CN207662611U - A kind of novel spring testing machine - Google Patents
A kind of novel spring testing machine Download PDFInfo
- Publication number
- CN207662611U CN207662611U CN201721681662.5U CN201721681662U CN207662611U CN 207662611 U CN207662611 U CN 207662611U CN 201721681662 U CN201721681662 U CN 201721681662U CN 207662611 U CN207662611 U CN 207662611U
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- CN
- China
- Prior art keywords
- spring
- testing machine
- limit device
- compression axis
- eccentric wheel
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Abstract
The utility model provides a kind of novel spring testing machine, including spring testing machine main body, firm banking, pushing hands, the spring testing machine main body includes main shaft, motor, eccentric wheel, left compression axis, left limit device, right compression axis, right limit device and counter, the spring testing machine bottom part body connects the firm banking, the firm banking is made of cast iron, the firm banking both sides have cooperation shifting chute, and the mobile slot cross-section of the cooperation is T-type.This spring testing machine can respectively place a test spring in the outside of left and right compression axis, and eccentric wheel is in a swing circle（I.e. eccentric wheel rotates a circle）It completes each primary to the compression of left test spring and right test spring, support while testing the spring of different model, facilitate and adjust the distance between limiter and compression axis to install the spring of different size, expands the scope of application of spring testing machine, simplify the structure of spring testing machine.
Description
Technical field
The utility model belongs to spring detection device technical field more particularly to a kind of novel spring testing machine.
Background technology
Spring be it is a kind of using natural resiliency come the machine components of work, be widely used in the every field of national product.
The type complexity of spring is various, by shape point, mainly there is helical spring, scroll spring, flat spring, heterotypic spring etc., wherein spiral shell
It is most commonly seen to revolve spring.The essence of helical spring is an accumulator, and groundwork mode is to store under the effect of external force
Energy releases energy after external force removes.Therefore, the course of work of helical spring is that a compression one constantly repeated restores
（Or it stretches and restores）Process, it is this constantly repeat the course of work spring can be caused to occur fatigue after permanent use
Failure.In order to ensure product quality and industrial safety, it is necessary to carry out the fatigue that fatigue test determines spring to spring
Parameter.
But there is also can only be directed to single spring or multiple same models for existing novel spring testing machine
Spring is tested, and testing efficiency is not high, and the problem that function is not perfect, detection result is poor after a period of operation.
Therefore, a kind of novel spring testing machine of invention shows very necessary.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of novel spring testing machine, existing to solve
Novel spring testing machine can only be directed to single spring or the spring of multiple same models is tested, and testing efficiency is not high,
And the problem that function is not perfect, detection result is poor after a period of operation.A kind of novel spring testing machine, including spring
Testing machine main body, firm banking, pushing hands, the spring testing machine bottom part body connect the firm banking, the firm banking
It is made of cast iron, the firm banking both sides have cooperation shifting chute, and the mobile slot cross-section of the cooperation is T-type, and the pushing hands is set
It sets in spring testing machine main body.
Preferably, the spring testing machine main body include main shaft, motor, eccentric wheel, left compression axis, left limit device,
Right compression axis, right limit device and counter, the eccentric wheel are mounted on main shaft, and the motor passes through main shaft drives eccentric wheel
Rotation, the left compression axis and right compression are respectively arranged in eccentric wheel both sides with axis, between left compression axis and left limit device
Left test spring is installed, right test spring is installed between right compression axis and right limit device；The left compression of eccentric wheel drive of rotation
With the left test spring of the compression of axis and right compression axial period and right test spring, left and right test spring is respectively independently installed,
It is synchronous to carry out fatigue test.
Preferably, the left limit device is located at the left end of left compression axis, and left limit device and left compression are set between axis
It is equipped with the gap for installing spring to be tested.
Preferably, the right limit device is located at the right end of right compression axis, and right limit device and right compression are set between axis
It is equipped with the gap for installing spring to be tested.
Preferably, the eccentric wheel upper ring cap has bearing.
Preferably, the left limit device is mounted on left limit pedestal, screw thread between left limit device and left limit pedestal
Connection；The right limit device is mounted on right limit pedestal, is threadedly coupled between right limit device and right limit pedestal.
Preferably, linear bearing, the right compression axis are provided between the left compression axis and left limit pedestal
It is provided with linear bearing between right limit pedestal.
Preferably, ring set has upper two locking nuts respectively in the outside of the left limit device and right limit device.
Preferably, the right end of the left limit device is provided with the first gasket, the surface of the first gasket and left compression axis
14 left end is both provided with the mounting hole for installing spring to be tested.
Preferably, the right end of the right compression axis is provided with bolt, and bolt is for installing spring to be tested；Right limit
The cap portion of the inner hollow of position device, bolt is located at the hollow interior of right limit device, and the left end of right limit device is closed by the second gasket, spiral shell
The diameter in the cap portion of bolt is more than the diameter of the circular hole at the second gasket center.
Preferably, it is attached by V belt 20 between the eccentric wheel 13 and motor 12.
Preferably, there are four return pulleys for firm banking bottom setting.
Preferably, skidding switch is provided on the return pulley.
The spring testing machine of the utility model can respectively place a test spring in the outside of left and right compression axis, eccentric
Wheel is in a swing circle（I.e. eccentric wheel rotates a circle）Completion is each primary to the compression of left test spring and right test spring,
Eccentric wheel periodically constantly compresses left test spring and right test spring until the fatigue such as test spring appearing crack, fracture is lost
Imitate feature；At this point, the compression total degree of counter records can be used as spring fatigue parameter.
In order to avoid the end of eccentric wheel and left and right compression axis generates permanent sliding friction and parts are worn, it is eccentric
The sliding friction between eccentric wheel and left and right compression axis can be become into rolling friction with one axis of ring set forever on wheel.
Compared with prior art, the beneficial effects of the utility model are：
1. in the utility model, spring testing machine uses the left compression axis of eccentric wheel drive and right compression axial period
The left test spring of compression and right test spring, two kinds test springs it is respectively independently installed, be carried out at the same time fatigue test, this makes
The spring testing machine of the present invention can not only test two springs simultaneously, and support while testing the spring of different model.
2. in the utility model, using being threadedly coupled between limiter and limit pedestal, facilitating and adjusting limiter and compression
With the distance between axis to install the spring of different size, the scope of application of spring testing machine is expanded.
3. in the utility model, the swing circle of eccentric wheel is consistent with the test press cycles of spring, is driven by controlling
The rotating speed of device can directly control the press cycles of test spring, simplify the structure of spring testing machine.
Description of the drawings
Fig. 1 is the side structure schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram in the cross section of the utility model.
In figure：
Wherein：L, spring testing machine main body;11, main shaft；12, motor；13, eccentric wheel；14, left compression axis；15, left
Limiter；151, left limit pedestal；16, right compression axis；17, right limit device；171, right limit pedestal；18, counter；19、
Locking nut；20, V belt；2, firm banking；21, return pulley；22, skidding switchs；3, pushing hands；4, coordinate shifting chute.
Specific implementation mode
The utility model is described further below in conjunction with attached drawing：
Embodiment：
As shown in attached drawing 1 to attached drawing 2
The utility model provides a kind of novel spring testing machine, including spring testing machine main body 1, firm banking 2, pushing hands
3,1 bottom of spring testing machine main body connects the firm banking 2, and the firm banking 2 is made of cast iron, the fixed bottom
It is T-type that 2 both sides of seat, which have cooperation shifting chute 4,4 section of cooperation shifting chute, and the pushing hands 3 is arranged in spring testing machine main body
On 1.
In above-described embodiment, specifically, the spring testing machine main body 1 include main shaft 11, motor 12, eccentric wheel 13,
Left compression axis 14, left limit device 15, right compression axis 16, right limit device 17 and counter 18, the eccentric wheel 13 are mounted on
On main shaft 11, the motor 12 drives eccentric wheel 13 to rotate by main shaft 11, the left compression axis 14 and right compression axis 16
It is respectively arranged in 14 both sides of eccentric wheel, left compression is with installing left test spring, right compression axis between axis 16 and left limit device 15
Right test spring is installed between 16 and right limit device 15；The eccentric wheel 13 of rotation drives left compression axis 14 and right compression axis 16
Left test spring and right test spring are periodically compressed, left and right test spring is respectively independently installed, synchronous to carry out fatigue test.
In above-described embodiment, specifically, the left limit device 15 is located at the left end of left compression axis 14, left limit device 15
With the left compression gap being provided between axis 14 for installing spring to be tested.
In above-described embodiment, specifically, the right limit device 17 is located at the right end of right compression axis 16, right limit device 17
With the right compression gap being provided between axis 16 for installing spring to be tested.
In above-described embodiment, specifically, 13 upper ring cap of eccentric wheel has bearing.
In above-described embodiment, specifically, the left limit device 15 is mounted on left limit pedestal 151, left limit device 15
It is threadedly coupled between left limit pedestal 151；The right limit device 17 be mounted on right limit pedestal 171 on, right limit device 17 with
It is threadedly coupled between right limit pedestal 171.
In above-described embodiment, specifically, the left compression is provided with linear axis between axis 14 and left limit pedestal 151
It holds, the right compression is provided with linear bearing between axis 16 and right limit pedestal 171.
In above-described embodiment, specifically, ring set has upper two respectively in the outside of the left limit device 15 and right limit device 17
A locking nut 19.
In above-described embodiment, specifically, the right end of the left limit device 15 is provided with the first gasket, the table of the first gasket
Face and left compression are both provided with the mounting hole for installing spring to be tested with the left end of axis 14.
In above-described embodiment, specifically, the right compression is provided with bolt with the right end of axis 16, bolt is waited for for installing
The spring of test；The cap portion of the inner hollow of right limit device 17, bolt is located at the hollow interior of right limit device, a left side for right limit device 17
End is closed by the second gasket, and the diameter in the cap portion of bolt is more than the diameter of the circular hole at the second gasket center.
In above-described embodiment, specifically, being attached by V belt 20 between the eccentric wheel 13 and motor 12.
In above-described embodiment, specifically, there are four return pulleys 21 for 2 bottom of the firm banking setting.
In above-described embodiment, specifically, being provided with skidding switch 22 on the return pulley 21.
Operation principle
The operation principle of the utility model：In use, respectively being placed with the outside of axis 16 with axis 14 and right compression in left compression
One test spring, eccentric wheel 13 is in a swing circle（I.e. eccentric wheel 13 rotates a circle）It completes to test bullet to the left and right sides
The compression of spring is each primary, eccentric wheel 13 periodically constantly compression left and right sides test spring until test spring appearing crack,
The fatigue failures features such as fracture；At this point, the compression total degree that counter 18 records can be used as spring fatigue parameter；Left and right test
The model and specification of spring are unlimited, test spring initial compression amount can by rotate left limit device 15 and right limit device 17 into
Row is adjusted, and is locked using locking nut 19 after the completion of adjusting.
Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model
Under inspiration, similar technical solution is designed, and reaches above-mentioned technique effect, is the protection model for falling into the utility model
It encloses.
Claims (9)
1. a kind of novel spring testing machine, which is characterized in that the novel spring testing machine, including spring testing machine main body
（1）, firm banking（2）, pushing hands（3）, the spring testing machine main body（1）Bottom connects the firm banking（2）, the fixation
Pedestal（2）It is made of cast iron, the firm banking（2）Both sides have cooperation shifting chute（4）, the cooperation shifting chute（4）Section
For T-type, the pushing hands（3）It is arranged in spring testing machine main body（1）On；The spring testing machine main body（1）Including main shaft
（11）, motor（12）, eccentric wheel（13）, left compression axis（14）, left limit device（15）, right compression axis（16）, right limit device
（17）And counter（18）, the eccentric wheel（13）Mounted on main shaft（11）On, the motor（12）Pass through main shaft（11）Driving
Eccentric wheel（13）Rotation, the left compression axis（14）With right compression axis（16）It is respectively arranged in eccentric wheel（13）Both sides, it is left
Compression axis（16）With left limit device（15）Between left test spring, right compression axis are installed（16）With right limit device（17）Between
Right test spring is installed；The eccentric wheel of rotation（13）Drive left compression axis（14）With right compression axis（16）Periodically compression
Left test spring and right test spring, left and right test spring is respectively independently installed, synchronous to carry out fatigue test.
2. novel spring testing machine as described in claim 1, which is characterized in that the left limit device（15）Positioned at left pressure
Contracting axis（14）Left end, left limit device（15）With left compression axis（14）Between be provided with for installing between spring to be tested
Gap.
3. novel spring testing machine as described in claim 1, which is characterized in that the right limit device（17）Positioned at right pressure
Contracting axis（16）Right end, right limit device（17）With right compression axis（16）Between be provided with for installing between spring to be tested
Gap.
4. novel spring testing machine as described in claim 1, which is characterized in that the eccentric wheel（13）Upper ring cap has axis
It holds.
5. novel spring testing machine as described in claim 1, which is characterized in that the left limit device（15）Mounted on a left side
Limit pedestal（151）On, left limit device（15）With left limit pedestal（19）Between be threadedly coupled；The right limit device（17）Installation
In right limit pedestal（171）On, right limit device（17）With right limit pedestal（171）Between be threadedly coupled.
6. novel spring testing machine as described in claim 1, which is characterized in that the left compression axis（14）With left limit
Position pedestal（151）Between be provided with linear bearing, the right compression axis（16）With right limit pedestal（171）Between be provided with it is straight
Spool is held.
7. novel spring testing machine as described in claim 1, which is characterized in that the left limit device（15）And right limit
Device（17）Ring set has upper two locking nuts respectively in outside.
8. novel spring testing machine as described in claim 1, which is characterized in that the left limit device（15）Right end set
It is equipped with the first gasket, the surface of the first gasket and left compression axis（14）Left end be both provided with for installing spring to be tested
Mounting hole.
9. novel spring testing machine as described in claim 1, which is characterized in that the eccentric wheel（13）And motor（12）
Between pass through V belt（20）It is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721681662.5U CN207662611U (en) | 2017-12-06 | 2017-12-06 | A kind of novel spring testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721681662.5U CN207662611U (en) | 2017-12-06 | 2017-12-06 | A kind of novel spring testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207662611U true CN207662611U (en) | 2018-07-27 |
Family
ID=62939487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721681662.5U Expired - Fee Related CN207662611U (en) | 2017-12-06 | 2017-12-06 | A kind of novel spring testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207662611U (en) |
-
2017
- 2017-12-06 CN CN201721681662.5U patent/CN207662611U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180727 Termination date: 20191206 |