CN106124181A - Spring fatigue test machine - Google Patents
Spring fatigue test machine Download PDFInfo
- Publication number
- CN106124181A CN106124181A CN201610571522.6A CN201610571522A CN106124181A CN 106124181 A CN106124181 A CN 106124181A CN 201610571522 A CN201610571522 A CN 201610571522A CN 106124181 A CN106124181 A CN 106124181A
- Authority
- CN
- China
- Prior art keywords
- fixed block
- connecting rod
- movable block
- test machine
- spring
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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.Spring fatigue test machine of the present invention 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
The present invention 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 of the present invention refers in particular to be applied to the hoisting mechanism of nuclear power reaction rod, its
Length has reached 1200-1600mm, and the rigidity of spring is the least.Therefore, there is no at present and be applicable to fatigue life of such spring
Detection equipment.
Summary of the invention
In order to overcome drawbacks described above, the present invention provides a kind of spring fatigue test machine, and 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.
The present invention is to solve that its technical problem be the technical scheme is that a kind of spring fatigue test machine, including electricity
Machine, drive connecting rod, passive connecting rod, movable block, fixed block and the mandrel being connected between fixed block and movable block, passive connecting rod
Two ends respectively with drive connecting rod, movable block pivot joint, motor can drive drive connecting rod rotate thus drive passive link motion,
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.
As a further improvement on the present invention, one end of described mandrel is fixedly connected on other end activity company on movable block
Being 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 fixed block
Inner side pass the outside being exposed to fixed block.
As a further improvement on the present invention, described drive connecting rod includes vertical axle portion and horizontal connecting portion, described
The upper end in 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 connecting portion
Top.
As a further improvement on the present invention, described passive connecting rod has the first end away from movable block and near movable block
The second end, pivot joint by the way of drive-connecting shaft and pivoted hole between the free end in off-axis portion on the first end and connecting portion,
Also through the mode pivot joint of drive-connecting shaft and pivoted hole between two ends and movable block.
As a further improvement on the present invention, being provided with desktop, described fixed block is installed on desktop and can tear open with desktop
Unloading separation, described movable block is installed on desktop and can slide on the table, and described axle portion is up and down through described desktop, described
Motor is positioned at the lower section of desktop.
As a further improvement on the present invention, the support stick between desktop and mandrel on above-below direction, institute are also included
Stating one end of support stick to be fixedly connected on the other end on movable block and be movably connected on fixed block, fixed block is provided with second and leads to
Hole, the other end of support stick can pass from the inner side of fixed block via the second through hole on fixed block and be exposed to fixed block
Outside.
As a further improvement on the present invention, being provided with the second fixed block, described drive connecting rod is positioned by the second fixed block
On desktop.
As a further improvement on the present invention, being provided with enumerator and workload controller, described enumerator can and move
Block is contacting and separating, and workload controller is electrically connected at enumerator.
The invention has the beneficial effects as follows: spring fatigue test machine of the present invention has the mandrel of location spring, therefore, it is possible to right
The long spring of compression travel length carries out testing fatigue, it is ensured that being smoothed out of test.
Accompanying drawing explanation
Fig. 1 is that the constitutional diagram to spring fatigue test machine of the present invention installed by spring.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the top view that spring is not mounted to spring fatigue test machine of the present invention.
Fig. 4 is the schematic diagram that in Fig. 3, dismountable type fixed block separates with spring fatigue test machine main body of the present invention.
Fig. 5 is showing spring assembling to mandrel after dismountable type fixed block separates with spring fatigue test machine main body of the present invention
It is intended to.
Fig. 6 be spring assembling to after mandrel again by dismountable type fixed block and spring fatigue test machine body combination of the present invention
Schematic diagram.
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.
Spring fatigue test machine of the present invention is provided with desktop 10, and described fixed block 1 is installed on desktop 10 and can be with desktop
10 dismountings separate, and described movable block 5 is installed on desktop 10 and can slide on desktop 10, and described axle portion about 81 is through institute
Stating desktop 10, described motor 9 is positioned at the lower section of desktop 10.
Spring fatigue test machine of the present invention also includes the support stick 2 on above-below direction between desktop 10 and mandrel 3, institute
State one end of support stick 2 and be fixedly connected on movable block 5 that the other end is movably connected on fixed block 1.Fixed block 1 is provided with
Two through holes 14, the other end of support stick 2 also can pass from the inner side of fixed block 1 via the second through hole 14 on fixed block 1
It is exposed to the outside of fixed block 1, thus support limit effect is provided in the lateral direction.
Spring fatigue test machine of the present invention is provided with the second fixed block 7, and described drive connecting rod 8 is positioned by the second fixed block 7
On desktop 10 such that it is able to prevent axle portion 81 movement in the vertical direction.
Spring fatigue test machine of the present invention is provided with enumerator 11 and workload controller 12, and described enumerator 11 can and move
Motion block 5 is contacting and separating, and workload controller 12 is electrically connected at enumerator 11.
The assembling process of spring fatigue test machine of the present invention is: refer to Fig. 4 to Fig. 6, first by fixed block 1 from desktop 10
Disassembling, be sheathed on mandrel 3 by spring 4, then installed to desktop 10 by fixed block 1, mandrel 3 and support stick 2 are positioned at solid
Determine between block 1 and movable block 5.
The operation principle of spring fatigue test machine of the present invention is: refer to Fig. 1, Fig. 2, Fig. 6 and Fig. 7, user is arranged in advance
Good berth amount arranges the number of times of device 12.Being driven drive connecting rod 8 to move by motor 9, passive connecting rod 6 drives movable block 5 towards fixing
Move thus compression spring 4 in the direction of block 1, when after spring 4 compression, passive connecting rod 6 continues to go to the position farthest away from fixed block 1
Movable block 5 clashes into enumerator 11 and counts 1 time, arranges number of times until enumerator 11 work times with workload controller 12 consistent,
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 the compression that amount controller 12 arranges number of times, then the anti-fatigue performance of spring 4 is described
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 say
The anti-fatigue performance of bright spring 4 is low.
Spring fatigue test machine of the present invention has the mandrel 3 of location spring 4, therefore, it is possible to the long bullet to compression travel length
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 |
|---|---|---|---|
| CN201610571522.6A CN106124181A (en) | 2016-07-20 | 2016-07-20 | Spring fatigue test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610571522.6A CN106124181A (en) | 2016-07-20 | 2016-07-20 | Spring fatigue test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106124181A true CN106124181A (en) | 2016-11-16 |
Family
ID=57289142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610571522.6A Pending CN106124181A (en) | 2016-07-20 | 2016-07-20 | Spring fatigue test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106124181A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202869796U (en) * | 2012-10-19 | 2013-04-10 | 浙江金刚汽车有限公司 | Durability testing machine for machinery footboard spring |
| KR101371280B1 (en) * | 2012-10-31 | 2014-03-07 | 대원강업 주식회사 | Universal seat for durability tester of coiled spring |
| CN104034525A (en) * | 2014-06-27 | 2014-09-10 | 天津沛衡五金弹簧有限公司 | Multifunctional spring fatigue testing machine |
| CN203981517U (en) * | 2014-07-23 | 2014-12-03 | 温州天力弹簧有限公司 | A kind of spring fatigue test device |
| CN204788912U (en) * | 2015-06-02 | 2015-11-18 | 中山亚力菲自动化设备有限公司 | Spring fatigue test machine |
| CN205826294U (en) * | 2016-07-20 | 2016-12-21 | 苏州切浦汽车零部件有限公司 | Spring fatigue test machine |
-
2016
- 2016-07-20 CN CN201610571522.6A patent/CN106124181A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202869796U (en) * | 2012-10-19 | 2013-04-10 | 浙江金刚汽车有限公司 | Durability testing machine for machinery footboard spring |
| KR101371280B1 (en) * | 2012-10-31 | 2014-03-07 | 대원강업 주식회사 | Universal seat for durability tester of coiled spring |
| CN104034525A (en) * | 2014-06-27 | 2014-09-10 | 天津沛衡五金弹簧有限公司 | Multifunctional spring fatigue testing machine |
| CN203981517U (en) * | 2014-07-23 | 2014-12-03 | 温州天力弹簧有限公司 | A kind of spring fatigue test device |
| CN204788912U (en) * | 2015-06-02 | 2015-11-18 | 中山亚力菲自动化设备有限公司 | Spring fatigue test machine |
| CN205826294U (en) * | 2016-07-20 | 2016-12-21 | 苏州切浦汽车零部件有限公司 | Spring fatigue test machine |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20161116 |