CN110441002A - A kind of air tightness detection equipment - Google Patents
A kind of air tightness detection equipment Download PDFInfo
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- CN110441002A CN110441002A CN201910558843.6A CN201910558843A CN110441002A CN 110441002 A CN110441002 A CN 110441002A CN 201910558843 A CN201910558843 A CN 201910558843A CN 110441002 A CN110441002 A CN 110441002A
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- Prior art keywords
- air tightness
- tightness detection
- detection equipment
- test
- pedestal
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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
- G01M13/00—Testing of machine parts
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a kind of air tightness detection equipments, it is related to machinery field, including rack, test cavity, vacuum generator, leak detector, flow controller, flow sensor, baroceptor and fixture assembly, the upper rack is test section, frame lower is equipment installing zone, the vacuum generator, leak detector, flow controller, flow sensor, baroceptor is mounted in equipment installing zone, the fixture assembly is installed in test section and for the fixed test cavity, product to be detected is installed in the test chamber body, multiple detection devices are integrated in a rack by the present invention, it is equipped with corresponding fixture assembly simultaneously, realize the diversified testing requirement of consumer product, compact overall structure, integrated level is high, and realize Visual retrieval work.
Description
Technical field
The invention belongs to machinery fields, and in particular to a kind of air tightness detection equipment.
Background technique
Air tightness detection equipment is mainly used for the air-leakage test of consumer product, negative pressure test, flow rate test and valve and opens
Open pressure test.How much current detection device is tested using single test equipment, be not carried out it is integrated, although market
On also there are some intelligentized detection devices, but integrated level is still insufficient, and before detection, need to test cavity into
Row clamps positioning, it is ensured that when detection, product is in a suitable position.The clamp structure list of existing air tightness detection equipment
One, it is inconvenient that the position of product adjusts, and causes the time for clamping positioning longer, reduces detection efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of air tightness detection equipments, caused by the prior art above-mentioned scarce to solve
It falls into.
A kind of air tightness detection equipment, including rack, test cavity, vacuum generator, leak detector, flow controller, stream
Quantity sensor, baroceptor and fixture assembly, the upper rack are test section, and frame lower is equipment installing zone, institute
Vacuum generator, leak detector, flow controller, flow sensor, baroceptor is stated to be mounted in equipment installing zone, it is described
Fixture assembly is installed in test section and for fixing the test cavity, is equipped with production to be detected in the test chamber body
Product, gas source is connected to a connecting tube through flow controller, leak detector, then enters in test chamber body through connecting tube, test chamber
Baroceptor is also equipped on body, flow controller is arranged in parallel with leak detector, is also connected in connecting tube there are two branch pipe, two
A branch pipe is connected to vacuum generator, and flow sensor is additionally provided on one of branch pipe, and above-mentioned vacuum generator leaks hunting
At least one solenoid valve is provided on connecting line and connecting tube where instrument, flow controller, flow sensor.
The fixture assembly includes base, rotates horizontally motor, vertical rotating electric machine, horizontal clamping mechanism and longitudinal folder
Tight mechanism is set on the base there are two vertical plate, is rotatably connected to horizontally disposed pedestal, the laterally folder between two vertical plates
There are two tight mechanisms and is symmetrically arranged on pedestal, and the horizontal rotation motor is installed at the geometric center of base end face and it
Output end is connected with the placement rack for putting product, and the placement rack is rotationally connected in the display platform on pedestal, the bottom
The shaft of seat one end is connected to the output end of vertical rotating electric machine, and the vertical rotating electric machine is installed on base by motor cabinet
On, the longitudinal direction clamp system is located at the side of base and is used for the clamping of product.
Preferably, the horizontal clamping mechanism includes lateral cylinder, sliding block and gripping block, and lateral cylinder is installed on pedestal
Upper and its output end is connected to the gripping block, and the gripping block is mounted on sliding block, and the sliding block is slidably connected to
In slide on pedestal.
Preferably, longitudinal clamp system includes longitudinal clamping seats, side plate, horizontally disposed telescopic cylinder and finger
Cylinder, the side plate vertical sliding motion are connected on the sliding rail of longitudinal clamping seats side, and its top is connected to lifting cylinder, described
Telescopic cylinder is installed on side plate and its output end is connected with top plate, and top plate is slidably connected on side plate and outside it by guide post
End is equipped with the finger cylinder.
Preferably, the lower section for rotating horizontally motor and being installed on pedestal by horizontal motor seat.
Preferably, the cross sectional shape of the slide is L shape.
Preferably, the horizontal rotation motor and vertical rotating electric machine are all made of servo motor.
Preferably, the front of the test section, which is equipped with, is open and is equipped with photoelectric sensor, the light in the two sides of opening
Electric inductor is for detecting whether there is manpower to enter in test section.
Preferably, it is separated between the test section and equipment installing zone by a partition, partition is equipped with several for line
The through-hole of beam and Pipeline Crossing Program.
Preferably, the vacuum generator, leak detector, flow controller, flow sensor, baroceptor electrically connect
It is connected to an industrial personal computer, is transferred in display and is shown for tester after the information processing that the industrial personal computer is used to will test
It checks.
The present invention has the advantages that
(1) multiple detection devices are integrated in a rack by the present invention, while being equipped with corresponding fixture assembly, are realized
The diversified testing requirement of consumer product, compact overall structure, integrated level is high, and realizes Visual retrieval work;
(2) fixture assembly of the invention can not only time test cavity clamping work, additionally it is possible to realize product perpendicular
Position adjustment in straight plane, meanwhile, by means of longitudinal clamp system, it can guarantee the stability of the biggish product of height, with
Make up the deficiency of horizontal clamping mechanism generation.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of fixture assembly in the present invention.
Fig. 3 is the main view of fixture assembly in the present invention.
Fig. 4 is that the present invention removes the side view after longitudinal clamp system.
Fig. 5 is the principle sketch of gas circuit test macro of the invention.
Fig. 6 is the principle sketch of air-leakage test of the invention.
Wherein, 1- rack, the test section 101-, 102- equipment installing zone, 2- test cavity, 3- vacuum generator, and 4- leaks hunting
Instrument, 5- flow controller, 6- flow sensor, 7- baroceptor, 8- fixture assembly, 81- base, 82- rotate horizontally motor,
The vertical rotating electric machine of 83-, 84- horizontal clamping mechanism, 841- lateral cylinder, 842- sliding block, 843- gripping block, 85- are longitudinally clamped
Mechanism, the longitudinal direction 851- clamping seats, 852- side plate, 853- telescopic cylinder, 854- finger cylinder, 855- guide post, 856- top plate,
857- sliding rail, 858- lifting cylinder, 86- vertical plate, 87- pedestal, 88- motor cabinet, 89- display platform, 810- horizontal motor seat, 811-
Placement rack, 812- slide, 9- photoelectric sensor, 10- partition, 11- through-hole, 12- display.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figures 1 to 4, a kind of air tightness detection equipment, including rack 1, test cavity 2, vacuum generator 3, survey
Instrument 4, flow controller 5, flow sensor 6, baroceptor 7 and fixture assembly 8 are leaked, the upper rack is test section
101, frame lower be equipment installing zone 102, the vacuum generator 3, leak detector 4, flow controller 5, flow sensor 6,
Baroceptor 7 is mounted in equipment installing zone 102, and the fixture assembly 8 is installed in test section 101 and for fixing institute
The test cavity 2 stated is equipped with product to be detected in the test cavity 2.
In the present invention, the fixture assembly includes base 81, rotates horizontally motor 82, vertical rotating electric machine 83, laterally folder
Tight mechanism 84 and longitudinal clamp system 85 are set on the base 81 there are two vertical plate 86, are rotatablely connected between two vertical plates 86
There is horizontally disposed pedestal 87, there are two the horizontal clamping mechanisms 84 and is symmetrically arranged on pedestal 87, the horizontal rotation
Motor 82 is installed at the geometric center of 87 bottom surface of pedestal and its output end is connected with the placement rack 812 for putting product, institute
It states in the display platform 811 that placement rack 12 is rotationally connected on pedestal 87, it specifically can be real by the bearing being installed in display platform 811
Existing, the shaft of described 87 one end of pedestal is connected to the output end of vertical rotating electric machine 83, and the vertical rotating electric machine 83 passes through electricity
Base 88 is installed on base 81, and the longitudinal direction clamp system 85 is located at the side of base 81 and is used for the clamping of product.
In the present embodiment, the horizontal clamping mechanism 84 includes lateral cylinder 841, sliding block 842 and gripping block 843,
Lateral cylinder 841 is installed on pedestal 87 and its output end is connected to the gripping block 843, and the installation of gripping block 843 is solid
Due on sliding block 842, the sliding block 842 is slidably connected in the slide 812 on pedestal 87.
In the present embodiment, longitudinal clamp system 85 includes longitudinal clamping seats 851, side plate 852, horizontally disposed stretches
Contracting cylinder 853 and finger cylinder 854,852 vertical sliding motion of side plate are connected to the sliding rail 857 of longitudinal 851 side of clamping seats
On, and its top is connected to lifting cylinder 858, the telescopic cylinder 853 is installed on side plate 852 and its output end is connected with top
Plate 856, top plate 856 are slidably connected on side plate 852 and its outer end by guide post 855 and are equipped with the finger cylinder 854.
In the present embodiment, the lower section for rotating horizontally motor 82 and being installed on pedestal 87 by horizontal motor seat 810, institute
The cross sectional shape for stating slide 812 is L shape.
In the present invention, the horizontal rotation motor 82 and vertical rotating electric machine 83 are all made of servo motor, and rotational angle can
Control property is good, to realize the accurate control of product space.
In the present embodiment, the front of the test section 101, which is equipped with, is open and is equipped with optoelectronic induction in the two sides of opening
Device 9, the photoelectric sensor 9 have manpower to extend into survey when tested for detecting whether there is manpower to enter in test section 101
When trying in area 101, photoelectric sensor 9 is sent to industrial personal computer after detecting, by industrial personal computer control relative alarm module alarm.It is described
It is separated between test section 101 and equipment installing zone 102 by a partition 10, partition 10 is worn equipped with several for harness and pipeline
Through-hole 11 more.Coherent detection harness and pipeline can be passed through with the through-hole, realize the facilitation of assembling.
In order to realize the visualization and facilitation of detection data, the vacuum generator 3, leak detector 4, flow controller 5,
Flow sensor 6, baroceptor 7 are electrically connected to an industrial personal computer, after the information processing that the industrial personal computer is used to will test
It is transferred to and is shown in display 12 and checked for tester.Vacuum generator 3 uses SMC vacuum generator ZH13BS-01-
02, leak detector 4 uses the good intelligence JZLL501 leak detector in Hefei, and flow controller 5 has multiple and model, respectively CKD FCM3 stream
Amount controller (0-2L), CKD FCM3 flow controller (0-20L), CKD FCM3 flow controller (0-100L), flow sensing
Device 6 uses CKD FSM3 flow sensor device (0-2L).
The course of work and principle: product to be detected is fixed in test cavity 2 first and is placed in test cavity 2
It sets on seat 812, then lateral cylinder 841 stretches out, and to the movement of the direction of product and completes to produce with movable slider 842 and gripping block 843
The preliminary clamping work of product adjusts the tilt angle of product then according to needing to start vertical rotating electric machine 83, after adjusting,
Restart telescopic cylinder 853, finger cylinder 854 starts and clamps the corresponding site on test cavity 2, protects after reaching designated position
The stability of card test cavity.Then according to needing to carry out dependence test work, such as flow rate test, negative pressure test, leakage measure
Examination, reopening pressure test etc..
As shown in figure 5, it is the schematic diagram of gas circuit test macro of the invention, gas source is through flow controller 5, leak detector 4
It is connected to a connecting tube, then is entered in test cavity 2 through connecting tube, tests on cavity 2 and is also equipped with baroceptor 7,
Flow controller 5 is arranged in parallel with leak detector 4, is also connected in connecting tube there are two branch pipe, and two branch pipes are connected to vacuum hair
Raw device 3, is additionally provided with flow sensor 6 on one of branch pipe, above-mentioned vacuum generator 3, leak detector 4, flow controller 5,
At least one solenoid valve is provided on connecting line and connecting tube where flow sensor 6.
As shown in fig. 6, air-tightness detection method of the invention is as follows: opening on body flow path (dotted line marks in figure)
Solenoid valve, close other solenoid valves, be charged to the pressure value of setting for cavity is tested using leak detector 4, whether judge leakage rate
It can be learnt that the airtight implementations of product in range.
Based on above-mentioned, the present invention can not only realize the clamping work of test cavity 2, additionally it is possible to realize that test cavity 2 exists
Position adjustment in perpendicular, meanwhile, by means of longitudinal clamp system 85, it can guarantee the stabilization of the biggish product of height
Property, to make up the deficiency of the generation of horizontal clamping mechanism 84.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (10)
1. a kind of air tightness detection equipment, which is characterized in that including rack (1), test cavity (2), vacuum generator (3), survey
Leak instrument (4), flow controller (5), flow sensor (6), baroceptor (7) and fixture assembly (8), the upper rack
For test section (101), frame lower is equipment installing zone (102), the vacuum generator (3), leak detector (4), flow control
Device (5), flow sensor (6), baroceptor (7) are mounted in equipment installing zone (102), fixture assembly (8) peace
Loaded in test section (101) and for the fixed test cavity (2), the test cavity (2) is interior to be equipped with production to be detected
Product, gas source is connected to a connecting tube through flow controller (5), leak detector (4), then enters test cavity (2) through connecting tube
It is interior, it is also equipped with baroceptor (7) in test cavity (2), flow controller (5) is arranged in parallel with leak detector (4), connecting tube
On be also connected with there are two branch pipe, two branch pipes are connected to vacuum generator (3), and flow biography is additionally provided on one of branch pipe
Sensor (6, the connecting line where above-mentioned vacuum generator (3), leak detector (4), flow controller (5), flow sensor (6)
And at least one solenoid valve is provided in connecting tube.
2. a kind of air tightness detection equipment according to claim 1, it is characterised in that: the fixture assembly (8) includes machine
Seat (81) rotates horizontally motor (82), vertical rotating electric machine (83), horizontal clamping mechanism (84) and longitudinal clamp system
(85), there are two setting on the base (81) vertical plate (86), horizontally disposed pedestal is rotatably connected between two vertical plates (86)
(87), the horizontal clamping mechanism (84) there are two and be symmetrically arranged on pedestal (87), the horizontals rotation motor (82) is pacified
At geometric center loaded on pedestal (87) bottom surface and its output end is connected with the placement rack (12) for putting product, the placement
Seat (812) is rotationally connected in the display platform (811) on pedestal (87), and the shaft of described pedestal (87) one end is connected to vertical rotation
The output end of rotating motor (83), the vertical rotating electric machine (83) are installed on base (81) by motor cabinet (88), described vertical
It is located at the side of base (81) to clamp system (85) and is used for the clamping of product.
3. a kind of air tightness detection equipment according to claim 2, it is characterised in that: horizontal clamping mechanism (84) packet
Lateral cylinder (841), sliding block (842) and gripping block (843) are included, lateral cylinder (841) is installed on pedestal (87) and its is defeated
Outlet is connected to the gripping block (843), and the gripping block (843) is mounted on sliding block (842), the sliding block
(842) it is slidably connected to the slide (812) on pedestal (87) Nei.
4. a kind of air tightness detection equipment according to claim 3, it is characterised in that: the longitudinal direction clamp system (85) is wrapped
Include longitudinal clamping seats (851), side plate (852), horizontally disposed telescopic cylinder (853) and finger cylinder (854), the side plate
(852) vertical sliding motion is connected on the sliding rail (857) of longitudinal clamping seats (851) side, and its top is connected to lifting cylinder
(858), the telescopic cylinder (853) is installed on side plate (852) and its output end is connected with top plate (856), and top plate (856) is logical
It crosses guide post (855) and is slidably connected on side plate (852) and its outer end and the finger cylinder (854) is installed.
5. a kind of air tightness detection equipment according to claim 4, it is characterised in that: the horizontal rotation motor (82) is logical
Cross the lower section that horizontal motor seat (810) is installed on pedestal (87).
6. a kind of air tightness detection equipment according to claim 5, it is characterised in that: the section shape of the slide (812)
Shape is L shape.
7. a kind of air tightness detection equipment according to claim 2, it is characterised in that: the horizontal rotation motor (82) and
Vertical rotating electric machine (83) is all made of servo motor.
8. a kind of air tightness detection equipment according to claim 1, it is characterised in that: the front of the test section (101)
Equipped with being open and being equipped with photoelectric sensor (9) in the two sides of opening, the photoelectric sensor (9) is for detecting whether there is manpower
It enters in test section (101).
9. a kind of air tightness detection equipment according to claim 1, it is characterised in that: the test section (101) and equipment
It is separated between installing zone (102) by a partition (10), partition (10) is equipped with several through-holes for being used for harness and Pipeline Crossing Program
(11)。
10. a kind of air tightness detection equipment according to claim 1, it is characterised in that: the vacuum generator (3) is surveyed
Leakage instrument (4), flow controller (5), flow sensor (6), baroceptor (7) are electrically connected to an industrial personal computer, the work
Interior shown of display (12) is transferred to after the information processing that control machine is used to will test to check for tester.
Priority Applications (1)
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CN201910558843.6A CN110441002B (en) | 2019-06-26 | 2019-06-26 | Air tightness detection device |
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CN201910558843.6A CN110441002B (en) | 2019-06-26 | 2019-06-26 | Air tightness detection device |
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CN110441002A true CN110441002A (en) | 2019-11-12 |
CN110441002B CN110441002B (en) | 2021-04-27 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111158344A (en) * | 2020-01-12 | 2020-05-15 | 吉林工程技术师范学院 | Motor controller detection device for high-power new energy automobile |
WO2022205682A1 (en) * | 2021-03-31 | 2022-10-06 | 深圳大学 | Magnetic closure simulation device for flap valve |
CN115326298A (en) * | 2022-10-14 | 2022-11-11 | 山东朱氏药业集团有限公司 | Medical sterile glove detection equipment |
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CN106525356A (en) * | 2016-12-07 | 2017-03-22 | 无锡职业技术学院 | Pressure differential type automobile roll-over valve airtightness automatic detection device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN111158344A (en) * | 2020-01-12 | 2020-05-15 | 吉林工程技术师范学院 | Motor controller detection device for high-power new energy automobile |
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WO2022205682A1 (en) * | 2021-03-31 | 2022-10-06 | 深圳大学 | Magnetic closure simulation device for flap valve |
CN115326298A (en) * | 2022-10-14 | 2022-11-11 | 山东朱氏药业集团有限公司 | Medical sterile glove detection equipment |
CN115326298B (en) * | 2022-10-14 | 2023-01-31 | 山东朱氏药业集团有限公司 | Medical sterile glove detection equipment |
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