CN208109404U - A kind of screw thread ball valve life test machine - Google Patents
A kind of screw thread ball valve life test machine Download PDFInfo
- Publication number
- CN208109404U CN208109404U CN201820622481.3U CN201820622481U CN208109404U CN 208109404 U CN208109404 U CN 208109404U CN 201820622481 U CN201820622481 U CN 201820622481U CN 208109404 U CN208109404 U CN 208109404U
- Authority
- CN
- China
- Prior art keywords
- screw thread
- ball valve
- thread ball
- connecting rod
- platen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of screw thread ball valve life test machines, including fuselage, the workbench being set on fuselage, the workbench is equipped with the fixture for clamping screw thread ball valve, fixture includes platen, lifting pedestal and bolt fastening component, the through-hole with bolt fastening component cooperation is provided on the platen circumference, the upper surface of the platen contradicts on the bolt fastening component, the lower end of the bolt fastening component is fixed on the workbench, and the lifting pedestal is placed in below the platen and is threadedly connected to the workbench.Fixture on the machine is when clamping screw thread ball valve, the adjusting at least two freedom degree directions can be achieved, while realizing the change on fixture to vertical height and horizontal position, can detecte the opening and closing durability of the screw thread ball valve of different size, good compatibility, suitability are high.
Description
Technical field
The utility model relates to the testing equipment fields of ball valve, more specifically, it relates to which a kind of screw thread ball valve service life tries
Test machine.
Background technique
Screw thread ball valve is mainly used to make the flow direction for cutting off, distributing and changing medium in pipeline, is wide in recent years
A kind of novel valve of general use, the installation of this valve mean level, the type of attachment with pipeline is screw-type connection；Due to actually making
When with screw thread ball valve, along with the unlatching and closure for a long time, repeatedly counted to valve, so needing to carry out screw thread ball valve finished product
Durability detection, to guarantee that it has sufficiently long service life.
Currently, having Authorization Notice No. is that the Chinese invention patent of CN104634517A discloses a kind of taper thread ball valve detection
Equipment, it is primarily used to the air-tightness of detection taper thread ball valve, mainly includes air tightness detection equipment, fixture and synchronizes electricity
Machine.
But the fixture of this tapered thread ball valve detection device is only a sliding slot, screw thread ball valve one end sliding card
With fixation in sliding slot, and freedom degree on one direction of screw thread ball valve can only be adjusted in clamping, can not achieve vertical height
Adjusting, will lead to the undetectable problem of screw thread ball valve of different height in this way, the equipment suitability of detection device is poor.
Utility model content
The purpose of the utility model is to provide a kind of screw thread ball valve life test machine, the fixture on the machine is clamping screw thread
, it can be achieved that adjusting at least two freedom degree directions, the opening and closing that can detecte the screw thread ball valve of different size are durable when ball valve
Property, good compatibility, suitability height.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of screw thread ball valve life test machine, including fuselage, the workbench being set on the fuselage, workbench is equipped with
For clamping the fixture of screw thread ball valve, the fixture includes platen, lifting pedestal and bolt fastening component, the platen it is upper
Surface contradicts on the bolt fastening component, and the lower end of the bolt fastening component is fixed on the workbench, the liter
Drop pedestal is placed in below the platen and is threadedly connected to the workbench.
By using above-mentioned technical proposal, fixture is for the clamping to screw thread ball valve to prevent ball screw thread during the test
The movement of valve guarantees that the valve hinges of screw thread ball valve and rotating shaft linkage system are in fastening state always；Screw thread ball valve is placed in
On the lifting pedestal of fixture, the valve hinges and card of screw thread ball valve are made according to the height of the ball screw thread valve regulation pedestal of concrete model
The bayonet for switching through axis is axially corresponding, convenient for plugging together, platen is then pushed down screw thread ball valve blending bolt fastening assembly again and is tightened admittedly
Level pressure disk is held on screw thread ball valve securely between the platen of fixture and lifting pedestal, in this way, the adjustability of fixture just increases
The suitability of the screw thread ball valve detection device is added.
Preferably, the lifting pedestal includes bolt base and the threaded hole that is opened on the workbench, the spiral shell
Bolt pedestal and the threaded hole are threadedly engaged to realize lifting.
By using above-mentioned technical proposal, the lifting of lifting pedestal is cooperated by the threaded hole on bolt base and workbench
The electrodeless adjustment to height can be achieved, to adapt to the screw thread ball valve of different size.
Preferably, the bolt base is threaded with the third nut for contacting at the worktable upper surface, and described
The cap portion of bolt base and third nut is hexagon.
By using above-mentioned technical proposal, after lift adjustment determines the suitable height of threaded base, third spiral shell is rotated
Mother makes it closely contact the stability for further strengthening threaded base in table surface in clamping；Using hexagon bolt
The frictional force for being conducive to increase screwing tool, is turned convenient for facilitating in adjusting or rotation with hand or spanner.
Preferably, the bolt fastening component includes bolt and the 4th nut, and bolt is interspersed in the platen, and described
4th nut contradicts on the platen.
By using above-mentioned technical proposal, bolt is for limiting the movement of the platen in the horizontal direction, the 4th nut
Conflict is tightened on platen to limit the up and down motion of platen, to limit the movement of the screw thread ball valve under platen.
Preferably, the bolt fastening component is provided with three groups and in equilateral triangle point on the circumference of the platen
Cloth.
By using above-mentioned technical proposal, three groups of bolt fastening components interspersed fixed platen in equilateral triangle, so that
The power clamped in clamping process is more uniform, and clamping is more firm.
Preferably, the center of the platen, which is provided with, mentions hole.
By using above-mentioned technical proposal, convenient for lifting platen by mentioning hole in clamping process, because platen is interspersed in
On three groups of bolt fastening components, and screw thread thereon can hinder to lift platen, when the power lifted is uneven, lifts and compare expense
Strength, the intermediate hole that mentions are conducive to uniformly exert a force to platen to lift.
Preferably, driving motor is equipped in the fuselage, the driving motor is placed in below the fixture；The fuselage one
Side is provided with rotating shaft linkage system, and one end of the rotating shaft linkage system is connected to the output revolving shaft on the driving motor, separately
One end is connected in the valve hinges of screw thread ball valve to be tested.
By using above-mentioned technical proposal, driving motor is placed in the fuselage below fixture, can make full use of workbench with
Under space, allow driving motor no longer additionally to occupy other spaces, then pass through the rotation of the driving motor output revolving shaft in fuselage
Rotating shaft linkage system through fuselage side is transmitted to the valve hinges of the screw thread ball valve to be tested of rotating shaft linkage system clamping
One end, to realize the switching motion to screw thread ball valve.
Preferably, the rotating shaft linkage system includes first connecting rod and second connecting rod；First connecting rod is fixed with clamping shaft,
The other end of the clamping shaft is connected in the valve hinges of the screw thread ball valve；
The first slide opening is offered on the first connecting rod, the upper end of second connecting rod slides in the first slide opening；
The output revolving shaft of driving motor is fixed in the lower end of second connecting rod；
When the output revolving shaft of driving motor carrys out back rotation, second connecting rod drives first connecting rod to swing to realize that clamping turns
Axis reciprocally swinging.
By using above-mentioned technical proposal, the can be achieved in the first slide opening for being connected on first connecting rod of second connecting rod sliding
First connecting rod is driven to swing back and forth while one end of two connecting rods is slided in the first slide opening, the first connecting rod other end is fixed to be connected
Drive clamping shaft to do and carrys out back rotation when being connected to clamping shaft to realize that first connecting rod swings back and forth, the second connecting rod other end with
The output revolving shaft connection of driving motor rotates synchronously to realize with the output revolving shaft of driving motor, thus by the defeated of driving motor
The movement for carrying out back rotation of shaft is transmitted to clamping shaft and does it also to carry out back rotation out.
Preferably, the second slide opening, the output revolving shaft front end sliding of the driving motor are offered on the second connecting rod
In second slide opening and the output revolving shaft of the driving motor is threaded with the second front nut and
Two back nuts, second front nut and second back nut grip the second connecting rod.
By using above-mentioned technical proposal, so that the output revolving shaft of driving motor can be in the second slide opening on second connecting rod
It is mobile to fix, to adjust the amplitude size of second connecting rod other end circular motion, control card is fetched between last and switches through turning for axis
Dynamic angular dimension.
In conclusion the utility model has the advantages that：
First, the rotatable threaded base before clamping of the fixture on workbench adjusts screw thread ball valve on lifting pedestal
Vertical position, while removable screw thread ball valve adjusts screw thread ball valve relative to the position in threaded base in the horizontal direction
Position, so that mold be allow to be adapted to the screw thread ball valve of fixed different size to improve screw thread ball valve life test machine
Use scope, compatible more ball valves.
Second, the forms of motion of the output revolving shaft positive and negative rotation of driving motor is transmitted to screw thread ball valve by rotating shaft linkage system
Valve hinges on, realize the opening and closing of valve；Meanwhile the connection type between rotating shaft linkage system, realization can be according to practical feelings
Condition changes the second connecting rod position fixed relative to the output revolving shaft of driving motor to adjust the initial angle of first connecting rod.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the part-structure explosive view of the present embodiment.
Appended drawing reference：1, fuselage；2, workbench；3, fixture；31, platen；32, lifting pedestal；321, bolt base；323,
Third nut；33, bolt fastening component；331, bolt；332, the 4th nut；4, screw thread ball valve；5, counting device；6, first connects
Bar；61, the first slide opening；62, square hole；7, second connecting rod；71, the second slide opening；8, it is clamped shaft；81, square shaft；82, spill
Bayonet；9, the second thread spindle；91, the second front nut；92, the second back nut；10, the first bolt assembly；101, the first bolt；
102, the first front nut；103, the first back nut；11, supporting table；12, counter；121, feeler lever；122, release link；13, it covers
Bar；14, hole is mentioned；15, driving motor.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment：The present embodiment is related to a kind of screw thread ball valve life test machine, as depicted in figs. 1 and 2, including fuselage 1, machine
Body 1 is rectangular frame body, is fixed with a workbench 2 on fuselage 1, the driving motor 15 in fuselage 1, is provided on workbench 2
For clamping the fixture 3 of screw thread ball valve 4, fixture 3 includes that platen 31, lifting pedestal 32 and bolt for pressing disc for fixing 31 are tight
Gu component 33,31 center of platen, which is provided with, mentions hole 14.
In view of the valve hinges of the screw thread ball valve 4 of different size in practice are deposited at various height, so the bottom of fixture 3
Seat is set as liftable, and lifting pedestal 32 includes bolt base 321, the threaded hole being opened on workbench 2, bolt base 321
It is threadedly engaged with threaded hole, third nut 323 is threaded on bolt base 321.
Meanwhile it being fixed on the distribution in equilateral triangle of three groups of bolt fastening components 33 on workbench 2 and passing through platen
31, and the 4th nut 332 is threaded on three groups of bolt fastening components 33, the 4th nut 332 is pressed in 31 upper surface of platen,
The hole 14 that mentions at 31 center of platen lifts convenient for carrying out force to platen 31 with hand in clamping process.
Specifically clamping process is：Threaded base is rotated according to tools such as the height hand of actual thread ball valve 4 or spanners
321 adjust vertical height, while according to the mobile screw thread ball valve 4 of the length of the valve hinges of screw thread ball valve 4 on lifting pedestal 32
Horizontal position, until screw thread ball valve 4 valve hinges and clamping shaft 8 female bayonet 82 can plug together until, work as determination
Platen 31 after suitable clip position, is pressed on screw thread ball valve 4 with finger by mentioning hole 14 by good screw thread ball valve 4 on fixture 3,
And fixation is tightened with the 4th nut 332 by three through-holes on 31 circumference of platen with three groups of bolt fastening components 33, finally twist
Dynamic third nut 323 makes its surface closely contact the stability for further strengthening threaded base 321 in the surface of workbench 2, this
Sample just completes clamping of the fixture 3 to screw thread ball valve 4.
1 side of fuselage is provided with rotating linkage, and rotating shaft linkage system is used for the output revolving shaft of driving motor 15
The forms of motion for carrying out back rotation is transmitted in the clamping shaft 8 of rotating shaft linkage system end, does clamping shaft 8 also around axle center
Carry out back rotation and drive the valve hinges of screw thread ball valve 4 carrys out back rotation, thus realize the switching motion of 4 valve of screw thread ball valve,
And the counting device 5 of number is opened and closed for recording screw thread ball valve 4.
Rotating shaft linkage system includes：Second connecting rod 7 offers the second slide opening 71 thereon.
Second thread spindle 9 of the output revolving shaft front end of driving motor 15 slides in the second slide opening 71, and with spiral shell before second
Mother 91 and the second back nut 92 grip, and driving motor 15 is servo motor, can carry out 90 ° back and forth of reciprocating rotary；
First connecting rod 6, offers the first slide opening 61 thereon, and first connecting rod 6 can with second connecting rod 7 by the first bolt 101
It is slidably connected, the first bolt 101 includes the thread spindle of first half and the cylindrical shaft of latter half；It is sliding that cylindrical shaft slides on first
In hole 61, thread spindle connect with second connecting rod 7 and is gripped by the first front nut 102 and the first back nut 103.
Square hole 62 is provided on the other end of first connecting rod 6, for plugging together the square shaft 81 of clamping 8 one end of shaft, clamping
8 other end of shaft is provided with female bayonet 82, for plugging together the valve hinges on screw thread ball valve 4.
It is provided with the second slide opening 71 on second connecting rod 7, the first slide opening 61 is provided on first connecting rod 6, second connecting rod 7, first connects
The output revolving shaft of bar 6 and driving motor 15 connects that main there are three purposes in the above described manner：First is for the ease of shaft linkage
The disassembly of device；Second is to realize that allowing first connecting rod 6 to do around clamping shaft 8 carrys out back rotation；Third is can be driven by adjusting
The initial angle for moving position of the output revolving shaft of motor 15 in the second slide opening 71 to adjust first connecting rod 6 be clamped shaft 8, this
Sample preferably engages with the valve hinges of screw thread ball valve 4 to be clamped the female bayonet 82 of shaft 8.
In order to which in rotation, clamping shaft 8 is more steady, setting one is fixed by bolts to work in clamping shaft 8
Supporting table 11 on platform 2, clamping shaft 8 plug together assembly with the through-hole in supporting table 11, this ensure that clamping 8 spill card of shaft
82 ends of mouth will not occur significantly to be displaced and be detached from the valve hinges of screw thread ball valve 4 in rotation.
Counting device 5 includes counter 12 and the loop bar 13 for covering close 82 one end of female bayonet in clamping shaft 8, set
13 lateral wall of bar, which rotates to contact by bolt, to be fixed in realization on clamping 8 side of shaft with clamping shaft 8 and with clamping shaft 8 one
Get up back rotation, counter 12 is equipped with feeler lever 121 and be in same perpendicular with loop bar 13, when loop bar 13 is with clamping turn
When axis 8 rotates, feeler lever 121 is tapped, flip-flop number 12 counts, and the release link 122 on counter 12 is used for multiple to counter 12
Position zero.
Operating procedure：Screw thread ball valve 4 is placed on the lifting pedestal 32 of fixture 3 first and adjusts the height of lifting pedestal 32
With the position of screw thread ball valve 4 make its valve hinges it is axially aligned clamping shaft 8 on female bayonet 82, then, adjust second connect
Bar 7, which adjusts the initial angle of first connecting rod 6 with respect to the position of the output revolving shaft of driving motor 15, makes the spill card for being clamped shaft 8
Mouth 82 can plug together valve hinges, finally be gripped with platen 31 and three groups of bolt fastening components 33 to screw thread ball valve 4, open and drive
Dynamic motor 15, is tested.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of screw thread ball valve life test machine, including fuselage（1）, be set to the fuselage（1）On workbench（2）, special
Sign is：The workbench（2）It is equipped with for clamping screw thread ball valve（4）Fixture（3）, the fixture（3）Including platen（31）,
Lifting pedestal（32）And bolt fastening component（33）, the platen（31）Upper surface contradict in the bolt fastening component
（33）On, the bolt fastening component（33）Lower end be fixed on the workbench（2）On, the lifting pedestal（32）It is placed in institute
State platen（31）Lower section and it is threadedly connected to the workbench（2）.
2. a kind of screw thread ball valve life test machine according to claim 1, it is characterized in that：The lifting pedestal（32）Including
Bolt base（321）And it is opened in the workbench（2）On threaded hole, the bolt base（321）With the threaded hole
It is threadedly engaged to realize lifting.
3. a kind of screw thread ball valve life test machine according to claim 2, it is characterized in that：The bolt base（321）Spiral shell
Line, which is connected with, contacts at the workbench（2）The third nut of upper surface（323）, and the bolt base（321）With third spiral shell
It is female（323）Cap portion be hexagon.
4. a kind of screw thread ball valve life test machine according to claim 1, it is characterized in that：The bolt fastening component（33）
Including bolt（331）With the 4th nut（332）, the bolt（331）It is interspersed in the platen（31）In, and the 4th nut
（332）It contradicts in the platen（31）On.
5. a kind of screw thread ball valve life test machine according to claim 4, it is characterized in that：The bolt fastening component（33）
It is provided with three groups and in the platen（31）Circumference on distribution in equilateral triangle.
6. a kind of screw thread ball valve life test machine according to claim 4, it is characterized in that：The platen（31）Centre bit
It sets to be provided with and mentions hole（14）.
7. a kind of screw thread ball valve life test machine according to claim 1, it is characterized in that：The fuselage（1）Interior be equipped with is driven
Dynamic motor（15）, driving motor（15）It is placed in below fixture (3)；The fuselage（1）Side is provided with rotating shaft linkage system, described
One end of rotating shaft linkage system is connected to the driving motor（15）On output revolving shaft, the other end is connected in screw thread to be tested
Ball valve（4）Valve hinges.
8. a kind of screw thread ball valve life test machine according to claim 7, it is characterized in that：The rotating shaft linkage system includes
First connecting rod（6）With second connecting rod（7）；
First connecting rod（6）It is fixed with clamping shaft（8）, the clamping shaft（8）The other end be connected in the screw thread ball valve（4）
Valve hinges；The first connecting rod（6）On offer the first slide opening（61）, second connecting rod（7）Upper end sliding it is sliding in first
Hole（61）In；Second connecting rod（7）Lower end be fixed on the driving motor（15）Output revolving shaft；When the driving motor
（15）Output revolving shaft when carrying out back rotation, the second connecting rod（7）Drive the first connecting rod（6）It swings to realize that clamping turns
Axis（8）Reciprocally swinging.
9. a kind of screw thread ball valve life test machine according to claim 8, it is characterized in that：The second connecting rod（7）On open
Equipped with the second slide opening（71）, the driving motor（15）Output revolving shaft front end slide in second slide opening（71）In and
The driving motor（15）Output revolving shaft be threaded with the second front nut（91）With the second back nut（92）, before described second
Nut（91）With second back nut（92）Grip the second connecting rod（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820622481.3U CN208109404U (en) | 2018-04-27 | 2018-04-27 | A kind of screw thread ball valve life test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820622481.3U CN208109404U (en) | 2018-04-27 | 2018-04-27 | A kind of screw thread ball valve life test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208109404U true CN208109404U (en) | 2018-11-16 |
Family
ID=64113588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820622481.3U Expired - Fee Related CN208109404U (en) | 2018-04-27 | 2018-04-27 | A kind of screw thread ball valve life test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208109404U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580198A (en) * | 2018-12-12 | 2019-04-05 | 上海精密计量测试研究所 | A kind of microswitch automatic detection device |
| CN112781842A (en) * | 2019-11-01 | 2021-05-11 | 北京市公用事业科学研究所 | Mechanical performance test system and method for pipeline water supply fittings |
-
2018
- 2018-04-27 CN CN201820622481.3U patent/CN208109404U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580198A (en) * | 2018-12-12 | 2019-04-05 | 上海精密计量测试研究所 | A kind of microswitch automatic detection device |
| CN112781842A (en) * | 2019-11-01 | 2021-05-11 | 北京市公用事业科学研究所 | Mechanical performance test system and method for pipeline water supply fittings |
| CN112781842B (en) * | 2019-11-01 | 2022-07-12 | 北京市公用事业科学研究所 | Mechanical performance test system and method for pipeline water supply fittings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181116 Termination date: 20200427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |