CN201478400U

CN201478400U - Gluing device

Info

Publication number: CN201478400U
Application number: CN2009201349565U
Authority: CN
Inventors: 王维东; 王胜玲
Original assignee: Shenzhen Yinghe Technology Co Ltd
Current assignee: Jiangxi Win Win Technology Co Ltd
Priority date: 2009-08-18
Filing date: 2009-08-18
Publication date: 2010-05-19
Anticipated expiration: 2019-08-18

Abstract

The utility model provides a gluing device, which comprises a support frame, a gluing drive mechanism and a power mechanism for driving the support frame to move. The support frame is provided with a gluing roller which can rotate around a central axis thereof, the gluing roller is provided with a glue-absorbing block which is communicated with a vacuum system, and the gluing drive mechanism and the gluing roller are formed into a drive matching relationship for leading the gluing roller to rotate around the central axis thereof. By using the gluing device, a glue tape can be glued on a pole piece and a coil core under the non-tensioning status, thereby the pressure to an electric core caused by tension in the glue tape can be reduced, and the adverse impact to the battery performance can be further reduced. Meanwhile, the usage of the glue tape is less, the occupancy of the glue tape to the inner space of the battery is reduced, the cost is reduced, and the space utilization rate and the volume of the battery are improved; and the gluing device has simple structure and easy operation.

Description

Tape sticking device

[technical field]

The utility model relates to the battery manufacturing technology, especially a kind of tape sticking device with non-tensioning mode Continuous pressing device for stereo-pattern.

[background technology]

The electric core of lithium battery is formed by barrier film and pole piece coiling, the end of pole piece must be touched with adhesive tape in the coiling, and this operation is called pastes the termination adhesive tape.Present subsides stop the adhesive tape mode and mostly are a winding subsides pair mode, and this mode is relatively wasted adhesive tape, has taken the battery useful space; And be that the end, the other end that earlier an end of adhesive tape are attached to pole piece stretches and twine and volume is attached on the electric core when twine to paste paying, produced tensile force in the pole piece and to electric core build-up of pressure.This performance to the square lithium battery will be brought very big adverse effect; The adhesive tape amount of using is also more, is unfavorable for reducing cost.

[utility model content]

Technical problem to be solved in the utility model provides a kind of tape sticking device with non-tensioning mode Continuous pressing device for stereo-pattern.

For solving the problems of the technologies described above, the utility model provides a kind of tape sticking device, the actuating unit that comprises bracing frame, rubberizing driving mechanism and driving support movements, bracing frame is provided with the rubberizing roller that can rotate around self central axis, the rubberizing roller is provided with the suction blob of viscose that is communicated with vacuum system, and rubberizing driving mechanism and rubberizing roller form the transmission matching relationship that the rubberizing roller is rotated around self central axis.

During the work of the utility model tape sticking device, the suction glue position of bracing frame motion earlier, inhale the no glue face that blob of viscose holds adhesive tape, adhesive tape is sheared rear support stand and moves to the rubberizing position again, it is tangent with the electric core of finishing coiling that inhale blob of viscose this moment, adhesive tape on the suction blob of viscose is corresponding to the pole piece end, the direction that the electricity core is pressed when reeling is rotated, produce force of rolling friction between electricity core and the rubberizing roller, the rubberizing roller under the effect of this frictional force to rotate with the direction of electric core direction of rotation, vacuum system stops to vacuumize, and inhales blob of viscose and discharges adhesive tape, and adhesive tape sticks on the end of pole piece on the volume core.

On this basis, further:

The mode that the rubberizing roller is located on the bracing frame is: swing span is hinged on the bracing frame, and the rubberizing roller is articulated on the swing span; Also be provided with on the bracing frame and can draw the swing actuating unit that swing span is swung on bracing frame.Take such structure to control better and inhale blob of viscose in the accurate position of inhaling glue position and rubberizing position.

The fixedly suction blob of viscose that is fixed on the rubberizing roller is set on the blob of viscose and blob of viscose is inhaled in the activity of changeable in order to adapt to of the requirements of different volume cores better, to inhale, fixingly inhales blob of viscose and the movable blob of viscose of inhaling all is communicated with vacuum system length of tape.Can regulate fixing inhale blob of viscose and movable the suction adding and length of blob of viscose by increasing and decreasing the movable blob of viscose of inhaling.

As a kind of concrete form, the rubberizing driving mechanism comprises first friction pulley that is fixed on the rubberizing roller, second friction pulley that can cooperate with first friction pulley formation frictional drive, the rubberizing driving mechanism is provided with power output shaft, the rubberizing driving mechanism forms like this with transmission matching relationship between the rubberizing roller: the two is concentric fixing for first friction pulley and power output shaft, and power output shaft rotates and drives the rubberizing roller and rotate around self central axis when first friction pulley and second friction pulley form frictional drive and cooperate.

In order to guarantee the directivity of support movements, suitable with bracing frame, as to limit the direction of motion of bracing frame under actuating unit drives guiding mechanism is set.

In order further accurately to control the direction of rubberizing roller, the control unit that electrically connects with the rubberizing driving mechanism is set also; First friction pulley is provided with sensing chip, and bracing frame is provided with the transducer suitable with sensing chip, and transducer and control unit electrically connect.

The beneficial effects of the utility model are: adopt the utility model tape sticking device, adhesive tape can stick on the state of non-tensioning on pole piece and the volume core, has reduced the adverse effect that electric core is produced pressure and then reduction battery performance because of the tension force in the adhesive tape.Simultaneously, the adhesive tape amount of use is also less, has reduced adhesive tape to the taking of inside battery space, and helps reducing cost, and improves the space utilization efficient and the capacity of battery; The utility model is simple in structure, implements easily.

[description of drawings]

Below by embodiment also in conjunction with the accompanying drawings, the utility model is described in further detail:

Fig. 1 is the schematic perspective view of a kind of embodiment of the utility model;

Fig. 2 is the schematic perspective view at another visual angle of tape sticking device shown in Figure 1.

[embodiment]

Embodiment one

Fig. 1 and Fig. 2 show a kind of embodiment of the present utility model.

As depicted in figs. 1 and 2, this tape sticking device comprises control unit (not shown in the accompanying drawing), mounting panel 001, first guide rail 002, second guide rail 003, bracing frame 004, cylinder mounting plate 005, first cylinder 006 (promptly driving the actuating unit of support movements), the first cylinder support 007, the second cylinder support 008, second cylinder 009, servomotor 010, first friction pulley 011, second friction pulley 012, gland 013, sensing chip 014, transducer 015, swing arm 016, block 017, the movable blob of viscose 018 of inhaling, the fixing blob of viscose 019 of inhaling, vacuum is inhaled joint 020, rubberizing roller 021, cylinder mounting blocks 022, pull bar 023, cylinder contiguous block 024 and connecting axle 025.Servomotor 010, first friction pulley 011 and second friction pulley 012 constitute the rubberizing driving mechanism, first guide rail 002, second guide rail 003 and corresponding guide rail slide block constitute guiding mechanism, two swing arms 016, pull bars 023 constitute swing span, and two swing arms 016 are articulated on the connecting axle 025 on the bracing frame 004.

Control unit electrically connects and controls the work of first cylinder 006, second cylinder 009, servomotor 010 respectively with first cylinder 006, second cylinder 009, servomotor 010 and transducer 015; First guide rail 002 and second guide rail 003 are fixedly connected on the both sides of mounting panel 001 respectively; Bracing frame 004 forms and is slidingly matched by guide rail slide block and first guide rail 002, second guide rail 003; Air cylinder fixed plate 005 is fixedly mounted on an end of mounting panel 001, the cylinder body two ends that are fixed with the first cylinder support 007, the second cylinder support, 008, the first cylinder 006 on the air cylinder fixed plate 005 are fixedly connected on respectively on the first cylinder support 007, the second cylinder support 008; The piston rod of first cylinder 006 is connected with bracing frame 004, and the piston rod of first cylinder 006 can drive bracing frame 004 along first guide rail 002,003 reciprocating motion of second guide rail; Cylinder mounting blocks 022 is fixed on the bracing frame 004, and an end of second cylinder, 009 cylinder body is hinged on the cylinder mounting blocks 022; The piston rod of second cylinder 009 is connected with the second cylinder contiguous block 024, and the second cylinder contiguous block 024 is set on the pull bar 023, and the piston rod of second cylinder 009 can drive the connecting axle 025 of promotion swing span on bracing frame 004 and swing back and forth; The two ends of rubberizing roller 021 are articulated in the upper end of two swing arms 016 respectively; Servomotor 010 is located on the bracing frame 004, and first friction pulley 011 is fixed in the rotating shaft (being power output shaft) of servomotor 010 with one heart, the two central axes of the rotating shaft of first friction pulley 011 and servomotor 010; Second friction pulley 012 is fixed on an end of rubberizing roller 021 with one heart, the two central axes of second friction pulley 012 and rubberizing roller 021, gland 013 is with 012 locking of second friction pulley, when first friction pulley 011, second friction pulley 012 the two when tangent, servomotor 010 can drive rubberizing roller 021 and rotate; The below of second friction pulley 012 is provided with sensing chip 014, bracing frame 004 is provided with the transducer 015 suitable with sensing chip 014, can judge the angle of rubberizing roller 021 by the induction of 015 pair of sensing chip 014 position of transducer, when rubberizing roller 021 turns to transducer 015 with sensing chip 014 corresponding position under the driving of servomotor 010, transducer 015 is responded to sensing chip 014, control unit is according to signal controlling servomotor 010 stall of transducer 015, rubberizing roller 021 remains on current angle, adjusts the position of sensing chip 014 on rubberizing roller 021 and can control the rotational angle of rubberizing roller 021; The other end of rubberizing roller 021 is provided with vacuum and inhales joint 020, inhales joint 020 by vacuum and connects vacuum suction device (indicating); Rubberizing roller 021 upper surface is provided with a square groove, be used for installing the suction blob of viscose, inhale blob of viscose and be divided into fixing blob of viscose 019 and movable 018 two kinds of the blob of viscoses of inhaling inhaled, the fixing blob of viscose 019 of inhaling is fixedlyed connected with rubberizing roller 021, the movable blob of viscose 018 of inhaling is placed in the square groove of rubberizing roller 021, and by block 017 blob of viscose 018 is inhaled in activity and be fixed in the square groove; Movable suction blob of viscose 018 is divided into a plurality of, can inhale the number of blob of viscose 018 according to the length requirement decision activity of electric core; Fixing inhale blob of viscose 019 and movable the two the surface of blob of viscose 018 of inhaling all is provided with vacuum and inhales the hole, vacuum is inhaled the hole and is communicated with by rubberizing roller 021 pipeline and vacuum suction joint 020.

During work, after drawing adhesive dispenser that adhesive tape is drawn, the piston rod of first cylinder 006 is regained, bracing frame 004 is retracted into and inhales the glue position, the piston rod of second cylinder 009 stretches out, rubberizing roller 021 is in and inhales the glue position, movable inhale blob of viscose 018, fixing inhale blob of viscose 019 be in adhesive tape under (transducer 015 is corresponding with sensing chip 014 the two position); If rubberizing roller 021 is not in transducer 015 and the corresponding angle in sensing chip 014 the two position, servomotor 010 work is responded to until transducer 015 and sensing chip 014, control unit is according to signal controlling servomotor 010 stall of transducer 015, this moment is movable inhale blob of viscose 018, fixing inhale blob of viscose 019 be in adhesive tape under; Adhesive tape is adsorbed on movable the suction on blob of viscose 018, the fixing surface of inhaling blob of viscose 019, the sticky surface of adhesive tape outwardly, this moment tape sticking device state as shown in Figure 1; Then, the piston rod of second cylinder 009 is regained, swing span and rubberizing roller 021 rotatablely move accordingly, the piston rod of first cylinder 006 stretches out, bracing frame 004 slides into the rubberizing position, the state of tape sticking device as shown in Figure 2, at this moment, the movable blob of viscose 018 of inhaling, it is tangent to fix the electric core of inhaling blob of viscose 019 and finishing coiling, the movable blob of viscose 018 of inhaling, adhesive tape on the fixing suction blob of viscose 019 is corresponding to the pole piece end, the direction that the electricity core is pressed when reeling is rotated, produce force of rolling friction between electricity core and the rubberizing roller 021, rubberizing roller 021 under the effect of this frictional force to rotate with the direction of electric core direction of rotation, vacuum system stops to vacuumize, the movable blob of viscose 018 of inhaling, the fixing blob of viscose 019 of inhaling discharges adhesive tape, and adhesive tape sticks on the end of pole piece on the volume core.In the taping process, adhesive tape need not to stretch, and does not have the tensile force that produces because of stretching, thereby can be to electric core build-up of pressure; Simultaneously, the adhesive tape amount of use is also less.

Embodiment two

Also embodiment one can be simplified and obtain embodiment two: remove the swing span and second cylinder 009, rubberizing roller 021 directly is articulated on the bracing frame 004.

During work, the piston rod of first cylinder 006 is regained, bracing frame 004 is retracted into and inhales the glue position, movable inhale blob of viscose 018, fixing inhale blob of viscose 019 be in adhesive tape under (transducer 015 is corresponding with sensing chip 014 the two position); If rubberizing roller 021 is not in transducer 015 and the corresponding angle in sensing chip 014 the two position, servomotor 010 work is responded to until transducer 015 and sensing chip 014, control unit is according to signal controlling servomotor 010 stall of transducer 015, this moment is movable inhale blob of viscose 018, fixing inhale blob of viscose 019 be in adhesive tape under; Adhesive tape is adsorbed on the surface of movable suction blob of viscose 018, fixing suction blob of viscose 019, the sticky surface of adhesive tape outwardly; Then, the piston rod of first cylinder 006 stretches out, bracing frame 004 slides into the rubberizing position, and other action is identical with embodiment one.

Compare with embodiment one, two couples of embodiment inhale the location status of glue position adhesive tape and the location status of rubberizing position electricity core has higher requirement, but structure is more simple, when the location status of the location status of inhaling glue position adhesive tape and rubberizing position electricity core and present embodiment tape sticking device have when cooperating preferably, also can realize " adhesive tape sticks on pole piece with the state of non-tensioning and rolls up on the core ".

During concrete enforcement, first friction pulley 011 and second friction pulley 012 also can take the gear cooperation to wait other form, drive the effect that second friction pulley 012 rotates as long as first friction pulley 011 is played.First cylinder 006, second cylinder 009 can also replace with other power drive mode such as motor, chain, rack and pinion.

Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.

Claims

1. tape sticking device, it is characterized in that: comprise bracing frame, rubberizing driving mechanism and drive the actuating unit that support frame as described above moves, support frame as described above is provided with the rubberizing roller that can rotate around self central axis, described rubberizing roller is provided with the suction blob of viscose that is communicated with vacuum system, and described rubberizing driving mechanism and described rubberizing roller form the transmission matching relationship that described rubberizing roller is rotated around self central axis.

2. tape sticking device according to claim 1 is characterized in that: the mode that described rubberizing roller is located on the support frame as described above is: described swing span is hinged on the support frame as described above, and described rubberizing roller is articulated on the described swing span; Also be provided with on the support frame as described above and can draw the swing actuating unit that described swing span is swung on support frame as described above.

3. tape sticking device according to claim 1 and 2 is characterized in that: described suction blob of viscose comprises that the activity of the fixedly suction blob of viscose that is fixed on the described rubberizing roller and changeable inhales blob of viscose, and described fixedly suction blob of viscose and the movable blob of viscose of inhaling all are communicated with vacuum system.

4. tape sticking device according to claim 3, it is characterized in that: described rubberizing driving mechanism comprises first friction pulley that is fixed on the described rubberizing roller, can form second friction pulley that frictional drive cooperates with described first friction pulley, described rubberizing driving mechanism is provided with power output shaft, described rubberizing driving mechanism forms like this with transmission matching relationship between the described rubberizing roller: the two is concentric fixing for described first friction pulley and power output shaft, and described power output shaft rotates and drives described rubberizing roller and rotate around self central axis when described first friction pulley and second friction pulley form frictional drive and cooperate.

5. tape sticking device according to claim 4 is characterized in that: also comprise suitable with support frame as described above, as to limit the direction of motion of support frame as described above under described actuating unit drives guiding mechanism.

6. tape sticking device according to claim 4 is characterized in that: also comprise the control unit that electrically connects with described rubberizing driving mechanism; Described first friction pulley is provided with sensing chip, and support frame as described above is provided with and the suitable transducer of described sensing chip, and described transducer and control unit electrically connect.