CN109163900A - A kind of check valve flow pressure test equipment - Google Patents
A kind of check valve flow pressure test equipment Download PDFInfo
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- CN109163900A CN109163900A CN201811354847.4A CN201811354847A CN109163900A CN 109163900 A CN109163900 A CN 109163900A CN 201811354847 A CN201811354847 A CN 201811354847A CN 109163900 A CN109163900 A CN 109163900A
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- Prior art keywords
- check valve
- turning table
- pressure
- test
- work turning
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
Abstract
The present invention provides a kind of check valve flow pressure test equipments, and the Work turning table including carrying out spinning movement, the check valve is arranged on the Work turning table；Around back pressure test device, low pressure flow test device and the high pressure flow test device of Work turning table setting；And the pressure-regulating device for adjusting the air pressure in test pipeline.Back pressure test device, low pressure flow test device and high pressure flow test device is arranged in Work turning table periphery in check valve flow pressure test equipment of the present invention simultaneously, check valve to be measured is taken at corresponding test device using the Work turning table of rotation, next test device is brought it by Work turning table again after having detected and carries out next test, until being continuously automatically performed three tests, work efficiency is high.
Description
Technical field
The present invention relates to detection facility for valve field, in particular to a kind of check valve flow pressure test equipment.
Background technique
Currently, check valve completes a phase technical indicator on the table in the flow pressure test equipment of check valve
After test, for example, complete back pressure properties, low pressure flow or high pressure flow test, check valve need to reconnect pipeline or
Person is moved to other workbench and completes another test up, and cannot continuously and automatically detect the back pressure properties, low of check valve
Press flow and high pressure flow, working efficiency low.
Summary of the invention
In view of this, the present invention is directed to propose a kind of check valve flow pressure test equipment, to solve in the prior art not
Back pressure properties, low pressure flow and the high pressure flow of energy continuous and automatic testing check valve, ineffective problem.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of check valve flow pressure test equipment, comprising:
Work turning table, carries out spinning movement, and the check valve is arranged on the Work turning table；
Back pressure test device is arranged, for testing the back pressure properties of the check valve around the Work turning table；
Low pressure flow test device is arranged, for testing the low pressure flow of the check valve around the Work turning table；
High pressure flow test device is arranged, for testing the high pressure flow of the check valve around the Work turning table；
And pressure-regulating device, for adjusting the air pressure in test pipeline.
Further, the Work turning table is equipped with stationary fixture, and the stationary fixture is for fixing the check valve.
Further, the stationary fixture is square structure, and the Work turning table is equipped with and mutually fits with the stationary fixture
The rectangular mounting groove matched, the stationary fixture are fixed in the mounting groove.
Further, the fixing clamp has multiple, and the rounded array setting on the Work turning table, and is suitable for
Position with the back pressure test device, the low pressure flow test device, the high pressure flow test device respectively when test
It is corresponding.
Further, the back pressure test device is equipped with top seal component and lower sealing assemblies, and the top is close
Sealing assembly and the lower sealing assemblies are tightly connected with the both ends of the check valve respectively, and the stationary fixture is suitable for testing
When between the top seal component and the lower sealing assemblies.
Further, pressure head, spring and guiding axis, the pressure head and the guiding axis are equipped in the top seal component
One end be fixedly connected, the spring is set in the other end of the guiding axis, and the pressure head in test with it is described unidirectional
Valve abuts.
It further, further include the feeding device being arranged around the Work turning table, the feeding device is equipped with haul
Clamp mechanism is grabbed by mechanism and first, and the haul mechanism conveys the check valve to the Work turning table, and described first grabs clamp mechanism
It is fixedly connected with the haul mechanism, and the check valve is carried on the stationary fixture from the haul mechanism.
It further, further include the blanking device being arranged around the Work turning table, the blanking device is equipped with second
Clamp mechanism and regulating mechanism are grabbed, described second grabs clamp mechanism is slidably connected with the regulating mechanism, and by the check valve from institute
It states and is taken out on stationary fixture.
Further, described second clamp mechanism is grabbed equipped with sliding block, the regulating mechanism is equipped with U-shaped sliding slot, the cunning
Block slides in the U-shaped sliding slot.
It further, further include sorting equipment, the sorting equipment is arranged close to the blanking device, the sorting equipment
Including material-dividing groove and Material collecting box for harvesting, the material-dividing groove is inclined to set, and one end is close to the edge of the Work turning table, the other end
It is connect with the Material collecting box for harvesting, the check valve enters the Material collecting box for harvesting by the material-dividing groove.
Compared with the existing technology, check valve flow pressure test equipment of the present invention has the advantage that
(1) back pressure test dress is arranged in Work turning table periphery in check valve flow pressure test equipment of the present invention simultaneously
It sets, low pressure flow test device and high pressure flow test device, takes check valve to be measured to phase using the Work turning table of rotation
At the test device answered, next test device is brought it by Work turning table again after having detected and carries out next test, until
Three tests continuously are automatically performed, work efficiency is high；
(2) pressure head, spring are equipped in the top seal component in check valve flow pressure test equipment of the present invention
And guiding axis, in this way, when top seal component is raised above, spring stretching, extension, and a thrust is applied to pressure head by guiding axis,
Check valve is allowed to be maintained on stationary fixture, after the completion of ensureing test, top seal component does not take up when removing from check valve
Check valve, thus continuity when ensure that test.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of check valve flow pressure test equipment in the embodiment of the present invention；
Fig. 2 is the installation condition schematic diagram of back pressure test device and stationary fixture in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of check valve flow pressure test equipment in another embodiment of the present invention；
Fig. 4 is enlarged drawing at A in Fig. 3；
Fig. 5 is the partial sectional view of back pressure test device and the installation condition of stationary fixture in the embodiment of the present invention；
Fig. 6 is the schematic diagram of internal structure of inventive embodiments middle and upper part seal assembly.
Description of symbols:
1- Work turning table, 11- stationary fixture, 111- through-hole, 12- fixed part, 13- rotating part, 2- back pressure test device,
21- top seal component, 211- pressure head, 212- spring, 213- guiding axis, 214- bushing, 215- upper vent hole, 216- first are empty
Chamber, the second cavity of 217-, 218- sealing block, 219- sealing ring, 22- lower sealing assemblies, venthole under 221-, 222- third are empty
Chamber, 3- low pressure flow test device, 4- high pressure flow test device, 5- pressure-regulating device, 51- backpressure adjusting mechanism, 52- are low
Pressure flow control device, 53- high pressure flow regulating mechanism, 6- feeding device, 61- haul mechanism, 62- first grab clamp mechanism, 7-
Blanking device, 71- second grab clamp mechanism, 711- sliding block, 72- regulating mechanism, 721-U type sliding slot, 722- cam, 8- sorting dress
It sets, 81- material-dividing groove, 82- Material collecting box for harvesting, 9- check valve, 91- air inlet, the gas outlet 92-.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "left", "right", "high", " low "
Direction or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment 1
The present embodiment provides a kind of check valve flow pressure test equipments, comprising: and Work turning table 1 carries out spinning movement,
Check valve 9 is arranged on Work turning table 1；Back pressure test device 2 is arranged, for testing check valve 9 around Work turning table 1
Back pressure；Low pressure flow test device 3 is arranged, for testing the low pressure flow of check valve 9 around Work turning table 1；High pressure flow
Test device 4 is arranged, for testing the high pressure flow of check valve 9 around Work turning table 1；And pressure-regulating device 5, it uses
Air pressure in adjusting test pipeline.
As shown in connection with fig. 1, Work turning table 1 rotates in a clockwise direction, back pressure test device 2, low pressure flow test device
3, high pressure flow test device 4 is successively set on the periphery of Work turning table 1 in a rotational direction, and the setting of pressure-regulating device 5 exists
By Work turning table 1 nearby.Check valve 9 is placed on Work turning table 1, and rotates to corresponding test device with Work turning table 1
Place.
In this way, check valve 9 can successively be carried out continuously back pressure survey on Work turning table 1 automatically under the drive of Work turning table 1
Examination, low pressure flow test and high pressure flow test, in the prior art, check valve 9 needs to connect again after completing back pressure test
Adapter tube road or be moved to other workbench up complete low pressure flow test or high pressure flow test compare, list is greatly saved
To the testing time of valve 9, the working efficiency of check valve flow pressure test equipment is effectively raised, while also eliminating needs
Operator goes to change the operation of the connection type of test pipeline and mobile check valve 9, high degree of automation.
Optionally, back pressure test device 2, low pressure flow test device 3, high pressure flow test device 4 are revolved in Work turning table 1
Turn sequencing on direction without limitation, can be configured according to the actual situation.
Check valve 9 to be tested is placed into the electric motor starting on Work turning table 1 and after fixing, on Work turning table 1, is driven
Work turning table 1 rotates, so that check valve 9 be driven to rotate together；When at the rotation to back pressure test device 2 of check valve 9, work turns
Platform 1 stops operating, and check valve 9 will carry out back pressure test at this test device；After the completion of to be tested, Work turning table 1 opens again
Dynamic rotation, check valve 9 leave back pressure test device 2, and with the rotation of Work turning table 1 to next test device, that is, low pressure
At flow testing device 3, Work turning table 1 stops operating, and check valve 9 will carry out low pressure flow test at this test device；To
After the completion of test, the starting rotation of Work turning table 1, check valve 9 leaves low pressure flow test device 3, and extremely with the rotation of Work turning table 1
At next test device, that is, high pressure flow test device 4, Work turning table 1 stops operating, and check valve 9 will be tested herein
High pressure flow test is carried out at device；After three tests are all sequentially completed, check valve 9 leaves under the drive of Work turning table 1
Flow testing device 4 is pressed, Work turning table is then moved out of, at this point, check valve 9 is continuous and has been automatically completed back pressure, lowpressure stream
The test of amount and high pressure flow.In this test process, check valve 9 with Work turning table 1 turn to corresponding test device into
Row test, realizes automatic operation, carries without artificially going, save manpower, effectively raise the working efficiency of equipment.
Embodiment 2
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In Work turning table 1 be equipped with stationary fixture 11, stationary fixture 11 is for fixing check valve 9.
As shown in connection with fig. 1, several stationary fixtures 11, stationary fixture 11 and work are equipped with close to edge on Work turning table 1
Make turntable 1 to be fixedly connected.Stationary fixture 11 is equipped with fixing groove, the cross sectional shape and size of fixing groove and the section of check valve 9
Shapes and sizes are adapted, and preferably to fix check valve 9, and the groove depth of fixing groove is less than the height of check valve 9, to guarantee
Check valve 9 exposes from the upper surface of stationary fixture 11.
In this way, stationary fixture 11 moves in a circle with Work turning table 1 when Work turning table 1 rotates, to drive unidirectional
Valve 9 also moves in a circle, so that check valve 9 can move to next test device from a test device, realizes check valve 9
Automatically move, to complete every test, not only save manpower, also save the testing time, improve testing efficiency.
Further, as shown in connection with fig. 1, Work turning table 1 includes fixed part 12 and rotating part 13, wherein fixed part 12 is
Fixed, rotating part 13 is rotated around rotary shaft, and fixed part 12 is located at 13 top of rotating part, and fixed part 12 and rotating part 13
Between have gap, with guarantee rotating part 13 rotate when not between fixed part 12 generate friction, influence the rotation of rotating part 13；
Fixed part 12 and rotating part 13 are circular plate structure, and the diameter of fixed part 12 is less than the diameter of rotating part 13, and fixed part
12 and rotating part 13 axis be overlapped.Stationary fixture 11 is located on the upper surface of rotating part 13 close to edge, for fixed single
To valve 9, stationary fixture 11 is embedded to be arranged on rotating part 13, and the upper surface of stationary fixture 11 is (based on the top in Fig. 1
To) concordant with the upper surface of rotating part 13, to guarantee that fixation of the stationary fixture 11 on rotating part 13 is more secured.
Embodiment 3
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In stationary fixture 11 be square structure, Work turning table 1 be equipped with rectangular mounting groove compatible with stationary fixture 11, fixing clamp
Tool 11 is fixed in mounting groove.
As shown in connection with fig. 1, stationary fixture 11 is square structure, and the rotating part 13 of Work turning table 1 is equipped with and stationary fixture
11 compatible rectangular mounting grooves, there are four cell wall, this four cell walls to fix perpendicular to the upper surface of rotating part 13 for mounting groove tool
Fixture 11 is embedded in the mounting groove on Work turning table 1, and is fixedly connected with rotating part 13 by screw, and stationary fixture 11
Upper surface (based on the upper direction in Fig. 1) is concordant with the upper surface of Work turning table 1.
In this way, when replacing stationary fixture 11, it is only necessary to unscrew screw, can take stationary fixture 11 out of mounting groove
Out, it is replaced, it is simple to operate；It, can be according to the position of mounting groove on rotating part 13 and when installing stationary fixture 11
Carry out the installation site of positioning attaching clamp 11, installation accuracy is high.
Embodiment 4
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In stationary fixture 11 have multiple, and the rounded array setting on Work turning table 1, and be suitable for surveying with back pressure respectively in test
It is corresponding that 2, low pressure flow test device 3, the position of high pressure flow test device 4 are set in trial assembly.
As shown in connection with fig. 1, several stationary fixtures 11 on Work turning table 1 are in using the shaft of Work turning table 1 as center axis
Circular array setting；Back pressure test device 2, the low pressure flow test device 3, high pressure flow test of 1 periphery setting of Work turning table
These three test devices of device 4 are equivalent to three test stations, and the setting quantity of stationary fixture 11 is not less than on Work turning table 1
The quantity of station is corresponding with a stationary fixture 11 at each test station in test.
In this way, can ensure test equipment when carrying out test job, back pressure test device 2, low pressure flow test device 3,
It is corresponding with a stationary fixture 11 at these three test devices of high pressure flow test device 4, the three of check valve 9 can be carried out simultaneously
The test of a disparity items, it is ensured that the test smooth operation of assembly line.
Embodiment 5
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In back pressure test device 2, be respectively equipped with the first top seal in low pressure flow test device 3 and high pressure flow test device 4
Mechanism, the second upper sealing mechanism, third upper sealing mechanism, and the first upper sealing mechanism, the second upper sealing mechanism and
The structure of third upper sealing mechanism is identical.
First upper sealing mechanism, the second upper sealing mechanism and third upper sealing mechanism are used in test to unidirectional
The inlet end of valve 9 is sealed, the structure of the first upper sealing mechanism, the second upper sealing mechanism and third upper sealing mechanism
It is identical, that is to say, that these three upper sealing mechanisms can directly be replaced between each other.
In this way, a set of test equipment only needs a kind of upper sealing mechanism of specification, it is easy to implement upper sealing mechanism
Mass production reduces manufacturing cost；And the composition of test equipment is simplified, reduce three test dresses in test equipment
The assembly difficulty set, to improve the production efficiency of test equipment.
Further, it is additionally provided with the first lower sealing mechanism in back pressure test device 2, and 3 He of low pressure flow test device
The mechanism is not provided in high pressure flow test device 4.
In this way, back pressure test device 2 can not only test the back pressure properties of check valve 9, but also the low pressure of check valve 9 can be tested
Flow and high pressure flow are used alone to the back of test check valve 9 so that back pressure test device 2 can be independent from assembly line
Press characteristic, low pressure flow and high pressure flow.
The present embodiment is illustrated by taking back pressure test device 2 as an example, and back pressure test device 2 is equipped with upper vent hole 215
With lower venthole 221, upper vent hole 215 is located on the first upper sealing mechanism, and lower venthole 221 is located at the first lower seal machine
On structure, upper vent hole 215 is connected to the air inlet 91 of check valve 9, and lower venthole 221 is connected to the gas outlet 92 of check valve 9.It surveys
When trying the back pressure properties of check valve 9, upper vent hole 215 is opened wide, it is only necessary to be passed through gas to lower venthole 221, and pass through pressure
Pressure regulator valve in regulating device 5 adjusts the air pressure in pipeline and presses in pressure-regulating device 5 at this time until air pressure reaches certain value
Shown atmospheric pressure value is the back pressure of the check valve 9 measured on power table；When testing 9 low pressure flow of check valve or high pressure flow,
Lower venthole 221 opens wide, it is only necessary to be passed through gas to upper vent hole 215, and pass through the pressure regulation valve regulation in pressure-regulating device 5
Air pressure in pipeline, until air pressure reaches certain value, atmospheric pressure value shown on pressure gauge in pressure-regulating device 5 is at this time
The low voltage value or high-voltage value of check valve 9, the flow value shown in pressure-regulating device 5 on flowmeter are the low pressure of check valve 9
Flow or high pressure flow.
Embodiment 6
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In pressure-regulating device 5 include backpressure adjusting mechanism 51, low pressure flow regulating mechanism 52 and high pressure flow regulating mechanism 53, and
Backpressure adjusting mechanism 51, low pressure flow regulating mechanism 52 are identical with the structure of high pressure flow regulating mechanism 53.
Back pressure test device 2, low pressure flow test device 3 and high pressure flow test device 4 pass through tracheae and back pressure respectively
Regulating mechanism 51, low pressure flow regulating mechanism 52 and high pressure flow regulating mechanism 53 connect.Backpressure adjusting mechanism 51, low pressure flow
Regulating mechanism 52 is identical with the structure of high pressure flow regulating mechanism 53, that is to say, that backpressure adjusting mechanism 51, low pressure flow are adjusted
Mechanism 52 and high pressure flow regulating mechanism 53 are the duplicate pressure regulating mechanism of structure, are guaranteeing these three pressure adjusting machine
The constant feelings of tracheae of the structure respectively between back pressure test device 2, low pressure flow test device 3 and high pressure flow test device 4
Under condition, can directly it be replaced between each other.
In this way, a set of test equipment only needs a kind of pressure regulating mechanism of specification, the structure of test equipment is not only simplified
At the assembly difficulty of pressure-regulating device 5 in test equipment being also reduced, to improve the production efficiency of test equipment.
Embodiment 7
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In back pressure test device 2 be equipped with top seal component 21 and lower sealing assemblies 22, top seal component 21 and lower part are close
Sealing assembly 22 is tightly connected with the both ends of check valve 9 respectively, and stationary fixture 11 is suitable for being located at top seal component 21 in test
Between lower sealing assemblies 22.
Due to the upper sealing mechanism of back pressure test device 2, low pressure flow test device 3 and high pressure flow test device 4
Structure it is identical, be the upper sealing mechanism of same size model, that is to say, that back pressure test device 2, low pressure flow test
It is equipped with top seal component 21 in device 3 and high pressure flow test device 4, to avoid repeated description, with back in the present embodiment
It is illustrated for compression testing device 2.As shown in connection with fig. 2, back pressure test device 2 is equipped with top seal component 21 and lower part is close
Sealing assembly 22, top seal component 21 are located on the first upper sealing mechanism, and lower sealing assemblies 22 are located at the first lower seal
In mechanism, top seal component 21 and lower sealing assemblies 22 can be moved up and down, when original state, 21 He of top seal component
There is certain spacing, the enough stationary fixtures 11 of the spacing and check valve 9 pass through, and work as stationary fixture between lower sealing assemblies 22
When at 11 rotations to back pressure test device 2, top seal component 21 is moved downward, and lower sealing assemblies 22 move upwards, the two
Between spacing reduce, stationary fixture 11 is clamped between top seal component 21 and lower sealing assemblies 22, top seal
The upper end of component 21 and check valve 9, which is formed, to be sealed, and the lower end of lower sealing assemblies 22 and check valve 9, which is formed, to be sealed.
In this way, avoiding leaking air in 9 pressure test of check valve to guarantee that 9 both ends of check valve all form sealing, influence
The accuracy rate or success rate of the pressure test of check valve 9.
Embodiment 8
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In top seal component 21 in be equipped with pressure head 211, spring 212 and guiding axis 213, one end of pressure head 211 and guiding axis 213 is solid
Fixed connection, spring 212 is set in the other end of guiding axis 213, and pressure head 211 is abutted in test with check valve 9.
In conjunction with shown in Fig. 5 and Fig. 6, pressure head 211, spring 212, guiding axis 213 and bushing are equipped in top seal component 21
214, pressure head 211 is fixed on one end of guiding axis 213, and spring 212 is set on the other end of guiding axis 213, and bushing 214 is arranged
At the intermediate position of guiding axis 213, guiding axis 213 can slide in bushing 214, and sliding of the bushing 214 to guiding axis 213 is arranged
Play guiding role, under test mode, pressure head 211 is abutted with check valve 9, and spring 212 is in compressive state.
In this way, spring 212 stretches when top seal component 21 is raised above, and applied by guiding axis 213 to pressure head 211
Add a thrust, check valve 9 is allowed to be maintained on stationary fixture 11, after the completion of ensureing test, top seal component 21 is from unidirectional
Check valve 9 is not taken up when removing on valve 9, thus continuity when ensure that test.
In conjunction with shown in Fig. 5 and Fig. 6, stationary fixture 11 and the junction of top seal component 21, lower sealing assemblies 22 are set
There is O-ring seal, is formed and be tightly connected by O-ring seal；It is empty that top seal component 21 is equipped with the first cavity 216 and second
Chamber 217, pressure head 211 is located in the second cavity 217, and which is provided with several apertures, to guarantee that the first cavity 216 and second is empty
Chamber 217 is connection, and upper vent hole 215 is located on top seal component 21, and upper vent hole 215 runs through top seal component 21
Side, and communicated with atmosphere, upper vent hole 215, the first cavity 216 are connected to the second cavity 217, single under test mode
It is connected to the air inlet 91 of valve 9 by the first cavity 216 and the second cavity 217 with upper vent hole 215；Stationary fixture 11 is equipped with
Through-hole 111, and through-hole 111 is located at the lower section of check valve 9, lower venthole 221 is located on lower sealing assemblies 22, and lower seal
Component 22 is equipped with third cavity 222, and third cavity 222 is connected to lower venthole 221, and under test mode, check valve 9 goes out
Port 92 is connected to by through-hole 111 and third cavity 222 with lower venthole 221.
When back pressure test device 2 is used to test the back pressure properties of check valve 9, by the upper vent hole 215 of back pressure test device 2
It opens wide, that is to say, that do not need connecting line and sealing, and lower venthole 221 is connect by the second tracheae with gas source, when test,
Gas is conveyed into device by lower venthole 221, and the gas in pipeline is adjusted by the pressure regulator valve in pressure-regulating device 5
Pressure, until air pressure reaches certain value, atmospheric pressure value shown on pressure gauge in pressure-regulating device 5 is as measured unidirectional at this time
The back pressure of valve 9；Low pressure flow test device 3 and high pressure flow test device 4 be respectively used to test check valve 9 low pressure flow and
When high pressure flow, the upper vent hole 215 of test device is connect by the first tracheae with gas source, and lower venthole 221 opens wide, i.e.,
It does not need connecting line and sealing, when test, gas is conveyed into device by upper vent hole 215, and pass through pressure and adjust dress
The air pressure in the pressure regulator valve adjusting pipeline in 5 is set, until air pressure reaches certain value, at this time in pressure-regulating device 5 on pressure gauge
Shown atmospheric pressure value is the low voltage value or high-voltage value of check valve 9, the flow value shown on flowmeter in pressure-regulating device 5
The as low pressure flow or high pressure flow of check valve 9.
When optionally, due to the low pressure flow and high pressure flow of test check valve 9, ventilate from upper vent hole 215, and under
Venthole 221 opens wide, in this way, the lower sealing assemblies 22 in low pressure flow test device 3 and high pressure flow test device 4 are being surveyed
It is not used when examination, it may not be necessary to, that is to say, that low pressure flow test device 3 and high pressure flow test device 4 can not include
Lower sealing assemblies 22 reduce amount of parts in this way, further simplifying the structure of test equipment, to reduce system
Cause this.
Embodiment 9
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In top seal component 21 in be equipped with fixed block 218 and sealing ring 219, fixed block 218 is set on sealing ring 219, pressure head
211 are located in sealing ring 219, and fixed block 218 is fixedly connected with top seal component 21.
In conjunction with shown in Fig. 5 and Fig. 6, fixed block 218 connects top seal component 21 and stationary fixture 11, and fixed block 218
Upper surface and lower end surface be equipped with O-ring seal so that top seal component 21 and stationary fixture 11 pass through O-ring seal shape
At sealed connection.
In this way, the sealing being arranged in the O-ring seal and fixed block 218 of the setting on 218 upper and lower two end faces of fixed block
Circle 219 provides double shield to the sealing between the air inlet 91 and top seal component 21 of check valve 9, to ensure check valve
9 when carrying out low pressure flow or high pressure flow is tested, and the second cavity 217 is sealing, prevents the ambient atmosphere in test from entering
Device pours into from the air inlet 91 of check valve 9, influences test effect, and then improves the accuracy rate and success rate of test.
Embodiment 10
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In check valve flow pressure test equipment further include around Work turning table 1 be arranged feeding device 6, feeding device 6 include fortune
Clamp mechanism 62 is grabbed by material mechanism 61 and first, and haul mechanism 61 conveys check valve 9 to Work turning table 1, and first grabs clamp mechanism 62 and fortune
Material mechanism 61 is fixedly connected, and check valve 9 is carried on stationary fixture 11 from haul mechanism 61.
Check valve 9 is moved to low pressure flow test device 3 along the direction of rotation of Work turning table 1, from back pressure test device 2,
It is moved to high pressure flow test device 4 from low pressure flow test device 3, this is the test of check valve 9 with directive route
Assembly line, the starting point for testing assembly line are that terminal the going out for Work turning table 1 of assembly line is tested at the charging of Work turning table 1
At material.As shown in connection with fig. 3, first the starting point that clamp mechanism 62 is located at test assembly line is grabbed, i.e., first, which grabs clamp mechanism 62, is located at work
At the charging of turntable 1, haul mechanism 61 is equipped with conveyer belt, conveyer belt at certain intervals the time by the fortune of 9 batch of check valve
It is defeated to conveying end of tape wait expect to locate, first, which grabs clamp mechanism 62, successively grabs the check valve 9 wait expect place and clips to Work turning table 1 and feed
On the vacant stationary fixture 11 at place, to complete feeding operation.
Artificial loading is replaced by the way of mechanical feeding in this way, realizing, manpower is not only saved, has ensured operator
The safety of member, and the feeding time of check valve 9 is saved, to improve the working efficiency of test equipment.
Embodiment 11
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In check valve flow pressure test equipment further include the blanking device 7 being arranged around Work turning table 1, blanking device 7 is equipped with
Second grabs clamp mechanism 71 and regulating mechanism 72, and second grabs clamp mechanism 71 and regulating mechanism 72 is slidably connected, and by check valve 9 from solid
It is taken out on clamp tool 11.
As shown in connection with fig. 3, blanking device 7 is located at the terminal of test assembly line, that is, is located at the discharging of Work turning table 1
Place, second, which grabs clamp mechanism 71, to slide on regulating mechanism 72, and regulating mechanism 72 can be slided up and down along fixed link, to adjust second
Grab clamp mechanism grab folder end and stationary fixture 11 between height distance, so as to second grab clamp mechanism preferably grab folder check valve 9.
Complete three test check valve 9 moved at blanking device 7 with Work turning table 1, at this point, second grab clamp mechanism 71 grab folder end
Check valve 9 is grabbed from stationary fixture 11, completion blanking, and the stationary fixture 11 being available, it is rotated with Work turning table 1
To at feeding device 7, the test of the check valve 9 of a new round is re-started, is so recycled.
In this way, realizing automatic blanking, manpower is not only saved, has ensured the safety of operator, and shortens list
To the blanking time of valve 9, to improve the working efficiency of test equipment.
Embodiment 12
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In second grab clamp mechanism 71 equipped with sliding block 711, regulating mechanism 72 is equipped with U-shaped sliding slot 721, and sliding block 711 is in U-shaped sliding slot
Sliding in 721.
As shown in connection with fig. 4, second clamp mechanism 71 is grabbed equipped with sliding block 711, regulating mechanism 72 is equipped with inverted u-shaped structure
U-shaped sliding slot 721 is additionally provided with cam 722 on regulating mechanism 72, and one end of cam 722 is set on sliding block 711.
In this way, band movable slider 711 is slided along U-shaped sliding slot 721, and second grabs clamp mechanism 71 when cam 722 is around cam axle
Grab folder end also move synchronously, with realize check valve 9 is grabbed into the movement got off from stationary fixture 11.
When blanking, second grabs the top that clamp mechanism 71 is moved horizontally to check valve 9 in stationary fixture 11,722 up time of cam
Needle rotation, the band slide downward in U-shaped sliding slot 721 of movable slider 711, until clamping check valve 9, subsequent cam 722 turns counterclockwise
Dynamic, band movable slider 711 is first moved upwards along U-shaped sliding slot 721, then is moved horizontally, and second, which grabs grabbing for clamp mechanism 71, presss from both sides the same stepping in end
The same movement of row moves horizontally, by check valve 9 by check valve 9 by taking out on stationary fixture 11 after moving up a distance
Work turning table 1 is taken away, blanking operation is completed.
Embodiment 13
Check valve flow pressure test equipment as described above, the present embodiment are different from place and are, the present embodiment
In check valve flow pressure test equipment further include sorting equipment 8, sorting equipment 8 is arranged close to blanking device 7, sorting equipment
8 include material-dividing groove 81 and Material collecting box for harvesting 82, and material-dividing groove 81 is inclined to set, and one end is close to the edge of Work turning table 1, the other end
It is connect with Material collecting box for harvesting 82, check valve 9 enters Material collecting box for harvesting 82 by material-dividing groove 81.
As shown in connection with fig. 3, sorting equipment includes two material-dividing grooves 81 and several Material collecting box for harvesting 82, and material-dividing groove 81 is whole in length
Strip, both ends are respectively inlet port and outlet port, feed inlet close to the edge of Work turning table 1, the two material-dividing grooves 81 into
Material mouth is adjacent, and is in almost to be arranged in a mutually vertical manner, and the feed inlet of the two material-dividing grooves 81 is close to work and turns at feed inlet
At the discharging of platform 1, and it is located at sustained height with Work turning table 1, facilitates second to grab clamp mechanism 71 and grab check valve 9 and clip to material-dividing groove
At 81 feed inlet；Several Material collecting box for harvesting 82 divide for two parts, a part of individual event valve 9 for being used to load test passes, another portion
Divide the check valve 9 for being used to load test failure, the height of 82 upper surface of Material collecting box for harvesting is lower than the height at 1 discharging of Work turning table,
The feed inlet of material-dividing groove 81 is suitable with the height of Work turning table 1, and discharge port is overlapped on the top edge of Material collecting box for harvesting 82, so that material-dividing groove
81 entirety are inclined to set, so that check valve 9 is quickly snapped down to Material collecting box for harvesting 82 along material-dividing groove 81.Second grabs clamp mechanism 71 will be from
The check valve 9 that the test passes got off are grabbed on Work turning table 1 is put into the feed inlet of one of material-dividing groove 81, test passes
Check valve 9 slid into corresponding Material collecting box for harvesting 82 and collect by the material-dividing groove 81, second grabs clamp mechanism 71 for test failure
Check valve 9 be put into the feed inlet of another material-dividing groove 81, the check valve 9 of test failure is slid into accordingly by the material-dividing groove 81
It is collected in Material collecting box for harvesting 82.
In this way, 9 separate collection of check valve of test passes and test failure is greatly improved using sorting equipment 8
Accuracy and sorting efficiency when check valve 9 sorts；It avoids going artificial sorting qualified by operator and substandard product
When malfunction because of fatigue there are qualified products so that being mixed into substandard product or substandard product in qualified products, influence
Product after sale or there is customer complaint.
Optionally, check valve flow pressure test equipment can also include station 10, Work turning table 1, back pressure test dress
Set 2, flow testing device 3, high pressure flow test device 4, pressure-regulating device 5, feeding device 6, blanking device 7 and sorting dress
8 are set to be each attached on station 10.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of check valve flow pressure test equipment characterized by comprising
Work turning table (1) carries out spinning movement；The check valve (9) is arranged on the Work turning table (1)；
Back pressure test device (2) is arranged around the Work turning table (1), and the back pressure for testing the check valve (9) is special
Property；
Low pressure flow test device (3) is arranged, for testing the low pressure of the check valve (9) around the Work turning table (1)
Flow；
High pressure flow test device (4) is arranged, for testing the high pressure of the check valve (9) around the Work turning table (1)
Flow；
And pressure-regulating device (5), for adjusting the air pressure in test pipeline.
2. check valve flow pressure test equipment according to claim 1, which is characterized in that on the Work turning table (1)
Equipped with stationary fixture (11), the stationary fixture (11) is for fixing the check valve (9).
3. check valve flow pressure test equipment according to claim 2, which is characterized in that the stationary fixture (11) is
Square structure, the Work turning table (1) are equipped with the stationary fixture (11) compatible rectangular mounting groove, the fixing clamp
Tool (11) is fixed in the mounting groove.
4. check valve flow pressure test equipment according to claim 1, which is characterized in that the stationary fixture (11) has
It is multiple, and the rounded array setting on the Work turning table (1), and be suitable in test respectively with the back pressure test device
(2), the low pressure flow test device (3), the position of the high pressure flow test device (4) are corresponding.
5. check valve flow pressure test equipment according to claim 1, which is characterized in that the back pressure test device
(2) top seal component (21) and lower sealing assemblies (22) are equipped with, the top seal component (21) and the lower part are close
Sealing assembly (22) is tightly connected with the both ends of the check valve (9) respectively, and the stationary fixture (11) is suitable for being located in test
Between the top seal component (21) and the lower sealing assemblies (22).
6. check valve flow pressure test equipment according to claim 5, which is characterized in that the top seal component
(21) it is equipped with pressure head (211), spring (212) and guiding axis (213) in, the one of the pressure head (211) and the guiding axis (213)
End is fixedly connected, and the spring (212) is set in the other end of the guiding axis (213), and the pressure head (211) is in test
It is abutted with the check valve (9).
7. any check valve flow pressure test equipment in -6 according to claim 1, which is characterized in that further include surrounding
The feeding device (6) of Work turning table (1) setting, the feeding device (6) are equipped with haul mechanism (61) and first and grab folder
Mechanism (62), the haul mechanism (61) convey the check valve (9) to the Work turning table (1), and described first grabs clamp mechanism
(62) it is fixedly connected with the haul mechanism (61), and the check valve (9) is carried to institute from the haul mechanism (61)
It states on stationary fixture (11).
8. any check valve flow pressure test equipment in -6 according to claim 1, which is characterized in that further include surrounding
The blanking device (7) of Work turning table (1) setting, the blanking device (7) are equipped with second and grab clamp mechanism (71) and adjust
Mechanism (72), described second grabs clamp mechanism (71) is slidably connected with the regulating mechanism (72), and by the check valve (9) from institute
It states and is taken out on stationary fixture (11).
9. check valve flow pressure test equipment according to claim 8, which is characterized in that described second grabs clamp mechanism
(71) sliding block (711) are equipped with, the regulating mechanism (72) is equipped with U-shaped sliding slot (721), and the sliding block (711) is described U-shaped
Sliding in sliding slot (721).
10. any check valve flow pressure test equipment in -6 according to claim 1, which is characterized in that further include point
It picks device (8), the sorting equipment (8) is arranged close to the blanking device (7), and the sorting equipment (8) includes material-dividing groove
(81) it is inclined to set with Material collecting box for harvesting (82), the material-dividing groove (81), and one end is close to the edge of the Work turning table (1),
The other end is connect with the Material collecting box for harvesting (82), and the check valve (9) enters the Material collecting box for harvesting (82) by the material-dividing groove (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354847.4A CN109163900A (en) | 2018-11-14 | 2018-11-14 | A kind of check valve flow pressure test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354847.4A CN109163900A (en) | 2018-11-14 | 2018-11-14 | A kind of check valve flow pressure test equipment |
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| Publication Number | Publication Date |
|---|---|
| CN109163900A true CN109163900A (en) | 2019-01-08 |
Family
ID=64875882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811354847.4A Pending CN109163900A (en) | 2018-11-14 | 2018-11-14 | A kind of check valve flow pressure test equipment |
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| Country | Link |
|---|---|
| CN (1) | CN109163900A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110220694A (en) * | 2019-03-20 | 2019-09-10 | 上海明氏自动化技术有限公司 | A kind of check valve sealing pushing detection device |
| CN110231164A (en) * | 2019-03-20 | 2019-09-13 | 上海明氏自动化技术有限公司 | A kind of check valve pressure-detecting device |
| CN110231163A (en) * | 2019-03-20 | 2019-09-13 | 上海明氏自动化技术有限公司 | A kind of check valve detection machine |
| CN110274739A (en) * | 2019-03-20 | 2019-09-24 | 上海明氏自动化技术有限公司 | Check valve detection method |
| CN110285960A (en) * | 2019-03-20 | 2019-09-27 | 上海明氏自动化技术有限公司 | It is pressed on a kind of check valve and flow detector |
| CN110340033A (en) * | 2019-08-01 | 2019-10-18 | 邵东智能制造技术研究院有限公司 | Pipeline system airtight detecting apparatus |
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| CN110220694A (en) * | 2019-03-20 | 2019-09-10 | 上海明氏自动化技术有限公司 | A kind of check valve sealing pushing detection device |
| CN110231164A (en) * | 2019-03-20 | 2019-09-13 | 上海明氏自动化技术有限公司 | A kind of check valve pressure-detecting device |
| CN110231163A (en) * | 2019-03-20 | 2019-09-13 | 上海明氏自动化技术有限公司 | A kind of check valve detection machine |
| CN110274739A (en) * | 2019-03-20 | 2019-09-24 | 上海明氏自动化技术有限公司 | Check valve detection method |
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| CN110340033A (en) * | 2019-08-01 | 2019-10-18 | 邵东智能制造技术研究院有限公司 | Pipeline system airtight detecting apparatus |
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Address after: 315000 building 4, No. 99, Qingyi Road, high tech Zone, Ningbo City, Zhejiang Province Applicant after: Ningbo Junpu Intelligent Manufacturing Co., Ltd Address before: 315040 025 025 Ju Xian Road, hi tech Zone, Ningbo, Zhejiang. Applicant before: NINGBO PIA AUTOMATION Co.,Ltd. |