CN211088440U

CN211088440U - Electrode lug positioning device for capacitive nickel-hydrogen power battery

Info

Publication number: CN211088440U
Application number: CN201922370485.4U
Authority: CN
Inventors: 蒋志军; 蒋宇轩; 许永燕; 吴保华; 袁爱东; 兰刚; 李文峰; 侯传宝; 毕野; 徐津
Original assignee: Baotou Haoming Rare Earth New Power Supply Technology Co ltd
Current assignee: Baotou Haoming Rare Earth New Power Supply Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-07-24
Anticipated expiration: 2029-12-25

Abstract

The utility model belongs to the technical field of nickel-hydrogen power battery, concretely relates to electric capacity type nickel-hydrogen power battery utmost point ear positioner. Including utmost point eardrum tape unreeling device, foam nickel tape unreeling device emits foam nickel, utmost point eardrum tape unreeling device emits utmost point eardrum, the edge of foam nickel is two-sided all paste behind the utmost point eardrum through the pre-compaction roller suppression, foam nickel after the suppression again passes first guide roll to fifth guide roll, roll squeezer, utmost point eardrum collection device, ultrasonic cleaning device and pole piece collection device in proper order, the second guide roll is located inside the thick liquids groove, third guide roll and fourth guide roll are located the thick liquids groove top. The utility model discloses can realize the accurate control of utmost point ear position, prevent the skew preset position in utmost point ear position, guarantee the uniformity of foam nickel, the uniformity of final battery obtains improving, and prevents the phenomenon of striking sparks that later stage appears in welding utmost point ear in-process, provides very big convenience for the production process of pole piece.

Description

Electrode lug positioning device for capacitive nickel-hydrogen power battery

Technical Field

The utility model belongs to the technical field of nickel-hydrogen power battery, concretely relates to electric capacity type nickel-hydrogen power battery utmost point ear positioner.

Background

The capacitive nickel-hydrogen power battery has the characteristics of safety, environmental protection, cold resistance, long service life, safety, stability, quick charging and the like, and is widely concerned by people, particularly the gradual 'back slope' of the national subsidy of the lithium ion battery. New opportunities and challenges are presented to capacitive type nickel-hydrogen power cells. The production of the capacitive nickel-hydrogen power battery is mainly completed by the working procedures of preparing positive and negative pole pieces, welding pole lugs, laminating and grouping, filling a shell, sealing, filling electrolyte and the like. Wherein, the positions for welding the lugs are required to be reserved in the preparation process of the positive and negative pole pieces to ensure the welding firmness of the lugs and avoid sparking in the welding process. The existing reserved pole lug position generally adopts a mode of pressing in advance, and the mode has the defects that the pole lug position still can be hung with a part of slurry, the subsequent cleaning is difficult, and the sparking phenomenon is easy to occur in the welding process. Patent number CN 201220024304.8's utility model discloses a device that is used for battery polar plate to scribble thick liquid and utmost point ear reservation position vacuum suction thick liquid, the device has solved the utmost point ear position and has remained the problem of thick liquids, nevertheless has utmost point ear position untidy, leads to the uniformity of pole piece to reach unexpected, and equipment is complicated in addition, invests in high grade problem.

Therefore, it is necessary to design a tab positioning device for a capacitive nickel-hydrogen battery to precisely control the position of the tab, and to improve the cleanliness of the surface of the tab, thereby improving the uniformity of the battery.

Disclosure of Invention

The utility model aims at providing a not enough to prior art, the utility model aims at providing a capacitive type nickel-hydrogen power battery utmost point ear positioner can realize the accurate control of utmost point ear position, prevents the skew preset position of utmost point ear position, guarantees the uniformity of foam nickel, and the uniformity of final battery obtains improving, and prevents the phenomenon of striking sparks that the later stage appears in welding utmost point ear in-process, provides very big convenience for the production process of pole piece.

Capacitive type nickel-hydrogen power battery utmost point ear positioner, put the belting including foam nickel, utmost point eardrum puts the belting, the thick liquids groove, five guide rolls, the roller press, utmost point eardrum collection device, ultrasonic cleaning device and pole piece collection device, five guide rolls are the first guide roll that sets gradually, the second guide roll, the third guide roll, the fourth guide roll, the fifth guide roll, utmost point eardrum puts the belting and is located pre-pressing roller and foam nickel and puts between the belting, foam nickel is put the belting and is emitted foam nickel, utmost point eardrum is put the belting and is emitted utmost point eardrum, foam nickel's edge is two-sided all pastes and passes through pre-pressing roller suppression behind the utmost point eardrum, foam nickel after the suppression passes first guide roll to fifth guide roll in proper order again, the roller press, utmost point eardrum collection device, ultrasonic cleaning device and pole piece collection device, wherein: the second guide roll is positioned inside the slurry tank, and the third guide roll and the fourth guide roll are positioned above the slurry tank.

And a first oven is arranged above the slurry tank, and the foamed nickel between the second guide roller and the third guide roller passes through the first oven.

Set up the scraper on thick liquids groove upper portion, the scraper is located first oven below, and the scraper is for controlling two scrapers that relative set up, and the foam nickel that is located between second guide roll and the first oven passes and controls between two scrapers that relative set up.

And a second oven is arranged between the third guide roller and the fourth guide roller, and the foamed nickel positioned between the third guide roller and the fourth guide roller passes through the second oven.

A dust collecting device is arranged under the ultrasonic cleaning device.

The use process comprises the following steps:

the foamed nickel tape discharging device discharges foamed nickel at a certain speed, polar eardrums are pasted on two sides of the edges of the foamed nickel, the polar eardrums are discharged by the polar eardrum tape discharging device, then the foamed nickel adhered with the polar eardrums is pre-pressed to a certain thickness through a pre-pressing roller, and the pre-pressed foamed nickel enters a slurry tank through a first guide roller and is changed into a vertical upward direction through a second guide roller. The top of second guide roll is equipped with the scraper, the scraper is located first oven below, two scrapers that the scraper set up for controlling relatively, foam nickel that is located between second guide roll and the first oven passes between two scrapers of controlling relative setting, thickness through scraper control foam nickel, foam nickel after the thick liquid gets into first oven and dries, then through the third guide roll, the fourth guide roll changes the direction and gets into the second oven, then get into the roller press and roll foam nickel after the fifth guide roll changes the direction, then take off the auricle membrane from foam nickel and collect through auricle membrane collection device, then clear up the unnecessary powder in auricle position through ultrasonic cleaning device, obtain the utmost point ear position of a reservation. And a dust collecting device is arranged under the ultrasonic cleaning device to collect the cleaned redundant powder, no dust flies in the environment, so that adverse effects on the preparation of the foamed nickel are avoided, and finally, the rolled foamed nickel is wound and collected through a pole piece collecting device. And subsequently, the pole lug is welded on the reserved pole lug position, and finally the consistency of the battery is higher.

The polar ear membrane collecting device takes a coiled form to remove and collect the polar ear membrane from the nickel foam.

Preferably, the pole ear film unwinding device comprises a sliding rod, a sliding control module and a pole ear film roll, wherein the sliding control module and the pole ear film roll are both positioned on the sliding rod, and the transverse position of the pole ear film roll on the sliding rod is controlled and changed through the sliding control module.

The sliding control module is provided with an infrared detector, when the polar eardrum deviates from the position of the foam nickel edge, the sliding control module slides the polar eardrum to a proper position, and the position of sticking the polar eardrum and the foam nickel is ensured to be accurate.

The sliding control module and the sliding rod are connected in a sliding tooth mode to realize the movement and position control of the sliding control module on the sliding rod.

Compared with the prior art, the utility model has the advantages of it is following:

(1) the utility model discloses a capacitive type nickel-hydrogen power battery utmost point ear positioner, through the position that accurate control utmost point eardrum and foam nickel pasted, can realize the accurate control of utmost point ear position, prevent that utmost point ear position from deviating from the preset position, guarantee foam nickel's uniformity; finally, the pole ear film is taken down from the foamed nickel and collected to obtain a reserved pole ear position, and then the pole ear is welded at the position, so that the obtained pole ear position is neat, and the consistency of the battery is improved.

(2) The utility model discloses with the very clean of utmost point ear position clearance, prevent the phenomenon of striking sparks that the later stage appears in welding utmost point ear in-process, provide very big convenience for the production process of pole piece.

Drawings

Fig. 1 is a schematic structural diagram of a tab positioning device of a capacitive nickel-hydrogen power battery according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an eardrum belt unwinding device and a pre-pressing roller according to an embodiment of the present invention;

in the figure: 1-foamed nickel tape discharging device, 2-foamed nickel, 3-polar eardrum tape discharging device, 4-polar eardrum, 5-prepressing roller, 6-first guide roller, 7-slurry tank, 8-second guide roller, 9-scraper, 10-first oven, 11-third guide roller, 12-fourth guide roller, 13-second oven, 14-fifth guide roller, 15-roller press, 16-polar eardrum collecting device, 17-ultrasonic cleaning device, 18-dust collecting device, 19-pole piece collecting device, 20-sliding rod, 21-sliding control module and 22-polar eardrum.

Detailed Description

The present invention will be further described with reference to the following examples.

Examples

A tab positioning device of a capacitive nickel-hydrogen power battery comprises a foamed nickel strip discharging device 1, an eardrum strip discharging device 3, a slurry tank 7, five guide rollers, a roller press 15, an eardrum collecting device 16, an ultrasonic cleaning device 17 and a pole piece collecting device 19, wherein the five guide rollers are a first guide roller 6, a second guide roller 8, a third guide roller 11, a fourth guide roller 12 and a fifth guide roller 14 which are sequentially arranged, the eardrum strip discharging device 3 is positioned between a prepressing roller 5 and the foamed nickel strip discharging device 1, the foamed nickel strip discharging device 1 discharges foamed nickel 2, the eardrum strip discharging device 3 discharges the eardrum 4, the two sides of the edge of the foamed nickel 2 are respectively pasted with the eardrum 4 and then pressed by the prepressing roller 5, and the pressed foamed nickel 2 sequentially passes through the first guide roller 6 to the fifth guide roller 14, the roller press 15, the eardrum collecting device 16, the eardrum collecting device 14 and the roller press, Ultrasonic cleaning device 17 and pole piece collection device 19, wherein: the second guide roller 8 is located inside the slurry tank 7, and the third guide roller 11 and the fourth guide roller 12 are located above the slurry tank 7.

A first oven 10 is disposed above the slurry tank 7, and the nickel foam 2 between the second guide roll 8 and the third guide roll 11 passes through the first oven 10.

Set up scraper 9 on 7 upper portions of thick liquids groove, scraper 9 is located first oven 10 below, and scraper 9 is for controlling two scrapers 9 that relative set up, and the foam nickel 2 that is located between second guide roll 8 and the first oven 10 passes and controls between two scrapers 9 that relative set up.

A second oven 13 is arranged between the third guide roller 11 and the fourth guide roller 12, and the nickel foam 2 between the third guide roller 11 and the fourth guide roller 12 passes through the second oven 13.

A dust collecting device 18 is arranged right below the ultrasonic cleaning device 17.

The polar ear film unwinding device 3 comprises a sliding rod 20, a sliding control module 21 and a polar ear film roll 22, wherein the sliding control module 21 and the polar ear film roll 22 are both positioned on the sliding rod 20, and the transverse position of the polar ear film roll 22 on the sliding rod 20 is controlled and changed through the sliding control module 21.

The sliding control module 21 is provided with an infrared detector, when the ear film 4 deviates from the edge of the foam nickel, the sliding control module 21 slides the ear film roll 22 to a proper position, so that the accurate position of the ear film 4 adhered to the foam nickel 2 is ensured.

The sliding control module 21 and the sliding rod 20 are arranged in a sliding tooth manner to realize the movement and position control of the sliding control module 21 on the sliding rod 20.

The use process comprises the following steps:

the foam nickel tape discharging device 1 discharges foam nickel 2 at a certain speed, polar eardrums 4 are pasted on two sides of the edges of the foam nickel 2, the polar eardrums 4 are discharged from the polar eardrum tape discharging device 3, then the foam nickel 2 pasted with the polar eardrums 4 is pre-pressed to a certain thickness through a pre-pressing roller 5, and the pre-pressed foam nickel 2 enters a slurry tank 7 through a first guide roller 6 and is changed into a vertical upward direction through a second guide roller 8. A scraper 9 is arranged above the second guide roller 8, the scraper 9 is arranged below the first oven 10, the scraper 9 is two scrapers 9 which are oppositely arranged left and right, the foam nickel 2 which is arranged between the second guide roller 8 and the first oven 10 penetrates between the two scrapers 9 which are oppositely arranged left and right, the thickness of the foam nickel 2 is controlled through the scraper 9, the foam nickel 2 after slurry coating enters the first oven 10 to be dried, then the foam nickel 2 enters the second oven 13 after the direction is changed through the third guide roller 11 and the fourth guide roller 12, then the foam nickel 2 is rolled through the roller press 15 after the direction is changed through the fifth guide roller 14, then the lug film 4 is taken down from the foam nickel 2 through the lug film collecting device 16 and collected, and then redundant powder at the lug position is cleaned through the ultrasonic cleaning device 17 to obtain a reserved lug position. And a dust collecting device 18 is arranged under the ultrasonic cleaning device 17 to collect the cleaned redundant powder, no dust is blown up in the environment, so that adverse effects on the manufacture of the foamed nickel 2 are avoided, and finally, the rolled foamed nickel 2 is wound and collected through a pole piece collecting device 19. And subsequently, the pole lug is welded on the reserved pole lug position, and finally the consistency of the battery is higher.

Claims

1. The utility model provides a capacitance type nickel-hydrogen power battery utmost point ear positioner which characterized in that: the device comprises a foam nickel strip discharging device (1), a polar eardrum strip discharging device (3), a slurry tank (7), five guide rollers, a roller press (15), a polar eardrum collecting device (16), an ultrasonic cleaning device (17) and a pole piece collecting device (19), wherein the five guide rollers are a first guide roller (6), a second guide roller (8), a third guide roller (11), a fourth guide roller (12) and a fifth guide roller (14) which are sequentially arranged, the polar eardrum strip discharging device (3) is positioned between a prepressing roller (5) and the foam nickel strip discharging device (1), the foam nickel strip discharging device (1) discharges foam nickel (2), the polar eardrum strip discharging device (3) discharges the polar eardrum (4), the polar eardrum (4) is adhered to two sides of the edge of the foam nickel (2) and then pressed by the prepressing roller (5), and the pressed foam nickel (2) sequentially penetrates through the first guide roller (6) to the fifth guide roller (14), The pole ear membrane cleaning device comprises a roller press (15), a pole ear membrane collecting device (16), an ultrasonic cleaning device (17) and a pole piece collecting device (19), wherein a second guide roller (8) is positioned inside a slurry groove (7), and a third guide roller (11) and a fourth guide roller (12) are positioned above the slurry groove (7).

2. The tab positioning device for the capacitive nickel-hydrogen power battery according to claim 1, characterized in that: a first oven (10) is arranged above the slurry tank (7), and the foamed nickel (2) between the second guide roller (8) and the third guide roller (11) passes through the first oven (10).

3. The tab positioning device for the capacitive nickel-hydrogen power battery according to claim 2, characterized in that: set up scraper (9) on thick liquids groove (7) upper portion, scraper (9) are located first oven (10) below, and scraper (9) are for controlling two relative scraper (9) that set up, and foam nickel (2) that are located between second guide roll (8) and first oven (10) pass and control between two relative scraper (9) that set up.

4. The tab positioning device for the capacitive nickel-hydrogen power battery according to claim 2, characterized in that: a second oven (13) is arranged between the third guide roller (11) and the fourth guide roller (12), and the foamed nickel (2) positioned between the third guide roller (11) and the fourth guide roller (12) passes through the second oven (13).

5. The tab positioning device for the capacitive nickel-hydrogen power battery according to claim 1, characterized in that: a dust collecting device (18) is arranged right below the ultrasonic cleaning device (17).

6. The tab positioning device for the capacitive nickel-hydrogen power battery according to claim 1, characterized in that: the polar ear film belt releasing device (3) comprises a sliding rod (20), a sliding control module (21) and a polar ear film roll (22), wherein the sliding control module (21) and the polar ear film roll (22) are both positioned on the sliding rod (20), and the transverse position of the polar ear film roll (22) on the sliding rod (20) is controlled and changed through the sliding control module (21).

7. The tab positioning device for the capacitive nickel-hydrogen power battery of claim 6, wherein: the sliding control module (21) is provided with an infrared detector, when the ear film (4) deviates from the edge of the foam nickel (2), the sliding control module (21) slides the ear film roll (22), and the accurate pasting position of the ear film (4) and the foam nickel (2) is ensured.

8. The tab positioning device for the capacitive nickel-hydrogen power battery of claim 6, wherein: the sliding control module (21) and the sliding rod (20) are in sliding tooth mode to realize the movement and position control of the sliding control module (21) on the sliding rod (20).