CN104155197B - Electrically controlled impact tester - Google Patents
Electrically controlled impact tester Download PDFInfo
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- CN104155197B CN104155197B CN201410328738.0A CN201410328738A CN104155197B CN 104155197 B CN104155197 B CN 104155197B CN 201410328738 A CN201410328738 A CN 201410328738A CN 104155197 B CN104155197 B CN 104155197B
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- push rod
- gear
- runner
- spring
- gear housing
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Abstract
The invention discloses an electrically controlled impact tester. The electrically controlled impact tester comprises a plunger type cylinder, a gear, a force accumulation spring, a push rod and a worktable; a rack is horizontally connected to the piston rod of the plunger type cylinder; the rack is arranged above the gear and engaged with the gear; the gear comprises a gear housing and a turning wheel; the turning wheel is arranged in the gear housing and capable of rotating in the gear housing; a groove is formed in the turning wheel; an internal tooth block connected by use of a pin shaft is arranged in the groove; the bottom of the internal tooth block is cambered; a spring rod is arranged at the central axis of the turning wheel; one end of the spring rod extends into the cambered part of the internal tooth block; the spring rod is controlled to rotate by a permanent magnet and an electromagnetic coil; the tail end of the push rod is connected with the force accumulation spring; the push rod is connected with the turning wheel by use of a string; a collision head is arranged on the top of the push rod; the worktable is arranged under the push rod. The electrically controlled impact tester has the advantages that while the influence of hydraulic damping during testing is eliminated, a testing structure is adjusted according to observed test data, and therefore, the operation convenience of the test is effectively improved and the requirements of impact tests with a plurality of variables can be met.
Description
Technical field
The present invention relates to a kind of automatically controlled collision tester, belong to mechanical engineering technical field.
Background technology
How research and development currently, with respect to product develop along the direction of safety, energy-saving and environmental protection with producing, and among these, pacify
The attention degree of full property has obviously been scheduled on first place by Ge great producer, and reliability of material is important as product safety Journal of Sex Research
One, deepened continuously, thus, for learning the protecting against shock performance of material requested, repeated impact testing machine arises at the historic moment,
In known testing machine, there are operating difficultiess more, in collision backhaul, there is hydraulic damping impact, inconsistent with actual collision effect
The problems such as, the science of test requirements document is difficult to adapt to require, for this reason, urgent need is a kind of can effectively improve the easy to operate of test
Property, adapt to the testing machine of the crash tests demand of multiple variables.
Content of the invention
For above-mentioned technical problem, the purpose of the present invention is: proposes a kind of automatically controlled collision tester, Neng Gou
While eliminating hydraulic damping impact in test, according to the experimental data observing, experimental configuration is adjusted, effectively carries
The high operation convenience of test, adapts to the crash tests demand of multiple variables.
The technical solution of the present invention is achieved in that a kind of automatically controlled collision tester, including plunger case, gear,
Power spring, push rod and workbench；On the piston rod of described plunger case, level connection joint has tooth bar；Described tooth bar is arranged on gear
Engage just and with gear；Described gear includes gear housing and runner；Described runner is arranged in gear housing and can be in gear
Rotate in housing；Described runner is provided with groove；It is provided with the internal tooth block connecting by bearing pin in described groove；Described internal tooth block bottom
Portion arranges camber；The central axis of described runner are provided with spring lever；Described spring lever one end is stretched at internal tooth block arc, controls
The activity of runner and gear housing and fixation；Described spring lever is rotated by permanent magnet and solenoid controlled；The tail of described push rod
End connects power spring；Described push rod is connected with runner by cord；The top of described push rod is provided with rams；Described workbench sets
Put the underface in push rod；During work, the piston rod of plunger case stretches out makes tooth bar move, thus driving pinion rotation, now, interior
Tooth block makes gear housing rotate together with runner with the fixation of spring lever phase, and runner pulls cord so that push rod is increased, power spring quilt
Compression storage power, rams elevated, is in and treats collision status；When solenoid is passed through electric current, permanent magnet drives spring lever to rotate,
Internal tooth block and runner is made to become active state, runner is no longer subject to gear housing to hinder and rotate, and the cord being connected with runner is loosened,
Power spring discharges downwards potential energy, makes push rod move downward collision setting workpiece on the table.
Preferably, described tooth bar is provided with slide block；Described slide block is arranged on the guide rail being coordinated with it.
Preferably, described guide rail one end is provided with scroll spring；It is connected with tough steel band between described slide block and scroll spring.
Preferably, described workbench side is provided with position sensor, for detecting position of raming.
Due to the utilization of technique scheme, the present invention compared with prior art has the advantage that
A kind of automatically controlled collision tester of the present invention, by being connected with tooth bar, tooth bar and tooth on the piston rod of plunger case
Wheel is meshed and push rod tail end is connected power spring, and push rod is connected with runner by cord, and push rod top is provided with rams, work
Platform is arranged on the underface of push rod, during measurement collision, active force is put aside in power spring, then controls push rod by institute by gear
Pressure accumulation power is applied on workpiece through push rod and raming, and realizes collision；In eliminating test while hydraulic damping impact, according to sight
The experimental data measured, is adjusted to experimental configuration, effectively raises the operation convenience of test, adapts to multiple variables
Crash tests demand.
Brief description
Below in conjunction with the accompanying drawings technical solution of the present invention is described further:
Accompanying drawing 1 is the schematic diagram of a kind of automatically controlled collision tester of the present invention；
Accompanying drawing 2 is the gear internal schematic diagram of a kind of automatically controlled collision tester of the present invention；
Accompanying drawing 3 is the gear internal stationary state figure of a kind of automatically controlled collision tester of the present invention；
Accompanying drawing 4 is the gear internal active state figure of a kind of automatically controlled collision tester of the present invention.
Wherein: 1, plunger case；2nd, gear；3rd, power spring；4th, push rod；5th, workbench；6th, piston rod；7th, tooth bar；8th, thin
Rope；9th, ram；10th, slide block；11st, guide rail；12nd, scroll spring；13rd, tough steel band；14th, position sensor；15th, hydraulic control system
System；16th, gear housing；17th, runner；18th, spring lever；19th, bearing pin；20th, internal tooth block；21st, permanent magnet；22nd, solenoid；23、
Groove.
Specific embodiment
The present invention to be described below in conjunction with the accompanying drawings.
As accompanying drawing 1-4 show a kind of automatically controlled collision tester of the present invention, including plunger case 1, gear 2, store power
Spring 3, push rod 4 and workbench 5；On the piston rod 6 of described plunger case 1, level connection joint has tooth bar 7, and tooth bar 7 is arranged on gear 2
Engage just and with gear 2, move to carry moving gear 2 to rotate by tooth bar 7；Described gear 2 includes gear housing 16, runner 17；
Described runner 17 is arranged in gear housing 16 and can rotate in gear housing 16；Described runner 17 is provided with groove 23；Institute
State and in groove 23, be provided with the internal tooth block 20 connecting by bearing pin 19；Described internal tooth block 20 bottom arranges camber；Described runner 17
Central axis be provided with spring lever 18；Described spring lever 18 one end is stretched at internal tooth block 20 arc, controls runner 17 and gear hub
The activity of body 16 and fixation；Described spring lever 18 controls rotation by permanent magnet 21 and solenoid 22；The tail end of described push rod 4 is even
Connect power spring 3；Push rod 4 is connected with gear 2 by cord 8；The top of described push rod 4 is provided with rams 9, and workbench 5 is arranged on
The underface of push rod 4, gear 2 pulls power spring 3 compression storage power；On described tooth bar 7, slide block 10 is installed；Described slide block 10 is pacified
It is contained on the guide rail 11 coordinating with it；Described guide rail 11 one end is provided with scroll spring 12；Described slide block 10 and scroll spring 12 it
Between be connected with tough steel band 13；Described workbench 5 side is provided with position sensor 14, for detecting 9 positions of raming；Described plunger case
1 controls the motion of piston rod by hydraulic control system 15, and hydraulic control system 15 is prior art, and the present invention is not repeated and retouches
State.
During work, plunger case 1, under the control of hydraulic control system 15, promotes tooth bar 7 mobile, thus carrying moving gear to the left
2 rotate counterclockwise, and now, internal tooth block 20 is mutually fixed with spring lever 18, and internal tooth block 20 end face is stuck on gear housing 16 inwall,
Runner 17 is made to rotate counterclockwise together with gear housing 16, cord 8 is tightened up by runner 17, power spring 3 compresses storage power, rams 9
Elevated, wait to collide；Under program control, solenoid 22 is passed through reverse current, and permanent magnet 21 is in the work of solenoid 22
Under firmly, spring lever 18 is allocated under active state, now, the end face of internal tooth block 20 is mutually movable with gear housing 16, runner
17 turn clockwise is no longer influenced by the obstruction of gear housing 16, rotates clockwise, and the cord 8 being connected with runner 17 is loosened, and stores
Power spring 3 discharges downwards potential energy, and push rod 4 under spring force, starts to carry out crash tests to workpiece, in eliminating test
While hydraulic damping impact, according to the experimental data observing, experimental configuration is adjusted, workbench 5 side is provided with position
Put sensor 14, for detecting 9 positions of raming, adjust overall structure according to different situations and material.
For ensureing that tooth bar 7 can be along linear slide, mounted thereon have slide block 10 and guide rail 11, slide block 10 end and right side
Scroll spring 12 connected with elongated tough steel band 13 it is ensured that completing and during oil pressure off-load in shock, make the piston rod of plunger case 1
Automatically rebound.
The present invention passes through to be connected with tooth bar 7 on the piston rod 6 of plunger case 1, and tooth bar 7 is meshed with gear 2 and by push rod 4
Tail end connects power spring 3, and push rod 4 is connected with gear 2 by cord 8, and push rod 4 top is provided with rams 9, and workbench 5 is arranged on
Push rod 4 and ram 9 underface, measurement collision when, active force is put aside in power spring 3, then push rod 4 is controlled by gear 2
Institute's pressure accumulation power 9 is applied on workpiece through push rod 4 and raming, realizes collision；In eliminating test while hydraulic damping impact,
According to the experimental data observing, experimental configuration is adjusted, effectively raises the operation convenience of test, adapt to many
Plant the crash tests demand of variable.
Above-described embodiment only technology design to illustrate the invention and feature, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and is carried out, and can not be limited the scope of the invention with this, all according to the present invention
Equivalence changes or modification that spirit is made, all should cover within the scope of the present invention.
Claims (2)
1. a kind of automatically controlled collision tester it is characterised in that: include plunger case, gear, power spring, push rod and workbench；Institute
Stating level connection joint on the piston rod of plunger case has tooth bar；Described tooth bar is arranged on above gear and is engaged with gear；Described gear
Including gear housing and runner；Described runner is arranged in gear housing and can rotate in gear housing；Set on described runner
Fluted；It is provided with the internal tooth block connecting by bearing pin in described groove；Described internal tooth block bottom arranges camber；Described runner
Central axis are provided with spring lever；Described spring lever one end is stretched at internal tooth block arc, control the activity of runner and gear housing with
Fixing；Described spring lever is rotated by permanent magnet and solenoid controlled；The tail end of described push rod connects power spring；Described push rod
It is connected with runner by cord；The top of described push rod is provided with rams；Described workbench is arranged on the underface of push rod；Work
When, the piston rod of plunger case stretches out makes tooth bar move, thus driving pinion rotation, now, internal tooth block is made with the fixation of spring lever phase
Gear housing is rotated together with runner, and runner pulls cord so that push rod is increased, and power spring is compressed storage power, ramed elevated,
It is in and treat collision status；When solenoid is passed through electric current, permanent magnet drives spring lever to rotate, and so that internal tooth block is become with runner and survives
Dynamic state, runner is no longer subject to gear housing to hinder and rotate, and the cord being connected with runner is loosened, and power spring discharges downwards gesture
Can, make push rod move downward collision setting workpiece on the table；On described tooth bar, slide block is installed；Described slide block is arranged on
On the guide rail coordinating with it；Described workbench side is provided with position sensor, for detecting position of raming.
2. as claimed in claim 1 a kind of automatically controlled collision tester it is characterised in that: described guide rail one end is provided with scrollwork bullet
Spring；It is connected with tough steel band between described slide block and scroll spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410328738.0A CN104155197B (en) | 2014-07-11 | 2014-07-11 | Electrically controlled impact tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410328738.0A CN104155197B (en) | 2014-07-11 | 2014-07-11 | Electrically controlled impact tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104155197A CN104155197A (en) | 2014-11-19 |
| CN104155197B true CN104155197B (en) | 2017-01-25 |
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ID=51880758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410328738.0A Active CN104155197B (en) | 2014-07-11 | 2014-07-11 | Electrically controlled impact tester |
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| CN (1) | CN104155197B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101892399B1 (en) * | 2017-08-31 | 2018-08-27 | 경기대학교 산학협력단 | Concrete fire damage depth measuring device with multi aligned array senser |
| CN110411857B (en) * | 2019-08-27 | 2022-01-14 | 河北飞宇体育发展有限公司 | Steel part bending strength detection device with adjustable dynamics is convenient for it is spacing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2794020Y (en) * | 2004-08-30 | 2006-07-05 | 王建国 | Miniature controllable switching permanent magnetic synchronous motor |
| US7360393B1 (en) * | 2006-11-03 | 2008-04-22 | Honda Motor Company, Ltd. | Methods and apparatus for measuring impact toughness of a tie rod end |
| CN201259485Y (en) * | 2008-08-25 | 2009-06-17 | 中国船舶重工集团公司第七○三研究所 | Small amplitude collision abrasion test machine |
| CN102081006A (en) * | 2009-11-28 | 2011-06-01 | 比亚迪股份有限公司 | Damping generating device |
| CN204008343U (en) * | 2014-07-11 | 2014-12-10 | 苏州市职业大学 | A kind of automatically controlled collision tester |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040261493A1 (en) * | 2003-06-25 | 2004-12-30 | Lee Kun Ta | Adjustable cushioning device for impact tester |
-
2014
- 2014-07-11 CN CN201410328738.0A patent/CN104155197B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2794020Y (en) * | 2004-08-30 | 2006-07-05 | 王建国 | Miniature controllable switching permanent magnetic synchronous motor |
| US7360393B1 (en) * | 2006-11-03 | 2008-04-22 | Honda Motor Company, Ltd. | Methods and apparatus for measuring impact toughness of a tie rod end |
| CN201259485Y (en) * | 2008-08-25 | 2009-06-17 | 中国船舶重工集团公司第七○三研究所 | Small amplitude collision abrasion test machine |
| CN102081006A (en) * | 2009-11-28 | 2011-06-01 | 比亚迪股份有限公司 | Damping generating device |
| CN204008343U (en) * | 2014-07-11 | 2014-12-10 | 苏州市职业大学 | A kind of automatically controlled collision tester |
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| Publication number | Publication date |
|---|---|
| CN104155197A (en) | 2014-11-19 |
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