CN221123735U - Air tightness detection pressing and sealing mechanism for battery cover - Google Patents
Air tightness detection pressing and sealing mechanism for battery cover Download PDFInfo
- Publication number
- CN221123735U CN221123735U CN202323111196.5U CN202323111196U CN221123735U CN 221123735 U CN221123735 U CN 221123735U CN 202323111196 U CN202323111196 U CN 202323111196U CN 221123735 U CN221123735 U CN 221123735U
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- positioning
- battery cover
- pressing
- inflating
- sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 48
- 238000003825 pressing Methods 0.000 title claims abstract description 43
- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 230000009471 action Effects 0.000 claims abstract description 10
- 239000001307 helium Substances 0.000 claims description 8
- 229910052734 helium Inorganic materials 0.000 claims description 8
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a battery cover airtight detection pressing airtight mechanism, which comprises a positioning assembly and a pressing sealing assembly driven by a sliding assembly to realize horizontal sliding and lifting actions, wherein the positioning assembly comprises a positioning carrier plate, a plurality of positioning grooves are arrayed on the positioning carrier plate, a battery cover placed in the positioning grooves is grabbed through a mechanical clamping jaw, the center of each positioning groove is provided with a positive positioning column, the positive positioning columns are matched with positive holes of the battery cover, the periphery of each positioning groove is provided with a sealing ring, an air suction channel is arranged in each positioning carrier plate and communicated with all positioning grooves, air suction actions are implemented on the positioning grooves after the battery cover is placed, the air suction channel is externally connected with an airtight detector, the pressing sealing assembly comprises a pressing cylinder, a sealing cover, an air distribution pipe and a plurality of air charging pipes, the detection effect of the battery cover airtight detection pressing airtight mechanism is good, and the positioning carrier plate array is provided with a plurality of positioning grooves, batch detection can be implemented, and the rapid airtight detection requirements on batch battery covers are met.
Description
Technical Field
The utility model relates to the technical field of detection equipment, in particular to a battery cover airtight detection pressing airtight mechanism.
Background
The air tightness detection is often carried out by adopting a negative pressure method principle, wherein the negative pressure method is to vacuumize under the condition of equipment sealing, so that the internal pressure is smaller than the external atmospheric pressure, and a vacuum attenuation method (dry detection) and a vacuum side leakage method (water detection) are specifically applied; the vacuum attenuation method is to directly or indirectly vacuumize the product under the condition of completely sealing all contact surfaces, and analyze and read the pressure value by an IK-MF series air tightness detector so as to judge whether the product is qualified.
The battery cover produced and prepared by the existing automatic production line is required to be subjected to batch air tightness detection so as to ensure that each battery cover cannot generate air leakage, liquid leakage and air inlet oxidation corrosion, ensure the safety of electrochemical performance inside the battery and improve the safety and stability of a battery pack of a new energy automobile, and therefore, a set of sealing structure is specially designed for the battery cover, and a mechanism device for detecting whether the air tightness in the sealing structure is attenuated or not after helium is filled is vacuumized so as to meet the requirement of rapid air tightness detection of the batch battery covers.
Disclosure of utility model
The purpose of the utility model is that: in view of the technical requirements in the background technology, the air tightness detection pressing and sealing mechanism for the battery cover is designed, so that vacuum sealing of a product to be detected can be realized, and the air tightness performance of the product is detected by matching with an air tightness detector, and the air tightness detection mechanism is practical and convenient.
The technical scheme adopted for solving the problems is as follows:
The airtight detection pressing sealing mechanism for the battery cover comprises a positioning component arranged on a workbench and a pressing sealing component driven by a sliding component to realize horizontal sliding and lifting actions,
The positioning component comprises a positioning carrier plate, a plurality of positioning grooves are arrayed on the positioning carrier plate, a battery cover placed in the positioning grooves is grabbed by a mechanical clamping jaw, a positive positioning column is arranged in the center of each positioning groove and matched with a positive hole of the battery cover to realize sealing, a sealing ring is arranged on the periphery of each positioning groove and used for sealing the outer Zhou Fengdu of the lower end face of the battery cover, an air suction channel is arranged in the positioning carrier plate and communicated with all positioning grooves, air suction action is implemented on the positioning grooves placed with the battery cover, and the air suction channel is externally connected with an air tightness detector,
The sliding component comprises a pushing cylinder, a sliding block and sliding rail component and a sliding frame, the pushing cylinder drives the sliding frame to slide along the linear direction of the sliding rail, the sliding frame is provided with a pressing sealing component,
The pressing sealing assembly comprises a pressing cylinder, a sealing cover, an inflating shunt pipe and a plurality of inflating pipes, wherein the pressing cylinder is arranged in an array, the pressing rod of the pressing cylinder drives the sealing cover to move up and down and is opposite to a positioning groove on a positioning carrier disc to implement accurate pressing sealing action, a sealing ring is arranged on the periphery of the lower end face of the sealing cover and used for sealing the periphery of the upper end face of a battery cover, an inflating cavity is arranged in the center of the sealing cover, an inflating opening is formed in the side wall of the inflating cavity, the inflating opening is communicated with the inflating pipes, all the inflating pipes are communicated with the restarting shunt pipe and are converged in the inflating shunt pipe, external inflating is implemented by an external helium inflating device matched with a pressure valve, helium with certain pressure is filled in an inflating cavity at the upper end of the battery cover, negative pressure change is implemented in an air suction channel at the lower end of the battery cover, and the inflating cavity is detected by an airtight detector.
Further, the inflation shunt tube is provided with a barometer for detecting the change of the air pressure in the tube.
Further, the positioning pin holes are formed in the two sides of the positioning carrier plate, and the positioning pin holes are matched with positioning pins which are arranged at corresponding positions on the two sides of the sliding frame and driven by positioning cylinders to stretch and retract, so that positioning locking of the sliding plate is realized.
The beneficial effects of the utility model are as follows:
The airtight detection pressing airtight mechanism for the battery cover seals the outer Zhou Fengdu of the upper end and the lower end of the battery cover by means of pressing the sealing assembly and the positioning grooves, the mode that the lower part is vacuumized firstly and then helium is flushed above is adopted, whether the battery cover leaks air or not is detected by detecting the mode that the vacuum negative pressure below changes, the sealing ring and the positive positioning column are adopted to fully seal the battery cover, the detection effect is good, the positioning carrier disc array is provided with a plurality of positioning grooves, batch detection can be implemented, and the rapid airtight detection requirement on batch battery covers is met.
Drawings
FIG. 1 is a front plan view of a battery cover airtight detection lamination closing mechanism of the present embodiment;
FIG. 2 is a rear top view of the airtight detecting, pressing and sealing mechanism of the battery cover of the present embodiment;
FIG. 3 is a side plan view of the positioning carrier plate according to the present embodiment;
FIG. 4 is a side view of the ejector cylinder according to the present embodiment;
FIG. 5 is a side bottom view of the seal housing of the present embodiment;
fig. 6 is a side bottom view of the battery cover according to the present embodiment;
Wherein, the device comprises a 1-pushing cylinder, a 2-pressing cylinder, a 3-pressing sealing component, a 4-sliding rail, a 5-positioning groove, a 6-positioning carrier disc, a 7-inflating shunt tube, an 8-barometer, a 9-positioning cylinder and a 10-positioning pin, 11-sealing cover, 12-positioning pin hole, 13-positive electrode positioning post, 14-air extraction channel, 15-pressing rod, 16-sealing ring, 17-inflation inlet, 18-inflation tube, 19-positive electrode hole and 20-battery cover.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1 to 6, the embodiment provides a battery cover airtight detection pressing airtight mechanism, which comprises a positioning assembly arranged on a workbench, and a pressing sealing assembly 3 driven by the sliding assembly to realize horizontal sliding and lifting actions, wherein the positioning assembly comprises a positioning carrier disc 6, 22 positioning grooves 5 are arrayed on the positioning carrier disc 6, a battery cover 20 placed in the positioning groove 5 through grabbing by a mechanical clamping jaw is arranged in the positioning groove 5, an anode positioning post 13 is arranged in the center of the positioning groove 5, the anode positioning post 13 is matched with an anode hole 19 of the battery cover 20 to realize sealing, a sealing ring 16 is arranged on the periphery of the positioning groove 5 and used for sealing the outer Zhou Fengdu of the lower end face of the battery cover 20, an air suction channel 14 is arranged in the positioning carrier disc 6, the air suction channel 14 is communicated with all the positioning grooves 5, air suction actions are implemented on the positioning grooves 5 after the battery cover 20 is placed, and the air suction channel 14 is externally connected with an airtight detector.
Referring to fig. 1 and 2, the sliding assembly comprises a pushing cylinder 1, a sliding block and sliding rail 4 assembly and a sliding frame, wherein the pushing cylinder 1 drives the sliding frame to slide along the linear direction of the sliding rail 4, and the sliding frame is provided with a pressing sealing assembly 3.
Referring to fig. 1 and 2, the pressing seal assembly 3 includes 22 pressing cylinders 2 arranged in an array, a seal cover 11, and an inflation shunt tube 7 and 22 inflation tubes 18, a pressing rod 15 of the pressing cylinder 2 drives the seal cover 11 to move up and down, and performs accurate pressing and sealing actions on a positioning groove 5 on the positioning carrier plate 6, a seal ring 16 is arranged on the periphery of the lower end surface of the seal cover 11, and is used for sealing the periphery of the upper end surface of the battery cover 20, an inflation cavity is arranged in the center of the seal cover 11, an inflation opening 17 is formed in the side wall of the inflation cavity, the inflation opening 17 is communicated with the inflation tube 18, all the inflation tubes 18 are communicated with the restarting shunt tube, are converged in the inflation shunt tube 7, and are inflated by external helium inflation equipment in cooperation with a pressure valve, so that the inflation cavity at the upper end of the battery cover 20 is filled with helium gas with certain pressure, negative pressure change in an air suction channel 14 at the lower end of the battery cover 20 is detected by an air tightness detector.
Referring to fig. 2, the inflation shunt tube 7 is provided with a barometer 8 for detecting the change of air pressure in the tube.
Referring to fig. 3, positioning pin holes 12 are formed on two sides of the positioning carrier plate 6, and the positioning pin holes 12 are matched with positioning pins 10 which are arranged at corresponding positions on two sides of the sliding frame and driven by positioning cylinders 9 to stretch and retract, so that positioning locking of the sliding plate is realized.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the embodiments described above, and various changes, modifications, substitutions and alterations can be made therein by those having ordinary skill in the art without departing from the spirit of the present utility model, the scope of which is defined by the appended claims and their equivalents.
Claims (4)
1. The utility model provides a airtight detection pressfitting closed mechanism of battery cover, includes the locating component who sets up on the workstation, drives the pressing seal subassembly that realizes horizontal slip and lifting motion, its characterized in that by the subassembly that slides:
The positioning component comprises a positioning carrier plate, a plurality of positioning grooves are arrayed on the positioning carrier plate, a battery cover placed in the positioning grooves is grabbed by a mechanical clamping jaw, a positive positioning column is arranged in the center of each positioning groove and matched with a positive hole of the battery cover, a sealing ring is arranged on the periphery of each positioning groove, an air exhaust channel is arranged in the positioning carrier plate and communicated with all positioning grooves, air exhaust actions are implemented on the positioning grooves after the battery cover is placed, and the air exhaust channels are externally connected with an air tightness detector,
The pressing sealing assembly comprises a pressing cylinder, a sealing cover, an inflating shunt pipe and a plurality of inflating pipes, wherein the pressing cylinder is arranged in an array, the pressing rod of the pressing cylinder drives the sealing cover to move up and down and is opposite to a positioning groove on a positioning carrier disc to implement accurate pressing sealing action, a sealing ring is arranged on the periphery of the lower end face of the sealing cover, an inflating cavity is arranged in the center of the sealing cover, an inflating opening is formed in the side wall of the inflating cavity, the inflating opening is communicated with the inflating pipes, all the inflating pipes are communicated with the restarting shunt pipe, converged in the inflating shunt pipe, external inflating is implemented by matching with a pressure valve through helium inflating equipment connected with the outside, helium with certain pressure is filled in an inflating cavity at the upper end of a battery cover, negative pressure is changed in an air exhausting channel at the lower end of the battery cover, and the air tightness detector is used for detecting.
2. The battery cover airtight detection pressing airtight mechanism according to claim 1, wherein: the sliding assembly comprises a pushing cylinder, a sliding block and sliding rail assembly and a sliding frame, the pushing cylinder drives the sliding frame to slide along the linear direction of the sliding rail, and the sliding frame is provided with a pressing sealing assembly.
3. The battery cover airtight detection pressing airtight mechanism according to claim 1, wherein: the inflating shunt tube is provided with an air pressure gauge.
4. The battery cover airtight detection pressing airtight mechanism according to claim 2, wherein: the locating carrier plate is characterized in that locating pin holes are formed in two sides of the locating carrier plate, and the locating pin holes are matched with locating pins which are arranged at corresponding positions on two sides of the sliding frame and driven by locating cylinders to stretch and retract.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221123735U true CN221123735U (en) | 2024-06-11 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |