CN110587120A - Compressing device for welding and battery cell assembling equipment - Google Patents
Compressing device for welding and battery cell assembling equipment Download PDFInfo
- Publication number
- CN110587120A CN110587120A CN201910937473.7A CN201910937473A CN110587120A CN 110587120 A CN110587120 A CN 110587120A CN 201910937473 A CN201910937473 A CN 201910937473A CN 110587120 A CN110587120 A CN 110587120A
- Authority
- CN
- China
- Prior art keywords
- piece
- guide
- pressing
- welding
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003466 welding Methods 0.000 title claims abstract description 89
- 238000003825 pressing Methods 0.000 claims abstract description 107
- 238000007664 blowing Methods 0.000 claims description 31
- 230000007246 mechanism Effects 0.000 claims description 30
- 238000007599 discharging Methods 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to a pressing device for welding and a battery cell assembling device. The pressing device for welding comprises a mounting piece, a pressing piece, a guide piece and an elastic piece; the mounting piece is provided with a preformed hole for a welding medium to pass through; the number of the pressing pieces is at least two, and a gap exists between the two pressing pieces; the guide piece is used for connecting the pressing piece to the mounting piece; the fixed end of the guide piece is fixedly connected to one of the pressing piece or the mounting piece, and the movable end of the guide piece is movably connected to a guide hole in the other of the mounting piece or the pressing piece; the guide piece and the guide hole are matched to form a fine adjustment structure, and the fine adjustment structure is used for enabling the pressing piece to move transversely relative to the mounting piece; the elastic piece is arranged between the pressing piece and the mounting piece and used for separating the pressing piece and the mounting piece to an initial position. The fine adjustment structure can enable the pressing piece to move transversely relative to the mounting piece, so that adjustment allowance is generated, and the pressing piece is well attached to the surface of an object to be welded.
Description
Technical Field
The invention relates to a tool clamp in the technical field of laser welding, in particular to a compressing device for welding, which is used for fixing a workpiece during laser welding; the invention also relates to battery cell assembling equipment.
Background
During laser welding, in order to ensure the welding quality, a work fixture is required to fix the workpiece so as to prevent the workpiece from moving.
Conventional laser welding uses a telescopic ram mechanism to secure the workpiece. The telescopic pressure head mechanism comprises a telescopic guide rod and a pressing block, wherein the guide rod is connected with the pressing block to drive the pressing block to press a workpiece.
The telescopic pressure head mechanism with the structure has the problem that when the telescopic pressure head mechanism is installed, the pressing block and an object to be welded are not well attached due to the fact that the horizontal or angle error exists, and therefore the telescopic pressure head mechanism cannot be applied to occasions with high welding precision requirements.
Disclosure of Invention
The invention provides a pressing device for welding, which can be well attached to an object to be welded, aiming at the problem that a pressing block of the existing telescopic pressure head mechanism is not well attached to the object to be welded.
The first technical scheme of the pressing device for welding in the invention is as follows: a pressing device for welding comprises a mounting piece, a pressing piece, a guide piece and an elastic piece; wherein: the mounting piece is provided with a preformed hole for a welding medium to pass through; the number of the pressing pieces is at least two, the pressing pieces are both positioned on the same side of the mounting piece, a gap exists between the two pressing pieces, and the gap corresponds to the reserved hole in the mounting piece; the guide piece is arranged between each pressing piece and the mounting piece and is used for connecting the pressing pieces to the mounting pieces; the fixed end of the guide piece is fixedly connected to one of the pressing piece or the mounting piece, and the movable end of the guide piece is movably connected to a guide hole in the other of the mounting piece or the pressing piece; the guide piece and the guide hole are matched to form a fine adjustment structure, and the fine adjustment structure is used for enabling the pressing piece to move transversely relative to the mounting piece; the elastic piece is arranged between the pressing piece and the mounting piece and used for separating the pressing piece and the mounting piece to an initial position.
Through set up the fine setting structure on the guide, can make and compress tightly the piece for installed part lateral shifting to produce and adjust the surplus, make and compress tightly the piece and wait that the welding object surface is laminated better.
The second technical scheme of the pressing device for welding in the invention is as follows: a pressing device for welding comprises a mounting piece, a connecting piece, a pressing piece, a guide piece and an elastic piece; wherein: the mounting piece is provided with a preformed hole for a welding medium to pass through; the connecting piece is positioned on one side of the mounting piece, and a through hole is formed in the connecting piece and corresponds to the reserved hole; the number of the pressing pieces is at least two, the pressing pieces are fixedly connected to one side of the connecting piece, which is far away from the mounting piece, a gap exists between the two pressing pieces, and the gap corresponds to the preformed hole and the through hole; the guide piece is arranged between the connecting piece and the mounting piece and is used for connecting the connecting piece to the mounting piece; the fixed end of the guide piece is fixedly connected to one of the connecting piece or the mounting piece, and the movable end of the guide piece is movably connected to the guide hole on the other of the mounting piece or the connecting piece; the movable end of the guide piece is provided with a fine adjustment structure, and the fine adjustment structure is used for enabling the connecting piece to move transversely relative to the mounting piece; the elastic piece is arranged between the connecting piece and the mounting piece and used for separating the connecting piece and the mounting piece to an initial position.
Through setting up the connecting piece to will compress tightly the piece and fix on the connecting piece, when compressing tightly a damage, be convenient for compress tightly a maintenance and change.
Furthermore, the guide piece comprises a guide shaft and a limiting block positioned on the movable end of the guide shaft, the diameter of the guide shaft is gradually increased from the fixed end to the movable end, and when the guide piece does not extend out of the guide hole, the outer wall of the movable end is attached to the inner wall of the guide hole; the limiting block limits the movable end of the guide piece.
The fine adjustment structure adopts a variable diameter structure, the structure is simple, the manufacture is convenient, the guide piece can be prevented from being clamped in the guide hole, and the adjustment process is more smooth and reliable.
Further, the elastic member is fitted over the guide member.
The elastic piece is sleeved on the guide piece, so that the space can be fully utilized, and the guide piece can support the elastic piece.
Further, the compressing part is an insulating high-temperature-resistant compressing part.
The compressing part is made of insulating high-temperature-resistant materials, so that the short circuit phenomenon cannot occur, and the reliability of the device is improved.
Further, the pressing piece is a ceramic pressing piece.
The compressing piece is made of ceramic, so that the insulating and high-hardness compressing piece is not only insulating, but also convenient to manufacture.
Furthermore, the pressing device for welding also comprises an air blowing mechanism, and the air blowing mechanism is arranged on the mounting piece; the air blowing mechanism comprises an air deflector, air holes corresponding to the reserved holes in the mounting part are formed in the air deflector, an air guide groove is arranged on the periphery of each air hole, and a plurality of air blowing holes are formed in the air guide groove.
By arranging the blowing mechanism, protective gas can be provided during welding, so that the welding quality is ensured; the blowing mechanism adopts the air deflector, so that the protective gas can be guided to the welding position, and the welding quality is better ensured.
Further, the respective gas blowing holes are obliquely arranged and directed to the welding position.
The air blowing holes are obliquely arranged, so that a better guiding effect can be achieved.
Further, the pressing device for welding further comprises a blocking piece and a blowing mechanism, wherein the blocking piece is installed on the installation piece, and the blowing mechanism is installed on the blocking piece.
Through setting up and hindering the piece, can block the impurity that produces when welding and splash.
Furthermore, a passage for gas to pass through is arranged on one side of the blocking piece corresponding to the blowing mechanism.
The gas channel is arranged on the barrier, and the structure is compact.
The technical scheme of the battery cell assembling equipment is as follows: a battery cell assembling device is used for assembling a battery cell into a battery cell module and comprises a battery cell loading device, a battery cell shell entering device, a battery cell lug welding device and a discharging device; the battery cell loading device is used for loading a single battery cell; the battery cell casing device is used for installing casings around a plurality of battery cells; the battery cell lug welding device is provided with a pressing device for welding and is used for welding lugs of a battery cell; the discharging device is used for outputting the welded battery cores.
The pressing device for welding with the fine adjustment structure is installed on the electric core lug welding device, so that the lugs can be reliably fixed during welding, and the quality and the efficiency of electric core assembly are improved.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of a welding pressing device according to the present invention.
Fig. 2 is a schematic perspective view of fig. 1 from another angle.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a bottom view of fig. 1.
FIG. 5 is a schematic perspective view of the air blowing mechanism and the blocking member of FIG. 1.
Fig. 6 is a front view of fig. 5.
Fig. 7 is a cross-sectional view of the fine tuning structure of fig. 1.
Fig. 8 is a schematic perspective view of a second embodiment of the welding pressing device of the present invention.
Fig. 9 is a top view of fig. 8.
Fig. 10 is a bottom view of fig. 8.
Fig. 11 is a cross-sectional view of the fine adjustment structure of fig. 8.
Fig. 12 is a schematic perspective view of the wind deflector in fig. 8.
Fig. 13 is a perspective view of fig. 12 from another angle.
Fig. 14 is a top view of fig. 12.
Fig. 15 is a bottom view of fig. 12.
Fig. 1 to 15 show a welding pressing device 1, a mounting member 10, a prepared hole 11, a guide hole 12, a pressing member 20, a gap 21, a fastening member 22, a guide member 30, a guide shaft 31, a stopper 32, a fixed end 33, a movable end 34, a fine adjustment structure 35, an elastic member 40, a connecting member 50, a through hole 51, an air blowing mechanism 60, an air guide plate 61, an air hole 62, an air guide groove 63, an air blowing hole 64, and a stopper 70.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The invention relates to a pressing device for welding of a welding device, which can be well attached to an object to be welded and reliably fix the object to be welded, thereby ensuring the welding quality.
Fig. 1 to 4 show a first alternative embodiment of a welding press, fig. 1 being a perspective view from one perspective of the device, fig. 2 being a perspective view from another perspective of the device, fig. 3 being a top view of the device, and fig. 4 being a bottom view of the device. Fig. 5 and 6 are schematic structural views of the first embodiment after the blocking member and the air blowing mechanism are removed. Fig. 7 is a sectional view showing a fine adjustment structure in this embodiment.
The welding pressing device 1 of the first embodiment includes at least a mounting member 10, a pressing member 20, a guide member 30, and an elastic member 40. Optionally, the welding hold-down device 1 may further include a connecting member 50. The embodiment shown in fig. 1-4 is an example that includes a connector 50. The difference between the two embodiments is whether or not the connecting member 50 is included.
When the welding press device 1 does not include the connecting member 50, the pressing member 20 is directly connected to the mounting member 10.
The mounting tool 10 is used to mount the welding press device 1 to a welding apparatus. The mounting member 10 is generally made of a steel plate, and a preformed hole 11 for allowing a welding medium to pass through is formed in the mounting member 10.
The number of the pressing pieces 20 is at least two, the pressing pieces 20 are located on the same side of the mounting piece 10, a gap 21 exists between the two pressing pieces 20, and the gap 21 corresponds to the reserved hole 11 in the mounting piece 10.
The pressing member 20 is generally a pressing block, and the shape of the pressing member 20 can be any one form, according to actual needs. Any material may be used for the pressing member 20. Optionally, the compressing member 20 is an insulating and high temperature resistant compressing member 20. The compressing part 20 is made of insulating high-temperature-resistant material, so that short circuit phenomenon can not occur, and the reliability of the device can be improved. Optionally, the compression member 20 is a ceramic compression member 20. The pressing piece 20 is made of ceramic, is insulating, high in hardness, wear-resistant, high-temperature-resistant and convenient to manufacture.
A guide member 30 is installed between each of the pressing members 20 and the mounting member 10 for coupling the pressing members 20 to the mounting member 10. The fixed end 33 of the guide member 30 is fixedly connected to one of the pressing member 20 or the mounting member 10, and the movable end 34 of the guide member 30 is movably connected to the guide hole 12 of the other of the mounting member 10 or the pressing member 20; the guide member 30 is matched with the guide hole 12 to form a fine adjustment structure 35, and the fine adjustment structure 35 is used for enabling the pressing member 20 to generate relative transverse movement relative to the mounting member 10; the elastic member 40 is installed between the pressing member 20 and the mounting member 10 for separating the pressing member 20 from the mounting member 10 to an initial position.
The elastic member 40 is installed between the connecting member 50 and the mounting member 10 for separating the connecting member 50 from the mounting member 10 to an initial position. The elastic member 40 is generally a spring. Optionally, the elastic member 40 is fitted over the guide member 30. The elastic member 40 is sleeved on the guide member 30, so that the space can be fully utilized, and the guide member 30 can support the elastic member 40.
In the above embodiment, the fine adjustment structure 35 is provided on the guide 30, so that the pressing member 20 can move laterally relative to the mounting member 10, thereby generating an adjustment margin and making the pressing member 20 better fit with the surface of the object to be welded.
When the welding pressing device 1 includes the connecting member 50, as shown in fig. 1 to 4, the pressing member 20 is fixed to the connecting member 50 by the fastening member 22, and the connecting member 50 is connected to the mounting member 10.
The mounting member 10 is provided with a prepared hole 11 for passing a welding medium.
The connecting piece 50 is located on one side of the mounting piece 10, a through hole 51 is formed in the connecting piece 50, and the through hole 51 corresponds to the reserved hole 11.
The number of the pressing pieces 20 is at least two, the pressing pieces 20 are fixedly connected to one side, away from the mounting piece 10, of the connecting piece 50, a gap 21 exists between the two pressing pieces 20, and the gap 21 corresponds to the preformed hole 11 and the through hole 51.
The guide member 30 is installed between the connecting member 50 and the mounting member 10 for connecting the connecting member 50 to the mounting member 10; the fixed end 33 of the guide 30 is fixedly connected to one of the connecting piece 50 or the mounting piece 10, and the movable end 34 of the guide 30 is movably connected to the guide hole 12 on the other of the mounting piece 10 or the connecting piece 50; the movable end 34 of the guide member 30 is provided with a fine adjustment formation 35, the fine adjustment formation 35 being adapted to produce relative lateral movement of the connector member 50 relative to the mounting member 10.
The elastic member 40 is installed between the connecting member 50 and the mounting member 10 for separating the connecting member 50 from the mounting member 10 to an initial position. Optionally, the elastic member 40 is fitted over the guide member 30. The elastic member 40 is sleeved on the guide member 30, so that the space can be fully utilized, and the guide member 30 can support the elastic member 40.
In the above embodiment, by providing the connecting member 50 and fixing the pressing member 20 to the connecting member 50, when the pressing member 20 is damaged, the pressing member 20 can be easily repaired and replaced.
As shown in fig. 7, the fixed end 33 of the guide member 30 is fixedly coupled to the coupling member 50, and the movable end 34 of the guide member 30 is movably coupled to the guide hole 12 of the mounting member 10. An alternative embodiment of the guide member 30 includes a guide shaft 31 and a stop 32 at a movable end 34 of the guide shaft 31, wherein the diameter of the guide shaft 31 increases from a fixed end 33 to the movable end 34. The guide shaft 31 has a large diameter at one end and a small diameter at the other end, and the diameter of the guide shaft 31 decreases gradually. When the guide member 30 does not protrude from the guide hole 12, the outer wall at the position of the movable end 34 is fitted to the inner wall of the guide hole 12; stop 32 stops the free end 34 of guide 30 so that guide 30 does not disengage from mounting member 10.
The diameter-changing structure on the guide shaft 31 constitutes a fine-tuning structure 35. The fine adjustment structure 35 adopts a variable diameter structure, has a simple structure, is convenient to manufacture, can prevent the guide piece 30 from being clamped in the guide hole 12, and has a smoother and more reliable adjustment process.
As shown in fig. 1 to 4, the welding pressing device 1 may further include a stopper 70 and an air blowing mechanism 60, wherein the stopper 70 is mounted on the mounting member 10, and the air blowing mechanism 60 is mounted on the stopper 70. The gas blowing mechanism 60 supplies a rare gas as a welding shielding gas at the time of welding. By providing the barrier member 70, it is possible to block the spattering of impurities generated at the time of welding.
Alternatively, a side of the barrier 70 corresponding to the air blowing mechanism 60 is provided with a passage through which the air passes. The gas passage is provided on the barrier 70, and the structure is compact.
Fig. 8 to 10 show a second alternative embodiment of a welding press, fig. 8 being a perspective view of the device, fig. 9 being a top view of the device, and fig. 10 being a bottom view of the device. The second embodiment of the welding hold-down device 1 differs from the first embodiment in that: the fine adjustment structure 35 has different positions, the fixed end 33 of the guide member 30 is fixedly connected to the mounting member 10, and the movable end 34 of the guide member 30 is movably connected to the guide hole 12 of the connecting member 50; the position and structure of the air blowing mechanism 60 are different.
Fig. 11 is a sectional view showing a fine adjustment structure 35 of a second embodiment of a pressing device for welding. An alternative embodiment of the guide member 30 includes a guide shaft 31 and a stop 32 at a movable end 34 of the guide shaft 31, wherein the diameter of the guide shaft 31 increases from a fixed end 33 to the movable end 34. The guide shaft 31 has a large diameter at one end and a small diameter at the other end, and the diameter of the guide shaft 31 decreases gradually. When the guide member 30 does not protrude from the guide hole 12, the outer wall at the position of the movable end 34 is fitted to the inner wall of the guide hole 12; stop 32 stops the free end 34 of guide 30 so that guide 30 does not disengage from mounting member 10.
In this embodiment, the air blowing mechanism 60 is mounted on the mounting member 10. Alternatively, as shown in fig. 12 to 15, the air blowing mechanism 60 includes an air guiding plate 61, an air hole 62 corresponding to the preformed hole 11 of the mounting member 10 is formed on the air guiding plate 61, an air guiding groove 63 is arranged around the air hole 62, and a plurality of air blowing holes 64 are formed in the air guiding groove 63.
By arranging the blowing mechanism 60, protective gas can be provided during welding, so that the welding quality is ensured; the blowing mechanism 60 adopts the air deflector 61, so that protective gas can be guided to the welding position, and the welding quality is better ensured.
Alternatively, the respective blow holes 64 are arranged obliquely and directed to the welding position. The air blowing holes 64 are obliquely arranged, so that a better guiding effect can be achieved, air can be blown to the welding position at a fixed angle, and the air blowing effect is improved.
The working principle of the welding pressing device 1 is as follows: the pressing member 20 or the connecting member 50 is separated from the mounting member 10 to an initial position by the elastic force of the elastic member 40, and at this time, the large end of the guide member 30 is attached to the guide hole 12, so that the relative fixation of the pressing member 20 can be ensured; when the pressing member 20 is pressed downwards, the guide member 30 extends out of the mounting member 10, the elastic member 40 is compressed, the small end of the guide member 30 is gradually close to the guide hole 12, and at the moment, a certain gap is formed between the guide hole 12 and the guide member 30, so that the pressing member 20 can be finely adjusted according to the surface of an object to be welded in the pressing process, and the pressing is guaranteed to be tighter.
The invention also provides battery cell assembling equipment. The utility model provides an electricity core equipment for assemble into electric core module with electric core, this electricity core equipment includes that electric core loading attachment, electric core go into shell device, electric core utmost point ear welding set and discharging device. The battery cell loading device is used for loading a single battery cell; the battery cell casing device is used for installing casings around a plurality of battery cells; the cell lug welding device is provided with the compressing device 1 for welding disclosed in the embodiment and is used for welding lugs of a cell; the discharging device is used for outputting the welded battery cores.
The pressing device 1 for welding with the fine adjustment structure 35 is installed on the electric core lug welding device, so that the lugs can be reliably fixed during welding, and the quality and the efficiency of electric core assembly are improved.
The working process of the battery cell assembling equipment is as follows: the laser penetrates through the prepared hole 11 on the mounting piece 10 and the gap 21 between the pressing pieces 20 in sequence, the pressing pieces 20 press the tabs during welding, and the laser is welded between the two pressing pieces 20.
The invention has been described above with a certain degree of particularity. It will be understood by those of ordinary skill in the art that the description of the embodiments is merely exemplary and that all changes that come within the true spirit and scope of the invention are desired to be protected. The scope of the invention is defined by the appended claims rather than by the foregoing description of the embodiments.
Claims (11)
1. The pressing device for welding is characterized by comprising a mounting piece, a pressing piece, a guide piece and an elastic piece; wherein:
the mounting piece is provided with a preformed hole for a welding medium to pass through;
the number of the pressing pieces is at least two, the pressing pieces are located on the same side of the mounting piece, a gap exists between the two pressing pieces, and the gap corresponds to the reserved hole in the mounting piece;
the guide piece is arranged between each pressing piece and the mounting piece and is used for connecting the pressing pieces to the mounting pieces; the fixed end of the guide piece is fixedly connected to one of the pressing piece and the mounting piece, and the movable end of the guide piece is movably connected to a guide hole in the other of the mounting piece and the pressing piece; the guide piece is matched with the guide hole to form a fine adjustment structure, and the fine adjustment structure is used for enabling the pressing piece to move transversely relative to the mounting piece;
the elastic piece is arranged between the pressing piece and the mounting piece and used for separating the pressing piece and the mounting piece to an initial position.
2. The pressing device for welding is characterized by comprising an installation part, a connecting part, a pressing part, a guide part and an elastic part; wherein:
the mounting piece is provided with a preformed hole for a welding medium to pass through;
the connecting piece is positioned on one side of the mounting piece, a through hole is formed in the connecting piece, and the through hole corresponds to the reserved hole;
the number of the pressing pieces is at least two, the pressing pieces are fixedly connected to one side of the connecting piece away from the mounting piece, a gap exists between the two pressing pieces, and the gap corresponds to the preformed hole and the through hole;
the guide piece is arranged between the connecting piece and the mounting piece and is used for connecting the connecting piece to the mounting piece; the fixed end of the guide piece is fixedly connected to one of the connecting piece or the mounting piece, and the movable end of the guide piece is movably connected to a guide hole in the other of the mounting piece or the connecting piece; the movable end of the guide piece is provided with a fine adjustment structure, and the fine adjustment structure is used for enabling the connecting piece to move transversely relative to the mounting piece;
the elastic piece is arranged between the connecting piece and the mounting piece and used for separating the connecting piece and the mounting piece to an initial position.
3. The welding hold-down device according to claim 1 or 2, wherein the guide member includes a guide shaft and a stopper at a free end of the guide shaft, the guide shaft has a diameter that gradually increases from a fixed end to a free end, and when the guide member does not protrude from the guide hole, an outer wall at the free end position is fitted to an inner wall of the guide hole; the limiting block limits the movable end of the guide piece.
4. The welding press according to claim 1 or 2, wherein the elastic member is fitted over the guide member.
5. The welding hold-down device of claim 1 or 2, wherein the hold-down member is an insulating high-temperature-resistant hold-down member.
6. The welding hold-down device of claim 5, wherein the hold-down member is a ceramic hold-down member.
7. The welding hold-down device according to claim 1 or 2, further comprising a blowing mechanism mounted on the mounting member; the blowing mechanism comprises an air deflector, air holes corresponding to the reserved holes in the mounting pieces are formed in the air deflector, air guide grooves are arranged on the peripheries of the air holes, and a plurality of blowing holes are formed in the air guide grooves.
8. The welding press of claim 7 wherein each of said blow holes is arranged in an inclined manner and directed toward the welding location.
9. The welding hold-down device of claim 1 or 2, further comprising a stopper mounted on the mounting member and a blow mechanism mounted on the stopper.
10. The welding hold-down device of claim 9, wherein a passage through which gas passes is provided on a side of the stopper corresponding to the gas blowing mechanism.
11. The battery cell assembling equipment is characterized by being used for assembling battery cells into a battery cell module, and comprising a battery cell loading device, a battery cell shell entering device, a battery cell lug welding device and a discharging device; wherein the content of the first and second substances,
the battery cell loading device is used for loading a single battery cell;
the battery cell casing device is used for installing casings around a plurality of battery cells;
the cell tab welding device is provided with the compression device for welding as claimed in any one of claims 1 to 10, and is used for welding tabs of cells;
and the discharging device is used for outputting the welded battery cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910937473.7A CN110587120A (en) | 2019-09-30 | 2019-09-30 | Compressing device for welding and battery cell assembling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910937473.7A CN110587120A (en) | 2019-09-30 | 2019-09-30 | Compressing device for welding and battery cell assembling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110587120A true CN110587120A (en) | 2019-12-20 |
Family
ID=68864833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910937473.7A Pending CN110587120A (en) | 2019-09-30 | 2019-09-30 | Compressing device for welding and battery cell assembling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110587120A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247356A (en) * | 2020-09-30 | 2021-01-22 | 江苏逸飞激光设备有限公司 | Flow collecting disc welding production line |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06304753A (en) * | 1993-04-20 | 1994-11-01 | Japan Steel & Tube Constr Co Ltd | Jig for welding rail |
| JP3179705U (en) * | 2012-09-03 | 2012-11-15 | 株式会社エスエムケイ | Air blow mechanism for bolt welding |
| CN203471216U (en) * | 2013-09-05 | 2014-03-12 | 镇江日进磨具有限公司 | Diamond edge wheel welding fixture |
| CN104439727A (en) * | 2014-11-20 | 2015-03-25 | 东莞市德尔能新能源科技有限公司 | Clamp for battery laser welding |
| CN204524653U (en) * | 2015-03-19 | 2015-08-05 | 中航锂电（洛阳）有限公司 | A kind of fast locking device of battery pole ear and battery pole ear weld jig |
| CN104907752A (en) * | 2015-05-25 | 2015-09-16 | 中南大学 | Clamp for coupling welding of coaxial optoelectronic devices |
| CN105618947A (en) * | 2016-03-15 | 2016-06-01 | 温州智元知识产权管理有限公司 | Full-automatic welding machine for welding collector pieces on cylindrical lithium battery |
| CN205600547U (en) * | 2016-04-03 | 2016-09-28 | 深圳市兴启航自动化设备有限公司 | Unsteady device that develops of optical device auto -Coupling machine |
| CN206435909U (en) * | 2016-12-14 | 2017-08-25 | 上海君屹工业自动化股份有限公司 | A kind of compression follower for being used to weld |
| CN206732391U (en) * | 2017-05-08 | 2017-12-12 | 安徽欧鹏巴赫新能源科技有限公司 | Power battery module laser welding frock |
| CN107499919A (en) * | 2017-07-31 | 2017-12-22 | 惠州市三协精密有限公司 | A kind of battery core cutting agency with spot welding detection function |
| CN206898683U (en) * | 2017-07-12 | 2018-01-19 | 鹤壁市诺信电子有限公司 | A kind of lithium battery group welding clamp |
| CN207563947U (en) * | 2017-12-12 | 2018-07-03 | 无锡奥特维智能装备有限公司 | Weld float top board |
| CN208970678U (en) * | 2018-08-28 | 2019-06-11 | 东莞仕能机械设备有限公司 | A kind of battery modules frock clamp |
| CN110280950A (en) * | 2019-07-04 | 2019-09-27 | 宁波利维能储能系统有限公司 | A kind of rectangular cell module clamping tool |
| CN211052828U (en) * | 2019-09-30 | 2020-07-21 | 无锡奥特维智能装备有限公司 | Compressing device for welding and battery cell assembling equipment |
-
2019
- 2019-09-30 CN CN201910937473.7A patent/CN110587120A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06304753A (en) * | 1993-04-20 | 1994-11-01 | Japan Steel & Tube Constr Co Ltd | Jig for welding rail |
| JP3179705U (en) * | 2012-09-03 | 2012-11-15 | 株式会社エスエムケイ | Air blow mechanism for bolt welding |
| CN203471216U (en) * | 2013-09-05 | 2014-03-12 | 镇江日进磨具有限公司 | Diamond edge wheel welding fixture |
| CN104439727A (en) * | 2014-11-20 | 2015-03-25 | 东莞市德尔能新能源科技有限公司 | Clamp for battery laser welding |
| CN204524653U (en) * | 2015-03-19 | 2015-08-05 | 中航锂电（洛阳）有限公司 | A kind of fast locking device of battery pole ear and battery pole ear weld jig |
| CN104907752A (en) * | 2015-05-25 | 2015-09-16 | 中南大学 | Clamp for coupling welding of coaxial optoelectronic devices |
| CN105618947A (en) * | 2016-03-15 | 2016-06-01 | 温州智元知识产权管理有限公司 | Full-automatic welding machine for welding collector pieces on cylindrical lithium battery |
| CN205600547U (en) * | 2016-04-03 | 2016-09-28 | 深圳市兴启航自动化设备有限公司 | Unsteady device that develops of optical device auto -Coupling machine |
| CN206435909U (en) * | 2016-12-14 | 2017-08-25 | 上海君屹工业自动化股份有限公司 | A kind of compression follower for being used to weld |
| CN206732391U (en) * | 2017-05-08 | 2017-12-12 | 安徽欧鹏巴赫新能源科技有限公司 | Power battery module laser welding frock |
| CN206898683U (en) * | 2017-07-12 | 2018-01-19 | 鹤壁市诺信电子有限公司 | A kind of lithium battery group welding clamp |
| CN107499919A (en) * | 2017-07-31 | 2017-12-22 | 惠州市三协精密有限公司 | A kind of battery core cutting agency with spot welding detection function |
| CN207563947U (en) * | 2017-12-12 | 2018-07-03 | 无锡奥特维智能装备有限公司 | Weld float top board |
| CN208970678U (en) * | 2018-08-28 | 2019-06-11 | 东莞仕能机械设备有限公司 | A kind of battery modules frock clamp |
| CN110280950A (en) * | 2019-07-04 | 2019-09-27 | 宁波利维能储能系统有限公司 | A kind of rectangular cell module clamping tool |
| CN211052828U (en) * | 2019-09-30 | 2020-07-21 | 无锡奥特维智能装备有限公司 | Compressing device for welding and battery cell assembling equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247356A (en) * | 2020-09-30 | 2021-01-22 | 江苏逸飞激光设备有限公司 | Flow collecting disc welding production line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211052828U (en) | Compressing device for welding and battery cell assembling equipment | |
| CN110587120A (en) | Compressing device for welding and battery cell assembling equipment | |
| CN211516374U (en) | Pressure head structure for tab welding | |
| CN110445070B (en) | Explosion-proof main junction box for high-voltage compact motor | |
| CN215846326U (en) | Laser emitting head assembly and laser welding equipment | |
| CN202240119U (en) | Mini-type automatic height adjusting device | |
| CN210587726U (en) | Laser welding tool for battery module | |
| CN218612589U (en) | Novel utmost point post aluminium bar welding copper nozzle hold-down mechanism | |
| CN218396703U (en) | Battery module welding tool | |
| CN213958910U (en) | Guide rail lead screw for automatic photoresist removing machine for round crystal | |
| CN215110360U (en) | Novel mechanism for automatically eliminating transmission clearance of screw nut pair | |
| CN204668229U (en) | A kind of vacuum circuit breaker with spring mechanism framework | |
| CN112563531A (en) | Fuel cell stack packaging structure | |
| CN219796565U (en) | Emergency plugging device for sea pipe | |
| CN217264490U (en) | Pulley seat, pulley assembly and tower crane | |
| CN108436256B (en) | Battery box packaging laser vibrating mirror scanning welding protection gas device with protection function | |
| CN220575127U (en) | Module welding positioning tool | |
| CN202871472U (en) | Flame-proof type movable transformer box body for mine | |
| CN217095190U (en) | Riveting hexagonal equipment | |
| CN108724037B (en) | Bonding fixture for simultaneously bonding two switch supports to smoke collecting hood | |
| CN214779944U (en) | Tension adjusting mechanism for winding machine | |
| CN219703326U (en) | Device capable of improving processing precision of photovoltaic lead | |
| CN220208883U (en) | Arc extinguishing chamber and circuit breaker | |
| CN211789299U (en) | Quick mounting structure | |
| CN218790788U (en) | Safety helmet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |