CN216818409U - Be applicable to hot press unit for lithium cell production - Google Patents
Be applicable to hot press unit for lithium cell production Download PDFInfo
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- CN216818409U CN216818409U CN202220357367.9U CN202220357367U CN216818409U CN 216818409 U CN216818409 U CN 216818409U CN 202220357367 U CN202220357367 U CN 202220357367U CN 216818409 U CN216818409 U CN 216818409U
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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
- 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
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Abstract
The utility model provides a hot-pressing device suitable for lithium battery production, which comprises: the rack comprises a base and a support frame fixedly arranged on the base; the heating mechanism comprises a lifting device and a heating device, the lifting device is arranged on the supporting frame and can move up and down in the vertical direction relative to the supporting frame, and the heating device is fixedly arranged below the lifting device; the heating device comprises a hollow hot pressing plate, the hollow hot pressing plate is horizontally connected with the bottom end of the lifting device, an electric heating tube is arranged in the hollow hot pressing plate, and molten iron is filled in the hollow hot pressing plate; and the clamping mechanism is arranged on the base and used for clamping and positioning the battery. The utility model can avoid the condition that the battery is unqualified in hot pressing due to uneven heating of the hollow hot pressing plate; meanwhile, the situation that the battery deflects due to vibration is reduced during hot pressing, the processing error rate is reduced, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery processing, in particular to a hot-pressing device suitable for lithium battery production.
Background
The lithium battery is a battery using lithium metal or lithium alloy as a positive/negative electrode material and using a non-aqueous electrolyte solution, and the lithium metal has very high requirements on the environment for processing, storage and use due to very active chemical characteristics of the lithium metal, so the lithium battery has become a mainstream along with the development of science and technology.
In the manufacturing process of the lithium battery, a hot-pressing device is needed to be used for hot-press forming, and the hot-pressing device is important equipment in the lithium battery forming process in the battery manufacturing industry. The existing hot pressing device has the defects that the hot pressing effect is poor due to uneven surface heating of the hot pressing plate, and finally the processed product is unqualified.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a hot pressing device suitable for lithium battery production, which can effectively overcome the defects that in the prior art, the hot pressing effect is poor and the product is easy to loosen and displace due to uneven heat distribution.
The technical scheme of the utility model is realized as follows:
the utility model provides a hot-pressing device suitable for lithium battery production, which comprises:
the rack comprises a base and a support frame fixedly arranged on the base;
the heating mechanism comprises a lifting device and a heating device, the lifting device is arranged on the support frame and can move up and down in the vertical direction relative to the support frame, and the heating device is fixedly arranged below the lifting device; the heating device comprises a hollow hot pressing plate, the hollow hot pressing plate is horizontally connected with the bottom end of the lifting device, an electric heating pipe is arranged in the hollow hot pressing plate, and molten iron is filled in the hollow hot pressing plate;
and the clamping mechanism is arranged on the base and used for clamping and positioning the battery.
On the basis of the technical scheme, preferably, the lifting device comprises a driving assembly and a connecting assembly, the driving assembly can drive the connecting assembly to move up and down relative to the supporting frame, the heating device is fixedly installed below the connecting assembly, and the driving assembly can drive the heating device to move up and down relative to the supporting frame through the connecting assembly.
Further, preferably, the driving assembly comprises a connecting frame, a rotating shaft, a gear and a first motor, the connecting frame is fixedly installed on the front side of the supporting frame, the gear is rotatably arranged on the connecting frame through the rotating shaft, and one end of the rotating shaft extends out of the connecting frame and is fixedly connected with an output shaft of the first motor; the connecting assembly comprises a connecting piece and a limiting piece, the limiting piece is fixedly arranged on the front side of the supporting frame and is vertically arranged with the connecting frame, the connecting piece is vertically arranged on the limiting piece, the lower end of the connecting piece is connected with the heating device, the connecting piece can move up and down relative to the limiting device, and a toothed plate meshed with the gear box is fixedly arranged on the side wall of the connecting piece.
Furthermore, preferably, the two sets of limiting parts are respectively located right above and below the connecting frame, and the limiting parts are provided with movable holes for the connecting pieces and the toothed plates to pass through.
On the basis of the technical scheme, preferred, heating device still includes fixed plate, bolt, nut and connecting pipe, hollow hot pressboard sets up in the fixed plate bottom, and the one end of bolt is fixed on hollow hot pressboard, and the other end passes the fixed plate and with nut fixed connection, connecting pipe fixed mounting at the top of hollow hot pressboard for pour into the molten iron into in to hollow hot pressboard.
Further, preferably, a first hole is formed in the fixing plate, the bolt is located in the first hole, a second hole is formed in the fixing plate, the connecting pipe is located in the second hole, and the other end of the connecting pipe extends to the inside of the hollow hot-pressing plate.
On the basis of the technical scheme, preferably, the clamping mechanism comprises a positioning piece and a limiting component, the positioning piece is fixedly installed on the top surface of the base and located under the heating device, the limiting component comprises a clamping piece and an adjusting device, the clamping piece is arranged on one side of the positioning piece, and the adjusting device is arranged in the base and used for driving the distance between the clamping piece and the positioning piece.
The first, it is preferred, set up the accommodation space that holds adjusting device in the base, the base bottom surface is provided with the passageway that supplies the clamping piece to remove in the horizontal direction, adjusting device includes mounting bracket, guide bar, threaded rod, moving member and second motor, the horizontal fixed mounting of mounting bracket is in the accommodation space, guide bar and threaded rod parallel rotation set up on the mounting bracket, the one end of threaded rod pass the mounting bracket and with the output shaft fixed connection of second motor, the top and the clamping piece fixed connection of moving member, moving member and guide bar sliding connection, simultaneously with threaded rod threaded connection.
Compared with the prior art, the utility model has the following beneficial effects:
(1) the hot pressing device suitable for lithium battery production disclosed by the utility model drives the heating device to press downwards through the lifting device, and finally enables the hollow hot pressing plate to meet the requirement of uniform heating through heating the molten iron in the hollow hot pressing plate, and the design can avoid the situation that the battery is unqualified in hot pressing due to the fact that the hollow hot pressing plate is not uniformly heated; meanwhile, the clamping mechanism is arranged on the base and used for clamping and positioning the battery, the situation that the battery deviates due to vibration is reduced during hot pressing, the situation that workers need to rework for many times is greatly reduced, the device shortens the processing time, reduces the processing error rate, improves the working efficiency, is simple to use and convenient to operate, does not need to rely on technical personnel, and reduces the processing cost;
(2) by arranging the two groups of limiting pieces, the connecting piece can be effectively limited in the vertical direction, and the phenomenon that the battery is unevenly hot-pressed due to the offset of a heating device in the pressing process is avoided;
(3) the fixing plate, the bolt and the nut are arranged on the heating device, so that the hollow hot-pressing plate and the whole hot-pressing device can be conveniently detached and installed, and the enclosure is convenient;
(4) through setting up setting element and spacing subassembly, this fixture can reduce when carrying out the hot pressing because the condition that vibrations lead to the battery to appear squinting appears on the one hand, and this fixture of on the other hand still fixes the centre gripping to the bare cell of equidimension not according to market demand, and application range is wider.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of a hot pressing device for producing a lithium battery according to the present invention;
FIG. 2 is a schematic structural diagram of a hot-pressing device for lithium battery production disclosed in the present invention;
FIG. 3 is a schematic structural diagram of a driving assembly according to the present disclosure;
FIG. 4 is a schematic view of an assembly structure of the driving assembly and the connecting assembly according to the present disclosure;
FIG. 5 is an enlarged view of a portion of FIG. 2;
the attached drawings are as follows:
1. a frame; 2. a heating mechanism; 3. a clamping mechanism; 11. a base; 12. a support frame; 21. a lifting device; 22. a heating device; 221. a hollow hot-pressing plate; 222. an electric heating tube; 211. a drive assembly; 212. a connecting assembly; 2111. a connecting frame; 2112. a rotating shaft; 2113. a gear; 2114. a first motor; 2121. a connecting piece, 2122 and a limiting piece; 2123. a toothed plate; 223. a fixing plate; 224. a bolt; 225. a nut; 226. a connecting pipe; 2231. a first hole; 2232. a second hole; 31. a positioning member; 32. a limiting component; 33. a clamping member; 34. an adjustment device; 111. an accommodating space; 341. a mounting frame; 342. a guide bar; 343. a threaded rod; 344. a moving member; 345. a second motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1 and fig. 2, an embodiment of the present invention discloses a hot pressing device suitable for lithium battery production, which includes a frame 1, a heating mechanism 2, and a clamping mechanism 3.
Specifically, as whole hot press unit's workstation, it includes base 11 and the fixed support frame 12 that sets up on base 11, and in this implementation, support frame 12 is vertical fixed to be set up in base 11 top, and base 11 is used for placing the battery of treating the hot pressing, and support frame 12 is used for installing heating mechanism 2.
And the heating mechanism 2 is used for carrying out hot-pressing treatment on the battery. The device comprises a lifting device 21 and a heating device 22, wherein the lifting device 21 is arranged on a support frame 12 and can move up and down in the vertical direction relative to the support frame 12, and the heating device 22 is fixedly arranged below the lifting device 21; wherein, the heating device 22 comprises a hollow hot pressing plate 221, the hollow hot pressing plate 221 is horizontally connected with the bottom end of the lifting device 21, an electric heating tube 222 is arranged in the hollow hot pressing plate 221, and the hollow hot pressing plate 221 is filled with molten iron.
The heating device 22 is driven to press downwards through the lifting device 21, the temperature of molten iron in the hollow hot pressing plate 221 is raised, and finally the hollow hot pressing plate 221 meets the requirement of uniform heating.
Still be provided with fixture 3 on the base 11 for carry out the centre gripping location to the battery, reduce when carrying out the hot pressing because vibrations lead to the condition appearance that the battery squinted to appear, the condition that the staff that significantly reduces needs to rework many times takes place.
The device shortens can process time, reduces the processing error rate, has improved work efficiency, and the device simple to use simultaneously, convenient operation need not to rely on technical personnel, reduces the processing cost.
The utility model is also realized by the following technical scheme.
In order to realize that the lifting device 21 drives the heating device 22 to move up and down, referring to fig. 2-4, the lifting device 21 of the present embodiment includes a driving component 211 and a connecting component 212, the driving component 211 can drive the connecting component 212 to move up and down relative to the supporting frame 12, the heating device 22 is fixedly installed below the connecting component 212, and the driving component 211 can drive the heating device 22 to move up and down relative to the supporting frame 12 through the connecting component 212.
Specifically, the driving assembly 211 includes a connection frame 2111, a rotation shaft 2112, a gear 2113 and a first motor 2114, the connection frame 2111 is fixedly mounted on the front side of the supporting frame 12, the gear 2113 is rotatably disposed on the connection frame 2111 through the rotation shaft 2112, and one end of the rotation shaft 2112 extends out of the connection frame 2111 and is fixedly connected with an output shaft of the first motor 2114; the connecting assembly 212 includes a connecting member 2121 and a limiting member, the limiting member is fixedly disposed at the front side of the supporting frame 12 and vertically disposed with the connecting frame 2111, the connecting member 2121 is vertically disposed on the limiting member, the lower end of the connecting member 2121 is connected to the heating device 22, the connecting member 2121 can move up and down relative to the limiting device, and a toothed plate 2123 engaged with the gear 2113 box is fixedly disposed on the side wall of the connecting member 2121.
Thus, the first motor 2114 rotates to drive the gear 2113 to rotate, the gear 2113 is engaged with the toothed plate 2123, so as to drive the connecting part 2121 to move up and down, and the heating device 22 is driven to move up and down during the up and down movement of the connecting part 2121. In order to prevent the connecting member 2121 from shifting during the up-and-down movement, the connecting member 2121 may be restrained by fixing a stopper provided at the front side of the supporting frame 12.
In order to make the connecting member 2121 move up and down in the vertical direction all the time and avoid deviation, two sets of limiting members are provided in this embodiment, and are located right above and right below the connecting frame 2111, respectively, and the limiting members are provided with movable holes for the connecting member 2121 and the toothed plate 2123 to pass through. Therefore, the connecting piece 2121 can be restrained simultaneously by the two sets of limiting pieces, and the phenomenon that the battery is unevenly hot-pressed due to the offset of the heating device 22 in the pressing process is avoided.
As some preferred embodiments, referring to fig. 5, the heating apparatus 22 further includes a fixing plate 223, a bolt 224, a nut 225, and a connecting pipe 226, the hollow hot press plate 221 is disposed at the bottom of the fixing plate 223, one end of the bolt 224 is fixed on the hollow hot press plate 221, the other end passes through the fixing plate 223 and is fixedly connected with the nut 225, and the connecting pipe 226 is fixedly mounted at the top of the hollow hot press plate 221 for injecting molten iron into the hollow hot press plate 221. Therefore, the hollow hot pressing plate 221 and the fixing plate 223 are convenient to detach and maintain through the structure of the bolt 224 and the nut 225.
In this embodiment, the fixing plate 223 is formed with a first hole 2231, the bolt 224 is located in the first hole 2231, the fixing plate 223 is formed with a second hole 2232, the connecting tube 226 is located in the second hole 2232, and the other end of the connecting tube 226 extends to the inside of the hollow hot pressing plate 221. Therefore, the hollow hot pressing plate 221 and the fixing plate 223 can be detached conveniently, and molten iron can be injected into the hollow hot pressing plate 221 conveniently.
Because in the hot pressing process, there will be vibrations to take place, in order to reduce the circumstances that the battery appears the skew because of vibrations, the scheme that this embodiment adopted is: the clamping mechanism 3 comprises a positioning part 31 and a limiting component 32, the positioning part 31 is fixedly installed on the top surface of the base 11 and is located under the heating device 22, the limiting component 32 comprises a clamping part 33 and an adjusting device 34, the clamping part 33 is arranged on one side of the positioning part 31, and the adjusting device 34 is arranged in the base 11 and used for driving the distance between the clamping part 33 and the positioning part 31. Therefore, the battery to be hot-pressed is placed on the base 11 and is abutted against the positioning piece 31, and the distance between the clamping piece 33 and the positioning piece 31 is adjusted through the adjusting device 34 to clamp the battery. On one hand, the device can reduce the situation that the battery deviates due to vibration when hot pressing is carried out, on the other hand, the device can also fixedly clamp the bare batteries with different sizes according to market demands, and the application range is wider.
Specifically, an accommodating space 111 for accommodating the adjusting device 34 is formed in the base 11, a channel (not shown in the figure) for the clamping member 33 to move in the horizontal direction is formed in the bottom surface of the base 11, the adjusting device 34 includes an installation frame 341, a guide rod 342, a threaded rod 343, a moving member 344 and a second motor 345, the installation frame 341 is horizontally and fixedly installed in the accommodating space 111, the guide rod 342 and the threaded rod 343 are arranged on the installation frame 341 in a parallel rotating manner, one end of the threaded rod 343 penetrates through the installation frame 341 and is fixedly connected with an output shaft of the second motor 345, the top end of the moving member 344 is fixedly connected with the clamping member 33, the moving member 344 is connected with the guide rod 342 in a sliding manner, and is connected with the threaded rod 343 in a threaded manner. From this setting, through setting up accommodation space 111, be convenient for adjusting device 34 hides in base 11, through set up the passageway at base 11 top surface, be convenient for clamping piece 33 along passageway horizontal migration, in this embodiment, rotate through second motor 345, second motor 345 drive threaded rod 343 rotates, threaded rod 343 drives moving piece 344 and removes at the horizontal direction, moving piece 344 moves the in-process and drives clamping piece 33 and be close to or separate towards setting element 31, thereby carry out fixed centre gripping to the bare cell of equidimension not according to the market demand.
The working principle of the utility model is as follows:
during the use, rotate through second motor 345, second motor 345 drive threaded rod 343 rotates, threaded rod 343 drives moving member 344 and removes at the horizontal direction, moving member 344 removes the in-process and drives clamping piece 33 and be close to towards setting element 31, thereby fix the battery on base 11, through connecting pipe 226 to the inside molten iron that adds of hollow hot pressing board 221, through the molten iron intensification in with hollow hot pressing board 221, finally make hollow hot pressing board 221 reach the even requirement of being heated, first motor 2114 rotates and drives gear 2113 and rotate, gear 2113 and pinion rack 2123 meshing transmission, thereby can drive connecting piece 2121 and reciprocate, connecting piece 2121 reciprocates in-process and drives heating device 22 and move down, thereby carry out the hot pressing to the battery on the base 11.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a be applicable to hot press unit for lithium cell production which characterized in that includes:
the device comprises a rack (1), wherein the rack (1) comprises a base (11) and a support frame (12) fixedly arranged on the base (11);
the heating mechanism (2) comprises a lifting device (21) and a heating device (22), the lifting device (21) is arranged on the support frame (12) and can move up and down in the vertical direction relative to the support frame (12), and the heating device (22) is fixedly arranged below the lifting device (21); wherein, the heating device (22) comprises a hollow hot pressing plate (221), the hollow hot pressing plate (221) is horizontally connected with the bottom end of the lifting device (21), an electric heating tube (222) is arranged in the hollow hot pressing plate (221), and molten iron is filled in the hollow hot pressing plate (221);
and the clamping mechanism (3) is arranged on the base (11) and is used for clamping and positioning the battery.
2. The hot pressing device suitable for lithium battery production as claimed in claim 1, wherein: the lifting device (21) comprises a driving assembly (211) and a connecting assembly (212), the driving assembly (211) can drive the connecting assembly (212) to move up and down relative to the supporting frame (12), the heating device (22) is fixedly arranged below the connecting assembly (212), and the driving assembly (211) can drive the heating device (22) to move up and down relative to the supporting frame (12) through the connecting assembly (212).
3. The hot pressing device suitable for lithium battery production as claimed in claim 2, wherein: the driving assembly (211) comprises a connecting frame (2111), a rotating shaft (2112), a gear (2113) and a first motor (2114), the connecting frame (2111) is fixedly mounted on the front side of the supporting frame (12), the gear (2113) is rotatably arranged on the connecting frame (2111) through the rotating shaft (2112), and one end of the rotating shaft (2112) extends out of the connecting frame (2111) and is fixedly connected with an output shaft of the first motor (2114); the connecting assembly (212) comprises a connecting piece (2121) and a limiting piece, the limiting piece is fixedly arranged on the front side of the support frame (12) and is vertically arranged with the connecting frame (2111), the connecting piece (2121) is vertically arranged on the limiting piece, the lower end of the connecting piece (2121) is connected with the heating device (22), the connecting piece (2121) can move up and down relative to the limiting piece, and a toothed plate (2123) meshed with the gear (2113) box is fixedly arranged on the side wall of the connecting piece (2121).
4. The hot pressing device suitable for lithium battery production as claimed in claim 3, wherein: the locating part is provided with two sets of, is located link (2111) directly over and under respectively, the locating part is provided with the movable hole that supplies connecting piece (2121) and pinion rack (2123) to pass.
5. The hot pressing device suitable for lithium battery production as claimed in claim 3, wherein: heating device (22) still includes fixed plate (223), bolt (224), nut (225) and connecting pipe (226), hollow hot pressboard (221) set up in fixed plate (223) bottom, and the one end of bolt (224) is fixed on hollow hot pressboard (221), and the other end passes fixed plate (223) and with nut (225) fixed connection, connecting pipe (226) fixed mounting at the top of hollow hot pressboard (221) for inject the molten iron into in hollow hot pressboard (221).
6. The hot pressing device suitable for lithium battery production as claimed in claim 5, wherein: first holes (2231) are formed in the fixing plate (223), the bolts (224) are located in the first holes (2231), second holes (2232) are formed in the fixing plate (223), the connecting pipe (226) is located in the second holes (2232), and the other end of the connecting pipe (226) extends to the inside of the hollow hot-pressing plate (221).
7. The hot pressing device suitable for lithium battery production as claimed in claim 1, wherein: fixture (3) are including setting element (31) and spacing subassembly (32), setting element (31) fixed mounting is in base (11) top surface, spacing subassembly (32) are including clamping piece (33) and adjusting device (34), clamping piece (33) set up the one side at setting element (31), and adjusting device (34) set up and are used for driving the distance of clamping piece (33) for setting element (31) in base (11).
8. The hot pressing apparatus for lithium battery production as claimed in claim 7, wherein: the adjustable clamping device is characterized in that an accommodating space (111) for accommodating the adjusting device (34) is formed in the base (11), a channel for the clamping piece (33) to move in the horizontal direction is formed in the bottom surface of the base (11), the adjusting device (34) comprises an installation frame (341), a guide rod (342), a threaded rod (343), a moving piece (344) and a second motor (345), the installation frame (341) is horizontally and fixedly installed in the accommodating space (111), the guide rod (342) and the threaded rod (343) are arranged on the installation frame (341) in a parallel rotating mode, one end of the threaded rod (343) penetrates through the installation frame (341) and is fixedly connected with an output shaft of the second motor (345), the top end of the moving piece (344) is fixedly connected with the clamping piece (33), the moving piece (344) is connected with the guide rod (342) in a sliding mode and is connected with the threaded rod (343) at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220357367.9U CN216818409U (en) | 2022-02-22 | 2022-02-22 | Be applicable to hot press unit for lithium cell production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220357367.9U CN216818409U (en) | 2022-02-22 | 2022-02-22 | Be applicable to hot press unit for lithium cell production |
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| Publication Number | Publication Date |
|---|---|
| CN216818409U true CN216818409U (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220357367.9U Active CN216818409U (en) | 2022-02-22 | 2022-02-22 | Be applicable to hot press unit for lithium cell production |
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| Country | Link |
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| CN (1) | CN216818409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115256306A (en) * | 2022-07-07 | 2022-11-01 | 苏州欧圣电气股份有限公司 | Press mounting equipment of belt transmission power device and using method thereof |
-
2022
- 2022-02-22 CN CN202220357367.9U patent/CN216818409U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115256306A (en) * | 2022-07-07 | 2022-11-01 | 苏州欧圣电气股份有限公司 | Press mounting equipment of belt transmission power device and using method thereof |
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