CN111211346A - Coiled product forming device and blanking method - Google Patents
Coiled product forming device and blanking method Download PDFInfo
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- CN111211346A CN111211346A CN202010043538.6A CN202010043538A CN111211346A CN 111211346 A CN111211346 A CN 111211346A CN 202010043538 A CN202010043538 A CN 202010043538A CN 111211346 A CN111211346 A CN 111211346A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 238000000465 moulding Methods 0.000 claims abstract description 15
- 230000002146 bilateral effect Effects 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 39
- 238000007664 blowing Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 5
- 230000037303 wrinkles Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 9
- 238000005096 rolling process Methods 0.000 abstract description 9
- 238000012545 processing Methods 0.000 abstract description 4
- 238000004804 winding Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 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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Abstract
The invention discloses a rolled product forming device and a blanking method, wherein the device comprises: a flexible molding assembly; which comprises the following steps: the first and second inner side symmetric forming needles are fixedly arranged and are bilaterally symmetric; the first and second outside symmetric forming needles are movably arranged and are bilaterally symmetric; the first flexible adjustable cushion pin is arranged between the first inner side symmetric forming pin and the first outer side symmetric forming pin, and the second flexible adjustable cushion pin is arranged between the second inner side symmetric forming pin and the second outer side symmetric forming pin; wherein, the fixed parts are respectively arranged at the outer sides of the first outer side symmetric forming needle and the second outer side symmetric forming needle in a bilateral symmetry manner. The rolled product forming device is suitable for production of rolled products with different circumferences, a rolling needle does not need to be replaced, the rolled products can be clamped and fixed from four directions in the discharging process of the rolled products, the rolled products are prevented from rolling, displacing, deforming, dislocating, deforming under a diaphragm and the like, and therefore the processing quality of the rolled 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 battery cells needs to be improved, and on the other hand, the manufacturing cost of the battery cells needs to be reduced. As a key process in the manufacturing process of the battery cell, the winding process is one of the important influencing factors for improving the production efficiency of the battery cell and reducing the production cost.
In the related art, when different models are switched, the winding needle with different circumferences needs to be replaced, and the replacement of the winding needle increases uncertain factors and increases production cost. In addition, when the winding is completed, when the electric core is separated from the winding needle, the stress on the inner side and the outer side of the upper surface and the lower surface is inconsistent, the whole electric core can deform, the deformation can cause the staggered layers and the wrinkling of the pole pieces, and the processing quality of the electric core is reduced.
Disclosure of Invention
The invention aims to solve the problems of quality risk of replacing a coil needle of the conventional coil product forming device, easy deformation of a battery cell during blanking and the like, and provides the coil product forming device, which realizes no need of replacing the coil needle by selecting different regulated flexible adjustable cushion needles; the problem of overall deformation of the battery cell is solved through the specially designed multi-clamping follow-up blanking assembly.
In order to achieve the above object, the present invention provides a rolled product forming apparatus, comprising: a flexible molding assembly;
the flexible molding assembly comprises:
the first inner side symmetric forming needle and the second inner side symmetric forming needle are fixedly arranged and are bilaterally symmetric;
the first outer side symmetric forming needle and the second outer side symmetric forming needle are movably arranged and are bilaterally symmetric;
the first flexible adjustable cushion pin is arranged between the first inner side symmetric forming pin and the first outer side symmetric forming pin, and the second flexible adjustable cushion pin is arranged between the second inner side symmetric forming pin and the second outer side symmetric forming pin;
wherein, set up the fixed part in first outside symmetry shaping needle, the second outside symmetry shaping needle outside respectively, two fixed parts bilateral symmetry.
Preferably, the first flexible adjustable cushion pin and the second flexible adjustable cushion pin can be selected according to different specifications to adapt to production of rolled products with different circumferences, cost for manufacturing the rolled needles with different circumferences is reduced, and the servo system drives the flexible forming assembly to rotate to form the rolled products with rolled product materials.
Preferably, the fixed part is a semi-open cavity.
Preferably, the fixing portion is a recess.
Preferably, the apparatus further comprises: and the driving mechanism is used for driving the flexible forming assembly to be drawn out of the rolled product.
Preferably, the multi-clamping follow-up blanking assembly comprises:
the upper clamping plate and the lower clamping plate are arranged in an up-and-down symmetrical manner;
the left clamping piece and the right clamping piece are arranged in bilateral symmetry;
wherein, left holder contain: the left first clamping piece and the left second clamping piece are arranged on the left outer side of the rolled product in a clamping state, and the left second clamping piece is arranged on the left inner side of the rolled product and oppositely applies internal and external acting forces to the left side of the rolled product so as to realize left side fixing;
the right clamping piece comprises: the right first clamping piece and the right second clamping piece are arranged on the right side, and in a clamping state, the right first clamping piece is located on the right outer side of the rolled product, the right second clamping piece is located on the right inner side of the rolled product, and the right first clamping piece and the right second clamping piece exert internal and external acting forces on the right side of the rolled product in opposite directions to realize right side fixation.
Preferably, the air blowing holes connected with the air passages are formed in the left second clamping piece and/or the right second clamping piece, the air blowing function can be achieved through an external air source, the left second clamping piece is selected to blow air or the right second clamping piece is selected to blow air according to different product requirements, or the left second clamping piece and the right second clamping piece are selected to blow air simultaneously, and the air blowing holes are used for smoothing the inner ring part of the rolled product and avoiding inner ring wrinkles.
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 includes: and the conveying mechanism is connected with the lower clamping plate and is used for conveying the rolled products clamped on the lower clamping plate. Preferably, the transfer mechanism is a lower belt disposed on the lower side of the lower plate.
The invention also provides a blanking method of the rolled product forming device, the rolled product forming device comprises the flexible forming assembly and the multi-clamping follow-up blanking assembly, 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 attached to the upper end surface and the lower end surface of the rolled product;
step 2, simultaneously driving the left clamping piece to be positioned on the left inner wall and the left outer wall of the rolled product, and driving the right clamping piece to be positioned on the right inner wall and the right outer wall 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 to fix the left side and the right side of the rolled product;
step 4, driving the flexible forming assembly to be drawn out of the rolled product;
step 5, opening the left clamping piece and the right clamping piece, and driving the left clamping piece and the right clamping piece to leave the blanking point after optionally completing left-right clamping and air blowing actions;
step 6, driving the upper clamping plate to apply force to the lower clamping plate and the lower clamping plate upwards simultaneously to form complete closing;
step 7, driving the closed lower clamping plate, the closed lower clamping plate and the closed rolled products to leave a blanking point and move forward to a blanking belt;
and 8, opening the upper clamping plate, rotating a conveying mechanism connected with the lower clamping plate to convey the rolled products on the lower clamping plate to a discharging belt, and finishing discharging.
According to the rolled product forming device, the flexible forming assembly is suitable for production of rolled products with different circumferences in a certain range by switching cushion needles with different specifications, the cost for manufacturing the rolled needles with different circumferences is reduced, and the flexible forming assembly is driven to rotate by the servo system to enable the rolled product materials (the rolled product materials are discharged through the servo unwinding shaft and enter the flexible forming assembly through a plurality of rollers) to form the rolled products; at a blanking station, the multi-clamping follow-up blanking assembly clamps the front end (far away from the side of the large plate when the large plate is relatively large) of a rolled product through the left inner part and the left outer part, the right inner part and the right outer part as well as 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 apply certain pressure, and the end surface side left follow-up mechanism and the lower follow-up mechanism move forward to enter a semi-open cavity of the flexible forming. The auxiliary blanking is carried out under the clamping of the upper and lower follow-up mechanisms and the clamping of the left and right follow-up mechanisms on the end surface side, a rolled product is in a clamping and fixing state in the blanking process, and the uncontrolled deformation of the rolled product when the rolled product forming device is pulled out is avoided.
Compared with the traditional scheme, the production device is suitable for production of rolled products with different perimeters in a certain range, the rolled products (such as the battery cell) are clamped and fixed 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 process of the rolled products, the upper clamping plate and the lower clamping plate are in a clamping state consistently in the unloading translation process, the rolled products are prevented from rolling and displacing, deformation and dislocation caused by uneven stress and deformation of a diaphragm caused by friction between the upper large surface and the lower large surface of the rolled products and the surface of a rolling needle in the unloading process and dead weight are reduced, and the phenomena of deformation and dislocation and the like of the rolled products when cold pressing is stressed again due to rolling or displacing action are avoided, so that the processing quality of the rolled.
Drawings
FIG. 1 is a schematic cross-sectional view of a flexible molding assembly of the present invention.
Fig. 2 is a schematic structural view of the multi-clamping follow-up blanking assembly of the present invention.
The reference numbers are as follows:
left first clamping member 10a
Left second clamping member 10b
Right first clamping member 10c
Right second clamping member 10d
Roll up product left outer side centre gripping department 60aa
Roll up product right side outside centre gripping department 60bb
First medial symmetric forming needle 70a
Second inside symmetric forming needle 70b
First outside symmetric molding needle 80a
Second outside symmetric molding needle 80b
First flexible adjustable bolster 70aa
Second Flexible Adjustable cushion needle 70bb
The expandable spaces 90, 100.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, 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 otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As used herein, "blanking" refers to taking a roll-formed product (e.g., a battery cell) out of a roll-forming apparatus and transporting the product to a conveyor (e.g., a blanking belt).
The blanking point refers to the position where the rolled product is rolled and formed to be blanked.
The "lower belt" described herein is a part of the lower clamping plate, and its function mainly includes: 1. the cooperation 20a plays the effect of fastening the electricity core, 2, can rotate and send the roll product to the unloading belt.
The blanking belt is arranged at the conveying part and used for conveying the battery cells to the blanking machine part and playing a role in transportation.
The coiled product can be a capacitor, a winding type battery cell and the like, and the invention takes the winding type battery cell as an example for illustration.
Example 1
The invention provides a rolled product forming device, comprising: roll up flexible shaping subassembly of article.
As shown in fig. 1, the flexible molding assembly comprises:
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 symmetrical left and right;
and a first flexible adjustable cushion pin 70aa arranged between the first inner side symmetrical forming pin 70a and the first outer side symmetrical forming pin 80a, and a second flexible adjustable cushion pin 70bb arranged between the second inner side symmetrical forming pin 70b and the second outer side symmetrical forming pin 80 b;
wherein, the fixing parts respectively arranged at the outer sides of the first outer symmetrical forming needle 80a and the second outer symmetrical forming needle 80b are bilaterally symmetrical.
The rolled product is wound and molded on the outer walls of the first outer side symmetric molding needle 80a and the second outer side symmetric molding needle 80b, and comprises a rolled product inner side 50a and a rolled product outer side 50 b.
The first inside symmetrical forming needle 70a and the second inside symmetrical forming needle 70b function: 1) for fixing the first flexible adjustable bolster 70aa, the first outside symmetric forming needle 80a on the first inside symmetric forming needle 70 a; fixing a second flexible adjustable cushion pin 70bb and a second outside symmetrical forming pin 80b on the second inside symmetrical forming pin 70 b; 2) the first inner side symmetric forming needle 70a and the second inner side symmetric forming needle 70b are both installed and fixed on the same forming device base, servo rotation drives the forming device base to rotate, and the forming device rotates to realize rolled products.
In some embodiments of the present invention, the first flexible adjustable cushion pin 70aa and the second flexible adjustable cushion pin 70bb can be selected with different specifications as needed to adapt to the production of rolled products with different circumferences, so as to reduce the cost for manufacturing the rolled needles with different circumferences, and the servo system drives the flexible molding assembly to rotate to form the rolled product material into the rolled product. Particularly, the distance between the outside symmetrical forming needles (80a and 80b) can be flexibly adjusted by selecting flexible adjustable cushion needles with different specifications, namely, the distance between the expandable spaces (90 and 100) is adjusted, so that the circumference of a rolled product surrounding the outer wall of the outside symmetrical forming needles is changed, the outer wall symmetrical forming needle is suitable for rolling and forming different products with different circumferences, the rolling needles with different circumferences do not need to be provided, and the cost is saved.
In some embodiments of the present 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 sidewall of the first outside symmetrically formed needle 80a on the left side, and a second recess 60b symmetrically formed on the right sidewall of the second outside symmetrically formed needle 80b on the right side. After the rolled product is wound and formed, the first concave part 60a is positioned inside the left side of the rolled product, and correspondingly, the position of the outer wall of the left side of the rolled product is marked as a clamping position 60aa of the left outer side of the rolled product; the second concave part 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 marked as a right outer side clamping part 60bb of the rolled product.
Example 2
As shown in fig. 2, the rolled product forming apparatus provided by the present invention further includes: many centre gripping follow-up unloading subassembly, this many centre gripping follow-up unloading subassembly contains:
the upper clamping plate 20a and the lower clamping plate 20b are arranged in an up-and-down symmetrical mode, in a use state, the upper clamping plate 20a is located on the upper end face of a rolled product, the lower clamping plate 20b is located on the lower end face of the rolled product, and the upper clamping plate 20a and the lower clamping plate 20b apply consistent pressure to the upper side and the lower side of the rolled product simultaneously to assist blanking.
The left clamping piece and the right clamping piece are arranged in bilateral symmetry;
wherein, left holder contain: the left first clamping piece 10a and the left second clamping piece 10b are arranged, in a clamping state, the left first clamping piece 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, and the left second clamping piece 10b is positioned at the inner side of the rolled product, namely a first concave part 60a, and the left first clamping piece 10a and the left second clamping piece oppositely exert internal and external acting forces on the left side of the rolled product so as to realize the fixation of the left side of the rolled product;
the right clamping piece comprises: a right first clamping piece 10c and a right second clamping piece 10d, wherein in a clamping state, the right first clamping piece 10c is positioned at the outer side of the rolled product, namely a clamping position 60bb at the right outer side of the rolled product; the right second holder 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 fixation of the right side.
In some embodiments of the present invention, in order to conveniently convey a rolled product on the lower nip plate 20b that has completed the holding setting, the rolled product molding apparatus of the present invention is further provided with: a transfer mechanism (not shown) connected to the lower jaw. Specifically, a lower belt may be provided under the lower plate 20b, and functions as two: 1) cooperate the punch holder 20a to play the effect of the tight electric core of clamp, 2) be used for rotating in order to send the roll product to the unloading belt.
In some embodiments of the present invention, the multi-clamping follow-up blanking assembly further comprises: an up-and-down follow-up mechanism (not shown) for driving the upper and lower clamping plates 20a, 20 b; and/or
And a left and right follow-up mechanism (not shown) for driving the left and right clamping members.
In some embodiments of the invention, air blowing holes (not shown) connected with air passages are arranged in the left second clamping piece and/or the right second clamping piece, an air blowing function can be realized through an external air source, air can be blown from the left second clamping piece or from the right second clamping piece according to different product requirements, or air can be blown from the left second clamping piece and the right second clamping piece simultaneously, so that the functions of flattening the inner ring part of a rolled product and avoiding wrinkles of the inner ring are realized.
In some embodiments of the present invention, the roll product forming apparatus provided by the present invention further comprises: and a driving mechanism (not shown) for driving the flexible molding member to be drawn out from the roll. When the clamping is completed up and down, left and right, the driving mechanism drives the flexible forming assembly to be drawn out from the rolled product, so that the rolled product is further formed.
The blanking method of the rolled product forming device comprises the following steps:
after winding and forming, after the upper clamping plate 20a and the lower clamping plate 20b advance to the right under the driving of the upper and lower follow-up mechanisms, that is, after the upper clamping plate 20a and the lower clamping plate 20b are respectively attached to the upper end surface and the lower end surface of the battery cell rolled product, the left clamping piece and the right clamping piece rise and advance to the right under the driving of the left and right follow-up mechanisms, that is, the left first clamping piece 10a is located at a left outer side clamping position 60aa of the rolled product, the left second clamping piece 10b is located at the first concave part 60a, the right first clamping piece 10c is located at a right outer side clamping position 60bb of the rolled product, and the right second clamping piece 10d is located at the second concave part 60 b. Then, the upper clamping plate 20a and the lower clamping plate 20b are simultaneously forced upwards along with the driving of the upper and lower follow-up mechanisms, so that when the coiled product forming device is drawn out, a certain friction force exists between the coiled cell product and the upper and lower clamping plates 20a and 20b, the smooth blanking is ensured, no loose core exists, the force is controlled by the stroke size (namely the depth of the 20a and 20b pressing) of the upper and lower clamping plates 20a and 20b, and the left and right follow-up mechanisms drive the left clamping piece and the right clamping piece to simultaneously apply a certain pressure from inside and outside.
The left clamping piece and the right clamping piece are respectively clamped and closed inside and outside after entering the semi-open cavity of the flexible forming assembly to form a left side and a right side until a rolled product is completely separated from the forming device, and no relative stretching action is applied.
When the upper clamping plate 20a and the lower clamping plate 20b are respectively tightly attached to the upper end surface and the lower end surface of the rolled product, at the moment, the lower 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 are respectively fixed to clamp the left end and the right end of the rolled product, so that the rolled product is fixed. Then, the flexible forming assembly is drawn out from the interior of the rolled product at a constant speed under the action of the driving 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 left and right clamping and air blowing actions are finished) and to be away from the rolled product, and the left and right follow-up mechanisms are restored to the initial state and are ready for the next action. When the left clamping piece and the right clamping piece are far away from the rolled product, the upper and lower follow-up mechanisms drive the upper clamping plate 20a to apply force downwards and the lower clamping plate 20b to apply force upwards simultaneously so as to form complete closure. The blanking mechanism is driven by the upper and lower follow-up mechanisms to be far away from the unloading point position and descend to the conveying position, after the blanking mechanism reaches the conveying position, the upper and lower follow-up mechanisms drive the upper clamping plate 20a and the lower clamping plate 20b to be opened, the lower side belt is rotated, the coiled products are conveyed to the blanking belt, and the blanking action is completed.
In conclusion, the flexible forming assembly is suitable for producing rolled products with different circumferences by switching the flexible adjustable cushion needles with different specifications, and the cost for manufacturing the rolled needles with different circumferences can be reduced; at the unloading station, two parts inside and outside product anterior segment front end left side are rolled up through the centre gripping to many centre gripping follow-up unloading subassemblies, and two terminal surfaces coact in a book product about two parts inside and outside the right side and from top to bottom: the upper contact surface and the lower contact surface are in contact with the rolled product and apply certain pressure, and the left clamping piece and the right clamping piece are driven by the end surface side left and right following mechanisms to respectively form closed clamping on the left inner part and the right outer part of the rolled product. The auxiliary blanking is carried out under the clamping of the upper and lower follow-up mechanisms and the clamping of the left and right follow-up mechanisms at the end face side, the rolled products are clamped and fixed from four directions, the rolled products are in a clamping and fixing state in the blanking process, the phenomenon that the rolled products are deformed due to uneven stress caused by surface friction of the upper and lower large surfaces of the rolled products and a rolling needle and self-weight of the rolled products in the discharging process is reduced, dislocation and deformation of a diaphragm under the diaphragm are avoided, and the phenomena that the rolled products are deformed and dislocated when stressed once again in cold pressing 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 with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (10)
1. A rolled product forming apparatus, comprising: a flexible molding assembly;
the flexible molding assembly comprises:
the first inner side symmetric forming needle and the second inner side symmetric forming needle are fixedly arranged and are bilaterally symmetric;
the first outer side symmetric forming needle and the second outer side symmetric forming needle are movably arranged and are bilaterally symmetric;
the first flexible adjustable cushion pin is arranged between the first inner side symmetric forming pin and the first outer side symmetric forming pin, and the second flexible adjustable cushion pin is arranged between the second inner side symmetric forming pin and the second outer side symmetric forming pin;
wherein, set up the fixed part in first outside symmetry shaping needle, the second outside symmetry shaping needle outside respectively, two fixed parts bilateral symmetry.
2. The roll product forming device of claim 1, wherein the first flexible adjustable cushion pin and the second flexible adjustable cushion pin can be selected with different specifications as required to adapt to the production of roll products with different circumferences.
3. The roll product forming apparatus of claim 1 wherein said retainer portion is a semi-open cavity.
4. The roll product molding apparatus of claim 3, wherein said fixing portion is a recess.
5. The roll product forming apparatus of claim 1, further comprising: and the driving mechanism is used for driving the flexible forming assembly to be drawn out of the rolled product.
6. The roll product forming apparatus of claim 1, further comprising a multi-grip follow-up blanking assembly, the multi-grip follow-up blanking assembly comprising:
the upper clamping plate and the lower clamping plate are arranged in an up-and-down symmetrical manner;
the left clamping piece and the right clamping piece are arranged in bilateral symmetry;
wherein, left holder contain: the left first clamping piece and the left second clamping piece are arranged on the left outer side of the rolled product in a clamping state, and the left second clamping piece is arranged on the left inner side of the rolled product and oppositely applies internal and external acting forces to the left side of the rolled product so as to realize left side fixing;
the right clamping piece comprises: the right first clamping piece and the right second clamping piece are arranged on the right outer side of the rolled product in a clamping state, the right second clamping piece is arranged on the right inner side of the rolled product, and the right first clamping piece and the right second clamping piece oppositely apply internal and external acting forces on the right side of the rolled product so as to realize right side fixation;
optionally, a blowing hole connected with an air passage is formed in the left second clamping piece and/or the right second clamping piece, a blowing function can be achieved through an external air source, the left second clamping piece or the right second clamping piece is selected to blow air according to different product requirements, or the left second clamping piece and the right second clamping piece are selected to blow air simultaneously, and the inner ring part of the rolled product is smoothed, and inner ring wrinkles are avoided.
7. The roll product forming apparatus of claim 6 wherein said multi-grip follower 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.
8. The roll product forming apparatus of claim 6 or 7, wherein the multi-nip follower 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.
9. The roll product forming apparatus of claim 6, further comprising: and the conveying mechanism is connected with the lower clamping plate and is used for conveying the rolled products clamped on the lower clamping plate.
10. A blanking method for a rolled product forming device, wherein the rolled product forming device comprises the flexible forming assembly of claims 1-5 and the multi-clamp follow-up blanking assembly of claims 6-9, the method comprising:
step 1, after a rolled product is formed, driving an upper clamping plate and a lower clamping plate to be respectively attached to the upper end surface and the lower end surface of the rolled product;
step 2, simultaneously driving the left clamping piece to be positioned on the left inner wall and the left outer wall of the rolled product, and driving the right clamping piece to be positioned on the right inner wall and the right outer wall 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 to fix the left side and the right side of the rolled product;
step 4, driving the flexible forming assembly to be drawn out of the rolled product;
step 5, opening the left clamping piece and the right clamping piece, and driving the left clamping piece and the right clamping piece to leave the blanking point after optionally completing left-right clamping and air blowing actions;
step 6, driving the upper clamping plate to apply force to the lower clamping plate and the lower clamping plate upwards simultaneously to form complete closing;
step 7, driving the closed lower clamping plate, the closed lower clamping plate and the closed rolled products to leave a blanking point and move forward to a blanking belt;
and 8, opening the upper clamping plate, rotating a conveying mechanism connected with the lower clamping plate to convey the rolled products to a discharging belt, and finishing discharging.
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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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| CN202010043538.6A CN111211346B (en) | 2020-01-15 | 2020-01-15 | Rolled product forming device and blanking method |
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| CN111211346A true CN111211346A (en) | 2020-05-29 |
| CN111211346B CN111211346B (en) | 2023-06-16 |
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Cited By (1)
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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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| CN111211346B (en) | 2023-06-16 |
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