CN111211346B - Rolled product forming device and blanking method - Google Patents
Rolled product forming device and blanking method Download PDFInfo
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- CN111211346B CN111211346B CN202010043538.6A CN202010043538A CN111211346B CN 111211346 B CN111211346 B CN 111211346B CN 202010043538 A CN202010043538 A CN 202010043538A CN 111211346 B CN111211346 B CN 111211346B
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000000465 moulding Methods 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 36
- 238000007664 blowing Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 6
- 230000037303 wrinkles Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 10
- 238000005096 rolling process Methods 0.000 abstract description 10
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 abstract description 3
- 230000002146 bilateral effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 10
- 238000007599 discharging Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000009499 grossing Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
- H01M10/0409—Machines for assembling batteries for cells with wound electrodes
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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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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a rolled product forming device and a blanking method, wherein the device comprises: a flexible molding assembly; it comprises: a first inner side symmetrical forming needle and a second inner side symmetrical forming needle which are fixedly arranged and bilaterally symmetrical; a first and a second outer symmetrical forming needles which are movably arranged and are bilaterally symmetrical; the first flexible adjustable cushion needle is respectively arranged between the first inner side symmetrical forming needle and the first outer side symmetrical forming needle, and the second flexible adjustable cushion needle is respectively arranged between the second inner side symmetrical forming needle and the second outer side symmetrical forming needle; wherein, set up the fixed part in the outside of first outside symmetry shaping needle, second outside symmetry shaping needle respectively bilateral symmetry. The roll product forming device is suitable for the production of roll products with different circumferences, the roll needle is not required to be replaced, the roll products can be clamped and fixed in four directions in the process of unloading the roll products, the roll products are prevented from rolling and displacement, deformation, dislocation, diaphragm off-couch deformation and other phenomena are avoided, and therefore the processing quality of the roll products is improved.
Description
Technical Field
The invention belongs to the field of rolled product forming, and relates to a rolled product forming device and a blanking method.
Background
With the rapid development of battery technology, on one hand, the production of the battery cell needs to be improved, and on the other hand, the manufacturing cost of the battery cell needs to be reduced. As a key process in the cell manufacturing process, the winding process is one of important influencing factors for improving the production efficiency of the cell and reducing the production cost.
In the related art, when different models are switched, the winding needles with different circumferences need to be replaced, and the replacement of the winding needles increases uncertain factors and increases production cost. In addition, when the battery core is separated from the winding needle after winding is completed, the inner and outer side stress of the upper surface and the lower surface is inconsistent, the whole battery core can deform, the deformation can lead to the dislocation and wrinkling of the pole piece, and the processing quality of the battery core is reduced.
Disclosure of Invention
The invention aims to solve the problems of quality risk of changing a winding needle, battery core deformation easily caused during blanking and the like of the traditional winding product forming device, and provides a winding product forming device which can realize that the winding needle is not required to be changed by selecting different regulated flexible adjustable cushion needles; the problem of integral deformation of the battery cell is avoided through the specially designed multi-clamping follow-up blanking component.
In order to achieve the above object, the present invention provides a roll forming apparatus comprising: a flexible molding assembly;
the flexible molding assembly comprises:
the first inner side symmetrical forming needle and the second inner side symmetrical forming needle are fixedly arranged and bilaterally symmetrical;
the first outer symmetrical forming needle and the second outer symmetrical forming needle are movably arranged and are bilaterally symmetrical;
the first flexible adjustable cushion needle is respectively arranged between the first inner side symmetrical forming needle and the first outer side symmetrical forming needle, and the second flexible adjustable cushion needle is respectively arranged between the second inner side symmetrical forming needle and the second outer side symmetrical forming needle;
the fixing parts are respectively arranged on the outer sides of the first outer symmetrical forming needle and the second outer symmetrical forming needle, and the two fixing parts are bilaterally symmetrical.
Preferably, the first flexible adjustable cushion needle and the second flexible adjustable cushion needle can be selected to be of different specifications according to requirements so as to adapt to the production of rolled products with different circumferences, reduce the cost of manufacturing the rolled products with different circumferences, and drive the flexible forming assembly to rotate through the servo system so as to form the rolled products from rolled products materials.
Preferably, the fixing part is a semi-open cavity.
Preferably, the fixing portion is a concave portion.
Preferably, the apparatus further comprises: and the driving mechanism is used for driving the flexible forming assembly to be pulled out from the rolled product.
Preferably, the multi-clamping follow-up blanking component comprises:
an upper clamping plate and a lower clamping plate which are arranged vertically symmetrically;
left clamping piece and right clamping piece symmetrically arranged left and right;
wherein, left grip include: the left first clamping piece is positioned at the left outer side of the rolled product in a clamping state, the left second clamping piece is positioned at the left inner side of the rolled product, and the left first clamping piece and the left second clamping piece apply internal and external acting forces to the left side of the rolled product in opposite directions so as to realize left side fixation;
the right clamping piece contains: the right first clamping piece and the right second clamping piece are positioned at the right outer side of the rolled product in a clamping state, and the right second clamping piece is positioned at the right inner side of the rolled product, so that the right side is fixed by applying internal and external acting forces to the right side of the rolled product in opposite directions.
Preferably, the left second clamping piece and/or the right second clamping piece are/is internally provided with a gas blowing hole connected with a gas circuit, the gas blowing function can be realized through an external gas source, the left second clamping piece or the right second clamping piece is selected to blow according to different product requirements, or the left second clamping piece and the right second clamping piece are selected to blow simultaneously, and the gas blowing device is used for smoothing the inner ring part of the rolled product and avoiding the inner ring fold.
Preferably, the multi-clamping follow-up blanking assembly further comprises:
and the upper and lower follow-up mechanisms are used for driving the upper clamping plate and the lower clamping plate.
Preferably, the multi-clamping follow-up blanking assembly further comprises: and the left and right follow-up mechanisms are used for driving the left clamping piece and the right clamping piece.
Preferably, the roll product forming apparatus further comprises: and the conveying mechanism is connected with the lower clamping plate and is used for conveying the coiled product which is clamped and positioned on the lower clamping plate. Preferably, the transfer mechanism is a lower belt disposed on the lower side of the lower clamp plate.
The invention also provides a blanking method of the rolled product forming device, the rolled product forming device comprises the flexible forming component and the multi-clamping follow-up blanking component, and the method comprises the following steps:
step 1, after a rolled product is formed, driving an upper clamping plate and a lower clamping plate to be respectively clung to the upper end face and the lower end face of the rolled product;
step 2, driving the left clamping piece to be positioned on the inner wall and the outer wall of the left side of the rolled product at the same time, and driving the right clamping piece to be positioned on the inner wall and the outer wall of the right side of the rolled product;
step 3, simultaneously applying internal and external clamping forces to the left side and the right side of the rolled product respectively so as to fix the left side and the right side of the rolled product;
step 4, driving the flexible molding assembly to be pulled out of the rolled product;
step 5, opening the left clamping piece and the right clamping piece, and optionally driving the left clamping piece and the right clamping piece to leave the blanking point after the left clamping and the right clamping and blowing actions are completed;
step 6, driving the upper clamping plate to downwards clamp plate and the lower clamping plate to upwards apply force simultaneously to form complete closure;
step 7, driving the closed lower clamping plate, the lower clamping plate and the rolled product to leave the blanking point and advance to the blanking belt;
and 8, opening the upper clamping plate, and rotating a conveying mechanism connected with the lower clamping plate to convey the coiled product on the lower clamping plate to a blanking belt to finish blanking.
According to the roll product forming device, the flexible forming assembly is suitable for production of roll products with different circumferences in a certain range by switching the cushion needles with different specifications, the cost for manufacturing the roll needles with different circumferences is reduced, and the flexible forming assembly is driven to rotate by the servo system to discharge roll product materials (the roll product materials are discharged through the servo unreeling shaft and enter the flexible forming assembly through a plurality of passing rollers) to form the roll products; in the blanking station, the multi-clamping follow-up blanking component clamps the inner part and the outer part of the left side of the front end (far away from the large plate side when being relatively large) of the rolled product, the inner part and the outer part of the right side and the upper end surface and the lower end surface jointly act on the rolled product, the upper follow-up mechanism and the lower follow-up mechanism move forward, contact with the rolled product through the upper contact surface and the lower contact surface and exert certain pressure, the end surface side left and right follow-up mechanism moves forward to enter the semi-open cavity of the flexible forming component of the rolled product and the clamping position of the outer side of the rolled product, and the clamping is closed. The upper and lower follow-up mechanism clamps and the end face side left and right follow-up mechanism clamps to assist in blanking, and the rolled product is in a clamping and fixing state in the blanking process, so that the rolled product is prevented from being deformed in an uncontrolled manner when the rolled product forming device is pulled out.
Compared with the traditional scheme, the invention is suitable for the production of rolled products with different circumferences in a certain range, clamps and fixes the rolled products (such as a battery core) from four directions (the four directions of the rolled products are clamped and fixed through the left clamping mechanism, the right clamping mechanism, the upper clamping plate and the lower clamping plate) in the unloading translation process, the upper clamping plate and the lower clamping plate are in a clamping state in a consistent manner, the rolled products are prevented from rolling and displacement, the deformation and dislocation of uneven stress caused by friction and dead weight of the upper surface and the lower surface of the rolled products and the surface of a rolling needle in the unloading process and the deformation of a diaphragm lower couch are reduced, and the phenomena of deformation, dislocation and the like of the rolled products when the rolled products are stressed again in a cold pressing process due to rolling or displacement effect are avoided, so that the processing quality of the rolled products is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of a flexible molding assembly of the present invention.
Fig. 2 is a schematic structural diagram of a multi-clamping follow-up blanking assembly according to the present invention.
The reference numerals are as follows:
left first clamping member 10a
Left second clamping member 10b
Right first clamping member 10c
Right second clamping member 10d
Roll product inner side 50a
Roll product outer side 50b
First concave portion 60a
Second concave portion 60b
Roll product left outer clamping position 60aa
Roll product right outer side clamping position 60bb
First inside symmetrical forming pin 70a
Second inside symmetrically formed needle 70b
First outer symmetrical forming needle 80a
Second outer symmetrically formed needle 80b
First flexible adjustable cushion needle 70aa
Second flexible adjustable cushion needle 70bb
The space 90, 100 may be expanded.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. 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.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "left", "right", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As used herein, "blanking" refers to the removal of a roll-formed roll (e.g., a cell) from a roll-forming apparatus and conveying it to a conveyor (e.g., a blanking belt).
The "blanking point" as used herein refers to the position of the rolled product to be blanked.
The "lower belt" as described herein is a part of the lower plate, whose function mainly comprises: 1. the fit 20a serves to tighten the cell, 2, can rotate to feed the roll to the blanking belt.
The blanking belt is arranged on the conveying part and is used for conveying the battery cells to the blanking machine part.
The rolled product can be a capacitor, a coiled cell and the like, and the coiled cell is taken as an example of the invention.
Example 1
The invention provides a rolled product forming device, comprising: a roll good flexible forming assembly.
As shown in fig. 1, the flexible molding assembly includes:
a first inner symmetrical forming needle 70a and a second inner symmetrical forming needle 70b which are fixedly arranged and are symmetrical left and right;
a first outer symmetrical forming needle 80a and a second outer symmetrical forming needle 80b which are movably arranged and are bilaterally symmetrical;
and a first flexible adjustable cushion needle 70aa, a second flexible adjustable cushion needle 70bb, a second inner symmetrical forming needle 70b and a second outer symmetrical forming needle 80b, respectively, disposed between the first inner symmetrical forming needle 70a and the first outer symmetrical forming needle 80 a;
the fixing portions are respectively provided on the outer sides of the first outer symmetrical forming needle 80a and the second outer symmetrical forming needle 80b, and the two fixing portions are laterally symmetrical.
The rolled product is wound around the outer walls of the first and second outer symmetrical forming needles 80a and 80b, and includes a rolled product inner side 50a and a rolled product outer side 50b.
The first and second inner symmetrical forming needles 70a and 70b function as: 1) For securing the first flexible adjustable bolster 70aa and the first outboard symmetrically shaped needle 80a to the first inboard symmetrically shaped needle 70 a; fixing a second flexible adjustable cushion needle 70bb and a second outer symmetrical forming needle 80b to the second inner symmetrical forming needle 70b; 2) The first inner symmetrical forming needle 70a and the second inner symmetrical forming needle 70b are respectively arranged and fixed on the same forming device base, the servo rotation drives the forming device base to rotate, and the forming device rotates to realize rolling of rolled products.
In some embodiments of the present invention, the first flexible and adjustable cushion needle 70aa and the second flexible and adjustable cushion needle 70bb can be selected to have different specifications according to the needs, so as to adapt to the production of rolled products with different circumferences, reduce the cost of manufacturing the rolled products with different circumferences, and drive the flexible molding assembly to rotate by the servo system to form the rolled products with the rolled product materials. Specifically, the distance between the outer symmetrical forming needles (80 a, 80 b) can be flexibly adjusted by selecting flexible adjustable cushion needles with different specifications, namely, the distance between the expandable spaces (90, 100) is adjusted, so that the circumference of the rolled product encircling the outer wall of the outer symmetrical forming needle changes along with the distance, the flexible adjustable cushion needle is suitable for rolling and forming different products with different circumferences, the rolling needles with different circumferences are not required to be provided, and the cost is saved.
In some embodiments of the invention, the fixing portion is a semi-open cavity. Alternatively, as shown in fig. 1, the fixing portion includes a first recess 60a symmetrically formed on the left side wall of the first outer symmetrical forming pin 80a on the left side, and a second recess 60b symmetrically formed on the right side wall of the second outer symmetrical forming pin 80b on the right side. After the rolled product is formed, the first concave part 60a is positioned in the left side of the rolled product, and correspondingly, the outer wall of the left side of the rolled product is marked as a left outer clamping part 60aa of the rolled product; the second recess 60b is located inside the right side of the rolled product, and correspondingly, the outer wall of the right side of the rolled product is denoted as a clamping position 60bb on the right outer side of the rolled product.
Example 2
As shown in fig. 2, the roll product forming apparatus provided by the present invention further includes: the unloading subassembly is followed to many centre gripping, this unloading subassembly is followed to many centre gripping includes:
the upper clamping plate 20a and the lower clamping plate 20b are symmetrically arranged up and down, in a use state, the upper clamping plate 20a is positioned on the upper end face of a rolled product, the lower clamping plate 20b is positioned on the lower end face of the rolled product, and the upper clamping plate 20a and the lower clamping plate 20b simultaneously apply consistent pressure on the upper side and the lower side of the rolled product to assist blanking.
Left clamping piece and right clamping piece symmetrically arranged left and right;
wherein, left grip include: a left first clamping member 10a and a left second clamping member 10b, wherein in the clamping state, the left first clamping member 10a is positioned at the outer side of the rolled product, namely, a clamping position 60aa at the left outer side of the rolled product, the left second clamping member 10b is positioned at the inner side of the rolled product, namely, a first concave part 60a, and the left first clamping member 10a and the left second clamping member 10b apply internal and external forces to the left side of the rolled product in opposite directions so as to realize the fixation of the left side of the rolled product;
the right clamping piece contains: a right first clamping member 10c, and a right second clamping member 10d, wherein the right first clamping member 10c is positioned at the outer side of the rolled product, that is, at a clamping position 60bb at the outer right side of the rolled product in a clamping state; the right second clamping member 10d is located inside the rolled product, i.e. at the second recess 60b, and applies an internal and external force to the right side of the rolled product in opposite directions to achieve the right side fixation.
In some embodiments of the present invention, in order to conveniently convey the rolled product on the lower jaw 20b, which has completed the clamping and shaping, the rolled product forming apparatus of the present invention is further provided with: a transfer mechanism (not shown) connected to the lower plate. Specifically, a lower belt may be provided on the lower side of the lower clamp plate 20b, which acts as two: 1) The cooperating upper clamping plates 20a act to clamp the cells, 2) for rotation to feed the rolled product to the blanking belt.
In some embodiments of the invention, the multi-clamp follow-up blanking assembly further comprises: an up-down follower mechanism (not shown) for driving the upper and lower clamping plates 20a, 20 b; and/or
Left and right follower mechanisms (not shown) for driving the left and right clamps.
In some embodiments of the present invention, the left second clamping member and/or the right second clamping member are/is provided with a gas blowing hole (not shown) connected with a gas path inside, and the gas blowing function can be realized by externally connecting a gas source, and the gas can be blown from the left second clamping member or the right second clamping member or the left second clamping member and the right second clamping member can be blown simultaneously according to different product requirements, so as to realize the functions of smoothing the inner ring part of the rolled product and avoiding the inner ring wrinkles.
In some embodiments of the present invention, the roll product forming apparatus provided in the present invention further includes: a drive mechanism (not shown) for driving the flexible molding assembly out of the roll. When the clamping is completed up, down, left and right, the driving mechanism drives the flexible forming assembly to be pulled out from the rolled product so as to further perform forming treatment on the rolled product.
The blanking method of the rolled product forming device comprises the following steps:
after the winding forming, the upper clamping plate 20a and the lower clamping plate 20b are driven by the upper and lower follow-up mechanisms to advance in place, namely, the upper clamping plate 20a and the lower clamping plate 20b are respectively clung to the upper end face and the lower end face of the battery core rolled product, the left clamping piece and the right clamping piece are driven by the left and right follow-up mechanisms to rise and advance in place, namely, the left first clamping piece 10a is positioned at the left outer clamping position 60aa of the rolled product, the left second clamping piece 10b is positioned at the first concave part 60a, the right first clamping piece 10c is positioned at the right outer clamping position 60bb of the rolled product, and the right second clamping piece 10d is positioned at the second concave part 60b. Then, as the upper clamping plate 20a is driven by the upper and lower follow-up mechanisms to force the upper clamping plate 20a and the lower clamping plate 20b upwards simultaneously, when the coil product forming device is pulled out, certain friction force exists between the battery core coil product and the upper clamping plate 20a and the lower clamping plate 20b, smooth discharging is ensured, no core pulling is realized, the force is controlled by the stroke of the upper clamping plate 20a and the lower clamping plate 20b (namely the depth of 20a and 20 b), and certain pressure is applied from inside and outside simultaneously by the left clamping piece and the right clamping piece driven by the left and right follow-up mechanisms.
The left clamping piece and the right clamping piece do not exert relative stretching action after entering the semi-open cavity of the flexible forming assembly to form left and right inner and outer clamping and closing respectively until the rolled product is completely separated from the forming device.
When the upper clamping plate 20a and the lower clamping plate 20b are respectively clung to the upper end face and the lower end face of the rolled product, at this time, the upper clamping plate 20a does not apply downward external force, the lower clamping plate 20b plays a supporting role, and the left clamping piece and the right clamping piece respectively clamp the left end and the right end of the rolled product, so that the rolled product is fixed. The flexible forming assembly is then withdrawn from the interior of the roll at a constant rate by the drive mechanism. After the flexible forming assembly is completely separated, the left and right follow-up mechanisms drive the left clamping piece and the right clamping piece to be opened (optionally after the left and right clamping blowing actions are completed) and to be far away from the rolled product, and the rolled product is restored to the initial state and is prepared for the next action. When the left clamping piece and the right clamping piece are far away from the rolled product, the upper clamping plate 20a is driven by the upper and lower follow-up mechanisms to downwards and the lower clamping plate 20b is simultaneously applied with force upwards so as to form complete closure. The discharging mechanism is driven by the upper and lower follow-up mechanisms to be far away from the discharging point and descend to the conveying part, and after reaching the conveying part, the upper and lower follow-up mechanisms drive the upper clamping plate 20a and the lower clamping plate 20b to be opened, and the lower side belt is rotated to convey the rolled product to the discharging belt, so that the discharging action is completed.
In summary, according to the roll product forming device disclosed by the invention, the flexible forming assembly is suitable for producing roll products with different circumferences by switching the flexible adjustable cushion needles with different specifications, so that the cost for manufacturing the roll needles with different circumferences can be reduced; at the unloading station, many centre gripping follow-up unloading subassemblies are through two inside and outside parts in centre gripping rolled product anterior segment front end left side, two inside and outside parts in right side and two terminal surfaces about and act on the rolled product jointly: the upper contact surface and the lower contact surface are in contact with the rolled product, a certain pressure is applied, and the left clamping piece and the right clamping piece are driven by the left and right follow-up mechanism on the end face side to respectively form closed clamping on the inner part and the outer part on the left side and the inner part and the outer part on the right side of the rolled product. The upper and lower follow-up mechanism clamping and the end face side left and right follow-up mechanism clamping are used for assisting in blanking, rolled products are clamped and fixed from four directions, rolled products are in a clamping and fixing state in the blanking process, the rolled products are prevented from being deformed when being pulled out by a rolled product forming device, the upper clamping plate and the lower clamping plate are in a clamping state in the blanking translation process, the rolled products are prevented from rolling and displacing, uneven stress caused by friction between the upper and lower large surfaces of the rolled products and the surfaces of rolling needles and dead weight in the unloading process is reduced, deformation and dislocation of the diaphragm lower couch are prevented, and the phenomena of deformation, dislocation and the like of the rolled products when cold pressing is stressed again due to rolling or displacement are avoided, so that the processing quality of the rolled products is improved.
While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention. Many modifications and substitutions of the present invention will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (8)
1. A roll forming apparatus, comprising: the flexible molding assembly and the multi-clamping follow-up blanking assembly;
the flexible molding assembly comprises:
a first inner symmetrical forming needle and a second inner symmetrical forming needle which are fixedly arranged on the same forming device base and are bilaterally symmetrical;
the first outer symmetrical forming needle and the second outer symmetrical forming needle are movably arranged and are bilaterally symmetrical;
the first flexible adjustable cushion needle is respectively arranged between the first inner side symmetrical forming needle and the first outer side symmetrical forming needle, and the second flexible adjustable cushion needle is respectively arranged between the second inner side symmetrical forming needle and the second outer side symmetrical forming needle; the first flexible adjustable cushion needle and the second flexible adjustable cushion needle can be selected to have different specifications according to the requirements so as to adapt to the production of rolled products with different circumferences;
the multi-clamping follow-up blanking assembly consists of an upper clamping plate and a lower clamping plate which are arranged symmetrically up and down; and a left clamping piece and a right clamping piece which are arranged symmetrically left and right; the left clamping piece comprises: the left first clamping piece is positioned at the left outer side of the rolled product in a clamping state, the left second clamping piece is positioned at the left inner side of the rolled product, and the left first clamping piece and the left second clamping piece apply internal and external acting forces to the left side of the rolled product in opposite directions so as to realize left side fixation; the right clamping piece contains: the right first clamping piece and the right second clamping piece are positioned at the right outer side of the rolled product in a clamping state, and the right second clamping piece is positioned at the right inner side of the rolled product, so that the right side is fixed by applying internal and external acting forces to the right side of the rolled product in opposite directions; the left second clamping piece and/or the right second clamping piece are internally provided with air blowing holes connected with an air channel, an air blowing function can be realized through an external air source, and the left second clamping piece or the right second clamping piece is selected to blow according to different product requirements, or the left second clamping piece and the right second clamping piece are selected to blow simultaneously, so that the inner ring part of a rolled product is smoothed, and inner ring wrinkles are avoided;
the fixing parts are respectively arranged on the outer sides of the first outer symmetrical forming needle and the second outer symmetrical forming needle, and the two fixing parts are bilaterally symmetrical.
2. The roll forming apparatus of claim 1, wherein the securing portion is a semi-open cavity.
3. The roll forming apparatus of claim 2, wherein the securing portion is a recess.
4. The roll forming apparatus of claim 1, further comprising: and the driving mechanism is used for driving the flexible forming assembly to be pulled out from the rolled product.
5. The roll forming apparatus of claim 1, wherein the multi-clamp follow-up blanking assembly further comprises:
and the upper and lower follow-up mechanisms are used for driving the upper clamping plate and the lower clamping plate.
6. The roll forming apparatus of claim 1, wherein the multi-clamp follow-up blanking assembly further comprises: and the left and right follow-up mechanisms are used for driving the left clamping piece and the right clamping piece.
7. The roll forming apparatus of claim 1, wherein the roll forming apparatus further comprises: and the conveying mechanism is connected with the lower clamping plate and is used for conveying the coiled product which is clamped and positioned on the lower clamping plate.
8. A method of blanking a rolled product forming apparatus as claimed in any one of claims 1 to 7, characterized in that the method comprises:
step 1, after a rolled product is formed, driving an upper clamping plate and a lower clamping plate to be respectively clung to the upper end face and the lower end face of the rolled product;
step 2, driving the left clamping piece to be positioned on the inner wall and the outer wall of the left side of the rolled product at the same time, and driving the right clamping piece to be positioned on the inner wall and the outer wall of the right side of the rolled product;
step 3, simultaneously applying internal and external clamping forces to the left side and the right side of the rolled product respectively so as to fix the left side and the right side of the rolled product;
step 4, driving the flexible molding assembly to be pulled out of the rolled product;
step 5, opening the left clamping piece and the right clamping piece, and optionally driving the left clamping piece and the right clamping piece to leave the blanking point after the left clamping and the right clamping and blowing actions are completed;
step 6, driving the upper clamping plate to downwards clamp plate and the lower clamping plate to upwards apply force simultaneously to form complete closure;
step 7, driving the closed lower clamping plate, the lower clamping plate and the rolled product to leave the blanking point and advance to the blanking belt;
and 8, opening the upper clamping plate, and rotating a conveying mechanism connected with the lower clamping plate to convey the coiled product to a blanking belt to finish blanking.
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| CN202010043538.6A CN111211346B (en) | 2020-01-15 | 2020-01-15 | Rolled product forming device and blanking method |
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| CN111211346A CN111211346A (en) | 2020-05-29 |
| CN111211346B true CN111211346B (en) | 2023-06-16 |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113299968A (en) * | 2021-05-24 | 2021-08-24 | 湖北佑德惠新能源科技有限公司 | Intelligent processing device for lithium battery roll core |
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| CN111211346A (en) | 2020-05-29 |
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Address after: Room A205, building C, No. 205, Binhai 6th Road, Jinhai Second Road, Airport New District, Longwan District, Wenzhou City, Zhejiang Province 325024 Applicant after: REPT BATTERO Energy Co., Ltd. Address before: Room A205, building C, No. 205, Binhai 6th Road, Jinhai Second Road, Airport New District, Longwan District, Wenzhou City, Zhejiang Province 325024 Applicant before: RUIPU ENERGY Co.,Ltd. |
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