CN218939770U - Hot press for seamless hot pressing and handover - Google Patents
Hot press for seamless hot pressing and handover Download PDFInfo
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- CN218939770U CN218939770U CN202223217398.3U CN202223217398U CN218939770U CN 218939770 U CN218939770 U CN 218939770U CN 202223217398 U CN202223217398 U CN 202223217398U CN 218939770 U CN218939770 U CN 218939770U
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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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- 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 relates to the technical field of hot pressing equipment, in particular to a seamless hot pressing and handover hot press, which comprises an upper hot pressing plate, a lower hot pressing plate, an upper hot pressing mechanism, an upper film pressing mechanism, a lower hot pressing mechanism, a lower film pressing mechanism and a hot pressing driving mechanism, wherein the upper hot pressing mechanism and the lower hot pressing mechanism comprise a base body, a dynamic hot pressing table, a lifting driving piece, a joint sealing film and two fixed hot pressing tables, and the joint sealing film is connected with the base body through a movable driving piece; when the piezoelectric core is heated, the hot pressing surface of the dynamic hot pressing table is level with the hot pressing surface of the fixed hot pressing table; when blanking, the middle part of the caulking film is driven to bulge by the movable hot pressing table, the movable hot pressing table of the upper hot pressing mechanism and the movable hot pressing table of the lower hot pressing mechanism clamp the battery cell, and the upper film pressing mechanism and the lower film pressing mechanism respectively laterally press the film sections of the corresponding caulking film positioned on two sides of the movable hot pressing table. The seamless thermal piezoelectric core can be realized, the discharge core is conveniently taken by the taking and discharging manipulator, the stability of the core is good, the position accuracy is high, and the stability and the position accuracy of the discharge core are improved.
Description
Technical Field
The utility model relates to the technical field of hot pressing equipment, in particular to a hot press for seamless hot pressing and handover.
Background
The battery mainly comprises an electric core and a shell, and the quality of the electric core directly determines the quality of the battery. Because the positive electrode plate, the negative electrode plate and the diaphragm are assembled and manufactured into the basic battery cell in a winding or lamination mode, a larger gap is generated between the positive electrode plate, the negative electrode plate and the diaphragm, air is mixed, the consistency of the thickness of the battery cell is difficult to ensure, and the quality of the battery cell is also difficult to ensure, so that after the battery cell is initially assembled and molded, the battery cell needs to be subjected to hot pressing treatment so as to overcome the defects. Because the charging and discharging mechanical arm is needed to charge and discharge the battery cells before and after the battery cell hot pressing, in order to facilitate the charging and discharging mechanical arm to charge the battery cells, a hot pressing device capable of jacking or lifting the battery cells is disclosed in the prior art, for example, a bootstrap lifting type lithium battery cell hot pressing device is disclosed in the prior patent document, the battery cells are lifted by utilizing a crescent spring plate, the charging and discharging mechanical arm is convenient to charge the battery cells, but because a gap exists between the crescent spring plate and a lower battery cell contact plate, the battery cells after hot pressing are easy to generate indentation, and the quality of the battery cells after hot pressing cannot be ensured; still like disclose a hot pressing mechanism in the current patent document, it is ascending in order to hold up the electric core through the movable table, and play antiseized effect through the setting of anti-sticking layer, but when the movable table lifts up (bulge) the middle part of anti-sticking layer, the anti-sticking layer is located the both sides of movable table and can form the antiseized section of slope, the antiseized section of slope can't provide the space of dodging for getting the material end of putting the manipulator, get the material manipulator and interfere with this antiseized section of slope easily, be unfavorable for getting the material manipulator and get the electric core steadily, and when getting electric core or hot pressing electric core, the electric core is in the state of lax, the stability of electric core is relatively poor, easily produces the position deviation. Thus, the drawbacks are quite apparent and there is a need to provide a solution.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a hot press for seamless hot pressing and handover.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the hot press comprises an upper hot pressing plate and a lower hot pressing plate which are arranged up and down correspondingly, an upper hot pressing mechanism arranged on the upper hot pressing plate, an upper pressing film mechanism arranged on the upper hot pressing plate and positioned at two sides of the upper hot pressing mechanism, a lower hot pressing mechanism arranged on the lower hot pressing plate, a lower pressing film mechanism arranged on the lower hot pressing plate and positioned at two sides of the lower hot pressing plate, and a hot pressing driving mechanism for driving the upper hot pressing plate and the lower hot pressing plate to approach or separate, wherein the upper hot pressing mechanism and the lower hot pressing mechanism respectively comprise a base body, two fixed hot pressing tables fixedly arranged on the base body, a movable hot pressing table arranged between the two fixed hot pressing tables in a lifting manner, lifting driving pieces connected with two ends of the movable hot pressing tables, and a caulking film covered on hot pressing surfaces of the movable hot pressing table and the two fixed hot pressing tables; the base body of the upper hot pressing mechanism is arranged on the bottom surface of the upper hot pressing plate, and the base body of the lower hot pressing mechanism is arranged on the top surface of the lower hot pressing plate; when the upper hot pressing mechanism and the lower hot pressing mechanism heat the piezoelectric core, the hot pressing surface of the dynamic hot pressing table is level with the hot pressing surface of the fixed hot pressing table; when the blanking is delivered, the movable hot pressing table protrudes out of the two fixed hot pressing tables, the movable hot pressing table drives the middle part of the caulking film to bulge, the movable hot pressing table of the upper hot pressing mechanism and the movable hot pressing table of the lower hot pressing mechanism clamp the battery cell, and the two film pressing ends of the upper film pressing mechanism and the two film pressing ends of the lower film pressing mechanism respectively laterally press the corresponding film sections of the caulking film positioned on the two sides of the movable hot pressing table.
Further, the upper film pressing mechanism and the lower film pressing mechanism comprise two sets of film pressing pieces which are oppositely arranged and film pressing drivers which are used for driving the two sets of film pressing pieces to be close to or far away from the movable hot pressing table, and the two sets of film pressing pieces are respectively used for applying pressing force to film sections positioned on two sides of the movable hot pressing table.
Further, the film pressing driver comprises two groups of film pressing driving assemblies, the two groups of film pressing driving assemblies are respectively arranged in one-to-one correspondence with the two groups of film pressing pieces, the film pressing driving assemblies comprise film pressing transverse moving cylinders arranged on the upper hot pressing plate or the lower hot pressing plate, and the film pressing transverse moving cylinders are used for driving the film pressing pieces to be close to or far away from the hot pressing table.
Further, the film pressing driving assembly further comprises a film pressing lifting cylinder connected with a piston rod of the film pressing transverse moving cylinder, and the film pressing piece is connected with the piston rod of the film pressing lifting cylinder.
Further, the lifting driving piece comprises two groups of lifting driving air cylinders, and piston rods of the two groups of lifting driving air cylinders are respectively connected with two ends of the dynamic hot pressing table.
Further, the base body comprises a base arranged on the upper hot pressing plate or the lower hot pressing plate and a heat insulating plate arranged on the base, and the two fixed hot pressing tables are arranged on the heat insulating plate at intervals.
Further, the upper hot pressing plate or/and the lower hot pressing plate is/are provided with a sensor.
Further, the hot press for seamless hot pressing and handover further comprises a material taking and placing manipulator movably arranged outside one end of the upper hot pressing plate and one end of the lower hot pressing plate; the material taking and placing end of the material taking and placing manipulator can protrude between the upper hot pressing mechanism and the lower hot pressing mechanism and is positioned on two sides of the two movable hot pressing tables.
Further, the material taking and placing manipulator comprises a movable plate, a material clamping driver and two material clamping pieces, wherein the movable plate is movably arranged outside one end of the upper hot pressing plate and one end of the lower hot pressing plate, the material clamping driver is arranged on the movable plate, the two material clamping pieces are respectively arranged at two material clamping ends of the material clamping driver, the two material clamping pieces are respectively arranged corresponding to the two hot pressing tables, the material clamping driver is used for driving the two material clamping pieces to be close to or far away from each other, and the material clamping pieces are provided with material clamping avoiding spaces; when the clamping piece protrudes between the upper hot pressing mechanism and the lower hot pressing mechanism, the movable hot pressing table is positioned in the corresponding clamping avoiding space.
Further, the movable driving piece comprises a tension spring, one end of the tension spring is fixedly connected with the seat body, and the other end of the tension spring is fixedly connected with one side of the caulking film.
The utility model has the beneficial effects that: in practical application, in an initial state, the upper hot pressing mechanism and the lower hot pressing mechanism are in an open state, the lifting driving parts of the upper hot pressing mechanism and the lower hot pressing mechanism drive the movable hot pressing tables connected with the upper hot pressing mechanism and the lower hot pressing mechanism to protrude out of the two fixed hot pressing tables and drive the middle part of the joint sealing film to bulge outwards, because two sides of the joint sealing film with the bulge middle part can form inclined film sections between the side edges of the hot pressing surface of the movable hot pressing table and the outer side edge of the hot pressing surface of the fixed hot pressing table, the two film pressing ends of the upper hot pressing mechanism respectively apply pressing force to the film sections of the corresponding joint sealing film positioned at the two sides of the movable hot pressing table, the two film pressing ends of the lower hot pressing mechanism respectively apply pressing force to the film sections of the corresponding joint sealing film positioned at the two sides of the movable hot pressing table, so that the film sections bend towards the included angle positions of the movable hot pressing table and the fixed hot pressing table to form four taking and placing avoidance positions, the taking and placing avoidance positions are used for providing avoidance space for the taking and placing material ends of a taking and placing manipulator, the material taking and placing end of the material taking and placing manipulator clamps the battery core, the battery core is moved into the space between the upper hot pressing mechanism and the lower hot pressing mechanism, then the hot pressing driving mechanism drives the upper hot pressing plate and the lower hot pressing plate to move close until the movable hot pressing table of the upper hot pressing mechanism and the movable hot pressing table of the lower hot pressing mechanism clamp the battery core, the material taking and placing end of the material taking and placing manipulator releases the battery core at the moment to realize the material loading of the battery core to be hot pressed, the material taking and placing end of the material taking and placing manipulator moves out of the upper hot pressing mechanism and the lower hot pressing mechanism, the upper film pressing mechanism and the lower film pressing mechanism no longer apply pressing force to the film section of the joint sealing film at the moment, so that the film section of the joint sealing film is restored to an inclined state, then the hot pressing driving mechanism continues to drive the upper hot pressing plate and the lower hot pressing plate to move close, and meanwhile, the lifting driving piece gradually drives the movable hot pressing table to move into the accommodating groove between the two fixed hot pressing tables, until the hot pressing surfaces of the movable hot pressing tables are flush with the hot pressing surfaces of the two fixed hot pressing tables, the hot pressing surfaces of the upper hot pressing mechanism and the hot pressing surfaces of the lower hot pressing mechanism are matched to carry out hot pressing treatment on the electric core, after hot pressing is finished, the hot pressing driving mechanism drives the upper hot pressing plate and the lower hot pressing plate to move away, meanwhile, the lifting driving piece gradually drives the movable hot pressing tables to move out of the accommodating grooves of the two fixed hot pressing tables, the movable hot pressing tables protrude out of the two fixed hot pressing tables, at the moment, the electric core is clamped by the two movable hot pressing tables, the two sides of the electric core are separated from the fixed hot pressing tables, then the pressing force is applied to the inclined film sections of the corresponding joint sealing films by the pressing film ends of the upper pressing mechanism and the pressing film ends of the lower pressing mechanism, so that the inclined film sections are inwards bent to form material taking and discharging avoidance positions, then the material taking and discharging ends of the material taking and discharging manipulators move into material taking and material taking avoidance positions, and clamping the electric core after the hot pressing treatment are carried out, finally the upper hot pressing plate and the lower plate continues to move away and keeping away, and the electric core of the movable hot pressing tables are kept away. In the process, the gap filling film covers the dynamic hot pressing table and the two fixed hot pressing tables, so that the surface of the battery cell subjected to hot pressing treatment is prevented from generating an indentation due to a gap between the dynamic hot pressing table and the fixed hot pressing tables, seamless hot pressing is realized, and the quality of the battery cell hot pressing treatment is improved; in addition, pressing force is applied to the corresponding film section of the joint filling film through the upper film pressing mechanism and the lower film pressing mechanism, so that the material taking and placing avoidance is formed on the film section of the joint filling film, interference between the film section of the joint filling film and the material taking and placing end of the material taking and placing manipulator is avoided, the material taking and placing manipulator is ensured to stably take a discharge core, and when a battery cell is fed, after the battery cell is clamped by the two movable hot pressing tables, the battery cell is loosened by the material taking and placing manipulator; when the battery cells are discharged, after the battery cells are clamped by the material taking and discharging mechanical arm, the battery cells are loosened by the two movable hot pressing tables, so that stable connection of the battery cells is realized. The seamless thermal piezoelectric core can be realized, the material removal of the core is convenient, the gap filling film cannot interfere with the material taking and placing manipulator, so that the material taking and placing manipulator is convenient for taking the discharge core, the core cannot relax to generate deflection in the process of taking the discharge core, the stability and the position accuracy of the core are good, the stability and the position accuracy of the discharge core are improved, and the quality of the hot-pressed core is also improved.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic perspective view of a caulking film of an upper hot-pressing mechanism or a lower hot-pressing mechanism in a bending state of a film section.
Fig. 3 is a schematic perspective view of the upper or lower hot press mechanism of the present utility model, in which the hot press surfaces are in a flush state.
Reference numerals illustrate:
1. an upper hot pressing plate; 2. a lower hot pressing plate; 3. a hot pressing mechanism is arranged; 31. a base; 311. a base; 312. a heat insulating plate; 32. a fixed hot press table; 33. a dynamic hot pressing table; 34. a lifting driving member; 35. a caulking film; 36. a movable driving member; 37. a membrane section; 38. a lifting driving cylinder; 4. a film pressing mechanism; 41. film pressing pieces; 42. a film pressing driver; 43. a film pressing driving assembly; 44. a film pressing and transversely moving cylinder; 45. a film pressing lifting cylinder; 5. a lower hot pressing mechanism; 6. a film pressing mechanism; 7. a hot-pressing driving mechanism; 8. a sensor; 9. taking and placing a manipulator; 91. a moving plate; 92. a clamping driver; 93. a clamping piece; 94. a clamping avoiding space; 95. taking and placing materials to avoid the abdication.
Detailed Description
The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.
As shown in fig. 1 to 3, the present utility model provides a seamless hot press and handover hot press, which includes an upper hot press plate 1 and a lower hot press plate 2 which are disposed up and down correspondingly, an upper hot press mechanism 3 mounted on the upper hot press plate 1, an upper film pressing mechanism 4 mounted on the upper hot press plate 1 and located at two sides of the upper hot press mechanism 3, a lower film pressing mechanism 5 mounted on the lower hot press plate 2, a lower film pressing mechanism 6 mounted on the lower hot press plate 2 and located at two sides of the lower hot press plate 2, and a hot press driving mechanism 7 for driving the upper hot press plate 1 and the lower hot press plate 2 to approach or separate from each other, wherein each of the upper hot press mechanism 3 and the lower hot press mechanism 5 includes a base 31, two fixed hot press tables 32 fixedly disposed on the base 31, a movable hot press table 33 lifting and setting between the two fixed hot press tables 32, a lifting driving member 34 connected to two ends of the movable hot press table 33, and a caulking film 35 covering the hot press surfaces of the movable hot press table 33 and the two fixed hot press tables 32; specifically, the gap filling film 35 can be made of an anti-sticking film, and the anti-sticking film is made of an anti-sticking material, so that the hot-pressed battery cell is prevented from adhering to the gap filling film 35, and the discharging core is conveniently taken by the material taking and placing manipulator 9; two sides of the caulking film 35 are respectively connected with the seat body 31 through a movable driving piece 36; a containing groove for containing the dynamic hot pressing table 33 is formed between the two fixed hot pressing tables 32; the seat body 31 of the upper hot pressing mechanism 3 is arranged on the bottom surface of the upper hot pressing plate 1, and the seat body 31 of the lower hot pressing mechanism 5 is arranged on the top surface of the lower hot pressing plate 2; when the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5 heat the piezoelectric cores, the hot pressing surface of the dynamic hot pressing table 33 is level with the hot pressing surface of the fixed hot pressing table 32; when the blanking electric core is handed over, the movable hot pressing table 33 protrudes out of the two fixed hot pressing tables 32, the movable hot pressing table 33 drives the middle part of the caulking film 35 to bulge, the movable hot pressing table 33 of the upper hot pressing mechanism 3 and the movable hot pressing table 33 of the lower hot pressing mechanism 5 clamp the electric core, the two film pressing ends of the upper film pressing mechanism 4 and the two film pressing ends of the lower film pressing mechanism 6 respectively press the corresponding film sections 37 of the caulking film 35 positioned at two sides of the movable hot pressing table 33 laterally (namely, the two film pressing ends of the upper film pressing mechanism 4 respectively press the film sections 37 of the caulking film 35 positioned at two sides of the movable hot pressing table 33 of the upper hot pressing mechanism 3 laterally, and the two film pressing ends of the lower film pressing mechanism 6 respectively press the caulking film sections 37 of the caulking film 35 positioned at two sides of the movable hot pressing table 33 of the lower hot pressing mechanism 5 laterally. Specifically, when the upper hot press plate 1 is fixed, the hot press driving mechanism 7 drives the lower hot press plate 2 to move close to or away from the upper hot press plate 1; when the lower hot pressing plate 2 is fixed, the hot pressing driving mechanism 7 drives the upper hot pressing plate 1 to move close to or away from the lower hot pressing plate 2; when both the upper hot pressing plate 1 and the lower hot pressing plate 2 are movable, the hot pressing driving mechanism 7 drives the upper hot pressing plate 1 and the lower hot pressing plate 2 to move toward or away from each other. In this embodiment, the hot press for seamless hot pressing and handover further includes a material taking and placing manipulator 9 movably disposed outside one end of the upper hot pressing plate 1 and the lower hot pressing plate 2; the material taking and placing end of the material taking and placing manipulator 9 can protrude between the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5 and is positioned on two sides of the two movable hot pressing tables 33.
In practical application, in the initial state, the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5 are in an open state, the lifting driving parts 34 of the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5 drive the movable hot pressing tables 33 connected with the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5 to protrude out of the two fixed hot pressing tables 32 and drive the middle parts of the caulking films 35 to bulge outwards, as two sides of the caulking films 35 bulge in the middle parts form inclined film sections 37 between the hot pressing surface side edges of the movable hot pressing tables 33 and the hot pressing surface outer side edges of the fixed hot pressing tables 32, the two film pressing ends of the upper film pressing mechanism 4 respectively apply pressing forces to the film sections 37 of the corresponding caulking films 35 positioned at two sides of the movable hot pressing tables 33, the two film pressing ends of the lower film pressing mechanism 6 respectively apply pressing forces to the film sections 37 of the corresponding caulking films 35 positioned at two sides of the movable hot pressing tables 33, so that the film sections 37 bend towards the included angle positions of the movable hot pressing tables 33 and the fixed hot pressing tables 32, the two side film sections 37 of the two joint filling films 35 form four material taking and placing avoidance positions 95, the material taking and placing avoidance positions 95 are used for providing avoidance space for the material taking and placing ends of the material taking and placing mechanical arm 9, the material taking and placing ends of the material taking and placing mechanical arm 9 clamp the battery cells and move into the space between the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5, then the hot pressing driving mechanism 7 drives the upper hot pressing plate 1 and the lower hot pressing plate 2 to move close to each other until the movable hot pressing table 33 of the upper hot pressing mechanism 3 and the movable hot pressing table 33 of the lower hot pressing mechanism 5 clamp the battery cells, at the moment, the material taking and placing ends of the material taking and placing mechanical arm 9 release the battery cells to realize the feeding of the battery cells to be hot pressed, and the material taking and placing ends of the material taking and placing mechanical arm 9 move out of the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5, the upper film pressing mechanism 4 and the lower film pressing mechanism 6 no longer apply pressing force to the film sections 37 of the joint filling films 35 at the moment, so that the film sections 37 of the joint filling films 35 recover the inclined state, then the hot pressing driving mechanism 7 continues to drive the upper hot pressing plate 1 and the lower hot pressing plate 2 to move close to each other, meanwhile, the lifting driving piece 34 gradually drives the movable hot pressing table 33 to move into the accommodating groove between the two fixed hot pressing tables 32 until the hot pressing surfaces of the movable hot pressing table 33 are flush with the hot pressing surfaces of the two fixed hot pressing tables 32, so that the hot pressing surfaces of the upper hot pressing mechanism 3 and the hot pressing surfaces of the lower hot pressing mechanism 5 are matched to carry out hot pressing treatment on the electric core, after the hot pressing is finished, the hot pressing driving mechanism 7 drives the upper hot pressing plate 1 and the lower hot pressing plate 2 to move away from each other, meanwhile, the lifting driving piece 34 gradually drives the movable hot pressing table 33 to move out of the accommodating groove of the two fixed hot pressing tables 32, so that the movable hot pressing table 33 protrudes out of the two fixed hot pressing tables 32, the battery cell is clamped by the two movable hot pressing tables 33, the two sides of the battery cell are separated from the fixed hot pressing tables 32, then the pressing ends of the upper pressing mechanism 4 and the lower pressing mechanism 6 apply pressing force to the inclined film sections 37 of the corresponding joint filling films 35, the inclined film sections 37 are inwards bent to form a material taking and discharging avoidance position 95, then the material taking and discharging ends of the material taking and discharging manipulator 9 move into the material taking and discharging avoidance position 95 and clamp the battery cell after hot pressing, finally the hot pressing driving mechanism 7 drives the upper hot pressing plate 1 and the lower hot pressing plate 2 to continue to move away until the two movable hot pressing tables 33 release the battery cell, and at the moment, the material taking and discharging ends of the material taking and discharging manipulator 9 clamp the battery cell to move out of the material taking and discharging avoidance position 95 so as to realize battery cell discharging after hot pressing. In the process, the gap filling film 35 covers the movable hot pressing table 33 and the two fixed hot pressing tables 32, so that the surface of the battery cell subjected to hot pressing treatment is prevented from generating an indentation due to a gap between the movable hot pressing table 33 and the fixed hot pressing tables 32, seamless hot pressing is realized, and the quality of the battery cell hot pressing treatment is improved; in addition, a pressing force is applied to the film section 37 of the corresponding gap filling film 35 through the upper film pressing mechanism 4 and the lower film pressing mechanism 6, so that a material taking and discharging avoiding position 95 is formed on the film section 37 of the gap filling film 35, interference between the film section 37 of the gap filling film 35 and a material taking and discharging end of the material taking and discharging manipulator 9 is avoided, the material taking and discharging manipulator 9 can stably take a discharge core, and when a battery core is fed, after the battery core is clamped by the two dynamic hot pressing tables 33, the battery core is loosened by the material taking and discharging manipulator 9; when the battery cells are discharged, after the battery cells are clamped by the taking and discharging mechanical arm 9, the battery cells are loosened by the two dynamic hot pressing tables 33, so that stable connection of the battery cells is realized. The seamless thermal piezoelectric core can be realized, the material removal of the core is convenient, the gap filling film 35 can not interfere with the material taking and placing manipulator 9, so that the material taking and placing manipulator 9 is convenient to take the discharge core, the core can not relax to generate deflection in the process of taking the discharge core, the stability and the position precision of the core are good, the stability and the position precision of the discharge core are improved, and the quality of the hot-pressed core is also improved.
In this embodiment, the upper film pressing mechanism 4 and the lower film pressing mechanism 6 each include two sets of film pressing members 41 disposed opposite to each other, and a film pressing driver 42 for driving the two sets of film pressing members 41 to approach or separate from the movable thermal pressing table 33, where the two sets of film pressing members 41 are respectively used for applying pressing forces to the film segments 37 located on both sides of the movable thermal pressing table 33.
In practical application, when a pressing force is applied to the inclined film section 37 of the caulking film 35, the film pressing driver 42 drives the two sets of film pressing members 41 to move close to each other until the two sets of film pressing members 41 press the two side film sections 37 of the caulking film 35, so that the inclined film section 37 is bent inwards to form a material taking and discharging avoidance position 95, and an avoidance space is provided for the material taking and discharging end of the material taking and discharging manipulator 9.
In this embodiment, the film pressing driver 42 includes two sets of film pressing driving components 43, where the two sets of film pressing driving components 43 are respectively disposed in one-to-one correspondence with the two sets of film pressing members 41, and the film pressing driving components 43 include a film pressing traversing cylinder 44 installed on the upper hot pressing plate 1 or the lower hot pressing plate 2, where the film pressing traversing cylinder 44 is used to drive the film pressing members 41 to approach or separate from the hot pressing table 33. In practice, the film pressing traversing cylinder 44 drives the film pressing member 41 to move close to the hot pressing stage 33 until the film pressing member 41 applies a pressing force to the inclined film segment 37 of the caulking film 35 to bend the film segment 37 inward. The film pressing traversing cylinder 44 drives the film pressing member 41 to move away from the dynamic hot pressing table 33, so that the film pressing member 41 releases the film section 37 of the caulking film 35, and the bent film section 37 is reset into the inclined film section 37 under the action of the movable driving member 36.
In this embodiment, the film pressing driving assembly 43 further includes a film pressing lifting cylinder 45 connected to a piston rod of the film pressing traversing cylinder 44, and the film pressing member 41 is connected to the piston rod of the film pressing lifting cylinder 45. According to actual demand, the film pressing lifting cylinder 45 drives the film pressing piece 41 to lift so as to adjust the height position of the film pressing piece 41, improve the flexibility of the film pressing piece 41 and facilitate the adjustment.
In this embodiment, the lifting driving member 34 includes two sets of lifting driving cylinders 38, and piston rods of the two sets of lifting driving cylinders 38 are respectively connected to two ends of the dynamic hot pressing table 33. In practical application, two groups of lifting driving cylinders 38 work synchronously, and piston rods of the two groups of lifting driving cylinders 38 extend simultaneously to drive the dynamic hot pressing table 33 to protrude out of the two fixed hot pressing tables 32; when the pressing force of the upper hot pressing plate 1 and the lower hot pressing plate 2 driven by the hot pressing driving mechanism 7 is larger than the acting force of the lifting driving cylinder 38, the piston rod of the lifting driving cylinder 38 is gradually compressed, so that the movable hot pressing table 33 is gradually moved into the accommodating groove between the two fixed hot pressing tables 32 until the hot pressing surface of the movable hot pressing table 33 is flush with the hot pressing surface of the fixed hot pressing table 32, and the hot pressing surface of the upper hot pressing mechanism 3 and the hot pressing surface of the lower hot pressing mechanism 5 perform hot pressing treatment on the electric core.
In this embodiment, the base 31 includes a base 311 mounted on the upper hot pressing plate 1 or the lower hot pressing plate 2 and a heat insulation plate 312 mounted on the base 311, and the two fixed hot pressing tables 32 are mounted on the heat insulation plate 312 at a distance. Specifically, the fixed-heat platen 32 and the movable-heat platen 33 each employ a heating plate. The structural design realizes the modular assembly of the seat body 31, is convenient to assemble, disassemble and maintain, and has the heat insulation function of the heat insulation plate 312; the fixed heat pressing stage 32 and the movable heat pressing stage 33 generate heat to perform heat pressing treatment on the battery cells.
In this embodiment, the upper platen 1 and/or the lower platen 2 are/is provided with a sensor 8, and the sensor 8 is electrically connected to the platen driving mechanism 7. Specifically, the sensor 8 employs a correlation photoelectric sensor. The sensor 8 is used for detecting whether the battery cell is clamped between the two dynamic hot pressing tables 33, ensuring that the battery cell is clamped, the machine performs hot pressing work, automatically detecting the battery cell, detecting accurately and sensitively, and improving the working stability of the machine.
In this embodiment, the material taking and placing manipulator 9 includes a moving plate 91 movably disposed outside one end of the upper hot pressing plate 1 and the lower hot pressing plate 2, a material clamping driver 92 disposed on the moving plate 91, and two material clamping members 93 respectively disposed at two material clamping ends of the material clamping driver 92, where the two material clamping members 93 are respectively disposed corresponding to the two movable hot pressing tables 33, the material clamping driver 92 is used to drive the two material clamping members 93 to approach or separate from each other, and the material clamping members 93 are provided with a material clamping avoidance space 94; when the clamping piece 93 protrudes between the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5, the movable hot pressing table 33 is positioned in the corresponding clamping avoiding space 94; the material taking and discharging avoiding position 95 provides an avoiding space for the material clamping piece 93.
When the battery cells are fed, the clamping driver 92 drives the two clamping pieces 93 to move close to each other and clamp the battery cells, the moving plate 91 drives the clamping driver 92, the clamping pieces 93 and the battery cells to move between the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5 until the movable hot pressing table 33 of the upper hot pressing mechanism 3 and the movable hot pressing table 33 of the lower hot pressing mechanism 5 clamp the battery cells, and the moving plate 91 drives the clamping driver 92 and the clamping pieces 93 to move out so as to realize feeding of the battery cells. When the battery cells are discharged, the movable hot pressing tables 33 of the upper hot pressing mechanism 3 and the movable hot pressing tables 33 of the lower hot pressing mechanism 5 clamp the battery cells, the two sides of the two movable hot pressing tables 33 are respectively provided with a material taking and discharging avoidance position 95, the movable plate 91 drives the material clamping driver 92 and the two material clamping pieces 93 in an opened state to move between the upper hot pressing mechanism 3 and the lower hot pressing mechanism 5, the two material clamping pieces 93 are respectively positioned at the corresponding material taking and discharging avoidance positions 95, the movable hot pressing tables 33 are positioned in the material clamping avoidance space 94, then the material clamping driver 92 drives the two material clamping pieces 93 to move close to each other until the two material clamping pieces 93 clamp the battery cells after hot pressing, then the two movable hot pressing tables 33 release the battery cells, and finally the movable plate 91 drives the material clamping driver 92 to connect the material clamping pieces 93 and the battery cells to move out so as to realize the discharging of the battery cells.
In this embodiment, the movable driving member 36 includes a tension spring, one end of which is fixedly connected with the seat 31, and the other end of which is fixedly connected with one side of the caulking film 35. The elastic expansion and contraction of the tension spring are beneficial to the bulge of the middle part of the joint filling film 35, the bending of the film section 37 of the joint filling film 35 due to the pressing and the resetting of the film section 37.
Specifically, the hot pressing driving mechanism 7 may adopt a linear driving module, which is not described herein.
All technical features in the embodiment can be freely combined according to actual needs.
The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.
Claims (10)
1. A hot press for seamless hot pressing and handover, characterized in that: the device comprises an upper hot pressing plate, a lower hot pressing plate, an upper hot pressing mechanism, an upper film pressing mechanism, a lower hot pressing mechanism, a lower film pressing mechanism and a hot pressing driving mechanism, wherein the upper hot pressing plate and the lower hot pressing plate are arranged up and down correspondingly; the seat body of the upper hot pressing mechanism is arranged on the upper hot pressing plate, and the seat body of the lower hot pressing mechanism is arranged on the lower hot pressing plate; when the upper hot pressing mechanism and the lower hot pressing mechanism heat the piezoelectric core, the hot pressing surface of the dynamic hot pressing table is level with the hot pressing surface of the fixed hot pressing table; when the blanking is delivered, the movable hot pressing table protrudes out of the two fixed hot pressing tables, the movable hot pressing table drives the middle part of the caulking film to bulge, the movable hot pressing table of the upper hot pressing mechanism and the movable hot pressing table of the lower hot pressing mechanism clamp the battery cell, and the two film pressing ends of the upper film pressing mechanism and the two film pressing ends of the lower film pressing mechanism respectively laterally press the corresponding film sections of the caulking film positioned on the two sides of the movable hot pressing table.
2. The seamless hot press and hand-over according to claim 1, wherein: the upper film pressing mechanism and the lower film pressing mechanism comprise two groups of film pressing pieces which are oppositely arranged and film pressing drivers used for driving the two groups of film pressing pieces to be close to or far away from the dynamic hot pressing table, and the two groups of film pressing pieces are respectively used for applying pressing force to film sections positioned on two sides of the dynamic hot pressing table.
3. The seamless hot press and hand-over according to claim 2, wherein: the film pressing driver comprises two groups of film pressing driving components, the two groups of film pressing driving components are respectively arranged in one-to-one correspondence with the two groups of film pressing pieces, the film pressing driving components comprise film pressing transverse moving cylinders arranged on the upper hot pressing plate or the lower hot pressing plate, and the film pressing transverse moving cylinders are used for driving the film pressing pieces to be close to or far away from the movable hot pressing table.
4. A seamless hot press and interface according to claim 3, wherein: the film pressing driving assembly further comprises a film pressing lifting cylinder connected with a piston rod of the film pressing transverse moving cylinder, and the film pressing piece is connected with the piston rod of the film pressing lifting cylinder.
5. The seamless hot press and hand-over according to claim 1, wherein: the lifting driving piece comprises two groups of lifting driving air cylinders, and piston rods of the two groups of lifting driving air cylinders are respectively connected with two ends of the dynamic hot pressing table.
6. The seamless hot press and hand-over according to claim 1, wherein: the base body comprises a base arranged on the upper hot pressing plate or the lower hot pressing plate and a heat insulating plate arranged on the base, and the two fixed hot pressing tables are arranged on the heat insulating plate at intervals.
7. The seamless hot press and hand-over according to claim 1, wherein: the upper hot pressing plate or/and the lower hot pressing plate are provided with sensors.
8. The seamless hot press and hand-over according to claim 1, wherein: the hot press for seamless hot pressing and handover also comprises a material taking and placing manipulator which is movably arranged outside one end of the upper hot pressing plate and one end of the lower hot pressing plate; the material taking and placing end of the material taking and placing manipulator can protrude between the upper hot pressing mechanism and the lower hot pressing mechanism and is positioned on two sides of the two movable hot pressing tables.
9. The seamless hot press and interface according to claim 8, wherein: the material taking and placing manipulator comprises a movable plate, a material clamping driver and two material clamping pieces, wherein the movable plate is movably arranged outside one end of the upper hot pressing plate and one end of the lower hot pressing plate, the material clamping driver is arranged on the movable plate, the two material clamping pieces are respectively arranged at two material clamping ends of the material clamping driver, the two material clamping pieces are respectively arranged corresponding to the two movable hot pressing tables, the material clamping driver is used for driving the two material clamping pieces to be close to or far away from each other, and the material clamping pieces are provided with material clamping avoidance spaces; when the clamping piece protrudes between the upper hot pressing mechanism and the lower hot pressing mechanism, the movable hot pressing table is positioned in the corresponding clamping avoiding space.
10. The seamless hot press and hand-over according to claim 1, wherein: the movable driving piece comprises a tension spring, one end of the tension spring is fixedly connected with the seat body, and the other end of the tension spring is fixedly connected with one side of the caulking film.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223217398.3U CN218939770U (en) | 2022-12-01 | 2022-12-01 | Hot press for seamless hot pressing and handover |
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|---|---|---|---|
| CN202223217398.3U CN218939770U (en) | 2022-12-01 | 2022-12-01 | Hot press for seamless hot pressing and handover |
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| CN218939770U true CN218939770U (en) | 2023-04-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117207577A (en) * | 2023-11-07 | 2023-12-12 | 江苏烽禾升智能科技有限公司 | Hot press capable of solving problem of indentation of battery cell |
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2022
- 2022-12-01 CN CN202223217398.3U patent/CN218939770U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117207577A (en) * | 2023-11-07 | 2023-12-12 | 江苏烽禾升智能科技有限公司 | Hot press capable of solving problem of indentation of battery cell |
| CN117207577B (en) * | 2023-11-07 | 2024-03-26 | 江苏烽禾升智能科技有限公司 | Hot press capable of solving problem of indentation of battery cell |
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