CN108871702B - Integral airtight and film airtight detection equipment in airtight detection equipment - Google Patents
Integral airtight and film airtight detection equipment in airtight detection equipment Download PDFInfo
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- CN108871702B CN108871702B CN201810967648.4A CN201810967648A CN108871702B CN 108871702 B CN108871702 B CN 108871702B CN 201810967648 A CN201810967648 A CN 201810967648A CN 108871702 B CN108871702 B CN 108871702B
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- 238000001514 detection method Methods 0.000 title claims abstract description 129
- 238000003825 pressing Methods 0.000 claims abstract description 94
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000009434 installation Methods 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 62
- 238000007789 sealing Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
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- 239000012634 fragment Substances 0.000 claims 2
- 239000000523 sample Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
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- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
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- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses integral airtight and film airtight detection equipment in airtight detection equipment, wherein a turntable mechanism is arranged on a working platform of the airtight detection equipment, the integral airtight detection equipment and the film airtight detection equipment are arranged around the outside of the turntable mechanism and on the working platform, and the integral airtight detection equipment and the film airtight detection equipment are respectively and electrically connected with an airtight detector; the integral airtight detection equipment is fixed on the working platform through a second base installation, an integral airtight equipment support and a second installation top plate, a second lower pressing cylinder is arranged on the upper portion of the second installation top plate, a second telescopic rod of the second lower pressing cylinder penetrates through the second installation top plate and then is connected with a second T-shaped lower pressing block arranged on a second stressed connecting block, and a second cavity plate is arranged at the bottom of the second T-shaped lower pressing block. The invention provides an integral airtight and film airtight detection device in airtight detection devices capable of performing flexible pressing and realizing automatic airtight detection.
Description
Technical Field
The invention relates to the field of machinery, mainly relates to the technical field of airtight detection, and in particular relates to integral airtight and film airtight detection equipment in airtight detection equipment.
Background
The existing airtight detection equipment comprises a plurality of working procedures, the airtight qualification rate of products can be judged through the plurality of working procedures, the traditional industrial operation of the plurality of working procedures in the prior art adopts a mode of manual detection by a plurality of operators to perform shrapnel riveting, shrapnel height detection and airtight detection, the processes are manually completed by the operators, and each person has inconsistent operation level, and the shrapnel riveting angle, riveting position and riveting tightness are easy to be inconsistent to influence shrapnel installation position deviation or shrapnel installation height is inconsistent; the airtight detection is easy to cause deviation in detection due to displacement of the airtight sealing ring caused by manual error, and then the workpiece is manually carried, or the precise part on the workpiece is easily damaged by manual operation. Therefore, the time and the labor are wasted, the working efficiency is low, operators are easy to operate and miss, the reject ratio of products is increased, and the production cost is increased.
Therefore, it is necessary to develop an airtight performance detection device which can flexibly press down workpieces and automatically detect airtight, can effectively ensure that the conditions of airtight detection of each workpiece are consistent, can realize close fit with other working procedures, and is integrated with workpiece feeding, workpiece manufacturing, workpiece detection and workpiece performance discrimination, classification and discharging working procedures.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides the integral airtight and film airtight detection equipment in the airtight detection equipment, which can flexibly press down and automatically detect the airtight of the workpieces, can effectively ensure that the airtight detection conditions of each workpiece are consistent, can realize close fit with other working procedures, and is integrated with the working procedures of workpiece feeding, workpiece manufacturing, workpiece detection and workpiece performance discrimination, classification and discharging.
Therefore, the invention now proposes the following technical scheme: the device comprises an airtight detection device, wherein the airtight detection device is provided with a working platform, a turntable mechanism is arranged on the working platform, the turntable mechanism is surrounded by the turntable mechanism, the integral airtight detection device and the film airtight detection device are sequentially arranged on the working platform along the process conveying direction, and the integral airtight detection device and the film airtight detection device are respectively and electrically connected with an airtight detector; the integral airtight detection equipment is fixed on the working platform through a second base, an integral airtight equipment bracket is arranged on the second base, a second mounting top plate is arranged at the top end of the integral airtight equipment bracket, a second pressing cylinder is arranged on the second mounting top plate and is provided with a second telescopic rod, the second telescopic rod penetrates through the second mounting top plate and is fixedly connected with a second stressed connecting block, and be provided with the briquetting under the second T shape on the second atress connecting block, be provided with on the whole airtight equipment support with the second guide slot of briquetting corresponds scarf joint under the second T shape, briquetting bottom and the second die cavity board top fixed connection that is used for monitoring the whole gas tightness of work piece under the second T shape, be provided with positive and negative material on the whole airtight equipment support and trade type inductor.
In a preferred embodiment of the present invention, two airtight detecting apparatuses are provided in the airtight detecting apparatus, and are electrically connected to the integral airtight detecting apparatus and the film airtight detecting apparatus, respectively. The two airtight conditions are distinguished and detected respectively, so that detection data are more accurate and more targeted.
In a preferred embodiment of the invention, the second cavity plate comprises a material pressing cavity matched with the shape of the workpiece and the positioning jig, at least 2 second material pressing rods are arranged in the material pressing cavity, a second material pressing spring is sleeved on each second material pressing rod, and a second material pressing block is arranged at the end part of each second material pressing rod; the second material pressing block is elastically connected with the second cavity plate through a second material pressing spring, and the second material pressing block is limited and supported by a second material pressing rod to realize longitudinal expansion. And the flexible pressing operation of the second cavity plate is improved, and mechanical damage to the workpiece in the airtight detection process is reduced.
In a preferred embodiment of the invention, the material pressing cavity at the bottom of the second cavity plate corresponds to the airtight sealing ring of the workpiece, the bottom of the second cavity plate is further provided with a plug matched with the shape of the airtight membrane, and the second cavity plate is further connected with a precise differential sensor for detecting the sealing pressure value of the workpiece.
In a preferred embodiment of the invention, the side surface of the second cavity plate is provided with a plug pin, and the position of the plug pin is correspondingly matched with the position of the positive and negative material transformation sensor.
In a preferred embodiment of the invention, the second cavity plate is electrically connected to an air tightness detector.
In a preferred embodiment of the present invention, the planar area of the material pressing cavity is smaller than the planar area of the airtight sealing ring, the second cavity plate can be closely attached to the airtight sealing ring when being pressed down, and the airtight sealing ring can surround the material pressing cavity.
In a preferred embodiment of the invention, a turntable mechanism is arranged on the working platform, 6 stations are arranged on the turntable mechanism, each station is provided with a positioning jig, the positioning jigs are matched with the shape of a workpiece to be produced, the 6 stations are surrounded, and a feeding installation device, a spring riveting device, an integral airtight detection device, a film airtight detection device, a spring height detection device and a manipulator material distribution device are sequentially and correspondingly arranged on the working platform according to the conveying direction of the workpiece.
In a preferred embodiment of the present invention, a plurality of positioning posts are provided on the positioning jig.
In a preferred embodiment of the invention, the second cavity plate is provided with an air inlet hole at the side, said air inlet hole being connected to said air tightness detector.
The beneficial effects of the invention are as follows:
1. the invention provides the integral airtight and film airtight detection equipment in the airtight detection equipment, which can realize mechanical automation, improve detection efficiency, reduce workpiece loss and improve industrial automation in the airtight detection equipment. According to the turntable mechanism adopted by the invention, the workpiece is conveyed through the turntable mechanism, the whole airtight detection equipment and the film airtight detection equipment are arranged on the working platform and around the outside of the turntable mechanism, and the airtight sealing ring and the airtight membrane of the workpiece are automatically detected through the mutual matching of the whole airtight detection equipment and the film airtight detection equipment and the airtight detector.
2. The second pressing block is elastically connected with the second cavity plate through a second pressing spring, and is limited and supported by the second pressing rod to realize longitudinal expansion. The second cavity plate has flexible pressing force, and mechanical damage is prevented when pressing operation is performed on the workpiece, so that the qualification rate of the workpiece is affected.
3. Adopt 2 second swage sticks and 2 second swage blocks and 2 second swage springs to use, satisfied the flexible demand of pushing down of two die cavity boards promptly, reduced the spare part of equipment as far as again for equipment is when satisfying the production demand, more retrencies, the installation, maintenance, the maintenance of being convenient for of equipment.
Drawings
FIG. 1 is a schematic diagram of the structure of the airtight detecting apparatus cabinet according to the preferred embodiment of the present invention, with its front cabinet door removed;
FIG. 2 is a schematic front view of the airtight detecting apparatus according to the preferred embodiment of the present invention with a front cabinet door removed;
FIG. 3 is a schematic diagram showing a front cabinet door of the airtight detecting apparatus according to the preferred embodiment of the present invention in front view;
FIG. 4 is a schematic top view of a work platform according to a preferred embodiment of the present invention;
FIG. 5 is a schematic view of the working platform of the preferred embodiment of the present invention from the perspective of the spring riveting apparatus;
FIG. 6 is a schematic view of the working platform of the preferred embodiment of the present invention from the perspective of the spring plate height detection device;
FIG. 7 is a schematic view of a work platform of a preferred embodiment of the present invention from a perspective of a robotic dispensing apparatus;
FIG. 8 is a schematic diagram of the construction of a working platform front view film airtight detecting apparatus according to a preferred embodiment of the present invention;
FIG. 9 is a schematic top view of a turntable mechanism according to a preferred embodiment of the present invention;
FIG. 10 is a schematic side view of a turntable mechanism according to a preferred embodiment of the present invention;
FIG. 11 is a schematic view of a positioning fixture for placing a workpiece according to a preferred embodiment of the present invention;
FIG. 12 is a schematic view of a spring riveting apparatus according to a preferred embodiment of the present invention mounted on a work platform;
FIG. 13 is a schematic structural view of a spring riveting apparatus according to a preferred embodiment of the present invention;
FIG. 14 is a schematic diagram showing an oblique view of a pressing plate in a spring riveting apparatus according to a preferred embodiment of the present invention;
FIG. 15 is a schematic side view of the blank holder in the spring riveting apparatus according to the preferred embodiment of the invention;
FIG. 16 is a schematic view of the structure of the whole airtight detecting apparatus of the preferred embodiment of the present invention;
FIG. 17 is a schematic diagram of a cavity plate structure of the unitary air-tightness detection device of the preferred embodiment of the present invention;
FIG. 18 is a schematic view of a spring height detecting apparatus according to a preferred embodiment of the present invention;
FIG. 19 is a schematic view showing the structure of a detecting mechanism of the spring height detecting apparatus according to the preferred embodiment of the present invention;
FIG. 20 is a schematic view of a first embodiment of a manipulator dispensing apparatus mounted to a work platform;
FIG. 21 is a second schematic view of the manipulator dispensing apparatus according to the preferred embodiment of the present invention mounted on a work platform;
FIG. 22 is a schematic diagram of a perspective view of a workpiece grasped by a robot in accordance with a preferred embodiment of the present invention;
FIG. 23 is a schematic side view of a workpiece grasped by a robot in accordance with a preferred embodiment of the present invention;
FIG. 24 is a schematic view of the structure of a transfer channel in accordance with a preferred embodiment of the present invention;
wherein, 1-whole machine frame, 2-operation area, 3-working platform, 11-control box, 112-warning tower lamp, 12-control desk, 121-cabinet door, 122-control button, 123-material box, 13-scrapped material box, 131-scrapped material box mouth, 14-touch screen, 15-transmission channel, 151-chute, 152-transmission belt, 153-transmission motor, 154-first pivoting roller, 155-moment transmission belt, 156-second pivoting roller, 157-transmission channel support frame, 16-airtight detector, 4-turntable mechanism, 40-driving motor, 41-turntable, 42-fixture fixed disk, 43-material detection sensor, 44-turntable lubrication support mechanism, 441-conveying wheels, 442-mounting plates, 45-divider mechanisms, 46-material posture detection sensors, 47-positioning jigs, 471-positioning columns, 48-workpieces, 481-spring sheet high points, 482-spring sheet riveting points, 483-airtight sealing rings, 484-airtight films, 5-feeding mounting devices, 51-feeding platforms, 52-detection holes, 6-spring sheet riveting devices, 6O-riveting device brackets, 61-first operation cylinders, 62-first telescopic columns, 621-first telescopic plates, 63-first pressing plates, 631-first pressing columns, 632-first pressing springs, 64-riveting needles, 7-integral airtight detection devices, 7O-integral airtight device brackets, 701-second guide grooves, 702-second T-shaped lower pressing block, 71-second lower pressing cylinder, 72-positive and negative material conversion sensor, 73-second cavity plate, 730-second stressed connecting block, 731-second pressing block, 732-second pressing rod, 733-second pressing spring, 734-plug, 735-plug, 736-air inlet, 8-elastic sheet height detection device, 8O-elastic sheet height detection device bracket, 801-fourth guide slot, 802-fourth T-shaped lower pressing block, 803-fourth stressed connecting block, 81-fourth lower pressing cylinder, 82-height detection mechanism, 821-elastic sheet height detection head, 822-probe, 9-manipulator distributing device, 9O-portal bracket, 91-transverse supporting rod, 911-transverse sliding rail, 912-sliding block in-place sensor, 913-sliding block, 914-fifth supporting plate, 915-sixth supporting plate, 92-first longitudinal telescopic cylinder, 921-first longitudinal telescopic cylinder, 93-second telescopic cylinder, 9494-second telescopic cylinder, 94-mechanical arm, 1-clamping device, 911-942-air-sealing device, 10-sealing clamping device.
Detailed Description
The invention is further described in connection with the following embodiments in order to make the technical means, the creation features, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-24, the airtight detection device is provided with a whole machine body frame 1, an airtight detection area, an operation area 2 and a disqualified workpiece placement area are sequentially arranged inside the whole machine body frame 1 from top to bottom, the operation area 2 is provided with a working platform 3, a turntable mechanism 4 is arranged on the working platform 3, the airtight detection area is provided with 2 airtight detectors 16, a scrapping bin 13 is arranged in the disqualified workpiece placement area below the working platform 3, the turntable mechanism 4 is electrically connected with a control box 11, a feeding installation device 5, a spring riveting device 6, a whole airtight detection device 7, a film airtight detection device 10, a spring height detection device 8 and a manipulator distribution device 9 which are respectively and electrically connected with the control box 11 are sequentially arranged on the working platform 3 along the conveying direction of a workpiece procedure, one side of the whole machine body frame 1 is connected with a conveying channel 15, and the control box 11, the feeding installation device 5, the riveting device 6, the whole airtight detection device 7, the film airtight detection device 10, the height detection device 8 and the manipulator distribution device 16 are electrically connected with an airtight touch screen 14.
Specifically, as shown in fig. 1 to 3, the whole machine frame 1 is formed by combining a rectangular metal frame and a panel, and a plurality of groups of cabinet doors 121 for operation and maintenance and at least one material box 123 for placing tools are arranged on the whole machine frame 1. Further, a multicolor warning tower lamp 112 for realizing fault warning is arranged at the top of the integral machine body frame 1; the bottom of the body frame 1 is provided with four rollers which are favorable for the movement of equipment, and the rollers are provided with self-locking devices which can firmly place the equipment at a designated position. Furthermore, in order to better enable operators to clearly see the internal production operation at the periphery, the cabinet door and the panel on the integral machine body frame 1 are made of materials with high transparency, and can be one or more of plastic plates and glass plates, and an SOP (self-contained protection) signboard is arranged outside the integral machine body frame 1. In the invention, the SOP signboard adopts a liquid crystal display signboard which is electrically connected with a detection probe, and the detection probe is arranged at the top of the internal structure of the integral machine body frame 1.
Specifically, as shown in fig. 9 to 11, the working platform 3 is a mounting plate for supporting equipment and assembling equipment, the working platform 3 is provided with a turntable mechanism 4, the turntable mechanism 4 includes a driving motor 40 and a divider mechanism 45 for driving the turntable mechanism 4 to realize precise intermittent motion, the driving motor 40 is electrically connected with the divider mechanism 45, the turntable mechanism 4 further includes a turntable 41 and a jig fixed disk 42, and the turntable 41 and the jig fixed disk 42 are concentrically arranged. Further, the divider mechanism 45 is a cam divider, and is fixed to the work platform 3 by a mount. More specifically, the cam divider has the characteristics of simple structure, accurate action, stable transmission, high output division precision and long service life, and the plurality of stations are uniformly distributed on the turntable 41, and the cam divider drives the turntable 41 to intermittently rotate to the designated station.
Further, as shown in fig. 4 to 11, 6 stations are arranged around the periphery of the jig fixed disc 42 on the working platform 3, and a feeding installation device 5, a spring riveting device 6, an integral airtight detection device 7, a film airtight detection device 10, a spring height detection device 8 and a manipulator material distribution device 9 which are respectively and electrically connected with the control box 11 are sequentially arranged on the 6 stations along the conveying direction of the workpiece procedure; the edge of the jig fixed disc 42 is uniformly provided with 6 positioning jigs 47 corresponding to the number of stations, each positioning jig 47 corresponds to each equipment operation area, the edge of the turntable 41 is provided with material detection sensors 43 consistent to the number of the positioning jigs 47, and the installation positions of each material detection sensor 43 correspond to each station one by one. The material detection sensor 43 is used for monitoring whether a workpiece 48 exists in the positioning jig 47.
Further, as shown in fig. 4 to 11, a driving motor 40 for powering the turntable mechanism, a divider mechanism 45, a plurality of turntable lubrication supporting mechanisms 44 for supporting the turntable mechanism 4, and at least one material posture detecting sensor 46 are provided at the bottom of the turntable 41 in the turntable mechanism 4. The material gesture detection sensor 46 is correspondingly arranged on the working platform 3 corresponding to the feeding installation equipment 5, specifically, the turntable lubrication supporting mechanism 44 comprises a mounting plate 442 fixedly connected with the working platform 3, one end of a supporting column is connected with the mounting plate 442, the other end of the supporting column is pivotally connected with a conveying wheel 441, the conveying wheel 441 supports the turntable 41, the surface of a roller of the conveying wheel 441 is tangent to the bottom of the turntable 41, the turntable lubrication supporting mechanism 44 supports the turntable lifting mechanism 4, the turntable 41 is assisted to rotate, and the resistance of the turntable 41 during rotation is reduced.
Specifically, the bottom of the turntable 41 is provided with a conveying wheel guide rail which is in scarf joint with the conveying wheel 441, and a slightly protruding conveying wheel limiting block for limiting is arranged in the conveying wheel guide rail, and the conveying wheel limiting block corresponds to each station and each material detection sensor 43 one by one.
Specifically, each positioning jig 47 is mounted on the turntable 41, the positioning jig 47 is matched with the workpiece 48 in shape and is used for placing the workpiece 48, and a plurality of positioning columns 471 used for fixing the position of the workpiece 48 are arranged on the positioning jig 47, so that the workpiece 48 is prevented from being offset due to external force in the production process.
Specifically, as shown in fig. 3, a feeding installation device 5 is disposed on the working platform 3 near the console 12, and the feeding installation device 5 is connected with a feeding platform 51. The feeding platform 51 is provided with a detection hole 52; the forward and reverse postures of the workpiece 48 are detected by the detection signal of the material posture detection sensor 46 passing through the detection hole 52.
More specifically, the workpiece 48 to be detected is placed in the positioning jig 47, then the turntable mechanism 4 is placed at an initial station, and the workpiece 48 on the positioning jig 47 is detected by the material positive and negative detection sensor 46 arranged below the feeding platform 51; the material detection sensor 43 detects whether the workpiece 48 exists on the station, and the driving motor 40 and the divider mechanism 45 operate, so that the workpiece 48 on the positioning jig 47 moves to each station for detection, and mechanization is adopted instead of humanization. Specifically, when the workpiece 48 is placed in the positioning jig 47, 2 elastic pieces are arranged on the front surface of the workpiece 48, the elastic pieces are embedded in the workpiece 48 after being riveted through elastic piece riveting points 482, and an airtight sealing ring 483 is arranged in a clamping groove at the front edge of the workpiece 48; and an airtight diaphragm 484 is provided at the back center position of the work 48. The airtight detection equipment of the invention firstly rivets the elastic pieces of the workpiece 48, then performs airtight detection on the airtight sealing ring 483 and the airtight diaphragm 484, and then detects whether the heights of 2 elastic pieces of the workpiece 48 meet the requirement. The whole equipment saves time and labor, improves the working efficiency, and meanwhile, the product is not changed in the whole working process due to accurate positioning, so that the consistency of the product can be improved.
Specifically, as shown in fig. 12 to 15, the spring riveting device 6 is disposed on one side of the feeding installation device 5 on the working platform 3, the spring riveting device 6 is mounted on the working platform 3 through a first base, the riveting device support 60 is disposed on the first base, the side plates on two sides are disposed on the first base in parallel through a plurality of support rods, a first installation top plate is disposed at the top of the riveting device support 60, a first operation cylinder 61 is disposed on the first installation top plate, the bottom of the first installation top plate is provided with a telescopic plate 621 and 2 riveting pins 64 electrically connected with the first operation cylinder 61, the first telescopic plate 621 is electrically connected with the first operation cylinder 61 through a plurality of first telescopic columns 62, one ends of the first telescopic columns 62 penetrate through the first installation top plate, the other ends of the first telescopic columns 621 are fixedly connected with the telescopic plate 621, the first telescopic columns 62 are controlled to extend up and down through the first operation cylinder 61, the first telescopic plates 621 are controlled to move up and down, the first telescopic plates 621 are driven to be connected with the first riveting pins 64, and the first telescopic plates 621 are driven to rotate to the riveting pins 48 to simultaneously press the workpieces 48 to the riveting device 48, and the riveting pins 48 are pressed against the workpieces 48.
Further, the first pressing plate 63 is connected with the first expansion plate 621 through the first pressing column 631, and the first pressing column 631 is further provided with a first pressing support plate, a first pressing spring 632 is sleeved on the first pressing column 631 between the first pressing support plate and the first pressing plate 63, and the first pressing plate 63 flexibly supports and presses the workpiece 48 through the first pressing spring 632, so that damage to the workpiece 48 caused by excessive pressure is prevented.
Specifically, as shown in fig. 7, 8, 16 and 17, the integral airtight detection device 7 and the film airtight detection device 10 are sequentially disposed on one side of the elastic sheet riveting device 6 along the process conveying direction on the working platform 3, the integral airtight detection device 7 is mounted on the working platform 3 through a second base, one end of the integral airtight device support 70 is fixedly connected with the second base, a second mounting top plate is disposed at the other end of the integral airtight device support, a second pressing cylinder 71 is disposed on the second mounting top plate, a second telescopic rod of the second pressing cylinder 71 penetrates through the second mounting top plate, one end of the second telescopic rod is connected with the second pressing cylinder 71, the other end of the second telescopic rod is fixedly connected with the second stressed connecting block 730, a second T-shaped pressing block 702 is disposed on the second stressed connecting block 730, a second guide groove 701 corresponding to the second T-shaped pressing block 702 is disposed on the integral airtight device support 70, the bottom of the second T-shaped pressing block is fixedly connected with the top of the second cavity plate 73 for monitoring the integral airtight device support 70, and a positive and negative material exchanging sensor 72 is disposed on the integral airtight device support 70.
Further, the bottom of the second cavity plate 73 abuts against the airtight sealing ring 483 of the workpiece 48, a material pressing cavity for detecting airtight and matching with the shape of the workpiece 48 is further arranged at the bottom of the second cavity plate 73, 2 second material pressing blocks 731 are arranged in the material pressing cavity, the second material pressing blocks 731 are connected with the bottom of the second cavity plate 73 through second material pressing rods 732, second material pressing springs 733 are sleeved on the second material pressing rods 732 between the second material pressing blocks 731 and the second cavity plate 73, plugs 734 matched with the airtight diaphragm 484 in shape are further arranged at the bottom of the second cavity plate 73, bolts 735 are arranged on the side face of the second cavity plate 73 and correspond to the position of the positive and negative material changing sensor 72, air inlet holes 736 are arranged on the second cavity plate 73, the air inlet holes 736 are connected with an air inlet pipe of the airtight detector 16, and a precise differential sensor is arranged between the air inlet holes 736 and the airtight detector 16 to detect sealing pressure values.
The bottom of the second cavity plate 73 abuts against the airtight sealing ring 483 of the workpiece 48, so that the second cavity plate 73 seals the airtight sealing ring 483 of the rubber in the whole workpiece 48 and the middle plug 734 to form a sealed cavity for detection, the airtight detector 16 injects compressed air into the sealed cavity through the air inlet pipe 736 and then automatically cuts off an inflation air source, the electromagnetic valve accurately controls air flow balance for a specified time, the electromagnetic valve realizing the balance effect is then switched off (one end of the electromagnetic valve is connected with the sealed cavity, the other end of the electromagnetic valve is connected with a non-leakage standard part), the air tightness detects a precise differential sensor connected with the same air path of the standard part through the sealed cavity, the differential pressure between the standard part and the sealed cavity is measured in a specified time, and the pressure difference generated by actual leakage of the sealed cavity is obtained through compensation, so that whether the sealed cavity has leakage is judged. The airtight detector 16 detects a pressure difference generated by actual leakage of the sealed cavity, and further detects the airtight performance of the airtight seal 483 of the rubber in the workpiece 48.
The film airtight detecting device 10 is mounted on the working platform 3 through a third base, and the film airtight detecting device 10 is consistent with the structural working principle of the integral airtight detecting device 7 as shown in fig. 8. The film airtight detection equipment 10 is installed on the working platform 3 through a third base, one end of a film airtight detection equipment support is fixedly connected with the third base, a third installation top plate is arranged at the other end of the film airtight detection equipment support, a third lower pressing cylinder is arranged on the third installation top plate, a third telescopic link of the third lower pressing cylinder penetrates through the third installation top plate, one end of the third telescopic link is connected with the third lower pressing cylinder, the other end of the third telescopic link is fixedly connected with a third stressed connecting block, a third T-shaped lower pressing block is arranged on the third stressed connecting block, a third guide groove which is correspondingly and fittingly connected with the third T-shaped lower pressing block is arranged on the film airtight detection equipment support, the bottom of the third T-shaped lower pressing block is fixedly connected with the top of a third cavity plate for monitoring the film airtight of the workpiece 48, and the positive and negative material transformation sensor 72 is arranged on the film airtight detection equipment support. The airtight performance of the rubber airtight diaphragm 484 in the workpiece 48 is further detected by inflating the airtight chamber formed between the third cavity plate and the workpiece by another airtight detector 16.
Specifically, as shown in fig. 18 and 19, the spring piece height detection device 8 is fixedly installed on the working platform 3 through a fourth bottom mounting plate, the bottom of the spring piece height detection device support 80 is connected with the fourth bottom mounting plate, the top of the spring piece height detection device support 80 is fixedly provided with a fourth mounting top plate, the top of the fourth mounting top plate is provided with a fourth lower pressing cylinder 81, the fourth lower pressing cylinder 81 is connected with one end of a fourth telescopic link, the other end of the fourth telescopic link is provided with a fourth T-shaped lower pressing block 802, the spring piece height detection device support 80 is provided with a fourth guide groove 801 which is correspondingly and fixedly clamped with the fourth T-shaped lower pressing block 802, the bottom of the fourth T-shaped lower pressing block 802 is provided with a height detection mechanism 82, two probes 822 are arranged on the height detection mechanism 82, and two spring piece height detection heads 821 are further metal detection heads. Further, the present invention adopts a metal spring plate made of metal copper, and because the spring plate has conductivity, two probes 822 are respectively connected with the spring plate riveting point 482 at one end of the spring plate, then the spring plate height detecting head 821 is contacted with the spring plate high point 481 at the other end of the spring plate, the spring plate high point 481 is contacted with the spring plate height detecting head 821, so that the spring plate height detecting head 821 is electrically connected with the probes 822, the display product is qualified, the spring plate high point 481 is not contacted with the spring plate height detecting head 821, so that the spring plate height detecting head 821 is not electrically connected with the probes 822, and the display product is unqualified.
Specifically, as shown in fig. 20-23, the manipulator distributing device 9 is fixedly installed on the working platform 3 through a fifth bottom mounting plate, the fifth bottom mounting plate is fixedly connected with a portal bracket 90, a transverse supporting rod 91 at the top of the portal bracket 90 is provided with a transverse sliding groove, a transverse sliding rail 911 is arranged in the transverse sliding groove, the transverse sliding rail 911 is electrically connected with a second telescopic cylinder 93, the transverse sliding rail 911 is in transverse sliding connection with an i-shaped sliding block 913 on the transverse sliding rail 911 through the transverse telescopic rod, the sliding block 913 is provided with a fifth supporting plate 914, the fifth supporting plate 914 is provided with a first longitudinal telescopic cylinder 92, the first longitudinal telescopic cylinder 92 is provided with a fifth telescopic rod, one end of the fifth telescopic rod is connected in the first longitudinal telescopic cylinder 92, the other end of the fifth telescopic rod is connected with a sixth supporting plate 915, two first longitudinal telescopic columns 921 are arranged between the fifth supporting plate 914 and the sixth supporting plate 915, the sixth supporting plate 915 is assisted to be driven by the fifth telescopic rod to stretch up and down, the bottom of the sixth supporting plate 915 is provided with a clamping cylinder 941, the clamping cylinder 941 is connected with a water clamp 1, and the water clamp 942 is controlled by controlling the water clamp 942 to clamp 48.
Further, a scrapping bin port 131 is arranged on the working platform 3 at the position opposite to the manipulator distributing equipment 9, a scrapping hopper is arranged on the scrapping bin port 131 and used for placing unqualified workpieces 48, and a scrapping bin 13 is connected below the scrapping bin port 131 and used for storing unqualified workpieces 48.
Further, as shown in fig. 3 and 24, a conveying channel 15 is disposed on the integral machine frame 1 at a position corresponding to the manipulator distributing device 9, one end of the conveying channel 15 is abutted to the manipulator distributing device 9 through a chute 151, the end of the chute 151 is abutted to the edge of the scrapped hopper, the chute 151 is obliquely disposed between the edge of the scrapped hopper and a conveying belt 152, a conveying channel supporting frame 157 is disposed outside the conveying channel 15, a conveying motor 153 is disposed at the bottom of the conveying channel supporting frame 157, the conveying motor 153 is pivotally connected with a torque transmission belt 155 through a first pivot roller 154, the torque transmission belt 155 is pivotally connected with the conveying belt 152 through a second pivot roller 156, torque of the torque transmission belt 155 is provided through the motor, and the torque transmission belt 155 drives the conveying belt 152 to carry out conveying.
Further, the outer included angle alpha formed between the chute 151 and the conveyor belt 152 is an obtuse angle, and in the present invention, alpha is 110 DEG-160 deg.
The working principle of the air tightness detection device of the invention is as follows: the operator presses the control button 122 and debugs on the touch screen 14, materials are loaded on the positioning jig 47 of the loading and installing device 5, the turntable mechanism 4 controls each station to rotate and rivet the elastic sheet riveting points 482 of the workpieces 48 and the elastic sheets on the positioning jig 47 under the elastic sheet riveting device 6, then the workpieces are conveyed to the next station, the positioning jig 47 rotates to the position under the integral airtight detection device 7, the integral airtight detection is carried out on the workpieces 48, the positioning jig 47 rotates to the position under the film airtight detection device 10, the film airtight detection is carried out on the workpieces 48, then the turntable mechanism 4 rotates the workpieces 48 subjected to the airtight detection to the position under the elastic sheet height detection device 8 through the positioning jig 47, the riveted elastic sheets on the workpieces 48 are detected in height, then the positioning jig 47 rotates to the position under the mechanical hand distributing device 9, the mechanical hand distributing device 9 carries out material distributing treatment, the qualified workpieces 48 are clamped by the mechanical hand distributing device 9 and put into the conveying channel 15, and the unqualified workpieces 48 are clamped by the mechanical hand distributing device 9 and put into the scrapped bin 13.
The above example is only one embodiment of the present invention, which is described in detail and is not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (7)
1. An overall air tightness and film air tightness detection device in an air tightness detection device, which is characterized in that: the airtight detection equipment is provided with a working platform, a turntable mechanism is arranged on the working platform, the turntable mechanism is surrounded by the turntable mechanism, the working platform is sequentially provided with integral airtight detection equipment and film airtight detection equipment along the process conveying direction, and the integral airtight detection equipment and the film airtight detection equipment are respectively and electrically connected with an airtight detector; the integral airtight detection equipment is fixed on the working platform through a second base, an integral airtight equipment support is arranged on the second base, a second mounting top plate is arranged at the top end of the integral airtight equipment support, a second pressing cylinder is arranged on the second mounting top plate and is provided with a second telescopic rod, the second telescopic rod penetrates through the second mounting top plate and is fixedly connected with a second stressed connecting block, a second T-shaped pressing block is arranged on the second stressed connecting block, a second guide groove which is correspondingly and fittingly connected with the second T-shaped pressing block is arranged on the integral airtight equipment support, the bottom of the second T-shaped pressing block is fixedly connected with the top of a second cavity plate for monitoring the integral airtight of a workpiece, and a positive and negative material change inductor is arranged on the integral airtight equipment support;
two airtight detectors are arranged in the airtight detection equipment and are respectively and electrically connected with the integral airtight detection equipment and the film airtight detection equipment;
the second cavity plate comprises a material pressing cavity matched with the workpiece and the positioning jig in shape, at least 2 second material pressing rods are arranged in the material pressing cavity, a second material pressing spring is sleeved on each second material pressing rod, and a second material pressing block is arranged at the end part of each second material pressing rod; the second pressing block is elastically connected with the second cavity plate through a second pressing spring, and is limited and supported by a second pressing rod to realize longitudinal expansion;
the material pressing cavity at the bottom of the second cavity plate corresponds to the airtight sealing ring of the workpiece, the bottom of the second cavity plate is also provided with a plug matched with the shape of the airtight membrane, and the second cavity plate is also connected with a precise differential sensor for detecting the sealing pressure value of the workpiece;
the film airtight detection equipment is installed on the working platform through a third base, one end of a film airtight detection equipment support is fixedly connected with the third base, a third installation top plate is arranged at the other end of the film airtight detection equipment support, a third lower pressing cylinder is arranged on the third installation top plate, a third telescopic link of the third lower pressing cylinder penetrates through the third installation top plate, one end of the third telescopic link is connected with the third lower pressing cylinder, the other end of the third telescopic link is fixedly connected with a third stressed connecting block, a third T-shaped lower pressing block is arranged on the third stressed connecting block, a third guide groove which is correspondingly and in scarf joint with the third T-shaped lower pressing block is arranged on the film airtight detection equipment support, and a positive and negative material replacement sensor is arranged on the film airtight detection equipment support.
2. The integrated air tightness and film air tightness detecting device in air tightness detecting device according to claim 1, wherein: the side face of the second cavity plate is provided with a bolt, and the position of the bolt is correspondingly matched with the position of the positive and negative material transformation sensor.
3. The integrated air tightness and film air tightness detecting device in air tightness detecting device according to claim 2, wherein: the second cavity plate is electrically connected with the airtight detector.
4. The integrated air tightness and film air tightness detecting device in air tightness detecting device according to claim 1, wherein: the plane area of the material pressing cavity is smaller than that of the airtight sealing ring, the second cavity plate can be tightly attached to the airtight sealing ring when being pressed down, and the airtight sealing ring can surround the material pressing cavity.
5. The integrated air tightness and film air tightness detecting device in air tightness detecting device according to claim 1, wherein: be provided with carousel mechanism on the work platform, be provided with 6 stations on the carousel mechanism, every all be provided with a positioning jig on the station, positioning jig and the work piece shape to be produced are to the cooperation, around 6 stations, and lie in work platform and correspond in proper order according to work piece direction of delivery and be provided with material loading erection equipment, shell fragment riveting equipment, whole airtight check out test set, film airtight check out test set, shell fragment height check out test set, manipulator feed divider.
6. The integrated air tightness and film air tightness detecting device in air tightness detecting device according to claim 5, wherein: and a plurality of positioning columns are arranged on the positioning jig.
7. The overall air-tightness and film air-tightness detecting apparatus in an air-tightness detecting apparatus according to any one of claims 1 to 6, wherein: the side face of the second cavity plate is provided with an air inlet hole, and the air inlet hole is connected with the airtight detector.
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| CN201810967648.4A CN108871702B (en) | 2018-08-23 | 2018-08-23 | Integral airtight and film airtight detection equipment in airtight detection equipment |
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| CN110133487A (en) * | 2019-01-22 | 2019-08-16 | 苏州工业职业技术学院 | A kind of open test device of thermal protector |
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| CN109765012B (en) * | 2019-02-21 | 2020-08-18 | 德州职业技术学院（德州市技师学院） | Airtight detection device controlled by single chip microcomputer |
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| CN111795786A (en) * | 2020-06-15 | 2020-10-20 | 黄山旺荣电子有限公司 | Relay gas tightness detection device |
| CN115445960A (en) * | 2022-09-18 | 2022-12-09 | 武汉飞恩微电子有限公司 | Sensor airtightness detection and assembly device |
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