CN208060137U - A kind of spring tension and compression testing machine - Google Patents
A kind of spring tension and compression testing machine Download PDFInfo
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- CN208060137U CN208060137U CN201820240364.0U CN201820240364U CN208060137U CN 208060137 U CN208060137 U CN 208060137U CN 201820240364 U CN201820240364 U CN 201820240364U CN 208060137 U CN208060137 U CN 208060137U
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- hook
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- testing machine
- compression testing
- rack
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Abstract
The utility model discloses a kind of spring tension and compression testing machines, belong to spring test equipment field, spring can only be tested and can not test clamp spring by solving, to the problem for causing accommodation small, its key points of the technical solution are that including rack, the rack is equipped with upper stay hook, the housing slide is connected with measurement structure, the measurement structure includes load sensor, lower stay hook is connected on the load sensor, the rack is equipped with leading screw, the measurement structure is connect with threads of lead screw, the rack is equipped with the servo motor of driving leading screw rotation, the bill of fixed hook opens up fluted, the bill of the lower stay hook opens up fluted, the utility model is reasonable for structure, spring tension and compression testing machine is set to test two kinds of products of spring and clamp spring, to reach the wider array of purpose of use scope.
Description
Technical field
The utility model is related to a kind of spring test equipments, more specifically, it relates to a kind of spring tension and compression testing machine.
Background technology
Spring be it is a kind of utilize elasticity come work machine components.The part made of elastic material is sent out under external force
Raw deformation restores to the original state again after removing external force.Elastic property in order to test spring mostly uses spring tension and compression testing machine to spring
It is tested.Spring tension and compression testing machine make test stretching, the deflection of compressed spring and load relation property special instrument.It is suitable
With stretching, the test of live load of the compressed spring under certain active length.
Currently, the Chinese utility model patent that notification number is CN203287173U discloses a kind of Manual spring tensile compression test
Machine, including rack, measuring mechanism, transmission mechanism and Compression and Expansion clamp mechanism, the spring upper end are fixed with rack, the bullet
Spring lower end is fixed with Compression and Expansion clamp mechanism, and the Compression and Expansion clamp mechanism is connect with measuring mechanism.Utilize Compression and Expansion
Fixture applies pressure to make spring deformation generate elastic force to spring, is then surveyed to the elastic force of spring using measuring mechanism
Amount.
But spring can only be tested and clamp spring can not be tested in above-mentioned technical proposal, measurement product is single, from
And the problem for causing accommodation small.
Utility model content
In view of the deficienciess of the prior art, the utility model lies in that provide a kind of spring tension and compression testing machine, it can only be to bullet
Spring, which carries out test, to test clamp spring, to the problem for causing accommodation small.
To achieve the above object, the utility model provides following technical solution：A kind of spring tension and compression testing machine, including machine
Frame, the rack are equipped with upper stay hook, and the housing slide is connected with measurement structure, and the measurement structure includes load sensing
Device is connected with lower stay hook on the load sensor, and the rack is equipped with leading screw, and the measurement structure connects with threads of lead screw
Connect, the rack is equipped with the servo motor of driving leading screw rotation, the bill of fixed hook open up it is fluted, it is described lower solid
Determine hook bill open up it is fluted.
By using above-mentioned technical proposal, the both ends of clamp spring are placed in groove, to fixed circlip, start servo electricity
Machine is rotated using servo motor driving leading screw, measurement structure is made to move down, to make it generate elastic shape clamp spring tension
Becoming, the number of turns by calculating leading screw rotation calculates the length that clamp spring stretches, and the elastic force of clamp spring is measured by load sensor, to
Clamp spring deflection and load relation property are measured, the elastic characteristic of clamp spring can be measured, spring and card can be tested
Two kinds of products of spring, the range bigger for making spring tension and compression testing machine measure, use scope are wider.
The utility model is further arranged to：The leading screw has two, and sliding shoe, the load are arranged on the leading screw
Sensor is fixedly connected on sliding shoe.
By using above-mentioned technical proposal, so that sliding shoe is more stablized using lead screw, spring tension and compression testing machine is made to measure
Accuracy higher when clamp spring.
The utility model is further arranged to：Fixed hook is with rack in hinged, the lower stay hook and load biography
Sensor is in hinged.
In clamp spring deformation, the angle between clamp spring both ends and upper stay hook and lower stay hook changes, to make
The side wall of clamp spring both ends and groove, which contradicts, generates additional power to influence the accuracy of load sensor measurement card spring force, leads to
It crosses and uses above-mentioned technical proposal, stay hook and lower stay hook is allow to rotate so as to use clamp spring both ends after clamp spring deformation
The angle change of generation makes accuracy higher of the spring tension and compression testing machine when measuring clamp spring.
The utility model is further arranged to：The groove is arc-shaped.
In clamp spring deformation, the angle between clamp spring both ends and upper stay hook and lower stay hook changes, to make
The side wall of clamp spring both ends and groove, which contradicts, generates additional power to influence the accuracy of load sensor measurement card spring force, leads to
It crosses and the case where being contradicted between clamp spring both ends and the side wall of groove is reduced in clamp spring deformation using above-mentioned technical proposal,
Make accuracy higher of the spring tension and compression testing machine when measuring clamp spring.
The utility model is further arranged to：Fixed hook is equipped with the first auxiliary hook, is set on the lower stay hook
There is the second auxiliary hook, is equipped in horizontally disposed boom tie on first auxiliary hook and the second auxiliary hook.
Boom tie is placed through to the hole at clamp spring both ends when testing clamp spring with holes by using above-mentioned technical proposal
It is middle to fix clamp spring, to which spring tension and compression testing machine can test a variety of clamp springs, make the range of spring tension and compression testing machine measurement
Bigger, use scope are wider.
The utility model is further arranged to：First auxiliary hook and the second auxiliary hook are equipped with mounting groove, described outstanding
Arm brace one end is fixedly connected in installation groove sidewall.
By using above-mentioned technical proposal, boom tie is made to be located on the perpendicular of the first auxiliary hook or the second auxiliary hook,
Torque will not be generated to the first auxiliary hook or the second auxiliary hook, spring is made to draw when spring tension and compression testing machine being made to apply pulling force to clamp spring
Press accuracy higher of the testing machine when measuring clamp spring.
The utility model is further arranged to：It is fixedly connected with balance weight on first auxiliary hook and the second auxiliary hook.
After offering mounting groove, the first auxiliary hook and the center of gravity of the second auxiliary hook can be made to shift, by using above-mentioned
Technical solution prevents the first auxiliary hook and the center of gravity of the second auxiliary hook from shifting, further improves measurement using balance weight
Accuracy when clamp spring.
The utility model is further arranged to：First auxiliary hook and the second auxiliary hook, which are set, is provided with U-type groove, described U-shaped
It is rotatably connected to roller bearing in slot, the bill of fixed hook and lower stay hook is placed through U-type groove respectively, and contacts at roller bearing
On.
By using above-mentioned technical proposal, when the first auxiliary hook and the second auxiliary hook are relative to upper stay hook and lower stay hook
The space for having rotation and movement, the generation of torque when further reducing measurement, it is further provided accurate when measurement clamp spring
Degree, and the installation of the first auxiliary hook and the second auxiliary hook facilitated.
In conclusion the utility model has the advantages that：
（1）Being opened up in the bill of upper stay hook and lower stay hook fluted allows spring tension and compression testing machine to test clamp spring
Elastic property is equipped with the first auxiliary hook and the second auxiliary hook, to make spring tensile compression test on upper stay hook and lower stay hook
Machine can test a variety of clamp springs；
（2）Make spring tension and compression testing machine pulling force effect on the first auxiliary hook and the second auxiliary hook perpendicular and making the
One auxiliary hook and the second auxiliary hook can have the space of rotation and movement relative to upper stay hook and lower stay hook, and spring tension and compression is made to try
Torque will not be generated when machine applies pulling force to clamp spring to the first auxiliary hook or the second auxiliary hook by testing, and spring tension and compression testing machine is made to survey
Measure accuracy higher when clamp spring.
Description of the drawings
Fig. 1 is the stereogram of the present embodiment；
Fig. 2 is the sectional view that the present embodiment is used to show driving structure；
Fig. 3 is the sectional view that the present embodiment is used to show groove；
Fig. 4 is the stereogram that the present embodiment is used to show the first auxiliary hook.
Reference numeral：1, rack；11, sliding groove；2, driving structure；21, servo motor；211, motor gear；22, silk
Thick stick；221, connection gear；3, measurement structure；31, sliding shoe；32, load sensor；33, shell；331, abdicating through hole；4, on
Stay hook；41, the first auxiliary hook；411, roller bearing；412, U-type groove；413, mounting groove；414, boom tie；415, balance weight；5,
Lower stay hook；51, connecting rod；52, the second auxiliary hook；6, groove；7, clamp spring.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
The same or similar label correspond to the same or similar components in the attached drawing of the utility model embodiment；In this practicality
In novel description, it is to be understood that if there is the orientation or positional relationship of the instructions such as term "upper", "lower", "left", "right" to be
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore retouched in attached drawing
The term for stating position relationship only for illustration, should not be understood as the limitation to this patent, for the common skill of this field
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
A kind of spring tension and compression testing machine, as shown in Figure 1, including rack 1, driving structure 2, measurement structure 3, upper stay hook 4
With lower stay hook 5.Upper stay hook 4 is articulated with 1 upper end of rack, and lower stay hook 5 is connect with measurement structure 3, and measurement structure 3 is sliding vertically
Dynamic to be connected in rack 1, driving structure 2 drives and is moved on 3 vertical direction of measurement structure.Both ends of the spring is passed through into upper fixation respectively
To fixed, startup driving structure 2 measures the elastic force of clamp spring 7 by measurement structure 3, to spring for hook 4 and lower 5 clasp joint of stay hook
Elastic characteristic measure.
As shown in Fig. 2, rack 1 is equipped with sliding groove 11, driving structure 2 is slidably connected in sliding groove 11.Driving structure 2
The servo motor 21 rotated including leading screw 22 and leading screw 22.Leading screw 22 has two and the two is mutually parallel, two 22 turns of leading screws
Dynamic to be connected in sliding groove 11, leading screw 22 is threadedly coupled with measurement structure 3.22 lower end of leading screw has been fixedly and coaxially connected tooth connection
Wheel 221.Servo motor 21 is fixedly connected with 1 lower end of organic frame, and motor gear has been fixedly and coaxially connected on the main shaft of servo motor 21
211, motor gear 211 is engaged with two connection gears 221 simultaneously, and servo motor 21 is electrically connected with controller.Utilize controller
Control servomotor 21 drives the rotation of leading screw 22 to control the lifting of measurement structure 3 using servo motor 21.
As shown in Fig. 2, measurement structure 3 includes sliding shoe 31, load sensor 32 and shell 33.Sliding shoe 31 is slidably connected
In sliding groove 11, two leading screws 22 pass through sliding shoe 31 and sliding shoe 31 is threadedly coupled with two leading screws 22.Load sensing
Device 32 is fixedly connected on sliding shoe 31, the one end of load sensor 32 far from sliding shoe 31 and is fixedly connected with connecting rod 51,
51 upper end of connecting rod is hinged with lower stay hook 5.The cover of shell 33 is placed on load sensor 32, is offered for connecting rod on shell 33
51 abdicating through holes 331 passed through.
As shown in figure 3, the bill of the bill of upper stay hook 4 and lower stay hook 5 opens up fluted 6, by the both ends of clamp spring 7
It is placed in groove 6, to fixed circlip 7.Start servo motor 21, drives leading screw 22 to rotate using servo motor 21, make survey
Amount structure 3 moves down, and to make it generate elastic deformation the tension of clamp spring 7, is calculated by calculating the number of turns that leading screw 22 rotates
The length that clamp spring 7 stretches measures the elastic force of clamp spring 7 by load sensor 32, is closed to measure 7 deflection of clamp spring and load
It is characteristic, the elastic characteristic of clamp spring 7 can be measured.When 7 deformation of clamp spring, 7 both ends of clamp spring and upper stay hook 4 and lower solid
The angle determined between hook 5 changes, and additional power is generated to shadow to which the side wall at 7 both ends of clamp spring and groove 6 can be made to contradict
It rings load sensor 32 and measures the accuracy of 7 elastic force of clamp spring, therefore groove 6 is arc-shaped, in 7 deformation of clamp spring, reduce
The case where being contradicted between 7 both ends of clamp spring and the side wall of groove 6 keeps spring tension and compression testing machine accurate when measuring clamp spring 7
Spend higher.
As shown in figure 4, upper stay hook 4（Referring to Fig. 2）It is equipped with the first auxiliary hook 41, lower stay hook 5（Referring to Fig. 2）On set
There are the second auxiliary hook 52, one end that the first auxiliary hook 41 and the second auxiliary hook 52 are located remotely from each other to offer U-type groove 412, U-type groove
It is rotatably connected to roller bearing 411 in 412, the bill of upper stay hook 4 and lower stay hook 5 is placed through U-type groove 412 respectively, and contradicts
In on roller bearing 411.First auxiliary hook 41 and the second auxiliary hook 52 one end close to each other offer mounting groove 413, mounting groove 413
Inside it is fixedly connected with boom tie 414.When testing clamp spring 7 with holes, boom tie 414 is placed through to the hole at 7 both ends of clamp spring
In clamp spring 7 will be fixed, to which spring tension and compression testing machine can test the clamp springs 7 of a variety of types, spring tension and compression testing machine is made to survey
The range bigger of amount, use scope are wider.It is fixedly connected with balance weight 415 in mounting groove 413, is prevented using balance weight 415
So that center of gravity is shifted due to the first auxiliary hook 41 and the second auxiliary hook 52 open up mounting groove 413, further improves measurement card
Accuracy when spring 7.
Specific working mode：7 both ends of clamp spring are placed in groove 6, servo motor 21, profit are then started by controller
Drive the rotation of leading screw 22 to drive sliding shoe 31 to move down with servo motor 21, sliding shoe 31 drives 32 He of load sensor
Lower stay hook 5 moves down, and makes the tension of clamp spring 7 that it be made to generate elastic deformation.Card is calculated by calculating the number of turns that leading screw 22 rotates
The length that spring 7 stretches measures the elastic force of clamp spring 7 by load sensor 32, to measure 7 deflection of clamp spring and load relationship
Characteristic.When testing clamp spring 7 with holes, the first auxiliary hook 41 and the second auxiliary hook 52 are mounted respectively to upper stay hook 4 under
On stay hook 5, boom tie 414 is placed through in the hole at 7 both ends of clamp spring and clamp spring 7 will be fixed, to spring tension and compression testing machine
The clamp spring 7 of a variety of types can be tested.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of spring tension and compression testing machine, including rack（1）, the rack（1）It is equipped with upper stay hook（4）, the rack（1）
Slidably connect measurement structure（3）, the measurement structure（3）Including load sensor（32）, the load sensor（32）On
It is connected with lower stay hook（5）, the rack（1）It is equipped with leading screw（22）, the measurement structure（3）With leading screw（22）Screw thread connects
It connects, the rack（1）It is equipped with driving leading screw（22）The servo motor of rotation（21）, it is characterized in that：Fixed hook（4）'s
Bill opens up fluted（6）, the lower stay hook（5）Bill open up it is fluted（6）.
2. a kind of spring tension and compression testing machine according to claim 1, it is characterized in that：The leading screw（22）There are two, it is described
Leading screw（22）On be arranged with sliding shoe（31）, the load sensor（32）It is fixedly connected on sliding shoe（31）On.
3. a kind of spring tension and compression testing machine according to claim 1, it is characterized in that：Fixed hook（4）With rack（1）
In hinged, the lower stay hook（5）With load sensor（32）In hinged.
4. a kind of spring tension and compression testing machine according to claim 2, it is characterized in that：The groove（6）It is arc-shaped.
5. a kind of spring tension and compression testing machine according to claim 4, it is characterized in that：Fixed hook（4）It is equipped with the
One auxiliary hook（41）, the lower stay hook（5）It is equipped with the second auxiliary hook（52）, first auxiliary hook（41）With the second auxiliary
Hook（52）On be equipped in horizontally disposed boom tie（414）.
6. a kind of spring tension and compression testing machine according to claim 5, it is characterized in that：First auxiliary hook（41）With second
Auxiliary hook（52）It is equipped with mounting groove（413）, the boom tie（414）One end is fixedly connected on mounting groove（413）On side wall.
7. a kind of spring tension and compression testing machine according to claim 6, it is characterized in that：First auxiliary hook（41）With second
Auxiliary hook（52）On be fixedly connected with balance weight（415）.
8. a kind of spring tension and compression testing machine according to claim 7, it is characterized in that：First auxiliary hook（41）With
Two auxiliary hooks（52）If being provided with U-type groove（412）, the U-type groove（412）Inside it is rotatably connected to roller bearing（411）, fixed hook
（4）With lower stay hook（5）Bill be placed through U-type groove respectively（412）, and contact at roller bearing（411）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820240364.0U CN208060137U (en) | 2018-02-09 | 2018-02-09 | A kind of spring tension and compression testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820240364.0U CN208060137U (en) | 2018-02-09 | 2018-02-09 | A kind of spring tension and compression testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208060137U true CN208060137U (en) | 2018-11-06 |
Family
ID=63992551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820240364.0U Active CN208060137U (en) | 2018-02-09 | 2018-02-09 | A kind of spring tension and compression testing machine |
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| Country | Link |
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| CN (1) | CN208060137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114370799A (en) * | 2021-12-31 | 2022-04-19 | 浙江兰菱机械股份有限公司 | Spring compression height detection method |
-
2018
- 2018-02-09 CN CN201820240364.0U patent/CN208060137U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114370799A (en) * | 2021-12-31 | 2022-04-19 | 浙江兰菱机械股份有限公司 | Spring compression height detection method |
| CN114370799B (en) * | 2021-12-31 | 2023-07-28 | 浙江兰菱机械股份有限公司 | Spring pressure and height detection method |
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