CN209400345U - Strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine - Google Patents
Strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine Download PDFInfo
- Publication number
- CN209400345U CN209400345U CN201822108538.0U CN201822108538U CN209400345U CN 209400345 U CN209400345 U CN 209400345U CN 201822108538 U CN201822108538 U CN 201822108538U CN 209400345 U CN209400345 U CN 209400345U
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- China
- Prior art keywords
- fixture
- gear
- testing machine
- bracket
- universal testing
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Abstract
The utility model relates to Material Testing Technologies, it is desirable to provide a kind of strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine.Including the rack for installs fixture；The rack includes the upper bracket and lower bracket being parallel to each other, and the two is connected with vertical supports；Upper fixture is installed in upper bracket, the fixture under lower bracket installation；First gear is installed in upper bracket activity, the through-hole of internal screw thread is provided at axle center, is set with a vertical screw rod engaged in through-holes；The upper end of screw rod is connected to universal testing machine by shaft coupling, and vertical displacement can occur in the case where the latter drives and then drive first gear rotation；Second gear, two gear intermeshings are fixedly mounted by axle sleeve on the top of upper fixture.The utility model can be locked for the strip-shaped materials material of varying cross-section product, have the characteristics that torque is adjustable, strip-shaped materials length is controllable；Detection process is reliable and stable quickly, and eliminates the complicated processes for taking test stand addition sensor.
Description
Technical field
The utility model relates to Material Testing Technology, in particular to a kind of strip agricultural product object suitable for universal testing machine
Expect instrument measuring torsional vibration.
Background technique
In the process equipment R&D process for deep processing of farm products, need to strip agricultural product material (such as stalk)
Mechanical property is tested, adaptively to adjust the design data of process equipment.Although universal testing machine has been widely used
In engineering material performance test, but since the mechanical property of strip agricultural product material (such as stalk) exists compared with engineering material
Larger difference, stress deformation is larger and size shape is irregular, it is not easy to suitable sample is processed into, so stalk material dynamic
The measurement of characteristic is difficult to realize.
The instrument and equipment and means of testing generally used in this respect at present is also immature, and manual simplified test is mostly used to fill
It sets.One side measurement accuracy and Efficiency are lower, on the other hand, experimental study be confined under static or quasi-static situation into
Row, does not meet the actual condition of machining machine and tool.More important question is that in actual production, due to operating condition complexity, bad environments
Etc. reasons, it tends to be difficult to obtain related test parameter.
Utility model content
The technical problems to be solved in the utility model is to overcome deficiency in the prior art, and it is simple to provide a kind of structure, behaviour
It is conveniently suitable for the strip agricultural product material instrument measuring torsional vibration of universal testing machine.
In order to solve the above technical problems, the solution of the utility model is:
A kind of strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine is provided, including the machine for installs fixture
Frame；The rack includes the upper bracket and lower bracket being parallel to each other, and the two is connected with vertical supports；Folder is installed in upper bracket
Tool, the fixture under lower bracket installation, the two have the vertical axial line of overlapping；First gear, axis are installed in upper bracket activity
It is provided with the through-hole of internal screw thread at the heart, is set with a vertical screw rod engaged in through-holes；The upper end of screw rod passes through connection
Axis device is connected to universal testing machine, and vertical displacement can occur in the case where the latter drives and then drive first gear rotation；In upper fixture
Top pass through axle sleeve second gear be fixedly mounted, second gear and first gear are intermeshed.
In the utility model, pin hole, the pedestal for abutting joint to universal testing machine is arranged in the bottom of the lower bracket.
In the utility model, the diameter of the second gear is greater than the diameter of first gear.
In the utility model, the screw rod is ball screw.
In the utility model, the shaft coupling is positive coupling.
In the utility model, the upper fixture is circular cone fixture, and in its periphery setting sliding annulus, sliding annulus is equipped with
Fasten handle.
In the utility model, bearing is fixedly installed in upper bracket, there is protrusion at the axle center of the first gear, this is convex
Portion's fixation out is nested in bearing.
In the utility model, the limiting bracket with bearing is set, and the coupler sleeve dress is within the bearing on the upper bracket.
In the utility model, the lower fixture is vice type fixture, has two clamp handles in arranged crosswise, crossover location
Place sets perforative support shaft；The support shaft is articulated to the top of a vertical threaded rod；There is one on the lower bracket
Cone-shaped groove, the vice type fixture are installed in groove；Threaded rod passes through the through-hole of bottom portion of groove, end installation rotation
Handle, sheathed spring on the threaded rod between shaft and groove.
In the utility model, band internal thread through-hole is set in the support shaft, the threaded rod is set in through-holes, and
Support shaft can be driven to bottom offset by rotation threaded rod.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is provided with the conus elasticus fixture with slip ring above, and lower section is provided with vice type folder
Tool can be locked for the strip-shaped materials material of varying cross-section product, with torque is adjustable, strip-shaped materials length is controllable
Feature；
2, the utility model is provided with positive coupling, can dock with universal testing machine, and will by ball screw
The transform linear motion up and down of universal testing machine makes clamping device carry out rotary motion at rotary motion, then by transmission system,
To realize the torsion of strip-shaped materials material；It is bent that torque-deformation can be immediately arrived at by the data monitoring of universal testing machine
Line；Detection process is reliable and stable quickly, and eliminates the complicated processes for taking test stand addition sensor.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the implementation of the utility model is described in detail.
As shown in Figure 1, the strip agricultural product material instrument measuring torsional vibration for being suitable for universal testing machine 1 includes for installs fixture
Rack 14；Rack 14 includes the upper bracket and lower bracket being parallel to each other, and the two is connected with vertical supports；The bottom of lower bracket is arranged
Pin hole, for abutting joint to the pedestal of universal testing machine 1.Upper fixture (such as circular cone fixture 7) is installed in upper bracket, in lower bracket
Lower fixture (such as vice type fixture 10) is installed, the two has the vertical axial line of overlapping；First gear is installed in upper bracket activity
4, bearing is fixedly installed in upper bracket, there is protrusion, protrusion fixation is nested in bearing at the axle center of first gear 4.
It is provided with the through-hole of internal screw thread at the axle center of first gear 4, is set with a vertical ball wire engaged in through-holes
Bar 3；The upper end of ball screw 3 is connected to universal testing machine by positive coupling 2, and vertical displacement can occur in the case where the latter drives
And then first gear 4 is driven to rotate；Limiting bracket with bearing is set on upper bracket, and the positive coupling 2 is sleeved on bearing
In.Second gear 5 is fixedly mounted by axle sleeve 6 on the top of upper fixture, second gear 5 and first gear 4 are intermeshed.Second
The diameter of gear 5 is greater than the diameter of first gear 4.
The optional circular cone fixture 7 of upper fixture, in its periphery setting sliding annulus 8, sliding annulus 8 is equipped with fastening handle 9.
Lower fixture is vice type fixture 10, has two clamp handles in arranged crosswise, sets perforative bearing at crossover location
Axis；The support shaft is articulated to the top of a vertical threaded rod 13；There is a cone-shaped groove, institute on the lower bracket
Vice type fixture is stated to be installed in groove；Threaded rod passes through the through-hole of bottom portion of groove, and rotating handles 12 are installed in end, in shaft
Sheathed spring 11 on threaded rod between groove.Band internal thread through-hole is set in support shaft, the threaded rod is sleeved on logical
Kong Zhong, and support shaft can be driven to bottom offset by rotation threaded rod.
The utility model application method is described as follows:
1, the strip agricultural product material (such as stalk) of certain length is taken, one end is clamped on circular cone fixture 7, other end clamping
On vice type fixture 10；
2, sliding annulus 9 is moved down on 7 outer surface of circular cone fixture, circular cone fixture 7 starts to clamp.It is enough when holding
When tight, fastened by fastening handle 8, keep the clamped condition of strip-shaped materials upper end；
3, rotating handles 12 are rotated, move downward vice type fixture 10 by the drive of threaded rod 13.Spring 11 is compressed, tiger
The clamp handle of jaw type fixture 10 is close to cone-shaped groove and is moved downward.Since cone-shaped groove channel is more and more narrower, it is attached to circle
Clamp handle on conical socket inner surface begins to shrink and clamp.When strip-shaped materials lower end is held tight enough, so that it may stop
Rotating handles 12 are rotated, clamped condition is kept.
4, start universal testing machine 1, by ball-screw 3 by the rotary motion for being converted into first gear 4 that moves up and down, and
It drives second gear 5 to rotate by engagement system, then drives circular cone fixture 7 to rotate by second gear 5.
5, torque required for strip-shaped materials torsional deflection is detected using the power output of universal testing machine 1.
6, fastening handle 8 is stirred, sliding annulus 9 is moved up, circular cone fixture 7 will be unclamped due to elasticity, by bar
Material material takes out；
7, rotating handles 12 are rotated backward, vice type fixture 10 is moved upwards by the drive of threaded rod 13, and spring 11 extends, tiger
After the clamp handle of jaw type fixture 10 is opened to two sides, strip-shaped materials are taken out.
Finally, it should also be noted that it is listed above be only the utility model a specific embodiment.Obviously, originally
Utility model is not limited to above embodiments, and acceptable there are many deformations.Those skilled in the art can be from the utility model
All deformations that disclosure is directly exported or associated, are considered as the protection scope of the utility model.
Claims (10)
1. a kind of strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine, including the rack for installs fixture；Its
It is characterized in that, the rack includes the upper bracket and lower bracket being parallel to each other, and the two is connected with vertical supports；It is installed in upper bracket
Upper fixture, the fixture under lower bracket installation, the two have the vertical axial line of overlapping；First gear is installed in upper bracket activity,
It is provided with the through-hole of internal screw thread at its axle center, is set with a vertical screw rod engaged in through-holes；The upper end of screw rod is logical
It crosses shaft coupling and is connected to universal testing machine, and vertical displacement can occur in the case where the latter drives and then drive first gear rotation；Upper
Second gear is fixedly mounted by axle sleeve in the top of fixture, and second gear and first gear are intermeshed.
2. the apparatus according to claim 1, which is characterized in that pin hole is arranged in the bottom of the lower bracket, for docking peace
It is filled to the pedestal of universal testing machine.
3. the apparatus according to claim 1, which is characterized in that the diameter of the second gear is greater than the straight of first gear
Diameter.
4. the apparatus according to claim 1, which is characterized in that the screw rod is ball screw.
5. the apparatus according to claim 1, which is characterized in that the shaft coupling is positive coupling.
6. the apparatus according to claim 1, which is characterized in that the upper fixture is circular cone fixture, and in its periphery, setting is slided
Dynamic annulus, sliding annulus are equipped with fastening handle.
7. the apparatus according to claim 1, which is characterized in that bearing is set on the upper bracket, the first gear
There is protrusion, protrusion fixation is nested in bearing at axle center.
8. the apparatus according to claim 1, which is characterized in that the limiting bracket with bearing, institute is fixedly installed in upper bracket
State coupler sleeve dress within the bearing.
9. the apparatus according to claim 1, which is characterized in that the lower fixture is vice type fixture, is had in intersection cloth
Two clamp handles set set perforative support shaft at crossover location；The support shaft is articulated to the top of a vertical threaded rod；
There is a cone-shaped groove, the vice type fixture is installed in groove on the lower bracket；Threaded rod passes through bottom portion of groove
Through-hole, end installs rotating handles, sheathed spring on the threaded rod between shaft and groove.
10. device according to claim 9, which is characterized in that band internal thread through-hole is set in the support shaft, it is described
Threaded rod is set in through-holes, and support shaft can be driven to bottom offset by rotation threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108538.0U CN209400345U (en) | 2018-12-15 | 2018-12-15 | Strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108538.0U CN209400345U (en) | 2018-12-15 | 2018-12-15 | Strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209400345U true CN209400345U (en) | 2019-09-17 |
Family
ID=67894872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822108538.0U Expired - Fee Related CN209400345U (en) | 2018-12-15 | 2018-12-15 | Strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209400345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443955A (en) * | 2018-12-15 | 2019-03-08 | 浙江大学自贡创新中心 | A kind of strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine |
-
2018
- 2018-12-15 CN CN201822108538.0U patent/CN209400345U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443955A (en) * | 2018-12-15 | 2019-03-08 | 浙江大学自贡创新中心 | A kind of strip agricultural product material instrument measuring torsional vibration suitable for universal testing machine |
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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 |
Granted publication date: 20190917 Termination date: 20201215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |