CN114639925B - Polar ear heat sealing equipment and polar ear heat sealing method - Google Patents
Polar ear heat sealing equipment and polar ear heat sealing method Download PDFInfo
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- CN114639925B CN114639925B CN202011489658.5A CN202011489658A CN114639925B CN 114639925 B CN114639925 B CN 114639925B CN 202011489658 A CN202011489658 A CN 202011489658A CN 114639925 B CN114639925 B CN 114639925B
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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 is suitable for the technical field of polar ear heat sealing, and provides polar ear heat sealing equipment and a polar ear heat sealing method. The pole ear heat sealing device comprises a first heat sealing part and a second heat sealing part which are arranged in opposite directions, wherein the first heat sealing part comprises a first sealing head, and the second heat sealing part comprises a second sealing head; and one side of the first sealing head is adjacently provided with a first hot air generating component with a hot air ejection port, or/and one side of the second sealing head is adjacently provided with a second hot air generating component with a hot air ejection port. The pole ear heat sealing method adopts the pole ear heat sealing equipment. According to the pole ear heat sealing equipment and the pole ear heat sealing method, when the first hot air generating component and the second hot air generating component work, hot air can be sprayed out from the hot air spraying port, the hot air can preheat the pole ear in a non-contact mode, the temperature fluctuation of the end socket is reduced, and the heat sealing effect is guaranteed.
Description
Technical Field
The invention belongs to the technical field of polar ear heat sealing, and particularly relates to polar ear heat sealing equipment and a polar ear heat sealing method.
Background
The current polar ear heat sealing equipment adopts a grooved plane end socket, and the end socket can be selectively provided with different grooving depths according to the required compression amount. In addition, because the tab glue on both sides of the tab is thicker in glue layer, heat absorption is obvious in the heat sealing process, and fluctuation can occur in the temperature of the end enclosure, so that the heat sealing effect is affected. Therefore, the tab is often provided with a preheating block to preheat the tab.
In the prior art, the preheating is realized in a contact type preheating mode, the design of the end socket with the preheating function is complex, the processing of the end socket is complex, the heat sealing process is complex, the production efficiency is low, and in addition, the preheating module is only used for single type lugs, and the universality is poor.
Disclosure of Invention
The invention aims to overcome the defect that the heat sealing effect is affected by fluctuation of the temperature of the sealing head in the prior art, and provides a pole ear heat sealing device and a pole ear heat sealing method, which avoid the temperature fluctuation by utilizing hot air to perform non-contact preheating, thereby being beneficial to ensuring the heat sealing effect.
The technical scheme of the invention is as follows: the pole ear heat sealing equipment comprises a first heat sealing part and a second heat sealing part which are arranged in opposite directions, wherein the first heat sealing part comprises a first sealing head, and the second heat sealing part comprises a second sealing head; and one side of the first sealing head is adjacently provided with a first hot air generating component with a hot air ejection port, or/and one side of the second sealing head is adjacently provided with a second hot air generating component with a hot air ejection port.
Optionally, the first hot air generating component is disposed adjacent to one side of the first end enclosure, the second hot air generating component is disposed adjacent to one side of the second end enclosure, and the hot air ejection port of the first hot air generating component and the hot air ejection port of the second hot air generating component are disposed opposite to each other.
Optionally, the first hot air generating component is connected to the first seal head through a first detachable connection structure; or/and the second hot air generating component is connected to the second sealing head through a second detachable connecting structure.
Optionally, a first angle adjusting structure for adjusting an angle between the first hot air generating component and the first sealing head is arranged between the first hot air generating component and the first sealing head; or/and the combination of the two,
and a second angle adjusting structure for adjusting the angle between the second hot air generating component and the second sealing head is arranged between the second hot air generating component and the second sealing head.
Optionally, a first distance adjusting structure for adjusting the distance between the first hot air generating component and the second hot air generating component is arranged between the first hot air generating component and the first sealing head; or/and the combination of the two,
and a second distance adjusting structure for adjusting the distance between the second hot air generating component and the first hot air generating component is arranged between the second hot air generating component and the second sealing head.
Optionally, the first hot air generating component and the second hot air generating component each include a housing and an electric heating device, the electric heating device is disposed in the housing, the hot air ejection port is disposed at one end of the housing, and an air inlet is disposed at the other end of the housing.
Optionally, the first hot air generating component and the second hot air generating component each comprise an air flow generating device, the air flow generating devices are connected with the air inlets or are arranged in the shell, and the air flow generating devices are provided with speed regulating devices for regulating the flow rate of air flow; or/and the electric heating device is connected with a power regulating device.
Optionally, the first end socket or the first hot air generating component is connected with a first temperature sensor, and the second end socket or the second hot air generating component is connected with a second temperature sensor.
The invention also provides a pole ear heat sealing method, which adopts the pole ear heat sealing equipment and comprises the following steps:
placing a tab between the first heat seal member and the second heat seal member;
preheating the tab by hot air generated by the first hot air generating part and the second hot air generating part;
the first end socket and the second end socket heat-seal the tab.
Optionally, in the process that the first end socket and the second end socket are close to each other, the first hot air generating component and the second hot air generating component generate hot air to preheat the tab; before the first end socket and the second end socket contact the tab, the first hot air generating component and the second hot air generating component complete preheating of the tab.
According to the pole ear heat sealing equipment and the pole ear heat sealing method, when the first hot air generating component and the second hot air generating component work, hot air for preheating (heating) the pole ear can be sprayed out from the hot air spraying port, the hot air can preheat the pole ear in a non-contact mode, the heating efficiency is improved, and the process complexity is reduced. The heat-sealing device has the advantages that the temperature fluctuation caused by heat loss of the sealing head can be effectively compensated, the temperature fluctuation of the sealing head is reduced, the heat-sealing effect is guaranteed, the structure of the sealing head is simpler, the heat-sealing process is simple, the production efficiency is improved, the first hot air generating component and the second hot air generating component are easy and convenient to install, the interference to other parts such as the sealing head is small, the heat-sealing device can be suitable for production of products of different types, and the device universality is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic plan view of a polar ear heat sealing apparatus according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that, in the embodiments of the present invention, terms such as left, right, up, and down are merely relative concepts or references to normal use states of the product, and should not be construed as limiting.
As shown in fig. 1, the tab heat sealing device provided by the embodiment of the invention comprises a first heat sealing component and a second heat sealing component which are arranged in opposite directions, wherein the first heat sealing component comprises a first sealing head 10, and the second heat sealing component comprises a second sealing head 20. The first end cap 10 is provided with a first hot air generating member 30 having a hot air outlet 301 adjacent to one side thereof, and/or the second end cap 20 is provided with a second hot air generating member 40 having a hot air outlet 301 adjacent to one side thereof. The first hot air generating part 30 and the second hot air generating part 40 may be alternatively provided or may be provided at the same time. The first seal head 10 and the second seal head 20 are disposed opposite to each other, and when the first hot air generating component 30 and the second hot air generating component 40 are working, hot air can be sprayed out from the hot air spraying port 301, and the hot air is utilized to perform non-contact preheating (heating) on the tab, so that the tab adhesive 52 and the heat sealing film 53 are disposed on two sides of the tab metal belt 51, thereby improving heating efficiency and reducing process complexity. The heat sealing device can effectively compensate temperature fluctuation caused by heat loss of the sealing heads (the first sealing head 10 and the second sealing head 20), reduces the temperature fluctuation of the sealing heads, is beneficial to guaranteeing the heat sealing effect, has simpler structure due to the adoption of a non-contact preheating mode, is simple in heat sealing process, is beneficial to improving the production efficiency, is simple and convenient to install, has less interference to other parts such as the sealing heads, can be suitable for production of products of different types, and has high equipment universality.
In this embodiment, the first hot air generating member 30 is disposed adjacent to one side of the first seal head 10, the second hot air generating member 40 is disposed adjacent to one side of the second seal head 20, that is, the first hot air generating member 30 and the second hot air generating member 40 are disposed simultaneously, and the hot air ejection opening 301 of the first hot air generating member 30 and the hot air ejection opening 301 of the second hot air generating member 40 may be disposed opposite to each other, that is, the first hot air generating member 30 and the second hot air generating member 40 may be disposed vertically opposite to each other, and the hot air ejection opening 301 of the first hot air generating member 30 and the hot air ejection opening 301 of the second hot air generating member 40 may face each other vertically, and the tab may be located between the hot air ejection opening 301 of the first hot air generating member 30 and the hot air ejection opening 301 of the second hot air generating member 40.
Specifically, the first hot air generating part 30 is connected to the first head 10 by a first detachable connection structure; the second hot air generating part 40 is connected to the second head 20 by a second detachable connection structure. The first detachable connection structure and the second detachable connection structure can be bolts or screws, and the like, and in actual production, the first hot air generating component 30 and the second hot air generating component 40 with different specifications can be selected according to requirements, so that different preheating requirements are met.
In a specific application, the first hot air generating component 30 and the second hot air generating component 40 may be disposed one each, and of course, the first hot air generating component 30 may be disposed two and disposed on two sides of the first seal head 10, and the second hot air generating component 40 may be disposed two and disposed on two sides of the second seal head 20.
Specifically, a first angle adjusting structure for adjusting an angle between the first hot air generating part 30 and the first sealing head 10 is provided between the first hot air generating part 30 and the first sealing head 10, the first angle adjusting structure can be realized through a damping hinge or a rotating shaft structure with an angle locking function, the angle of the first hot air generating part 30 can be adjusted, that is, an included angle between the first hot air generating part 30 and the tab can also be adjusted, in general, the first hot air generating part 30 can be longitudinally arranged, and the first hot air generating part 30 can swing a certain angle to a side close to the first sealing head 10 or a side far from the first sealing head 10 through the first angle adjusting structure, and the first hot air generating part 30 can be adjusted to be horizontal without interference with other parts. Of course, the adjustable angle range and direction of the first hot air generating part 30 may be set according to actual conditions.
Specifically, a second angle adjusting structure for adjusting the angle between the second hot air generating part 40 and the second head 20 is provided between the second hot air generating part 40 and the second head 20. The second angle adjusting structure may be realized by a damping hinge or a rotating shaft structure with an angle locking function, the angle of the second hot air generating component 40 may be adjusted, that is, the included angle between the second hot air generating component 40 and the tab may also be adjusted, in general, the second hot air generating component 40 may be longitudinally arranged, and through the second angle adjusting structure, the second hot air generating component 40 may swing to a certain angle toward a side close to the second seal head 20 or toward a side far from the second seal head 20, and under the condition that interference with other components does not occur, the second hot air generating component 40 may be adjusted to be horizontal. Of course, the adjustable angle range and direction of the second hot air generating part 40 may be set according to actual conditions.
Specifically, a first distance adjusting structure for adjusting the distance between the first hot air generating part 30 and the second hot air generating part 40 is provided between the first hot air generating part 30 and the first head 10, and a second distance adjusting structure for adjusting the distance between the second hot air generating part 40 and the first hot air generating part 30 is provided between the second hot air generating part 40 and the second head 20. The intended distance between the first hot air generating component 30 and the second hot air generating component 40 can be adjusted, namely, the distance between the first hot air generating component 30 and the second hot air generating component 40 and the lugs and the sealing heads can be adjusted, the preheated area and the temperature (the closer the distance is, the higher the temperature is) can be flexibly adjusted, so as to meet different production requirements, and the first distance adjusting structure can adopt a screw rod or a lockable sliding rail structure or the like.
Specifically, the first hot air generating part 30 and the second hot air generating part 40 each include a housing 304 and an electric heating device 303, and the electric heating device 303 may be an electric heating wire or a ceramic heating sheet, etc., which has high heating efficiency. The electric heating device 303 is provided in the housing 304, the hot air ejection port 301 is provided at one end of the housing 304, and the other end of the housing 304 is provided with the air intake port 302.
Specifically, the first hot air generating part 30 and the second hot air generating part 40 each include an air flow generating device connected to the air inlet 302 or provided in the housing 304, the air flow generating device being provided with a speed regulating means for regulating the flow rate of the air flow. The air flow generating device may be a fan, an air compressor, a compressed air tank, or the like. The air intake 302 may be connected to an air compressor or compressed air tank or the like through an air supply hose. The speed regulating device can be a potentiometer connected with the fan or a pressure regulating valve connected with the air compressor and the compressed air tank, and can control the flow rate/flow of hot air.
Specifically, the electric heating device 303 is connected to a power adjusting device to adjust the current or voltage of the electric heating device 303, thereby adjusting the temperature of the hot air ejected from the hot air ejection port 301. The heating rate of the electrode lug can be determined by the heating power of the electric heating wire, and can also be adjusted by adjusting the air flow.
Specifically, the first head 10 or the first hot air generating part 30 is connected with a first temperature sensor, and the second head 20 or the second hot air generating part 40 is connected with a second temperature sensor. The first temperature sensor and the second temperature sensor can be infrared temperature sensors, and adopt a non-contact temperature measurement mode, so that the temperature of the sealing heads and the electrode lugs can be monitored, and the temperature, the flow rate and the like of hot air can be regulated according to actual conditions.
In a specific application, the first hot air generating part 30 and the second hot air generating part 40 may be fixed to the first sealing head 10 and the second sealing head 20 by screw shafts, respectively. By adjusting the depth of screw shaft screwing in, the distance between the first hot air generating part 30 and the second hot air generating part 40 and the tab metal belt 51 is adjusted. The first hot air generating part 30 and the second hot air generating part 40 can be arbitrarily detached, and can be applied to different types of products, and the first hot air generating part 30/the second hot air generating part 40 can be made parallel or perpendicular to the tab metal tape 51 as required. The first hot air generating component 30 and the second hot air generating component 40 are convenient to mount, dismount, maintain and repair, have few materials required for manufacturing, have low mold processing difficulty, and can be compatible with the molding of products of various types.
In a specific work process, in the process that the seal heads (the first seal head 10 and the second seal head 20) are close to the tab, gas is heated by the electric heating wire through the air inlet holes and then is sprayed to the surface of the tab metal belt 51 of the tab for preheating. When the first seal head 10 and the second seal head 20 reach the designated positions, the first hot air generating component 30/the second hot air generating component 40 can be selectively closed or the electrode lugs can be continuously heated according to the situation, the process can effectively compensate the temperature fluctuation caused by heat loss of the seal heads, the preheating efficiency is improved, and the temperature and the time of the heat sealing of the electrode lugs can be reduced.
The embodiment of the invention also provides a pole ear heat sealing method, which adopts the pole ear heat sealing equipment and comprises the following steps:
the tab is placed between the first heat-sealing part and the second heat-sealing part;
the tab is preheated by the hot air generated by the first hot air generating part 30 and the second hot air generating part 40, and the first and second heads 10 and 20 heat-seal the tab. The first hot air generating component 30 and the second hot air generating component 40 can be used for preheating the electrode lugs from the hot air ejection port 301 when in operation, so that the heating efficiency is improved, the process complexity is reduced, the temperature fluctuation caused by heat loss of the sealing head can be effectively compensated, the temperature fluctuation of the sealing head is reduced, the heat sealing effect is guaranteed, and the sealing head is simpler in structure and simple in heat sealing process due to the fact that a contact type preheating mode is not adopted, and the production efficiency is improved.
Specifically, in the process of approaching the first seal head 10 and the second seal head 20 in opposite directions, the first hot air generating component 30 and the second hot air generating component 40 generate hot air (jet hot air) to preheat the tab; before the first seal head 10 and the second seal head 20 contact the tab, the first hot air generating component 30 and the second hot air generating component 40 may complete preheating of the tab, so that the production takt is faster and the efficiency is higher.
According to the pole lug heat sealing equipment and the pole lug heat sealing method provided by the embodiment of the invention, when the first hot air generating component 30 and the second hot air generating component 40 work, hot air can be supplied from the hot air spraying port 301, and the hot air can preheat pole lugs, so that the heating efficiency is improved, and the process complexity is reduced. The heat sealing device has the advantages that the temperature fluctuation caused by heat loss of the sealing head can be effectively compensated, the temperature fluctuation of the sealing head is reduced, the heat sealing effect is guaranteed, the structure of the sealing head is simpler, the heat sealing process is simple, the production efficiency is improved, the first hot air generating component 30 and the second hot air generating component 40 are easy and convenient to install, the interference to other parts such as the sealing head is small, the heat sealing device can be suitable for production of products of different types, and the universality of equipment is high.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (9)
1. The pole lug heat sealing equipment is characterized by comprising a first heat sealing part and a second heat sealing part which are arranged in opposite directions, wherein the first heat sealing part comprises a first sealing head, and the second heat sealing part comprises a second sealing head; a first hot air generating component with a hot air ejection port is adjacently arranged on one side of the first sealing head, or/and a second hot air generating component with a hot air ejection port is adjacently arranged on one side of the second sealing head;
a first angle adjusting structure for adjusting the angle between the first hot air generating component and the first sealing head is arranged between the first hot air generating component and the first sealing head, so that the first hot air generating component can swing a certain angle to one side close to the first sealing head or one side far away from the first sealing head; or/and the combination of the two,
the second hot air generating component and the second end socket are provided with a second angle adjusting structure for adjusting the angle between the second hot air generating component and the second end socket, so that the second hot air generating component can swing a certain angle to one side close to the second end socket or one side far away from the second end socket.
2. The pole ear heat sealing device as claimed in claim 1, wherein the first hot air generating member is provided adjacent to one side of the first head, the second hot air generating member is provided adjacent to one side of the second head, and the hot air ejection port of the first hot air generating member and the hot air ejection port of the second hot air generating member are provided opposite to each other.
3. The tab heat sealing device of claim 1 wherein the first hot air generating component is connected to the first head by a first removable connection; or/and the second hot air generating component is connected to the second sealing head through a second detachable connecting structure.
4. The tab heat sealing device as claimed in claim 1, wherein a first distance adjusting structure for adjusting a distance between the first hot air generating part and the second hot air generating part is provided between the first hot air generating part and the first head; or/and the combination of the two,
and a second distance adjusting structure for adjusting the distance between the second hot air generating component and the first hot air generating component is arranged between the second hot air generating component and the second sealing head.
5. A pole ear heat sealing device as claimed in any one of claims 1 to 4, wherein the first hot air generating means and the second hot air generating means each comprise a housing and an electric heating device, the electric heating device being arranged in the housing, the hot air outlet being arranged at one end of the housing, the other end of the housing being provided with an air inlet.
6. The pole ear heat sealing device as claimed in claim 5, wherein the first hot air generating means and the second hot air generating means each comprise an air flow generating means connected to the air inlet or provided in the housing, the air flow generating means being provided with a speed regulating means for regulating the flow rate of the air flow; or/and the electric heating device is connected with a power regulating device.
7. A pole ear heat sealing device as claimed in any one of claims 1 to 4, characterized in that the first head or first hot air generating part is connected with a first temperature sensor and the second head or second hot air generating part is connected with a second temperature sensor.
8. A method of heat sealing a tab, characterized by using a tab heat sealing apparatus as claimed in any one of claims 1 to 7, comprising the steps of:
placing a tab between the first heat seal member and the second heat seal member;
preheating the tab by hot air generated by the first hot air generating part and the second hot air generating part;
the first end socket and the second end socket heat-seal the tab.
9. The method of claim 8, wherein the first hot air generating component and the second hot air generating component generate hot air to preheat the tab in the process of approaching the first end socket and the second end socket in opposite directions; before the first end socket and the second end socket contact the tab, the first hot air generating component and the second hot air generating component complete preheating of the tab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011489658.5A CN114639925B (en) | 2020-12-16 | 2020-12-16 | Polar ear heat sealing equipment and polar ear heat sealing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011489658.5A CN114639925B (en) | 2020-12-16 | 2020-12-16 | Polar ear heat sealing equipment and polar ear heat sealing method |
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| Publication Number | Publication Date |
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| CN114639925A CN114639925A (en) | 2022-06-17 |
| CN114639925B true CN114639925B (en) | 2023-09-05 |
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| CN202011489658.5A Active CN114639925B (en) | 2020-12-16 | 2020-12-16 | Polar ear heat sealing equipment and polar ear heat sealing method |
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| CN208437658U (en) * | 2018-05-07 | 2019-01-29 | 浙江天能动力能源有限公司 | A kind of tooling before cast welding for the preheating of accumulator positive tab |
| CN209544503U (en) * | 2019-02-26 | 2019-10-25 | 东莞市先诺电子材料有限公司 | Tab cuts heat pressing forming device |
| CN210120198U (en) * | 2019-06-27 | 2020-02-28 | 浙江锋锂新能源科技有限公司 | Lithium battery tab top sealing device |
| CN210607440U (en) * | 2019-09-27 | 2020-05-22 | 新余市金凌能源科技有限公司 | Lithium battery tab hot press molding equipment |
| CN210325971U (en) * | 2019-10-15 | 2020-04-14 | 湖北省泰璞电子有限公司 | Cooling device for tab forming |
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| CN114639925A (en) | 2022-06-17 |
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