CN117102651B - Cap press welding mechanism of lithium battery pack - Google Patents
Cap press welding mechanism of lithium battery pack Download PDFInfo
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- CN117102651B CN117102651B CN202310960284.8A CN202310960284A CN117102651B CN 117102651 B CN117102651 B CN 117102651B CN 202310960284 A CN202310960284 A CN 202310960284A CN 117102651 B CN117102651 B CN 117102651B
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- sleeve
- plate
- supporting
- battery pack
- horizontal
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- 230000007246 mechanism Effects 0.000 title claims abstract description 191
- 238000003466 welding Methods 0.000 title claims abstract description 31
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 28
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000000605 extraction Methods 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 16
- 229920001971 elastomer Polymers 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 230000003139 buffering effect Effects 0.000 claims description 6
- 229920001973 fluoroelastomer Polymers 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 7
- 239000004576 sand Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229940021013 electrolyte solution Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/002—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating specially adapted for particular articles or work
-
- 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/271—Lids or covers for the racks or secondary casings
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of battery processing, and discloses a cap pressure welding mechanism of a lithium battery pack, which comprises a mounting frame mechanism, wherein a supporting and hanging mechanism is fixedly arranged at a corner of the bottom surface of the mounting frame mechanism, a transverse sleeve mechanism is fixedly arranged at the bottom end of the supporting and hanging mechanism, and a transverse connecting arm is fixedly arranged at the position, close to the end part, of the surface of the transverse sleeve mechanism. According to the cap welding mechanism of the lithium battery pack, the movable support sleeve mechanism is arranged to provide support, the movable slide plate and the movable longitudinal plate are used for sliding adjustment, and the fixed adjusting bolts are arranged to be fastened and connected, so that the cap extraction structure at the bottom, namely the battery cap extraction mechanism, can be extracted one by one; therefore, when a plurality of caps are extracted to carry out welding processing operation, the connection and distribution positions of the caps according to specific battery packs are adjusted adaptively, the effect of being convenient for adapting to battery packs with different specifications to process and apply is achieved, and the application flexibility is greatly improved.
Description
Technical Field
The invention relates to the technical field of battery processing, in particular to a cap pressure welding mechanism of a lithium battery pack.
Background
Lithium batteries are batteries using lithium metal or lithium alloy as positive/negative electrode materials and nonaqueous electrolyte solutions, and the lithium metal has very high requirements on environment due to the very active chemical characteristics of the lithium metal, so that the lithium batteries have become the mainstream along with the development of scientific technology. The battery cap is a component providing a battery closing function, and the types of the battery cap are divided into several types, and the battery cap is relatively complex to adapt to a lithium battery. In processing lithium battery, need carry out welding process to the block structure, good welding quality can ensure battery's life and application security. The pressure welding is a welding method in which a certain pressure is applied to a combined welding member in a heated or unheated state to cause plastic deformation or melting of the combined welding member, and atoms on two separated surfaces are connected by forming metal bonds through the actions of recrystallization, diffusion and the like, and the types of pressure welding are many.
At present, when the nut caps of the lithium battery pack are subjected to pressure welding, when a plurality of nut caps in the battery pack are extracted for welding processing operation, the structure for extracting the nut caps is difficult to adaptively adjust, so that the nut caps are inconvenient to adapt to battery packs of different specifications for processing application, and the application flexibility is poor.
Disclosure of Invention
The invention provides a cap pressure welding mechanism of a lithium battery pack, which has the advantages of being convenient to adjust to improve adaptability, and solves the problems that the structure for extracting the cap is difficult to adaptively adjust, is inconvenient to adapt to battery packs with different specifications for processing and application, and has poor flexibility.
The invention provides the following technical scheme: the utility model provides a block pressure welding mechanism of lithium cell group, includes mounting frame mechanism, the bight fixed mounting of mounting frame mechanism bottom surface has a supporting mechanism, the bottom fixed mounting of supporting mechanism has a horizontal cover mechanism, horizontal cover mechanism surface is close to tip department fixed mounting has a horizontal linking arm, the cover wall that horizontal linking arm was kept away from to horizontal cover mechanism runs through and has seted up first horizontal groove, the cover wall that horizontal cover mechanism is close to horizontal linking arm runs through and has seted up the second horizontal groove, the first horizontal groove opening top and the below of horizontal cover mechanism surface are fixed to be provided with the locking row sand grip, the inside slip grafting of horizontal cover mechanism has a slide mechanism, slide mechanism's tip fixed mounting has auxiliary mechanism, slide mechanism both sides surface's middle part fixed mounting has screw thread axle group and movable support mechanism respectively, the end through groove has been seted up to movable support mechanism's diapire middle part, screw thread group's surface movable sleeve has a locking backing plate mechanism, screw thread has cup jointed internal thread fastening mechanism, internal thread fastening mechanism's tip fixed mounting has a fastening structure, slide plate and movable support structure, movable support frame and movable support structure have a fixed mounting longitudinal sleeve top, slide and movable support fixed mounting has a slide, slide top.
Preferably, the installation frame mechanism comprises a main installation frame body, a reinforcing inclined bar and an installation through hole, wherein the installation through hole longitudinally penetrates through the corner of the main installation frame body, and the reinforcing inclined bar is fixedly installed on the inner side of the main installation frame body; the supporting and hanging mechanism comprises a supporting and hanging longitudinal arm, a supporting and hanging connecting plate and a supporting and hanging connecting bolt, wherein the bottom end of the supporting and hanging longitudinal arm is fixedly connected with the supporting and hanging connecting plate, and the supporting and hanging connecting plate is fixedly connected with the transverse sleeve mechanism through the supporting and hanging connecting bolt.
Preferably, the sleeve frame mechanism comprises a top sleeve plate, a cover sleeve body and a sealing rubber ring, wherein the bottom end of the cover sleeve body is fixedly connected with the sealing rubber ring, and the top end of the cover sleeve body is fixedly connected with the top sleeve plate; the lining mechanism comprises a lining pipe and a bottom sleeve plate, and the bottom end of the lining pipe is fixedly connected with the bottom sleeve plate; the covering sleeve body and the sealing rubber ring are both sleeved on the surface of the lining sleeve in a sliding manner, and the sealing rubber ring is made of fluororubber.
Preferably, the transverse sleeve mechanism comprises a sleeve frame body and an end plate, and the end plate is fixedly connected to the end part of the sleeve frame body.
Preferably, the sliding mechanism comprises a sliding frame body and a reinforcing cross frame, and the reinforcing cross frame is fixedly arranged in the sliding frame body; the auxiliary mechanism comprises an auxiliary slide bar and an auxiliary angle button, the auxiliary angle button is fixedly arranged at the end part of the auxiliary slide bar, the side edge of the auxiliary slide bar is an arc surface, and the side edge of the auxiliary angle button is a spherical arc surface.
Preferably, the electric hydraulic push rod mechanism comprises a cylinder body part and an output piston part, and the cylinder body part and the output piston part are respectively fixedly connected with the sleeve frame mechanism and the bushing mechanism; the battery cap extraction mechanism comprises a chassis supporting rod and a battery cap extraction sucker, and the battery cap extraction sucker is arranged at the bottom end of the chassis supporting rod.
Preferably, the threaded shaft group comprises a shaft body and a limiting shaft plug, and the limiting shaft plug is fixedly arranged at the end part of the shaft body.
Preferably, the movable support sleeve mechanism comprises a rectangular sleeve body and an assembly sleeve hole, and the assembly sleeve hole longitudinally penetrates through the top wall of the rectangular sleeve body.
Preferably, the locking backing plate mechanism comprises a backing plate body, a central through hole and a locking buckling longitudinal bar, wherein the central through hole is arranged in the middle of the plate surface of the backing plate body in a penetrating mode, and the locking buckling longitudinal bar is fixed at the top and the bottom of the plate surface of the backing plate body.
Preferably, the internal thread fastening mechanism comprises an internal thread pipe and a twisted strip, and the twisted strip is fixedly arranged on the surface of the internal thread pipe; the fastening structure comprises a fastening pressing plate, a fastening pressing pad and a buffering groove, wherein the fastening pressing pad is fixedly connected to the plate surface of the fastening pressing plate, and the buffering groove is formed in the surface of the fastening pressing pad.
The invention has the following beneficial effects:
1. this block press welding mechanism of lithium cell group provides the support through setting up horizontal cover mechanism to through setting up sliding mechanism and auxiliary mechanism and its inside sliding fit again, provide the support to movable support cover mechanism, thereby make the structure be convenient for carry out the adjustment of interval, moreover through setting up screw thread axle group, locking backing plate mechanism, internal thread fastening mechanism and fastening structure's cooperation, make torsion internal thread fastening mechanism and fastening structure so that it arranges sand grip lock locking through the locking backing plate mechanism with the locking of horizontal cover mechanism, can provide the fixed of structure, thereby the adjustment of being convenient for to block structural support interval has been reached, the effect of being convenient for carry out adjustment position to the block extraction mechanism of arranging has been reached.
2. According to the cap welding mechanism of the lithium battery pack, the movable support sleeve mechanism is arranged to provide support, the movable slide plate and the movable longitudinal plate are used for sliding adjustment, and the fixed adjusting bolts are arranged to be fastened and connected, so that the cap extraction structure at the bottom, namely the battery cap extraction mechanism, can be extracted one by one; therefore, when a plurality of caps are extracted to carry out welding processing operation, the connection and distribution positions of the caps according to specific battery packs are adjusted adaptively, the effect of being convenient for adapting to battery packs with different specifications to process and apply is achieved, and the application flexibility is greatly improved.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a cross-sectional perspective view of the construction of the horizontal sleeve mechanism of the present invention;
FIG. 3 is a partial sectional perspective view of the present invention;
FIG. 4 is a schematic view of a locking pad mechanism according to the present invention;
FIG. 5 is a schematic view of the internal thread tightening mechanism of the present invention;
FIG. 6 is a partial perspective view of the present invention;
fig. 7 is a schematic structural view of an electro-hydraulic push rod mechanism according to the present invention.
In the figure: 1. installing a frame mechanism; 2. a supporting and hanging mechanism; 3. a transverse sleeve mechanism; 4. a first transverse slot; 5. a second transverse slot; 6. locking row convex strips; 7. a sliding mechanism; 8. an auxiliary mechanism; 9. a threaded shaft group; 10. a movable support sleeve mechanism; 11. a bottom through groove; 13. a locking backing plate mechanism; 14. an internal thread fastening mechanism; 15. a fastening structure; 16. a movable slide plate; 17. a movable vertical plate; 18. fixing an adjusting bolt; 19. a sleeving frame mechanism; 20. a bushing mechanism; 21. an electro-hydraulic push rod mechanism; 22. a battery cap extraction mechanism; 101. a main mounting frame; 102. reinforcing diagonal strips; 103. mounting through holes; 201. supporting and hanging a longitudinal arm; 202. supporting and hanging the connecting plate; 203. supporting and hanging a connecting bolt; 301. a cover frame; 302. an end plate; 701. a slide frame; 702. reinforcing the cross frame; 801. an auxiliary slide bar; 802. an auxiliary angle button; 901. a shaft body; 902. limiting the shaft plug; 1001. a rectangular sleeve body; 1002. assembling a trepanning; 1301. a backing plate body; 1302. a central through hole; 1303. locking the buckling longitudinal strips; 1401. an internally threaded tube; 1402. a twisted strip; 1501. fastening the pressing plate; 1502. fastening the pressing pad; 1503. a buffer groove; 1901. a top sleeve plate; 1902. a sheathing body; 1903. sealing the rubber ring; 2001. a bushing pipe; 2002. a bottom sleeve plate; 2101. a cylinder portion; 2102. and an output piston part.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, a cap press welding mechanism of a lithium battery pack comprises a mounting frame mechanism 1, a supporting mechanism 2 is fixedly arranged at the corner of the bottom surface of the mounting frame mechanism 1, a horizontal sleeve mechanism 3 is fixedly arranged at the bottom end of the supporting mechanism 2, a horizontal connecting arm 12 is fixedly arranged at the position, close to the end, of the surface of the horizontal sleeve mechanism 3, a first horizontal groove 4 is penetrated through the sleeve wall, far from the horizontal connecting arm 12, of the horizontal sleeve mechanism 3, a second horizontal groove 5 is penetrated through the sleeve wall, close to the horizontal connecting arm 12, of the horizontal sleeve mechanism 3, locking row convex strips 6 are fixedly arranged above and below the opening of the first horizontal groove 4, a sliding mechanism 7 is inserted in the interior of the horizontal sleeve mechanism 3 in a sliding manner, an auxiliary mechanism 8 is fixedly arranged at the end of the sliding mechanism 7, a threaded shaft group 9 and a movable sleeve mechanism 10 are respectively fixedly arranged at the middle parts of the two side surfaces of the sliding mechanism 7, the middle part of the bottom wall of the movable supporting sleeve mechanism 10 is provided with a bottom through groove 11, the surface of the threaded shaft group 9 is movably sleeved with a locking base plate mechanism 13, the surface of the threaded shaft group 9 is in threaded sleeve with an internal thread fastening mechanism 14, the end part of the internal thread fastening mechanism 14 is fixedly provided with a fastening structure 15, the movable supporting sleeve mechanism 10 and the bottom through groove 11 are in sliding connection with a movable sliding plate 16 and a movable longitudinal plate 17, the top end of the movable longitudinal plate 17 is fixedly connected with the movable sliding plate 16, the bottom end of the movable longitudinal plate 17 is fixedly provided with a sleeve frame mechanism 19, the inside of the sleeve frame mechanism 19 is longitudinally in sliding connection with a bushing mechanism 20, the inside of the sleeve frame mechanism 19 and the bushing mechanism 20 is provided with an electric hydraulic push rod mechanism 21, the bottom end of the bushing mechanism 20 is fixedly provided with a battery cap extraction mechanism 22, and the top of the movable sliding plate 16 is fixedly provided with a fixed adjusting bolt 18.
In the invention, the following components are added: the mounting frame mechanism 1 comprises a main mounting frame body 101, a reinforcing diagonal bar 102 and a mounting through hole 103, wherein the mounting through hole 103 longitudinally penetrates through a corner part of the main mounting frame body 101, and the reinforcing diagonal bar 102 is fixedly mounted on the inner side of the main mounting frame body 101; the supporting and hanging mechanism 2 comprises a supporting and hanging longitudinal arm 201, a supporting and hanging connecting plate 202 and a supporting and hanging connecting bolt 203, wherein the bottom end of the supporting and hanging longitudinal arm 201 is fixedly connected with the supporting and hanging connecting plate 202, and the supporting and hanging connecting plate 202 is fixedly connected with the transverse sleeve mechanism 3 through the supporting and hanging connecting bolt 203. More specifically, by providing the reinforcing diagonal member 102 fixedly installed inside the main installation frame 101, the structural strength is made more excellent.
In the invention, the following components are added: the sleeve frame mechanism 19 comprises a top sleeve plate 1901, a cover sleeve body 1902 and a sealing rubber ring 1903, wherein the bottom end of the cover sleeve body 1902 is fixedly connected with the sealing rubber ring 1903, and the top end of the cover sleeve body 1902 is fixedly connected with the top sleeve plate 1901; the lining mechanism 20 comprises a lining pipe 2001 and a bottom sleeve plate 2002, wherein the bottom end of the lining pipe 2001 is fixedly connected with the bottom sleeve plate 2002; the cover 1902 and the sealing rubber 1903 are both sleeved on the surface of the lining pipe 2001 in a sliding manner, and the sealing rubber 1903 is made of fluororubber. More specifically, the sealing rubber ring 1903 is made of fluororubber, so that the sealing structure is guaranteed, corrosion is not easy to occur, and the sealing rubber ring has a stable application life.
In the invention, the following components are added: the horizontal sleeve mechanism 3 comprises a sleeve frame 301 and an end plate 302, and the end plate 302 is fixedly connected to the end part of the sleeve frame 301. More specifically, the end plate 302 is fixedly connected to the end of the sleeve frame 301, so that the end of the structure is protected.
In the invention, the following components are added: the sliding mechanism 7 includes a sliding frame 701 and a reinforcing cross frame 702, the reinforcing cross frame 702 being fixedly installed inside the sliding frame 701; the auxiliary mechanism 8 comprises an auxiliary sliding bar 801 and an auxiliary angle button 802, the auxiliary angle button 802 is fixedly arranged at the end part of the auxiliary sliding bar 801, the side edge of the auxiliary sliding bar 801 is an arc surface, and the side edge of the auxiliary angle button 802 is a spherical arc surface. More specifically, by setting the side edge of the auxiliary sliding bar 801 to be an arc surface and the side edge of the auxiliary angle button 802 to be a spherical arc surface, the sliding is not easy to be blocked and smoother.
In the invention, the following components are added: the electro-hydraulic push rod mechanism 21 includes a cylinder portion 2101 and an output piston portion 2202, and the cylinder portion 2101 and the output piston portion 2202 are fixedly connected with the housing mechanism 19 and the bush mechanism 20, respectively; the battery cap extraction mechanism 22 includes a chassis support 2201 and a battery cap extraction suction cup 2202, and the battery cap extraction suction cup 2202 is mounted at the bottom end of the chassis support 2201. More specifically, by providing the fixed connection of the sleeve frame mechanism 19 and the bushing mechanism 20, the structural stability is improved.
In the invention, the following components are added: the threaded shaft group 9 comprises a shaft body 901 and a limiting shaft plug 902, and the limiting shaft plug 902 is fixedly arranged at the end part of the shaft body 901. More specifically, through setting up spacing axle stopper 902 fixed mounting in the tip of axis body 901, avoided the structure to deviate from, avoid increasing the maintenance cost.
In the invention, the following components are added: the movable support mechanism 10 comprises a rectangular sleeve body 1001 and an assembly sleeve hole 1002, wherein the assembly sleeve hole 1002 longitudinally penetrates through the top wall of the rectangular sleeve body 1001. More specifically, by providing the assembly sleeve hole 1002 longitudinally penetrating the top wall of the rectangular sleeve 1001, the hole position operation is selected during assembly, and flexibility is improved.
In the invention, the following components are added: the locking backing plate mechanism 13 comprises a backing plate body 1301, a central through hole 1302 and locking buckling longitudinal strips 1303, wherein the central through hole 1302 is penetrated and arranged in the middle of the plate surface of the backing plate body 1301, and the locking buckling longitudinal strips 1303 are fixed at the top and bottom of the plate surface of the backing plate body 1301. More specifically, by providing the locking buckling longitudinal strips 1303 fixed to the top and bottom of the board surface of the base board body 1301, it is convenient to stably buckle with the locking row convex strips 6.
In the invention, the following components are added: the internal thread fastening mechanism 14 comprises an internal thread tube 1401 and a twisted bar 1402, wherein the twisted bar 1402 is fixedly arranged on the surface of the internal thread tube 1401; the fastening structure 15 includes a fastening pressing plate 1501, a fastening pressing pad 1502 and a buffering groove 1503, the fastening pressing pad 1502 is fixedly connected to the plate surface of the fastening pressing plate 1501, and the buffering groove 1503 is formed on the surface of the fastening pressing pad 1502. More specifically, by arranging the twisted bar 1402 to be fixedly installed on the surface of the internal thread pipe 1401, the operation is convenient, and by arranging the buffer groove 1503 to be opened on the surface of the fastening press pad 1502, the buffer can be realized during fastening, and the fastening performance is better.
The working principle is that when the cap is extracted, the movable sliding plate 16 and the movable vertical plate 17 slide in the movable support mechanism 10 and the bottom through groove 11 and are moved to the position where the bottom battery cap extraction mechanism 22 needs to be fixed, and then the fixed adjusting bolt 18 is fastened and fixed, so that the position of the battery cap extraction mechanism 22 is adjusted; then the electro-hydraulic push rod mechanism 21 is started to drive the output end of the electro-hydraulic push rod mechanism to push or pull, namely the sleeve frame mechanism 19 and the bushing mechanism 20 are driven to stretch and slide, and the height position of the battery cap extraction mechanism 22 is driven to be adjusted; when the whole row spacing of the battery cap extraction mechanisms 22 in the row is adjusted, the internal thread fastening mechanisms 14 are twisted to loosen, the movable support sleeve mechanisms 10 are pulled, the sliding mechanisms 7 and the movable support sleeve mechanisms 10 are driven to slide in the transverse sleeve mechanisms 3, after the movable support sleeve mechanisms move to positions needing to be adjusted, the locking backing plate mechanisms 13 are attached to the surfaces of the locking row protruding strips 6 to be buckled, then the internal thread fastening mechanisms 14 and the fastening structures 15 are twisted to fasten, and the fastening of the structure is achieved, namely the individual transverse and longitudinal positions and the height adjustment process of the battery cap extraction mechanisms 22 is achieved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a block press welding mechanism of lithium cell group, includes mounting frame mechanism (1), its characterized in that: the utility model discloses a screw thread fastening device, including a mounting frame mechanism (1), a locking row protruding strip (6) is fixedly arranged at the bight of mounting frame mechanism (1), horizontal cover mechanism (3) is installed to the bottom fixed mounting of supporting frame mechanism (2), horizontal cover mechanism (3) surface is close to tip department fixed mounting and has horizontal linking arm (12), the cover wall that horizontal cover mechanism (3) kept away from horizontal linking arm (12) runs through and has seted up first horizontal groove (4), the cover wall that horizontal cover mechanism (3) is close to horizontal linking arm (12) runs through and has seted up second horizontal groove (5), the first horizontal groove (4) opening top and the below of horizontal cover mechanism (3) surface are fixed and are provided with locking row protruding strip (6), the inside slip grafting of horizontal cover mechanism (3) has slide mechanism (7), the tip fixed mounting of slide mechanism (7) has complementary unit (8), the middle part fixed mounting of slide mechanism (7) both sides surface has screw thread axle group (9) and movable support sleeve mechanism (10) respectively, the bottom wall middle part that horizontal cover mechanism (3) is close to horizontal linking arm (12) has, screw thread fastening device (14) are equipped with screw thread fastening device (14) in the screw thread fastening device (14), the inside slip grafting of movable brace mechanism (10) and end logical groove (11) has activity slide (16) and activity longitudinal plate (17), and the top and the activity slide (16) fixed connection of activity longitudinal plate (17), the bottom fixed mounting of activity longitudinal plate (17) has cover frame mechanism (19), the inside longitudinal slip grafting of cover frame mechanism (19) has bush mechanism (20), the internally mounted of cover frame mechanism (19) and bush mechanism (20) has electric hydraulic push rod mechanism (21), battery cap extraction mechanism (22) are installed to bush mechanism (20) bottom fixed mounting, the top fixed mounting of activity slide (16) has fixed adjusting bolt (18).
2. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the mounting frame mechanism (1) comprises a main mounting frame body (101), a reinforcing inclined strip (102) and a mounting through hole (103), wherein the mounting through hole (103) longitudinally penetrates through a corner of the main mounting frame body (101), and the reinforcing inclined strip (102) is fixedly mounted on the inner side of the main mounting frame body (101); the supporting and hanging mechanism (2) comprises a supporting and hanging longitudinal arm (201), a supporting and hanging connecting plate (202) and a supporting and hanging connecting bolt (203), wherein the bottom end of the supporting and hanging longitudinal arm (201) is fixedly connected with the supporting and hanging connecting plate (202), and the supporting and hanging connecting plate (202) is fixedly connected with the transverse sleeve mechanism (3) through the supporting and hanging connecting bolt (203).
3. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the sleeve frame mechanism (19) comprises a top sleeve plate (1901), a cover body (1902) and a sealing rubber ring (1903), wherein the bottom end of the cover body (1902) is fixedly connected with the sealing rubber ring (1903), and the top end of the cover body (1902) is fixedly connected with the top sleeve plate (1901); the lining mechanism (20) comprises a lining pipe (2001) and a bottom sleeve plate (2002), and the bottom end of the lining pipe (2001) is fixedly connected with the bottom sleeve plate (2002); the covering body (1902) and the sealing rubber ring (1903) are both sleeved on the surface of the lining pipe (2001) in a sliding mode, and the sealing rubber ring (1903) is made of fluororubber.
4. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the transverse sleeve mechanism (3) comprises a sleeve frame body (301) and an end plate (302), and the end plate (302) is fixedly connected to the end part of the sleeve frame body (301).
5. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the sliding mechanism (7) comprises a sliding frame body (701) and a reinforced cross frame (702), and the reinforced cross frame (702) is fixedly arranged in the sliding frame body (701); the auxiliary mechanism (8) comprises an auxiliary sliding bar (801) and an auxiliary angle knob (802), wherein the auxiliary angle knob (802) is fixedly arranged at the end part of the auxiliary sliding bar (801), the side edge of the auxiliary sliding bar (801) is an arc surface, and the side edge of the auxiliary angle knob (802) is a spherical arc surface.
6. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the electric hydraulic push rod mechanism (21) comprises a cylinder body part (2101) and an output piston part (2202), and the cylinder body part (2101) and the output piston part (2202) are fixedly connected with the sleeve frame mechanism (19) and the bushing mechanism (20) respectively; the battery cap extraction mechanism (22) comprises a chassis support rod (2201) and a battery cap extraction sucker (2202), and the battery cap extraction sucker (2202) is arranged at the bottom end of the chassis support rod (2201).
7. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the threaded shaft group (9) comprises a shaft body (901) and a limiting shaft plug (902), and the limiting shaft plug (902) is fixedly arranged at the end part of the shaft body (901).
8. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the movable support sleeve mechanism (10) comprises a rectangular sleeve body (1001) and an assembly sleeve hole (1002), and the assembly sleeve hole (1002) longitudinally penetrates through the top wall of the rectangular sleeve body (1001).
9. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the locking backing plate mechanism (13) comprises a backing plate body (1301), a central through hole (1302) and locking buckling longitudinal strips (1303), wherein the central through hole (1302) is formed in the middle of the plate surface of the backing plate body (1301) in a penetrating mode, and the locking buckling longitudinal strips (1303) are fixed to the top and the bottom of the plate surface of the backing plate body (1301).
10. The cap press-welding mechanism of a lithium battery pack according to claim 1, wherein: the internal thread fastening mechanism (14) comprises an internal thread pipe (1401) and a twisted strip (1402), and the twisted strip (1402) is fixedly arranged on the surface of the internal thread pipe (1401); the fastening structure (15) comprises a fastening pressing plate (1501), a fastening pressing pad (1502) and a buffering groove (1503), wherein the fastening pressing pad (1502) is fixedly connected to the plate surface of the fastening pressing plate (1501), and the buffering groove (1503) is formed in the surface of the fastening pressing pad (1502).
Priority Applications (1)
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| CN202310960284.8A CN117102651B (en) | 2023-08-02 | 2023-08-02 | Cap press welding mechanism of lithium battery pack |
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| CN202310960284.8A CN117102651B (en) | 2023-08-02 | 2023-08-02 | Cap press welding mechanism of lithium battery pack |
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| DE202005006364U1 (en) * | 2005-04-20 | 2006-05-11 | Rs Elektronik Gmbh | Pressure welding device for welding workpieces comprises a welding head, electrodes and a charging unit with a guide formed as a parallelogram guide |
| CN215034430U (en) * | 2021-03-15 | 2021-12-07 | 江苏金胡杨新能源有限公司 | Lithium battery cap pressure welding device |
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| CN215880303U (en) * | 2021-09-24 | 2022-02-22 | 江苏阜士通新能源有限公司 | Lithium battery cap press welding device |
| CN217193238U (en) * | 2022-01-06 | 2022-08-16 | 臻越智能科技(重庆)有限公司 | Ultrasonic wave stamping and welding clamp |
| CN217571275U (en) * | 2022-06-27 | 2022-10-14 | 科源（天津）电源部品有限公司 | Lithium battery cap press welding device |
| CN218362661U (en) * | 2022-11-01 | 2023-01-24 | 北方工业大学 | Cap pressure welding device for lithium battery assembly |
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2023
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| DE202005006364U1 (en) * | 2005-04-20 | 2006-05-11 | Rs Elektronik Gmbh | Pressure welding device for welding workpieces comprises a welding head, electrodes and a charging unit with a guide formed as a parallelogram guide |
| CN215145626U (en) * | 2020-11-13 | 2021-12-14 | 天津中芯新能源科技有限公司 | Lithium battery cap press welding device |
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| CN117102651A (en) | 2023-11-24 |
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