CN207649866U - A kind of spring fatigue life testing stand - Google Patents
A kind of spring fatigue life testing stand Download PDFInfo
- Publication number
- CN207649866U CN207649866U CN201721750914.5U CN201721750914U CN207649866U CN 207649866 U CN207649866 U CN 207649866U CN 201721750914 U CN201721750914 U CN 201721750914U CN 207649866 U CN207649866 U CN 207649866U
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- China
- Prior art keywords
- hole
- guide post
- fatigue life
- plate
- spring
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of spring fatigue life testing stands, including：Platform is provided with first through hole；And guide post, it is vertically symmetrical to be fixed on the platform of the first through hole both sides；Working plate is provided with the second through-hole and is arranged with the platform gap, and the guide post passes through second through-hole；Mandril passes vertically through the first through hole, and the top of the mandril is fixedly connected with the working plate, and bottom end is connect with an eccentric gear；Spring is arranged on the guide post between the platform and working plate；Wherein, the eccentric gear rotation drives mandril and working plate vertically to move up and down, and is compressed to the spring.Spring fatigue life testing stand described in the utility model, it is simple in structure to spring progress compression test to carry out fatigue life test, it is easy to operate.
Description
Technical field
The utility model is related to spring life experimental technique fields, and more particularly, the utility model is related to a kind of springs
Fatigue life test stand.
Background technology
Spring can not replace in entire manufacturing effect, there is the presence of spring substantially in any mechanical equipment, and
Spring often also plays a crucial role, therefore spring needs to test spring after the completion of production.Spring is broken
Bad form includes the diversified forms such as elastic failure, fatigue fracture, and fatigue fracture is a kind of wherein most important failure mode, fatigue
The unexpected generation of fracture frequently can lead to serious equipment breakdown or personal injury, therefore the anti-fatigue performance of spring is to ensure
One of the high intensity of spring and the important indicator of service life, therefore, the fatigue test to spring are essential links.It is existing
There is spring fatigue life testing stand in technology that spring is generally carried out reciprocating compression to the test of spring fatigue, but testing stand
Complicated, cumbersome, test result error is big.
Utility model content
The purpose of this utility model is to have designed and developed a kind of spring fatigue life testing stand, and compression test is carried out to spring
It is simple in structure to carry out fatigue life test, it is easy to operate.
Technical solution provided by the utility model is：
A kind of spring fatigue life testing stand, including：
Platform is provided with first through hole；And
Guide post, it is vertically symmetrical to be fixed on the platform of the first through hole both sides；
Working plate is provided with the second through-hole and is arranged with the platform gap, and the guide post passes through described second to lead to
Hole；
Mandril passes vertically through the first through hole, and the top of the mandril is fixedly connected with the working plate, bottom end with
One eccentric gear connects；
Spring is arranged on the guide post between the platform and working plate；
Wherein, eccentric gear rotation drives mandril and working plate vertically to move up and down, to the spring into
Row compression.
Preferably, further include：
The first adjustment plate and second adjustment plate being bonded to each other are arranged above the working plate, in its binding face one
Side is respectively arranged with semi-circular recesses and position is correspondingly formed through-hole, and the guide post is clamped for accommodating；
Upper padding plate is arranged between the first adjustment plate and second adjustment plate and working plate and top surface and described first
Adjustment plate and second adjustment plate are fixed；
Lower bolster, is arranged between the first adjustment plate and second adjustment plate and working plate and bottom surface and the work
Plate is fixed；
Multiple guide rods are uniformly arranged between the upper padding plate and lower bolster, and one end is fixed with the upper padding plate to be connected
It connects, the other end is contacted with the lower bolster.
Preferably, further include：
Connecting plate is provided centrally with third through-hole, is provided at both ends with fourth hole, and the guide post top passes through described the
Four through-holes and fixation；
Support column, lower end are fixed with the first adjustment plate and second adjustment plate, and upper end passes through the third through-hole；
Handle and connecting rod, one end are connect with the support top end.
Preferably, further include：
Groove is arranged in the mandril bottom end；
Gear is arranged in the groove and is engaged with the eccentric gear.
Preferably, further include：
Connecting shaft passes through the eccentric part of the eccentric gear；
Shaft coupling, one end are connect with the connecting shaft；
Motor is connect with the other end of the shaft coupling, for driving the eccentric gear to rotate.
Preferably, further include：
First guide post bushing is circular ring shape and is arranged in second through-hole；
Second guide post bushing is circular ring shape and is arranged in the first guide post bushing；
Support base is fixedly installed on the platform, for fixing the guide post.
Preferably, further include：
First mandril bushing is circular ring shape and is arranged in the first through hole；
Second mandril bushing is circular ring shape and is arranged in the first mandril bushing.
Preferably, further include：
Screw-thread bush is circular ring shape and is arranged in the third through-hole；
Handle ball, setting are connected in the handle and connecting rod other end.
Preferably, further include：
Screw rod, setting pass through the fourth hole on the guide post top；
Nut is connect with the screw flight, for fixing the guide post and connecting plate.
Preferably, further include control centre, connect with the motor, for controlling motor speed.
It is described in the utility model to have the beneficial effect that：
Spring fatigue life testing stand described in the utility model carries out compression test to carry out fatigue life survey to spring
Examination, simple in structure, easy to operate, test result error is small.
Description of the drawings
Fig. 1 is the structural schematic diagram of spring fatigue life testing stand described in the utility model.
Fig. 2 is the partial enlarged view of a-quadrant in Fig. 1.
Fig. 3 is the partial enlarged view of B area in Fig. 1.
Fig. 4 is the side view in the regions C in Fig. 1.
Fig. 5 is the structural schematic diagram that gear described in the utility model and eccentric gear engage.
Fig. 6 is the structural schematic diagram of the first adjustment plate and second adjustment plate described in the utility model.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
The utility model can there are many different forms to implement, and should not be construed as limited to the implementation illustrated again
Example, on the contrary, providing these embodiments so that the disclosure will be thorough and complete.In the accompanying drawings, for clarity, it can overstate
The size and relative size of big structure and region.
As shown in figures 1 to 6, the utility model provides a kind of spring fatigue life testing stand, including：Platform 110, sets thereon
It is equipped with first through hole 111；Guide post 120, it is vertically symmetrical to be fixed on the platform 110 of 111 both sides of the first through hole, this
In embodiment, support base 112 is fixedly installed on the platform 110, the guide post 120 is fixed on support base 112；Work
Plate 130, be provided with the second through-hole 121 and with 110 gap setting of the platform, the guide post 120 passes through described second logical
Hole 121 is provided with the first guide post bushing 1211 in second through-hole 121, for circular ring shape and passes through bolt and working plate 130
It is fixed, it is provided with the second guide post bushing 1212 in the first guide post bushing 1211, is similarly circular ring shape, the first guide post lining
It is bolted to connection between set 1211 and the second guide post bushing 1212, is used for steady operation plate 130, make it on perpendicular direction
It will not shake when lower movement, avoiding spring 160 from accepting uneven two influences test result；Mandril 140 passes vertically through institute
State first through hole 111, the first mandril bushing 1111 be provided in the first through hole 111, be circular ring shape and by bolt with
Platform 110 is fixed, and is provided with the second mandril bushing 1112 in the first mandril bushing 1111, is similarly circular ring shape, and described the
Fixation is bolted in one mandril bushing 1111 and the second mandril bushing 1112, for stablizing mandril 140, makes it in perpendicular direction
It will not shake when up and down motion；The top of the mandril 140 is bolted to connection with the working plate 130, bottom end
It is connect with an eccentric gear 150, the rotation of the eccentric gear 150 drives mandril 140 and working plate 130 vertically to transport up and down
It is dynamic, spring 160 is compressed；Spring 160, on the guide post 120 being arranged between the platform 110 and working plate 130, institute
It states 160 top of spring and is provided with plain washer 161, so that its uniform stressed.
As another embodiment of the utility model, it is arranged fluted 141 in 140 bottom end of the mandril, through described recessed
141 both sides of slot are provided with screw hole, and gear 142 is provided in the groove, and the gear 142 and screw hole are provided with bolt
It 143 and is fixed with nut 144, the gear 142 engage with the eccentric gear 150, and the eccentric gear 150 is rotated with moving teeth
Wheel 142 rotates and then mandril 140 and working plate 130 is driven vertically to move up and down, and is compressed to the spring 160；
The eccentric part of the eccentric gear is provided with connecting shaft 151, is additionally provided with：Shaft coupling 152, one end and the connecting shaft 151
Connection；Motor 153 is connect with the other end of the shaft coupling 152, for driving the eccentric gear 150 to rotate, this implementation
Further include control centre's (not shown) in example, is connect with the motor 153, for controlling the rotating speed of motor 153 in turn
Control the compression reciprocating frequence of spring 160.
As another embodiment of the utility model, further include：The first adjustment plate 170 and second adjustment plate being bonded to each other
171, it is arranged above the working plate 130, is respectively arranged with semi-circular recesses in its binding face side and position corresponds to shape
At through-hole 172, for accommodate clamp the guide post 120, the first adjustment plate 170 and second adjustment plate 171 by bolt and
Nut fastens；It is provided with upper padding plate 180 between the first adjustment plate 170 and second adjustment plate 171 and working plate 130,
Top surface is bolted with the first adjustment plate 170 and second adjustment plate 171；In the first adjustment plate 170 and second
Experience lower bolster 181 is also set up between adjustment plate 171 and working plate 130, bottom surface is solid by bolt with the working plate 130
It is fixed；Multiple guide rods 182, one end and the upper padding plate 180 are evenly arranged between the upper padding plate 180 and lower bolster 181
It is fixedly connected, the other end is contacted with the lower bolster 181, for stablizing two guide posts 120 in order to avoid opposite shake occurs in it.
As another embodiment of the utility model, further include：Connecting plate 190 is provided centrally with third through-hole 191,
It is provided at both ends with fourth hole 192,120 top of the guide post passes through the fourth hole 192 and fixes, in the present embodiment,
120 top of the guide post is provided with screw rod 122, passes through the fourth hole 192；It is threaded with spiral shell with the screw rod 122
Mother 123, for fixing the guide post 120 and connecting plate 190；The third through-hole 191 is provided with support column 194, in institute
State and be provided with circular ring shape screw-thread bush 196 in third through-hole, for stablizing support column 195,194 lower end of the support column with it is described
The first adjustment plate 170 and second adjustment plate 171 are fixed；It is connected with handle and connecting rod 195 with 194 top of the support column, with handle
Connecting rod is connected with handle ball 196.
Spring fatigue life testing stand described in the utility model carries out compression test to carry out fatigue life survey to spring
Examination, simple in structure, easy to operate, test result error is small.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (10)
1. a kind of spring fatigue life testing stand, which is characterized in that including：
Platform is provided with first through hole；And
Guide post, it is vertically symmetrical to be fixed on the platform of the first through hole both sides；
Working plate is provided with the second through-hole and is arranged with the platform gap, and the guide post passes through second through-hole；
Mandril passes vertically through the first through hole, and the top of the mandril is fixedly connected with the working plate, and bottom end is inclined with one
Heart gear connects；
Spring is arranged on the guide post between the platform and working plate；
Wherein, the eccentric gear rotation drives mandril and working plate vertically to move up and down, and presses the spring
Contracting.
2. spring fatigue life testing stand as described in claim 1, which is characterized in that further include：
The first adjustment plate and second adjustment plate being bonded to each other are arranged above the working plate, in its binding face side point
It is not provided with semi-circular recesses and position is correspondingly formed through-hole, the guide post is clamped for accommodating；
Upper padding plate, is arranged between the first adjustment plate and second adjustment plate and working plate and top surface and the first adjustment
Plate and second adjustment plate are fixed；
Lower bolster, is arranged between the first adjustment plate and second adjustment plate and working plate and bottom surface and the working plate are solid
It is fixed；
Multiple guide rods are uniformly arranged between the upper padding plate and lower bolster, and one end is fixedly connected with the upper padding plate, separately
One end is contacted with the lower bolster.
3. spring fatigue life testing stand as claimed in claim 2, which is characterized in that further include：
Connecting plate is provided centrally with third through-hole, is provided at both ends with fourth hole, and the guide post top passes through the four-way
Hole and fixation；
Support column, lower end are fixed with the first adjustment plate and second adjustment plate, and upper end passes through the third through-hole；
Handle and connecting rod, one end are connect with the support top end.
4. spring fatigue life testing stand as described in claim 1, which is characterized in that further include：
Groove is arranged in the mandril bottom end；
Gear is arranged in the groove and is engaged with the eccentric gear.
5. spring fatigue life testing stand as described in claim 1, which is characterized in that further include：
Connecting shaft passes through the eccentric part of the eccentric gear；
Shaft coupling, one end are connect with the connecting shaft；
Motor is connect with the other end of the shaft coupling, for driving the eccentric gear to rotate.
6. spring fatigue life testing stand as described in claim 1, which is characterized in that further include：
First guide post bushing is circular ring shape and is arranged in second through-hole；
Second guide post bushing is circular ring shape and is arranged in the first guide post bushing；
Support base is fixedly installed on the platform, for fixing the guide post.
7. spring fatigue life testing stand as described in claim 1, which is characterized in that further include：
First mandril bushing is circular ring shape and is arranged in the first through hole；
Second mandril bushing is circular ring shape and is arranged in the first mandril bushing.
8. spring fatigue life testing stand as claimed in claim 3, which is characterized in that further include：
Screw-thread bush is circular ring shape and is arranged in the third through-hole；
Handle ball, setting are connected in the handle and connecting rod other end.
9. spring fatigue life testing stand as claimed in claim 3, which is characterized in that further include：
Screw rod, setting pass through the fourth hole on the guide post top；
Nut is connect with the screw flight, for fixing the guide post and connecting plate.
10. spring fatigue life testing stand as claimed in claim 5, which is characterized in that further include control centre, and it is described
Motor connects, for controlling motor speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721750914.5U CN207649866U (en) | 2017-12-15 | 2017-12-15 | A kind of spring fatigue life testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721750914.5U CN207649866U (en) | 2017-12-15 | 2017-12-15 | A kind of spring fatigue life testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649866U true CN207649866U (en) | 2018-07-24 |
Family
ID=62880853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721750914.5U Expired - Fee Related CN207649866U (en) | 2017-12-15 | 2017-12-15 | A kind of spring fatigue life testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207649866U (en) |
-
2017
- 2017-12-15 CN CN201721750914.5U patent/CN207649866U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Spring fatigue life test bed equipment Effective date of registration: 20200420 Granted publication date: 20180724 Pledgee: Jilin Zhongxin Technology Credit Financing Guarantee Co.,Ltd. Pledgor: CHANGCHUN FUMING HANGFA COMPONENT MANUFACTURING Co.,Ltd. Registration number: Y2020220000025 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210412 Granted publication date: 20180724 Pledgee: Jilin Zhongxin Technology Credit Financing Guarantee Co.,Ltd. Pledgor: CHANGCHUN FUMING HANGFA COMPONENT MANUFACTURING Co.,Ltd. Registration number: Y2020220000025 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A spring fatigue life test bed Effective date of registration: 20210422 Granted publication date: 20180724 Pledgee: Jilin Zhongxin Technology Credit Financing Guarantee Co.,Ltd. Pledgor: CHANGCHUN FUMING HANGFA COMPONENT MANUFACTURING Co.,Ltd. Registration number: Y2021220000038 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220804 Granted publication date: 20180724 Pledgee: Jilin Zhongxin Technology Credit Financing Guarantee Co.,Ltd. Pledgor: CHANGCHUN FUMING HANGFA COMPONENT MANUFACTURING CO.,LTD. Registration number: Y2021220000038 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20211215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |