CN219561765U - Ultrasonic welding device - Google Patents
Ultrasonic welding device Download PDFInfo
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- CN219561765U CN219561765U CN202223600035.8U CN202223600035U CN219561765U CN 219561765 U CN219561765 U CN 219561765U CN 202223600035 U CN202223600035 U CN 202223600035U CN 219561765 U CN219561765 U CN 219561765U
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- 238000003466 welding Methods 0.000 title claims abstract description 177
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Classifications
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an ultrasonic welding device, which comprises a frame, an upper module and a lower module; the upper module is arranged on the frame, the lower module is arranged on the frame and is positioned below the upper module, the upper module comprises a welding head, an installation seat, an upper driver and a connecting assembly, the welding head is connected to the installation seat, the installation seat is detachably connected with the connecting assembly, and the upper driver drives the connecting assembly to move so as to drive the welding head to move along the up-down direction; the lower module utilizes the lower driving assembly to drive the welding seat to move along the up-down direction, so that the welding head and the welding seat can move relatively during welding, and the welding head is convenient to replace different welding heads due to the fact that the welding head is detachably connected with the connecting assembly through the mounting seat, different welding processes are compatible, quick mold replacement is achieved, and flexibility is higher.
Description
Technical Field
The utility model relates to the technical field of welding equipment, in particular to an ultrasonic welding device.
Background
At present, in order to meet the production beat of high-speed assembly lines of the battery cells in the production process of the battery cells, an ultrasonic welding process is generally adopted at a welding part of a tab, two welding processes are adopted, one is ultrasonic pre-welding and ultrasonic final welding, and the other is ultrasonic flat tooth welding and laser welding, however, the two processes are often mixed and compatible for use so as to reduce the cost, and the ultrasonic welding equipment in the related art cannot meet the requirement of quick mold changing of the two processes.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the ultrasonic welding device, which can be used for detachably replacing the welding head, is convenient for being compatible with different welding processes and realizes quick mold change.
An ultrasonic welding device according to an embodiment of the present utility model includes a frame, an upper module, and a lower module; the upper module is arranged on the frame and comprises a welding head, an installation seat, an upper driver and a connecting component, wherein the welding head is connected to the installation seat, the installation seat is detachably connected with the connecting component, and the upper driver is used for driving the connecting component to move so as to drive the welding head to move along the up-down direction; the lower module is arranged on the frame and positioned below the upper module, the lower module comprises a welding seat and a lower driving assembly, and the lower driving assembly is used for driving the welding seat to move along the up-down direction.
The ultrasonic welding device provided by the embodiment of the utility model has at least the following beneficial effects:
the upper module and the lower module are arranged on the frame, the welding head of the upper module is connected to the mounting seat, the mounting seat is detachably connected with the connecting assembly, and the upper driver drives the connecting assembly to move, so that the welding head is driven to move along the up-down direction; the lower module utilizes the lower driving assembly to drive the welding seat to move along the up-down direction, so that the welding head and the welding seat can move relatively during welding, and the welding head is convenient to replace different welding heads due to the fact that the welding head is detachably connected with the connecting assembly through the mounting seat, different welding processes are compatible, quick mold replacement is achieved, and flexibility is higher.
According to some embodiments of the utility model, the welding head is a toothed welding head, the mount is a first mount adapted to the toothed welding head, the connection assembly comprises a first connection mount, and the toothed welding head is detachably connected to the first connection mount through the first mount.
According to some embodiments of the utility model, one of the first mounting base and the first connecting base is provided with a first tenon, and the other is provided with a first mortise matched with the first tenon.
According to some embodiments of the utility model, the first mounting seat is provided with a positioning groove and a leveling block, the peripheral wall of the toothed welding head is provided with a positioning surface, and the toothed welding head is mounted in the positioning groove and is matched with the positioning surface in a positioning way through the leveling block.
According to some embodiments of the utility model, the welding head is a flat tooth welding head, the mount is a second mount adapted to the flat tooth welding head, the connection assembly comprises a second connection mount, and the flat tooth welding head is detachably connected with the second connection mount through the second mount.
According to some embodiments of the utility model, one of the second mounting base and the second connecting base is provided with a second tenon, and the other is provided with a second mortise matched with the second tenon.
According to some embodiments of the utility model, a fixing block is fixedly arranged at one end of the second connecting seat, and the fixing block is arranged towards the direction of the second mounting seat so as to limit the second mounting seat to move along the length direction of the second mortises.
According to some embodiments of the utility model, the upper driver is a cylinder, and a disc spring assembly is arranged at the driving end of the cylinder.
According to some embodiments of the utility model, the upper module further comprises a grating ruler for detecting a distance that the cylinder drives the welding head to move.
According to some embodiments of the utility model, the lower drive assembly comprises an electric cylinder provided with a connecting block connected with the welding seat, and a spring is arranged between the connecting block and the welding seat.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
FIG. 1 is a schematic view showing the overall structure of an ultrasonic welding apparatus according to an embodiment of the present utility model;
FIG. 2 is a schematic view of the upper module in an unarmed state of the welding head according to an embodiment of the utility model;
FIG. 3 is a schematic view of a gear horn mounted upper module in accordance with one embodiment of the present utility model;
FIG. 4 is a schematic view of a structure of an upper module in accordance with an embodiment of the present utility model in a flat tooth welding head mounted state;
fig. 5 is a schematic view of an exploded view of an upper module without a bonding tool according to an embodiment of the present utility model.
Reference numerals:
a frame 100;
an upper module 200; a horn module 210; toothed horn 211; flat tooth horn 212; a first mount 213; leveling block 2131; a clasping block 2132; a limit groove 2133; a first tenon 2134; a second mount 214; an upper driving assembly 220; an upper driver 221; a first connection base 222; first mortise 2221; a second connection base 223; a second mortise 2231; a fixed block 2232; a grating scale 230;
a lower module 300; a solder socket 310; a connection block 321; a lower driver 320;
an ultrasonic welding apparatus 1000.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms upper, lower, left, right, etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.
In the description of the present utility model, it should be noted that terms such as arrangement, installation, connection, etc. should be construed broadly, and those skilled in the art may reasonably determine the specific meaning of the foregoing terms in the present utility model in combination with the specific content of the technical solution.
The following description of the embodiments of the present utility model will be made with reference to the accompanying drawings, in which it is apparent that the embodiments described below are some, but not all embodiments of the utility model.
An ultrasonic welding apparatus 1000 according to an embodiment of the present utility model is described with reference to fig. 1 to 5, and the ultrasonic welding apparatus 1000 is mainly applicable to welding tabs of a battery cell, and the ultrasonic welding apparatus 1000 will be described below with specific examples.
Referring to fig. 1, an ultrasonic welding apparatus 1000 according to an embodiment of the present utility model includes a frame 100, an upper module 200, and a lower module 300; the upper module 200 is disposed at the upper portion of the frame 100, and the lower module 300 is disposed at the lower portion of the frame 100 and below the upper module 200; the upper module 200 includes a welding head module 210 and an upper driving assembly 220, wherein the upper driving assembly 220 is used for driving the welding head module 210 to move, so that the welding head module 210 can move along the up-down direction; the lower module 300 includes a holder 310 and a lower driving assembly, the lower driving assembly is used for moving the holder 310 in an up-down direction, during welding, a product to be welded is conveyed between the welding head module 210 and the holder 310, the upper driving assembly 220 drives the welding head module 210 to move downwards, and simultaneously the lower driving assembly drives the holder 310 to move upwards, and the welding operation is performed on the product through the welding head module 210.
It can be appreciated that, in the embodiment of the present utility model, the welding head module 210 and the welding seat 310 are relatively disposed, and during welding, the welding head module 210 and the welding seat 310 both move towards the middle, which has a larger travel advantage compared with the structure in which only the welding head module 210 is movable in the related art, and has enough space between them to convey products, so that on the high-speed welding line for assembling the battery cell, the welding head module 210 and the welding seat 310 do not need to perform the operation of avoiding the conveying line, thereby saving the welding time, improving the welding efficiency, and meeting the requirement of high-speed welding.
Referring to fig. 1, in the embodiment of the present utility model, the upper driving assembly 220 includes an upper driver 221 and a connection assembly, the upper driver 221 drives the connection assembly to move, and the welding head module 210 is connected to the connection assembly, and can drive the welding head assembly to move through the connection assembly; the lower driving assembly includes a lower driver 320 and a connection block 321, and the lower driver 320 is connected with the socket 310 through the connection block 321. The upper and lower portions of the frame 100 are provided with guide structures for guiding movement of the welding head assembly and the holder 310, respectively, with higher stability.
It should be noted that, the upper driver 221 is an air cylinder, the lower driver 320 is an electric cylinder, and the air cylinder and the electric cylinder are respectively fixed on the frame 100, wherein the running speed of the electric cylinder is 25mm/s, the rated output force value is 6.0kN, and the repeated positioning precision of the electric cylinder is 0.02mm, which is favorable for realizing accurate positioning in the welding process. The upper driver 221 and the lower driver 320 employ different forms of driving force, which are only examples herein; in some embodiments, the upper driver 221 and the lower driver 320 may employ the same drive, e.g., both are air cylinders or electric cylinders.
It should be noted that, the driving end of the cylinder is provided with a disc spring assembly, and the disc spring assembly has the function of preventing the pressure from rising from 0N to 4000N when the cylinder drives the welding head module 210 to contact with the welding seat 310, so as to achieve a gentle and excessive effect, for example, increasing from 0N to 1000N, then increasing from 1000N to 2000N, and then increasing from 2000N to 4000N, which is more stable and reliable.
In addition, the cylinder is provided with a pressure sensor for monitoring a real-time pressure value of the welding head module 210 when the welding head module contacts with a product and when the welding head module is welded, and the real-time pressure value is displayed on the integrated machine for subsequent analysis of whether the welding is abnormal or not.
Referring to fig. 1, the upper driving assembly 220 further includes a grating ruler 230, where the grating ruler 230 is used to detect the distance that the welding head is driven by the cylinder, and can monitor whether the position of the welding head changes every time of welding, with an accuracy of 0.001mm, and display on an integrated machine for subsequent analysis, so as to accurately control the moving distance of the welding head. Specifically, in the illustrated embodiment, the grating scale 230 is mounted on the side of the connection assembly that is adjacent to the bonding tool.
Referring to fig. 1, the electric cylinder is provided with a connecting block 321 connected with the welding seat 310, a spring is arranged between the connecting block 321 and the welding seat 310, and the spring plays a role in buffering, so that when the electric cylinder is started instantly, the connecting block 321 and the welding seat 310 generate hard impact to generate noise. It should be noted that the number of the springs may be two or more, and may be selected according to practical situations, which is not limited in this embodiment.
Considering that there are two processes in the related art at the tab welding portion, one is ultrasonic pre-welding and ultrasonic final welding, and the other is ultrasonic flat tooth welding and laser welding, however, the two processes are often mixed and compatible for use to reduce the cost, so that rapid mold change is often required for the ultrasonic welding equipment of the two processes. In the embodiment of the utility model, the welding head module 210 and the upper driving assembly 220 are detachably connected, specifically, the welding head module 210 comprises a welding head and an installation seat, the welding head is connected to the installation seat to form an integral module, the installation seat is detachably connected with the connecting assembly, the modularized quick dismounting design of the welding head is realized, and the welding head is convenient to replace.
It will be appreciated that in embodiments of the present utility model, the bonding tool may be a toothed bonding tool 211 or a flat tooth bonding tool 212, and that the foregoing removable structure may be used to provide a compatible mounting of the toothed bonding tool 211 and flat tooth bonding tool 212.
Referring to fig. 2, a schematic structure of fig. 2 showing a state in which the bonding tool is not mounted, specifically, the connection assembly includes a first connection base 222 and a second connection base 223, and the upper driver 221 can drive the first connection base 222 and the second connection base 223 to move in an up-down direction.
Referring to fig. 3, it can be appreciated that when the bonding tool is a toothed bonding tool 211, the mounting base is a first mounting base 213 adapted to the toothed bonding tool 211, the toothed bonding tool 211 is fixed to the first mounting base 213, and then the first mounting base 213 is detachably connected to the first connecting base 222, for example, by clamping, bolting, or the like.
Referring to fig. 4, when the welding head is a flat tooth welding head 212, the mounting base is a second mounting base 214 adapted to the flat tooth welding head 212, the flat tooth welding head 212 is fixed to the second mounting base 214, and then the flat tooth welding head 212 is detachably connected to the second connecting base 223 through the second mounting base 214, for example, the flat tooth welding head is fixed by a clamping connection, a bolt connection, or the like. Therefore, the tooth welding head 211 or the flat tooth welding head 212 can be selected and installed according to the actual application requirements, namely, the ultrasonic flat tooth welding and toothed welding are compatible, the use is flexible and convenient, and the rapid die change function is realized; and the whole detachable structure of the welding head and the mounting seat is adopted, so that the modularization design of the whole machine is realized, and the modularization degree of the whole machine is improved.
Referring to fig. 5, the first mounting seat 213 is provided with a first tenon 2134, the first connecting seat 222 is provided with a first mortise 2221, and the first tenon 2134 is matched with the first mortise 2221 to lock, so that the first mounting seat 213 and the first connecting seat 222 are assembled, and the operation is simple and convenient, and the structure is firm and reliable. Of course, in some embodiments, the first tenon 2134 may be disposed on the first connecting base 222, and the first mortise 2221 is disposed on the first mounting base 213, which is not limited specifically.
It can be appreciated that, in the embodiment, the first dovetail groove 2221 is formed by matching two left and right limiting blocks, and fig. 5 shows that the two limiting blocks may be in a split structure, and of course, the two limiting blocks may also be in an integrally formed structure, which is not limited in detail.
As can be understood from fig. 3, the first mounting seat 213 is provided with a positioning groove and a leveling block 2131, the first mounting seat 213 is provided with a key groove for assembling the leveling block 2131, the outer peripheral wall of the toothed welding head 211 is provided with a positioning surface, and the toothed welding head 211 is mounted in the positioning groove and is in positioning fit with the positioning surface through the leveling block 2131. The concrete assembly process is that firstly, the leveling block 2131 is installed in a key groove, then the toothed welding head 211 is placed in a positioning groove, when the positioning surface of the toothed welding head 211 is tangential to the leveling block 2131, the toothed welding head 211 is locked in the positioning groove by utilizing the enclasping block 2132, the enclasping block 2132 is fixedly connected with the first installation seat 213 through bolts, and the toothed welding head 211 is not required to be leveled after being assembled in place, so that quick assembly is realized.
It will be appreciated that after the toothed welding head 211 is assembled with the first mount 213, the toothed welding head 211 is locked by inserting the first tenon 2134 into the first mortise 2221, the first mortise 2221 has a guiding function, so that the toothed welding head 211 can be quickly assembled in place, and then the toothed welding head 211 is locked with the first mount 213 by using screws from the side, thereby completing the assembly of the toothed welding head 211.
Referring to fig. 5, the second mounting base 214 is provided with a second tenon, the second connecting base 223 is provided with a second tenon groove 2231, and the second tenon groove 2231 are matched to lock, so that the second mounting base 214 and the second connecting base 223 can be assembled, and the assembly structure of the first tenon 2134 and the first tenon groove 2221 in the above embodiment can be seen, which is not described in detail.
As can be understood from fig. 4, a fixing block 2232 is fixed at one end of the second connecting seat 223, and the fixing block 2232 is disposed towards the first mounting seat 213. After the flat tooth welding head 212 and the second mounting seat 214 are assembled, the flat tooth welding head 212 is inserted into the second mortise 2231 to be locked, and after leveling, the second tenon is placed in the second mortise 2231 through the screw and the fixed block 2232, so that the flat tooth welding head 212 is prevented from moving along the second mortise 2231, and the flat tooth welding head 212 is mounted.
Describing the welding process of the ultrasonic welding device 1000 by taking the toothed welding head 211 as an example, when a welding operation flow starts, the electric cylinder drives the welding seat 310 and the toothed welding head 211 driven by the electric cylinder to act together, the running speed of the electric cylinder is relatively high, the electric cylinder stops in place first, and the toothed welding head 211 contacts the welding seat 310 to start welding; during welding, the welding seat 310 receives the acting force from the toothed welding head, so that the welding is firm and reliable; in order to prevent the welding seat 310 from sinking, after the electric cylinder is in place, an external trigger signal is given to the motor of the electric cylinder, and the motor is completely locked, so that the welding seat 310 is positioned.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. Ultrasonic welding device, its characterized in that includes:
a frame;
the upper module is arranged on the frame and comprises a welding head, an installation seat, an upper driver and a connecting component, wherein the welding head is connected to the installation seat, the installation seat is detachably connected with the connecting component, and the upper driver is used for driving the connecting component to move so as to drive the welding head to move along the up-down direction;
the lower module is arranged on the frame and positioned below the upper module, and comprises a welding seat and a lower driving assembly, and the lower driving assembly is used for driving the welding seat to move along the up-down direction.
2. The ultrasonic welding apparatus of claim 1 wherein the welding head is a toothed welding head and the mount is a first mount adapted to the toothed welding head, the connection assembly including a first connection mount through which the toothed welding head is detachably connected to the first connection mount.
3. The ultrasonic welding apparatus according to claim 2, wherein one of the first mount and the first connection base is provided with a first tenon, and the other is provided with a first mortise engaged with the first tenon.
4. The ultrasonic welding device according to claim 2, wherein the first mount is provided with a positioning groove and a leveling block, a positioning surface is provided on an outer peripheral wall of the toothed welding head, and the toothed welding head is mounted in the positioning groove and is in positioning fit with the positioning surface through the leveling block.
5. The ultrasonic welding apparatus of claim 1 wherein the horn is a flat tooth horn and the mount is a second mount adapted to the flat tooth horn, the connection assembly including a second connection mount through which the flat tooth horn is detachably connected to the second connection mount.
6. The ultrasonic welding apparatus according to claim 5, wherein one of the second mount and the second connection base is provided with a second tenon, and the other is provided with a second mortise engaged with the second tenon.
7. The ultrasonic welding device according to claim 6, wherein a fixing block is fixedly arranged at one end of the second connecting seat, and the fixing block is arranged towards the direction of the second mounting seat so as to limit the second mounting seat to move along the length direction of the second mortises.
8. The ultrasonic welding apparatus according to claim 1, wherein the upper driver is a cylinder, and a drive end of the cylinder is provided with a disc spring assembly.
9. The ultrasonic welding apparatus of claim 8, wherein the upper module further comprises a grating scale for detecting a distance the cylinder drives the horn to move.
10. The ultrasonic welding device of claim 1, wherein the lower drive assembly comprises an electric cylinder provided with a connection block connected with the weld holder, and a spring is provided between the connection block and the weld holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223600035.8U CN219561765U (en) | 2022-12-29 | 2022-12-29 | Ultrasonic welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223600035.8U CN219561765U (en) | 2022-12-29 | 2022-12-29 | Ultrasonic welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219561765U true CN219561765U (en) | 2023-08-22 |
Family
ID=87655660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223600035.8U Active CN219561765U (en) | 2022-12-29 | 2022-12-29 | Ultrasonic welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219561765U (en) |
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2022
- 2022-12-29 CN CN202223600035.8U patent/CN219561765U/en active Active
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