CN217062204U - Battery negative pressure formation equipment - Google Patents
Battery negative pressure formation equipment Download PDFInfo
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- CN217062204U CN217062204U CN202220369825.0U CN202220369825U CN217062204U CN 217062204 U CN217062204 U CN 217062204U CN 202220369825 U CN202220369825 U CN 202220369825U CN 217062204 U CN217062204 U CN 217062204U
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Abstract
The utility model relates to a battery processing technology field specifically provides a battery negative pressure becomes equipment, aims at solving current equipment and adding man-hour to the battery, needs to heat in the workshop wholly becoming, leads to becoming the problem that the process energy consumption is high. Mesh for this reason, the utility model discloses a battery negative pressure becomes equipment includes fixing device, first faller subassembly, second faller subassembly, heating device and air exhaust device, and first faller subassembly, second faller subassembly and fixing device can enclose into the airtight cavity that holds the battery, and heating device is used for heating the battery in the airtight cavity, and air exhaust device can make the interior negative pressure that forms of airtight cavity. Through the arrangement, the battery is placed in the sealed cavity and is heated under the action of the heating device, so that on one hand, the whole formation workshop is prevented from being heated, and the energy consumption of the formation process is greatly reduced; on the other hand, the device is prevented from being in a high-temperature environment, so that the failure rate of the device is reduced.
Description
Technical Field
The utility model relates to a battery processing technology field specifically provides a battery negative pressure becomes equipment.
Background
The processing of lithium ion battery adopts high temperature negative pressure to become the technology usually, uses cylinder power lithium ion battery as an example, and traditional implementation mode is through heating for the factory building environment of production, and the negative pressure becomes equipment mechanical mechanism part and partial control system and places the realization in the factory building environment of high temperature and heats the battery again, leads to the formation process energy consumption in the battery course of working very high.
Therefore, there is a need in the art for a new solution to the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving above-mentioned technical problem, promptly, solve current battery negative pressure and become equipment adding man-hour to the battery, need heat in the workshop to whole formation, lead to becoming the problem that the process energy consumption is high.
The utility model provides a battery negative pressure formation device, which comprises a fixing device, a first needle plate component, a second needle plate component, a heating device and an air exhaust device, the fixing device is used for placing a battery, the first needle plate assembly and the second needle plate assembly are both arranged on the fixing device and are arranged oppositely, at least one of the first needle plate assembly and the second needle plate assembly is movable relative to the fixture, the first needle plate assembly, the second needle plate assembly and the fixing device can enclose a closed chamber for accommodating a battery, the heating device is mounted on the first needle plate assembly and/or the second needle plate assembly, heating device is used for right the battery in the airtight cavity heats, air exhaust device can with airtight cavity intercommunication so that will thereby take out the air in the airtight cavity makes form the negative pressure in the airtight cavity. Through the arrangement, the first needle plate assembly, the second needle plate assembly and the fixing device are used for enclosing the closed cavity for accommodating the battery, and the battery in the closed cavity is directly heated under the action of the heating device, so that on one hand, the whole formation workshop is prevented from being heated, and the energy consumption of the formation process is greatly reduced; on the other hand, the device is prevented from being in a high-temperature environment, so that the failure rate of the device is reduced.
In the preferable technical scheme of the above battery negative pressure formation equipment, the fixing device includes a fixing platform and a tray placed on the fixing platform, the tray is used for placing the battery, the first needle plate assembly and the second needle plate assembly are all installed on the fixing platform and the first needle plate assembly is located above the second needle plate assembly, the first needle plate assembly can move along the vertical direction relative to the fixing platform, the first needle plate assembly, the second needle plate assembly and the fixing platform enclose the closed cavity, and in a working state, the tray is located in the closed cavity. Through such setting, promptly, place the tray on fixed platform, airtight cavity is enclosed into to first faller subassembly, second faller subassembly and fixed platform, compares and forms airtight cavity between frame and first faller, the second faller through the tray, can reduce the requirement to the intensity and the precision of tray to can reduce the processing cost of equipment.
In the preferred technical scheme of above-mentioned battery negative pressure ization becomes equipment, fixed platform includes supporting platform and sets up locating platform on the supporting platform, locating platform is located supporting platform's top and with the clearance has between the supporting platform, the tray is placed locating platform is last, first faller subassembly with second faller subassembly is all installed on the supporting platform, second faller subassembly is located locating platform's below and can for supporting platform moves along vertical direction, first faller subassembly, second faller subassembly and supporting platform can enclose into airtight chamber, under operating condition, locating platform is located in airtight chamber. Through such setting, have the clearance between locating platform and the supporting platform promptly, when placing the tray on locating platform or taking off, be convenient for fork through the clearance between locating platform and the supporting platform and get the tray to the material loading and the unloading of the tray of being convenient for improve the machining efficiency of battery.
In a preferred embodiment of the above battery negative pressure formation apparatus, in a non-operating state, the second needle plate assembly is located below the supporting platform, and in an operating state, the probe on the second needle plate assembly can pass through the supporting platform and contact the battery in the tray.
In the preferable technical scheme of the battery negative pressure formation equipment, a coarse positioning device is arranged on the positioning platform and used for performing coarse positioning on the tray when the tray is placed. Through such setting, when placing the tray on the locating platform, be convenient for carry out thick location to the tray through thick positioner to be convenient for place the tray in the suitable position on the locating platform.
In a preferred embodiment of the above battery negative pressure formation apparatus, the coarse positioning device includes two first positioning members disposed opposite to each other and two second positioning members disposed opposite to each other, opposite surfaces of the two first positioning members are both provided with first inclined surfaces, a top gap between the two first inclined surfaces is greater than a first dimension of the tray, a bottom gap between the two first inclined surfaces is equal to the first dimension of the tray, opposite surfaces of the two second positioning members are both provided with second inclined surfaces, a top gap between the two second inclined surfaces is greater than a second dimension of the tray, and a bottom gap between the two second inclined surfaces is equal to the second dimension of the tray, where the first dimension is a dimension of the tray in a length direction and the second dimension is a dimension of the tray in a width direction. Through the arrangement, the first inclined surface and the second inclined surface which are arranged on the first positioning component and the second positioning component are convenient for carrying out rough positioning on the placement of the tray, so that the tray is convenient to place at a proper position on the positioning platform.
In the preferred technical scheme of above-mentioned battery negative pressure ization becomes equipment, be provided with smart locating component on the locating platform, be provided with location structure on the tray, work as the tray is placed when locating platform is last, smart locating component with location structure cooperatees and can be right the tray carries out the accurate positioning, so that battery in the tray aims at first faller subassembly with probe on the second faller subassembly. Through such setting, when the tray was placed on the locating platform, be convenient for cooperate through the accurate locating component that sets up on the locating platform and the location structure that sets up on the tray and realize the accurate location to the tray to be convenient for make the battery in the tray aim at with the probe on first faller subassembly and the second faller subassembly, improve the battery and add the efficiency of placing of tray man-hour, and then improve the machining efficiency of battery.
In the above preferred technical solution of the battery negative pressure formation device, the first needle plate assembly includes a first plate-shaped body and a first annular housing disposed on the first plate-shaped body, the second needle plate assembly includes a second plate-shaped body and a second annular housing disposed on the second plate-shaped body, in an operating state, the first annular housing is in sealing abutment with the upper surface of the support platform, the second annular housing is in sealing abutment with the lower surface of the support platform, and the first plate-shaped body, the first annular housing, the second plate-shaped body, the second annular housing and the support platform enclose the closed chamber. Through such an arrangement, namely through the first platy body and the second platy body which are arranged, a space is convenient to provide for the installation of the probe, and the first annular outer cover and the second annular outer cover are respectively in sealing abutting contact with the upper surface and the lower surface of the supporting platform, so that a closed cavity for accommodating the battery is convenient to form, and the battery is convenient to process.
In an optimal technical scheme of the above battery negative pressure formation equipment, the heating device includes a plurality of heating members installed on the first needle plate assembly, and the heating members are arranged in one-to-one correspondence with the probes of the first needle plate assembly. Through such setting, be convenient for under the effect with the heating member of probe one-to-one, heat every battery to the homogeneity of being heated when having improved the battery and having become, and then improve the quality of battery.
In a preferred embodiment of the above battery negative pressure formation apparatus, the heating member includes a plurality of arc-shaped heating plates, and the plurality of arc-shaped heating plates are spaced around the probe. Through setting up a plurality of arc hot plates in probe circumference, be convenient for carry out contactless radiant heating to the battery, the homogeneity of being heated when further improving the battery heating improves the quality of battery.
Drawings
Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the battery negative pressure formation equipment of the present invention in a non-operating state;
fig. 2 is a schematic view of the battery negative pressure formation equipment of the present invention in an operating state;
fig. 3 is a schematic structural view of a first needle board assembly of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a schematic top view of the tray of the present invention placed on the positioning platform.
List of reference numerals:
1. a fixing device; 11. a fixed platform; 111. a support platform; 1111. a support pillar; 112. positioning the platform; 1121. a first positioning member; 11211. a first inclined surface; 1122. a second positioning member; 11221. a second inclined surface; 1123. positioning pins; 12. a tray; 13. a gap; 2. a first needle board assembly; 21. a first plate-like body; 211. a first probe base; 22. a first annular housing; 23. a first seal ring; 3. a second needle plate assembly; 30. a fixing plate; 31. a second plate-like body; 311. a second probe mount; 32. a second annular housing; 33. a second seal ring; 4. a probe; 41. a current pin; 42. a voltage pin; 5. a heating member; 51. an arc-shaped heating plate; 52. a temperature probe; 6. an air extraction opening; 7. a first cylinder; 8. a second cylinder.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. For example, although the components in the drawings are illustrated in a certain proportional relationship, the proportional relationship is not constant, and those skilled in the art can make adjustments as needed to adapt to specific applications, and the adjusted technical solution will still fall into the protection scope of the present invention; furthermore, although the following embodiments are described in conjunction with a negative pressure formation device for a cylindrical power lithium ion battery, the present invention is also applicable to other types of negative pressure formation devices, such as square lithium ion batteries, soft-package lithium ion batteries, etc., and the adjustment and change of the applicable objects are not deviated from the principles and scope of the present invention.
It should be noted that in the description of the present invention, the terms "top", "bottom", "upper", "lower", "inner", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" in the description of the present invention are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Firstly, refer to fig. 1 and fig. 2, wherein, fig. 1 is a schematic structural diagram of the battery negative pressure formation equipment of the present invention in a non-working state; fig. 2 is a schematic structural diagram of the battery negative pressure formation equipment of the present invention in an operating state.
As shown in fig. 1 and 2, the utility model discloses a battery negative pressure becomes equipment includes fixing device 1, first faller subassembly 2, second faller subassembly 3, heating device and air exhaust device, fixing device 1 is used for placing the battery, first faller subassembly 2 and second faller subassembly 3 are all installed on fixing device 1 and relative setting, first faller subassembly 2 and second faller subassembly 3 can remove for fixing device 1, first faller subassembly 2, second faller subassembly 3 and fixing device 1 can enclose into the airtight chamber who holds the battery, heating device installs on first faller subassembly 2 and second faller subassembly 3, heating device is used for heating the battery in the airtight chamber, thereby air exhaust device can communicate with airtight chamber so that take out the air in the chamber and make airtight chamber form the negative pressure.
Through the arrangement, a closed cavity for accommodating the battery is enclosed by the first needle plate assembly 2, the second needle plate assembly 3 and the fixing device 1, the battery in the closed cavity is convenient to heat, on one hand, the whole formation workshop is prevented from being heated, and the energy consumption of the formation process is greatly reduced; on the other hand, the device is prevented from being in a high-temperature environment, so that the failure rate of the device is reduced.
It should be noted that, in practical applications, the first needle plate assembly 2 and the second needle plate assembly 3 are not limited to be set to move relative to the fixing device 1, for example, the first needle plate assembly 2 may also be directly fixed on the fixing device 1, and only the second needle plate assembly 3 may be set to move relative to the fixing device 1, or the second needle plate assembly 3 may also be directly fixed on the fixing device 1, and only the first needle plate assembly 2 may be set to move relative to the fixing device 1, so that the flexible adjustment and change do not deviate from the principles and scope of the present invention, which should be defined within the protection scope of the present invention. Of course, it is preferred that both the first needle board assembly 2 and the second needle board assembly 3 are arranged to be movable relative to the fixture 1.
Preferably, as shown in fig. 1, the fixing device 1 includes a fixing platform 11 and a tray 12 placed on the fixing platform 11, the tray 12 is used for placing a battery, the first needle plate assembly 2 and the second needle plate assembly 3 are both installed on the fixing platform 11, and the first needle plate assembly 2 is located above the second needle plate assembly 3, the first needle plate assembly 2 can move in the vertical direction relative to the fixing platform 11, the first needle plate assembly 2, the second needle plate assembly 3 and the fixing platform 11 enclose a closed chamber, and in a working state, the tray 12 is located in the closed chamber.
Through such setting, namely, arrange tray 12 in on fixed platform 11 to enclose into airtight chamber with first faller subassembly 2 and second faller subassembly 3 and fixed platform 11, thereby be convenient for the formation of airtight chamber, and then be convenient for carry out the negative pressure to the battery in the tray 12 and become.
It should be noted that, in practical application, the enclosed cavity is enclosed by the first needle plate assembly 2, the second needle plate assembly 3 and the fixing platform 11, for example, the enclosed cavity can be enclosed by the first needle plate assembly 2, the second needle plate assembly 3 and the tray 12, specifically, the first needle plate assembly 2 and the second needle plate assembly 3 can be respectively sealed and supported on the upper and lower sides of the frame of the tray 12, and so on, and the adjustment and change of the specific forming mode of the enclosed cavity do not deviate from the principle and scope of the present invention, which should be included in the protection scope of the present invention.
Of course, preferably enclose into airtight chamber through first faller subassembly 2, second faller subassembly 3 and fixed platform 11, compare and enclose into airtight chamber through first faller subassembly 2, second faller subassembly 3 and tray 12, can reduce the requirement to the intensity and the precision of tray to can reduce the processing cost of equipment.
It should be noted that, in practical applications, a person skilled in the art may set the fixing platform 11 as the supporting platform 111 for supporting the tray 12, and the tray 12 is placed on the supporting platform 111, or may set the fixing platform 11 as the supporting platform 111 and the positioning platform 112 disposed on the supporting platform 111, for example, a supporting member is disposed on the supporting platform 111, the positioning platform 112 is formed above the supporting member, and the tray 12 is placed on the positioning platform 112, etc., and such adjustment and change of the specific setting manner of the fixing platform 11 do not depart from the principles and scope of the present invention, which should be included in the protection scope of the present invention.
Preferably, as shown in fig. 2, the fixed platform 11 includes a supporting platform 111 and a positioning platform 112 disposed on the supporting platform 111, the positioning platform 112 is located above the supporting platform 111 and has a gap 13 with the supporting platform 111, the tray 12 is placed on the positioning platform 112, the first needle board assembly 2 and the second needle board assembly 3 are both mounted on the supporting platform 111, the second needle board assembly 3 is located below the positioning platform 112 and can move in the vertical direction relative to the supporting platform 111, the first needle board assembly 2, the second needle board assembly 3 and the supporting platform 111 can enclose a closed chamber, and in an operating state, the positioning platform 112 is located in the closed chamber.
Through such an arrangement, that is, the fixing platform 11 is set as the supporting platform 111 and the positioning platform 112 is set on the supporting platform 111, and the gap 13 is provided between the positioning platform 112 and the supporting platform 111, so that when the tray 12 is placed or taken down from the positioning platform 112, the tray 12 is forked through the gap 13 formed between the positioning platform 112 and the supporting platform 111, thereby improving the efficiency of loading and unloading the tray 12, and facilitating the use of the battery negative pressure forming equipment on a production line.
It should be noted that, in practical application, the size of the gap 13 between the positioning platform 112 and the supporting platform 111 can be adjusted according to the actual need of the actual production when the forklift forks the pallet 12, and such flexible adjustment does not deviate from the principles and scope of the present invention should be included in the protection scope of the present invention.
It should be noted that, in practical applications, in the case of the supporting member disposed on the supporting platform 111 for placing the tray 12, the skilled person can configure the supporting member as a supporting frame, or alternatively, the supporting member can also be configured as a supporting column, etc., and such adjustment and change to the specific configuration type of the supporting member do not depart from the principle and scope of the present invention, and all should be included in the protection scope of the present invention.
Preferably, as shown in fig. 1, a plurality of supporting columns 1111 are disposed on the supporting platform 111, the top ends of the plurality of supporting columns 1111 form the positioning platform 112, the tray 12 is placed on the positioning platform 112, and a gap 13 is formed between the positioning platform 112 and the supporting platform 111.
Preferably, as shown in fig. 1, a coarse positioning assembly is provided on the positioning platform 112, and the coarse positioning device is used for performing coarse positioning on the pallet 12 when the pallet 12 is placed.
With continuing reference to fig. 1 and with further reference to fig. 5, fig. 5 is a schematic top view of the pallet of the present invention placed on the positioning platform.
Preferably, as shown in fig. 1 and 5, the coarse positioning assembly includes two oppositely disposed first positioning members 1121 and two oppositely disposed second positioning members 1122, opposite surfaces of the two first positioning members 1121 are each provided with a first inclined surface 11211, and a top gap L of the two first inclined surfaces 11211 1 Is larger than the first dimension D of the tray 12 1 Bottom clearance L of the two first inclined surfaces 11211 2 Equal to the first dimension D of the tray 12 1 Opposite surfaces of the two second positioning members 1122 are provided with second inclined surfaces 11221, and a top gap W of the two second inclined surfaces 11221 1 Is greater than the second dimension D of the tray 12 2 Bottom gap W of two second inclined surfaces 11221 2 Equal to the second dimension D of the tray 12 2 Wherein the first dimension D 1 The dimension of the tray 12 in the longitudinal direction, the second dimension D 2 Is the dimension of the tray 12 in the width direction.
With this arrangement, coarse positioning of the tray 12 is facilitated by the first inclined surface 11211 and the second inclined surface 11221 provided on the first positioning member 1121 and the second positioning member 1122, that is, when the tray 12 is placed between the first positioning member 1121 and the second positioning member 1122, the length direction and the width direction of the tray 12 slide down along the top of the first inclined surface 11211 and the second inclined surface 11221, respectively, until the tray 12 slides down to the bottom of the first positioning member 1121 and the second positioning member 1122, that is, the tray 12 falls on the positioning platform 112, thereby achieving the coarse positioning of the tray 12, and facilitating the placement of the tray 12 at a proper position on the positioning platform 112.
Illustratively, the first positioning members 1121 are first positioning blocks, two first positioning blocks are oppositely disposed left and right, two second positioning members 1122 are respectively disposed at two sides of the first positioning blocks, and each second positioning member 1122 includes two second positioning blocks, and two second positioning blocks at two sides of each first positioning block are oppositely disposed.
It should be noted that, in practical applications, a person skilled in the art may set the cross-section of the first positioning member 1121 and the second positioning member 1122 to be triangular, the first inclined surface 11211 and the second inclined surface 11221 are the hypotenuses of the triangle respectively, alternatively, the cross sections of the first positioning member 1121 and the second positioning member 1122 may be set to be trapezoidal, and the first inclined surface 11211 and the second inclined surface 11221 are oblique sides of the trapezoidal shape, respectively, or one of the cross sections of the first positioning member 1121 and the second positioning member 1122 may be set to be triangular, the other may be set to be trapezoidal, the first inclined surface 11211 and the second inclined surface 11221 are oblique sides of the triangular or trapezoidal shape, respectively, or the like, such adjustment and change of the specific arrangement shape of the cross section of the first positioning member 1121 and the second positioning member 1122 are not deviated from the principle and scope of the present invention, and all shall be included in the protection scope of the present invention. It is of course preferable to provide the first and second positioning members 1121 and 1122 with a trapezoidal cross section.
Preferably, as shown in fig. 1, a fine positioning assembly is disposed on the positioning platform 112, and a positioning structure (not shown) is disposed on the tray 12, and when the tray 12 is placed on the positioning platform 112, the fine positioning assembly and the positioning structure cooperate to accurately position the tray 12, so that the battery in the tray 12 is aligned with the probes 4 on the first needle plate assembly 2 and the second needle plate assembly 3.
Through such setting, when the tray 12 is placed on the positioning platform 112, the accurate positioning of the tray 12 is realized by matching the accurate positioning assembly arranged on the positioning platform 112 and the positioning structure arranged on the tray 12, so that the battery in the tray 12 is aligned with the probes 4 on the first needle plate assembly 2 and the second needle plate assembly 3, the efficiency of placing the tray 12 on the positioning platform 112 during battery processing is improved, and the processing efficiency of the battery is improved.
It should be noted that, in practical application, a person skilled in the art can set the positioning structure on the fine positioning assembly and the tray 12 to the structure matching the positioning protrusion and the positioning groove, or can set the positioning structure on the fine positioning assembly and the tray 12 to the structure matching the positioning pin and the positioning hole, and so on, and the adjustment and change of the specific structural form of the fine positioning assembly and the positioning structure are not deviated.
Preferably, as shown in fig. 1, the fine positioning assembly includes a plurality of positioning pins 1123 disposed on the positioning platform 112, the positioning structure includes a plurality of positioning holes disposed on the tray 12, and the positioning pins 1123 are matched with the positioning holes and are disposed in a one-to-one correspondence.
It should be noted that, in practical applications, a person skilled in the art may set the positioning pin 1123 to be inserted into the positioning platform 112, or may set the positioning pin 1123 to be connected to the positioning platform 112 by a screw thread, etc., and such adjustment and change of the specific fixing manner between the positioning pin 1123 and the positioning platform 112 do not deviate from the principle and scope of the present invention, which should be included in the protection scope of the present invention.
Preferably, the locating pin 1123 is configured to threadably engage the locating platform 112.
It should be noted that, in practical applications, a person skilled in the art may configure the first needle plate assembly 2 and the second needle plate assembly 3 as a column-shaped body having a bottom surface, or may configure the first needle plate assembly 2 and the second needle plate assembly 3 as a hermetically connected plate-shaped body and an annular housing, etc., and such adjustments and changes to the specific types of the first needle plate assembly 2 and the second needle plate assembly 3 do not depart from the principle and scope of the present invention, which should be included in the protection scope of the present invention.
With continuing reference to fig. 2 and with continuing reference to fig. 3, fig. 3 is a schematic structural diagram of a first needle board assembly according to the present invention.
Preferably, as shown in fig. 2 and 3, the first faller bar assembly 2 comprises a first plate-like body 21 and a first annular housing 22 arranged on the first plate-like body 21, the second faller bar assembly 3 comprises a second plate-like body 31 and a second annular housing 32 arranged on the second plate-like body 31, and in the working state, as shown in fig. 2, the first annular housing 22 is sealed against the upper surface of the supporting platform 111, the second annular housing 32 is sealed against the lower surface of the supporting platform 111, and the first plate-like body 21, the first annular housing 22, the second plate-like body 31, the second annular housing 32 and the supporting platform 111 enclose the closed chamber.
By arranging the first plate-like body 21 and the second plate-like body 31 to provide a space for installing the probe 4, the first annular housing 22 and the second annular housing 32 are moved toward the supporting platform 111 and are respectively sealed against the upper surface and the lower surface of the supporting platform 111, so that a sealed chamber for accommodating the battery is formed, and the battery is processed conveniently.
It should be noted that, in practical applications, the sealing rings disposed on the upper surface and the lower surface of the supporting platform 111 for the first annular outer cover 22 and the second annular outer cover 32 to abut against can be set to realize, or the sealing rings disposed on the upper surface and the lower surface of the supporting platform 111 can also realize, and so on, and such adjustment and change of the specific implementation manner for the sealing abutting of the first annular outer cover 22 and the second annular outer cover 32 against the supporting platform 111 do not deviate from the principle and scope of the present invention, which should be included in the protection scope of the present invention.
Preferably, as shown in fig. 1 and 3, a first sealing ring 23 is provided on the side of the first annular housing 22 close to the support platform 111, and a second sealing ring 33 is provided on the side of the second annular housing 32 close to the support platform 111.
The provision of the first and second seal rings 23, 33 on the first and second annular housings 22, 32 facilitates sealing abutment between the first and second needle plate assemblies 2, 3 and the support platform 111.
With continuing reference to fig. 1 and 3 and with continuing reference to fig. 4, fig. 4 is an enlarged view of a portion of fig. 3 at a.
Preferably, as shown in fig. 1, 3 and 4, a plurality of first probe bases 211 and a plurality of second probe bases 311 are respectively disposed on the first plate-shaped body 21 and the second plate-shaped body 31, a group of probes 4 is mounted on each of the first probe bases 211 and each of the second probe bases 311, the probes 4 are uniformly distributed on the first plate-shaped body 21 and the second plate-shaped body 31, each group of probes 4 comprises a voltage pin 42 and a current pin 41, and when the probes 4 are in contact with a battery, the battery is charged and discharged by the current of the current pin 41, and the voltage pin 42 is in contact with the battery for measuring the voltage of the battery.
Through such setting, set up a plurality of probe 4 on first faller subassembly 2 and second faller subassembly 3 promptly, be convenient for carry out the negative pressure simultaneously to a plurality of batteries and become, improve the machining efficiency of battery.
Preferably, as shown in fig. 1, 3 and 4, the heating device includes a plurality of heating members 5 mounted on the first needle board assembly 2 and the second needle board assembly 3, and the plurality of heating members 5 are respectively arranged in one-to-one correspondence with the probes 4 on the first needle board assembly 2 and the second needle board assembly 3, that is, each probe 4 on the first needle board assembly 2 corresponds to one heating member 5, and similarly, each probe 4 on the second needle board assembly 3 also corresponds to one heating member 5.
Through such setting, be convenient for independently heat every battery through heating member 5, improve the homogeneity of being heated of every battery, simultaneously, be convenient for carry out independent control to the heating temperature of every battery to improve the quality of battery.
It should be noted that, in practical applications, the heating device may be disposed on the first needle plate assembly 2, or the heating device may be disposed on the second needle plate assembly 3, and so on, and such adjustment and change of the specific disposition position of the heating device do not deviate from the principle and scope of the present invention, which should be included in the protection scope of the present invention. It is of course preferred that heating means are provided on both the first needle board assembly 2 and the second needle board assembly 3.
It should be noted that, in practical applications, a person skilled in the art may set the heating member 5 as a heating rod, or may set the heating member 5 as a heating plate, or may set the heating member 5 as a heating ring, etc., and such adjustment and change of the specific setting type of the heating member 5 do not depart from the principle and scope of the present invention, which should be included in the protection scope of the present invention.
Preferably, as shown in fig. 3 and 4, the heating member 5 is provided as three arc-shaped heating plates 51, and the three arc-shaped heating plates 51 are evenly distributed around the probes 4.
Through such setting, be convenient for carry out radiant heating to the battery through arc hot plate 51 to improve the homogeneity of being heated of each position of battery, and then improve the quality of battery.
It should be noted that, in practical applications, the number of the arc heating plates 51 is not limited to 3, for example, the number of the arc heating plates 51 may also be set to 4, or the number of the arc heating plates 51 may also be set to 5, and so on, and such adjustment and change to the specific number of the arc heating plates 51 are not deviated from the principle and scope of the present invention, and all should be included in the protection scope of the present invention. It is of course preferable to set the number of the arc-shaped heating plates 51 to 3.
Preferably, as shown in fig. 4, the battery negative pressure formation equipment of the present invention includes a temperature probe 52 disposed on the first plate-shaped body 21, wherein the temperature probe 52 is located inside the arc-shaped heating plate 51, so as to measure the heated temperature of the battery through the temperature probe 52.
By such an arrangement, the heating power of the heating member 5 can be adjusted in real time by measuring the heat receiving temperature of the battery by the temperature probe 52, so that the heating temperature can be set within the range of the optimal heat receiving temperature of the battery, thereby improving the quality of the battery.
Preferably, as shown in fig. 1 and fig. 2, the battery negative pressure formation equipment of the present invention further includes a driving device, the driving device includes a first cylinder 7 and a second cylinder 8, an output end of the first cylinder 7 is fixedly connected to the first needle plate assembly 2, an output end of the second cylinder 8 is fixedly connected to the second needle plate assembly 3 through a fixing plate 30, an opening (not shown in the figure) is provided on the supporting platform 111, a size of the opening is adapted to the second needle plate assembly 3 and smaller than a size of the tray 12, in a non-working state, the first needle plate assembly 2 and the second needle plate assembly 3 are respectively located above and below the supporting platform 111, in a working state, the first cylinder 7 drives the first needle plate assembly 2 to move towards the supporting platform 111, and the first annular housing 22 of the first needle plate assembly 2 is sealed and abutted against an upper surface of the supporting platform 111, and the probe 4 on the first needle plate assembly 2 is contacted with a top end of the battery, the second cylinder 8 drives the second needle plate assembly 3 to move towards the direction of the supporting platform 111, the second annular outer cover 32 of the second needle plate assembly 3 is sealed and abutted against the lower surface of the supporting platform 111, the probe 4 on the second needle plate assembly 3 penetrates through an opening in the supporting platform 111 and contacts with the bottom end of a battery, the first needle plate assembly 2, the second needle plate assembly 3 and the supporting platform 111 enclose a closed cavity, and the battery is located in the closed cavity.
Through the arrangement, when the tray 12 needs to be placed on or taken down from the positioning platform 112, the first air cylinder 7 and the second air cylinder 8 drive the first needle plate assembly 2 and the second needle plate assembly 3 to respectively move towards the direction far away from the supporting platform 111, so that the tray 12 is prevented from being influenced to be taken and placed; when the need carries out the negative pressure formation to the battery, first cylinder 7 and second cylinder 8 drive first faller subassembly 2 and second faller subassembly 3 and move towards supporting platform 111's direction respectively to make first faller subassembly 2 and second faller subassembly 3 sealed the upper surface and the lower surface that support platform 111 that support leaned on respectively, make first faller subassembly 2, second faller subassembly 3 and supporting platform 111 enclose into airtight chamber.
It should be noted that, in practical applications, the first needle plate assembly 2 and the second needle plate assembly 3 are not limited to be driven by a cylinder, for example, they may also be driven by a stepping motor, or they may also be driven by a hydraulic cylinder, etc., and such adjustment and change of the specific driving manner for the first needle plate assembly 2 and the second needle plate assembly 3 do not depart from the principle and scope of the present invention, and all should be included in the protection scope of the present invention.
In addition, it should be noted that, in practical application, the driving device may also be omitted, and the first needle plate assembly 2 and the second needle plate assembly 3 are directly moved by a manual operation, in this case, a clamping structure may be disposed between the first needle plate assembly 2 and the supporting platform 111 and between the second needle plate assembly 3 and the supporting platform 111, so as to ensure the sealing performance of the sealed chamber. Of course, it is preferred to provide a drive means to drive the first needle bar assembly 2 and the second needle bar assembly 3 in movement.
Preferably, as shown in fig. 3, the utility model discloses a battery negative pressure becomes equipment still includes the extraction opening 6 that sets up on first needle board subassembly 2, thereby airtight cavity passes through extraction opening 6 and air exhaust device (not shown in the figure) intercommunication so that take the air in the airtight cavity out and make the airtight cavity form the negative pressure.
It should be noted that, in practical applications, the position of the air exhaust opening 6 is not limited to be disposed on the first plate-shaped body 21, for example, the air exhaust opening may also be disposed on the first annular housing 22, and so on, and such adjustment and change of the specific arrangement of the air exhaust opening 6 on the first needle plate assembly 2 do not deviate from the principle and scope of the present invention, and all should be included in the protection scope of the present invention.
It should be noted that, in practical application, the setting position of the air exhaust opening 6 is not limited to be set on the first needle plate assembly 2, for example, the air exhaust opening 6 can also be set on the second needle plate assembly 3, or the air exhaust opening 6 can also be set on the first needle plate assembly 2 and the second needle plate assembly 3 at the same time, and so on, and such adjustment and change to the specific setting position of the air exhaust opening 6 do not deviate from the principle and scope of the present invention, which should be included in the protection scope of the present invention.
It should also be noted that, in practical applications, those skilled in the art can set the air extractor as an air pump, or alternatively, can set the air extractor as a vacuum gun, etc., and such adjustment and change to the specific setting type of the air extractor do not deviate from the principle and scope of the present invention, which should be included in the protection scope of the present invention.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions can be made on the related technical features by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions will fall into the protection scope of the invention.
Claims (10)
1. A battery negative pressure formation device is characterized by comprising a fixing device, a first needle plate component, a second needle plate component, a heating device and an air extracting device, the fixing device is used for placing a battery, the first needle plate assembly and the second needle plate assembly are arranged on the fixing device and are arranged oppositely, at least one of the first needle bar assembly and the second needle bar assembly is movable relative to the fixture, the first needle plate assembly, the second needle plate assembly and the fixing device can enclose a closed chamber for accommodating a battery, the heating device is mounted on the first needle plate assembly and/or the second needle plate assembly, heating device is used for right the battery in the airtight cavity heats, air exhaust device can with airtight cavity intercommunication so that will thereby take out the air in the airtight cavity makes form the negative pressure in the airtight cavity.
2. The negative-pressure battery formation equipment according to claim 1, wherein the fixing device comprises a fixing platform and a tray placed on the fixing platform, the tray is used for placing a battery, the first needle plate assembly and the second needle plate assembly are both mounted on the fixing platform, the first needle plate assembly is located above the second needle plate assembly, the first needle plate assembly can move in a vertical direction relative to the fixing platform, the first needle plate assembly, the second needle plate assembly and the fixing platform enclose the closed chamber, and in an operating state, the tray is located in the closed chamber.
3. The negative-pressure battery formation equipment according to claim 2, wherein the fixing platform comprises a supporting platform and a positioning platform arranged on the supporting platform, the positioning platform is located above the supporting platform, a gap is reserved between the positioning platform and the supporting platform, the tray is placed on the positioning platform, the first needle plate assembly and the second needle plate assembly are both mounted on the supporting platform, the second needle plate assembly is located below the positioning platform and can move in a vertical direction relative to the supporting platform, the first needle plate assembly, the second needle plate assembly and the supporting platform can enclose the closed chamber, and in an operating state, the positioning platform is located in the closed chamber.
4. The battery negative-pressure formation equipment according to claim 3, wherein in a non-working state, the second needle plate assembly is positioned below the supporting platform, and in a working state, a probe on the second needle plate assembly can pass through the supporting platform and contact the battery in the tray.
5. The battery negative-pressure formation equipment according to claim 3, wherein a coarse positioning device is arranged on the positioning platform and used for performing coarse positioning on the tray when the tray is placed.
6. The negative pressure battery forming apparatus according to claim 5, wherein the coarse positioning device comprises two first positioning members and two second positioning members, the first positioning members are oppositely arranged, the opposite surfaces of the two first positioning members are respectively provided with a first inclined surface, the top gap of the two first inclined surfaces is larger than the first size of the tray, the bottom gap of the two first inclined surfaces is equal to the first size of the tray, the opposite surfaces of the two second positioning members are respectively provided with a second inclined surface, the top gap of the two second inclined surfaces is larger than the second size of the tray, and the bottom gap of the two second inclined surfaces is equal to the second size of the tray, wherein the first dimension is a dimension of the tray in a length direction, and the second dimension is a dimension of the tray in a width direction.
7. The battery negative-pressure formation equipment according to claim 3, wherein a fine positioning assembly is arranged on the positioning platform, a positioning structure is arranged on the tray, and when the tray is placed on the positioning platform, the fine positioning assembly and the positioning structure are matched to accurately position the tray, so that the battery in the tray is aligned with the probes on the first needle plate assembly and the second needle plate assembly.
8. The battery negative pressure formation equipment according to claim 3, wherein the first needle plate assembly comprises a first plate-shaped body and a first annular housing arranged on the first plate-shaped body, the second needle plate assembly comprises a second plate-shaped body and a second annular housing arranged on the second plate-shaped body, in an operating state, the first annular housing is in sealing contact with an upper surface of the supporting platform, the second annular housing is in sealing contact with a lower surface of the supporting platform, and the first plate-shaped body, the first annular housing, the second plate-shaped body, the second annular housing and the supporting platform enclose the closed chamber.
9. The battery negative pressure formation apparatus according to any one of claims 1 to 8, wherein the heating device includes a plurality of heating members mounted on the first needle plate assembly, and the heating members are arranged in one-to-one correspondence with the probes of the first needle plate assembly.
10. The apparatus of claim 9, wherein the heating member comprises a plurality of arcuate heating plates spaced around the probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220369825.0U CN217062204U (en) | 2022-02-23 | 2022-02-23 | Battery negative pressure formation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220369825.0U CN217062204U (en) | 2022-02-23 | 2022-02-23 | Battery negative pressure formation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217062204U true CN217062204U (en) | 2022-07-26 |
Family
ID=82486350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220369825.0U Active CN217062204U (en) | 2022-02-23 | 2022-02-23 | Battery negative pressure formation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217062204U (en) |
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2022
- 2022-02-23 CN CN202220369825.0U patent/CN217062204U/en active Active
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