, first lead screw pass first sliding block and with first sliding block screw-thread fit.

Through adopting above-mentioned technical scheme, the first lead screw of first motor drive carries out the rotation, thereby first sliding block slides along first sliding groove because of the screw-thread fit with first lead screw, and then realizes that the installation piece carries out reciprocating motion's process along bar length direction, and the setting up of first lead screw and first motor makes the installation piece carry out reciprocating motion's simple structure, and the practicality is strong.

The present invention may be further configured in a preferred embodiment as: the driving piece is a driving cylinder, and the welding head is fixedly arranged at one end of a piston rod of the driving cylinder.

Through adopting above-mentioned technical scheme, drive actuating cylinder and drive its piston rod and carry out reciprocating motion, and then make the soldered connection carry out reciprocating motion towards the battery tool place direction along with the piston rod, the setting that drives actuating cylinder makes the soldered connection carry out reciprocating motion's simple structure, and the suitability is strong.

The present invention may be further configured in a preferred embodiment as: and one surface of the fixing plate, which faces the battery jig, is fixedly provided with a wear-resistant pad.

Through adopting above-mentioned technical scheme, when the setting of abrasion pad was favorable to reducing the fixed plate and fixes the battery tool, the rigidity friction between battery tool and the fixed plate to be favorable to reducing the wearing and tearing condition of battery tool.

The present invention may be further configured in a preferred embodiment as: and a material receiving box for receiving the welded battery pack is arranged on the workbench.

Through adopting above-mentioned technical scheme, after battery core and sheetmetal spot welding accomplished, the staff can put the group battery after the welding in earlier and receive the workbin and then carry out unified processing to the work efficiency when being favorable to improving the group battery and unloading.

To sum up, the utility model discloses a following at least one useful technological effect:

1. in the production process of the battery pack, workers do not need to manually spot-weld the metal sheets and the battery cores, so that the labor intensity of the workers is reduced, and the production efficiency is improved;

2. the positioning block, the positioning hole and the reset piece are provided with a plurality of groups along the length direction of the mounting block, so that the device can be used for preliminarily positioning battery jigs with different length sizes, and the applicability of the device is further enhanced;

3. the unlocking rod is arranged to provide a force application point convenient for a worker to move the positioning block, and then the worker can conveniently unlock the primary positioning of the battery jig.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is an exploded view of a mounting block and a bar block in an embodiment of the invention;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of a battery fixture according to an embodiment of the present invention.

In the figure: 1. a work table; 2. a bar-shaped block; 3. mounting blocks; 4. a first sliding groove; 5. a first sliding block; 6. a first lead screw; 7. a first motor; 8. a baffle plate; 9. positioning holes; 10. positioning blocks; 11. a return spring; 12. an unlocking lever; 13. unlocking the groove; 14. placing the plate; 15. placing holes; 16. a side plate; 17. spot welding holes; 18. a first magnet; 19. a second magnet; 20. a fixing plate; 21. a first vertical block; 22. a second sliding groove; 23. a second sliding block; 24. a second lead screw; 25. a second motor; 26. clamping a plate; 27. a wear pad; 28. welding a head; 29. a second vertical block; 30. a third sliding groove; 31. a third sliding block; 32. a carrier plate; 33. a driving cylinder; 34. a third motor; 35. a third screw rod; 36. a material receiving box; 37. a separator.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a two-sided electric core spot welder, including workstation 1, battery tool, fixed establishment and welding mechanism.

Referring to fig. 1 and 2, a bar-shaped block 2 is fixedly mounted on a workbench 1, a mounting block 3 for mounting a battery jig is arranged at the top of the bar-shaped block 2, the mounting block 3 is in a bar shape, a first sliding groove 4 extending along the length direction of the bar-shaped block is formed at the top of the bar-shaped block 2, the mounting block 3 is fixedly connected with a first sliding block 5, the first sliding block 5 is positioned in the first sliding groove 4 and is connected with the first sliding groove 4 in a sliding manner, the longitudinal sections of the first sliding block 5 and the first sliding groove 4 are both in a T shape, so that the sliding process of the first sliding block 5 along the first sliding groove 4 is stable, a first driving assembly is arranged on the bar-shaped block 2, the first driving assembly comprises a first screw rod 6 and a first motor 7, the first screw rod 6 is horizontally arranged and the first screw rod 6 is fixedly connected to a rotating shaft of the first motor 7, the first screw rod 6 horizontally penetrates through the first sliding block 5 and is in threaded fit with the first sliding, so that the mounting block 3 reciprocates along the length direction of the bar block 2 when the first motor 7 drives the first lead screw 6 to rotate.

Referring to fig. 2 and 3, the both sides fixed mounting of 3 width direction of installation piece has rectangular form baffle 8 to prevent that battery jig from breaking away from installation piece 3, locating hole 9 has been seted up at the top of installation piece 3, sliding connection has locating piece 10 in the locating hole 9, be provided with in the locating piece 10 and make the locating piece 10 wear out the piece that resets outside locating hole 9 all the time near the free end of its tip, reset is reset spring 11, reset spring 11's one end fixed connection is in the pore wall that its drill way was kept away from to locating hole 9, reset spring 11's other end fixed connection is in the lateral wall of locating piece 10, when battery jig installs in installation piece 3, battery jig butt in one side of locating piece 10, in order to carry out preliminary location.

The one side that battery tool was kept away from to locating piece 10 is the wedge setting, in order to further be convenient for locating piece 10 to carry out preliminary location to battery tool, state locating piece 10, locating hole 9 and the piece that resets are provided with four groups along the length direction of installation piece 3, so that the device can fix a position the battery tool of different length, in order to relieve the preliminary location of locating piece 10, one side fixed connection of locating piece 10 has unlocking lever 12 that the level set up, the unlocking groove 13 of vertical setting is seted up to one side of 3 horizontal directions of installation piece, unlocking groove 13 and locating hole 9 intercommunication, unlocking lever 12 is worn out outside unlocking groove 13 and is slided with unlocking groove 13 along the horizontal direction and be connected.

Referring to fig. 4, the battery jig includes two plates 14 that place that are the cuboid form just to setting up, two place plates 14 and all offer the hole 15 of placing that is used for placing the battery core, place hole 15 and be the through-hole and place hole 15 parallel arrangement three rows, two one sides of placing plate 14 each other and keeping away from all have curb plate 16 through screw fixed mounting, two curb plates 16 all offer spot welding hole 17, spot welding hole 17 is used for placing the sheetmetal of treating the welding, spot welding hole 17's pore wall fixed mounting has first magnet 18, in order to carry out the actuation fixed to the sheetmetal, spot welding hole 17 corresponds with place hole 15 and is provided with three rows, two spot welding holes 17 of curb plate 16 are linked together with two holes 15 of placing plate 14 respectively, two one sides of placing plate 14 each other and being close to each other all inlay and be equipped with second magnet 19, so that two positions of placing plate 14 are relatively fixed.

Referring back to fig. 1 and 2, the fixing mechanism is used for fixing the battery fixture, the fixing mechanism includes a fixing plate 20 and a second driving assembly, the top of the mounting block 3 is fixedly connected with a vertically arranged first standing block 21, a vertically arranged second sliding groove 22 is formed on the side wall of the first standing block 21 in the horizontal direction, the fixing plate 20 is fixedly connected with a second sliding block 23, the second sliding block 23 is located in the second sliding groove 22 and is connected with the second sliding groove 22 in a sliding manner, the cross sections of the second sliding block 23 and the second sliding groove 22 are both T-shaped, so that the sliding process of the second sliding block 23 along the second sliding groove 22 is stable, the second driving assembly includes a second lead screw 24 and a second motor 25, the second lead screw 24 is vertically arranged, the second lead screw 24 is fixedly connected to the rotating shaft of the second motor 25, the second lead screw 24 passes through the second sliding block 23 in the vertical direction and is in threaded fit with the second sliding block 23, so that second motor 25 drive second lead screw 24 when rotating, fixed plate 20 carries out reciprocating motion along the direction of height of first upright piece 21, when fixed plate 20 contradicts in battery jig's top, because the self-locking effect of lead screw, make battery jig's position fix, the long banding cardboard 26 of both sides fixedly connected with of fixed plate 20, it is spacing to further carry out battery jig, fixed plate 20 is fixed with wear pad 27 towards one side bonding of battery jig, wear pad 27's material is preferably rubber, in order to reduce the friction between battery jig and the fixed plate 20.

Referring to fig. 1, the welding mechanism includes a welding head 28, a driving member and a third driving assembly, the welding head 28 is disposed toward the battery fixture, the driving member is used for driving the welding head 28 to reciprocate toward the battery fixture, the third driving assembly is used for driving the welding head 28 to slide along the vertical direction, the workbench 1 is fixedly installed with a second vertical block 29 which is vertically disposed, one side wall of the second vertical block 29 in the horizontal direction is provided with a third sliding groove 30, a third sliding block 31 is connected in the third sliding groove 30 in a sliding manner, the cross sections of the third sliding block 31 and the third sliding groove 30 are both T-shaped, so that the sliding process of the third sliding block 31 along the third sliding groove 30 is stable, the third sliding block 31 is fixedly connected with a bearing plate 32, the driving member is a driving cylinder 33, the welding head 28 is fixedly installed at one end of a piston rod of the driving cylinder 33, so that the driving cylinder 33 drives the welding, drive actuating cylinder 33 level setting and its fixed mounting in loading board 32, third drive assembly includes third motor 34 and third lead screw 35, the vertical setting of third lead screw 35 and third lead screw 35 fixed connection in the pivot of third motor 34, third lead screw 35 passes third sliding block 31 and with third sliding block 31 screw-thread fit along vertical direction, so that when third motor 34 drives third lead screw 35 and rotates, third sliding block 31 and loading board 32 drive soldered connection 28 carry out reciprocating motion along the direction of height that the second found piece 29, welding mechanism and second found piece 29 all are provided with two sets ofly and are located the both sides of 2 width directions of strip-shaped piece respectively, weld with the battery core with the sheetmetal of battery tool both sides simultaneously.

Install on the workstation 1 and receive workbin 36, the open-top of receiving workbin 36 and it is close to bar shape piece 2 and sets up to make and receive workbin 36 and be used for receiving the material to the group battery after the welding, install two baffles 37 in the receiving workbin 36, two baffles 37 will receive workbin 36 and separate into the three-layer, receive the material with classifying to the group battery after the welding.

The implementation principle of the embodiment is as follows: when the metal sheet and the battery core are subjected to spot welding, the metal sheet and the battery core to be welded are firstly placed in a battery jig, then the battery jig is placed in the mounting block 3 and pushed to be initially positioned under the action of the positioning block 10, the second screw rod 24 is driven to rotate by the second motor 25, when the fixing plate 20 slides downwards to a state of tightly abutting against the top of the battery jig, the battery jig is stably fixed, the first screw rod 6 is driven to rotate by the first motor 7 to enable the mounting block 3 to reciprocate, the third screw rod 35 is driven to rotate by the third motor 34 to enable the welding head 28 to slide along the vertical direction, the welding head 28 is enabled to carry out spot welding on the metal sheet and the battery core at different positions, the production of the battery pack is completed, and the metal sheet and the battery core do not need to be subjected to spot welding by a worker in the production process of the battery pack, make staff's intensity of labour reduce and be favorable to improving production efficiency, battery tool and locating piece 10 set up the position error when making sheetmetal and battery core carry out spot welding less, and then be favorable to realizing the production standardization of group battery.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a two-sided electricity core spot welder which characterized in that: comprises a workbench (1), a battery jig for clamping and fixing a battery core, a fixing mechanism for fixing the battery jig and a welding mechanism for welding the battery core, a bar-shaped block (2) is fixedly arranged on the workbench (1), a mounting block (3) for mounting a battery jig is arranged on the bar-shaped block (2), the top of the mounting block (3) is provided with a positioning hole (9), the positioning hole (9) is connected with a positioning block (10) in a sliding way, a reset piece is arranged in the positioning hole (9) to ensure that the free end of the positioning block (10) close to the end part of the positioning block always penetrates out of the positioning hole (9), when the battery jig is arranged on the mounting block (3), the battery jig is abutted against one side of the positioning block (10), the bar-shaped block (2) is also provided with a first driving component for driving the mounting block (3) to reciprocate along the length direction of the bar-shaped block (2);

the fixing mechanism comprises a fixing plate (20) and a second driving assembly for driving the fixing plate (20) to slide along the vertical direction, and when the fixing mechanism is used for fixing the battery jig, the fixing plate (20) is abutted against the top of the battery jig;

welding mechanism is provided with two sets ofly and distributes respectively in the both sides of battery tool, welding mechanism includes soldered connection (28), drive soldered connection (28) carry out reciprocating motion's driving piece and drive soldered connection (28) along the third drive assembly that vertical direction slided towards battery tool place direction.

2. The double-sided cell spot welder of claim 1, characterized in that: the battery jig is characterized in that baffles (8) are fixedly connected to the two sides of the mounting block (3), and one surface, away from the battery jig, of the positioning block (10) is wedge-shaped.

3. The double-sided cell spot welder of claim 2, characterized in that: the positioning blocks (10), the positioning holes (9) and the reset pieces are provided with a plurality of groups along the length direction of the mounting block (3).

4. The double-sided cell spot welder of claim 3, characterized in that: the equal fixed connection of locating piece (10) has unlocking lever (12) that the level set up, vertical setting's unlocking groove (13) are seted up to one side of installation piece (3) horizontal direction, unlocking groove (13) and locating hole (9) intercommunication, unlocking lever (12) are worn out unlocking groove (13) along the horizontal direction and are connected outward and with unlocking groove (13) slide.

5. The double-sided cell spot welder of claim 1, characterized in that: first drive assembly includes first lead screw (6) and first motor (7), first lead screw (6) level sets up and first lead screw (6) fixed connection in the pivot of first motor (7), first sliding groove (4) that extend along its length direction are seted up at the top of bar (2), first lead screw (6) penetrate in first sliding groove (4) and rotate with bar (2) and be connected, the first sliding block (5) of bottom fixedly connected with of installation piece (3), first sliding block (5) are located first sliding groove (4) and slide the cooperation with first sliding groove (4), first lead screw (6) pass first sliding block (5) and with first sliding block (5) screw-thread fit.

6. The double-sided cell spot welder of claim 1, characterized in that: the driving piece is a driving cylinder (33), and the welding head (28) is fixedly arranged at one end of a piston rod of the driving cylinder (33).

7. The double-sided cell spot welder of claim 1, characterized in that: and a wear-resistant pad (27) is fixedly arranged on one surface, facing the battery jig, of the fixing plate (20).

8. The double-sided cell spot welder of claim 1, characterized in that: and a material receiving box (36) for receiving the welded battery pack is arranged on the workbench (1).