CN212082751U - Airtight quick change device and airtight test system - Google Patents
Airtight quick change device and airtight test system Download PDFInfo
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- CN212082751U CN212082751U CN201922288623.4U CN201922288623U CN212082751U CN 212082751 U CN212082751 U CN 212082751U CN 201922288623 U CN201922288623 U CN 201922288623U CN 212082751 U CN212082751 U CN 212082751U
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Abstract
The utility model relates to an airtight quick change device and airtight test system, an airtight quick change device, include: a base plate; the locking assembly is arranged on the bottom plate; and the sealing jig is detachably connected to the locking component, and the locking component is used for supporting and positioning the sealing jig. A hermetic test system comprising: the air-tight quick-change device; a lifting device; the pressing jig is connected with the lifting device, the lifting device can drive the pressing jig to move towards the direction close to the sealing jig, and the pressing jig is tightly attached to the workpiece to form a testing cavity with a sealing hole; and the air pressure testing assembly can extend into the testing cavity from the sealing hole and is used for measuring the air tightness data of the testing cavity. According to the airtight quick-change device and the airtight test system, the sealing jig can be quickly changed.
Description
Technical Field
The utility model relates to an airtight test technical field especially relates to an airtight quick change device and airtight test system.
Background
In the process of testing the air tightness of the workpiece, the workpiece is placed on the sealing jig, and the sealing jig needs to be frequently disassembled and replaced due to different sizes or test types of the workpiece. When the existing sealing jig is replaced, the test station of the whole relevant equipment needs to be suspended in the replacement process, a plurality of screws need to be manually removed, the operation is tedious and time-consuming, and the production efficiency of the equipment is reduced.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide an air-tightness quick-changing device and an air-tightness testing system for solving the problem of inconvenient replacement of the sealing jig.
An air-tight quick-change device comprising:
a base plate;
the locking assembly is arranged on the bottom plate; and
and the sealing jig is detachably connected to the locking component, and the locking component is used for supporting and positioning the sealing jig.
Foretell airtight quick change device, sealed tool detachably connect in the closure subassembly, and sealed tool can quick replacement, and convenient operation is swift.
In one embodiment, the locking assembly includes a magnetic member, the magnetic member is disposed on the bottom plate, a magnetic attraction plate is disposed on a side of the sealing jig close to the magnetic member, and the magnetic attraction plate and the magnetic member can generate attraction force after being powered on, so that the sealing jig and the magnetic member are fastened.
In one embodiment, the locking component comprises a clamping disc, a clamping column is arranged on the clamping disc, a clamping block is arranged on one side, close to the clamping disc, of the sealing jig, a clamping hole is formed in the clamping block, the clamping column is inserted into the clamping hole, and the clamping disc is fastened with the clamping block.
In one embodiment, the sealing jig further comprises a support column, the support column is fixed on the bottom plate, and the sealing jig is detachably connected to the support column.
In one embodiment, the sealing jig is provided with an extending portion, the locking assembly includes a clamping block and a clamping driving member, the clamping driving member is fixed to the bottom plate and is close to the pillar, and the clamping block can rotate around the vertical direction under the driving of the clamping driving member so as to selectively clamp and limit the extending portion.
In one embodiment, the pillar is provided with a boss, the protruding portion is provided with a through hole, and the boss is inserted into the through hole.
In one embodiment, the through hole penetrates through the protruding portion to form a step surface, the locking assembly comprises a screw, the screw comprises a cap and a screw rod, the screw rod penetrates through the through hole and is in threaded connection with the boss, and the cap is limited on the step surface.
In one embodiment, the guide copper sleeve is sleeved on the boss and abuts against the position between the extending portion and the boss.
A gas tightness test system for detecting gas tightness of a workpiece, comprising:
the air-tight quick-change device is used for accommodating the workpiece;
a lifting device;
the pressing jig is connected with the lifting device, the lifting device can drive the pressing jig to move towards the direction close to the sealing jig, and the pressing jig is tightly attached to the workpiece to form a testing cavity with a sealing hole; and
and the air pressure testing assembly can extend into the testing cavity from the sealing hole and is used for measuring the air tightness data of the testing cavity.
The airtight testing system can effectively detect the air tightness of the workpiece through the cooperation of the pressing jig, the sealing jig and the air pressure testing assembly, and the sealing jig can be quickly replaced, so that the airtight testing system is high in efficiency and wide in application range.
In one embodiment, the air pressure testing assembly comprises a push-pull rod, a push-pull driving member and an air pressure detector, the push-pull rod is movably arranged on the sealing jig, the push-pull driving member can drive the push-pull rod to move, and the air pressure detector can extend into the testing cavity from the sealing hole and is used for measuring air tightness data of the testing cavity.
Drawings
FIG. 1 is an isometric view of an embodiment of an air-tight quick-change device;
FIG. 2 is a schematic partial longitudinal cross-sectional view A of FIG. 1;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is an assembled perspective view of a quick-change air-tight device according to another embodiment;
FIG. 5 is an exploded view of FIG. 4;
FIG. 6 is an exploded view of a quick-change air-tight apparatus according to yet another embodiment;
FIG. 7 is an isometric view of the sealing jig of the hermetic quick-change device shown in FIG. 6 at another angle;
FIG. 8 is an exploded view of a quick-change air-tight apparatus according to yet another embodiment;
fig. 9 is an isometric view of the sealing jig of the hermetic quick-change device shown in fig. 8 at another angle.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" 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. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and fig. 2, an embodiment of the quick-change airtight device includes a bottom plate 100, a support column 200, a sealing fixture 300, and a locking assembly 400.
When the air-tightness of the workpiece is tested by using the above air-tightness quick-change device and other components, the sealing jig 300 needs to be quickly changed due to different types or sizes of the workpiece. Here, the workpiece may be a mobile phone component or a housing of other electronic products. In particular, the handset components may refer to the main frame structure (including the back case) of the handset without including the screen.
Referring to fig. 3, the supporting column 200 is fixed to the bottom plate 100, the sealing jig 300 is detachably connected to the supporting column 200, and the supporting column 200 is used for supporting and positioning the sealing jig 300.
Specifically, the bottom end of the supporting column 200 is fixed to the bottom plate 100, the top end of the supporting column 200 is provided with a boss 210, the sealing jig 300 is provided with a through hole 301, the boss 210 is inserted into the through hole 301, and the radial size of the through hole 301 is at least larger than that of the boss 210, so that the sealing jig 300 can be detached from the supporting column 200.
In some embodiments, referring to fig. 2, the boss 210 is cylindrical and the through hole 301 is circular. In other embodiments, the boss 210 may also be prismatic, and the through hole 301 is rhombic, so that the sealing jig 300 can be prevented from rotating relative to the pillar 200 after the boss 210 is inserted into the through hole 301, and the sealing jig 300 can be better positioned.
Further, since the top surface of the sealing jig 300 is required to be matched with other components for the air tightness test, in order to perform the test and facilitate the positioning of the sealing jig 300, the sealing jig 300 is provided with an extending portion 310, and the through hole 301 is disposed in the extending portion 310 and penetrates through the extending portion 310 from top to bottom.
In some embodiments, the protrusion 310 is located on a side surface of the sealing jig 300, and the length and the angle of the protrusion 310 are fixed. In other embodiments, the extension portion 310 may also be rotatably disposed on a side surface of the sealing fixture 300, and when the sealing fixture is not used, the extension portion 310 may be rotated to be close to the side surface; when the tool needs to be used, the extending portion 310 rotates and extends away from the side surface, so that the sealing jig 300 can be conveniently stored, and the occupied space is reduced.
In some embodiments, the protrusion 310 and the sealing jig 300 are integrally formed, and have good integrity and high structural strength. In other embodiments, the protrusion 310 may be connected to the sealing jig 300 by riveting or welding.
Referring to fig. 1, the locking assembly can fasten the sealing jig 300 to the support 200, so as to prevent the sealing jig 300 from moving or shaking during the testing process to affect the testing result.
Specifically, in some embodiments, referring to fig. 2, the locking assembly 400 includes a screw 410, the screw 410 includes a cap 411 and a screw 412, the through hole 301 penetrates through the protruding portion 310 of the sealing fixture 300 to form the step surface 302, a threaded hole (not shown) is formed at the top of the boss 210, the screw 412 penetrates through the through hole 301 and is in threaded connection with the threaded hole of the boss 210, and the cap 411 is limited above the step surface 302 to fasten the protruding portion 310 and the support pillar 200. When the sealing jig 300 needs to be replaced, the sealing jig 300 can be detached from the support column 200 only by detaching the screws 410.
Further, the locking assembly 400 further includes a guiding copper sleeve 420, the through hole 301 is a stepped hole and includes a first hole 303 and a second hole 304 which are communicated with each other, the first hole 303 is located above the second hole 304, a radial dimension of the first hole 303 is smaller than a radial dimension of the second hole 304, a step surface 302 is formed at a junction of the first hole 303 and the second hole 304, the boss 210 is sleeved with the guiding copper sleeve 420 and is limited below the step surface 302, and the guiding copper sleeve 420 is abutted between the extension portion 310 and the boss 210, so that abrasion to the boss 210 when the sealing jig 300 is replaced for multiple times can be effectively reduced.
In other embodiments, referring to fig. 4 and 5, the locking assembly 500 includes a latch 510 and a locking driving member 520, the locking driving member 520 is fixed to the bottom plate 100 and is close to the support post 200, and the latch 510 can rotate around the vertical direction under the driving of the locking driving member 520 to selectively lock and limit the protrusion 310. When the sealing jig 300 needs to be replaced, the clamping driving member 520 drives the clamping block 510 to rotate to loosen the extending portion 310, so that the sealing jig 300 can be removed from the support column 200, and the operation is simple and efficient.
In this case, the protrusion 310 of the sealing jig 300 and the top of the boss 210 may be fastened by the screw 410 for further fixing, or may not be fastened by the screw 410, which is not limited herein.
Specifically, the chucking driving member 520 includes an air cylinder or motor 521, and an output rotating shaft 522 driven by the air cylinder or motor. For example, the cylinder or motor 521 is installed above the base plate 100 with the output rotating shaft 522 facing upward, and the output rotating shaft 522 is connected to the latch 510; alternatively, the cylinder or motor 521 is installed below the base plate 100 and the output rotating shaft 522 faces upward, and the output rotating shaft 522 penetrates through the base plate 100 and is connected to the latch 510, so as to fully utilize the space.
In another embodiment, referring to fig. 6, the locking assembly 600 includes a magnetic member 610 and a mounting seat 620, the magnetic member 610 is fixed at the top end of the mounting seat 620, the bottom end of the mounting seat 620 is fixed at the bottom plate 100 and is close to the supporting column 200, referring to fig. 7, a magnetic attraction plate 320 is disposed at one side of the sealing fixture 300 close to the magnetic member 610, and attraction force can be generated between the magnetic attraction plate 320 and the magnetic member 610 to fasten the supporting column 200 and the extension portion 310.
In this case, the protrusion 310 of the sealing jig 300 and the top of the boss 210 may be fastened by the screw 410 for further fixing, or may not be fastened by the screw 410, and the support column 200 may or may not be provided, which is not limited herein.
Specifically, the magnetic member 610 is an electromagnet, the magnetic attraction plate 320 is an iron plate, attraction force can be generated by electrifying the magnetic attraction plate 320 and the magnetic member 610, when the sealing jig 300 needs to be replaced, the magnetic attraction plate 320 and the magnetic member 610 are powered off, the attraction force of the magnetic attraction plate 320 and the magnetic member 610 disappears, and the sealing jig 300 can be detached from the pillar 200; or, the magnetic member 610 and the magnetic attraction plate 320 are permanent magnets with opposite polarities, and can generate attraction force without being electrified, and when the sealing jig 300 needs to be replaced, the sealing jig 300 can be directly detached from the support column 200.
In the airtight quick-change device, the sealing jig 300 is detachably connected to the support column 200, and the sealing jig 300 is convenient to change; and the support 200 and the sealing jig 300 are fastened by the locking assembly 400 (or the locking assembly 500 or the locking assembly 600), so that the sealing jig 300 is prevented from moving or shaking during the test process to influence the test result, the airtightness detection is facilitated, and the operation is convenient and rapid.
Referring to fig. 8, an air-tight quick-change device according to another embodiment includes a bottom plate 100, a sealing jig 300, and a locking assembly 700, wherein the locking assembly 700 is disposed on the bottom plate 100, the sealing jig 300 is detachably connected to the clamping member 700, and the locking assembly 700 is used for supporting and positioning the sealing jig 300.
In this case, the protrusion 310 of the sealing jig 300 and the top of the boss 210 may be fastened by the screw 410 for further fixing, or may not be fastened by the screw 410, and the support column 200 may or may not be provided, which is not limited herein.
Specifically, the locking assembly 700 includes a clamping plate 710, referring to fig. 9, a clamping block 330 is disposed on a side of the sealing fixture 300 close to the clamping plate 710, in some embodiments, a clamping column 711 is protruded from the clamping plate 710, a clamping hole 331 is disposed on the clamping block 330, the clamping column 711 is inserted into the clamping hole 331, a joint between the clamping plate 710 and the clamping block 330 is sealed, and the clamping plate 710 and the clamping block 330 are fastened by vacuum pumping.
For example, referring to fig. 8, the side of the clamping plate 710 is provided with an air exhaust hole 712, the clamping column 711 is provided with an air vent 713, a vacuum device (not shown in the figure) is connected to the air exhaust hole 712 through an air pipe, and the clamping column 711 generates negative pressure at the air vent 713 by vacuum pumping, so as to absorb the clamping block 330, so that the sealing fixture 300 is fastened to the support 200. When the sealing jig 300 needs to be replaced, the vacuumizing device between the clamping disc 710 and the clamping block 330 is stopped vacuumizing, so that the operation is simple and convenient, and the efficiency is high.
In other embodiments, the card tray 710 and the card block 330 can be clamped by a snap.
In the above-mentioned air-tight quick-change device, the sealing jig 300 is detachably connected to the locking assembly 400 (or the locking assembly 500 or the locking assembly 600 or the locking assembly 700), the locking assembly 400 (or the locking assembly 500 or the locking assembly 600 or the locking assembly 700) is used for supporting and positioning the sealing jig 300, and the sealing jig 300 can be quickly changed and operated conveniently and quickly.
Referring to fig. 1, an exemplary air tightness testing system includes an air tightness quick-change device, a lifting device, a pressing fixture (not shown), and an air pressure testing assembly 800 for detecting air tightness of a workpiece.
Here, the workpiece may be a mobile phone component or a housing of other electronic products. In particular, the handset components may refer to the main frame structure (including the back case) of the handset without including the screen.
The pressing jig is connected to the lifting device, the lifting device drives the pressing jig to move toward a direction close to the sealing jig 300 until the pressing jig is tightly attached to the workpiece and a testing cavity (not shown) with a sealing hole is formed, and the air pressure testing assembly 800 can extend into the testing cavity from the sealing hole and is used for measuring air tightness data of the testing cavity.
Specifically, the air pressure testing assembly 800 includes a push-pull rod 810, a push-pull driving member 820 and an air pressure detector (not shown in the figure), the push-pull rod 810 is movably disposed on the sealing jig 300, the push-pull driving member 820 is connected to the bottom plate 100, the push-pull driving member 820 can drive the push-pull rod 810 to move, so that the push-pull rod 810 can extend and retract relative to the sealing jig 300, and the air pressure detector can extend into the testing cavity from the sealing hole and is used for detecting air tightness data. The push-pull driving member 820 is a cylinder, and the air pressure detector is a pressure detector.
Further, the air pressure testing assembly 800 further comprises a sliding block 830, a clamping groove 831 is formed in the sliding block 830, the push-pull rod 810 is clamped in the clamping groove 831, the push-pull driving member 820 is connected with the sliding block 830 to drive the sliding block 830 to slide, so that the push-pull rod 810 is driven to stretch, air tightness detection is facilitated, and the push-pull rod 810 is guided to stretch.
The airtight testing system can effectively detect the air tightness of the workpiece through the cooperation of the pressing jig, the sealing jig 300 and the air pressure testing assembly 800, and the sealing jig 300 can be quickly replaced, so that the airtight testing system is high in efficiency and wide in application range.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An air-tight quick-change device, comprising:
a base plate;
the locking assembly is arranged on the bottom plate; and
and the sealing jig is detachably connected to the locking component, and the locking component is used for supporting and positioning the sealing jig.
2. The quick-change air-tight device according to claim 1, wherein the locking assembly comprises a magnetic member, the magnetic member is disposed on the bottom plate, a magnetic attraction plate is disposed on a side of the sealing jig close to the magnetic member, and the magnetic attraction plate and the magnetic member can generate attraction force after being energized, so that the sealing jig and the magnetic member are fastened.
3. The airtight quick-change device according to claim 1, wherein the locking component includes a clamping disk, a clamping column is disposed on the clamping disk, a clamping block is disposed on one side of the sealing jig close to the clamping disk, a clamping hole is disposed on the clamping block, the clamping column is inserted into the clamping hole, and the clamping disk is fastened to the clamping block.
4. The quick-change air-tight device according to any one of claims 1 to 3, further comprising a support column fixed to the base plate, and the sealing jig is detachably connected to the support column.
5. The quick-change air-tight apparatus according to claim 4, wherein the sealing fixture has an extension portion, the locking assembly includes a locking member and a locking driving member, the locking driving member is fixed to the bottom plate and is close to the support post, the locking member is driven by the locking driving member to rotate around a vertical direction, so as to selectively position the extension portion in a locking manner.
6. The quick-change air-tight device according to claim 5, wherein said pillar is provided with a boss, said protrusion is provided with a through hole, and said boss is inserted into said through hole.
7. The quick-change air-tight device according to claim 6, wherein the through hole penetrates through the protruding portion to form a step surface, the locking assembly comprises a screw, the screw comprises a cap and a screw rod, the screw rod penetrates through the through hole and is in threaded connection with the boss, and the cap is limited on the step surface.
8. The air-tight quick-change device according to claim 6, further comprising a guiding copper sleeve, wherein the boss is sleeved with the guiding copper sleeve, and the guiding copper sleeve is abutted between the protruding portion and the boss.
9. An airtightness testing system for detecting airtightness of a workpiece, comprising:
the gas-tight quick-change device according to any one of claims 1 to 8, for accommodating the workpiece;
a lifting device;
the pressing jig is connected with the lifting device, the lifting device can drive the pressing jig to move towards the direction close to the sealing jig, and the pressing jig is tightly attached to the workpiece to form a testing cavity with a sealing hole; and
and the air pressure testing assembly can extend into the testing cavity from the sealing hole and is used for measuring the air tightness data of the testing cavity.
10. The airtightness testing system according to claim 9, wherein the air pressure testing assembly includes a push-pull rod movably disposed on the sealing fixture, a push-pull driving member capable of driving the push-pull rod to move, and an air pressure detector capable of extending from the sealing hole into the testing chamber and measuring airtightness data of the testing chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922288623.4U CN212082751U (en) | 2019-12-19 | 2019-12-19 | Airtight quick change device and airtight test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922288623.4U CN212082751U (en) | 2019-12-19 | 2019-12-19 | Airtight quick change device and airtight test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212082751U true CN212082751U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922288623.4U Active CN212082751U (en) | 2019-12-19 | 2019-12-19 | Airtight quick change device and airtight test system |
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| CN (1) | CN212082751U (en) |
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