CN207502174U - Double end torsional spring fatigue tester - Google Patents
Double end torsional spring fatigue tester Download PDFInfo
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- CN207502174U CN207502174U CN201721703012.6U CN201721703012U CN207502174U CN 207502174 U CN207502174 U CN 207502174U CN 201721703012 U CN201721703012 U CN 201721703012U CN 207502174 U CN207502174 U CN 207502174U
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- torsional spring
- double end
- stabilizer blade
- positioning seat
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Abstract
Double end torsional spring fatigue tester, including connecting rod, eccentric wheel, eccentric actuation, a pair of of stabilizer blade abutment member, a pair of of positioning seat, a pair of of pressure sensor and controller for eccentric wheel to be driven to rotate.The middle part of connecting rod is connect with eccentric wheel.Each positioning seat is used to fix double end torsional spring to be tested.A pair of of stabilizer blade abutment member is connected respectively with the both ends of connecting rod, and each stabilizer blade abutment member is used for a pair of of stabilizer blade against the double end torsional spring being fixed on the positioning seat of the stabilizer blade abutment member, to drive a pair of stabilizer blade reciprocally swinging；A pair of of pressure sensor bears against a pair of of positioning seat correspondingly, the signal output end of a pair of of pressure sensor is electrically connected respectively with the signal input part of controller, controller is used for the work of control eccentric driving mechanism, and shows the measurement result of a pair of of pressure sensor.The utility model detection efficiency is high, and can detect the load of double end torsional spring in real time.
Description
Technical field
The utility model is related to one kind to be used for double end torsional spring fatigue rig.
Background technology
Fig. 1 shows the overall structure diagram of double end torsional spring.As shown in Figure 1, double end torsional spring 9 includes 91 He of torsional spring ontology
Clip 92.Clip 92 is fixed on the middle part of torsional spring ontology 91, and clip 92 is equipped with through-hole 920, and the both ends of torsional spring ontology 91 are distinguished
With a stabilizer blade 911.At present, special testing equipment is lacked to the fatigue test of double end torsional spring, causes detection efficiency low, it is difficult
To meet the needs detected on a large scale, and the load of double end torsional spring cannot be detected.
Invention content
It can detect the technical problem to be solved by the utility model is to provide a kind of testing efficiency height and in real time double
The double end torsional spring fatigue tester of the load of head torsional spring.
In order to solve the above technical problems, technical solution adopted in the utility model is：
Double end torsional spring fatigue tester, double end torsional spring include torsional spring ontology, and the both ends of torsional spring ontology are respectively provided with a stabilizer blade；
Its main feature is that the double end torsional spring fatigue tester includes connecting rod, eccentric wheel, the eccentric wheel driving machine for eccentric wheel to be driven to rotate
Structure, a pair of of stabilizer blade abutment member, a pair of of positioning seat, a pair of of pressure sensor and controller；The middle part of connecting rod connects with eccentric wheel
It connects, the both ends of connecting rod are respectively close to a pair of of positioning seat；Each positioning seat is used to fix double end torsional spring to be tested；A pair of of stabilizer blade against
Component is connected respectively with the both ends of connecting rod, and each stabilizer blade abutment member is used for against being fixed on close to the stabilizer blade abutment member
A pair of of stabilizer blade of double end torsional spring on positioning seat, to drive a pair of stabilizer blade reciprocally swinging；A pair of of pressure sensor corresponds
Ground bears against a pair of of positioning seat, and the signal output end of a pair of of pressure sensor is electrically connected respectively with the signal input part of controller
It connects, controller is used for the work of control eccentric driving mechanism, and shows the measurement result of a pair of of pressure sensor.
Due to the utility model employ more than technical solution, having the technical effect that for generating is apparent：
1st, the utility model is by driving eccentric wheel to rotate, and then tested double end torsional spring is driven by stabilizer blade abutment member
A pair of of stabilizer blade reciprocally swinging, the actual condition so as to simulate double end torsional spring apply load to double end torsional spring, in the process,
Pressure sensor can measure the load that double end torsional spring is born, and measurement result is displayed in real-time in the display screen of controller
On, convenient for the fatigue behaviour of staff's grasp double end torsional spring；
2nd, the high degree of automation of the utility model, and multiple double end torsional springs can be tested simultaneously, improve test
Efficiency.
Description of the drawings
Fig. 1 shows the overall structure diagram of double end torsional spring.
Fig. 2 shows the dimensional structure diagrams of the double end torsional spring fatigue tester according to the utility model one embodiment.
Fig. 3 and Fig. 4 is respectively illustrated to be shown according to the side view of the double end torsional spring fatigue tester of one embodiment of the utility model
Intention and schematic top plan view.
Fig. 5 shows the schematic diagram of the engine base according to one embodiment of the utility model.
Fig. 6 shows the control principle block diagram of the double end torsional spring fatigue tester according to one embodiment of the utility model.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Fig. 2 to Fig. 6 shows the structure of the double end torsional spring fatigue tester according to one embodiment of the utility model.It please refers to
Fig. 2 to Fig. 6 includes connecting rod 1, eccentric wheel 2, for driving according to the double end torsional spring fatigue tester of one embodiment of the utility model
The eccentric actuation of the rotation of eccentric wheel 2, a pair of of stabilizer blade abutment member 41, a pair of of positioning seat 51, a pair of of pressure sensor 61
And controller 7.
The middle part of connecting rod 1 is connect with eccentric wheel 2, and the both ends of connecting rod 1 are respectively close to a pair of of positioning seat 51.Eccentric wheel 2 it is upper
Surface is equipped with an eccentric shaft 21 upwardly extended, and the middle part of connecting rod 1 is equipped with the first connecting hole 11.Eccentric shaft 21 stretches into the first connection
Hole 11, and be fixedly connected with the first connecting hole 11.Described herein be fixedly connected refers to that eccentric shaft 21 will not be with the first connecting hole
Relative motion is generated between 11.
Each positioning seat 51 is used to fix double end torsional spring 9 to be tested.In the present embodiment, in the middle part of the side of each positioning seat 51
The positioning groove 510 for housing double end torsional spring 9 to be tested is offered, is respectively formed in the both sides up and down of positioning groove 510
Upper end 511 and lower end 512；The cell wall of positioning groove 510 is equipped with the positioning region 513 outwardly protruded；Threaded fastener 93
It is connect across the through-hole 920 of clip 92, and with 513 spiral of positioning region, double end torsional spring is fixed on positioning seat 51.
Both ends of a pair of of stabilizer blade abutment member 41 respectively with connecting rod 1 are connected, each stabilizer blade abutment member 41 be used for against
A pair of of stabilizer blade 911 of the double end torsional spring on the positioning seat of the stabilizer blade abutment member is fixed on, to drive a pair of stabilizer blade 911
Reciprocally swinging.
Preferably, double end torsional spring fatigue tester further includes two pairs of swing rods 42.One end of one pair of which swing rod 42 with wherein
One stabilizer blade abutment member 41 is fixedly connected, the other end of one pair of which swing rod 42 and close one of stabilizer blade abutment member
Positioning seat 51 it is hinged；One end of another pair swing rod 42 is fixedly connected with another stabilizer blade abutment member 4, another pair swing rod 42
The other end and the positioning seat 51 close to another stabilizer blade abutment member are hinged；Each swing rod is in the drive of stabilizer blade abutment member 4
Under around hinged spot wobble.More specifically, the both ends of connecting rod 1 offer the second connecting hole 12 respectively；Each stabilizer blade abutment member 41
For one extend vertically against bar, corresponding second connecting hole 12 is passed through against bar, against the top and bottom of bar respectively with one
Swing rod 42 is fixedly connected.
A pair of of pressure sensor 61 bears against a pair of of positioning seat 51, the signal of a pair of of pressure sensor 61 correspondingly
Signal input part of the output terminal respectively with controller 7 is electrically connected, and for the work of control eccentric driving mechanism, and shows a pair
The measurement result of pressure sensor 61.
In the present embodiment, the bottom surface of eccentric wheel 2 is equipped with main shaft 22.Eccentric actuation includes motor 31 and belt passes
Motivation structure.Belt gear includes the first belt pulley 321, the second belt pulley 322 and around being located at the first belt pulley 321 and the
Belt 323 on two belt pulleys 322, the first belt pulley 321 and the second belt pulley 322 respectively with the force-output shaft and bias of motor 31
The main shaft 22 of wheel 2 is connected.Controller 7 can control the action of motor 31.Controller 7 preferably uses PLC controller.
Further, a pair of of photoelectric sensor is included according to the double end torsional spring fatigue tester of one embodiment of the utility model
62, the signal input part of the signal output end of a pair of photoelectric sensor 62 respectively with controller 7 is electrically connected, a pair of photoelectric transfer
Whether double end torsional spring of the sensor 62 for detection to be fixed on a pair of of positioning seat 51 respectively is broken.
Further, double end torsional spring fatigue tester includes engine base 8,52, two groups of guide rods 53 of a pair of guide rods seat and a pair
Pressure sensor seat 63.
A pair of guide rods seat 52 is separately fixed on engine base 8, and motor 31 and belt gear are located at the desktop 81 of engine base 8
Lower section.One end of two groups of guide rods 53 is individually fixed in a pair of guide rods seat 52, and a pair of of positioning seat 51 is protected respectively in a manner of slippingly
Hold the other end in two groups of guide rods 53.Every group of guide rod 53 has two guide rods being mutually parallel.A pair of of pressure sensor seat 63 divides
It is not arranged in a manner of slippingly on engine base 8.Specifically, sliding rail 82, pressure sensor are equipped on the desktop 81 of engine base 8
Seat 63 can slide along sliding rail 82.One end of a pair of of pressure sensor 61 is separately fixed on a pair of of pressure sensor seat 63；One
A pair of of positioning seat 51 is born against to the other end of pressure sensor 61.The benefit of above-mentioned this structure is easy for positioning seat 51 and exists
During assembling scheduled precompression is loaded to double end torsional spring 9 to be tested.In assembling, connecting rod 1, eccentric wheel 2 and branch are first completed
The installation of foot abutment member 41, the position of stabilizer blade abutment member 41 is changeless at this time.Positioning seat is slided along guide rod 53
51, until being determined that positioning seat 51 can load the position of scheduled precompression to the double end torsional spring 9 being fixed on positioning seat 51.
Then pressure sensor seat 63 is moved again, and the other end of pressure sensor 61 is made to stretch between positioning seat 51 and guide rod seat 52, and
Against positioning seat 51, so as to positioning seat 51 is located on determining position.
During work, two double end torsional springs 9 to be tested are separately fixed on two positioning seats 51.Start motor 31, electricity
Machine 31 drives eccentric wheel 2 to rotate, and passes through stabilizer blade abutment member 41 and drive 911 reciprocally swinging of each a pair of of stabilizer blade of double end torsional spring 9,
So as to simulate the actual condition of double end torsional spring 9.In the process, double end torsional spring 9 measured by pressure sensor 61
Load can be in real time shown on the display screen of controller 7, and then can reflect the fatigue behaviour of double end torsional spring.Once Double-thread
Spring 9 is broken during experiment, and photoelectric sensor 62 can send break detection signals to controller 7, and controller 7 receives this
It can show that the warning device outside relevant prompt message or driving sends out alarm after detection signal on a display screen
Information, warning device for example can be loud speaker, alarm lamp etc..
It is reached as high as 52 times per second according to the double end torsional spring fatigue tester running frequency of utility model embodiment, and can be same
When to more than one piece double end torsional spring 9 carry out testing fatigue, have higher testing efficiency.
Above description is the further explanation done with reference to specific embodiment and attached drawing to the utility model.But this
Utility model obviously can be implemented in a variety of other methods different from this description, those skilled in the art can without prejudice to
It promoted, deduced according to actual use situation in the case of the utility model content, therefore, the content of above-mentioned specific embodiment
The protection domain that the utility model determines should not be limited.
Claims (9)
1. double end torsional spring fatigue tester, the double end torsional spring includes torsional spring ontology, and the both ends of the torsional spring ontology are respectively provided with
One stabilizer blade；It is characterized in that, the double end torsional spring fatigue tester includes connecting rod, eccentric wheel, for driving the eccentric rotation
Dynamic eccentric actuation, a pair of of stabilizer blade abutment member, a pair of of positioning seat, a pair of of pressure sensor and controller；
The middle part of the connecting rod is connect with the eccentric wheel, and the both ends of the connecting rod are respectively close to a pair of of positioning seat；Respectively
Positioning seat is used to fix double end torsional spring to be tested；Both ends of the pair of stabilizer blade abutment member respectively with the connecting rod are connected
It connects, each stabilizer blade abutment member is used for a pair against the double end torsional spring being fixed on the positioning seat of the stabilizer blade abutment member
Stabilizer blade, to drive a pair of stabilizer blade reciprocally swinging；
The pair of pressure sensor bears against a pair of of positioning seat correspondingly, the pair of pressure sensor
Signal input part of the signal output end respectively with the controller is electrically connected, and the controller is used to control the eccentric wheel drive
The work of mechanism, and show the measurement result of a pair of of pressure sensor.
2. double end torsional spring fatigue tester according to claim 1, which is characterized in that the double end torsional spring fatigue tester
Including two pairs of swing rods；One end of one pair of which swing rod is fixedly connected with one of stabilizer blade abutment member, one pair of which swing rod
The other end is hinged with the positioning seat close to one of stabilizer blade abutment member；One end of another pair swing rod is supported with another stabilizer blade
It is fixedly connected by component, the other end of another pair swing rod is hinged with the positioning seat close to another stabilizer blade abutment member；It is each
Swing rod is under the drive of stabilizer blade abutment member around hinged spot wobble.
3. double end torsional spring fatigue tester according to claim 2, which is characterized in that in the middle part of the side of each positioning seat
The positioning groove for housing double end torsional spring to be tested is offered, upper end is respectively formed in the both sides up and down of the positioning groove
Portion and lower end；The cell wall of the positioning groove is equipped with the positioning region outwardly protruded；
The double end torsional spring includes clip, and the clip is fixed on the middle part of the torsional spring ontology, and clip is equipped with through-hole；Screw thread
Fastener passes through the through-hole of clip and is connect with the positioning region spiral, and double end torsional spring is fixed on the positioning seat.
4. the double end torsional spring fatigue tester according to Claims 2 or 3, which is characterized in that the both ends difference of the connecting rod
Offer the second connecting hole；Each stabilizer blade abutment member for one extend vertically against bar, it is described passed through against bar it is corresponding
Second connecting hole is fixedly connected against the top and bottom of bar with a pair of of swing rod respectively.
5. double end torsional spring fatigue tester according to claim 1, which is characterized in that the upper surface of the eccentric wheel is equipped with
One eccentric shaft upwardly extended, the middle part of the connecting rod are equipped with the first connecting hole；The eccentric shaft stretches into first connecting hole,
And it is fixedly connected with the first connecting hole.
6. double end torsional spring fatigue tester according to claim 1, which is characterized in that the bottom surface of the eccentric wheel is equipped with master
Axis；
The bias actuation includes motor and belt gear；The belt gear include the first belt pulley,
Second belt pulley and around the belt being located on the first belt pulley and the second belt pulley, the first belt pulley and the second belt pulley difference
It is connected with the force-output shaft of motor and the main shaft of eccentric wheel.
7. double end torsional spring fatigue tester according to claim 1, which is characterized in that the double end torsional spring fatigue tester
Including a pair of of photoelectric sensor, the signal output end of the pair of photoelectric sensor signal input part with the controller respectively
Whether electrical connection, double end torsional spring of a pair of the photoelectric sensor for detection to be fixed on a pair of of positioning seat respectively are broken.
8. the double end torsional spring fatigue tester according to claim 1 or 7, which is characterized in that the controller is controlled for PLC
Device.
9. double end torsional spring fatigue tester according to claim 1, which is characterized in that the double end torsional spring fatigue tester
Including engine base, a pair of guide rods seat, two groups of guide rods and a pair of of pressure sensor seat；
The pair of guide rod seat is separately fixed on the engine base；One end of two groups of guide rods is individually fixed in a pair of guide rods
Seat, the pair of positioning seat are kept at the other end of two groups of guide rods in a manner of slippingly；
The pair of pressure sensor seat is arranged in a manner of slippingly respectively on the engine base, the pair of pressure sensor
One end be separately fixed on the pair of pressure sensor seat；The other end of the pair of pressure sensor bears against a pair
Positioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721703012.6U CN207502174U (en) | 2017-12-10 | 2017-12-10 | Double end torsional spring fatigue tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721703012.6U CN207502174U (en) | 2017-12-10 | 2017-12-10 | Double end torsional spring fatigue tester |
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| Publication Number | Publication Date |
|---|---|
| CN207502174U true CN207502174U (en) | 2018-06-15 |
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ID=62509423
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721703012.6U Active CN207502174U (en) | 2017-12-10 | 2017-12-10 | Double end torsional spring fatigue tester |
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| CN (1) | CN207502174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043992A (en) * | 2021-03-24 | 2021-06-29 | 浙江零跑科技有限公司 | Safety belt lock catch connecting device |
-
2017
- 2017-12-10 CN CN201721703012.6U patent/CN207502174U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043992A (en) * | 2021-03-24 | 2021-06-29 | 浙江零跑科技有限公司 | Safety belt lock catch connecting device |
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