CN204286688U - A kind of valve of PE valve seal testing machine moves and clamping device - Google Patents
A kind of valve of PE valve seal testing machine moves and clamping device Download PDFInfo
- Publication number
- CN204286688U CN204286688U CN201420873824.5U CN201420873824U CN204286688U CN 204286688 U CN204286688 U CN 204286688U CN 201420873824 U CN201420873824 U CN 201420873824U CN 204286688 U CN204286688 U CN 204286688U
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- China
- Prior art keywords
- pressing plate
- valve
- supporting plate
- pull bar
- electric pushrod
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Abstract
The valve that the utility model relates to a kind of PE valve seal testing machine moves and clamping device, structure is: left supporting plate, right supporting plate, left pressing plate and right pressing plate are installed on two parallel line slideways, and can linearly move by guide rail, left supporting plate and right supporting plate composition bracing frame, horizontal positioned PE valve on bracing frame, the left pressing plate and the right pressing plate that are fixedly connected with sealing shroud are placed in bracing frame both sides respectively, left pressing plate is connected with frame with electric pushrod respectively by screw pair with the center of right pressing plate at sealing shroud, and right pressing plate is fixedly connected with pull bar, pull bar is provided with web member, electric pushrod and right pressing plate hinged, left proximity switch and right proximity switch are arranged in frame.The utility model can not only shorten the non-cutting time in PE valve seal performance testing process, the end pipe of sealing shroud and PE valve is made to align easily, and ensure that the axial force not existing and affect the performance test of PE valve seal, be applied to PE valve seal testing machine technical field.
Description
Technical field
The utility model relates to a kind of PE valve seal testing machine, and specifically, what relate to is that a kind of valve of PE valve seal testing machine moves and clamping device.
Background technology
At present, PE valve seal testing machine is vertically placed on by PE valve in the lower sleeve gasket on stationary work-table, clamps by cylinder or the Driven by Hydraulic Cylinder upper sleeve gasket with O-ring seal.In above process, the end pipe of sealing shroud and PE valve not easily aligns, and what make sealing shroud enters difficulty; On the other hand, same testing machine detects the PE valve of different model, time especially for detection ting model PE valve, the stroke of cylinder or hydraulic cylinder is longer, adds the non-cutting time in PE valve seal performance testing process; In addition, adopt cylinder or hydraulic cylinder as driving element, the positional precision of sealing shroud cannot be ensured, therefore, when same testing machine detects the sealing property of different model PE valve, can cause between sealing shroud and PE valve and act on very large axial force, have impact on the accuracy of measurement.
Utility model content
The technical problems to be solved in the utility model is, for above shortcomings in prior art, the valve providing a kind of PE valve seal testing machine moves and clamping device, the utility model can not only shorten the non-cutting time in PE valve seal performance testing process, the end pipe of sealing shroud and PE valve is aligned easily, and ensure that the axial force not existing in sealing property testing process and affect the performance test of PE valve seal.
The technical solution of the utility model is: a kind of valve of PE valve seal testing machine moves and clamping device, comprises line slideway, left pressing plate, left supporting plate, left proximity switch, adjusting screw(rod), right supporting plate, sealing shroud, right proximity switch, electric pushrod, frame, right pressing plate, web member, pull bar, hold-down nut, left screw rod, left supporting plate, right supporting plate, left pressing plate and right pressing plate are installed on two parallel line slideways, and can linearly move by guide rail, left supporting plate and right supporting plate are connect by adjusting screw(rod) and form bracing frame, horizontal positioned PE valve on bracing frame, the left pressing plate and the right pressing plate that are fixedly connected with sealing shroud are placed in bracing frame both sides respectively, left pressing plate is connected with frame by screw pair in the center of sealing shroud, right pressing plate is connected with frame by electric pushrod in the center of sealing shroud, and right pressing plate is fixedly connected with pull bar, pull bar is provided with web member, web member is arranged between right pressing plate and right supporting plate, pull bar is through the circular hole on right supporting plate, electric pushrod and right pressing plate hinged, left proximity switch and right proximity switch are arranged in frame.
Further, described pull bar is made up of the bar head of left end and shaft two parts of right-hand member, and shaft diameter is less than the Circularhole diameter on described right supporting plate, and bar head diameter is greater than the Circularhole diameter on described right supporting plate.
Further, the axial location of described web member on described pull bar is adjustable.
The screw pair that left screw rod and hold-down nut form is after manual adjustments, carry out need not regulating again when sealing property detects to the PE valve of same model, when PE valve is placed into after on bracing frame, web member on pull bar is adjusted and is fixed to correct position, then right pressing plate is promoted to left movement by electric pushrod, due to the shaft diameter of pull bar on right pressing plate be less than through the diameter of right supporting plate respective aperture, now pull bar does not promote right supporting plate, until web member on pull bar and right blade contacts, after this bracing frame is promoted to left movement by pull bar and web member, after motion puts in place, signal is sent by left proximity switch, electric pushrod stops, being in place of PE valve, when PE valve pulled down by needs, electric pushrod drives right pressing plate to move right, pull bar on right pressing plate moves right in the hole of right supporting plate, and now right supporting plate is motionless, until the bar head of pull bar and right blade contacts, and then pull bracing frame to move right by pull bar, PE valve is just automatically pulled out between sealing shroud, after motion puts in place, sends signal by right proximity switch, electric pushrod stops, and achieves and places the bracing frame of PE valve and the interlock of right pressing plate.
PE valve is placed into after on support frame as described above, the axis of the axis of PE valve, the axis of sealing shroud, left screw rod and the axis of electric pushrod are all on same straight line, the distance of the line slideway center line that this straight line is parallel with two is equal and at grade, when installing and removing PE valve, the active line of the power that electric pushrod provides is the axis of electric pushrod, and the line slideway that is directed through of motion completes, this structure ensure that the end pipe of sealing shroud and PE valve aligns easily, and makes the movement of left pressing plate and right pressing plate flexible.Simultaneously, the left pressing plate bearing acting force is connected with frame by left screw rod and hold-down nut, the right pressing plate bearing acting force is connected with frame by electric pushrod, and the screw pair that forms of left screw rod and hold-down nut and electric pushrod all have self-locking performance, thus ensure that the position of two sealing shrouds is reliable.For when detecting the sealing property of different model PE valve, for ensureing that electric pushrod moves shorter distance, changing the position of left pressing plate by regulating left screw rod, thus decreasing the non-cutting time in PE valve seal performance testing process; In sealing property testing process, there is not for ensureing the axial force affecting the performance test of PE valve seal simultaneously, the position of left proximity switch need be adjusted, the distance between two sealing shroud end faces is made to be a bit larger tham the axial dimension of PE valve, due to the accurate positioning of electric pushrod and described two sealing shrouds position accurately and reliably, ensure that the axial force not existing in sealing property testing process and affect the performance test of PE valve seal.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is vertical view of the present utility model.
Fig. 3 is the A-A sectional view of Fig. 2.
In figure: 1 is line slideway, 2 is left pressing plate, and 3 is left supporting plate, 4 is left proximity switch, and 5 is adjusting screw(rod), and 6 is right supporting plate, 7 is sealing shroud, and 8 is right proximity switch, and 9 is electric pushrod, 10 is frame, and 11 is right pressing plate, and 12 is web member, 13 is pull bar, 14 is PE valve, and 15 is hold-down nut, and 16 is left screw rod.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail:
As Fig. 1, Fig. 2, shown in Fig. 3, the utility model is by line slideway (1), left pressing plate (2), left supporting plate (3), left proximity switch (4), adjusting screw(rod) (5), right supporting plate (6), sealing shroud (7), right proximity switch (8), electric pushrod (9), frame (10), right pressing plate (11), web member (12), pull bar (13), hold-down nut (15), left screw rod (16) forms, left supporting plate (3), right supporting plate (6), left pressing plate (2) and right pressing plate (11) are installed on two parallel line slideways (1), and can linearly move by guide rail (1), left supporting plate (3) and right supporting plate (6) form bracing frame by adjusting screw(rod) (5) connection, horizontal positioned PE valve (14) on bracing frame, the left pressing plate (2) and the right pressing plate (11) that are fixedly connected with sealing shroud (7) are placed in bracing frame both sides respectively, left pressing plate (2) is connected with frame (10) by screw pair in the center of sealing shroud (7), right pressing plate (11) is connected with frame (10) by electric pushrod (9) in the center of sealing shroud (7), and right pressing plate (11) is fixedly connected with pull bar (13), pull bar (13) is provided with web member (12), web member (12) is arranged between right pressing plate (11) and right supporting plate (6), pull bar (13) is through the circular hole on right supporting plate (6), electric pushrod (9) is hinged with right pressing plate (11), left proximity switch (4) and right proximity switch (8) are arranged in frame (10).
Further, described pull bar (13) is made up of the bar head of left end and shaft two parts of right-hand member, and shaft diameter is less than the Circularhole diameter on described right supporting plate (6), bar head diameter is greater than the Circularhole diameter on described right supporting plate (6).
Further, the axial location of described web member (12) on described pull bar (13) is adjustable.
The screw pair that left screw rod (16) and hold-down nut (15) form is after manual adjustments, carry out need not regulating again when sealing property detects to the PE valve (14) of same model, when PE valve (14) is placed into after on bracing frame, web member (12) on pull bar (13) is adjusted and is fixed to correct position, then right pressing plate (11) is promoted to left movement by electric pushrod (9), shaft diameter due to the upper pull bar (13) of right pressing plate (11) be less than through the diameter of right supporting plate (6) respective aperture, now pull bar (13) does not promote right supporting plate (6), until the web member (12) on pull bar (13) contacts with right supporting plate (6), after this bracing frame is promoted to left movement by pull bar (13) and web member (12), after motion puts in place, signal is sent by left proximity switch (4), electric pushrod (9) stops, being in place of PE valve (14), when needs pull down PE valve (14), electric pushrod (9) drives right pressing plate (11) to move right, pull bar (13) on right pressing plate (11) moves right in the hole of right supporting plate (6), now right supporting plate (6) is motionless, until the bar head of pull bar (13) contacts with right supporting plate (6), and then pull bracing frame to move right by pull bar (13), PE valve (14) is just automatically pulled out between sealing shroud (7), after motion puts in place, signal is sent by right proximity switch (8), electric pushrod (9) stops, achieve and place the bracing frame of PE valve (14) and the interlock of right pressing plate (11).
PE valve (14) is placed into after on support frame as described above, the axis of PE valve (14), the axis of sealing shroud (7), the axis of left screw rod (16) and the axis of electric pushrod (9) are all on same straight line, the distance of line slideway (1) center line that this straight line is parallel with two is equal and at grade, when installing and removing PE valve (14), the active line of the power that electric pushrod (9) provides is the axis of electric pushrod (9), and the line slideway (1) that is directed through of motion completes, this structure ensure that sealing shroud (7) aligns easily with the end pipe of PE valve (14), and make the movement of left pressing plate (2) and right pressing plate (11) flexible.Simultaneously, the left pressing plate (2) bearing acting force is connected with frame (10) by left screw rod (16) and hold-down nut (15), the right pressing plate (11) bearing acting force is connected with frame (10) by electric pushrod (9), and the screw pair that forms of left screw rod (16) and hold-down nut (15) and electric pushrod (9) all have self-locking performance, thus ensure that the position of two sealing shrouds (7) is reliable.For detect different model PE valve (14) sealing property time, for ensureing the distance that electric pushrod (9) is mobile shorter, change the position of left pressing plate (2) by regulating left screw rod (16), thus decrease the non-cutting time in PE valve (14) sealing property testing process; Simultaneously for ensureing not exist in sealing property testing process the axial force affecting the test of PE valve (14) sealing property, the position of left proximity switch (4) need be adjusted, the distance between two sealing shrouds (7) end face is made to be a bit larger tham the axial dimension of PE valve (14), due to the accurate positioning of electric pushrod (9) and described two sealing shrouds (7) position accurately and reliably, ensure that the axial force not existing in sealing property testing process and affect the test of PE valve (14) sealing property.
Claims (2)
1. the valve of PE valve seal testing machine moves and a clamping device, comprises line slideway, left pressing plate, left supporting plate, left proximity switch, adjusting screw(rod), right supporting plate, sealing shroud, right proximity switch, electric pushrod, frame, right pressing plate, web member, pull bar, hold-down nut, left screw rod, is characterized in that: left supporting plate, right supporting plate, left pressing plate and right pressing plate are installed on two parallel line slideways, and can linearly move by guide rail, left supporting plate and right supporting plate are connect by adjusting screw(rod) and form bracing frame, horizontal positioned PE valve on bracing frame, the left pressing plate and the right pressing plate that are fixedly connected with sealing shroud are placed in bracing frame both sides respectively, left pressing plate is connected with frame by screw pair in the center of sealing shroud, right pressing plate is connected with frame by electric pushrod in the center of sealing shroud, and right pressing plate is fixedly connected with pull bar, pull bar is provided with web member, web member is arranged between right pressing plate and right supporting plate, pull bar is through the circular hole on right supporting plate, electric pushrod and right pressing plate hinged, left proximity switch and right proximity switch are arranged in frame, the axis of PE valve, the axis of sealing shroud, the axis of left screw rod and the axis of electric pushrod are all on same straight line, and the distance of the line slideway center line that this straight line is parallel with two is equal and at grade, the screw pair that left screw rod and hold-down nut form and electric pushrod all have self-locking performance.
2. the valve of a kind of PE valve seal testing machine according to claim 1 moves and clamping device, it is characterized in that: the axial location of described web member on described pull bar is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420873824.5U CN204286688U (en) | 2014-12-30 | 2014-12-30 | A kind of valve of PE valve seal testing machine moves and clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420873824.5U CN204286688U (en) | 2014-12-30 | 2014-12-30 | A kind of valve of PE valve seal testing machine moves and clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204286688U true CN204286688U (en) | 2015-04-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420873824.5U Expired - Fee Related CN204286688U (en) | 2014-12-30 | 2014-12-30 | A kind of valve of PE valve seal testing machine moves and clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204286688U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092177A (en) * | 2015-08-25 | 2015-11-25 | 重庆川东减震制造有限公司 | Oil storage tank assembly leakage test machine |
| CN105181263A (en) * | 2015-08-25 | 2015-12-23 | 重庆川东减震制造有限公司 | Leakage testing method for oil storage cylinder assembly |
| CN105606309A (en) * | 2015-12-22 | 2016-05-25 | 中国计量学院 | Valve test machine with replaceable end cap |
| CN106404288A (en) * | 2016-08-26 | 2017-02-15 | 汽解放柳州特种汽车有限公司 | Piston unloading valve sealing performance detection device |
| CN107044910A (en) * | 2017-02-08 | 2017-08-15 | 江苏神通阀门股份有限公司 | Valve pressure testing device |
| WO2021108217A1 (en) * | 2019-11-27 | 2021-06-03 | Caterpillar Global Mining Llc | Seal testing system |
| CN115307819A (en) * | 2022-10-10 | 2022-11-08 | 伙伴精密技术(江苏)有限公司 | Valve sealing performance test equipment |
-
2014
- 2014-12-30 CN CN201420873824.5U patent/CN204286688U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092177A (en) * | 2015-08-25 | 2015-11-25 | 重庆川东减震制造有限公司 | Oil storage tank assembly leakage test machine |
| CN105181263A (en) * | 2015-08-25 | 2015-12-23 | 重庆川东减震制造有限公司 | Leakage testing method for oil storage cylinder assembly |
| CN105606309A (en) * | 2015-12-22 | 2016-05-25 | 中国计量学院 | Valve test machine with replaceable end cap |
| CN105606309B (en) * | 2015-12-22 | 2017-11-07 | 中国计量大学 | A kind of valve-testing machine of replaceable end cap |
| CN106404288A (en) * | 2016-08-26 | 2017-02-15 | 汽解放柳州特种汽车有限公司 | Piston unloading valve sealing performance detection device |
| CN107044910A (en) * | 2017-02-08 | 2017-08-15 | 江苏神通阀门股份有限公司 | Valve pressure testing device |
| WO2021108217A1 (en) * | 2019-11-27 | 2021-06-03 | Caterpillar Global Mining Llc | Seal testing system |
| US11519819B2 (en) | 2019-11-27 | 2022-12-06 | Caterpillar Global Mining Llc | Seal testing system |
| CN115307819A (en) * | 2022-10-10 | 2022-11-08 | 伙伴精密技术(江苏)有限公司 | Valve sealing performance test equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |