CN202195989U - Energy-variable pendulum impact testing machine - Google Patents
Energy-variable pendulum impact testing machine Download PDFInfo
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- CN202195989U CN202195989U CN2011203300194U CN201120330019U CN202195989U CN 202195989 U CN202195989 U CN 202195989U CN 2011203300194 U CN2011203300194 U CN 2011203300194U CN 201120330019 U CN201120330019 U CN 201120330019U CN 202195989 U CN202195989 U CN 202195989U
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- pendulum
- swing arm
- charpy impact
- tester according
- change energy
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Abstract
The utility model provides an energy-variable pendulum impact testing machine. The impact testing machine comprises a main body, a pendulum shaft arranged on the main body and a pendulum bob sleeved on the pendulum shaft, as well as a driving mechanism, a hanging arm and a linkage mechanism, wherein the hanging arm is pivoted with the pendulum shaft; a rotation surface of the pendulum shaft is parallel with a rotation surface of the pendulum bob; the driving mechanism is connected with the hanging arm, and drives the hanging arm to rotate; the linkage mechanism is arranged on the hanging arm; and the hanging arm applies a force to the pendulum bob to drive the pendulum bob to synchronously rotate via the linkage mechanism or separates from the pendulum bob. The utility model has the benefits that the hanging arm generates the force to the pendulum bob via the linkage mechanism to enable the pendulum bob to rotationally raise by a certain angle to complete swing motion, so as to realize stepless impact energy variation, and lower the requirement on torsional rigidity of the pendulum shaft.
Description
Technical field
The utility model relates to the testing apparatus of material anti-impact force, particularly a kind of change energy Charpy impact machine tester that can change impact energy.
Background technology
In order to test the shock resistance of different size material or unlike material material, often adopt impulse test, promptly impact this material with different energy, analyze the shock resistance that draws material then.In impulse test, most critical just provide different impact energys, promptly different nominal energy.
For different impact energys is provided; Have a kind of pendulum that passes through the different quality of replacing testing machine now, change the impact energy of pendulum, the quality of pendulum has multiple; The pendulum of the corresponding certain mass of certain impact energy, the quality that when the different impact energy of needs, changes pendulum gets final product.The mode of this change different quality pendulum needs the pendulum of artificial frequent change different quality, and labour intensity is big, work efficiency is low, and particularly when changing the pendulum of big quality, very difficulty seems.
Also have a kind of testing machine of hitching pendulum device that has, one hitches the pendulum device correspondence makes pendulum certain angle of kicking up, and obtains corresponding impact energy more; Hitch pendulum device correspondence a plurality of different angles of kicking up more, obtain a plurality of different impact energys, need promptly to impact getting final product with the pendulum of its corresponding angle with which impact energy.This set is hitched the mode of swing arm more, need not change the quality of hanging swing arm, but corresponding impact energy has level, and progression has satisfied not the test demand very little; Progression is too many, causes that testing machine structure is too complicated, cost is too high.
Simultaneously, existing impact testing machine, it raises pendulum all is through series connection clutch coupling and reductor on balance staff, directly drives balance staff then and rotates, and drives the pendulum that is fixedly connected on balance staff through balance staff again.This pendulum mode of raising is feasible on the testing machine of less energy, still, is not all right for the testing machine of macro-energy, because the moment of torsion of balance staff is very big when raising pendulum, clutch coupling has satisfied not demand, and requires very high to the torsional rigidity of balance staff.
The utility model content
In order to solve above-mentioned existing technical matters; The utility model provides a kind of change energy Charpy impact machine tester; It adopts the extension swing arm to force in pendulum through interlinked mechanism, thereby is being with pendulum to rotate the rising certain angle, accomplishes and raises the swing work; Realize the stepless change impact energy, and the torsional rigidity of balance staff is had no special requirements.
The utility model solves above-mentioned existing technical matters, a kind of change energy Charpy impact machine tester is provided, the pendulum that it comprises main body, is arranged at the balance staff of said main body and is sheathed on said balance staff; Said testing machine also comprises driving mechanism, hangs swing arm and interlinked mechanism; Said extension swing arm is articulated in said balance staff; The rotational plane of said extension swing arm is parallel to the rotational plane of said pendulum; Said driving mechanism is connected with said extension swing arm, is being with said extension swing arm to rotate; Said interlinked mechanism is arranged at said extension swing arm, and said extension swing arm is rotated synchronously through the said pendulum of the said interlinked mechanism application of force and perhaps broken away from said pendulum.
The utility model improvement further is described below.
Said interlinked mechanism comprises drive division and hook; Said drive division band said hook and is caught on or break away from said pendulum.
Said driving mechanism comprises power source and the gear train that is connected said power source, and the output terminal band of said gear train said extension swing arm and rotated.
Said power source is a motor; Said gear train is reductor, screw mandrel, slide unit and the connecting rod that is linked in sequence; Said connecting rod one end is articulated in said slide unit, the other end is articulated in said extension swing arm.
Said testing machine comprises guide rail, and said guide rail is arranged in said slide unit and laterally arranges with said screw mandrel.
Said screw mandrel and said guide rail vertically are provided with.
Said pendulum is fixedly connected on said balance staff.
The angle that said pendulum rotates is-135 degree～135 degree.
Said pendulum comprises rotating to be held and free end; Said hook catches on said pendulum, and said hook is near said free end.
Compared to prior art; The beneficial effect of the utility model is: adopt the extension swing arm to force in pendulum through interlinked mechanism, thereby be with pendulum to rotate the rising certain angle, accomplish to raise to swing and do; Realize the stepless change impact energy, and the torsional rigidity of balance staff is not had high requirement.
Driving mechanism realize to be hung swing arm rising certain angle, hangs swing arm and the same moved further of pendulum through the interlinked mechanism band, realizes the pendulum certain angle that raises up; Simultaneously, when pendulum arrived required angle, interlinked mechanism broke away from pendulum, and the free bottom impulse test of this pendulum material makes an experiment.
Description of drawings
Fig. 1 becomes the structural representation of energy Charpy impact machine tester for the utility model.
Fig. 2 is the diagrammatic cross-section of testing machine.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is further specified.
As depicted in figs. 1 and 2, a kind of change energy Charpy impact machine tester, the pendulum 12 that it comprises main body 1, is arranged at the balance staff 9 of main body 1 and is sheathed on balance staff 9, this main body 1 is the main installation basis of testing machine, it comprises structures such as base, support; Comprise the balance staff hole on the main body 1, this balance staff 9 is placed in this balance staff hole, carries the rotation of balance staff 9; Pendulum 12 from the free bottom of certain angle, when pendulum 12 turns to certain angle like this, has corresponding impact energy around the center line of balance staff 9, and when angle was big more, its impact energy that has was also big more.This testing machine also comprises driving mechanism, hangs swing arm 8 and interlinked mechanism; Hang swing arm 8 and be articulated in balance staff 9, the rotational plane of hanging swing arm 8 is parallel to the rotational plane of pendulum 12; Driving mechanism is connected with extension swing arm 8, is being with extension swing arm 8 to rotate; Interlinked mechanism is arranged at hangs swing arm 8, hangs swing arm 8 and perhaps breaks away from pendulum 12 through interlinked mechanism application of force pendulum 12 rotation synchronously.Adopt extension swing arm 8 to force in pendulum 12 through interlinked mechanism, thereby be with pendulum 12 to rotate the rising certain angles, accomplish to raise to swing and do, angle is stepless, also just realizes the stepless change impact energy, and the torsional rigidity of balance staff 9 is not had high requirement.Driving mechanism realize to be hung swing arm 8 rising certain angles, hangs swing arm 8 and pendulum 12 same moved further through the interlinked mechanism band, realizes pendulum 12 certain angle that raises up; Simultaneously, when pendulum 12 arrived required angle, interlinked mechanism broke away from pendulum 12, and these pendulum 12 free bottom impulse test materials make an experiment.
The interlinked mechanism of the utility model comprises drive division 11 and hook 10; Drive division 11 is being with and is being linked up with 10 and catch on or break away from pendulum 12.This drive division 11 is motor, cylinder or hydraulic cylinder, except adopting hook 10, also can adopt other can be equal to the structure that forces in pendulum 12 and rise synchronously with pendulum 12.
The driving mechanism of the utility model comprises power source 2 and the gear train that is connected power source 2, and this power source 2 can adopt the power take-off mechanism of knowing knowledge, for example: motor, cylinder or hydraulic cylinder; This gear train also can adopt the mechanical transmission mechanism of knowing knowledge.The output terminal band of the utility model gear train extension swing arm 8 and is rotated, and realizes hanging the certain angle that raises up of swing arm 8.In the utility model, this power source 2 is preferably motor; Gear train is preferably reductor 3, screw mandrel 4, slide unit 6 and the connecting rod 7 that is linked in sequence; Connecting rod 7 one ends are articulated in slide unit 6, the other end is articulated in and hangs swing arm 8; Motor output rotating torque is being with screw mandrel 4 to rotate through reductor 3; Screw mandrel 4 rotating bands slide unit 6 and are slidably reciprocated; Slide unit 6 is being with extension swing arm 8 to rotate through connecting rod 7, slide unit 6, connecting rod 7 and hang swing arm 8 and constitute a heterodromous crank slide unit 6 mechanisms.The screw mandrel 4 of the utility model is single or many, at this moment, can cooperate it that guide rail 5 is set, and this guide rail 5 is arranged in slide unit 6 and laterally arranges with screw mandrel 4.The gear train of the utility model can be holded up setting, and at this moment, screw mandrel 4 vertically is provided with guide rail 5.
Stop swinging for the ease of control pendulum 12; Preferably pendulum 12 is fixedly connected on balance staff 9, a braking mechanism 13 is set, when needs pendulum 12 is static near balance staff 9; Start braking mechanism 13 and realize stopping swinging (show like Fig. 2, do not show elements such as gear train in the figure) of pendulum 12.
The angle that the utility model pendulum 12 rotates be-135 degree～135 degree, and it is 0 degree that pendulum 12 is holded up when downward, and this angular range can satisfy conventional impact energy selection.
The utility model pendulum 12 comprises rotating to be held and free end; For the ease of being with pendulum 12 to raise up, hook 10 preferably catches on pendulum 12 near a free-ended end.
The principle of work of the utility model testing machine is: when pendulum 12 was in vertical position, power source 2 started, and through reductor 3 screw mandrel 4 was rotated, and had been with slide unit 6 to move downward along guide rail 5, again through connecting rod 7, extension swing arm 8 was clockwise rotated.When extension swing arm 8 turned to the left side of pendulum 12, power source 2 stopped, and drive division 11 starts, and hook 10 catches on pendulum 12.Then, power source 2 starts, and slide unit 6 moves upward, and hangs swing arm 8 and rotates counterclockwise, and is being with pendulum 12 to rotate counterclockwise, and realizes raising pendulum.When pendulum 12 rose to required angle, power source 2 stopped, and drive division 11 starts, and hook 10 breaks away from pendulum 12, and at this moment, pendulum 12 is freely falling body owing to lose supporting, with the certain energy impact specimen.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of the utility model.
Claims (9)
1. one kind becomes energy Charpy impact machine tester, the pendulum that it comprises main body, is arranged at the balance staff of said main body and is sheathed on said balance staff; It is characterized in that: said testing machine also comprises driving mechanism, hangs swing arm and interlinked mechanism; Said extension swing arm is articulated in said balance staff; The rotational plane of said extension swing arm is parallel to the rotational plane of said pendulum; Said driving mechanism is connected with said extension swing arm, is being with said extension swing arm to rotate; Said interlinked mechanism is arranged at said extension swing arm, and said extension swing arm is rotated synchronously through the said pendulum of the said interlinked mechanism application of force and perhaps broken away from said pendulum.
2. change energy Charpy impact machine tester according to claim 1, it is characterized in that: said interlinked mechanism comprises drive division and hook; Said drive division band said hook and is caught on or break away from said pendulum.
3. change energy Charpy impact machine tester according to claim 1 and 2 is characterized in that: said driving mechanism comprises power source and the gear train that is connected said power source, and the output terminal band of said gear train said extension swing arm and rotated.
4. change energy Charpy impact machine tester according to claim 3 is characterized in that: said power source is a motor; Said gear train is reductor, screw mandrel, slide unit and the connecting rod that is linked in sequence; Said connecting rod one end is articulated in said slide unit, the other end is articulated in said extension swing arm.
5. change energy Charpy impact machine tester according to claim 4, it is characterized in that: said testing machine comprises guide rail, said guide rail is arranged in said slide unit and laterally arranges with said screw mandrel.
6. change energy Charpy impact machine tester according to claim 5 is characterized in that: said screw mandrel and said guide rail vertically are provided with.
7. change energy Charpy impact machine tester according to claim 6, it is characterized in that: said pendulum is fixedly connected on said balance staff.
8. change energy Charpy impact machine tester according to claim 7 is characterized in that: the angle that said pendulum rotates is-135 degree～135 degree.
9. change energy Charpy impact machine tester according to claim 2 is characterized in that: said pendulum comprises rotating to be held and free end; Said hook catches on said pendulum, and said hook is near said free end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203300194U CN202195989U (en) | 2011-09-05 | 2011-09-05 | Energy-variable pendulum impact testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203300194U CN202195989U (en) | 2011-09-05 | 2011-09-05 | Energy-variable pendulum impact testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202195989U true CN202195989U (en) | 2012-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203300194U Expired - Lifetime CN202195989U (en) | 2011-09-05 | 2011-09-05 | Energy-variable pendulum impact testing machine |
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| Country | Link |
|---|---|
| CN (1) | CN202195989U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707031A (en) * | 2012-07-02 | 2012-10-03 | 湖南军成科技有限公司 | Automatic friction sensitivity instrument |
| CN102967511A (en) * | 2012-11-29 | 2013-03-13 | 哈尔滨工业大学 | Device and method for testing impact toughness of material |
| CN105675238A (en) * | 2015-12-21 | 2016-06-15 | 湖南三一路面机械有限公司 | Cantilever crane vibration test device |
-
2011
- 2011-09-05 CN CN2011203300194U patent/CN202195989U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707031A (en) * | 2012-07-02 | 2012-10-03 | 湖南军成科技有限公司 | Automatic friction sensitivity instrument |
| CN102967511A (en) * | 2012-11-29 | 2013-03-13 | 哈尔滨工业大学 | Device and method for testing impact toughness of material |
| CN102967511B (en) * | 2012-11-29 | 2014-10-15 | 哈尔滨工业大学 | Device and method for testing impact toughness of material |
| CN105675238A (en) * | 2015-12-21 | 2016-06-15 | 湖南三一路面机械有限公司 | Cantilever crane vibration test device |
| CN105675238B (en) * | 2015-12-21 | 2019-09-06 | 湖南三一路面机械有限公司 | A kind of vibration of arm experimental rig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120418 |
|
| CX01 | Expiry of patent term |