CN210703313U

CN210703313U - Welding detection mechanism

Info

Publication number: CN210703313U
Application number: CN201921421839.7U
Authority: CN
Inventors: 陈绕
Original assignee: Allegro Technology Ltd
Current assignee: Allegro Technology Ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-06-09
Anticipated expiration: 2029-08-29

Abstract

The utility model provides a pair of welding detection mechanism, include base, support frame, welding set, detection device, place platform, conveyor, compression fittings and a plurality of tool, welding set connects on the support frame, detection device fixes on welding set, place the platform in the welding set below and fix on the base, conveyor is just fixing on the base placing the platform below, but the compression fittings is just moving from top to bottom placing the platform, the tool is placed and is being placed the bench. Compared with the prior art, the utility model provides a pair of welding detection mechanism, mechanized replacement manual work welds the tool and carries and detect the transport through conveyor, reduces operation personnel's intensity of labour, has also improved production efficiency simultaneously, and the compression fittings of setting can carry out the pressfitting location to the utmost point ear of placing the lithium cell on the tool, further ensures welded quality and stability.

Description

Welding detection mechanism

Technical Field

The utility model relates to a lithium cell production facility technical field specifically is a welding detection mechanism.

Background

As one of clean energy sources, lithium batteries have been widely used in various electronic products due to their advantages of high voltage, long charging and discharging life, little environmental pollution, low self-discharge rate, etc., and are gradually used in power batteries of pure electric vehicles, backup power sources of base stations, other similar application fields, etc. with the development and rise of the electric vehicle industry. In the lithium cell assembling process, need to weld battery and utmost point ear, among the prior art, all adopt manual welding when the utmost point ear welding of lithium cell, artificial mode not only production efficiency is not high, produces the defective products of welding position skew moreover easily to influence lithium cell welded efficiency and holistic welding quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a welding detection mechanism to solve the technical problem in the background art.

In order to achieve the above object, the present invention provides the following technical solutions:

a welding detection mechanism comprises a base, a support frame, a welding device, a detection device, a placing table, a conveying device, a pressing device and a plurality of jigs, wherein the welding device is connected to the support frame, the detection device is fixed on the welding device, the placing table is arranged below the welding device and fixed on the base, the conveying device is arranged below the placing table and fixed on the base, the pressing device is arranged above the placing table and can move up and down, and the jigs are placed on the placing table; the welding device comprises an X-axis driving assembly, a Y-axis driving assembly and a welding head, wherein the welding head is fixedly connected to one side of the Y-axis driving assembly, the Y-axis driving assembly is fixed to the X-axis driving assembly, the detection device is fixed to the other side of the Y-axis driving assembly, the welding head is connected with the detection device through a positioning plate, the X-axis driving assembly drives the welding head and the detection device to move in the X-axis direction, and the Y-axis driving assembly drives the welding head and the detection device to move in the Y-axis direction.

The placing table comprises a first supporting table and a second supporting table, the first supporting table and the second supporting table are identical in structure and are symmetrically arranged, a gap is formed between the first supporting table and the second supporting table, the first supporting table comprises a plurality of first fixing seats and a first supporting plate, the first supporting plate is fixed on the first fixing seats, and the lower portion of the first fixing seats is fixed on the base.

The conveying device comprises a first driving assembly, a bottom plate, a first conveying table and a second conveying table, the first conveying table and the second conveying table are identical in structure and symmetrically fixed on the bottom plate, the bottom plate is fixed on the first driving assembly, the first driving assembly drives the bottom plate to move in the X-axis direction, and the first conveying table and the second conveying table are arranged between a first supporting table and a second supporting table.

The first conveying table comprises two first lifting cylinders, a connecting plate and baffle plates, the two baffle plates are fixed to the left side and the right side of the connecting plate respectively, the connecting plate is in driving connection with the first lifting cylinders, and the first lifting cylinders are arranged below the connecting plate and fixed to the bottom plate.

The pressing device comprises a fixed frame, a second lifting cylinder and a pressing assembly, the fixed frame is of a rectangular structure, four end corners of the fixed frame are respectively connected with guide pillars, guide sleeves are arranged between the guide pillars and the fixed frame, the second lifting cylinder is provided with two lifting cylinders and arranged on the front side and the rear side of the fixed frame, the second lifting cylinder is fixed on the base through a fixed block, a driving shaft of the second lifting cylinder is in driving connection with the fixed frame, and the second lifting cylinder drives the fixed frame to move up and down; the pressing component is arranged on the rear side of the fixed frame.

The pressing assembly comprises a connecting strip and pressing fixtures with the same structures, the pressing fixtures are fixed on the connecting strip side by side respectively, two sides of the connecting strip are fixedly connected with the fixed frame respectively, each pressing fixture comprises a first connecting block, a second connecting block and a pressing block, the second connecting block is fixed on the front side of the first connecting block, the first connecting blocks are fixed on the connecting strip, the pressing blocks are elastically connected onto the second connecting blocks, the top ends of the pressing blocks are connected with the second connecting blocks through compression springs, and sliding block assemblies are arranged between the rear sides of the pressing blocks and the second connecting blocks.

The first supporting plate is provided with a plurality of guide holes, the outer sides of the guide holes are correspondingly provided with positioning components, each positioning component comprises a fixing frame, a positioning driving cylinder and a positioning column, the positioning column is in driving connection with the positioning driving cylinder, the positioning column penetrates through the guide holes, the positioning driving cylinder is fixed on the fixing frame, and the positioning driving cylinder drives the positioning column to move back and forth; one side is equipped with the several draw-in groove on the tool, the reference column corresponds inserts in the draw-in groove.

Compared with the prior art, the utility model provides a pair of welding detection mechanism, mechanized replacement manual work welds the tool and carries and detect the transport through conveyor, reduces operation personnel's intensity of labour, has also improved production efficiency simultaneously, and the compression fittings of setting can carry out the pressfitting location to the utmost point ear of placing the lithium cell on the tool, further ensures welded quality and stability.

Drawings

FIG. 1: a schematic perspective view of a welding detection mechanism;

FIG. 2: a front view of a weld detection mechanism;

FIG. 3: the structure schematic diagram of the conveying device;

FIG. 4: a schematic structure diagram of the placing table;

FIG. 5: a top view of the placing table;

FIG. 6: a schematic structural diagram of the pressing device;

FIG. 7: fig. 6 is an enlarged view at a.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Specific example 1: referring to fig. 1 to 7, in an embodiment of the present invention, a welding detection mechanism includes a base 1, a support frame 2, a welding device 3, a detection device 4, a placement table 5, a conveying device 6, a pressing device 8, and a plurality of jigs 10, where the welding device 3 is connected to the support frame 2, the detection device 4 is fixed on the welding device 3, and the detection device 4 adopts a CCD detection device 4 to detect a welded lithium battery; the placing table 5 is arranged below the welding device 3 and fixed on the base 1, the conveying device 6 is arranged below the placing table 5 and fixed on the base 1, the pressing device 8 is arranged above the placing table 5 and can move up and down, the jig 10 is placed on the placing table 5, and a plurality of grooves for placing lithium batteries are formed in the jig 10; the welding device 3 comprises an X-axis driving assembly 301, a Y-axis driving assembly 302 and a welding head 303, the welding head 303 adopts a laser welding head 303, the welding head 303 is fixedly connected to one side of the Y-axis driving assembly 302, the Y-axis driving assembly 302 is fixed to the X-axis driving assembly 301, the detection device 4 is fixed to the other side of the Y-axis driving assembly 302, the welding head 303 and the detection device 4 are connected through a positioning plate 11, the X-axis driving assembly 301 drives the welding head 303 and the detection device 4 to move in the X-axis direction, and the Y-axis driving assembly 302 drives the welding head 303 and the detection device 4 to move in the Y-axis direction. The X-axis driving assembly 301 and the Y-axis driving assembly 302 are both rodless cylinders.

The placing table 5 comprises a first supporting table 501 and a second supporting table 502, the first supporting table 501 and the second supporting table 502 are identical in structure and are symmetrically arranged, a gap is formed between the first supporting table 501 and the second supporting table 502, the first supporting table 501 comprises a plurality of first fixing seats 501-1 and first supporting plates 501-2, the first supporting plates 501-2 are fixed on the first fixing seats 501-1, and the lower portions of the first fixing seats 501-1 are fixed on the base 1. A plurality of guide holes 501-2-1 are formed in the first supporting plate 501-2, a positioning assembly 7 is correspondingly arranged on the outer side of each guide hole 501-2-1, each positioning assembly 7 comprises a fixing frame 703, a positioning driving cylinder 701 and a positioning column 702, each positioning column 702 is in driving connection with the corresponding positioning driving cylinder 701, each positioning column 702 penetrates through the corresponding guide hole 501-2-1, the corresponding positioning driving cylinder 701 is fixed on the corresponding fixing frame 703, and each positioning driving cylinder 701 drives the corresponding positioning column 702 to move back and forth; a plurality of slots 1001 are disposed on one side of the jig 10, and the positioning posts 702 are correspondingly inserted into the slots 1001. The jig 10 is fixed and positioned by the positioning component 7.

The conveying device 6 comprises a first driving assembly 601, a bottom plate 602, a first conveying table 603 and a second conveying table 604, wherein the first conveying table 603 and the second conveying table 604 are identical in structure and symmetrically fixed on the bottom plate 602, the bottom plate 602 is fixed on the first driving assembly 601, the first driving assembly 601 drives the bottom plate 602 to move towards the X-axis direction, the first driving assembly 601 is a rodless cylinder, and the first conveying table 603 and the second conveying table 604 are arranged between a first supporting table 501 and a second supporting table 502.

The first conveying table 603 comprises two first lifting cylinders 603-1, a connecting plate 603-2 and baffle plates 603-3, the baffle plates 603-3 are respectively fixed on the left side and the right side of the connecting plate 603-2, the connecting plate 603-2 is in driving connection with the first lifting cylinders 603-1, and the first lifting cylinders 603-1 are arranged below the connecting plate 603-2 and fixed on the bottom plate 602.

The pressing device 8 comprises a fixed frame 801, a second lifting cylinder 805 and a pressing assembly 802, the fixed frame 801 is of a rectangular structure, four end corners of the fixed frame 801 are respectively connected with guide posts 803, a guide sleeve 804 is arranged between each guide post 803 and the fixed frame 801, two second lifting cylinders 805 are arranged on the front side and the rear side of the fixed frame 801, the second lifting cylinders 805 are fixed on the base 1 through fixing blocks 9, a driving shaft of each second lifting cylinder 805 is in driving connection with the fixed frame 801, and the second lifting cylinders 805 drive the fixed frame 801 to move up and down; the pressing assembly 802 is disposed on the rear side of the fixing frame 801.

The pressing assembly 802 comprises a connecting strip 802-1 and a plurality of pressing jigs 802-2 with the same structure, the pressing jigs 802-2 are respectively fixed on the connecting strip 802-1 side by side, two sides of the connecting strip 802-1 are respectively fixedly connected with the fixed frame 801, the pressing jig 802-2 comprises a first connecting block 802-2-1, a second connecting block 802-2-2 and a pressing block 802-2-3, the second connecting block 802-2-2 is fixed on the front side of the first connecting block 802-2-1, the first connecting block 802-2-1 is fixed on the connecting strip 802-1, the pressing block 802-2-3 is elastically connected on the second connecting block 802-2-2, the top end of the pressing block 802-2-3 and the second connecting block 802-2-2 are connected through a compression spring 802-2-5, a sliding block component 802-2-4 is arranged between the rear side of the pressing block 802-2-3 and the second connecting block 802-2-2, the sliding block component 802-2-4 comprises a sliding rail and a sliding block, the sliding rail is fixed on the second connecting block 802-2-2, one end of the sliding block is connected to the sliding rail in a sliding mode, and the other end of the sliding block is fixedly connected with the pressing block 802-2-3. The compression spring 802-2-5 and the sliding block assembly 802-2-4 can play a certain role in buffering and guiding the pressing block 802-2-3 when the pressing block presses down to the pole lug, and the pole lug is prevented from being damaged due to overlarge pressure.

The working process is as follows: during operation, the two sides of the placing table 5 can be connected with the conveying devices 6 on the production line, and the jig 10 can be directly conveyed and other stations can be directly conveyed through the conveying belt after welding detection is finished. The jig 10 on the previous conveying belt is placed on the connecting plate 603-2 on the first conveying table 603 through the first conveying table 603, the jig 10 is positioned on the first conveying table 603 through the baffle 603-3 on the first conveying table 603, similarly, the jig 10 welded on the placing table 5 is placed on the connecting plate 603-2 on the second conveying table 604 through the second conveying table 604, after the first lifting cylinder 603-1 drives the connecting plate 603-2 to move upwards, the first driving component 601 drives the connecting plate 603-2 to move, the jig 10 on the first conveying table 603 is moved to the laser welding position on the placing table 5, the jig 10 on the second conveying table 604 is moved below the detecting device 4, the first lifting cylinder 603-1 drives the connecting plate 603-2 to move downwards, the jig 10 is placed on the placing table 5, the conveying device 6 is reset, the positioning column 702 on the positioning device is correspondingly inserted into the clamping groove 1001 on the jig 10, the jig 10 is positioned, the second lifting cylinder 805 on the pressing device 8 drives the fixing frame 801 to move downwards, the pressing block 802-2-3 is pressed on the lithium battery tab in the jig 10, the X-axis driving assembly 301 and the Y-axis driving assembly 302 drive the welding head 303 and the detection device 4 to perform welding and detection operations simultaneously, after the welding and detection operations are completed, the previous conveying operation is repeated, the lifting cylinder drives the connecting plate 603-2 to move upwards, the jig 10 on the previous conveying belt is placed on the connecting plate 603-2 on the first conveying table 603 through the first conveying table 603, the jig 10 welded on the placing table 5 is placed on the connecting plate 603-2 on the second conveying table 604 and then is transferred, this is repeated.

It is obvious to a person skilled in the art that the invention is not restricted to details of the foregoing exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A welding detection mechanism, its characterized in that: the welding device is connected to the support frame, the detection device is fixed on the welding device, the placing table is arranged below the welding device and fixed on the base, the conveying device is arranged below the placing table and fixed on the base, the pressing device is arranged above the placing table and can move up and down, and the jig is placed on the placing table; the welding device comprises an X-axis driving assembly, a Y-axis driving assembly and a welding head, wherein the welding head is fixedly connected to one side of the Y-axis driving assembly, the Y-axis driving assembly is fixed to the X-axis driving assembly, the detection device is fixed to the other side of the Y-axis driving assembly, the welding head is connected with the detection device through a positioning plate, the X-axis driving assembly drives the welding head and the detection device to move in the X-axis direction, and the Y-axis driving assembly drives the welding head and the detection device to move in the Y-axis direction.

2. The welding detection mechanism of claim 1, wherein: the placing table comprises a first supporting table and a second supporting table, the first supporting table and the second supporting table are identical in structure and are symmetrically arranged, a gap is formed between the first supporting table and the second supporting table, the first supporting table comprises a plurality of first fixing seats and a first supporting plate, the first supporting plate is fixed on the first fixing seats, and the lower portion of the first fixing seats is fixed on the base.

3. The welding detection mechanism of claim 2, wherein: the conveying device comprises a first driving assembly, a bottom plate, a first conveying table and a second conveying table, the first conveying table and the second conveying table are identical in structure and symmetrically fixed on the bottom plate, the bottom plate is fixed on the first driving assembly, the first driving assembly drives the bottom plate to move in the X-axis direction, and the first conveying table and the second conveying table are arranged between a first supporting table and a second supporting table.

4. A weld detection mechanism according to claim 3, wherein: the first conveying table comprises two first lifting cylinders, a connecting plate and baffle plates, the two baffle plates are fixed to the left side and the right side of the connecting plate respectively, the connecting plate is in driving connection with the first lifting cylinders, and the first lifting cylinders are arranged below the connecting plate and fixed to the bottom plate.

5. The welding detection mechanism of claim 1, wherein: the pressing device comprises a fixed frame, a second lifting cylinder and a pressing assembly, the fixed frame is of a rectangular structure, four end corners of the fixed frame are respectively connected with guide pillars, guide sleeves are arranged between the guide pillars and the fixed frame, the second lifting cylinder is provided with two lifting cylinders and arranged on the front side and the rear side of the fixed frame, the second lifting cylinder is fixed on the base through a fixed block, a driving shaft of the second lifting cylinder is in driving connection with the fixed frame, and the second lifting cylinder drives the fixed frame to move up and down; the pressing component is arranged on the rear side of the fixed frame.

6. The welding detection mechanism of claim 5, wherein: the pressing assembly comprises a connecting strip and pressing fixtures with the same structures, the pressing fixtures are fixed on the connecting strip side by side respectively, two sides of the connecting strip are fixedly connected with the fixed frame respectively, each pressing fixture comprises a first connecting block, a second connecting block and a pressing block, the second connecting block is fixed on the front side of the first connecting block, the first connecting blocks are fixed on the connecting strip, the pressing blocks are elastically connected onto the second connecting blocks, the top ends of the pressing blocks are connected with the second connecting blocks through compression springs, and sliding block assemblies are arranged between the rear sides of the pressing blocks and the second connecting blocks.

7. The welding detection mechanism of claim 2, wherein: the first supporting plate is provided with a plurality of guide holes, the outer sides of the guide holes are correspondingly provided with positioning components, each positioning component comprises a fixing frame, a positioning driving cylinder and a positioning column, the positioning column is in driving connection with the positioning driving cylinder, the positioning column penetrates through the guide holes, the positioning driving cylinder is fixed on the fixing frame, and the positioning driving cylinder drives the positioning column to move back and forth; one side is equipped with the several draw-in groove on the tool, the reference column corresponds inserts in the draw-in groove.