CN110729450B - Circular electrode edge covering device and edge covering method - Google Patents
Circular electrode edge covering device and edge covering method Download PDFInfo
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- CN110729450B CN110729450B CN201910890730.6A CN201910890730A CN110729450B CN 110729450 B CN110729450 B CN 110729450B CN 201910890730 A CN201910890730 A CN 201910890730A CN 110729450 B CN110729450 B CN 110729450B
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/06—Electrodes for primary cells
- H01M4/08—Processes of manufacture
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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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Abstract
The invention relates to a circular electrode edge covering device and an edge covering method, wherein the edge covering device comprises a base, a first positioning shaft, a second positioning shaft and a bonding device, the first positioning shaft and the second positioning shaft are fixedly arranged on the base, the bonding device comprises an upper clamp, a lower clamp, a driving wheel and a driven wheel, the lower clamp is fixedly arranged on the base, the upper clamp and the lower clamp are relatively hinged through a cross bar, the driving wheel is rotatably connected to the tail end of the upper clamp, a third positioning shaft is arranged on the base part of the second positioning shaft in a manner of extending outwards, the driven wheel is rotatably connected onto the third positioning shaft, and the driving wheel is matched with the driven wheel in position; still include the sticky tape, sticky tape rotatable coupling is on first locating shaft, and the sticky tape is terminal to bond at circular polar plate edge under the cooperation of action wheel and follow driving wheel. The invention has the beneficial effects that: the edge covering device adopts mechanical transmission, so that the adhesive tape is automatically bonded with the round electrode, and the production efficiency and the yield of edge covering of the round electrode of the zinc-silver bipolar zinc-silver reserve battery pack can be improved.
Description
Technical Field
The invention belongs to the technical field of electrode preparation of reserve batteries and storage batteries, and particularly relates to a circular electrode edge covering device and an edge covering method.
Background
The zinc-silver reserve battery has the characteristics of high specific energy, high specific power, capability of discharging with large current, stable discharge voltage, high voltage precision, good reliability and safety and the like, and is widely applied to various fields. At present, the traditional pasted or powder pressed zinc electrode is adopted, and compared with the zinc electrode electrodeposited, the zinc electrode electrodeposited is an electrode with high activity, can have high specific surface and porosity, has good electrode uniformity, and is suitable for discharging under the requirements of high current density and short time, so the zinc electrode is mainly applied to bipolar zinc-silver reserve battery packs.
The bipolar zinc-silver reserve battery pack has the outstanding advantages of short activation time (which can be less than 0.5 s), high specific power and the like. Since the electrode generally needs to be cut into a circular shape, the active material around the circular edge is loose, and thus the electrode generally needs to be protected by an adhesive tape. The existing adhesive tape protection bonding is manually operated, and has high requirement on operators, long operation time and low yield. The adhesive tapes of the circular electrodes of the currently known bipolar zinc-silver reserve battery pack are all in a manual operation mode; therefore, a special round electrode edge-wrapping device for the zinc-silver battery and a preparation method thereof are not available.
Disclosure of Invention
In order to solve the technical problems, the invention provides a circular electrode edge covering device and an edge covering method.
The technical scheme adopted by the invention is as follows: a circular electrode edge covering device comprises a base, a first positioning shaft, a second positioning shaft and an adhesive device, wherein the first positioning shaft and the second positioning shaft are fixedly arranged on the base,
the bonding device comprises an upper clamp, a lower clamp, a driving wheel and a driven wheel, wherein the lower clamp is fixed on the base, the upper clamp and the lower clamp are relatively hinged through a cross bar, the driving wheel is rotatably connected to the tail end of the upper clamp and drives the base part of the second positioning shaft to extend outwards to form a third positioning shaft, the driven wheel is rotatably connected to the third positioning shaft, and the driving wheel is matched with the driven wheel in position;
still include the sticky tape, sticky tape rotatable coupling is on first locating shaft, and the sticky tape is terminal to bond at circular polar plate edge under the cooperation of action wheel and follow driving wheel.
Preferably, still be equipped with the sticky tape device of buckling on the base, the sticky tape device of buckling sets up at the sticky tape by the middle part of first location axle to second location axle route, and the sticky tape device of buckling includes mounting bracket and former, and the mounting bracket is fixed on the base, and former one end is fixed on the mounting bracket, and the terminal narrowing down of the other end is the platykurtic.
Preferably, the base is further provided with a fourth positioning shaft, and the fourth positioning shaft is arranged in the middle of the path from the first positioning shaft to the adhesive tape bending device.
Preferably, the tail end of the upper clamp is symmetrically provided with two mounting rings, the driving wheel is arranged between the two mounting rings, the Z-shaped handle penetrates through the two mounting rings and the driving wheel, and the Z-shaped handle is fixedly connected with the driving wheel.
Preferably, the cross bar is provided with a torsion spring.
Preferably, first location axle, second location axle, third location axle and fourth location axle are all in order by connecting portion, basal portion and axial region group, and the basal portion diameter is greater than connecting portion and axial region.
Preferably, the shaft part of the first positioning shaft is matched with the adhesive tape, the shaft part of the second positioning shaft is matched with the circular pole plate, and the shaft part of the third positioning shaft is matched with the driven wheel.
The edge covering method by using the circular electrode edge covering device comprises the following specific steps:
placing an adhesive tape on a first positioning shaft, drawing the tail end of the adhesive tape to pass through a fourth positioning shaft in sequence, adhering the adhesive tape to the edge of the circular polar plate after a former, and adhering the adhesive tape to two sides of the edge of the circular polar plate through the compression of a driving wheel and a driven wheel;
and step two, rotating the handle, bonding the adhesive tape for a circle during the rotation of the circular pole plate, cutting the adhesive tape, and taking down the circular pole plate.
Preferably, in the second step, 5-10mm of overlapping bonding is carried out.
The invention has the advantages and positive effects that: the edge covering device adopts mechanical transmission, so that the adhesive tape is automatically bonded with the round electrode, and the production efficiency and the yield of the edge covering of the round electrode of the zinc-silver bipolar zinc-silver reserve battery pack can be improved; the semi-manual operation can save manpower, reduce the influence of human factors, reduce the direct long-term contact between operators and the polar plate, reduce the damage rate of the polar plate and improve the yield; the edge covering device is adopted to bond the adhesive tape, so that the adhesive position and the adhesive force of the adhesive tape are better in uniformity, and the stability and the reliability of the preparation process are improved.
Drawings
FIG. 1 is a schematic diagram of a manufacturing configuration according to one embodiment of the present invention;
FIG. 2 is a schematic structural diagram of one embodiment of the present invention;
FIG. 3 is a schematic top view of one embodiment of the present invention;
figure 4 is a schematic view of a clip-on configuration according to one embodiment of the present invention.
In the figure:
1. edge covering device 2, circular polar plate 3 and adhesive tape
4. Base 5, fourth location axle 6, first location axle
7. Second positioning shaft 8, former 9 and driven wheel
10. Driving wheel 11, upper clamp 12 and lower clamp
13. Torsion spring 14, cross bar 15 and third positioning shaft
16. Z-shaped handle 17, mounting rack 18 and mounting ring
Detailed Description
An embodiment of the present invention will be described below with reference to the drawings.
As shown in fig. 1, the invention relates to a circular electrode edge covering device and an edge covering method, which are used for bonding adhesive tapes 3 to the edges of circular polar plates 2; the edge covering device 1 comprises a base 4, a first positioning shaft 6, a second positioning shaft 7 and a bonding device, wherein the first positioning shaft 6 and the second positioning shaft 7 are fixedly arranged on the base 4 and are respectively used for placing an adhesive tape 3 and a circular polar plate 2, the bonding device is arranged at the edge of the second positioning shaft 7, and the auxiliary adhesive tape 3 is bonded on the circular polar plate 2. When the circular pole plate is used, the shaft core of the adhesive tape 3 is placed on the first positioning shaft 6, and the tail end of the adhesive tape 3 is adhered to the edge of the circular pole plate 2.
As shown in fig. 2-3, the bonding device comprises an upper clamp 11, a lower clamp 12, a driving wheel 10 and a driven wheel 9, wherein the lower clamp 12 is fixed on a base 4 through a large-flat-head semi-hollow rivet, the lower clamp 12 extends upwards to be provided with a fixing lug of the lower clamp 12, the middle part of the upper clamp 11 extends downwards to be provided with a fixing lug of the upper clamp 11, the fixing lug of the upper clamp 11 and the fixing lug of the lower clamp 12 can be matched with each other and are penetrated through by a cross bar 14, the outer side of the cross bar 14 is flattened to prevent falling off, the cross bar 14 is provided with a torsion spring 13, so that the upper clamp 11 and the lower clamp 12 form a clamp structure, as shown in fig. 4, the tail end of the upper clamp 11 is symmetrically provided with two mounting rings 18, the middle parts of the mounting rings 18 are respectively provided with a through hole, the driving wheel 10 is rotatably connected between the two mounting rings 18, a Z-shaped handle 16 passes through the two mounting rings 18 and the driving wheel 10, the Z-shaped handle 16 is fixedly connected with the driving wheel 10, so that the driving wheel 10 can rotate within the range of the two mounting rings 18 under the driving force of the Z-shaped handle 16; still fixed third location axle 15 that is equipped with on the base 4, the terminal swivelling joint of third location axle 15 has from driving wheel 9, matches from driving wheel 9 and action wheel 10 position, can rotate under the drive of action wheel 10 from driving wheel 9. In order to match the bonding position of the adhesive tape 3 and the position of the driving wheel 10, the tail end of the third positioning shaft 15 can be fixed at the base of the second positioning shaft 7, so that the driving wheel 10 and the driven wheel 9 are respectively attached to the front surface and the back surface of the circular electrode, meanwhile, the tail end of the adhesive tape 3 is bonded to the front surface and the back surface of the circular electrode, the driving wheel 10 is arranged at the tail end of the upper clamp 11, and the upper clamp 11 and the lower clamp 12 can realize the fastening effect and the adjusting effect through the matching of the cross bar 14 and the torsion spring 13.
In order to assist the adhesive effect of the adhesive tape 3, the adhesive tape 3 can be pre-bent by the adhesive tape 3 bending device, and is bonded on the circular polar plate 2 with a sheet structure in a matching manner, the adhesive tape 3 bending device is arranged in the middle of the path from the first positioning shaft 6 to the second positioning shaft 7 of the adhesive tape 3, the adhesive tape 3 bending device comprises an installation frame 17 and a former 8, the installation frame 17 is fixed on the base 4 through bolts, the adhesive tape 3 passes through the installation frame 17, the former 8 is sheet-shaped, one end of the adhesive tape is fixed on the outer side of the installation frame 17 through a cylindrical head screw, the other end of the adhesive tape narrows down, and is bent into a flat shape in a transition manner, after the adhesive tape 3 passes through the former 8, under the supporting effect of the narrowed end of the former 8 and the pressing effect of the rear end driving wheel 10 and the driven wheel 9, the flat adhesive tape 3 is bent into a U shape, and a foundation is provided for bonding on the front and back sides of the circular polar plate 2.
In order to avoid overlong length of the whole edge covering device 1, the adhesive tape 3 bending device can be arranged at a position horizontal to the bonding device, the first positioning shaft 6 is arranged behind the adhesive tape 3 bending device, the fourth positioning shaft 5 is additionally arranged, and the fourth positioning shaft 5 is arranged in the middle of the path of the adhesive tape 3 from the first positioning shaft 6 to the adhesive tape 3 bending device, so that the adhesive tape 3 is bent in the advancing process. The adhesive tape for bonding has moderate viscosity and is not easy to degum, the surface of the fourth positioning shaft is smooth, the adhesive tape changes the advancing direction through the fourth positioning shaft and cannot be bonded on the surface of the fourth positioning shaft, and in order to better realize the turning effect, the fourth positioning shaft can be provided with a shaft sleeve capable of rotating, and the outer surface of the shaft sleeve is smooth; the round polar plate has rough surface and is porous, and can be used for bonding adhesive tapes.
The first positioning shaft 6, the second positioning shaft 7, the third positioning shaft 15 and the fourth positioning shaft 5 sequentially consist of a connecting part, a base part and a shaft part, the diameter of the base part is larger than that of the connecting part and the shaft part, and the connecting plates of the positioning shafts are embedded in the base 4 to realize fixed connection; the base part is used for placing each component, has the function of positioning in the axial direction, and the shaft part has the fixing function. The shaft part of the first positioning shaft 6 is matched with the adhesive tape 3, the shaft part of the second positioning shaft 7 is matched with the circular pole plate, and the shaft part of the third positioning shaft 15 is matched with the driven wheel 9.
The edge covering method by using the circular electrode edge covering device comprises the following specific steps:
placing an adhesive tape on a first positioning shaft, drawing the tail end of the adhesive tape to pass through a fourth positioning shaft in sequence, adhering the adhesive tape to the edge of the circular polar plate after a former, and adhering the adhesive tape to two sides of the edge of the circular polar plate through the compression of a driving wheel and a driven wheel;
and step two, rotating the handle, bonding the adhesive tape for a circle during the rotation of the circular pole plate, overlapping and bonding for 5-10mm, cutting the adhesive tape, and taking down the circular pole plate.
During the use, place the axial core of sticky tape 3 to the axial region of first locating shaft 6, the 3 bodies of sticky tape have been supported to the basal portion of first locating shaft 6, 3 ends of sticky tape pass fourth locating shaft 5, become U type shape by smooth shape after passing through former 8 again, bond in circular polar plate 2's edge, through the angle of adjusting clip 11, bond sticky tape 3 both ends on the both sides at circular polar plate 2 edge, realize initial bonding state, rotate Z type handle 16, rotate action wheel 10, make circular polar plate 2 drive sticky tape 3 clockwise rotation, follow-up from driving wheel 9, compress tightly sticky tape 3 both sides, the bonding process of sticky tape 3 is realized smoothly along with the rotation of circular polar plate 2.
Example (b):
the novel circular electrode edge covering device is a novel liquid storage device which is made of stainless steel and is welded on two sides. The novel circular electrode edge covering device can improve the structural strength, the alkali corrosion resistance and the yield of the liquid reservoir for the zinc-silver reserve battery. The circular electrode edge covering device comprises a base 4, a first positioning shaft 6, a second positioning shaft 7 and a bonding device, wherein the first positioning shaft 6 and the second positioning shaft 7 are fixedly arranged on the base 4, the bonding device comprises an upper clamp 11, a lower clamp 12, a driving wheel 10 and a driven wheel 9, the lower clamp 12 is fixedly arranged on the base 4, the upper clamp 11 and the lower clamp 12 are oppositely hinged through a cross bar 14, a torsion spring 13 is arranged on the cross bar 14, the driving wheel 10 is rotatably connected to the tail end of the upper clamp 11, two mounting rings 18 are symmetrically arranged at the tail end of the upper clamp 11, the driving wheel 10 is arranged between the two mounting rings 18, a Z-shaped handle 16 penetrates through the two mounting rings 18 and the driving wheel 10, the Z-shaped handle 16 is fixedly connected with the driving wheel 10 to drive the base of the second positioning shaft 7 to outwards extend to form a third positioning shaft 15, the driven wheel 9 is rotatably connected to the third positioning shaft 15, and the driving wheel 10 is matched with the driven wheel 9 in position; the pole plate fixing device further comprises an adhesive tape 3, the adhesive tape 3 is rotatably connected onto the first positioning shaft 6, and the tail end of the adhesive tape 3 is bonded on the edge of the circular pole plate under the matching of the driving wheel 10 and the driven wheel 9.
Still be equipped with 3 devices of buckling of sticky tape on the base 4, 3 devices of buckling of sticky tape set up at sticky tape 3 by the middle part in first location axle 6 to 7 routes of second location axle, and 3 devices of buckling of sticky tape include mounting bracket 17 and former 8, and mounting bracket 17 is fixed on base 4, and 8 one ends of former are fixed on mounting bracket 17, and the other end terminal narrows down to be the platykurtic.
A fourth positioning shaft 5 is further arranged on the base 4, and the fourth positioning shaft 5 is arranged in the middle of the path from the first positioning shaft 6 to the adhesive tape 3 bending device of the adhesive tape 3. First location axle 6, second location axle 7, third location axle 15 and fourth location axle 5 all comprise connecting portion, basal portion and axial region in order, and the basal portion diameter is greater than connecting portion and axial region, and the axial region and the sticky tape 3 of first location axle 6 match, and the axial region and the circular polar plate of second location axle 7 match, and the axial region and the driven wheel 9 of third location axle 15 match.
When in use, the circular polar plate to be wrapped is placed on the second positioning shaft 7; then the adhesive tape 3 is placed on the first positioning shaft 6; the adhesive tape 3 is drawn out to pass through the fourth positioning shaft 5 and the former 8 and then is bonded with a small edge of the circular polar plate; then, the upper clamp 11 is pressed up, so that the circular pole plate of the adhesive tape 3 is positioned between the driven wheel 9 and the driving wheel 10, and the adhesive tape 3 and the circular pole plate are pressed when the upper clamp 11 is put down; then the Z-shaped handle 16 is rotated, the circular pole plate rotates along with the Z-shaped handle, and the adhesive tape 3 is adhered; after the bonding is finished for a circle (the bonding is overlapped with the initial part by no less than 5 mm), cutting the adhesive tape 3, and taking down the circular polar plate.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (9)
1. The utility model provides a circular electrode device of borduring which characterized in that: comprises a base, a first positioning shaft, a second positioning shaft and a bonding device, wherein the first positioning shaft and the second positioning shaft are both fixedly arranged on the base,
the bonding device comprises an upper clamp, a lower clamp, a driving wheel and a driven wheel, the lower clamp is fixed on the base, the upper clamp and the lower clamp are hinged relatively through a cross bar, the driving wheel is rotatably connected to the tail end of the upper clamp, a third positioning shaft extends outwards from the base part of the second positioning shaft, the driven wheel is rotatably connected to the third positioning shaft, and the driving wheel is matched with the driven wheel in position;
the pole plate fixing device is characterized by further comprising an adhesive tape, the adhesive tape is rotatably connected to the first positioning shaft, the tail end of the adhesive tape is bonded to the edge of the circular pole plate under the matching of the driving wheel and the driven wheel, and the shaft part of the second positioning shaft is matched with the circular pole plate.
2. The circular electrode hemming device of claim 1 wherein: still be equipped with sticky tape bending apparatus on the base, sticky tape bending apparatus sets up the sticky tape by first location axle to the middle part in second location axle route, sticky tape bending apparatus includes mounting bracket and former, the mounting bracket is fixed on the base, former one end is fixed on the mounting bracket, and the other end narrows down to be the platykurtic.
3. The circular electrode hemming device of claim 2 wherein: the base is further provided with a fourth positioning shaft, and the fourth positioning shaft is arranged in the middle of the path from the first positioning shaft to the adhesive tape bending device.
4. The circular electrode hemming device according to claim 3 wherein: the tail end of the upper clamp is symmetrically provided with two mounting rings, the driving wheel is arranged between the two mounting rings, the Z-shaped handle penetrates through the two mounting rings and the driving wheel, and the Z-shaped handle is fixedly connected with the driving wheel.
5. The circular electrode hemming device of claim 4 wherein: and a torsion spring is arranged on the cross bar.
6. The circular electrode hemming device of claim 5 wherein: the first location axle, the second location axle, the third location axle with the fourth location axle is all in order by connecting portion, basal portion and axial region and is constituteed, the basal portion diameter is greater than connecting portion with the axial region.
7. The circular electrode hemming device according to claim 6 wherein: the shaft part of the first positioning shaft is matched with the adhesive tape, the shaft part of the second positioning shaft is matched with the circular polar plate, and the shaft part of the third positioning shaft is matched with the driven wheel.
8. A hemming method using the circular electrode hemming device according to any one of claims 3 to 7, characterized in that: the method comprises the following specific steps:
placing an adhesive tape on a first positioning shaft, drawing the tail end of the adhesive tape to pass through a fourth positioning shaft in sequence, adhering the adhesive tape to the edge of the circular polar plate after a former, and adhering the adhesive tape to two sides of the edge of the circular polar plate through the compression of a driving wheel and a driven wheel;
and step two, rotating the handle, bonding the adhesive tape for a circle during the rotation of the circular pole plate, cutting the adhesive tape, and taking down the circular pole plate.
9. A hemming method by a circular electrode hemming device according to claim 8 wherein: in the second step, 5-10mm of overlapping and bonding are carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910890730.6A CN110729450B (en) | 2019-09-20 | 2019-09-20 | Circular electrode edge covering device and edge covering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910890730.6A CN110729450B (en) | 2019-09-20 | 2019-09-20 | Circular electrode edge covering device and edge covering method |
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| CN110729450A CN110729450A (en) | 2020-01-24 |
| CN110729450B true CN110729450B (en) | 2022-12-13 |
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