CN106679984A - Energy-saving PV test device - Google Patents
Energy-saving PV test device Download PDFInfo
- Publication number
- CN106679984A CN106679984A CN201510743037.8A CN201510743037A CN106679984A CN 106679984 A CN106679984 A CN 106679984A CN 201510743037 A CN201510743037 A CN 201510743037A CN 106679984 A CN106679984 A CN 106679984A
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- CN
- China
- Prior art keywords
- screw
- hydraulic cylinder
- locating rod
- turn
- displacement
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses an energy-saving PV test device. A steering oar seat integrates with a ship stern as designed according to advance fitting-out. The upper plane of the steering oar seat is left with milling residual. After the main ship body folds, according to the invention, the technology is used to conduct alignment and positioning. A machining apparatus mills the upper plane onsite inside a cabin. Milling on seal groove is realized, and drilling on an installation bore is realized.
Description
Technical field
The present invention relates to PV tests, specifically related to a kind of energy-saving PV test equipments.
Background technology
ABS is the abbreviation of English Antilock brake system and anti-lock braking system,
PV is the abbreviation of English Pressure And Volume pressure characteristic corresponding with volume.
The PV characteristic curves of wheel cylinder are arrived used in pressure estimation module in ABS softwares, PV characteristic curves directly influence pressure and estimate
The accuracy of the accuracy of calculation, the liquid valve opening time of the accuracy and calculating of the feed liquor valve PWM signal dutycycle for calculating.
Existing invention is the PV characteristics of measuring apparatus in laboratory conditions.It is strong to the dependence of experiment condition, it is impossible to convenient mobile.
Adaptability is poor, it is impossible to adapt to the specific condition of experiment of different vehicle.
Prior art is the PV characteristics in laboratory measurement experimental facilities, and the error after installing and using for equipment can not be processed accurately.
The content of the invention
The present invention is directed to the problems referred to above, there is provided a kind of energy-saving PV test equipments, changes hands wheel by hand and is applied by feed screw nut's structure
Pressure gathers displacement to realize the PV feature measurements of equipment simultaneously.
The present invention the adopted technical scheme that solves the above problems is：A kind of energy-saving PV test equipments, including：Turn-screw (2),
Bracing frame (3), support locating rod (4), hydraulic cylinder (5), displacement transducer (6), displacement transducer transmission mechanism (7), copper spiral shell
Female (8), positioning gripper shoe (9), displacement transducer installation folder (10), hydraulic cylinder push rod (11), it is characterised in that：Also include hand
Wheel (1)；Front end of the handwheel (1) installed in turn-screw (2)；Support frame as described above (3) is above fixed with two and supports positioning
One end of bar (4), two support the other end of locating rod (4) to be arranged in positioning gripper shoe (9), for supporting turn-screw (2)；
The rear end of support frame as described above (3) is equipped with hydraulic cylinder (5)；Two support locating rod (4) installed in the both sides of hydraulic cylinder (5), are used for
Fixer cylinder pressure (5)；Two support one end of locating rod (4) to be fixed on behind bracing frame (3), and the other end is fixed on hydraulic cylinder
(5) rear end；Rear end of institute's displacement sensors transmission mechanism (7) installed in turn-screw (2)；Institute's displacement sensors are installed
Folder (10) is installed in the lower section of the following support locating rod (4) of turn-screw (2)；Institute's displacement sensors (6) is fixed on displacement
Before sensor installation folder (10)；Described copper nut (8) one end is mounted in behind bracing frame (3), and the other end is mounted in hydraulic cylinder
The front end of push rod (11).
It is an advantage of the invention that：
1. the present invention is to change hands wheel by hand to apply pressure collection simultaneously by feed screw nut's structure
Displacement is realizing the PV feature measurements of equipment；
2. the present invention be the parameter needed according to real vehicle ABS softwares designing research and development, be directed to
The PV feature measurements of real vehicle brake piping.
3. machine automatization locking system therein can realize the automatic locking of pressure, it is possible to achieve
The reliable increase of pressure.Displacement transducer mounting bracket realizes that decomposition is rotationally advancing motion, accurate
Really measure the stroke of master cylinder.The adjusting nut of mounting bracket can easily adjust displacement sensing
Device support angle.Trapezoidal thread screw mandrel can make mechanism's Relative friction motion with copper nut collocation
Part more preferably break-in and elimination friction noise, improve the service life of equipment.
4. pressure and automatic data collection are applied by way of hand handwheel, it is possible to reduce to power supply
The reliability of dependence and raising system.
5. the present invention is directly to realize measuring in real vehicle condition line, can improve the accurate journey of test
Degree, it is weaker to the dependence of experiment condition, it is easy to operate by force using ability.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages.Below will
Reference picture, the present invention is further detailed explanation.
Description of the drawings
The accompanying drawing for constituting the part of the application is used for providing a further understanding of the present invention, the illustrative examples of the present invention and its
Illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.
In the accompanying drawings：
Fig. 1 is PV testboard bay three dimensional designs Fig. 1 of the present invention；
Fig. 2 is PV testboard bay three dimensional designs Fig. 2 of the present invention；
Fig. 3 is normal PV curve maps；
Fig. 4 is abnormal PV curve maps.
Reference：
1 be handwheel, 2 be turn-screw, 3 be bracing frame, 4 for support locating rod, 5 be hydraulic cylinder, 6 be displacement transducer, 7
For displacement transducer transmission mechanism, 8 be copper nut, 9 for positioning gripper shoe, 10 be displacement transducer installation folder, 11 be hydraulic cylinder top
Bar.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
With reference to Fig. 1 and Fig. 2, a kind of energy-saving PV test equipments as depicted in figs. 1 and 2, including：Turn-screw 2, bracing frame 3,
Support locating rod 4, hydraulic cylinder 5, displacement transducer 6, displacement transducer transmission mechanism 7, copper nut 8, positioning gripper shoe 9, displacement
Sensor installation folder 10, hydraulic cylinder push rod 11, it is characterised in that：Also include handwheel 1；The handwheel 1 is arranged on turn-screw 2
Front end；Support frame as described above 3 is above fixed with two one end for supporting locating rod (4), and the other end of two support locating rods 4 is arranged on
In positioning gripper shoe 9, for supporting turn-screw 2；The rear end of support frame as described above 3 is equipped with hydraulic cylinder 5；Two support locating rod 4 to pacify
The both sides of hydraulic cylinder (5) are mounted in, for fixer cylinder pressure (5)；One end of two support locating rods 4 is fixed on behind bracing frame 3,
The other end is fixed on the rear end of hydraulic cylinder 5；Institute's displacement sensors transmission mechanism 7 is installed in the rear end of turn-screw 2；The displacement
Sensor installation folder 10 is arranged on the lower section of the following support locating rod 4 of turn-screw 2；Institute's displacement sensors 6 are fixed on displacement biography
Before sensor installation folder 10；The one end of the copper nut 8 is mounted in behind bracing frame 3, and the other end is mounted in before hydraulic cylinder push rod 11
End.
Institute's displacement sensors transmission mechanism 7 is including needle bearing, bearing block and bearing gland；The needle bearing is arranged on bearing block
On；The bearing gland is arranged on needle bearing.
A kind of new PV method of testings, comprise the following steps：
Wheel is changed hands by hand, then gathers the straight-line displacement of displacement transducer simultaneously to realize equipment applying pressure through feed screw nut's structure
PV feature measurements.
In sum, manually frame for movement realizes that master cylinder is pressurized to the present invention, easy to operate
Simply, it is possible to reduce the dependence to experiment condition；Can be with by the latching characteristics of trapezoidal thread
Realize stable pressurize and pressurization.Displacement transducer transmission mechanism can be realized decomposing leading screw
It is rotationally advancing motion and accurately measures leading screw straight-line displacement.The straight line of leading screw when pressurization and decompression
Overvoltage and working sensor is made when sports limiting can protect master cylinder to be pressurized in useful range,
Avoid causing damage influence certainty of measurement to the two.
The foregoing is only the preferred embodiments of the present invention, the present invention includes but is not limited to this example, the present invention can have it is various more
Change and change.All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in this
Within the protection domain of invention.
Claims (1)
1. a kind of energy-saving PV test equipments, including：Turn-screw (2), bracing frame (3), support locating rod (4), hydraulic pressure
Cylinder (5), displacement transducer (6), displacement transducer transmission mechanism (7), copper nut (8), positioning gripper shoe (9), displacement transducer
Installation folder (10), hydraulic cylinder push rod (11), it is characterised in that：Also include handwheel (1)；The handwheel (1) is installed in turn-screw (2)
Front end；Support frame as described above (3) is above fixed with two one end for supporting locating rod (4), two other ends for supporting locating rod (4)
In positioning gripper shoe (9), for supporting turn-screw (2)；The rear end of support frame as described above (3) is equipped with hydraulic cylinder (5)；Two
It is individual to support locating rod (4) installed in the both sides of hydraulic cylinder (5), for fixer cylinder pressure (5)；Two one end for supporting locating rod (4)
It is fixed on behind bracing frame (3), the other end is fixed on the rear end of hydraulic cylinder (5)；Institute's displacement sensors transmission mechanism (7) installs
In the rear end of turn-screw (2)；Institute's displacement sensors installation folder (10) is installed in the following support locating rod (4) of turn-screw (2)
Lower section；Institute's displacement sensors (6) is secured in place before displacement sensor installation folder (10)；Described copper nut (8) one end is mounted in
Behind bracing frame (3), the other end is mounted in the front end of hydraulic cylinder push rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510743037.8A CN106679984A (en) | 2015-11-05 | 2015-11-05 | Energy-saving PV test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510743037.8A CN106679984A (en) | 2015-11-05 | 2015-11-05 | Energy-saving PV test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106679984A true CN106679984A (en) | 2017-05-17 |
Family
ID=58858608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510743037.8A Pending CN106679984A (en) | 2015-11-05 | 2015-11-05 | Energy-saving PV test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106679984A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027638A (en) * | 2022-07-11 | 2022-09-09 | 武汉航道船厂 | Dock segmented ship body parallel folding device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10244355B3 (en) * | 2002-09-24 | 2004-04-08 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Test stand for automobile body component has parts of holder for tested component moved relative to one another for simulating crash impact |
| CN201233314Y (en) * | 2008-07-29 | 2009-05-06 | 洛阳西苑车辆与动力检验所有限公司 | Drive unit test device for four-wheel-drive vehicle |
| CN201522378U (en) * | 2009-03-09 | 2010-07-07 | 孙思森 | Comprehensive test stand for automobile steering gear and power steering pump |
| CN101806659B (en) * | 2010-03-25 | 2011-12-14 | 奇瑞汽车股份有限公司 | Durability test bed of automobile steering column lower bearing |
| CN103592110A (en) * | 2013-10-12 | 2014-02-19 | 万向钱潮股份有限公司 | Novel PV (pressure and volume) test detection device and novel PV test detection method |
-
2015
- 2015-11-05 CN CN201510743037.8A patent/CN106679984A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10244355B3 (en) * | 2002-09-24 | 2004-04-08 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Test stand for automobile body component has parts of holder for tested component moved relative to one another for simulating crash impact |
| CN201233314Y (en) * | 2008-07-29 | 2009-05-06 | 洛阳西苑车辆与动力检验所有限公司 | Drive unit test device for four-wheel-drive vehicle |
| CN201522378U (en) * | 2009-03-09 | 2010-07-07 | 孙思森 | Comprehensive test stand for automobile steering gear and power steering pump |
| CN101806659B (en) * | 2010-03-25 | 2011-12-14 | 奇瑞汽车股份有限公司 | Durability test bed of automobile steering column lower bearing |
| CN103592110A (en) * | 2013-10-12 | 2014-02-19 | 万向钱潮股份有限公司 | Novel PV (pressure and volume) test detection device and novel PV test detection method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027638A (en) * | 2022-07-11 | 2022-09-09 | 武汉航道船厂 | Dock segmented ship body parallel folding device |
| CN115027638B (en) * | 2022-07-11 | 2024-03-15 | 武汉航道船厂 | Parallel folding device for segmented hulls in dock |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170517 |