CN207703475U - A kind of novel valve spring fatigue performance testing device - Google Patents
A kind of novel valve spring fatigue performance testing device Download PDFInfo
- Publication number
- CN207703475U CN207703475U CN201820094729.3U CN201820094729U CN207703475U CN 207703475 U CN207703475 U CN 207703475U CN 201820094729 U CN201820094729 U CN 201820094729U CN 207703475 U CN207703475 U CN 207703475U
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- CN
- China
- Prior art keywords
- spring
- valve spring
- wall
- operating room
- top board
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Abstract
The utility model discloses a kind of novel valve spring fatigue performance testing devices of valve spring technical field,Including cage,It is provided with operating room at the top of the cage,The cage intracavity bottom is equipped with hydraulic device,It extends to operating room's intracavity bottom at the top of the elevating lever and testing stand is installed,Motor is installed at the top of support frame as described above,Operating room's outer right wall is equipped with the counter to match with turntable,The device is easy to operate,Power is provided by hydraulic device,Make elevating lever that testing stand be driven to be raised and lowered,The distance between adjustment test bed and top board,Convenient for testing the valve spring of different size,Spring mountings are convenient for fixed valve spring,Avoid valve spring in test run-off the straight,Pulley not only effectively reduces the abrasion between top board and chamber internal wall,Top board is also avoided to shift when moving up and down,Influence the test result of valve spring.
Description
Technical field
The utility model is related to valve spring technical field, specially a kind of novel valve spring experiment on fatigue properties dress
It sets.
Background technology
With the continuous reinforcement of the continuous improvement and market competition required engine performance, engine valve spring has become
It is the Class A part in production domesticization for the important spare part of automobile engine, valve spring ensures that valve is taken a seat and closely pasted in time
It closes, anti-air-stop gate is beated in engine luggine, destroys its leakproofness, and valve spring compresses the peace of generation in advance when installing
It is the inertia force of valve and its driving member during overcoming valve-closing to fill pretightning force, is eliminated between each driving member because of inertia
Force effect and the gap generated, realize its function.
In valve spring production process, need to carry out fatigue test to the valve spring produced, by valve bullet
After spring fatigue test test, meet regulation technical standard could meet the needs of user, the examination of current valve spring fatigue
Experiment device is complicated, and operation is very inconvenient, and many unfavorable factors are brought to valve spring fatigue test work, for this purpose, I
Propose a kind of novel valve spring fatigue performance testing device.
Utility model content
The purpose of this utility model is to provide a kind of novel valve spring fatigue performance testing devices, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of novel valve spring fatigue behaviour examination
Experiment device, including cage are mounted on stabilizer blade at the cage bottom four corners, work are provided at the top of the cage
Room, the cage intracavity bottom are equipped with hydraulic device, elevating lever, the elevating lever top are equipped at the top of the hydraulic device
Portion extends to operating room's intracavity bottom and is equipped with testing stand, and spring mountings, the work are equipped at the top of the testing stand
Ceiling portion is provided with supporting rack, is equipped with motor at the top of support frame as described above, and the output end of the motor is equipped with turntable, described turn
Disk outer wall is hinged with drive link, and the drive link bottom is hinged at the top of reciprocating lever, and the reciprocating lever bottom extends to operating room
Inner cavity top, and the reciprocating lever bottom is equipped with top board, the top board left and right ends are symmetrically arranged with two groups of structure phases
Same pulley, the chamber internal wall offer the sliding slot to match with pulley, and the top board bottom is provided with spring and fixes
Part is connected between the spring mountings of the top board bottom and the spring mountings at the top of the testing stand by valve spring
It connects, operating room's outer right wall is equipped with the counter to match with turntable.
Preferably, the spring mountings include spring base, and outer wall is symmetrically hinged two groups of knots at left and right sides of the spring base
The identical clamping plate of structure, the clamping plate top is equipped with fixing bolt, and the spring base outer wall offers and fixing bolt phase
The screw hole matched, the spring base bottom are provided with T-type strip.
Preferably, the spring base is conical rubber spring seat, and valve spring inner wall is bonded with spring base outer wall.
Preferably, the T-type card slot to match with T-type strip, institute are offered with top board bottom at the top of the testing stand
Testing stand and top board is stated to connect with spring mountings by card slot strip.
Preferably, the clamping plate is stainless steel clamping plate, and the clamping plate inner wall is provided with rubber sheet gasket, and rubber sheet gasket inner wall
It is provided with hemispherical antiskid particles.
Preferably, the motor is variable-frequency motor, and the motor outer wall is bonded with noise reduction film.
Compared with prior art, the utility model has the beneficial effects that：
1, the device is easy to operate, provides power by hydraulic device, makes elevating lever that testing stand be driven to be raised and lowered, adjusts
The distance between testing stand and top board are saved, convenient for the valve spring of test different size, improves the practicability of device；
2, spring mountings are convenient for fixed valve spring, avoid valve spring in test run-off the straight, are generated to experiment
Unnecessary trouble improves the working efficiency of device；
3, pulley not only effectively reduces the abrasion between top board and chamber internal wall, improves the service life of device, also
It avoids top board from shifting when moving up and down, influences the test result of valve spring.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model spring mountings structural schematic diagram.
In figure：1 cage, 2 stabilizer blades, 3 operating rooms, 4 hydraulic devices, 5 elevating levers, 6 testing stands, 7 spring mountings, 71 bullets
Spring abutment, 72 clamping plates, 73 fixing bolts, 74 T-type strips, 8 supporting racks, 9 motors, 10 turntables, 11 drive links, 12 reciprocating levers, on 13
Pressing plate, 14 pulleys, 15 sliding slots, 16 valve spring, 17 counters.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of novel valve spring experiment on fatigue properties dress
It sets, including cage 1, stabilizer blade 2 is mounted at 1 bottom four corners of cage, improve the stability of device, 1 top of cage is set
It is equipped with operating room 3,1 intracavity bottom of cage is equipped with hydraulic device 4, and 4 top of hydraulic device is equipped with elevating lever 5, elevating lever 5
Top extends to 3 intracavity bottom of operating room and is equipped with testing stand 6, provides power by hydraulic device 4, elevating lever 5 is made to drive
Testing stand 6 is raised and lowered, the distance between adjustment test bed 6 and top board 13, convenient for the valve spring of test different size
16, the practicability of device is improved, 6 top of testing stand is equipped with spring mountings 7, convenient for fixed valve spring 16, avoids valve
The in test run-off the straight of spring 16 generates unnecessary trouble to experiment, improves the working efficiency of device, 3 top of operating room
It is provided with supporting rack 8,8 top of supporting rack is equipped with motor 9, and motor 9 is electrically connected with extraneous power switch, the output of motor 9
End is equipped with turntable 10, and 10 outer wall of turntable is hinged with drive link 11, and 11 bottom of drive link and 12 top of reciprocating lever are hinged, reciprocating lever
12 bottoms extend to 3 inner cavity top of operating room, and 12 bottom of reciprocating lever is equipped with top board 13, and turntable 10 is driven by motor 9
Rotation to make drive link 11 that reciprocating lever 12 be driven to pump, and then is realized and tests fatigability to valve spring 16
Can, 13 left and right ends of top board are symmetrically arranged with the identical pulley 14 of two groups of structures, not only effectively reduce top board 13 and work
Abrasion between 3 inner wall of room, improves the service life of device, and top board 13 is also avoided to shift when moving up and down, and influences
The test result of valve spring 16,3 inner wall of operating room offer the sliding slot 15 to match with pulley 14, the setting of 13 bottom of top board
There are spring mountings 7, passes through valve between the spring mountings 7 at 6 top of spring mountings 7 and testing stand of 13 bottom of top board
Spring 16 connects, and convenient for fixed valve spring 16, improves the accuracy and working efficiency of experiment, the installation of 3 outer right wall of operating room
There are the counter 17 to match with turntable 10, turntable 10 often to rotate a circle, counter 17 counts once, whereby it can be detected that gas
The fatigue strength of door spring 16.
Wherein, spring mountings 7 include spring base 71, and it is identical that 71 left and right sides outer wall of spring base is symmetrically hinged two groups of structures
Clamping plate 72, the top of clamping plate 72 is equipped with fixing bolt 73, and 71 outer wall of spring base offers and matches with fixing bolt 73
Screw hole, 71 bottom of spring base are provided with T-type strip 74, convenient for fixed valve spring 16, valve spring 16 are avoided to send out in test
It is raw to tilt, generate unnecessary trouble to experiment；
Spring base 71 is conical rubber spring seat 71, and 16 inner wall of valve spring is bonded with 71 outer wall of spring base, convenient for carrying
The accuracy of stability and experiment when high valve spring 16 is tested；
6 top of testing stand offers the T-type card slot to match with T-type strip 74,6 He of testing stand with 13 bottom of top board
Top board 13 is connect by card slot strip with spring mountings 7, is not only convenient for replacing the spring mountings 7 of damage, is also convenient for
The spring mountings 7 for replacing installation different size, test the valve spring 16 of different size, improve the practicability of device；
Clamping plate 72 is stainless steel clamping plate, and 72 inner wall of clamping plate is provided with rubber sheet gasket, and rubber sheet gasket inner wall is provided with hemisphere
Shape antiskid particles increase the frictional force between clamping plate 72 and valve spring 16, avoid valve spring 16 during the test from bullet
It is slipped off on spring fixing piece 7, improves the stability of spring mountings 7；
Motor 9 is variable-frequency motor, convenient for control 10 rotary speed of turntable, and then controls the frequency that the compression of valve spring 16 is upheld
Rate facilitates the fatigue behaviour of test valve spring 16, and 9 outer wall of motor is bonded with noise reduction film, effectively reduces when motor 9 works and produces
Raw noise；
Operation principle：When work, start hydraulic device 4 first, make elevating lever 5 that testing stand 6 be driven to be raised and lowered, adjusts
The distance between testing stand 6 and top board 13, then by 16 both ends of the valve spring to be tested bullet with above and below respectively
Spring fixing piece 7 connects, and convenient for fixed valve spring 16, avoids the in test run-off the straight of valve spring 16, is generated not to experiment
Necessary trouble finally starts motor 9, and motor 9 drives turntable 10 to rotate, to make drive link 11 that reciprocating lever 12 be driven to do up and down
It moves back and forth, and then realizes the test weariness working to valve spring 16, turntable 10 often rotates a circle, and counter 17 counts one
It is secondary, it whereby it can be detected that the fatigue strength of valve spring 16.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of novel valve spring fatigue performance testing device, including cage（1）, it is characterised in that：The cage（1）
Stabilizer blade is mounted at bottom four corners（2）, the cage（1）Top is provided with operating room（3）, the cage（1）Inner cavity
Bottom is equipped with hydraulic device（4）, the hydraulic device（4）Top is equipped with elevating lever（5）, the elevating lever（5）Prolong at top
Extend to operating room（3）Intracavity bottom is simultaneously equipped with testing stand（6）, the testing stand（6）Top is equipped with spring mountings（7）,
The operating room（3）Top is provided with supporting rack（8）, support frame as described above（8）Top is equipped with motor（9）, the motor（9）'s
Output end is equipped with turntable（10）, the turntable（10）Outer wall is hinged with drive link（11）, the drive link（11）Bottom with it is past
Compound lever（12）Top is hinged, the reciprocating lever（12）Bottom extends to operating room（3）Inner cavity top, and the reciprocating lever（12）Bottom
Portion is equipped with top board（13）, the top board（13）Left and right ends are symmetrically arranged with the identical pulley of two groups of structures（14）, institute
State operating room（3）Inner wall offers and pulley（14）The sliding slot to match（15）, the top board（13）Bottom is provided with spring
Fixing piece（7）, the top board（13）The spring mountings of bottom（7）With the testing stand（6）The spring mountings at top（7）
Between pass through valve spring（16）Connection, the operating room（3）Outer right wall is equipped with and turntable（10）The counter to match
（17）.
2. a kind of novel valve spring fatigue performance testing device according to claim 1, it is characterised in that：The spring
Fixing piece（7）Including spring base（71）, the spring base（71）Left and right sides outer wall is symmetrically hinged the identical clamping plate of two groups of structures
（72）, the clamping plate（72）Top is equipped with fixing bolt（73）, and the spring base（71）Outer wall offers and fixing bolt
（73）The screw hole to match, the spring base（71）Bottom is provided with T-type strip（74）.
3. a kind of novel valve spring fatigue performance testing device according to claim 2, it is characterised in that：The spring
Seat（71）For conical rubber spring seat（71）, and valve spring（16）Inner wall and spring base（71）Outer wall is bonded.
4. a kind of novel valve spring fatigue performance testing device according to claim 2, it is characterised in that：The experiment
Platform（6）Top and top board（13）Bottom offers and T-type strip（74）The T-type card slot to match, the testing stand（6）With
Top board（13）Pass through card slot strip and spring mountings（7）Connection.
5. a kind of novel valve spring fatigue performance testing device according to claim 2, it is characterised in that：The clamping plate
（72）For stainless steel clamping plate, the clamping plate（72）Inner wall is provided with rubber sheet gasket, and rubber sheet gasket inner wall is provided with hemispherical and prevents
Sliding particle.
6. a kind of novel valve spring fatigue performance testing device according to claim 1, it is characterised in that：The motor
（9）For variable-frequency motor, and the motor（9）Outer wall is bonded with noise reduction film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820094729.3U CN207703475U (en) | 2018-01-20 | 2018-01-20 | A kind of novel valve spring fatigue performance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820094729.3U CN207703475U (en) | 2018-01-20 | 2018-01-20 | A kind of novel valve spring fatigue performance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703475U true CN207703475U (en) | 2018-08-07 |
Family
ID=63035452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820094729.3U Expired - Fee Related CN207703475U (en) | 2018-01-20 | 2018-01-20 | A kind of novel valve spring fatigue performance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207703475U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111702459A (en) * | 2020-06-24 | 2020-09-25 | 广州优讯环保科技有限公司 | Press mounting machine for automobile accessory nut |
| CN117168795A (en) * | 2023-10-23 | 2023-12-05 | 无锡知协科技有限公司 | Spring life testing device |
| CN117168794A (en) * | 2023-10-23 | 2023-12-05 | 无锡知协科技有限公司 | Double universal joint type spring life tester |
| CN117782825A (en) * | 2024-02-27 | 2024-03-29 | 青岛张氏上佳科技有限公司 | Damping spring's resistance to compression check out test set |
-
2018
- 2018-01-20 CN CN201820094729.3U patent/CN207703475U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111702459A (en) * | 2020-06-24 | 2020-09-25 | 广州优讯环保科技有限公司 | Press mounting machine for automobile accessory nut |
| CN117168795A (en) * | 2023-10-23 | 2023-12-05 | 无锡知协科技有限公司 | Spring life testing device |
| CN117168794A (en) * | 2023-10-23 | 2023-12-05 | 无锡知协科技有限公司 | Double universal joint type spring life tester |
| CN117168795B (en) * | 2023-10-23 | 2024-03-22 | 无锡知协科技有限公司 | Spring life testing device |
| CN117168794B (en) * | 2023-10-23 | 2024-05-17 | 无锡知协科技有限公司 | Double universal joint type spring life tester |
| CN117782825A (en) * | 2024-02-27 | 2024-03-29 | 青岛张氏上佳科技有限公司 | Damping spring's resistance to compression check out test set |
| CN117782825B (en) * | 2024-02-27 | 2024-05-17 | 青岛张氏上佳科技有限公司 | Damping spring's resistance to compression check out test set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180807 Termination date: 20210120 |