CN109443453B - Testing device of constant volume sampler - Google Patents
Testing device of constant volume sampler Download PDFInfo
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- CN109443453B CN109443453B CN201811637880.8A CN201811637880A CN109443453B CN 109443453 B CN109443453 B CN 109443453B CN 201811637880 A CN201811637880 A CN 201811637880A CN 109443453 B CN109443453 B CN 109443453B
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- 238000012360 testing method Methods 0.000 title claims abstract description 154
- 230000002950 deficient Effects 0.000 claims abstract description 24
- 238000010330 laser marking Methods 0.000 claims abstract description 19
- 210000000078 claw Anatomy 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 16
- 238000007599 discharging Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 13
- 238000011990 functional testing Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013028 emission testing Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
The invention discloses a testing device of a constant volume sampler, which comprises: frame, install disc loading attachment in the frame and install in proper order a plurality of test module on disc loading attachment's the circumferencial direction, a plurality of test module include in proper order: big O type circle assembly module, little O type circle assembly module, resistance test module, negative pressure are revealed test module, positive pressure and are revealed test module, lead to electric quantity test module, terminal length test module, defective products initiative unloading module and good products laser marking module, disc loading attachment includes inboard fixed station and outside revolving stage, a plurality of test module fixed mounting be in the frame with between the inboard fixed station. Through the mode, the invention can realize the one-time and continuous operation of the follow-up test of the constant volume sampler, effectively improve the test efficiency, reduce the labor force, improve the product quality and ensure the hundred percent detection.
Description
Technical Field
The invention relates to the field of mechanical equipment, in particular to a testing device of a constant volume sampler.
Background
With the enhancement of automobile emission standards, advances in automobile emission control technology and improvements in automobile emission testing technology are being facilitated.
In China, with the rapid increase of the quantity of the automobile, the automobile exhaust pollution is more and more serious, the government of China refers to the successful experience of automobile exhaust gas treatment abroad, and a series of automobile exhaust gas emission regulations are formulated to control the automobile exhaust pollution in combination with the industrial current situation of the automobile in China, such as the III/IV stage emission standard GB18352.3-2005 light automobile pollutant emission limit and measurement method and the like. This requires the automobile manufacturer to perform a constant volume sampling test of the automobile exhaust.
The constant volume sampler is used as a key component of an automobile exhaust gas constant volume sampling test system, the requirement on the quality of the constant volume sampler is higher and higher, and the existing constant volume sampler needs to be subjected to various performance detection before delivery, such as: resistance detection, negative pressure leakage detection, positive pressure leakage detection and the like are needed to be detected on different detection devices, the detection intensity is high, the detection efficiency is low, and the conditions such as omission detection and the like are easy to cause.
Disclosure of Invention
The invention mainly solves the technical problems that: aiming at the defects of the prior art, the testing device of the constant volume sampler is provided, the one-time and continuous work of the subsequent test of the constant volume sampler can be realized, the testing efficiency is effectively improved, the labor force is reduced, the product quality is improved, and the hundred percent detection is ensured.
In order to solve the technical problems, the invention adopts a technical scheme that: provided is a testing device of a constant volume sampler, comprising: frame, install disc loading attachment in the frame and install in proper order a plurality of test module on disc loading attachment's the circumferencial direction, a plurality of test module include in proper order: big O type circle assembly module, little O type circle assembly module, resistance test module, negative pressure are revealed test module, positive pressure and are revealed test module, lead to electric quantity test module, terminal length test module, defective products initiative unloading module and good products laser marking module, disc loading attachment includes inboard fixed station and outside revolving stage, a plurality of test module fixed mounting be in the frame with between the inboard fixed station.
In a preferred embodiment of the present invention, the large O-ring assembly module includes a first fixing base mounted on the inner fixing base, a first lateral moving device connected to the first fixing base through a first lateral sliding rail on a first sliding rail plate, a first vertical moving device connected to the first lateral moving device through a first vertical sliding rail on a second sliding rail plate, and a large O-ring assembly device matched with the first vertical moving device; the first vertical moving device controls the first vertical moving device to move up and down on the first vertical sliding rail through a first air cylinder; the first transverse moving device controls the left-right movement of the first transverse moving device on the first transverse sliding rail through a second cylinder; the large O-shaped ring assembling device comprises a large O-shaped ring discharging device and a large O-shaped ring pressing-in device, wherein the large O-shaped ring discharging device is pneumatically connected with the third cylinder, and the large O-shaped ring pressing-in device is pneumatically connected with the fourth cylinder.
In a preferred embodiment of the present invention, the small O-ring assembly module includes a second fixing seat mounted on the inner fixing table, a second lateral moving device connected to the second fixing seat through a second lateral sliding rail on a third sliding rail plate, a second vertical moving device connected to the second lateral moving device through a second vertical sliding rail on a fourth sliding rail plate, and a small O-ring assembly device matched with the second vertical moving device; the second vertical moving device controls the second vertical moving device to move up and down on the second vertical sliding rail through a fifth air cylinder; the second transverse moving device controls the left-right movement of the second transverse moving device on the second transverse sliding rail through a sixth air cylinder; the small O-shaped ring assembling device comprises a small O-shaped ring discharging device and a small O-shaped ring pressing-in device, wherein the small O-shaped ring discharging device is in pneumatic connection with the seventh air cylinder, and the small O-shaped ring pressing-in device is in pneumatic connection with the eighth air cylinder.
In a preferred embodiment of the present invention, the resistance testing module comprises a first product pickup device mounted on the inner fixing table, and a resistance testing device mounted and fixed on the frame and matched with the first product pickup device; the negative pressure leakage testing module, the positive pressure leakage testing module and the current-passing measuring module have the same structure and are composed of a second product pickup device fixedly installed on the inner side fixing table and on the rack and a testing device which is installed and fixed on the rack and matched with the second product pickup device.
In a preferred embodiment of the present invention, the first product pickup device includes a third fixing base mounted on the inner fixing base, a third vertical sliding rail mounted on the third fixing base, a third vertical moving device movably connected to the third vertical sliding rail, and a ninth cylinder pneumatically connected to the third vertical moving device.
In a preferred embodiment of the present invention, the resistance testing device includes: the device comprises a rack, a fourth fixed seat arranged on the rack, a third transverse moving device connected to the fourth fixed seat through a third transverse sliding rail on a fifth sliding rail plate, and a tenth cylinder pneumatically connected with the third transverse moving device, wherein a resistance test head is arranged on the third transverse moving device.
In a preferred embodiment of the present invention, the second product pickup device includes a fifth fixing base mounted on the inner fixing base and the frame, a fourth vertical moving device movably connected to the fifth fixing base through a fourth vertical sliding rail, and an eleventh cylinder pneumatically connected to the fourth vertical moving device, the fifth fixing base includes a fixing plate mounted on the inner fixing base, a supporting column mounted on the frame, and a top plate connecting the fixing plate and the supporting column, the fourth vertical sliding rail is mounted on the fixing plate, and the eleventh cylinder is mounted on the top plate.
In a preferred embodiment of the present invention, the test device comprises: the device comprises a sixth fixed seat arranged on the frame, a fourth transverse moving device connected to the sixth fixed seat through a fourth transverse sliding rail on a sixth sliding rail plate, a twelfth air cylinder pneumatically connected with the fourth transverse moving device, and an air claw device arranged at the top of the sixth fixed seat, wherein a functional test head is arranged on the fourth transverse moving device; a plurality of stopping devices matched with the testing device are arranged on the frame.
In a preferred embodiment of the present invention, the terminal length test module includes: the product picking device is arranged on the inner side fixing table, and the length testing device is arranged and fixed on the frame and matched with the product picking device.
In a preferred embodiment of the present invention, the defective product active blanking module includes a blanking device erected between the inner fixing table and the frame, and a defective product conveying line mounted on the frame, where the defective product conveying line is located below the blanking device; the good product laser marking module comprises a rotary material taking device arranged on the frame and a laser marking device matched with the rotary material taking device.
The beneficial effects of the invention are as follows: through reasonable structural design, adopt inside and outside disc revolving stage and a plurality of test module that distribute on the disc revolving stage, realized that a device possesses functions such as pressure equipment, resistance test, negative pressure leakage test, positive pressure leakage test, logical current volume test, terminal length test of big O type circle and little O type circle simultaneously, have unqualified product unloading and qualified product laser marking function simultaneously, realized the disposable and the continuity work of the follow-up test of constant volume sampler, can effectively improve efficiency of software testing, reduce the labour, improve product quality simultaneously, guarantee hundred percent detection.
Drawings
FIG. 1 is a top view of a testing device of a constant volume sampler of the present invention;
FIG. 2 is a schematic diagram of the internal structure of a testing device of the constant volume sampler shown in FIG. 1;
FIG. 3 is a schematic view of the large O-ring mounting module of FIGS. 1 and 2;
FIG. 4 is a schematic view of the small O-ring mounting module of FIGS. 1 and 2;
FIG. 5 is a schematic diagram of a first product pick-up device in the resistance test module shown in FIGS. 1 and 2;
FIG. 6 is a schematic diagram of a second product pick-up device in the negative pressure leakage test module shown in FIGS. 1 and 2;
FIG. 7 is a schematic diagram of a negative pressure test device in the negative pressure leakage test module shown in FIGS. 1 and 2;
FIG. 8 is a schematic structural view of a length testing device in the terminal length testing module shown in FIGS. 1 and 2;
FIG. 9 is a schematic structural diagram of the active blanking module for defective products shown in FIGS. 1 and 2;
FIG. 10 is a schematic structural diagram of the good laser marking module shown in FIGS. 1 and 2;
the components in the drawings are marked as follows: 1. the device comprises a frame, 2, a disc feeding device, 21, an inner fixed table, 22, an outer rotary table, 23, a product feeding table, 3, a large O-ring assembly module, 301, a first fixed seat, 302, a first sliding rail plate, 303, a first sliding rail, 304, a first lateral moving device, 305, a second sliding rail plate, 306, a first vertical sliding rail, 307, a first vertical moving device, 308, a large O-ring assembly device, 309, a first cylinder, 311, a large O-ring discharging device, 312, a large O-ring pressing device, 313, a third cylinder, 314, a fourth cylinder, 4, a small O-ring assembly module, 401, a second fixed seat, 402, a third sliding rail plate, 403, a second lateral sliding rail, 404, a second lateral moving device, 405, a fourth sliding rail plate, 406, a second vertical sliding rail, 407, a second vertical moving device, 408, a small O-ring assembly device, 409, fifth cylinder 410, sixth cylinder 411, small O-ring discharging device, 412, small O-ring pressing device, 413, seventh cylinder, 414, eighth cylinder, 5, resistance test module, 51, first product pickup device, 511, third fixing base, 512, third vertical slide rail, 513, third vertical moving device, 514, ninth cylinder, 6, negative pressure leakage test module, 61, second product pickup device, 611-1, fixing plate, 611-2, support column, 611-3, top plate, 612, fourth vertical slide rail, 613, fourth vertical moving device, 614, eleventh cylinder, 62, negative pressure leakage test device, 621, sixth fixing base, 622, sixth slide rail plate, 623, fourth lateral slide rail, 624, fourth lateral moving device, 625, twelfth cylinder, 626, first air claw device, 627, negative pressure leakage test head, 628, negative pressure leakage test head, 626, fourteenth cylinder, 7, positive pressure leakage test module, 8, current-through measurement module, 9, terminal length test module, 92, length test device, 921, twelfth fixing base, 922, ninth sliding rail plate, 923, seventh lateral sliding rail, 924, seventh lateral movement device, 925, twenty-fourth cylinder, 926, length test head, 10, defective product initiative unloading module, 101, unloading device, 1011, lateral movement device, 1012, unloading gas claw device, 1013, twenty-fifth cylinder, 1014, servo motor, 102, defective product conveying line, 1021, servo motor, 11, defective product laser marking module, 1101, rotary material taking device, 11011, material taking gas claw device, 11012, twenty-sixth cylinder, 11013, rotary cylinder, 1102, laser marking device.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1 to 10, an embodiment of the present invention includes:
a testing device for a constant volume sampler, comprising: frame 1, install disc loading attachment 2 on frame 1 and install in proper order a plurality of test module in the circumferencial direction of disc loading attachment 2, a plurality of test module include in proper order: big O type circle assembly module 3, little O type circle assembly module 4, resistance test module 5, negative pressure are revealed test module 6, positive pressure is revealed test module 7, current-carrying capacity test module 8, terminal length test module 9, defective products initiative unloading module 10, and good products laser marking module 11.
The disc feeding device 2 comprises an inner fixing table 21 and an outer rotating table 22, the plurality of test modules are fixedly installed between the frame 1 and the inner fixing table 21, and the outer rotating table 22 is uniformly provided with a plurality of product feeding tables 23 along the circumferential direction and used for installing constant volume sampler products to be detected.
As shown in fig. 3, the large O-ring assembly module 3 includes a first fixing base 301 installed on the inner fixing base 21, a first lateral moving device 304 connected to the first fixing base 301 through a first lateral sliding rail 303 on a first sliding rail plate 302, a first vertical moving device 307 connected to the first lateral moving device 304 through a first vertical sliding rail 306 on a second sliding rail plate 305, and a large O-ring assembly device 308 matched with the first vertical moving device 307; the first vertical moving device 307 controls the up-and-down motion of the first vertical moving device on the first vertical sliding rail 306 through a first air cylinder 309; the first transverse moving device 304 controls the left-right movement of the first transverse moving device on the first transverse sliding rail 303 through a second air cylinder; the large O-ring assembling device 308 comprises a large O-ring unloading device 311 and a large O-ring pressing device 312, wherein the large O-ring unloading device 311 is pneumatically connected with a third cylinder 313, and the large O-ring pressing device 312 is pneumatically connected with a fourth cylinder 314.
During operation, products are put on the product feeding table 23, and the outer rotary table 22 rotates to the large O-shaped ring assembly module 3; at this time, the first air cylinder 309 drives the first vertical moving device 307 to move downwards to press the large O-ring, then the first air cylinder 309 drives the first vertical moving device 307 to move upwards to reset, the fourth air cylinder 314 drives the large O-ring pressing device 312 to move upwards, and the second air cylinder drives the first transverse moving device 304 to move to reach above the product on the product loading table 23; the first air cylinder 309 drives the first vertical moving device 307 to move downwards, the third air cylinder 313 drives the large O-shaped ring discharging device 311 to ascend, the large O-shaped ring pressed by the first vertical moving device 307 is retracted to the product, the first air cylinder 309 drives the first vertical moving device 307 to move upwards for resetting, and the second air cylinder drives the first transverse moving device 304 to move out of the working area; the third cylinder 313 drives the large O-ring discharging device 311 to descend, and the fourth cylinder 314 drives the large O-ring pressing device 312 to descend so as to press the large O-ring into the product.
As shown in fig. 4, the small O-ring assembly module 4 includes a second fixing base 401 mounted on the inner fixing base 21, a second lateral moving device 404 connected to the second fixing base 401 through a second lateral sliding rail 403 on a third sliding rail plate 402, a second vertical moving device 407 connected to the second lateral moving device 404 through a second vertical sliding rail 406 on a fourth sliding rail plate 405, and a small O-ring assembly device 408 matched with the second vertical moving device 407; the second vertical moving device 407 controls the vertical movement of the second vertical moving device on the second vertical sliding rail 406 through a fifth air cylinder 409; the second lateral moving device 404 controls the left-right movement of the second lateral sliding rail 403 through a sixth cylinder 410; the small O-ring assembly device 408 comprises a small O-ring unloading device 411 and a small O-ring pressing device 412, wherein the small O-ring unloading device 411 is in pneumatic connection with a seventh air cylinder 413, and the small O-ring pressing device 412 is in pneumatic connection with an eighth air cylinder 414.
When the device works, a product with a large O-shaped ring installed on the product feeding table 23 rotates to a small O-shaped ring assembly module 4 along with the outer rotary table 22; at this time, the fifth cylinder 409 drives the second vertical moving device 407 to move downwards, press the small O-ring, then the fifth cylinder 409 drives the second vertical moving device 407 to move upwards for resetting, the eighth cylinder 414 drives the small O-ring pressing device 412 to move upwards, and the sixth cylinder 410 drives the second lateral moving device 404 to move, so as to reach above the product on the product loading table 23; the fifth air cylinder 409 drives the second vertical moving device 407 to move downwards, the seventh air cylinder 413 drives the small O-shaped ring discharging device 411 to ascend, the small O-shaped ring pressed by the second vertical moving device 407 is retracted to a product, the fifth air cylinder 409 drives the second vertical moving device 407 to move upwards for resetting, and the sixth air cylinder 410 drives the second transverse moving device 404 to move out of the working area; the seventh air cylinder 413 drives the small O-ring unloading device 411 to descend, and the eighth air cylinder 414 drives the small O-ring pressing device 412 to descend so as to press the small O-ring into the product.
The resistance test module 5 comprises a first product pickup device 51 arranged on the inner fixing table 21 and a resistance test device which is arranged and fixed on the frame 1 and matched with the first product pickup device 51.
As shown in fig. 5, the first product pickup device 51 includes a third fixing base 511 mounted on the inner fixing base 21, a third vertical sliding rail 512 mounted on the third fixing base 511, a third vertical moving device 513 movably connected to the third vertical sliding rail 512, and a ninth air cylinder 514 pneumatically connected to the third vertical moving device 513.
The resistance test device includes: the device comprises a fourth fixed seat arranged on the frame 1, a third transverse moving device connected to the fourth fixed seat through a third transverse sliding rail on a fifth sliding rail plate, and a tenth cylinder pneumatically connected with the third transverse moving device, wherein a resistance test head is arranged on the third transverse moving device.
When the resistor testing device works, a product with the small O-shaped ring is rotated to the resistor testing module 5 along with the outer rotary table 22 on the product feeding table 23; at this time, the ninth cylinder 514 drives the third vertical moving device 513 to move downwards to position the product, the tenth cylinder drives the third lateral moving device to extend out, so that the resistance test head on the third lateral moving device performs resistance test on the product, and after repeating the test for three times, the tenth cylinder drives the third lateral moving device to retract and reset, and the ninth cylinder 514 drives the third vertical moving device 513 to move upwards and reset.
The negative pressure leakage test module 6, the positive pressure leakage test module 7 and the current passing amount test module 8 have the same structure.
The negative pressure leakage testing module 6 is composed of a second product pickup device 61 fixedly installed on the inner fixing table 21 and the frame 1, and a negative pressure leakage testing device 62 which is installed and fixed on the frame 1 and matched with the second product pickup device 61.
As shown in fig. 6, the second product pickup device 61 includes a fifth fixing base mounted on the inner fixing base 21 and the frame 1, a fourth vertical moving device 613 movably connected to the fifth fixing base 611 via a fourth vertical sliding rail 612, and an eleventh cylinder 614 pneumatically connected to the fourth vertical moving device 613, the fifth fixing base includes a fixing plate 611-1 mounted on the inner fixing base 21, a supporting column 611-2 mounted on the frame 1, and a top plate 611-3 connecting the fixing plate 611-1 and the supporting column 611-2, the fourth vertical sliding rail 612 is mounted on the fixing plate 611-1, and the eleventh cylinder 614 is mounted on the top plate 611-3.
As shown in fig. 7, the negative pressure leakage testing apparatus 62 includes: a sixth fixed seat 621 mounted on the frame 1, a fourth lateral moving device 624 connected to the sixth fixed seat 621 through a fourth lateral sliding rail 623 on a sixth sliding rail plate 622, a twelfth cylinder 625 pneumatically connected to the fourth lateral moving device 624, and a first air jaw device 626 mounted on the top of the sixth fixed seat 621, wherein a negative pressure leakage test head 627 is mounted on the fourth lateral moving device 624; the frame 1 is provided with a first stop device matched with the negative pressure leakage testing device, and the first stop device controls the front and back movement of the first stop device through a thirteenth cylinder. A fourteenth cylinder 628 is mounted on the first jaw apparatus 626 for controlling the opening and tightening of the first jaw apparatus.
During operation, the product subjected to the resistance test rotates to the negative pressure leakage test module 6 along with the outer rotary table 22 on the product feeding table 23; at the moment, the thirteenth air cylinder drives the first stopping device to extend out, so that the product feeding table with the product stops on the negative pressure leakage testing module 6; the eleventh cylinder 614 drives the fourth vertical moving device 613 to press and position the product, the twelfth cylinder 625 drives the fourth transverse moving device 624 to extend, so that the negative pressure leakage test head 627 on the fourth transverse moving device 624 extends to be electrified, air suction negative pressure is carried out, and the product is subjected to negative pressure leakage test by electrifying and pressure maintaining; after the test is finished, the fourteenth air cylinder 628 drives the first air jaw device 626 to extend, the first air jaw device 626 tightens the tested product, then the eleventh air cylinder 614 drives the fourth vertical moving device 613 to move upwards for resetting, the twelfth air cylinder 625 drives the fourth horizontal moving device 624 to retract for resetting, the first air jaw device 626 releases the product, the fourteenth air cylinder 628 drives the first air jaw device 626 to retract for resetting, and the thirteenth air cylinder drives the first stopping device to retract for resetting.
The positive pressure leakage testing module 7 is composed of a third product pickup device fixedly installed on the inner side fixing table 21 and the frame 1, and a positive pressure leakage testing device which is installed and fixed on the frame 1 and matched with the third product pickup device.
The third product pickup device has the same structure as the second product pickup device 61, and includes: the device comprises a seventh fixed seat, a fifth vertical moving device and a fifteenth cylinder, wherein the seventh fixed seat is arranged on the inner fixed table 21 and the frame 1, the fifth vertical moving device is movably connected to the seventh fixed seat through a fifth vertical sliding rail, and the fifteenth cylinder is pneumatically connected with the fifth vertical moving device.
The positive pressure leakage testing device has the same structure as the negative pressure leakage testing device 62, and includes: the device comprises an eighth fixed seat arranged on the frame 1, a fifth transverse moving device connected to the eighth fixed seat through a fifth transverse sliding rail on a seventh sliding rail plate, a sixteenth air cylinder pneumatically connected with the fifth transverse moving device, and a second air claw device arranged at the top of the eighth fixed seat, wherein a positive pressure leakage test head is arranged on the fifth transverse moving device; the frame 1 is provided with a second stop device matched with the positive pressure leakage testing device, and the second stop device controls the forward and backward movement of the second stop device through a seventeenth cylinder. An eighteenth cylinder is arranged on the second air claw device and used for controlling the opening and the clamping of the second air claw device.
During operation, the product subjected to the negative pressure leakage test rotates to the positive pressure leakage test module 7 along with the outer rotary table 22 on the product feeding table 23; at the moment, the seventeenth cylinder drives the second stopping device to extend out, so that the product feeding table with the product stops on the positive pressure leakage testing module 7; the fifteenth cylinder drives the fifth vertical moving device to press down and position the product, the sixteenth cylinder drives the fifth transverse moving device to extend out, so that a positive pressure leakage test head on the fifth transverse moving device extends out to be electrified, the product is inflated, and the product is subjected to positive pressure leakage test by electrifying and pressure maintaining; after the test is finished, the eighteenth air cylinder drives the second air claw device to extend, the second air claw device tightens the tested product, then the fifteenth air cylinder drives the fifth vertical moving device to move upwards for resetting, the sixteenth air cylinder drives the fifth horizontal moving device to retract for resetting, the second air claw device loosens the product, the eighteenth air cylinder drives the second air claw device to retract for resetting, and the seventeenth air cylinder drives the second stop device to retract for resetting.
The current-passing amount testing module 8 consists of a fourth product pickup device fixedly installed on the inner fixing table 21 and the frame 1, and a current-passing amount testing device which is installed and fixed on the frame 1 and matched with the fourth product pickup device.
The fourth product pickup device has the same structure as the second product pickup device 61, and includes: the device comprises a ninth fixed seat, a sixth vertical moving device and a nineteenth air cylinder, wherein the ninth fixed seat is installed on the inner fixed table 21 and the frame 1, the sixth vertical moving device is movably connected to the ninth fixed seat through a sixth vertical sliding rail, and the nineteenth air cylinder is pneumatically connected with the sixth vertical moving device.
The flow-through amount testing device has the same structure as the negative pressure leakage testing device 62, and includes: the device comprises a tenth fixed seat arranged on the frame 1, a sixth transverse moving device connected to the tenth fixed seat through a sixth transverse sliding rail on an eighth sliding rail plate, a twentieth cylinder pneumatically connected with the sixth transverse moving device, and a third air jaw device arranged on the top of the tenth fixed seat, wherein the sixth transverse moving device is provided with a current flow amount testing head; and a third gear stopping device matched with the current flow measuring device is arranged on the frame 1, and the third gear stopping device controls the front and back movement of the third gear stopping device through a first cylinder. And a twenty-second cylinder is arranged on the third air claw device and used for controlling the opening and the clamping of the third air claw device.
During operation, the product subjected to the positive pressure leakage test rotates to the current flow measurement module 8 along with the outer rotary table 22 on the product feeding table 23; at the moment, the twenty-first cylinder drives the third gear stopping device to extend out, so that the product feeding table with the products stops on the current flow amount testing module 8; the nineteenth air cylinder drives the sixth vertical moving device to press down to position the product, the twentieth air cylinder drives the sixth transverse moving device to extend out, so that a current flow measuring head on the sixth transverse moving device extends out to be electrified, and the product is subjected to flow measurement by inflation/air suction and electrification pressure maintaining; after the test is finished, the twenty-second air cylinder drives the third air claw device to extend, the third air claw device tightens the tested product, then the nineteenth air cylinder drives the sixth vertical moving device to move upwards for resetting, the twenty-second air cylinder drives the sixth horizontal moving device to retract for resetting, the third air claw device loosens the product, the twenty-second air cylinder drives the third air claw device to retract for resetting, and the twenty-first air cylinder drives the third gear stopping device to retract for resetting.
The terminal length test module 9 includes: a fifth product pickup device mounted on the inner fixing table 21, and a length testing device 92 mounted and fixed on the frame 1 and matched with the fifth product pickup device.
The fifth product pickup device has the same structure as the first product pickup device 51, and includes: the device comprises an eleventh fixing seat arranged on the inner fixing table 21, a seventh vertical sliding rail arranged on the eleventh fixing seat, a seventh vertical moving device movably connected on the seventh vertical sliding rail, and a twenty-third cylinder pneumatically connected with the seventh vertical moving device.
As shown in fig. 8, the length testing device 92 includes: a twelfth fixing base 921 mounted on the frame 1, a seventh lateral moving device 924 connected to the twelfth fixing base 921 through a seventh lateral slide rail 923 on the ninth slide rail plate 922, and a twenty-fourth air cylinder 925 pneumatically connected to the seventh lateral moving device 924, wherein a length test head 926 is mounted on the seventh lateral moving device 924.
When the device works, a product subjected to the current passing amount test rotates to the terminal length test module 9 along with the outer rotary table 22 on the product feeding table 23, at the moment, a twenty-third air cylinder drives a seventh vertical moving device to move downwards to position the product, and a twenty-fourth air cylinder 925 drives a seventh transverse moving device 924 to extend out, so that a length test head 926 on the seventh transverse moving device 924 tests the terminal length of the product; after the test is completed, the twenty-fourth air cylinder 925 drives the seventh transverse moving device 924 to retract and reset, and the twenty-third air cylinder drives the seventh vertical moving device to move upwards and reset.
As shown in fig. 9, the defective active blanking module 10 includes a blanking device 101 mounted between the inner fixing table 21 and the frame 1, and a defective conveying line 102 mounted on the frame 1, where the defective conveying line 102 is located below the blanking device 101. The blanking device 101 comprises a transverse moving device 1011, a blanking gas claw device 1012 connected to the transverse moving device, a twenty-fifth cylinder 1013 pneumatically connected to the blanking gas claw device 1012, and a servo motor 1014 electrically connected to the transverse moving device 1011.
During operation, all detected defective products are rotated to the defective product active blanking module 10 along with the outer rotary table 22 on the product feeding table 23, the blanking gas claw device 1012 is driven to descend to the defective product through the twenty-fifth cylinder 1013, the blanking gas claw device 1012 is closed to clamp the defective product, the twenty-fifth cylinder 1013 drives the blanking gas claw device 1012 to ascend, the servo motor 1013 controls the transverse moving device 1011 to move to the position above the defective product conveying line 102, the twenty-fifth cylinder 1013 drives the blanking gas claw device 1012 to descend, the blanking gas claw device 1012 is opened to loosen the defective product, the defective product is placed on the defective product conveying line 102, and the twenty-fifth cylinder 1013 drives the blanking gas claw device 1012 to ascend and reset.
As shown in fig. 10, the good laser marking module 11 includes a rotary material taking device 1101 mounted on the frame 1, and a laser marking device 1102 matched with the rotary material taking device 1101. The rotary take-off 1101 includes a take-off gas jaw 11011, a twenty-sixth gas cylinder 11012 coupled to the take-off gas jaw 11011, and a rotary gas cylinder 11013.
During operation, all detected products are rotated to a good laser marking module 11 along with an outer rotary table 22 on a qualified product feeding table 23, a material taking air jaw device 11011 is driven to descend to the upper side of the qualified product through a twenty-sixth air cylinder 11012, the material taking air jaw device 11011 is closed to clamp the qualified product, a rotary air cylinder 11013 controls the material taking air jaw device 11011 to rotate, the qualified product clamped by the material taking air jaw device 11011 is rotated to a laser marking station of a laser marking device 1102, the laser marking device 1102 performs laser marking on the qualified product, after the detection, a rotary air cylinder 11013 controls the material taking air jaw device 11011 to rotate, the qualified product clamped by the material taking air jaw device 11011 is rotated to a blanking station, the material taking air jaw device 11011 is opened to loosen the product, and the twenty-sixth air cylinder 11012 drives the material taking air jaw device 11011 to ascend and reset.
The invention discloses a testing device of a constant volume sampler, which adopts an inner disc rotary table, an outer disc rotary table and a plurality of testing modules distributed on the disc rotary table through reasonable structural design, so that one device simultaneously has the functions of press fitting of a large O-shaped ring and a small O-shaped ring, resistance testing, negative pressure leakage testing, positive pressure leakage testing, current passing quantity testing, terminal length testing and the like, simultaneously has the functions of blanking unqualified products and laser marking of qualified products, realizes the one-time and continuous work of the subsequent testing of the constant volume sampler, can effectively improve testing efficiency, reduces labor force, simultaneously improves product quality and ensures hundred percent detection.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (8)
1. A testing device for a constant volume sampler, comprising: frame, install disc loading attachment in the frame and install in proper order a plurality of test module on disc loading attachment's the circumferencial direction, a plurality of test module include in proper order: the disc feeding device comprises an inner fixing table and an outer rotating table, and a plurality of test modules are fixedly arranged between the frame and the inner fixing table;
the terminal length test module includes: the product picking device is arranged on the inner side fixing table, and the length testing device is arranged and fixed on the rack and matched with the product picking device; the defective product active blanking module comprises a blanking device erected between the inner side fixing table and the frame and a defective product conveying line arranged on the frame, and the defective product conveying line is positioned below the blanking device; the good product laser marking module comprises a rotary material taking device arranged on the frame and a laser marking device matched with the rotary material taking device.
2. The testing device of the constant volume sampler of claim 1, wherein the large O-ring assembly module comprises a first fixed seat installed on the inner fixed table, a first transverse moving device connected to the first fixed seat through a first transverse sliding rail on a first sliding rail plate, a first vertical moving device connected to the first transverse moving device through a first vertical sliding rail on a second sliding rail plate, and a large O-ring assembly device matched with the first vertical moving device; the first vertical moving device controls the first vertical moving device to move up and down on the first vertical sliding rail through a first air cylinder; the first transverse moving device controls the left-right movement of the first transverse moving device on the first transverse sliding rail through a second cylinder; the large O-shaped ring assembling device comprises a large O-shaped ring discharging device and a large O-shaped ring pressing-in device, wherein the large O-shaped ring discharging device is pneumatically connected with the third cylinder, and the large O-shaped ring pressing-in device is pneumatically connected with the fourth cylinder.
3. The testing device of the constant volume sampler of claim 1, wherein the small O-ring assembly module comprises a second fixing seat installed on the inner fixing table, a second transverse moving device connected to the second fixing seat through a second transverse sliding rail on a third sliding rail plate, a second vertical moving device connected to the second transverse moving device through a second vertical sliding rail on a fourth sliding rail plate, and a small O-ring assembly device matched with the second vertical moving device; the second vertical moving device controls the second vertical moving device to move up and down on the second vertical sliding rail through a fifth air cylinder; the second transverse moving device controls the left-right movement of the second transverse moving device on the second transverse sliding rail through a sixth air cylinder; the small O-shaped ring assembling device comprises a small O-shaped ring discharging device and a small O-shaped ring pressing-in device, wherein the small O-shaped ring discharging device is in pneumatic connection with the seventh air cylinder, and the small O-shaped ring pressing-in device is in pneumatic connection with the eighth air cylinder.
4. The testing device of the constant volume sampler according to claim 1, wherein the resistance testing module comprises a first product pickup device arranged on the inner fixing table and a resistance testing device which is arranged and fixed on the frame and matched with the first product pickup device; the negative pressure leakage testing module, the positive pressure leakage testing module and the current-passing measuring module have the same structure and are composed of a second product pickup device fixedly installed on the inner side fixing table and on the rack and a testing device which is installed and fixed on the rack and matched with the second product pickup device.
5. The device for testing a constant volume sampler of claim 4 wherein the first product pickup device comprises a third fixed seat mounted on the inner fixed table, a third vertical sliding rail mounted on the third fixed seat, a third vertical moving device movably connected on the third vertical sliding rail, and a ninth cylinder pneumatically connected with the third vertical moving device.
6. The device for testing a constant volume sampler of claim 4 wherein the resistance testing device comprises: the device comprises a rack, a fourth fixed seat arranged on the rack, a third transverse moving device connected to the fourth fixed seat through a third transverse sliding rail on a fifth sliding rail plate, and a tenth cylinder pneumatically connected with the third transverse moving device, wherein a resistance test head is arranged on the third transverse moving device.
7. The constant volume sampler testing device of claim 4, wherein the second product pickup device comprises a fifth fixed seat mounted on the inner fixed table and the frame, a fourth vertical moving device movably connected to the fifth fixed seat through a fourth vertical sliding rail, and an eleventh cylinder pneumatically connected to the fourth vertical moving device, the fifth fixed seat comprises a fixed plate mounted on the inner fixed table, a supporting column mounted on the frame, and a top plate connecting the fixed plate and the supporting column, the fourth vertical sliding rail is mounted on the fixed plate, and the eleventh cylinder is mounted on the top plate.
8. The device for testing a constant volume sampler of claim 4, wherein the device comprises: the device comprises a sixth fixed seat arranged on the frame, a fourth transverse moving device connected to the sixth fixed seat through a fourth transverse sliding rail on a sixth sliding rail plate, a twelfth air cylinder pneumatically connected with the fourth transverse moving device, and an air claw device arranged at the top of the sixth fixed seat, wherein a functional test head is arranged on the fourth transverse moving device; a plurality of stopping devices matched with the testing device are arranged on the frame.
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