CN205941239U - Impact toughness apparatus of stable performance - Google Patents
Impact toughness apparatus of stable performance Download PDFInfo
- Publication number
- CN205941239U CN205941239U CN201620903080.6U CN201620903080U CN205941239U CN 205941239 U CN205941239 U CN 205941239U CN 201620903080 U CN201620903080 U CN 201620903080U CN 205941239 U CN205941239 U CN 205941239U
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- Prior art keywords
- eccentric
- slot
- frame
- variable eccentric
- connecting rod
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Abstract
The utility model discloses an impact toughness apparatus of stable performance, it is including setting up motor in the frame, and the motor shaft transmission is connected with the eccentric wheel, the eccentric wheel is the variable eccentric, and T type groove has been seted up at the position in skew its centre of a circle on the variable eccentric, and T type inslot sets the T profile shaft, follow the extended length line in T type groove on the variable eccentric and seted up the regulation screw hole, adjust threaded hole and set adjusting screw, the retaining thread hole has been seted up on being located the outside axis body in T type groove to the T profile shaft, and fixed threaded hole sets set screw, lie in the corresponding slider that is provided with of radial one side department of variable eccentric in the frame, slider and frame are fixed on the slider being provided with and are fixed a position the axle through the fixed guide rail sliding connection who sets up in the frame, and the location axle passes through the connecting rod with the T profile shaft and is connected. The utility model provides a different problem of the steel ball impact force that brings of swing radius nonconformity to can ensure the amplitude of fluctuation and reach unanimity, make the uniformity of instrument parameter have the assurance.
Description
Technical field
This utility model belongs to super hard abrasive technical field of quality detection and in particular to a kind of impact flexibility of stable performance
Analyzer.
Background technology
Impact flexibility is an important indicator of super hard abrasive quality good or not.Impact toughness test instrument is detection super hard abrasive
The instrumentation of impact flexibility.De Beers company earliest using the impact toughness test instrument of similar wobbler, through for many years
Development, abroad adopts drag link impact toughness test instrument now.Domestic current standard JB/T10987-2010《Superhard
Abrasive material impact toughness of artificial diamond assay method》Employ impact toughness test instrument mutually isostructural with overseas equipment, it will
The pendulum radius seeking test tube is not less than 100mm and tends to infinitely great（Perfect condition is coupon linear motion）, amplitude of fluctuation 8mm
±0.02mm.Impact toughness test instrument is made up of frame, motor, eccentric, connecting rod, rocking arm, test tube, controller.Motor rotates
Test tube reciprocally swinging, the rotating speed of controller controlled motor and number of revolutions are driven by eccentric, connecting rod, rocking arm, fills in test tube
There are sample and steel ball, test tube reciprocally swinging makes steel ball produce impact to sample.
There is problems with the structure of existing impact toughness test instrument：1st, the impulsive force that abrasive material is subject to is different.Different sets
As long as its pendulum radius standby is that conformance with standard requires not less than 100mm, the difference of pendulum radius leads to during work in hunting frequency
When identical, the acceleration of steel ball is different with movement locus, and then the impulsive force that steel ball produces is different.2nd, amplitude of fluctuation is difficult to ensure
And measurement.Movement locus using its coupon of drag link are circular arcs it is ensured that the horizontal hunting amplitude of developmental tube
The requirement reaching 8mm ± 0.02mm is very difficult, and the movement locus of circular arc due to measurement position not fixation lead to amplitude of fluctuation
Degree is difficult accurate measurement.3rd, amplitude of fluctuation can not be adjusted.Existing instrument all no amplitude of fluctuation governor motions, only lean on machining accuracy
Ensure the precision of instrument amplitude of fluctuation, be as good as increasing the difficulty of apparatus processing..
Utility model content
This utility model, in order to solve the problems of the prior art, provides a kind of impact toughness test instrument of stable performance,
Solve the problems, such as that the inconsistent steel ball impulsive force brought of pendulum radius is different；Pendulum be can ensure that by the eccentric throw adjusting eccentric
Dynamic amplitude reaches unanimously, makes the concordance of instrument parameter have guarantee, and that can improve super hard abrasive impact flexibility testing result can
Compare property；Reduce the difficulty of processing of eccentric.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that：A kind of impact flexibility of stable performance
Analyzer, it includes being arranged on motor in frame, and electric machine shaft driving is connected with eccentric, and described eccentric is variable eccentric,
The position deviateing its center of circle on variable eccentric offers T-slot, and length being radially arranged along variable eccentric of T-slot is T-shaped
The depth of groove is axially arranged along variable eccentric, arranges T-shaped axle in T-slot；On variable eccentric, the length along T-slot extends
Line offers regulation screwed hole, adjusts outside screwed hole connection T-slot and variable eccentric, adjusts screw thread in the hole and is equipped with regulation
Screw；T-shaped axle position offers fixing screwed hole on the axis body outside in T-slot, outside fixing screwed hole connection T-slot and T-shaped axle
Portion, arranges fixing screws in fixing screwed hole；
It is correspondingly arranged on slide block, slide block and frame are passed through to be fixedly installed at the radial direction side that variable eccentric is located on frame
Slide in frame connects, and slide block is fixedly installed locating shaft corresponding with T-shaped axle, locating shaft is passed through with T-shaped axle
Connecting rod connects, and the one end of connecting rod is set on locating shaft and is rotated with it and is connected, and the other end of connecting rod is set in T-shaped axle position
Rotate on axis body outside in T-slot and with it and be connected.
Coupon installing rack is provided with described slide block.
It is provided with bearing between described connecting rod and locating shaft, arrange between the connecting rod and T-shaped axle position axis body outside in T-slot
There is bearing.
Described slide block, guide rail and coupon installing rack are equipped with many sets, wherein, by pull bar rigidity between adjacent sliders
Connect.
The beneficial effects of the utility model are：
This utility model thoroughly solves the problems, such as that the inconsistent steel ball impulsive force brought of pendulum radius is different；By adjustment
The eccentric throw of eccentric can ensure that amplitude of fluctuation reaches unanimously, makes the concordance of instrument parameter have guarantee, can improve superhard abrasive
The comparability of material impact flexibility testing result；Reduce the difficulty of processing of eccentric.
Described slide block, guide rail and the many sets of coupon installing rack setting, wherein, are rigidly connected by pull bar between adjacent sliders
Connect, can be with the multiple coupon of once mounting by this design, test multiple samples of one sample or the examination of multiple sample simultaneously
Sample, makes one sample tests of test have repeatability, the test result of multiple samples has comparability.
Brief description
Fig. 1 is the front view of embodiment one；
Fig. 2 is the top view of embodiment one；
Fig. 3 is A A generalized section in Fig. 1；
Fig. 4 is the top view of embodiment two.
Specific embodiment
Below in conjunction with accompanying drawing, specific embodiment of the present utility model is elaborated.
Embodiment one：
As shown in Figure 1 to Figure 3, the impact toughness test instrument of a kind of stable performance of the present utility model, it includes being arranged on
Motor 6 in frame 4, motor shaft 7 is connected with variable eccentric 13, and the position that variable eccentric 13 deviates its center of circle opens up
There is a T-slot 15, length being radially arranged along variable eccentric of T-slot 15, the depth of T-slot 15 is along the axial direction of variable eccentric
Setting, arranges T-shaped axle 11 in T-slot 15；On variable eccentric 13, the length extension line along T-slot 15 offers regulation screwed hole
16, adjust outside screwed hole 16 connection T-slot 15 and variable eccentric 13, adjust in screwed hole 16 and be equipped with adjusting screw 14；T
Profile shaft 11 is located at and offers fixing screwed hole 17 on the outside axis body of T-slot 15, fixing screwed hole 17 connect T-slot 15 with T-shaped
Outside axle 11, in fixing screwed hole 17, arrange fixing screws 12.
It is correspondingly arranged on slide block 3, slide block 3 and frame 4 are passed through solid at the radial direction side that variable eccentric 13 is located on frame 4
Surely the guide rail 2 being arranged in frame 4 is slidably connected, and slide block 3 is fixedly installed locating shaft 9 corresponding with T-shaped axle 11, locating shaft
9 are connected by connecting rod 5 with T-shaped axle 11, the one end of connecting rod 5 be set on locating shaft 9 and with rotate be connected, connecting rod 5 another
End is set in T-shaped axle 11 and is located on the axis body outside T-slot 15 and is rotated with it and is connected.
Coupon installing rack 18 is provided with slide block 3, coupon installing rack 18 is placed coupon 1.
It is provided with bearing 8, connecting rod 5 is located at the axis body outside T-slot 15 with T-shaped axle 11 between described connecting rod 5 and locating shaft 9
Between be provided with bearing 10, the setting of bearing 8,10 improves power transfer efficiency, reduces parts loss.
In this utility model, motor 6, guide rail 2 are fixed in frame 4, and variable eccentric 13 is fixed on the motor shaft 7 of motor 6
On, connecting rod 5 one end is passed through bearing 10, T-shaped axle 11 and variable eccentric 13 and is connected, and the other end passes through bearing 8, locating shaft 9 and slides
Block 3 connects, and slide block 3 moves along a straight line along the guide rail 2 being fixed in frame 4, and the coupon that coupon 1 is fixed on slide block 3 is installed
Frame 18.T-shaped axle 11, adjusting screw 14, fixing screws 12 are provided with variable eccentric 13；Variable eccentric 13 is diametrically
Have T-slot 15, T-shaped axle 11 loads T-slot 15 and can move in T-slot 15；On variable eccentric 13, T-slot is not led to part and is set
There is regulation screwed hole 16；Adjusting screw 14 passes through and adjusts screwed hole 16 adjusting the eccentric throw of T-shaped axle 11, on T-shaped axle 11 equipped with
Fixing screws 12.Adjust T-shaped axle 11 eccentric throw when, the fixing screws 12 on T-shaped axle 11 are unclamped, twist adjusting screw 14
Adjust the eccentric throw of T-shaped axle 11, after adjusting, tighten the fixing screws 12 on T-shaped axle 11, by fixing for T-shaped axle 11 locking.
This utility model thoroughly solves the problems, such as that the inconsistent steel ball impulsive force brought of pendulum radius is different；By adjustment
The eccentric throw of eccentric can ensure that amplitude of fluctuation reaches unanimously, makes the concordance of instrument parameter have guarantee, can improve superhard abrasive
The comparability of material impact flexibility testing result；Reduce the difficulty of processing of eccentric.
Embodiment two：
As shown in figure 4, this embodiment is with the difference of embodiment one：Described slide block 3, guide rail 2 and coupon peace
Shelve 18 and be equipped with least two sets, wherein, be rigidly connected by pull bar 19 between adjacent sliders 3.
Multiple samples of one sample or multiple sample with the multiple coupon of once mounting, can be tested by this design simultaneously
Sample, make one sample tests of test have repeatability, the test result of multiple samples has comparability.
Above example is only in order to illustrative and not limiting the technical solution of the utility model, although reference above-described embodiment pair
This utility model has been described in detail, it will be understood by those within the art that：Still this utility model can be entered
Row modification or equivalent, without deviating from any modification or partial replacement of spirit and scope of the present utility model, it all should
Cover in the middle of right of the present utility model.
Claims (4)
1. the impact toughness test instrument of a kind of stable performance, it includes being arranged on motor in frame, and electric machine shaft driving is connected with partially
Heart wheel it is characterised in that：Described eccentric be variable eccentric, variable eccentric deviates its center of circle position offer T-shaped
Groove, length being radially arranged along variable eccentric of T-slot, the depth of T-slot is axially arranged along variable eccentric, T-slot
The T-shaped axle of interior arranging；On variable eccentric, the length extension line along T-slot offers regulation screwed hole, adjusts screwed hole connection T-shaped
Outside groove and variable eccentric, adjust screw thread in the hole and be equipped with adjusting screw；T-shaped axle position opens up on the axis body outside in T-slot
There is fixing screwed hole, outside fixing screwed hole connection T-slot and T-shaped axle, in fixing screwed hole, arrange fixing screws；
It is correspondingly arranged on slide block, slide block and frame are by being fixedly installed on machine at the radial direction side that variable eccentric is located on frame
Slide on frame connects, and slide block is fixedly installed locating shaft corresponding with T-shaped axle, and locating shaft passes through connecting rod with T-shaped axle
Connect, the one end of connecting rod is set on locating shaft and is rotated with it and is connected, and the other end of connecting rod is set in T-shaped axle position in T
Rotate on axis body outside type groove and with it and be connected.
2. stable performance according to claim 1 impact toughness test instrument it is characterised in that：It is provided with described slide block
Coupon installing rack.
3. stable performance according to claim 1 and 2 impact toughness test instrument it is characterised in that：Described connecting rod with fixed
It is provided with bearing, connecting rod and T-shaped axle position are provided with bearing between the axis body outside in T-slot between the axle of position.
4. stable performance according to claim 3 impact toughness test instrument it is characterised in that：Described slide block, guide rail and
Coupon installing rack is equipped with many sets, wherein, is rigidly connected by pull bar between adjacent sliders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620903080.6U CN205941239U (en) | 2016-08-19 | 2016-08-19 | Impact toughness apparatus of stable performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620903080.6U CN205941239U (en) | 2016-08-19 | 2016-08-19 | Impact toughness apparatus of stable performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205941239U true CN205941239U (en) | 2017-02-08 |
Family
ID=57946919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620903080.6U Expired - Fee Related CN205941239U (en) | 2016-08-19 | 2016-08-19 | Impact toughness apparatus of stable performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205941239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801810A (en) * | 2018-07-19 | 2018-11-13 | 南京航空航天大学 | A kind of flexible wire reverse torsion machine |
| CN109269920A (en) * | 2018-08-02 | 2019-01-25 | 北矿科技股份有限公司 | It is a kind of for measuring the test device of multi-pole magnet-ring toughness |
-
2016
- 2016-08-19 CN CN201620903080.6U patent/CN205941239U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801810A (en) * | 2018-07-19 | 2018-11-13 | 南京航空航天大学 | A kind of flexible wire reverse torsion machine |
| CN109269920A (en) * | 2018-08-02 | 2019-01-25 | 北矿科技股份有限公司 | It is a kind of for measuring the test device of multi-pole magnet-ring toughness |
| CN109269920B (en) * | 2018-08-02 | 2024-05-10 | 北矿科技股份有限公司 | Testing device for measuring impact toughness of multipolar magnetic ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20200819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |