CN207570944U - A kind of torsional spring fatigue experimental device - Google Patents
A kind of torsional spring fatigue experimental device Download PDFInfo
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- CN207570944U CN207570944U CN201721685323.4U CN201721685323U CN207570944U CN 207570944 U CN207570944 U CN 207570944U CN 201721685323 U CN201721685323 U CN 201721685323U CN 207570944 U CN207570944 U CN 207570944U
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- torsional spring
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Abstract
The utility model discloses a kind of torsional spring fatigue experimental device, including stent, the first driving mechanism, guide rail, the first chuck, the second driving mechanism and the second chuck；First driving mechanism and guide rail are each provided at stent side, the slip of first chuck is located on guide rail, first driving mechanism one end is flexibly connected with the first chuck, and when the first driving mechanism is driven, first driving mechanism one end drives the first chuck to reciprocatingly slide along the axial direction of guide rail；Second driving mechanism and the second chuck are each provided at stent opposite side, and second driving mechanism one end is sequentially connected with the second chuck, and when the second driving mechanism is driven, second driving mechanism one end drives the second chuck to be rotated；First chuck, extraneous torsional spring and the second chuck are sequentially connected electrically and form circuit.The utility model can solve torsional spring fatigue tester of the prior art and generally be only applicable to similar a few money springs, and versatility is low and is difficult to accurate the problem of calculating carried out test number (TN), causing test efficiency low.
Description
Technical field
The utility model is related to fatigue test technology field more particularly to a kind of torsional spring fatigue experimental devices.
Background technology
Torsional spring (torsionspring) refers to that forms of motion for rotation, bears torque load and discharges the spring of output torque, turn round
The pattern of spring is most complicated and diversified inside spring-like part.
At present, torsional spring is widely applied in every field, and the quality of performance directly affects the use characteristic of affiliated machine,
One important parameter of spring is its service life, is typically expressed as recycling number (i.e. in desired minimum and maximum row
After the perseveration pre-determined number of journey position, spring will not generate the situation that the influences such as face crack, hydraulic performance decline, fracture use.
Spring product per a maturation repeatedly will carry out testing fatigue experiment when being produced when it is designed and formally to spring, even if
Manually or the method for machine makes spring movement repeatedly, to verify that it meets the desired design service life, therefore the fatigue of torsional spring is tried
Testing just seems more important.The torsional spring fatigue tester of the prior art is generally only applicable to the similar a few money bullets of size and shape
Spring, and be difficult to accurately calculate carried out test number (TN), cause test efficiency low.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of torsional spring fatigue experimental device,
It can solve torsional spring fatigue tester of the prior art and generally be only applicable to the similar a few money springs of size and shape, i.e., general
Property it is low, and the problem of be difficult to accurately calculate carried out test number (TN), cause test efficiency low.
The mesh of the utility model can be used following technical solution and realize：
A kind of torsional spring fatigue experimental device, including stent, the first driving mechanism, guide rail, the first chuck, the second driving mechanism
With the second chuck；
First driving mechanism and guide rail are each provided at stent side, and the slip of the first chuck is located on guide rail, the first driving mechanism
One end is flexibly connected with the first chuck, when the first driving mechanism is driven, first driving mechanism one end drive the first chuck along
The axial direction of guide rail reciprocatingly slides；
Second driving mechanism and the second chuck are each provided at stent opposite side, and second driving mechanism one end is driven with the second chuck
Connection, when the second driving mechanism is driven, second driving mechanism one end drives the second chuck to be rotated；
First chuck, extraneous torsional spring and the second chuck are sequentially connected electrically and form circuit.
Further, the first driving mechanism includes the first motor, screw and nut slider, the first motor output end and screw
First end is sequentially connected, and thread fitting connects between screw and nut slider, also, nut slider fixation is located at the first chuck
On；
When first motor is driven, the first motor output end drives screw to be rotated so that the screw in rotation passes through
Nut slider drives the first chuck to reciprocatingly slide along the axial direction of guide rail.
Further, the first driving mechanism further includes first gear and second gear；
First gear is located at the first motor output end, and second gear is located at screw first end, first gear and second gear
Intermeshing.
Further, the first chuck is equipped with sliding seat, and sliding seat slip is located on guide rail, also, nut slider fixation is set
On sliding seat.
Further, stent is equipped with fixed seat, and the second driving mechanism and the second chuck are each provided in fixed seat.
Further, the second driving mechanism includes the second motor；
The rotation of second chuck is located in fixed seat, and the fixation of the second motor is located in fixed seat, the second motor output end and the
Two chucks are sequentially connected；
When second motor is driven, the second motor output end drives the second chuck to be rotated.
Further, the second driving mechanism further includes third gear and the 4th gear；
Third gear is located at the second motor output end, and the 4th gear is located on the second chuck, third gear and the 4th gear
Intermeshing.
Further, the first chuck and the second chuck are located along the same line.
Further, the first chuck and the second chuck are scroll chuck.
Compared with prior art, the beneficial effects of the utility model are：Due to include stent, the first driving mechanism, guide rail,
First chuck, the second driving mechanism and the second chuck, wherein, the first driving mechanism and guide rail are installed in stent side, and
One chuck is slidably mounted on guide rail, and first driving mechanism one end is movably connected with the first chuck, connects extraneous power supply,
When so that the first driving mechanism is driven, first driving mechanism one end can drive the first chuck along guide rail it is axial into
Row reciprocatingly slides；In addition, the second driving mechanism and the second chuck are installed in stent opposite side, moreover, the second driving mechanism one
End is sequentially connected with the second chuck, connects extraneous power supply so that when the second driving mechanism is driven, the second driving mechanism one
End can drive the second chuck to be rotated, and the first chuck, extraneous torsional spring and the second chuck are sequentially connected electrically and form back
Road.When the torsional spring fatigue experimental device is used to test torsional spring, by extraneous plug clamping in the first chuck and
(torsion stick is mounted on the first chuck and the second chuck) on two chucks, then extraneous torsional spring is inserted in the plug, is led to
It crosses servo-drive system (i.e. the first driving mechanism and the second driving mechanism) and adjusts position between the first chuck and the second chuck, it can be with
The torsional spring of different sizes and model is installed, versatility is very high, for example, a chuck right side is moved closer to the second chuck, then will
The two-arm of torsional spring is put down gently between the first chuck and the second chuck so that and the first chuck one end by reversing stick clamping,
And the second chuck the torsional spring other end by reversing stick clamping, connects extraneous power supply, the first card of first driving mechanism one end driving
Disk reciprocatingly slides along the axial direction of guide rail, meanwhile, second driving mechanism one end drives the second chuck to be rotated, can be right
Torsional spring between the first chuck and the second chuck is tested, moreover, because the first chuck, extraneous torsional spring and the second card
Disk is sequentially connected electrically and forms circuit, and when torsional spring is not broken, experiment reaches autostop after predetermined cycle-index, waits for people
Member checks that measure loop disconnects as a result, when torsional spring midway is broken, and servo-drive system detects system-down after the interruption of circuit, treats
Personnel check result of the test, can accurately calculate carried out test number (TN), test efficiency is high, very convenient.It can solve existing
Torsional spring fatigue tester in technology is generally only applicable to the similar a few money springs of size and shape, i.e. versatility is low, Er Qienan
The problem of accurately to calculate carried out test number (TN), cause test efficiency low.
Description of the drawings
Fig. 1 is the structure diagram of the utility model torsional spring fatigue experimental device；
Fig. 2 is the structure diagram that the first head cover and the second head cover are hidden in torsional spring fatigue experimental device shown in Fig. 1；
Fig. 3 is the enlarged structure schematic diagram in A portions shown in Fig. 2；
Fig. 4 is the enlarged structure schematic diagram in B portions shown in Fig. 2；
Fig. 5 is the enlarged structure schematic diagram in C portions shown in Fig. 2.
In figure：1st, stent；11st, fixed seat；22nd, screw；23rd, nut slider；25th, second gear；3rd, guide rail；4th, the first card
Disk；41st, sliding seat；51st, the second motor；52nd, third gear；53rd, the 4th gear；6th, the second chuck；101st, the first protective shell.
Specific embodiment
In the following, with reference to attached drawing and specific embodiment, the utility model is described further, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
Fig. 1-5 are referred to, the utility model is related to a kind of torsional spring fatigue experimental device, including stent 1, the first driving machine
Structure, guide rail 3, the first chuck 4, the second driving mechanism and the second chuck 6.Wherein, the first driving mechanism includes the first motor, screw
22nd, nut slider 23, first gear and second gear 25, the second driving mechanism include the second motor 51, third gear 52 and the
Four gears 53.
Guide rail 3 is mounted on 1 side upper surface of stent, is installed with sliding seat 41 on the first chuck 4, and sliding seat
41 are slidably installed on guides 3 so that sliding seat 41 can reciprocatingly slide along the axial direction of guide rail 3.
In the present embodiment, the quantity of guide rail 3 two.In other embodiments, the quantity of guide rail 3 can be according to actual conditions
Change, for example, the quantity of guide rail 3 can be three or, the quantity of guide rail 3 can be five, as long as ensureing the
Sliding seat 41 is installed on one chuck 4, and sliding seat 41 is slidably installed on guides 3 so that sliding seat 41 can be along
The axial direction of guide rail 3 is reciprocatingly slided.
First motor is mounted on 1 side lower surface of stent, first gear is installed in the first motor output end, and second
Gear 25 is located at 22 first end of screw, also, first gear be intermeshed with second gear 25 together with (first gear and second
Gear 25 is mounted in the first protective shell 101, is equipped with the first head cover at 101 top of the first protective shell so that the first motor is defeated
Outlet is sequentially connected with 22 first end of screw), when the first motor is driven, the first motor output end can pass sequentially through first
Gear and second gear 25 drive screw 22 to be rotated.In addition, since nut slider 23 is fixedly mounted on sliding seat 41 (i.e.
Nut slider 23 is fixedly mounted on the first chuck 4), and thread fitting connects between screw 22 and nut slider 23, first
When motor is driven, the first motor output end drives screw 22 to be rotated so that the screw 22 in rotation passes through nut slider
23 the first chucks 4 of drive reciprocatingly slide along the axial direction of guide rail 3, you can the rotary motion of screw 22 is converted into first
The linear motion of chuck 4.
Fixed seat 11 is installed in 1 opposite side upper surface of stent, the second motor 51 is fixedly mounted in fixed seat 11, and the
Two chucks 6 are rotatably installed in fixed seat 11, and third gear 52 is equipped in 51 output terminal of the second motor, and the 4th gear 53 is pacified
On the second chuck 6, wherein, third gear 52 be intermeshed with the 4th gear 53 together with (52 and the 4th tooth of third gear
Wheel 53 is mounted in fixed seat 11, is equipped with the second head cover at 11 top of fixed seat so that 51 output terminal of the second motor leads to successively
Cross 52 and the 4th gear 53 of third gear and the second chuck 6 be sequentially connected), connect extraneous power supply so that the second motor 51 is driven
When dynamic, 51 output terminal of the second motor passes sequentially through 52 and the 4th gear 53 of third gear and the second chuck 6 is driven to be rotated.
Moreover, the first chuck 4 and the second chuck 6 are located along the same line, the first chuck 4 and the second chuck 6 are three-jaw
Chuck, the first chuck 4, extraneous torsional spring and the second chuck 6 are sequentially connected electrically and form circuit, are filled using the torsional spring fatigue test
It puts when test torsional spring, by extraneous plug clamping (in the first chuck 4 and on the first chuck 4 and the second chuck 6
Torsion stick is mounted on two chucks 6), then extraneous torsional spring is inserted in the plug, passes through servo-drive system (i.e. the first driving machine
Structure and the second driving mechanism) position between the first chuck 4 and the second chuck 6 is adjusted, different sizes and model can be installed
Torsional spring, versatility is very high, for example, 4 right side of the first chuck is moved closer to the second chuck 6, then by the two-arm of torsional spring put down gently into
Between first chuck 4 and the second chuck 6 so that the first chuck 4 one end by reversing stick clamping, and the second chuck 6 is logical
It crosses torsion stick clamping and the torsional spring other end, connect extraneous power supply, the first motor is driven so that the first motor output end drives silk
Bar 22 is rotated so that the screw 22 in rotation drives the first chuck 4 to be carried out along the axial direction of guide rail 3 by nut slider 23
It reciprocatingly slides, meanwhile, when the second motor 51 is driven, 51 output terminal of the second motor passes sequentially through 52 and the 4th gear of third gear
53 the second chucks 6 of drive are rotated, and the torsional spring being mounted between the first chuck 4 and the second chuck 6 can be tested, and
And since the first chuck 4, extraneous torsional spring and the second chuck 6 are sequentially connected electrically and form circuit, when torsional spring is not broken, examination
It testing and reaches autostop after predetermined cycle-index, waiting personnel check that measure loop disconnects as a result, when torsional spring midway is broken,
Servo-drive system detects system-down after the interruption of circuit, and the personnel for the treatment of check result of the test, can accurately calculate carried out experiment
Number, test efficiency is high, very convenient.
In the present embodiment, the first chuck 4 and the second chuck 6 are scroll chuck.In other embodiments, the first chuck 4
Can be chuck with the second chuck 6, alternatively, the first chuck 4 and the second chuck 6 can be six dog chucks, as long as protecting
Card installs torsional spring between the first chuck 4 and the second chuck 6.
In the present embodiment, guide rail 3 is the linear guide.In other embodiments, guide rail 3 can be optical axis guide rail, alternatively, leading
Rail 3 can be dovetail groove guide rail.
In the present embodiment, it is torsional spring to be tested between the first chuck 4 of installation and the second chuck 6, moreover, the torsional spring is tired
Labor experimental rig electrical part can use photoelectric door photoreceptor, Hall proximity transducer or electromagnetism proximity sensor.At it
In his embodiment, what is tested between the first chuck 4 of installation and the second chuck 6 can be reseting pressuring spring, alternatively, installation first
What is tested between 4 and second chuck 6 of chuck can be gas spring.
During using the utility model, due to including stent 1, the first driving mechanism, guide rail 3, the driving of the first chuck 4, second
Mechanism and the second chuck 6, wherein, the first driving mechanism and guide rail 3 are installed in 1 side of stent, and the first chuck 4 is slidably installed
On guides 3, first driving mechanism one end is movably connected with the first chuck 4, connects extraneous power supply so that the first driving
When mechanism is driven, first driving mechanism one end can drive the first chuck 4 back and forth to be slided along the axial direction of guide rail 3
It is dynamic；In addition, the second driving mechanism and the second chuck 6 are installed in 1 opposite side of stent, moreover, second driving mechanism one end and the
Two chucks 6 are sequentially connected, and connect extraneous power supply so that when the second driving mechanism is driven, second driving mechanism one end can
The second chuck 6 to be driven to be rotated, and the first chuck 4, extraneous torsional spring and the second chuck 6 are sequentially connected electrically and form back
Road.When the torsional spring fatigue experimental device is used to test torsional spring, by extraneous plug clamping in the first chuck 4 and
(torsion stick is mounted on the first chuck 4 and the second chuck 6) on two chucks 6, then extraneous torsional spring is inserted in the plug,
Position between first chuck 4 and the second chuck 6 is adjusted by servo-drive system (i.e. the first driving mechanism and the second driving mechanism),
The torsional spring of different sizes, length and model can be installed, versatility is very high, for example, a chuck right side is moved closer to the second card
Then disk 6 is put down the two-arm of torsional spring between the first chuck 4 and the second chuck 6 gently so that the first chuck 4 is filled by reversing stick
One end is clipped, and the second chuck 6 the torsional spring other end by reversing stick clamping, connects extraneous power supply, test parameters is simultaneously opened
Experiment is opened, the first motor is driven so that the first motor output end drives screw 22 to be rotated so that the screw 22 in rotation
The first chuck 4 is driven to reciprocatingly slide along the axial direction of guide rail 3 by nut slider 23, meanwhile, the second motor 51 is driven
When, 51 output terminal of the second motor passes sequentially through 52 and the 4th gear 53 of third gear and the second chuck 6 is driven to be rotated, can be right
Torsional spring between the first chuck 4 and the second chuck 6 is tested, moreover, because the first chuck 4, extraneous torsional spring and the
Two chucks 6 are sequentially connected electrically and form circuit, and when torsional spring is not broken, experiment reaches autostop after predetermined cycle-index,
Waiting personnel check that measure loop disconnects as a result, when torsional spring midway is broken, and system is stopped after servo-drive system detects circuit interruption
Machine, the personnel for the treatment of check result of the test, can accurately calculate carried out test number (TN), test efficiency is high, very convenient.It can solve
Torsional spring fatigue tester of the prior art is generally only applicable to the similar a few money springs of size and shape, i.e. versatility is low, and
And the problem of being difficult to accurately calculate carried out test number (TN), cause test efficiency low.
The above embodiment is only the preferred embodiment of the utility model, it is impossible to be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to
In the utility model range claimed.
Claims (9)
1. a kind of torsional spring fatigue experimental device, it is characterised in that：Including stent, the first driving mechanism, guide rail, the first chuck,
Two driving mechanisms and the second chuck；
First driving mechanism and guide rail are each provided at stent side, and the first chuck slip is located on guide rail, and described first
Driving mechanism one end is flexibly connected with the first chuck, when first driving mechanism is driven, described first driving mechanism one end
The first chuck is driven to reciprocatingly slide along the axial direction of guide rail；
Second driving mechanism and the second chuck are each provided at stent opposite side, described second driving mechanism one end and the second chuck
It is sequentially connected, when second driving mechanism is driven, described second driving mechanism one end drives the second chuck to be rotated；
First chuck, extraneous torsional spring and the second chuck are sequentially connected electrically and form circuit.
2. torsional spring fatigue experimental device as described in claim 1, it is characterised in that：First driving mechanism includes the first electricity
Machine, screw and nut slider, first motor output end and screw first end are sequentially connected, the screw and nut slider it
Between thread fitting connect, also, the nut slider fixation be located on the first chuck；
When first motor is driven, first motor output end drives screw to be rotated so that the screw in rotation
The first chuck is driven to reciprocatingly slide along the axial direction of guide rail by nut slider.
3. torsional spring fatigue experimental device as claimed in claim 2, it is characterised in that：First driving mechanism further includes first
Gear and second gear；
The first gear is located at the first motor output end, and the second gear is located at the screw first end, first tooth
Wheel and second gear intermeshing.
4. torsional spring fatigue experimental device as claimed in claim 2, it is characterised in that：First chuck is equipped with sliding seat, institute
It states sliding seat slip to be located on guide rail, also, nut slider fixation is located on sliding seat.
5. torsional spring fatigue experimental device as described in claim 1, it is characterised in that：The stent is equipped with fixed seat, described
Second driving mechanism and the second chuck are each provided in fixed seat.
6. torsional spring fatigue experimental device as claimed in claim 5, it is characterised in that：Second driving mechanism includes the second electricity
Machine；
The second chuck rotation is located in fixed seat, and the second motor fixation is located in fixed seat, and second motor is defeated
Outlet is sequentially connected with the second chuck；
When second motor is driven, second motor output end drives the second chuck to be rotated.
7. torsional spring fatigue experimental device as claimed in claim 6, it is characterised in that：Second driving mechanism further includes third
Gear and the 4th gear；
The third gear is located at the second motor output end, and the 4th gear is located on the second chuck, the third gear and
4th gear is intermeshed.
8. the torsional spring fatigue experimental device as described in any one of claim 1-7, it is characterised in that：First chuck and
Two chucks are located along the same line.
9. the torsional spring fatigue experimental device as described in any one of claim 1-7, it is characterised in that：First chuck and
Two chucks are scroll chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721685323.4U CN207570944U (en) | 2017-12-05 | 2017-12-05 | A kind of torsional spring fatigue experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721685323.4U CN207570944U (en) | 2017-12-05 | 2017-12-05 | A kind of torsional spring fatigue experimental device |
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| Publication Number | Publication Date |
|---|---|
| CN207570944U true CN207570944U (en) | 2018-07-03 |
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ID=62686478
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721685323.4U Active CN207570944U (en) | 2017-12-05 | 2017-12-05 | A kind of torsional spring fatigue experimental device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207570944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941637A (en) * | 2017-12-05 | 2018-04-20 | 广东新宝精密制造股份有限公司 | A kind of torsional spring fatigue experimental device |
| CN116642686A (en) * | 2023-07-26 | 2023-08-25 | 深圳市立电连接科技有限公司 | Torsion spring torsion testing machine |
-
2017
- 2017-12-05 CN CN201721685323.4U patent/CN207570944U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941637A (en) * | 2017-12-05 | 2018-04-20 | 广东新宝精密制造股份有限公司 | A kind of torsional spring fatigue experimental device |
| CN116642686A (en) * | 2023-07-26 | 2023-08-25 | 深圳市立电连接科技有限公司 | Torsion spring torsion testing machine |
| CN116642686B (en) * | 2023-07-26 | 2023-10-03 | 深圳市立电连接科技有限公司 | Torsion spring torsion testing machine |
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