CN110640286A

CN110640286A - Welding device for pure nickel sheet of rechargeable battery

Info

Publication number: CN110640286A
Application number: CN201910873071.5A
Authority: CN
Inventors: 张欣
Original assignee: Shenzhen Dehui Battery Material Co Ltd
Current assignee: Shenzhen Dehui Battery Material Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-01-03

Abstract

The invention discloses a welding device for pure nickel sheets of rechargeable batteries, which comprises a spot welding mechanism and a supporting base for supporting and fixing, the spot welding mechanism is arranged on the supporting base, the top of the supporting base is fixed with the workbench, the welding device for the pure nickel sheet of the rechargeable battery is different from the prior art, when the pure nickel sheet of the rechargeable battery is welded, the battery and the pure nickel sheet do not need to be continuously held by hands and aligned, after the rechargeable battery pack is positioned and fixed, the alignment welding work of the battery can be effectively facilitated through the directional movement, and avoid the constant hold-on battery to alignment welding to the quick-fix duty cycle mode of placing the battery, therefore, when the high-efficiency welding of the pure nickel sheet of the rechargeable battery is ensured, the fatigue of personnel can be effectively avoided, the working efficiency of the personnel is effectively prevented from being influenced, and the high-efficiency processing is ensured.

Description

Welding device for pure nickel sheet of rechargeable battery

Technical Field

The invention relates to the technical field of manual spot welding machines, in particular to a welding device for pure nickel sheets of rechargeable batteries.

Background

The spot welding machine adopts the principle of double-sided double-point overcurrent welding, when the spot welding machine works, two electrodes pressurize a workpiece to enable two layers of metals to form a certain contact resistance under the pressure of the two electrodes, when welding current flows from one electrode to the other electrode, instant heat welding is formed at two contact resistance points, the welding current instantly flows from the other electrode to the electrode along the two workpieces to form a loop, and the internal structure of the workpiece to be welded is not damaged.

However, when the existing manual spot welding machine is used, a person is required to continuously hold the battery and the pure nickel piece and continuously align the battery and the pure nickel piece to the spot welding part for welding, in the continuous welding process, the fatigue of the person is continuously increased, after the welding process is carried out for a long time, the continuous aggravated fatigue of the person easily causes the error of the work of the person, for example, the battery is loosened when the battery is held by the hand and falls off, or the battery needs to be aligned to the spot welding part for multiple times during welding, and the work efficiency of the person is seriously reduced.

Disclosure of Invention

The invention aims to provide a welding device for a pure nickel sheet of a rechargeable battery, which can avoid personnel fatigue and ensure the working efficiency, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a welding device for pure nickel sheets of rechargeable batteries comprises a spot welding mechanism and a supporting base used for supporting and fixing, wherein the spot welding mechanism is installed on the supporting base, a workbench is fixed at the top of the supporting base, a transverse displacement assembly is arranged in the workbench, a longitudinal displacement assembly is arranged at the top of the workbench and is matched with the transverse displacement assembly for use, a clamping assembly is arranged at the top of the longitudinal displacement assembly, the welding device is different from the prior art, when pure nickel sheets of rechargeable batteries are welded, continuous hand-holding batteries and pure nickel sheets are not needed and are aligned, after a rechargeable battery pack is positioned and fixed, the alignment welding work of the batteries is effectively facilitated through directional movement, the continuous quick fixed work circulation mode that the batteries are placed after the batteries are welded to the alignment is avoided, and the high-efficiency welding of the pure nickel sheets of the rechargeable batteries is ensured, can effectually avoid the increase of personnel's fatigue degree, and then effectively avoid influencing personnel's work efficiency, guarantee high-efficient processing.

Preferably, the lateral displacement subassembly includes the drive lead screw, be equipped with the displacement recess in the workstation, the drive lead screw runs through workstation and displacement recess, and the drive lead screw passes through the bearing and rotates the setting in the workstation, sliding connection has the drive seat in the displacement recess, the drive lead screw thread runs through the drive seat, and through the lateral displacement subassembly that sets up, can make things convenient for and effectively guarantee fixed rechargeable battery's lateral shifting to guarantee normal welding and use.

Preferably, the vertical displacement subassembly includes the displacement board, the displacement board is located the workstation top, the displacement board is connected with the drive seat, and displacement board and workstation upper surface sliding connection, the displacement board outside is equipped with the backup pad, the backup pad bottom is equipped with the guide rail groove that possesses the vertical positioning ability, it is provided with the direction slider to slide in the guide rail groove, the displacement board is fixed with the direction slider, and through the vertical displacement subassembly that sets up, then can make things convenient for and effectively guarantee fixed rechargeable battery's longitudinal movement to guarantee normal welding and use.

Preferably, all slide in the displacement board and run through there being supplementary horizontal pole, and the displacement board both sides all are equipped with the meshing gear, the meshing gear is all fixed in the supplementary horizontal pole outside, strip meshing tooth has all been seted up to backup pad bottom both sides, the meshing gear wheel respectively with the meshing of strip meshing tooth, through supplementary horizontal pole and the meshing tooth wheel that sets up, then further made things convenient for rechargeable battery's longitudinal movement and alignment work to guarantee high-efficient welding process and use.

Preferably, the centre gripping subassembly includes two fixed plates, two the fixed plate is fixed respectively in backup pad top both sides, and arbitrary one the fixed plate screw thread runs through there is the centre gripping lead screw, the centre gripping lead screw is located the one end between two fixed plates and passes through the bearing rotation and install the centre gripping roof, through the centre gripping subassembly that sets up, then can fix a position fixedly to multiunit rechargeable battery group for the single can carry out welding process to a plurality of rechargeable battery's pure nickel piece, avoids many times the centre gripping fixed, thereby effectively guarantees welding process's efficiency.

Preferably, the centre gripping roof both ends all slide and run through there is the direction slide bar, the direction slide bar all slides and runs through the fixed plate of one side, the one end that the direction slide bar is located between two fixed plates is fixed with movable roof, and the one end outside that the direction slide bar is close to movable roof all is equipped with compression spring, the compression spring both ends respectively with centre gripping roof and movable roof contact, then further made things convenient for the location of multiunit rechargeable battery group fixed to improve the fixed rate in rechargeable battery location, and then improve rechargeable battery pure nickel piece welding process's efficiency.

Preferably, the rubber sheet is installed to one side that the guide slide bar was kept away from to the activity roof, through the rubber sheet, makes when fixing a position rechargeable battery, can effectively avoid activity roof and rechargeable battery's rigid contact to effectively protect rechargeable battery.

Preferably, the hand wheels are installed at the end parts of the driving screw rod, the auxiliary cross rod and the clamping screw rod, and the hand wheels can effectively and conveniently drive the screw rod, the auxiliary cross rod and the clamping screw rod to rotate, so that the welding processing of the pure nickel sheets of the rechargeable battery is facilitated, and the working efficiency is ensured.

Compared with the prior art, the invention has the beneficial effects that:

compared with the prior art, when the pure nickel sheet of the rechargeable battery is welded, the battery and the pure nickel sheet do not need to be continuously held and aligned, after the rechargeable battery pack is positioned and fixed, the alignment welding work of the battery can be effectively facilitated through directional movement, and the phenomenon that the battery is continuously held, aligned and welded and then placed in a rapid fixed work circulation mode is avoided, so that the fatigue of personnel can be effectively avoided from increasing while the high-efficiency welding of the pure nickel sheet of the rechargeable battery is ensured, the working efficiency of the personnel is effectively avoided from being influenced, and the high-efficiency processing is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged partial cross-sectional view of FIG. 1 according to the present invention;

FIG. 3 is an enlarged partial cross-sectional view of FIG. 2 according to the present invention;

FIG. 4 is a side view partially in section of FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic top view of the clamping assembly of the present invention;

FIG. 6 is a schematic bottom view of the FIG. 5 assembly of the present invention;

FIG. 7 is an enlarged view of the region A of the present invention.

In the figure: 1-spot welding mechanism; 2-supporting the base; 3-a workbench; 4-a lateral displacement assembly; 5-a longitudinal displacement assembly; 6-a clamping assembly; 7-driving the screw rod; 8-displacement of the groove; 9-a driving seat; 10-a displacement plate; 11-a support plate; 12-guide rail grooves; 13-a guide slide block; 14-an auxiliary crossbar; 15-a toothed gear; 16-stick rodents; 17-fixing the plate; 18-a clamping screw; 19-clamping the top plate; 20-guiding the sliding rod; 21-a movable top plate; 22-a hand wheel; 23-a compression spring; 24-rubber sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a welding device for pure nickel sheets of rechargeable batteries comprises a spot welding mechanism 1 and a supporting base 2 for supporting and fixing, wherein the spot welding mechanism 1 is installed on the supporting base 2, the spot welding mechanism 1 is in the prior art, a workbench 3 is fixed on the top of the supporting base 2, a transverse displacement assembly 4 is arranged in the workbench 3, and the transverse displacement assembly 4 is used for providing transverse displacement capacity, so that welding use is guaranteed;

the top of the workbench 3 is provided with a longitudinal displacement assembly 5, the longitudinal displacement assembly 5 is matched with the transverse displacement assembly 4 for use, the longitudinal displacement assembly 5 provides longitudinal displacement capability and is matched with transverse movement of the transverse displacement assembly 4, so that normal welding use of a plurality of rechargeable battery packs is ensured;

and the top of the longitudinal displacement assembly 5 is provided with a clamping assembly 6, and the clamping assembly 6 is used for clamping and positioning the rechargeable battery and is matched with longitudinal movement and transverse movement so as to perform efficient welding processing.

The transverse displacement assembly 4 comprises a driving screw rod 7, a displacement groove 8 is formed in the workbench 3, the cross section of the displacement groove 8 is rectangular but unfixed, other polygonal grooves with transverse limiting displacement capacity can be adopted, the driving screw rod 7 penetrates through the workbench 3 and the displacement groove 8, the driving screw rod 7 is rotatably arranged in the workbench 3 through a bearing, a driving seat 9 is connected in the displacement groove 8 in a sliding mode, the driving screw rod 7 penetrates through the driving seat 9 in a threaded mode, the shape of the driving seat 9 is not required, and only the driving seat 9 needs to be tightly matched with the displacement groove 8, so that the driving seat 9 can be driven to perform stable transverse displacement through rotation of the driving screw rod 7.

The longitudinal displacement assembly 5 comprises a displacement plate 10, the displacement plate 10 is positioned at the top of the workbench 3, the displacement plate 10 is connected with the driving seat 9, thereby driving the displacement plate 10 to transversely displace through the transverse displacement of the driving seat 9, and the displacement plate 10 is connected with the upper surface of the worktable 3 in a sliding way, a support plate 11 is arranged outside the displacement plate 10, a guide rail groove 12 with longitudinal positioning capability is arranged at the bottom of the support plate 11, the guide rail groove 12 is a dovetail groove but is not limited to a dovetail groove, other groove bodies with longitudinal limiting function, such as a T-shaped groove, can also be adopted, a guide slide block 13 is arranged in the guide rail groove 12 in a sliding way, the guide slide block 13 is matched with the guide rail groove 12 for use, namely, the guide slide block 13 is closely contacted with the inner wall of the guide rail groove 12, the displacement plate 10 is fixed with the guide slide block 13, so as to ensure the transverse displacement of the displacement plate 10 and simultaneously drive the guide slide block 13 and the device on the top thereof to synchronously displace.

Auxiliary cross bars 14 penetrate through the displacement plate 10 in a sliding mode, the auxiliary cross bars 14 can be polygonal cylinders, for convenience in installation of the auxiliary cross bars 14, a cylinder structure is preferably selected, meshing gears 15 are arranged on two sides of the displacement plate 10, the meshing gears 15 are fixed on the outer sides of the auxiliary cross bars 14, strip-shaped meshing teeth 16 are arranged on two sides of the bottom of the supporting plate 11, the meshing gears 15 are meshed with the strip-shaped meshing teeth 16 respectively, the meshing gears 15 are driven to rotate through the auxiliary cross bars 14, and the meshed strip-shaped meshing teeth 16 advance to drive the supporting plate 11 to longitudinally displace, so that longitudinal movement and alignment work of the rechargeable battery are further facilitated, and efficient welding processing and use are guaranteed.

The centre gripping subassembly 6 includes two fixed plates 17, two fixed plates 17 are fixed respectively in 11 top both sides of backup pad, and the preferred bolt fastening of fixed plate 17 fixed mode is when not limiting, also can adopt welded fastening, and the mode of this scheme adoption bolt fastening then provides its ability of making things convenient for the dismouting, and then makes things convenient for its reuse, and arbitrary one fixed plate 17 screw thread runs through there is centre gripping lead screw 18, centre gripping lead screw 18 is located the one end between two fixed plates 17 and installs centre gripping roof 19 through the bearing rotation to order about centre gripping roof 19 displacement through centre gripping lead screw 18 and carry out the centre gripping location to rechargeable battery.

The equal slip of centre gripping roof 19 both ends is run through and is had direction slide bar 20, and the preferred cylinder structure of direction slide bar 20 is but not limited, also can choose for use the majority cylinder of other mechanisms, only need guarantee sharp direction limit function can, direction slide bar 20 all slides and runs through the fixed plate 17 of one side, the one end that direction slide bar 20 is located between two fixed plates 17 is fixed with movable roof 21, and the one end outside that direction slide bar 20 is close to movable roof 21 all is equipped with compression spring 23, compression spring 23 both ends respectively with centre gripping roof 19 and the contact of movable roof 21, through compression spring 23 in order to provide the buffering, avoid with rechargeable battery's rigid contact.

The side of the movable top plate 21 away from the guide sliding rod 20 is provided with a rubber sheet 24, and the rubber sheet 24 is preferably, but not limited to, made of other materials with buffering performance, such as silica gel.

Hand wheels 22 are arranged at the end parts of the driving screw rod 7, the auxiliary cross rod 14 and the clamping screw rod 18. The hand wheel 22 is preferably, but not limited to, an anti-slip grip, a crank handle and other components which are convenient to rotate can be adopted, and a rubber sleeve can be sleeved on the outer side of the hand wheel 22 to improve the holding comfort.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a welding set for pure nickel piece of rechargeable battery, includes spot welding mechanism (1) and is used for supporting fixed support base (2), spot welding mechanism (1) is installed on supporting base (2), its characterized in that: support base (2) top and be fixed with workstation (3), be equipped with lateral displacement subassembly (4) in workstation (3), and workstation (3) top is equipped with longitudinal displacement subassembly (5), longitudinal displacement subassembly (5) and lateral displacement subassembly (4) cooperation are used, and longitudinal displacement subassembly (5) top is equipped with centre gripping subassembly (6).

2. The welding device for the pure nickel sheet of the rechargeable battery according to claim 1, wherein: lateral displacement subassembly (4) are including drive lead screw (7), be equipped with displacement recess (8) in workstation (3), workstation (3) and displacement recess (8) are run through in drive lead screw (7), and drive lead screw (7) rotate through the bearing and set up in workstation (3), sliding connection has drive seat (9) in displacement recess (8), drive lead screw (7) screw thread runs through drive seat (9).

3. The welding device for the pure nickel sheet of the rechargeable battery according to claim 2, wherein: vertical displacement subassembly (5) are including displacement plate (10), displacement plate (10) are located workstation (3) top, displacement plate (10) are connected with drive seat (9), and displacement plate (10) and workstation (3) upper surface sliding connection, displacement plate (10) outside is equipped with backup pad (11), backup pad (11) bottom is equipped with guide rail groove (12) that possess longitudinal positioning ability, it is provided with direction slider (13) to slide in guide rail groove (12), displacement plate (10) are fixed with direction slider (13).

4. The welding device for the pure nickel sheet of the rechargeable battery according to claim 3, wherein: all slide in displacement board (10) and run through supplementary horizontal pole (14), and displacement board (10) both sides all are equipped with cogged wheel (15), cogged wheel (15) are all fixed in supplementary horizontal pole (14) outside, strip rodent (16) have all been seted up to backup pad (11) bottom both sides, cogged wheel (15) mesh with strip rodent (16) respectively.

5. The welding device for the pure nickel sheet of the rechargeable battery according to claim 4, wherein: centre gripping subassembly (6) include two fixed plates (17), two fixed plate (17) are fixed respectively in backup pad (11) top both sides, and arbitrary one fixed plate (17) screw thread runs through there is centre gripping lead screw (18), centre gripping lead screw (18) are located the one end between two fixed plates (17) and rotate through the bearing and install centre gripping roof (19).

6. The welding device for the pure nickel sheet of the rechargeable battery according to claim 5, wherein: the utility model discloses a clamp plate, including centre gripping roof (19), guide slide bar (20) all slide and run through guide slide bar (20), the one end that guide slide bar (20) are located between two fixed plates (17) is fixed with movable roof (21), and guide slide bar (20) are close to the one end outside of movable roof (21) and all are equipped with compression spring (23), compression spring (23) both ends respectively with centre gripping roof (19) and movable roof (21) contact.

7. The welding device for the pure nickel sheet of the rechargeable battery according to claim 6, wherein: and a rubber sheet (24) is arranged on one side of the movable top plate (21) far away from the guide sliding rod (20).

8. The welding device for the pure nickel sheet of the rechargeable battery according to claim 7, wherein: hand wheels (22) are mounted at the end parts of the driving screw rod (7), the auxiliary cross rod (14) and the clamping screw rod (18).