CN114300757A - Automatic reel changing and belt splicing mechanism - Google Patents

Automatic reel changing and belt splicing mechanism Download PDF

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Publication number
CN114300757A
CN114300757A CN202111666032.1A CN202111666032A CN114300757A CN 114300757 A CN114300757 A CN 114300757A CN 202111666032 A CN202111666032 A CN 202111666032A CN 114300757 A CN114300757 A CN 114300757A
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CN
China
Prior art keywords
assembly
changing
reel
material belt
tape
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Granted
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CN202111666032.1A
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Chinese (zh)
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CN114300757B (en
Inventor
李灵聪
陶尚辉
陈飞
杨吉
阳如坤
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Shenzhen Geesun Intelligent Technology Co Ltd
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Shenzhen Geesun Intelligent Technology Co Ltd
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Publication of CN114300757A publication Critical patent/CN114300757A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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Abstract

The embodiment of the invention provides an automatic reel changing and splicing mechanism, which relates to the technical field of lithium battery manufacturing and comprises a mounting plate, a reel changing support, a reel changing mechanical arm, a deviation rectifying assembly, a residual glue laminating assembly, a first unreeling assembly and a second unreeling assembly, wherein the first unreeling assembly and the second unreeling assembly are arranged on the mounting plate at intervals; the deviation correcting component is arranged on the mounting plate and used for correcting the deviation of the material belt; the residual glue attaching assembly is arranged on the mounting plate and used for labeling the joint area on the material belt. Compared with the prior art, the automatic coil changing and splicing mechanism provided by the invention can realize automatic material receiving, greatly improves the efficiency, realizes unmanned automatic tape splicing, and can avoid residual glue from polluting the roller surface and ensure the quality of a battery cell.

Description

Automatic reel changing and belt splicing mechanism
Technical Field
The invention relates to the technical field of lithium battery manufacturing, in particular to an automatic reel changing and tape splicing mechanism.
Background
In the process of development of lithium battery equipment, extreme intellectualization and humanization are targets which are continuously pursued by the industry and are also important power for promoting the development of the lithium battery industry. In the prior art, when a winder changes the rolls, the old rolls are usually changed manually, the old rolls are taken down and new rolls are loaded, and meanwhile, the material receiving action needs to be completed manually, so that the efficiency is low.
In addition, the joint of the existing material belt is bonded by using gum, and in the subsequent cell preparation process, the residual gum can pollute the roller surface and influence the subsequent cell quality.
Disclosure of Invention
The invention aims to provide an automatic coil changing and tape splicing mechanism which can realize automatic material splicing, greatly improve the efficiency, realize unmanned automatic tape splicing, simultaneously avoid the pollution of residual glue on a roller surface and ensure the quality of a battery cell.
Embodiments of the invention may be implemented as follows:
the invention provides an automatic reel changing and splicing mechanism which comprises a mounting plate, a reel changing support, a reel changing manipulator, a deviation rectifying assembly, a residual glue attaching assembly, a first unreeling assembly and a second unreeling assembly, wherein the first unreeling assembly and the second unreeling assembly are arranged on the mounting plate at intervals;
the deviation correcting component is arranged on the mounting plate, is positioned on the discharge side of the reel changing manipulator and is used for correcting the deviation of the material belt;
the residual glue attaching assembly is arranged on the mounting plate and located on the discharging side of the deviation rectifying assembly and used for labeling the joint area on the material belt.
In an optional implementation mode, the reel changing manipulator comprises a reel changing head, a clamping assembly, a cutter assembly, a material belt roller set and a driving assembly, the driving assembly is arranged on the reel changing support, the reel changing head is in transmission connection with the driving assembly and used for being driven by the driving assembly to move between the first unreeling assembly and the second unreeling assembly, the clamping assembly is arranged on the reel changing head and used for clamping the material belt tail, the cutter assembly is arranged on the reel changing head and located on one side of the clamping assembly and used for cutting off the material belt tail between the clamping assembly and the first unreeling assembly, and the material belt roller set is rotatably arranged on the reel changing head and used for rolling and abutting against the second unreeling assembly so that the material belt tail and the material belt head are abutted together.
In an optional embodiment, the driving assembly includes a first linear driving member, a first mounting seat, a second linear driving member, a second mounting seat, and a rotary driving member, a first slide rail is disposed on the reel changing support, the first mounting seat is slidably disposed on the first slide rail, and the first linear driving member is disposed on the reel changing support and is in transmission connection with the first mounting seat, so as to drive the first mounting seat to move along the first slide rail;
the first mounting seat is provided with a first slide rail, the first mounting seat is arranged on the first slide rail in a sliding manner, and the first linear driving piece is arranged on the first mounting seat, is in transmission connection with the first mounting seat and is used for driving the first mounting seat to move along the first slide rail;
the rotary driving piece is arranged on the second mounting seat, is in transmission connection with the reel changing head and is used for driving the reel changing head to rotate relative to the second mounting seat;
the extending direction of the first sliding rail is parallel to the extending direction of the mounting plate, and the extending direction of the second sliding rail is perpendicular to the extending direction of the mounting plate.
In an optional implementation manner, the material belt roller set includes two first material belt rollers and two second material belt rollers, the two first material belt rollers are oppositely disposed on two sides of the clamping assembly, the two first material belt rollers are used for selecting and supporting on the unreeling assembly with the material belt head, the two second material belt rollers are oppositely disposed and disposed on one side of the clamping assembly far away from the cutter assembly, so that the cut material belt is wound on the first material belt rollers after bypassing the second material belt rollers.
In an optional implementation manner, the clamping assembly comprises a first clamping block, a second clamping block and a clamping driving member, at least one of the first clamping block and the second clamping block is movably arranged on the reel changing head, the clamping driving member is in transmission connection with the first clamping block and/or the second clamping block and is used for driving the first clamping block and the second clamping block to relatively close or separate, and a clamping channel for clamping the material belt is formed between the first clamping block and the second clamping block.
In an optional implementation mode, the cutter assembly comprises a cutting driving part, a movable cutter and a fixed cutter, the fixed cutter is arranged on the reel changing head, the cutting driving part is arranged on the reel changing head, the movable cutter is in transmission connection with the cutting driving part and used for being close to or far away from the fixed cutter under the driving of the cutting driving part, and the fixed cutter and the movable cutter are respectively positioned on two sides of the clamping channel.
In optional embodiment, the subassembly of rectifying includes first roller set, the second of rectifying and rectifies the roller set and unreels the sensor of rectifying, first roller set setting of rectifying is in the discharge side of reel change manipulator, the second roller set activity of rectifying sets up the discharge side of first roller set of rectifying, it is in to unreel the sensor setting of rectifying the roller set the discharge side of second roller set of rectifying, and with the second roller set electricity of rectifying is connected, it is used for detecting to unreel the sensor of rectifying the material area, and control the second roller set of rectifying is to the material area rectifies.
In optional embodiment, cull laminating subassembly includes that first roller, second are crossed roller, third and are crossed roller, first labeller and second labeller, first roller, second are crossed the roller and the third is crossed the roller and is set gradually the discharge side of subassembly of rectifying, first labeller sets up the subsides material side of roller is crossed to the second for it is right the splice area of a side surface in material area pastes the mark, the second labeller sets up the subsides material side of roller is crossed to the third, is used for the splice area of the other side surface in material area pastes the mark.
In an optional embodiment, the first unwinding assembly and the second unwinding assembly are further provided with a fixed edge sensor, and the fixed edge sensor is used for identifying a material edge of a material roll and controlling the first unwinding assembly and the second unwinding assembly to align the two material rolls.
In an optional implementation manner, a first tape changing roller is arranged on the first unwinding assembly, and the first tape changing roller is used for strutting the tape tail during tape changing so as to enable the tape tail to be close to the reel changing manipulator.
The beneficial effects of the embodiment of the invention include, for example:
the embodiment of the invention provides an automatic reel changing and splicing mechanism, wherein a first unreeling assembly and a second unreeling assembly are arranged on an installation plate at intervals, a reel changing support is arranged on the installation plate and is positioned between the first unreeling assembly and the second unreeling assembly, a reel changing manipulator is movably arranged on the reel changing support and can do linear reciprocating motion relative to the reel changing support so as to be close to the first unreeling assembly or the second unreeling assembly respectively, and the reel changing manipulator is used for cutting off a tail of a material tape on the first unreeling assembly and splicing the tail of the material tape with a head of a material tape on the second unreeling assembly; the deviation correcting component is arranged on the mounting plate, is positioned on the discharge side of the reel changing manipulator and is used for correcting the deviation of the material belt; the residual glue attaching assembly is arranged on the mounting plate and located on the discharging side of the deviation rectifying assembly and used for labeling the joint area on the material belt. Wherein, can cut off the material strip tail that first unreels the subassembly through the mechanical hand of changing a roll to unreel the material strip tail and the second and roll the first joint of material strip on the subassembly together, thereby realized automatic connecing the material, and the cull laminating subassembly pastes the mark to the splice area in the material strip, thereby shelter from the cull of splice area, avoid the cull to influence back end technology. Compared with the prior art, the automatic coil changing and splicing mechanism provided by the invention can realize automatic material receiving, greatly improves the efficiency, realizes unmanned automatic tape splicing, and can avoid residual glue from polluting the roller surface and ensure the quality of a battery cell.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic overall structure diagram of an automatic roll-changing belt splicing mechanism according to an embodiment of the present invention;
FIG. 2 is a partial schematic structural diagram of an automatic roll-changing belt splicing mechanism according to an embodiment of the present invention;
fig. 3 to 5 are schematic structural diagrams of a reel change manipulator in an automatic reel change splicing mechanism according to an embodiment of the present invention in different states;
FIG. 6 is a schematic view of the reel change robot of FIG. 1 from a first perspective;
FIG. 7 is a schematic view of the reel change robot of FIG. 1 from a second perspective;
fig. 8 is a schematic structural view of the rewinding head in fig. 7.
Icon: 100-automatic reel changing and belt splicing mechanism; 110-a mounting plate; 120-roll changing support; 130-reel change manipulator; 131-changing the winding head; 133-a clamping assembly; 1331-a first clamping block; 1333-a second clamping block; 135-a cutter assembly; 1351-cutting drive; 1353-movable cutter; 1355-fixed cutting edge; 137-material belt roller group; 1371-a first web roll; 1373-a second web roll; 139-a drive assembly; 1391 — a first linear drive; 1392 — a first mount; 1393 — a second linear drive; 1394-second mount; 1395 — rotational drive; 1396 — a first sled; 1397 — a second sled; 140-a deviation rectifying component; 141-a first set of deflection correcting rollers; 143-a second set of deflection correcting rollers; 145-an unwinding deviation rectifying sensor; 150-residual glue fitting assembly; 151-first passing roller; 153-second pass roller; 155-third roller; 157-a first labeler; 159-a second labeler; 160-a first unwinding assembly; 161-deckle sensor; 163-first web change roller; 170-second unwinding assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. indicate an orientation or a positional relationship based on that shown in the drawings or that the product of the present invention is used as it is, this is only for convenience of description and simplification of the description, and it does not indicate or imply that the device or the element referred to 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 appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
With reference to fig. 1 to 5, the embodiment provides an automatic roll changing and splicing mechanism 100, which can be applied to a winding machine and used as an execution main body of a splicing process on the winding machine, and the automatic roll changing and splicing mechanism 100 provided by the embodiment can realize automatic splicing, greatly improve efficiency, realize unmanned automatic splicing, and simultaneously can avoid residual adhesive from polluting a roll surface, thereby ensuring quality of an electric core.
The automatic reel changing and splicing mechanism 100 provided by this embodiment includes a mounting plate 110, a reel changing support 120, a reel changing manipulator 130, a deviation rectifying assembly 140, a residual glue attaching assembly 150, a first unreeling assembly 160 and a second unreeling assembly 170, wherein the first unreeling assembly 160 and the second unreeling assembly 170 are arranged on the mounting plate 110 at intervals, the reel changing support 120 is arranged on the mounting plate 110 and is located between the first unreeling assembly 160 and the second unreeling assembly 170, the reel changing manipulator 130 is movably arranged on the reel changing support 120 and can perform linear reciprocating motion relative to the reel changing support 120 to be close to the first unreeling assembly 160 or the second unreeling assembly 170 respectively, and the reel changing manipulator 130 is used for cutting off a tail of a material tape on the first unreeling assembly 160 and splicing the tail of the material tape with a head of a material tape on the second unreeling assembly 170; the deviation rectifying component 140 is arranged on the mounting plate 110 and is positioned on the discharging side of the reel changing manipulator 130 and used for rectifying deviation of the material belt; the residual glue applying assembly 150 is disposed on the mounting plate 110 and located on the discharging side of the deviation rectifying assembly 140 for labeling the bonding area on the material tape.
In this embodiment, the mounting plate 110 may be a component mounting plate 110 on a winding machine, the reel changing bracket 120, the reel changing manipulator 130, the deviation rectifying assembly 140, the adhesive residue attaching assembly 150, the first unwinding assembly 160 and the second unwinding assembly 170 are both disposed on the mounting plate 110, meanwhile, the first unwinding assembly 160 and the second unwinding assembly 170 are both used for unwinding, and the first unwinding assembly 160 is preferentially unwound, and the reel changing manipulator 130 can be used to join the tail of the material tape of the material feeding roll of the first unwinding assembly 160 and the head of the material tape of the material feeding roll of the second unwinding assembly 170 together, thereby achieving automatic splicing, and achieving smooth splicing of the first unwinding assembly 160 and the second unwinding assembly 170.
It should be noted that, the material tape tail mentioned in this embodiment refers to a terminal position in an unwinding process of the material roll, that is, a portion to be completed by unwinding, and the material tape head refers to a starting position when unwinding starts on the material roll, that is, a material receiving portion when unwinding starts. Wherein can bond through the double faced adhesive tape between material area head and the material area tail, its double faced adhesive tape can add through the manipulator 130 of changing a roll, also can set up in advance on material area head or material area tail to utilize the manipulator 130 of changing a roll to join in marriage material area head and material area tail, in order to realize connecing the area.
In this embodiment, the deviation rectifying assembly 140 includes a first deviation rectifying roller set 141, a second deviation rectifying roller set 143 and an unwinding deviation rectifying sensor 145, the first deviation rectifying roller set 141 is disposed on the discharging side of the reel changing manipulator 130, the second deviation rectifying roller set 143 is movably disposed on the discharging side of the first deviation rectifying roller set 141, the unwinding deviation rectifying sensor 145 is disposed on the discharging side of the second deviation rectifying roller set 143 and electrically connected to the second deviation rectifying roller set 143, the unwinding deviation rectifying sensor 145 is used for detecting the material belt, and the second deviation rectifying roller set 143 is controlled to rectify the deviation of the material belt. Specifically, the first deviation correcting roller set 141 and the second deviation correcting roller set 143 are both of a double roller structure, so that the unwinding from the first unwinding assembly 160 or the unwinding from the second unwinding assembly 170 is facilitated.
In this embodiment, the residual glue applying assembly 150 includes a first roller 151, a second roller 153, a third roller 155, a first labeler 157 and a second labeler 159, the first roller 151, the second roller 153 and the third roller 155 are sequentially disposed on the discharging side of the deviation rectifying assembly 140, the first labeler 157 is disposed on the labeling side of the second roller 153 and is used for labeling the bonding area on one side surface of the material strip, and the second labeler 159 is disposed on the labeling side of the third roller 155 and is used for labeling the bonding area on the other side surface of the material strip. Specifically, the first pass roller 151 may be movably disposed on the mounting plate 110, and the position of the first pass roller may be adjusted according to different unreeling objects, so as to achieve a good supporting effect.
In this embodiment, the first unwinding assembly 160 and the second unwinding assembly 170 are further provided with a fixing edge sensor 161, and the fixing edge sensor 161 is configured to identify a material edge of the material roll and control the first unwinding assembly 160 and the second unwinding assembly 170 to align the two material rolls. Specifically, the edge fixing sensor 161 may be electrically connected to the mandrels of the first unwinding assembly 160 and the second unwinding assembly 170, and when the misalignment of the edges of the material rolls on the first unwinding assembly 160 and the second unwinding assembly 170 is detected, the edge fixing sensor may be adjusted in time to ensure that the edges of the material rolls on the first unwinding assembly 160 and the second unwinding assembly 170 are opposite, so that the tape changing operation is facilitated.
In this embodiment, the first unwinding assembly 160 is provided with a first tape changing roller 163, and the first tape changing roller 163 is configured to stretch the tape tail during tape changing so that the tape tail approaches the reel changing manipulator 130. Specifically, the second unreeling assembly 170 is also provided with a second tape changing roller, in this embodiment, the first tape changing roller 163 is disposed on the spindle of the first unreeling assembly 160 through a cantilever, and the tape can be opened downwards when the unreeling is about to be completed, so that the tape tail is closer to the reel changing head 131, and the clamping assembly 133 on the reel changing head 131 is convenient to clamp the tape tail.
Referring to fig. 6 to 8 in combination, in this embodiment, the reel changing manipulator 130 includes a reel changing head 131, a clamping assembly 133, a cutter assembly 135, a material belt roller set 137 and a driving assembly 139, the driving assembly 139 is disposed on the reel changing bracket 120, the reel changing head 131 is in transmission connection with the driving assembly 139 and is used for moving between the first unreeling assembly 160 and the second unreeling assembly 170 under the driving of the driving assembly 139, the clamping assembly 133 is disposed on the reel changing head 131 and is used for clamping the material belt tail, the cutter assembly 135 is disposed on the reel changing head 131 and is located at one side of the clamping assembly 133 and is used for cutting the material belt tail between the clamping assembly 133 and the first unreeling assembly 160, and the material belt roller set 137 is rotatably disposed on the reel changing head 131 and is used for rolling against the second unreeling assembly 170 so as to make the material belt tail and the material belt head fit together.
When the roll is actually changed, the clamping assembly 133 is used for clamping the material belt tail at the tail end of the feeding roll of the first unreeling assembly 160, after the material belt tail is cut by the cutter assembly 135, the clamping assembly 133 continues to clamp the material belt tail, and moves from one side close to the first unreeling assembly 160 to one side close to the second unreeling assembly 170 under the driving of the roll changing head 131, and meanwhile, the roll changing head 131 rotates for a half turn, and the material belt tail and the material belt head on the second unreeling assembly 170 are pressed under the pressing of the material belt roller set 137, so that the bonding is realized.
The driving assembly 139 comprises a first linear driving element 1391, a first installation seat 1392, a second linear driving element 1393, a second installation seat 1394 and a rotary driving element 1395, a first sliding rail 1396 is arranged on the reel changing bracket 120, the first installation seat 1392 is slidably arranged on the first sliding rail 1396, and the first linear driving element 1391 is arranged on the reel changing bracket 120 and is in transmission connection with the first installation seat 1392 for driving the first installation seat 1392 to move along the first sliding rail 1396; a second sliding rail 1397 is arranged on the first mounting seat 1392, a second mounting seat 1394 is arranged on the second sliding rail 1397 in a sliding manner, and a second linear driving member 1393 is arranged on the first mounting seat 1392 and is in transmission connection with the second mounting seat 1394 so as to drive the second mounting seat 1394 to move along the second sliding rail 1397; the rotary driving member 1395 is arranged on the second mounting seat 1394 and is in transmission connection with the reel changing head 131 for driving the reel changing head 131 to rotate relative to the second mounting seat 1394; the extending direction of the first sliding rail 1396 is parallel to the extending direction of the mounting plate 110, and the extending direction of the second sliding rail 1397 is perpendicular to the extending direction of the mounting plate 110.
In this embodiment, the first linear driving element 1391 may be a driving motor, an output shaft of the driving motor is connected to a lead screw, and at the same time, a threaded hole is formed in the first mounting seat 1392, the lead screw is assembled in the threaded hole, and the driving motor is matched with the lead screw to drive the first mounting seat 1392 to perform linear motion. Wherein first mount 1392 inlays to be established on first slide rail 1396, and first slide rail 1396 can play direction and limiting displacement.
In this embodiment, the second linear driving member 1393 is a hydraulic cylinder or an air cylinder, and the piston rod of the second linear driving member 1393 is directly connected to the second mounting seat 1394, so as to drive the second mounting seat 1394 to move along a straight line. Wherein the second mount 1394 is embedded on the second slide rail 1397 in a sliding manner, and the second slide rail 1397 can play a role in guiding and limiting.
In this embodiment, the rotary driving element 1395 may also be a rotary stepping motor, and an output shaft of the rotary stepping motor is connected to the reel changing head 131, so as to drive the reel changing head 131 to rotate, so as to adjust the angle of the reel changing head 131, and enable the material belt roller set 137 on the reel changing head 131 to roll and abut against the second unreeling assembly 170.
It should be noted that, in this embodiment, the first linear driving element 1391 is configured to drive the reel changing head 131 to move linearly left and right, so that the reel changing head 131 is close to the first unreeling assembly 160 or close to the second unreeling assembly 170, the second linear driving element 1393 is configured to drive the reel changing head 131 to move linearly back and forth, so that the reel changing head 131 can enter a stroke range of the material tape or leave the stroke range of the material tape, so as to realize reel changing and reel leaving, and the rotary driving element 1395 is configured to drive the reel changing head 131 to rotate, so as to realize rotation of the reel changing head 131 in a left-right movement process, so that the material tape is transferred from the middle of the material tape roller set 137 to an outer side edge, and is convenient for the material tape to directly contact with the material tape on the second unreeling assembly 170.
In this embodiment, the material belt roller set 137 includes two first material belt rollers 1371 and two second material belt rollers 1373, the two first material belt rollers 1371 are disposed at two sides of the clamping assembly 133, the two first material belt rollers 1371 are used for alternatively abutting against the unreeling assembly with the material belt head, the two second material belt rollers 1373 are disposed oppositely and disposed at one side of the clamping assembly 133 far away from the cutter assembly 135, so that the cut material belt is wound on the first material belt rollers 1371 after bypassing the second material belt rollers 1373. Specifically, the first tape roller 1371 is used for abutting against and pressing the tape, and the second tape roller 1373 is used for supporting the tape and is closer to the clamping assembly 133, so that the tape is supported by the second tape roller 1373 and then conveyed to the first tape roller 1371, thereby avoiding the tape from being bent at an excessive angle due to direct output from the clamping assembly 133.
It should be noted that, in the present embodiment, the first material belt roller 1371 and the second material belt roller 1373 are configured to be two, and are adapted to different unwinding directions of the second unwinding assembly 170. Specifically, during splicing, the first strip roller 1371 set is close to the second unwinding assembly 170, and the clamping assembly 133 releases the strip. When the material belt is unreeled clockwise, the second unreeling component 170 rotates clockwise, and the material belt on the first material belt roller 1371 and the double-faced adhesive on the surface of the material roll of the second unreeling component 170 are dragged to adhere to each other. After splicing is completed, the second linear driving element 1393 retracts, and the rewinding head 131 rotates back to the original position to prepare for the next rewinding and splicing. When the pole piece is unreeled counterclockwise, the second unreeling assembly 170 rotates counterclockwise to drag the pole piece on the first material belt roller 1371 to adhere to the double-sided adhesive on the surface of the second unreeling assembly 170. After splicing is complete, the second linear drive 1393 is retracted and rotated back into position to prepare for the next reel change splicing. Moreover, when the second unwinding assembly 170 rotates clockwise, the reel changing head 131 rotates clockwise by half a turn in the process of approaching the second unwinding assembly 170 to achieve the state shown in fig. 4, and when the second unwinding assembly 170 rotates counterclockwise, the reel changing head 131 rotates counterclockwise by half a turn in the process of approaching the second unwinding assembly 170 to achieve the state shown in fig. 5.
The clamping assembly 133 includes a first clamping block 1331, a second clamping block 1333 and a clamping driving member (not shown in the figure), at least one of the first clamping block 1331 and the second clamping block 1333 is movably disposed on the reel changing head 131, the clamping driving member is in transmission connection with the first clamping block 1331 and/or the second clamping block 1333 for driving the first clamping block 1331 and the second clamping block 1333 to relatively close or separate, and a clamping passage for clamping the tape is formed between the first clamping block 1331 and the second clamping block 1333. Specifically, the clamping driving member is a clamping cylinder and is in transmission connection with the first clamping block 1331, wherein the second clamping block 1333 is fixed on the reel changing head 131, and the first clamping block 1331 can be driven to advance by the clamping cylinder, so as to clamp or release the clamping of the material tape. Of course, in other preferred embodiments, the first clamping block 1331 may be fixed on the reel changing head 131, the second clamping block 1333 may be movably disposed on the reel changing head 131, and the clamping cylinder may be in transmission connection with the second clamping block 1333. Or, the first clamping block 1331 and the second clamping block 1333 are movably arranged, the number of the clamping cylinders is two, and the two clamping cylinders are respectively in transmission connection with the first clamping block 1331 and the second clamping block 1333, so that the first clamping block 1331 and the second clamping block 1333 can be close to or far from each other.
In this embodiment, the cutter assembly 135 includes a cutting driving member 1351, a movable cutter 1353 and a fixed cutting edge 1355, the fixed cutting edge 1355 is disposed on the reel changing head 131, the cutting driving member 1351 is disposed on the reel changing head 131, the movable cutter 1353 is in driving connection with the cutting driving member 1351 for approaching or separating from the fixed cutting edge 1355 by the cutting driving member 1351, and the fixed cutting edge 1355 and the movable cutter are disposed on two sides of the clamping passage, respectively. Specifically, the cutting driving member 1351 may be an oil cylinder or an air cylinder, and the fixed cutting edge 1355 and the movable cutter are respectively located at two sides of the material tape, so that the movable cutter can cut off the material tape under the driving of the cutting driving member 1351.
The automatic reel-changing tape splicing mechanism 100 provided by the embodiment has the following working principle: when the first unreeling assembly 160 is unreeled to prepare for reel change, the first tape changing roller 163 is driven down to prop open the material tape tail, meanwhile, the reel changing head 131 is driven to the left reel changing position by the first linear driving element 1391, the rotary driving element 1395 drives the reel changing head 131 to adjust the angle, then the second linear driving element 1393 outwards pushes out the reel changing head 131, so that the material tape can be inserted into the clamping assembly 133 on the reel changing head 131, and at the moment, the clamping assembly 133 is in place and then clamps the material tape tail. The cutter assembly 135 then cuts the tail of the material tape, and the connection with the first unreeling assembly 160 is released, at this time, the clamping assembly 133 keeps the clamping state, the reel changing head 131 moves to the right reel changing position under the driving of the first linear driving element 1391, and in the moving process, the reel changing head 131 rotates clockwise or counterclockwise for half a turn under the driving of the rotary driving element 1395, so that the material tape is transferred to the outside of the material tape roller set 137. And at this time, the first tape changing roller 163 is reset, and then the first unwinding assembly 160 is released. Then, the tape splicing is performed, during the tape splicing, the tape roller set 137 is tightly attached to the second unwinding assembly 170, meanwhile, the clamping assembly 133 loosens the tape, and when the tape is unwound clockwise, the second unwinding assembly 170 rotates clockwise to drag the tape on the first tape roller 1371 to be bonded with the double-sided adhesive on the surface of the material roll of the second unwinding assembly 170. After splicing is completed, the second linear driving element 1393 retracts, and the rewinding head 131 rotates back to the original position to prepare for the next rewinding and splicing. When the pole piece is unreeled counterclockwise, the second unreeling assembly 170 rotates counterclockwise to drag the pole piece on the first material belt roller 1371 to adhere to the double-sided adhesive on the surface of the second unreeling assembly 170. After splicing is complete, the second linear drive 1393 is retracted and rotated back into position to prepare for the next reel change splicing.
In summary, in the embodiment, an automatic reel changing and splicing mechanism 100 is provided, in which a first reel releasing assembly 160 and a second reel releasing assembly 170 are arranged on an installation plate 110 at an interval, a reel changing support 120 is arranged on the installation plate 110 and is located between the first reel releasing assembly 160 and the second reel releasing assembly 170, a reel changing manipulator 130 is movably arranged on the reel changing support 120 and can make a linear reciprocating motion relative to the reel changing support 120 to respectively approach to the first reel releasing assembly 160 or the second reel releasing assembly 170, and the reel changing manipulator 130 is configured to cut off a tail of a material tape on the first reel releasing assembly 160 and splice the tail of the material tape with a head of a material tape on the second reel releasing assembly 170; the deviation rectifying component 140 is arranged on the mounting plate 110 and is positioned on the discharging side of the reel changing manipulator 130 and used for rectifying deviation of the material belt; the residual glue applying assembly 150 is disposed on the mounting plate 110 and located on the discharging side of the deviation rectifying assembly 140 for labeling the bonding area on the material tape. Wherein, can cut off the material strip tail that first unreels subassembly 160 through roll change manipulator 130 to with the material strip tail with the second unreel the first joint of material strip on the subassembly 170 together, thereby realized automatic connecing the material, and cull laminating subassembly 150 pastes the mark to the splice area on the material strip, thereby shelter from the cull of splice area, avoid the cull to influence back end technology. Meanwhile, the alignment degree of the material belt during roll changing is ensured through the opposite side technology, and the smooth proceeding of the roll changing process is ensured.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. An automatic reel changing and splicing mechanism is characterized by comprising a mounting plate, a reel changing support, a reel changing manipulator, a deviation rectifying assembly, a residual glue laminating assembly, a first unreeling assembly and a second unreeling assembly, wherein the first unreeling assembly and the second unreeling assembly are arranged on the mounting plate at intervals;
the deviation correcting component is arranged on the mounting plate, is positioned on the discharge side of the reel changing manipulator and is used for correcting the deviation of the material belt;
the residual glue attaching assembly is arranged on the mounting plate and located on the discharging side of the deviation rectifying assembly and used for labeling the joint area on the material belt.
2. The automatic reel-changing tape splicing mechanism according to claim 1, wherein the reel-changing manipulator comprises a reel-changing head, a clamping assembly, a cutter assembly, a tape roller set and a driving assembly, the drive assembly is arranged on the coil changing bracket, the coil changing head is in transmission connection with the drive assembly, the clamping component is arranged on the reel changing head and is driven by the driving component to move between the first unreeling component and the second unreeling component, the cutter assembly is arranged on the reel changing head and is positioned at one side of the clamping assembly, the material belt tail is used for cutting off the material belt tail between the clamping assembly and the first unreeling assembly, the material belt roller set is rotatably arranged on the reel changing head, the material belt end is abutted to the second unwinding assembly in a rolling mode, so that the material belt end is attached to the material belt head.
3. The automatic reel-changing tape splicing mechanism according to claim 2, wherein the driving assembly comprises a first linear driving member, a first mounting seat, a second linear driving member, a second mounting seat and a rotary driving member, a first sliding rail is arranged on the reel changing bracket, the first mounting seat is slidably arranged on the first sliding rail, and the first linear driving member is arranged on the reel changing bracket and is in transmission connection with the first mounting seat for driving the first mounting seat to move along the first sliding rail;
the first mounting seat is provided with a first slide rail, the first mounting seat is arranged on the first slide rail in a sliding manner, and the first linear driving piece is arranged on the first mounting seat, is in transmission connection with the first mounting seat and is used for driving the first mounting seat to move along the first slide rail;
the rotary driving piece is arranged on the second mounting seat, is in transmission connection with the reel changing head and is used for driving the reel changing head to rotate relative to the second mounting seat;
the extending direction of the first sliding rail is parallel to the extending direction of the mounting plate, and the extending direction of the second sliding rail is perpendicular to the extending direction of the mounting plate.
4. The automatic roll-changing and roll-connecting mechanism according to claim 2, wherein the material belt roller set comprises two first material belt rollers and two second material belt rollers, the two first material belt rollers are oppositely arranged on two sides of the clamping assembly, the two first material belt rollers are used for alternatively abutting against the unwinding assembly with the material belt head, and the two second material belt rollers are oppositely arranged and arranged on one side of the clamping assembly away from the cutter assembly, so that the cut material belt is wound on the first material belt rollers after bypassing the second material belt rollers.
5. The automatic reel-changing tape splicing mechanism according to claim 2, wherein the clamping assembly comprises a first clamping block, a second clamping block and a clamping driving member, at least one of the first clamping block and the second clamping block is movably arranged on the reel changing head, the clamping driving member is in transmission connection with the first clamping block and/or the second clamping block and is used for driving the first clamping block and the second clamping block to relatively close or separate, and a clamping channel for clamping the tape is formed between the first clamping block and the second clamping block.
6. The automatic reel-changing tape splicing mechanism according to claim 5, wherein the cutter assembly comprises a cutting driving member, a movable cutter and a fixed cutting edge, the fixed cutting edge is disposed on the reel changing head, the cutting driving member is disposed on the reel changing head, the movable cutter is in transmission connection with the cutting driving member and is used for approaching or departing from the fixed cutting edge under the driving of the cutting driving member, and the fixed cutting edge and the movable cutter are respectively located on two sides of the clamping channel.
7. The automatic reel changing and splicing mechanism according to any one of claims 1 to 6, wherein the deviation rectifying assembly comprises a first deviation rectifying roller set, a second deviation rectifying roller set and an unreeling deviation rectifying sensor, the first deviation rectifying roller set is arranged on the discharge side of the reel changing manipulator, the second deviation rectifying roller set is movably arranged on the discharge side of the first deviation rectifying roller set, the unreeling deviation rectifying sensor is arranged on the discharge side of the second deviation rectifying roller set and electrically connected with the second deviation rectifying roller set, and the unreeling deviation rectifying sensor is used for detecting the material belt and controlling the second deviation rectifying roller set to rectify the deviation of the material belt.
8. The automatic roll changing and tape splicing mechanism according to any one of claims 1 to 6, wherein the adhesive residue pasting assembly comprises a first roller, a second roller, a third roller, a first labeler and a second labeler, the first roller, the second roller and the third roller are sequentially arranged on the discharge side of the deviation correcting assembly, the first labeler is arranged on the pasting side of the second roller and used for labeling a joint area on one side surface of the tape, and the second labeler is arranged on the pasting side of the third roller and used for labeling a joint area on the other side surface of the tape.
9. The automatic roll-changing and splicing mechanism according to any one of claims 1 to 6, wherein edge-fixing sensors are further arranged on the first roll-releasing assembly and the second roll-releasing assembly, and are used for identifying the material edges of the rolls and controlling the first roll-releasing assembly and the second roll-releasing assembly to align the two rolls.
10. The automatic reel-changing tape splicing mechanism according to any one of claims 1 to 6, wherein a first tape changing roller is arranged on the first unreeling assembly, and the first tape changing roller is used for spreading the tape tail during tape changing so as to enable the tape tail to approach the reel changing manipulator.
CN202111666032.1A 2021-12-31 2021-12-31 Automatic reel changing and tape connecting mechanism Active CN114300757B (en)

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Publication number Priority date Publication date Assignee Title
CN115490053A (en) * 2022-11-17 2022-12-20 邢台朝阳机械制造有限公司 Automatic material changing and tape splicing device and method for lithium battery pole piece
WO2023216412A1 (en) * 2022-05-13 2023-11-16 无锡先导智能装备股份有限公司 Automatic strip-joining device and adhesive tape bonding apparatus
WO2024012606A1 (en) * 2022-07-14 2024-01-18 海目星激光科技集团股份有限公司 Winding switching and strip receiving module, winding switching and automatic strip receiving mechanism, winding device, and production line
WO2024066020A1 (en) * 2022-09-30 2024-04-04 广东利元亨智能装备股份有限公司 Strip receiving device, winding and unwinding apparatus, and roll changing method

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CN202346466U (en) * 2011-11-30 2012-07-25 李金光 Automatic cutting, roll-changing and coiling device
CN103224155A (en) * 2013-05-16 2013-07-31 东莞市雅康精密机械有限公司 Automatic reel changing device of membrane
CN110436238A (en) * 2019-08-05 2019-11-12 无锡先导智能装备股份有限公司 A kind of automatic lap changing apparatus structure and automatic roll-changing device
CN113401703A (en) * 2021-07-16 2021-09-17 合肥国轩高科动力能源有限公司 Automatic unreeling splicing tape deviation correcting device

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DE1535070A1 (en) * 1965-12-16 1970-08-20 Zinser Textilmaschinen Gmbh Transport device for full bobbins and empty tubes in connection with automatic bobbin changing devices on spinning and twisting machines
CN202346466U (en) * 2011-11-30 2012-07-25 李金光 Automatic cutting, roll-changing and coiling device
CN103224155A (en) * 2013-05-16 2013-07-31 东莞市雅康精密机械有限公司 Automatic reel changing device of membrane
CN110436238A (en) * 2019-08-05 2019-11-12 无锡先导智能装备股份有限公司 A kind of automatic lap changing apparatus structure and automatic roll-changing device
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WO2023216412A1 (en) * 2022-05-13 2023-11-16 无锡先导智能装备股份有限公司 Automatic strip-joining device and adhesive tape bonding apparatus
WO2024012606A1 (en) * 2022-07-14 2024-01-18 海目星激光科技集团股份有限公司 Winding switching and strip receiving module, winding switching and automatic strip receiving mechanism, winding device, and production line
WO2024066020A1 (en) * 2022-09-30 2024-04-04 广东利元亨智能装备股份有限公司 Strip receiving device, winding and unwinding apparatus, and roll changing method
CN115490053A (en) * 2022-11-17 2022-12-20 邢台朝阳机械制造有限公司 Automatic material changing and tape splicing device and method for lithium battery pole piece

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