CN206399736U - A kind of experimental rig of bending stiffness - Google Patents
A kind of experimental rig of bending stiffness Download PDFInfo
- Publication number
- CN206399736U CN206399736U CN201720076126.6U CN201720076126U CN206399736U CN 206399736 U CN206399736 U CN 206399736U CN 201720076126 U CN201720076126 U CN 201720076126U CN 206399736 U CN206399736 U CN 206399736U
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- China
- Prior art keywords
- bending stiffness
- experimental rig
- test specimen
- pulling force
- displacement
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Abstract
The utility model is related to a kind of experimental rig of bending stiffness, mainly solves existing the problem of solve the problem of existing bend test device can not obtain pulling force and angle, the curvilinear motion relation of displacement.It is characterized in that：Main body includes pedestal, the fixed mounting seat by test specimen is from left to right sequentially provided with pedestal, highly adjustment is taken turns, reverse wheel and power packages, mounting seat is provided with displacement sensor bracket and fixes by test specimen pressure strip, displacement sensor bracket is provided with measurement indirectly by the displacement transducer group of the angle of bend of test specimen 32, the output end of power packages connects one end of 1 drag-line, the other end of pulling force sensor connects 1 clamping by the clamp assemblies of test specimen, PLC and frequency converter are provided with control operation cabinet, PLC respectively with displacement transducer group and pulling force sensor data cube computation, PLC is connected by frequency converter with power packages.The experimental rig of the bending stiffness, time graph, angle curve and each parameter can be shown in real time.
Description
Technical field
The utility model is related to testing equipment field, specifically a kind of experimental rig of bending stiffness.
Background technology
When carrying out bend test to yielding rubber plate and similar products of different specifications at present, bender is mainly used, is rolled over
Bender can not obtain pulling force and angle, the curvilinear motion relation of displacement.
Utility model content
Pulling force and angle, the curvilinear motion relation of displacement can not be obtained in order to solve existing bend test device to ask
Topic, the utility model provides a kind of experimental rig of bending stiffness, and the experimental rig of the bending stiffness can show that the time bent in real time
Line, angle curve and each parameter, real-time control is realized to test speed parameter, can be achieved the reproductions of various trial curves, amplification,
Reduce, superposition, the display and printing of designated area, the coordinate of testing site the function such as checks.
The technical solution of the utility model is：A kind of experimental rig of bending stiffness, including main body and control operation cabinet, its
It is characterised by：The main body includes from left to right being sequentially provided with pedestal, the pedestal fixing to be adjusted by the mounting seat of test specimen, height
Whole wheel, reverse wheel and power packages, the mounting seat is provided with displacement sensor bracket and fixes by test specimen pressure strip, the displacement
Sensor stand is provided with measurement indirectly by the displacement transducer group of the angle of bend of test specimen 32, and the output end of the power packages is connected
One end of 1 drag-line, the drag-line sequentially passes through reverse wheel and height adjustment is taken turns, and the other end 1 pulling force sensor of connection
One end, the other end of the pulling force sensor connects 1 clamping by the clamp assemblies of test specimen, is provided with the control operation cabinet
PLC and frequency converter, the PLC respectively with displacement transducer group and pulling force sensor data cube computation, the PLC by frequency converter with
Power packages are connected.
Institute's displacement sensors group is two stay-supported type displacement sensors being oppositely arranged, the stay-supported type displacement sensor
It is connected with clamp assemblies.
The clamp assemblies include front plate, rear plate, stayed mast and suitable power part, and the front plate and rear plate are by drawing
Power bar is connected, and the stayed mast is connected with suitable power part by bolt, and the rear plate is provided with bracing wire draw ring, the suitable power
Part is connected with pulling force sensor, and stay-supported type displacement sensor of the bracing wire draw ring respectively with 2 is connected.
It is of the present utility model to be further arranged to：The height adjustment wheel includes guide wheel, trapezoidal thread bar, lift adjustment spiral shell
Female, hold-down ring and cylinder, the guide wheel are installed on trapezoidal thread bar, and the trapezoidal thread bar is installed on lift adjustment nut
On, the lift adjustment nut is installed on cylinder, and the compression is located on outside lift adjustment nut.
It is of the present utility model to be further arranged to：The power packages include motor, decelerator and reel, the motor output
End is connected with decelerator input, and the decelerator output end is connected with reel, and the reel connects drag-line.
It is of the present utility model to be further arranged to：The both sides of the pedestal are uniformly provided with multiple adjustment feets.
It is of the present utility model to be further arranged to：The control operation cabinet is provided with touch-screen.
The utility model has the advantages that：The experimental rig of the bending stiffness, time graph, angle can be shown in real time
Write music line and each parameter, real-time control realized to test speed parameter, can be achieved the reproductions of various trial curves, amplification, diminution,
Superposition, the display and printing of designated area, the coordinate of testing site such as checks at the function.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
The enlarged drawing that Fig. 2 is A in the utility model Fig. 1.
Fig. 3 is highly to adjust the structural representation of wheel in the utility model.
Fig. 4 is the structural representation at another visual angle of the utility model.
Wherein 1- main bodys, 2- control operation cabinets, 3- pedestals, 4- mounting seats, 5- highly adjusts wheel, 6- reverse wheels, 7- power
Group, 8- displacement sensor brackets, 9- pressure strips, 10- displacement transducer groups, 11- drag-lines, 12- pulling force sensors, 13- clamping groups
Part, 14-PLC, 15- frequency converters, 16- front plates, 17- rear plates, 18- stayed masts, 19- fits power part, and 20- bolts, 21- bracing wires are drawn
Ring, 22- guide wheels, 23- trapezoidal thread bars, 24- lift adjustment nuts, 25- hold-down rings, 26- cylinders, 27- motors, 28- decelerators,
29- reels, 30- adjustment feets, 31- touch-screens, 32- is by test specimen.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
Understood with reference to Fig. 1~Fig. 4, a kind of experimental rig of bending stiffness, including main body 1 and control operation cabinet 2, its feature
It is：The main body 1, which includes from left to right being sequentially provided with pedestal 3, the pedestal 3, fixes by the mounting seat 4 of test specimen 32, height
Adjustment wheel 5, reverse wheel 6 and power packages 7, the mounting seat 4 is provided with displacement sensor bracket 8 and the fixed compression by test specimen 32
Plate 9, the displacement sensor bracket 8 is described dynamic provided with measuring indirectly by the displacement transducer group 10 of the angle of bend of test specimen 32
The output end of power group 7 connects one end of 1 drag-line 11, and the drag-line 11 sequentially passes through reverse wheel 6 and height adjustment wheel 5, and separately
One end connects one end of 1 pulling force sensor 12, and the other end of the pulling force sensor 12 connects 1 clamping by the folder of test specimen 32
Hold component 13, be provided with PLC14 and frequency converter 15 in the control operation cabinet 2, the PLC14 respectively with displacement transducer group 10 and
The data cube computation of pulling force sensor 12, the PLC14 is connected by frequency converter 15 with power packages 7.
Institute's displacement sensors group 10 is two stay-supported type displacement sensors being oppositely arranged, the stay-supported displacement sensing
Device is connected with clamp assemblies 13.
The clamp assemblies 13 include front plate 16, rear plate 17, stayed mast 18 and suitable power part 19, the He of front plate 16
Rear plate 17 is connected by stayed mast 18, and the stayed mast 18 is connected with suitable power part 19 by bolt 20, the rear plate
17 are provided with bracing wire draw ring 21, and the suitable power part 19 is connected with pulling force sensor 12, the bracing wire draw ring 21 respectively with 2
Stay-supported type displacement sensor is connected.
The height adjustment wheel 5 includes guide wheel 22, trapezoidal thread bar 23, lift adjustment nut 24, hold-down ring 25 and cylinder
26, the guide wheel 22 is installed on trapezoidal thread bar 23, and the trapezoidal thread bar 23 is installed on lift adjustment nut 24, described
Lift adjustment nut 24 is installed on cylinder 26, and the hold-down ring 25 is placed on outside lift adjustment nut 24.
The power packages 7 include motor 27, decelerator 28 and reel 29, and the output end of motor 27 is inputted with decelerator 28
End is connected, and the output end of decelerator 28 is connected with reel 29, and the reel 29 connects drag-line 11.
The both sides of the pedestal 3 are uniformly provided with multiple adjustment feets 30.
The control operation cabinet 2 is provided with touch-screen 31.
The experimental rig of the bending stiffness, time graph, angle curve and each parameter can be shown in real time, and test speed is joined
Number realization control in real time, reproduction, amplification, diminution, the superposition of achievable various trial curves, the display and printing of designated area,
The coordinate of testing site such as checks at the function.
Operation principle：It will be fixed on first by test specimen 32 in mounting seat 4, clamp assemblies 13 are fixed on by test specimen 32, electricity
Machine 27 is run under PLC14 control by certain speed, is rotated through the deceleration rear-guard movable reel 29 of decelerator 28, and reel 29 is received to twist and drawn
Rope 11, the other end of drag-line 11 pulls subject part 32 to bend after reverse wheel 6 and height adjustment wheel 5, PLC14 control frequency converters 15
Speed governing is carried out to motor 27, speed adjustable range can be adjusted to the pulling force on normal speed 1/3rd or so, drag-line 11 from normal speed
Sensor 12 it is measurable go out the pulling force of drag-line 11, two stay-supported type displacement sensors are used to measure by the angle of bend of test specimen 32 indirectly.
Sensor information calculates relevant parameter after being handled through PLC14, experiment is shown these parameters with curve or data mode after finishing
Show on touch-screen 31.
For guarantee test safety, a limit protection limit switch is designed on pedestal 3, when bending to certain journey by test specimen
This switch is touched when spending, and then PLC14 discharges by test specimen 32 to reset condition to prevent drawing immediately.Jerk is set on hardware circuit
S1 is opened, this switch is physical switches S1, convenient operation.
By test specimen 32 by during case of bending recovers to reset condition, PLC14 continues to detect pulling force sensor 12
Measured value, when detecting pulling force less than certain threshold value, PLC14 thinks to have been discharged completely by test specimen 32.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (7)
1. a kind of experimental rig of bending stiffness, including main body (1) and control operation cabinet (2), it is characterised in that：The main body
(1) include from left to right being sequentially provided with pedestal (3), the pedestal (3) fixing and adjusted by the mounting seat (4) of test specimen (32), height
Whole wheel (5), reverse wheel (6) and power packages (7), the mounting seat (4) is provided with displacement sensor bracket (8) and fixes by test specimen
(32) pressure strip (9), the displacement sensor bracket (8) is passed provided with measurement indirectly by the displacement of test specimen (32) angle of bend
Sensor group (10), the output end of the power packages (7) connects one end of 1 drag-line (11), and the drag-line (11), which sequentially passes through, changes
To wheel (6) and height adjustment wheel (5), and the other end connects one end of 1 pulling force sensor (12), the pulling force sensor (12)
The other end connect 1 clamping by the clamp assemblies (13) of test specimen (32), in the control operation cabinet (2) provided with PLC (14) and
Frequency converter (15), the PLC (14) respectively with displacement transducer group (10) and pulling force sensor (12) data cube computation, the PLC
(14) it is connected by frequency converter (15) with power packages (7).
2. a kind of experimental rig of bending stiffness according to claim 1, it is characterised in that：Institute's displacement sensors group
(10) it is two stay-supported type displacement sensors being oppositely arranged, the stay-supported type displacement sensor is connected with clamp assemblies (13)
Connect.
3. a kind of experimental rig of bending stiffness according to claim 2, it is characterised in that：Clamp assemblies (13) bag
Front plate (16), rear plate (17), stayed mast (18) and suitable power part (19) are included, the front plate (16) and rear plate (17) pass through
Stayed mast (18) is connected, and the stayed mast (18) is connected with suitable power part (19) by bolt (20), the rear plate (17)
Bracing wire draw ring (21) is provided with, the suitable power part (19) is connected with pulling force sensor (12), the bracing wire draw ring (21) is respectively
Stay-supported type displacement sensor with 2 is connected.
4. a kind of experimental rig of bending stiffness according to claim 1, it is characterised in that：The height adjustment wheel (5)
Including guide wheel (22), trapezoidal thread bar (23), lift adjustment nut (24), hold-down ring (25) and cylinder (26), the guide wheel
(22) it is installed on trapezoidal thread bar (23), the trapezoidal thread bar (23) is installed on lift adjustment nut (24), the liter
Drop adjusting nut (24) is installed on cylinder (26), and the hold-down ring (25) is placed on lift adjustment nut (24) outside.
5. a kind of experimental rig of bending stiffness according to claim 1, it is characterised in that：The power packages (7) include
Motor (27), decelerator (28) and reel (29), motor (27) output end are connected with decelerator (28) input, described to subtract
Fast device (28) output end is connected with reel (29), reel (29) the connection drag-line (11).
6. a kind of experimental rig of bending stiffness according to claim 1, it is characterised in that：The both sides of the pedestal (3)
It is uniformly provided with multiple adjustment feets (30).
7. a kind of experimental rig of bending stiffness according to any one of claim 1~6, it is characterised in that：The control
Operation cabinet (2) is provided with touch-screen (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720076126.6U CN206399736U (en) | 2017-01-19 | 2017-01-19 | A kind of experimental rig of bending stiffness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720076126.6U CN206399736U (en) | 2017-01-19 | 2017-01-19 | A kind of experimental rig of bending stiffness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206399736U true CN206399736U (en) | 2017-08-11 |
Family
ID=59518147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720076126.6U Expired - Fee Related CN206399736U (en) | 2017-01-19 | 2017-01-19 | A kind of experimental rig of bending stiffness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206399736U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269912A (en) * | 2018-09-27 | 2019-01-25 | 中煤科工集团上海有限公司 | A kind of mining adhesive tape bending stiffness electronic detector |
| CN111044385A (en) * | 2019-12-24 | 2020-04-21 | 国际竹藤中心 | Bamboo load resistance measuring device and bamboo load resistance measuring method |
| CN111307447A (en) * | 2019-11-29 | 2020-06-19 | 重庆大学 | Bending rigidity testing system for parallel shaft output speed reducer |
| CN113145740A (en) * | 2021-03-14 | 2021-07-23 | 西北工业大学 | Flexible wall plate laser shot blasting forming clamp and forming method |
| CN113639944A (en) * | 2021-09-01 | 2021-11-12 | 北京理工大学 | Rigidity measurement system and method for rigid-flexible coupling body |
| CN115165535A (en) * | 2022-07-07 | 2022-10-11 | 江西京九电源（九江）有限公司 | Lead belt tension test tool |
-
2017
- 2017-01-19 CN CN201720076126.6U patent/CN206399736U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269912A (en) * | 2018-09-27 | 2019-01-25 | 中煤科工集团上海有限公司 | A kind of mining adhesive tape bending stiffness electronic detector |
| CN109269912B (en) * | 2018-09-27 | 2024-02-06 | 中煤科工集团上海有限公司 | Mining adhesive tape bending stiffness electronic detector |
| CN111307447A (en) * | 2019-11-29 | 2020-06-19 | 重庆大学 | Bending rigidity testing system for parallel shaft output speed reducer |
| CN111307447B (en) * | 2019-11-29 | 2022-04-22 | 重庆大学 | Bending rigidity testing system for parallel shaft output speed reducer |
| CN111044385A (en) * | 2019-12-24 | 2020-04-21 | 国际竹藤中心 | Bamboo load resistance measuring device and bamboo load resistance measuring method |
| CN113145740A (en) * | 2021-03-14 | 2021-07-23 | 西北工业大学 | Flexible wall plate laser shot blasting forming clamp and forming method |
| CN113639944A (en) * | 2021-09-01 | 2021-11-12 | 北京理工大学 | Rigidity measurement system and method for rigid-flexible coupling body |
| CN115165535A (en) * | 2022-07-07 | 2022-10-11 | 江西京九电源（九江）有限公司 | Lead belt tension test tool |
| CN115165535B (en) * | 2022-07-07 | 2023-06-16 | 江西京九电源（九江）有限公司 | Lead belt tension testing tool |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20210119 |