CN205826294U - Spring fatigue test machine - Google Patents
Spring fatigue test machine Download PDFInfo
- Publication number
- CN205826294U CN205826294U CN201620766282.0U CN201620766282U CN205826294U CN 205826294 U CN205826294 U CN 205826294U CN 201620766282 U CN201620766282 U CN 201620766282U CN 205826294 U CN205826294 U CN 205826294U
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- China
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- fixed block
- connecting rod
- movable block
- test machine
- spring
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Abstract
A kind of spring fatigue test machine, including motor, drive connecting rod, passive connecting rod, movable block, fixed block and the mandrel being connected between fixed block and movable block.The two ends of described passive connecting rod respectively with drive connecting rod, movable block pivot joint, motor can drive drive connecting rod to rotate thus drive passive link motion, and passive connecting rod can promote movable block to move it is thus possible to wedging ring is located at the spring on mandrel towards the direction of fixed block.This utility model spring fatigue test machine has the mandrel of location spring, therefore, it is possible to the long spring of compression travel length is carried out testing fatigue, it is ensured that being smoothed out of test.
Description
Technical field
This utility model relates to a kind of spring fatigue test machine, a kind of nuclear power fatigue tester of long spring.
Background technology
Along with the popularization day by day of nuclear power clean energy resource, the technical research of nuclear power spring is the most constantly improving, including
Material, technique and various detection equipment.Long spring described in the utility model refers in particular to be applied to the elevator of nuclear power reaction rod
Structure, its length has reached 1200-1600mm, and the rigidity of spring is the least.Therefore, there is no at present and be applicable to the fatigue of such spring
Life tests equipment.
Utility model content
In order to overcome drawbacks described above, this utility model provides a kind of spring fatigue test machine, described spring fatigue test machine
Can mate with the nuclear power Long travel of long spring, it is ensured that nuclear power is with being smoothed out that long spring fatigue is tested.
This utility model be the technical scheme is that a kind of spring fatigue test machine, bag to solve its technical problem
Include motor, drive connecting rod, passive connecting rod, movable block, fixed block and the mandrel being connected between fixed block and movable block, passively
The two ends of connecting rod respectively with drive connecting rod, movable block pivot joint, motor can drive drive connecting rod rotate thus drive passive connecting rod
Motion, passive connecting rod can promote movable block to move it is thus possible to wedging ring is located at the bullet on mandrel towards the direction of fixed block
Spring.
As further improvement of the utility model, one end of described mandrel is fixedly connected on the other end on movable block and lives
Being dynamically connected on fixed block, fixed block is provided with the first through hole, and the other end of mandrel can be via the through hole on fixed block from solid
The inner side determining block passes the outside being exposed to fixed block.
As further improvement of the utility model, described drive connecting rod includes vertical axle portion and horizontal connecting portion,
The upper end in described axle portion is fixing with connecting portion to be connected, and the lower end in described axle portion is connected with motor, and described passive connecting rod is articulated in even
Connect the top in portion.
As further improvement of the utility model, described passive connecting rod has the first end away from movable block and near moving
Second end of motion block, on the first end and connecting portion between the free end in off-axis portion by the way of drive-connecting shaft and pivoted hole pivot
Connect, also through the mode pivot joint of drive-connecting shaft and pivoted hole between the second end and movable block.
As further improvement of the utility model, being provided with desktop, described fixed block is installed on desktop and can be with table
Face dismounting separates, and described movable block is installed on desktop and can slide on the table, and described axle portion passes described desktop up and down,
Described motor is positioned at the lower section of desktop.
As further improvement of the utility model, also include the support between desktop and mandrel on above-below direction
Rod, one end of described support stick is fixedly connected on the other end on movable block and is movably connected on fixed block, and fixed block is provided with
Second through hole, the other end of support stick can pass from the inner side of fixed block via the second through hole on fixed block be exposed to solid
Determine the outside of block.
As further improvement of the utility model, being provided with the second fixed block, described drive connecting rod passes through the second fixed block
It is positioned on desktop.
As further improvement of the utility model, being provided with enumerator and workload controller, described enumerator can be with
Movable block is contacting and separating, and workload controller is electrically connected at enumerator.
The beneficial effects of the utility model are: this utility model spring fatigue test machine has the mandrel of location spring, because of
This, it is possible to the long spring of compression travel length is carried out testing fatigue, it is ensured that being smoothed out of test.
Accompanying drawing explanation
Fig. 1 is that the constitutional diagram to this utility model spring fatigue test machine installed by spring.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the top view that spring is not mounted to this utility model spring fatigue test machine.
Fig. 4 is the schematic diagram that in Fig. 3, dismountable type fixed block separates with this utility model spring fatigue test machine main body.
Fig. 5 be after dismountable type fixed block separates with this utility model spring fatigue test machine main body by spring assembling to mandrel
Schematic diagram.
Fig. 6 be spring assembling to after mandrel again by dismountable type fixed block and this utility model spring fatigue test machine main body
The schematic diagram of combination.
Fig. 7 is spring assembling to passive link rotatable after mandrel thus promotes the schematic diagram of movable block compression spring.
Comparison the figures above, is supplemented as follows explanation:
1---fixed block 2---support stick
3---mandrel 4---spring
The passive connecting rod of 5---movable block 6---
61---the first end 62---the second end
7---the second fixed block 8---drive connecting rod
81---axle portion 82---connecting portion
9---motor 10---desktop
11---enumerator 12---workload controller
13---the first through hole 14---the second through hole
Detailed description of the invention
A kind of spring fatigue test machine, including motor 9, drive connecting rod 8, passive connecting rod 6, movable block 5, fixed block 1 and
The mandrel 3 being connected between fixed block 1 and movable block 5.The two ends of described passive connecting rod 6 respectively with drive connecting rod 8, movable block 5
Pivot joint, motor 9 can drive drive connecting rod 8 to rotate thus drive passive connecting rod 6 to move, and passive connecting rod 6 can promote movable block 5
Move it is thus possible to wedging ring is located at the spring 4 on mandrel 3 towards the direction of fixed block 1.
One end of described mandrel 3 is fixedly connected on movable block 5 that the other end is movably connected on fixed block 1, fixed block 1
Being provided with the first through hole 13, the other end of mandrel 3 can pass dew via the through hole on fixed block 1 from the inner side of fixed block 1
Outside for fixed block 1.
Described drive connecting rod 8 includes vertical axle portion 81 and horizontal connecting portion 82, the upper end in described axle portion 81 be connected
Portion 82 is fixing to be connected, and the lower end in described axle portion 81 is connected with motor 9, and described passive connecting rod 6 is articulated in the top of connecting portion 82.
Described passive connecting rod 6 has the first end 61 away from movable block 5 and the second end 62 near movable block 5, the first end
61 and connecting portion 82 on off-axis portion 81 free end between pivot joint by the way of drive-connecting shaft and pivoted hole, the second end 62 with move
Also through the mode pivot joint of drive-connecting shaft and pivoted hole between motion block 5.First end 61 and the freedom in off-axis portion 81 on connecting portion 82
Pivot joint between end, axle portion 81 rotates and passive connecting rod 6 could be driven to move.
This utility model spring fatigue test machine is provided with desktop 10, and described fixed block 1 is installed on desktop 10 and can be with
Desktop 10 dismounting separates, and described movable block 5 is installed on desktop 10 and can slide on desktop 10, and described axle portion about 81 wears
Crossing described desktop 10, described motor 9 is positioned at the lower section of desktop 10.
This utility model spring fatigue test machine also includes the support stick on above-below direction between desktop 10 and mandrel 3
2, one end of described support stick 2 is fixedly connected on movable block 5 that the other end is movably connected on fixed block 1.Set on fixed block 1
Having the second through hole 14, the other end of support stick 2 also can be worn from the inner side of fixed block 1 via the second through hole 14 on fixed block 1
Go out to the outside being exposed to fixed block 1, thus support limit effect is provided in the lateral direction.
This utility model spring fatigue test machine is provided with the second fixed block 7, and described drive connecting rod 8 is by the second fixed block 7
It is positioned on desktop 10 such that it is able to prevent axle portion 81 movement in the vertical direction.
This utility model spring fatigue test machine is provided with enumerator 11 and workload controller 12, and described enumerator 11 can
Being contacting and separating with movable block 5, workload controller 12 is electrically connected at enumerator 11.
The assembling process of this utility model spring fatigue test machine is: refer to Fig. 4 to Fig. 6, first by fixed block 1 from desktop
Disassemble on 10, spring 4 is sheathed on mandrel 3, then fixed block 1 is installed to desktop 10, mandrel 3 and support stick 2
Between fixed block 1 and movable block 5.
The operation principle of this utility model spring fatigue test machine is: refer to Fig. 1, Fig. 2, Fig. 6 and Fig. 7, and user is in advance
Set workload and the number of times of device 12 is set.Driven drive connecting rod 8 to move by motor 9, passive connecting rod 6 drive movable block 5 towards
Moving thus compression spring 4 in the direction of fixed block 1, after spring 4 compression, passive connecting rod 6 continues to go to the position farthest away from fixed block 1
When putting, movable block 5 clashes into enumerator 11 and counts 1 time, until enumerator 11 work times and workload controller 12 arrange number of times one
Cause, then quit work.Taking out spring 4, the various aspects of performance of test spring 4, such as: elastic-restoring force, if spring 4 is through work
Remain to keep good elastic-restoring force after making the compression that amount controller 12 arranges number of times, then the fatigue resistance of spring 4 is described
Can be high；If spring 4 can not reach the elastic-restoring force of requirement after arrange the compression of number of times through workload controller 12, then
Illustrate that the anti-fatigue performance of spring 4 is low.
This utility model spring fatigue test machine has the mandrel 3 of location spring 4, therefore, it is possible to compression travel length
Long spring 4 carries out testing fatigue, it is ensured that being smoothed out of test.
Claims (8)
1. a spring fatigue test machine, is characterized in that: include motor, drive connecting rod, passive connecting rod, movable block, fixed block with
And the mandrel being connected between fixed block and movable block, the two ends of passive connecting rod respectively with drive connecting rod, movable block pivot joint, motor
Drive connecting rod can be driven to rotate thus drive passive link motion, passive connecting rod can promote the movable block side towards fixed block
To motion it is thus possible to wedging ring is located at the spring on mandrel.
Spring fatigue test machine the most according to claim 1, is characterized in that: one end of described mandrel is fixedly connected on movement
On block, the other end is movably connected on fixed block, and fixed block is provided with the first through hole, and the other end of mandrel can be via fixing
Through hole on block passes the outside being exposed to fixed block from the inner side of fixed block.
Spring fatigue test machine the most according to claim 1, is characterized in that: described drive connecting rod include vertical axle portion and
Horizontal connecting portion, the upper end in described axle portion and connecting portion are fixing to be connected, and the lower end in described axle portion is connected with motor, described passively
Connecting rod is articulated in the top of connecting portion.
Spring fatigue test machine the most according to claim 3, is characterized in that: described passive connecting rod has away from movable block
First end and the second end near movable block, by drive-connecting shaft and pivot between the free end in off-axis portion on the first end and connecting portion
Connect the mode pivot joint in hole, also through the mode pivot joint of drive-connecting shaft and pivoted hole between the second end and movable block.
5. according to the spring fatigue test machine described in claim 3 or 4, it is characterized in that: be provided with desktop, described fixed block is installed on
On desktop and can with desktop dismounting separate, described movable block is installed on desktop and can slide on the table, described axle portion
Up and down through described desktop, described motor is positioned at the lower section of desktop.
Spring fatigue test machine the most according to claim 5, is characterized in that: also include being positioned at desktop and core on above-below direction
Support stick between axle, one end of described support stick is fixedly connected on the other end on movable block and is movably connected on fixed block,
Fixed block is provided with the second through hole, and the other end of support stick can be worn from the inner side of fixed block via the second through hole on fixed block
Go out to the outside being exposed to fixed block.
Spring fatigue test machine the most according to claim 5, is characterized in that: be provided with the second fixed block, described drive connecting rod
It is positioned on desktop by the second fixed block.
Spring fatigue test machine the most according to claim 1, is characterized in that: be provided with enumerator and workload controller, institute
Stating enumerator to be contacting and separating with movable block, workload controller is electrically connected at enumerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766282.0U CN205826294U (en) | 2016-07-20 | 2016-07-20 | Spring fatigue test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766282.0U CN205826294U (en) | 2016-07-20 | 2016-07-20 | Spring fatigue test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205826294U true CN205826294U (en) | 2016-12-21 |
Family
ID=57559876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620766282.0U Active CN205826294U (en) | 2016-07-20 | 2016-07-20 | Spring fatigue test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205826294U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106124181A (en) * | 2016-07-20 | 2016-11-16 | 苏州切浦汽车零部件有限公司 | Spring fatigue test machine |
| WO2021224570A1 (en) * | 2020-05-05 | 2021-11-11 | Safran Landing Systems | Device and method for measuring a spring |
-
2016
- 2016-07-20 CN CN201620766282.0U patent/CN205826294U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106124181A (en) * | 2016-07-20 | 2016-11-16 | 苏州切浦汽车零部件有限公司 | Spring fatigue test machine |
| WO2021224570A1 (en) * | 2020-05-05 | 2021-11-11 | Safran Landing Systems | Device and method for measuring a spring |
| FR3109995A1 (en) * | 2020-05-05 | 2021-11-12 | Safran Landing Systems | Device and method for measuring a spring |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |