CN110426190A - A kind of spring elongation flex life test device and method - Google Patents
A kind of spring elongation flex life test device and method Download PDFInfo
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- CN110426190A CN110426190A CN201910697484.2A CN201910697484A CN110426190A CN 110426190 A CN110426190 A CN 110426190A CN 201910697484 A CN201910697484 A CN 201910697484A CN 110426190 A CN110426190 A CN 110426190A
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- spring
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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
The invention discloses a kind of spring elongation flex life test device and methods, including pedestal, the pedestal left upper end is vertically equipped with the first support plate, the pedestal upper right side is equipped with the mounting rack connecting with the first support plate, the mounting rack is equipped with guide sleeve, elevating lever is sliding combined in the guide sleeve, the side plate of elevating lever upper end two sides is connected and fixed by second back-moving spring and mounting rack, the limit assembly that both limitations relatively rotate is equipped between the elevating lever and guide sleeve, the elevating lever upper end rotation is equipped with rotating disk, the present invention is improved for the drawbacks of existing apparatus, by the way that eccentric adjusting component is arranged, the normal stretch test of spring can not only be completed, can also complete paired springs crooked test, in addition eccentric adjusting component here can also bending to spring and stretch range be finely adjusted, it eliminates Existing apparatus can only carry out the drawbacks of simple function test, practical.
Description
Technical field
The present invention relates to spring the field of test technology, specifically a kind of spring elongation flex life test device and method.
Background technique
Current spring test is all to concentrate on the compression and tension of spring, but in the actual use environment, may
Occur utilizing the situation of spring bending elasticity, such as says using spring as the supporting element of a vibration device, and the vibration fills
The vibration for not only having vertical direction is set, there are also the vibrations of horizontal direction, if only the elastic force of test spring vertical direction and longevity
Life, if ignoring the spring bending service life, it is possible to cause the premature failure of vibration device.It is therefore desirable to the spring bending service life
It is tested.
To solve the above-mentioned problems, a kind of spring elongation of patent disclosure that existing patent announcement number is CN105043734B
Flex life test device, which is utilized respectively the first fixed part for the both ends of spring, the second fixed part is fixed, and then opens again
Dynamic motor, motor reciprocating rotation can drive mobile mechanism and the second fixed part thereon by rope, and arcuately through slot back and forth moves
It is dynamic.Since the motion profile of the second fixed part is arc, during the second fixed part is mobile, spring will be with curved
--- stretched vertically state --- -- is bent compressive state circulation to bent compressive state, realizes the test in stretch bending service life.
But the device is non-adjustable to the bending degree of paralysis, and can only carry out spring bending life test, applicability
It is bad, because spring life when many spring experiments still need to test un-flexed, is based on this, there is presently provided one kind can be real
The test device of existing spring bending detection and un-flexed detection.
Summary of the invention
The purpose of the present invention is to provide a kind of spring elongation flex life test device and methods, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of spring elongation flex life test device, including pedestal, the pedestal left upper end are vertically equipped with the first support plate, institute
It states pedestal upper right side and is equipped with the mounting rack that connect with the first support plate, the mounting rack is equipped with guide sleeve, in the guide sleeve
It is sliding combined with elevating lever, the side plate of elevating lever upper end two sides is connected and fixed by second back-moving spring and mounting rack, institute
It states and is equipped with the limit assembly that both limitations relatively rotate between elevating lever and guide sleeve, elevating lever upper end rotation is equipped with rotation
Disk, the mounting rack are equipped with the eccentric group for generating down force to rotating disk；
The eccentric group includes the first fixing axle being horizontally set on above rotating disk, first fixing axle left end and first
Support plate rotation connection, the first fixing axle right end are rotatablely connected with the second support plate for being arranged on mounting rack, and described the
One fixing axle is equipped with the first eccentric wheel for resisting rotary disk surface；
The second fixing end matched with the first fixing end is equipped with above the pedestal, the connection of the second fixing end can be along horizontal plane
The horizontal displacement component of side-to-side movement, moving horizontally component includes the horizontal slide rod for installing the second fixing end, the water
Sliding sleeve is equipped with horizontally-guided set in smooth lever, and it is all rectangle that the horizontal slide rod and horizontally-guided, which cover the section of inner hole,
The horizontal slide rod right end is connected and fixed by first back-moving spring and inner wall on the right side of mounting rack, is not had in first back-moving spring
When deformation occurs, the upright projection of the first fixing end and the second fixing end on pedestal is overlapped；
The horizontal slide rod connects the transmission component for driving it along horizontal sliding sleeve side-to-side movement；
The transmission component includes the force rod for being vertically set on horizontal slide rod upper right side, is equipped with therewith on the right side of the force rod
The second eccentric wheel to offset, second fixing axle of the second eccentric wheel connection for driving it to rotate, second fixing axle pass through
Fixing bearing is arranged on mounting rack, is passed between second fixing axle upper end and the first fixing axle right end by bevel gear set
It is dynamic；
It is designed with eccentric adjusting component between first fixing axle and the first eccentric wheel, the second fixing axle and the second eccentric wheel,
The position of the first fixing axle and the first eccentric wheel is adjusted by eccentric adjusting component, and then adjusts what elevating lever pumped
Amplitude adjusts the second fixing axle and the second bias by eccentric adjusting component so that the spring required for different deformation is tested
Position between wheel, adjustable first fixing end and the second fixing end maximum are staggered displacement, that is, when adjustment spring is tested
Bending degree；
The coefficient of elasticity of the first back-moving spring and second back-moving spring is greater than tested spring.
The driving assembly that described first fixed axis connection is used to that it to be driven to rotate.
As a further solution of the present invention: the eccentric adjusting component includes that setting is worn on eccentric wheel convenient for fixing axle
The sliding slot crossed, the sliding slot arrange that the sliding slot both ends are symmetrically arranged with bearing block, two bearing blocks along eccentric wheel diametrical direction
Between rotation be equipped with adjusting screw rod, the fixing axle is equipped with the adjusting screw hole that matches with adjusting screw rod, the adjusting screw rod
One end connect with the adjusting motor being arranged on eccentric wheel.
As a further solution of the present invention: first eccentric wheel is contacted with the position that rotary disk surface deviates the center of circle.
As a further solution of the present invention: first eccentric wheel and the second eccentric wheel are all circular block.
As a further solution of the present invention: the coefficient of elasticity of the first back-moving spring and second back-moving spring is at least
It is more than the three times for the elastic coefficient tested.
As a further solution of the present invention: the driving component includes the driven pulley being arranged in the first fixing axle,
Driving motor, the driving pulley and driven belt of the driving motor output end are provided on mounting rack below the driven pulley
It is sequentially connected between wheel by driving belt, the driving pulley and driven pulley surface are designed with anti-slip layer.
As a further solution of the present invention: the limit assembly include be arranged in guide sleeve inner wall limiting groove and
The retention bead matched on the outside of elevating lever with limiting groove is set, is limited by the setting of retention bead and limiting groove
The rotation of elevating lever.
As a further solution of the present invention: rotation is equipped with the turning set to offset with the second eccentric wheel on the force rod.
A kind of test method of spring elongation flex life test device:
When needing to carry out without flexural spring test:
The second fixing axle is adjusted to the second eccentric wheel center location by eccentric adjusting component, the second eccentric wheel will not be right at this time
Force rod generates active force, and the upright projection of the first fixing end and the second fixing end is overlapped at this time, then passes through eccentric group pair
Claim rotating disk to apply lower pressure, and then elevating lever driven to pump, can thus drive be fixed on two fixing ends it
Between spring carry out without complete spring test, it is inclined by adjustable first fixing axle of eccentric adjusting component on the first eccentric wheel
Center location from the first eccentric wheel, so that the amplitude of elevating lever up and down motion is adjusted, so as to the spring required different deformation
It is tested；
When needing to carry out flexural spring test:
The positional relationship between the second fixing axle and the second eccentric wheel is adjusted by the eccentric adjusting component on the second eccentric wheel, is made
The center location that the second fixing axle deviates the second eccentric wheel is obtained, the rotation of the second eccentric wheel at this time can generate one to force rod and push away
Power cooperates the reset of first back-moving spring, so that the second fixing end is past as horizontal slide rod is covered along horizontally-guided
Multiple sliding so that spring to be tested can generate the displacement mutually staggered while stretching, and then is completed flexural spring and is surveyed
Examination, can be according to the different degree for needing to adjust the second fixing axle and deviateing the second eccentric wheel, to realize to differently curved degree
It is required that.
Compared with prior art, the beneficial effects of the present invention are: the present invention improves the drawbacks of being directed to existing apparatus, lead to
Setting eccentric adjusting component is crossed, the normal stretch test of spring can be not only completed, moreover it is possible to the crooked test of complete paired springs, separately
Outside eccentric adjusting component here can also bending to spring and stretch range be finely adjusted, eliminating existing apparatus can only be into
The drawbacks of row simple function is tested, it is practical.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of eccentric adjusting component in the present invention.
Fig. 3 is the structural schematic diagram of limit assembly in the present invention.
Wherein: pedestal 1, driving assembly 2, elevating lever 3, retention bead 31, the first support plate 4, the first fixing end 5, second
Fixing end 6, rotating disk 7, fixing bearing 8, side plate 9, the first fixing axle 10, the first eccentric wheel 11, the second support plate 12, guide sleeve
13, the second fixing axle 14, mounting rack 15, the second eccentric wheel 16, turning set 17, force rod 18, first back-moving spring 19, level are sliding
Lever 20, horizontally-guided set 201；
Anti-slip layer 21, driven pulley 22, driving belt 23, driving motor 24；
It adjusts motor 111, adjust bolt 113, sliding slot 114, bearing block 115.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1-3, in the embodiment of the present invention, a kind of spring elongation flex life test device, including pedestal 1, the bottom
1 left upper end of seat is vertically equipped with the first support plate 4, and 1 upper right side of pedestal is equipped with the mounting rack 15 connecting with the first support plate 4,
The mounting rack 15 is equipped with guide sleeve 13, is sliding combined with elevating lever 3,3 upper end two of elevating lever in the guide sleeve 13
The side plate 9 of side is connected and fixed by second back-moving spring with mounting rack 15, and limitation is equipped between the elevating lever 3 and guide sleeve 13
The limit assembly that the two relatively rotates, 3 upper end of the elevating lever rotation are equipped with rotating disk 7, and the mounting rack 15 is equipped with and is used for
The eccentric group that down force is generated to rotating disk 7 generates downward active force to rotating disk 7 by eccentric group, then with
Second back-moving spring matches, so that elevating lever 3 pumps along guide sleeve 13, to provide test spring life
Driving force；
The eccentric group includes being horizontally set on the first fixing axle 10 of 7 top of rotating disk, 10 left end of the first fixing axle
It is rotatablely connected with the first support plate 4,10 right end of the first fixing axle and 12 turns of the second support plate being arranged on mounting rack 15
Dynamic connection, first fixing axle 10 are equipped with the first eccentric wheel 11 for resisting 7 surface of rotating disk, first eccentric wheel
11 positions for deviateing the center of circle with 7 surface of rotating disk contact, and the benefit being arranged in this way is will be between the first eccentric wheel 11 and rotating disk 7
Sliding friction be converted into rolling friction, to reduce the abrasion between component；
The second fixing end 6 matched with the first fixing end 5 is equipped with above the pedestal 1, the connection of the second fixing end 6 can be along dampening
The horizontal displacement component of plane side-to-side movement, moving horizontally component includes the horizontal slide rod 20 for installing the second fixing end 6,
Sliding sleeve is equipped with horizontally-guided set 201 in the horizontal slide rod 20, and the horizontal slide rod 20 and horizontally-guided cover 201 inner holes
Section be all rectangle, 20 right end of horizontal slide rod by first back-moving spring 19 connect with 15 right side inner wall of mounting rack consolidate
It is fixed, in first back-moving spring 19 there is no when deformation, the upright projection of the first fixing end 5 and the second fixing end 6 on pedestal 1
It is overlapped, the benefit of this set to realize convenient for the later period without crooked test；
The horizontal slide rod 20 connects the transmission component for driving it along horizontal 201 side-to-side movement of sliding sleeve, institute
Stating transmission component includes the force rod 18 for being vertically set on 20 upper right side of horizontal slide rod, is equipped with therewith on the right side of the force rod 18
The second eccentric wheel 16 to offset, second fixing axle 14 of the second eccentric wheel 16 connection for driving it to rotate, described second is fixed
Axis 14 is arranged on mounting rack 15 by fixing bearing, leads between 14 upper end of the second fixing axle and 10 right end of the first fixing axle
Bevel gear set transmission is crossed, bevel gear set gives the power transmission of the first fixing axle 10 to the second fixing axle 14, and then drive second is partially
Heart wheel 16 rotates, and a driving force to the left can be generated when the second eccentric wheel 16 rotates to force rod 18, so that second is solid
Fixed end 6 and the first fixing end 5 are staggered setting, to prepare for bend tension；
Eccentric tune is designed between first fixing axle 10 and the first eccentric wheel 11, the second fixing axle 14 and the second eccentric wheel 16
Component is saved, the position of the first fixing axle 10 and the first eccentric wheel 11 is adjusted by eccentric adjusting component, and then adjust on elevating lever 3
It is fixed to adjust second by eccentric adjusting component so that the spring required for different deformation is tested for the amplitude of lower reciprocating motion
Position between axis 14 and the second eccentric wheel 16, adjustable first fixing end 5 and 6 maximum of the second fixing end are staggered displacement,
Bending degree when being exactly adjustment spring test；
First eccentric wheel 11 and the second eccentric wheel 16 are all circular block.
The eccentric adjusting component includes that the sliding slot 114 passed through on eccentric wheel convenient for fixing axle, the sliding slot 114 is arranged in
Arrange that 114 both ends of sliding slot are symmetrically arranged with bearing block 115, rotate between two bearing blocks 115 along eccentric wheel diametrical direction
Equipped with adjusting screw rod 113, the fixing axle is equipped with the adjusting screw hole matched with adjusting screw rod 113, the adjusting screw rod 113
One end connect with the adjusting motor 111 being arranged on eccentric wheel, pass through and adjust motor 111 and drive adjusting screw rod 113 and fixed
Axis relatively rotates, and under the action of screw thread, fixing bearing is slided along sliding slot 114, so that adjusting fixing axle deviates eccentric wheel circle
The position of the heart, thus by the deformation of test spring and the adjusting of bending amplitude provide possibility, in the second fixing axle
14 be in the second 16 center location of eccentric wheel when, the second eccentric wheel 16 can not to force rod 18 apply active force, to realize nothing
Crooked test.
The coefficient of elasticity of the first back-moving spring 19 and second back-moving spring is greater than tested spring, is preferably surveyed
It is more than the three times for trying spring.
Driving assembly 2 of the connection of first fixing axle 10 for driving it to rotate, the driving component 2 include that setting exists
Driven pulley 22 in first fixing axle 10 is provided with driving motor 24, institute on the mounting rack 15 of 22 lower section of the driven pulley
It states and is sequentially connected between the driving pulley and driven pulley 22 of 24 output end of driving motor by driving belt 23, the main belt
Wheel and 22 surface of driven pulley are designed with anti-slip layer 21, the transmission of belt wheel and belt are cooperated by driving motor 24, to drive
The rotation of first fixing axle 10, and then the reciprocating motion for elevating lever 3 provides power；
The limit assembly includes that the limiting groove of 13 inner wall of guide sleeve is arranged in and is arranged in 3 outside of elevating lever and limits recessed
The retention bead 31 that slot matches limits the rotation of elevating lever 3 by the setting of retention bead 31 and limiting groove.
Embodiment 2
It is distinguished with embodiment 1: in order to reduce frictional dissipation of second eccentric wheel 16 to force rod 18, the force rod 18
Upper rotation is equipped with the turning set 17 to offset with the second eccentric wheel 16, and sliding friction is thus converted into rolling friction, Jin Erji
Big reduces the degree of wear.
The working principle of the invention is: when needing to carry out without flexural spring test:
The second fixing axle 14 is adjusted to 16 center location of the second eccentric wheel by eccentric adjusting component, at this time the second eccentric wheel 16
Active force will not be generated to force rod 18, the upright projection of the first fixing end 5 and the second fixing end 6 is overlapped at this time, is then passed through
Eccentric group symmetrical rotary disk 7 applies lower pressure, and then elevating lever 3 is driven to pump, and can thus drive and be fixed on
Spring between two fixing ends carries out spring test, passes through the eccentric adjusting component adjustable first on the first eccentric wheel 11
Fixing axle 10 deviates the center location of the first eccentric wheel 11, so that the amplitude of the up and down motion of elevating lever 3 is adjusted, so as to not similar shape
Become desired spring to be tested；
When needing to carry out flexural spring test:
The position between the second fixing axle 14 and the second eccentric wheel 16 is adjusted by the eccentric adjusting component on the second eccentric wheel 16
Relationship so that the second fixing axle 14 deviate the second eccentric wheel 16 center location, the rotation of the second eccentric wheel 16 at this time can to by
Power bar 18 generates a motive force, cooperates the reset of first back-moving spring 19, so that the second fixing end 6 is slided with level
Bar 20 reciprocatingly slides along horizontally-guided set 201, mutually staggers so that spring to be tested can generate while stretching
Displacement, and then complete flexural spring test can need to adjust the second fixing axle 14 and deviate second eccentric wheel 16 according to different
Degree, to realize the requirement to differently curved degree.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of spring elongation flex life test device, including pedestal (1), pedestal (1) left upper end is vertically equipped with first
Support plate (4), pedestal (1) upper right side are equipped with the mounting rack (15) connecting with the first support plate (4), the mounting rack (15)
It is equipped with guide sleeve (13), is sliding combined with elevating lever (3) in the guide sleeve (13), elevating lever (3) the upper end two sides
Side plate (9) is connected and fixed by second back-moving spring with mounting rack (15), is equipped between the elevating lever (3) and guide sleeve (13)
The limit assembly that both limitations relatively rotate；
It is characterized in that, elevating lever (3) upper end rotation is equipped with rotating disk (7), the mounting rack (15) be equipped with for pair
The eccentric group of rotating disk (7) generation down force；
The eccentric group includes the first fixing axle (10) being horizontally set on above rotating disk (7), first fixing axle
(10) left end and the first support plate (4) are rotatablely connected, and the first fixing axle (10) right end and setting are on mounting rack (15)
Second support plate (12) rotation connection, first fixing axle (10) are inclined equipped with first for resisting rotating disk (7) surface
Heart wheel (11)；
Driving assembly (2) of first fixing axle (10) connection for driving it to rotate；
The second fixing end (6) matched with the first fixing end (5), the second fixing end (6) connection are equipped with above the pedestal (1)
It can be along the horizontal displacement component of horizontal plane side-to-side movement；
Moving horizontally component includes the horizontal slide rod (20) for installing the second fixing end (6), the horizontal slide rod (20)
Upper sliding sleeve is equipped with horizontally-guided set (201), and the section of the horizontal slide rod (20) and horizontally-guided set (201) inner hole is all
Rectangle, horizontal slide rod (20) right end are connected and fixed by first back-moving spring (19) and inner wall on the right side of mounting rack (15),
In first back-moving spring (19), there is no when deformation, the first fixing end (5) and the second fixing end (6) are vertical on pedestal (1)
Deliver directly shadow coincidence；
The horizontal slide rod (20) connects the transmission group for driving it along horizontal sliding sleeve (201) side-to-side movement
Part；
The transmission component includes the force rod (18) for being vertically set on horizontal slide rod (20) upper right side, the force rod (18)
Right side is equipped with the second eccentric wheel (16) to offset therewith, second fixing axle of the second eccentric wheel (16) connection for driving it to rotate
(14), second fixing axle (14) is arranged on mounting rack (15) by fixing bearing, the second fixing axle (14) upper end
It is driven between the first fixing axle (10) right end by bevel gear set；
It is all set between first fixing axle (10) and the first eccentric wheel (11), the second fixing axle (14) and the second eccentric wheel (16)
There is eccentric adjusting component；
The coefficient of elasticity of the first back-moving spring (19) and second back-moving spring is greater than tested spring.
2. spring elongation flex life test device according to claim 1, which is characterized in that the eccentric adjusting component
Including the sliding slot (114) passed through on eccentric wheel convenient for fixing axle is arranged in, the sliding slot (114) is along eccentric wheel diametrical direction cloth
It sets, sliding slot (114) both ends are symmetrically arranged with bearing block (115), and rotation is equipped with adjusting screw rod between two bearing blocks (115)
(113), the fixing axle is equipped with the adjusting screw hole matched with adjusting screw rod (113), one end of the adjusting screw rod (113)
It is connect with the adjusting motor (111) being arranged on eccentric wheel.
3. spring elongation flex life test device according to claim 1, which is characterized in that first eccentric wheel
(11) position for deviateing the center of circle with rotating disk (7) surface contacts.
4. spring elongation flex life test device according to claim 1, which is characterized in that first eccentric wheel
(11) and the second eccentric wheel (16) is all circular block.
5. spring elongation flex life test device according to claim 1, which is characterized in that the driving component (2)
Including the driven pulley (22) being arranged on the first fixing axle (10), set on the mounting rack (15) below the driven pulley (22)
It is equipped with driving motor (24), passes through transmission skin between the driving pulley and driven pulley (22) of driving motor (24) output end
Band (23) is sequentially connected, and the driving pulley and driven pulley (22) surface are designed with anti-slip layer (21).
6. spring elongation flex life test device according to claim 1, which is characterized in that the limit assembly includes
The limit convex matched on the outside of elevating lever (3) with limiting groove in the limiting groove of guide sleeve (13) inner wall and setting is set
It rises (31), the rotation of elevating lever (3) is limited by the setting of retention bead (31) and limiting groove.
7. spring elongation flex life test device according to claim 1, which is characterized in that on the force rod (18)
Rotation is equipped with the turning set (17) to offset with the second eccentric wheel (16).
8. a kind of test method of spring elongation flex life test device as claimed in claim 1 to 7, which is characterized in that
Including following two form:
When needing to carry out without flexural spring test:
The second fixing axle (14) is adjusted to the second eccentric wheel (16) center location by eccentric adjusting component, second is eccentric at this time
Active force will not be generated to force rod (18) by taking turns (16), at this time the upright projection weight of the first fixing end (5) and the second fixing end (6)
It closes, lower pressure is then applied by eccentric group symmetrical rotary disk (7), and then elevating lever (3) is driven to pump, in this way
The spring being fixed between two fixing ends can be driven test without complete spring, by inclined on the first eccentric wheel (11)
The heart adjusts the center location that adjustable first fixing axle (10) of component deviates the first eccentric wheel (11), to adjust elevating lever
(3) amplitude to move up and down, to test the spring that different deformation requires；
When needing to carry out flexural spring test:
It is adjusted between the second fixing axle (14) and the second eccentric wheel (16) by the eccentric adjusting component on the second eccentric wheel (16)
Positional relationship so that the second fixing axle (14) deviates the center location of the second eccentric wheel (16), at this time the second eccentric wheel (16)
Rotation can generate a motive force to force rod (18), cooperate the reset of first back-moving spring (19), so that second solid
Fixed end (6) reciprocatingly slides with horizontal slide rod (20) along horizontally-guided set (201), so that spring to be tested is stretching
While can generate the displacement mutually staggered, and then complete flexural spring test, can to need to adjust second fixed according to different
Axis (14) deviates the degree of the second eccentric wheel (16), to realize the requirement to differently curved degree.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910697484.2A CN110426190B (en) | 2019-07-30 | 2019-07-30 | Spring stretching and bending life testing device and method |
| CN202010357280.7A CN111595565A (en) | 2019-07-30 | 2019-07-30 | Spring stretching and bending life detection device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910697484.2A CN110426190B (en) | 2019-07-30 | 2019-07-30 | Spring stretching and bending life testing device and method |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010357280.7A Division CN111595565A (en) | 2019-07-30 | 2019-07-30 | Spring stretching and bending life detection device and detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110426190A true CN110426190A (en) | 2019-11-08 |
| CN110426190B CN110426190B (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910697484.2A Active CN110426190B (en) | 2019-07-30 | 2019-07-30 | Spring stretching and bending life testing device and method |
| CN202010357280.7A Withdrawn CN111595565A (en) | 2019-07-30 | 2019-07-30 | Spring stretching and bending life detection device and detection method |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010357280.7A Withdrawn CN111595565A (en) | 2019-07-30 | 2019-07-30 | Spring stretching and bending life detection device and detection method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351623A (en) * | 2020-03-24 | 2020-06-30 | 安徽中腾汽车零部件有限公司 | Programmable spring endurance testing machine |
| CN111693369A (en) * | 2020-06-24 | 2020-09-22 | 深圳市金百缔新能源有限公司 | Durable monitoring system and device thereof |
| CN113588226A (en) * | 2021-06-10 | 2021-11-02 | 黄山立铖精密弹簧有限公司 | Tension spring limit tension testing device and testing method thereof |
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| CN107356415A (en) * | 2016-05-10 | 2017-11-17 | 上海久力弹簧制造有限公司 | A kind of multi-functional fatigue machine |
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2019
- 2019-07-30 CN CN201910697484.2A patent/CN110426190B/en active Active
- 2019-07-30 CN CN202010357280.7A patent/CN111595565A/en not_active Withdrawn
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|---|---|---|---|---|
| JPH05133864A (en) * | 1991-11-11 | 1993-05-28 | Kunimitsu Spring Kogyo Kk | Life tester of spring |
| PL187605B1 (en) * | 1998-07-01 | 2004-08-31 | Politechnika Gdanska | Method of carrying out fatique strength tests in aprticular on bearing halfshells |
| 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 |
| CN105043734A (en) * | 2015-07-09 | 2015-11-11 | 安徽舒城华云弹簧制造有限公司 | Spring stretching and bending life testing apparatus |
| CN107356415A (en) * | 2016-05-10 | 2017-11-17 | 上海久力弹簧制造有限公司 | A kind of multi-functional fatigue machine |
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| CN111351623A (en) * | 2020-03-24 | 2020-06-30 | 安徽中腾汽车零部件有限公司 | Programmable spring endurance testing machine |
| CN111693369A (en) * | 2020-06-24 | 2020-09-22 | 深圳市金百缔新能源有限公司 | Durable monitoring system and device thereof |
| CN111693369B (en) * | 2020-06-24 | 2022-01-04 | 深圳市金百缔新能源有限公司 | Durable monitoring system and device thereof |
| CN113588226A (en) * | 2021-06-10 | 2021-11-02 | 黄山立铖精密弹簧有限公司 | Tension spring limit tension testing device and testing method thereof |
| CN113588226B (en) * | 2021-06-10 | 2024-04-19 | 黄山立铖精密弹簧有限公司 | Tension spring limit tension testing device and testing method thereof |
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| CN111595565A (en) | 2020-08-28 |
| CN110426190B (en) | 2020-05-12 |
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