CN202793827U - Automatic force application tester for toy - Google Patents
Automatic force application tester for toy Download PDFInfo
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- CN202793827U CN202793827U CN 201220471672 CN201220471672U CN202793827U CN 202793827 U CN202793827 U CN 202793827U CN 201220471672 CN201220471672 CN 201220471672 CN 201220471672 U CN201220471672 U CN 201220471672U CN 202793827 U CN202793827 U CN 202793827U
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Abstract
The utility model discloses an automatic force application tester for a toy. The tester comprises a control box containing a control power device, a support platform arranged on the control box, a toy support device fixed on the support platform through bolts, a screw stander screw mandrel arranged above the support platform vertically, a force application device connected with a screw stander in parallel direction, a rigid metal round pressure head or metal pulling hook connected with a force application rod, a cylinder and a transmission device which are connected and drive the up-and-down movement of the force application rod, an encoder connected with a piston rod and driven by a transmission rack, a detection device connected with the force application rod for detecting the size of applied force, and a PLC (Programmable logic Controller) and an electric motor arranged inside the control box, wherein the controller is connected with the detection device.
Description
Technical field
The utility model relates to testing apparatus, is specifically related to the automatic application of force tester of a kind of toy.
Background technology
China is maximum in the world toy production and exported country, and the large states of toy productive consumption such as China and Europe, the United States, day have all worked out respectively strict toy testing standard.National toy technical specification of security GB6675, international standard ISO8124, European standard EN71-1, Unite States Standard (USS) ASTM F963-11, to toy carry out pressure, tensile test has corresponding requirement.As stipulating among the European standard EN71-1: if the accessible surface of any toy can not contact with the plane, will carry out pressure test in drop test or the test of tumbling.Pressure test requires: toy is placed on the horizontal rigid planar, toy part to be measured is placed on topmost.Apply the pressure of (110 ± 5) N to the part to be measured of toy for the hard metal dish of (30 ± 1.5) mm by diameter.In 5s, exert pressure gradually, keep 10s.Test, judge whether whether toys shell separates or break, produce palp finding, dangerous sharpened edge, dangerous sharp point or dangerous drive unit.Stipulate among the U.S. toy safety standard A STM F963-11: can be picked up with thumb and forefinger at least by children above the toy or all must carry out tensile test with any protrusion that tooth is bitten for one.Tensile test requires: the size of pulling force is determined according to the applicable age group of toy.Can not affect to the use that test component applies the anchor clamps of tensile load the complete combination between parts and the toy, charger must be a degree of accuracy for ± 0.5lb (± 2N), with instrument or other suitable instrument of self-indication.Sample is fixed on an easily position, necessary with suitable clamp test article or parts.The pulling force that requires must apply within 5 seconds equably, and is parallel to the main shaft of test component, keeps for 10 seconds again.Then must take off anchor clamps, second clamp test article or parts that are suitable for applying to the direction of vertical checkout parts main axis tensile load, the pulling force that requires must apply within 5 seconds equably, and perpendicular to the main shaft of test component, and kept for 10 seconds.
Present stage does not at home and abroad also develop the aut.eq. of toy test, and each large testing agency and Government Laboratory all are to adopt manual mode to toy pulling force, pressure test both at home and abroad, and by pull and push dynamometer, manual mode applies pulling force or pressure.The pull and push dynamometer that different toys standards need adopt difference to measure, so the pull and push dynamometer that a series of differences are measured need be prepared in the laboratory.Owing to be the manual mode application of force, because human factor can be brought larger error in test process, homogeneity and accuracy are had a greatly reduced quality in the application of force process, serious meeting affects test result in application of force process simultaneously.Simultaneously because the clamping of toy is very inconvenient under the manual mode, in the test process of being everlasting artificial destruction toy, had a strong impact on test result.If toy fragmentation when test also might produce harm to the personnel of closely experiment.And because each toy needs to carry out pulling force and pressure test, and perhaps there are a plurality of positions to need test on a toy, therefore the labour intensity under this manual mode is large, inefficiency, and this is the great bottleneck that the heavy mechanism for testing of portfolio faces.Therefore, not only workload is large for present this manual test method, and measure inaccurate, poor repeatability, error is large, subjective factor impact is large.
There are the following problems for present detection means:
1. manual mode is adopted in each large testing agency pulling force, pressure test entirely, so the laboratory need have a large amount of pull and push dynamometer;
2. test process is not easy control, homogeneity and poor stability in the application of force process;
3. test process is understood the artificial destruction toy;
4. if toy fragmentation when test also might produce harm to the personnel of closely experiment.
5. labour intensity is large, and detection efficiency is low, can not fast detecting, waste a large amount of manpower and materials.
The utility model content
The problem that exists for overcoming prior art, the present invention proposes a kind of device that can carry out the test of the toy application of force, guarantees accuracy and the security of test.
The present invention adopts following technical scheme to realize: the automatic application of force tester of a kind of toy, it comprises: a control casing, inside is provided with PLC controller, servo-driver, servomotor and drive pulley, and the outside is provided with the touch display screen of the described PLC controller of control, servo-driver, servomotor and drive pulley running;
One bracing or strutting arrangement, include support platform, be arranged on the described control casing, support platform is provided with to clamp the clamp device of toy, also be provided with two parallel line slideways, vertical with support platform fixing by screw, two parallel line slideway outsides are provided with spiral frame screw mandrel, and fixed mount is connected with described spiral frame screw mandrel;
One force application apparatus includes application of force cylinder, is fixedly connected with described fixed mount, and application of force cylinder one end has force application rod, and the force application rod other end is connected with manometric head by link;
One gearing includes the tooth bar fixator, is fixedly connected with described link, and the tooth bar fixator is provided with tooth bar, and described fixed mount is provided with gear, and drive pulley drives the rack and pinion engaged transmission, thereby realizes moving up and down of fixed mount.
The size of the described force application apparatus institute application of force, stroke and application of force time are by the PLC controller in the described control box, servo-driver, servomotor, electric Proportion valve, scrambler and the control of companion's position transducer.
Described spiral frame screw mandrel lower end and fixed mount upper end are respectively equipped with position transducer.
The outer surface cover of described two parallel line slideways and spiral frame screw mandrel has spiral frame screw mandrel housing, the line slideway contact that its top is parallel with two, and support platform is fixed in the bottom.
The described force application rod other end is connected with the pulling force hook by link.
Described application of force cylinder bore is 50mm, and stroke is 100mm, and diameter of piston rod is 20mm, and maximum pressure is 1.0Mpa.
Described application of force cylinder is provided with scrambler.
Compared with prior art, the utlity model has following beneficial effect:
The automatic application of force tester of the toy that the utility model proposes can be realized the application of force test request of different toy safety standards, set different application of force parameters according to various criterion, select different manometric heads, finally realize American-European toys standard test request by PLC control ratio valve and pneumatic cylinder, make the easier control of test process, homogeneity and stability all obtain perfect the embodiment in the application of force process; Test process can the artificial destruction toy yet, the error that the injury that might cause when having avoided the tester to test and human factor produce, it is large to have overcome the labour intensity that existed in the former test, detection efficiency is low, can not fast detecting, waste the problems such as a large amount of manpower and materials, for the tests such as toy pressure, pulling force provide foundation.
The automatic application of force tester of this patent development and method can be good at solving the knotty problem in the toy safety check real work, can greatly improve the efficient of work for inspection, guarantee that testing result accurately, reliably; And have simple in structure, realize that cost is low, simple to operate, test safety and the high plurality of advantages of accuracy.
Description of drawings
Fig. 1 is the front view of this tester;
Fig. 2 is the right view of this tester;
Fig. 3 is this left view of this tester;
Fig. 4 is the vertical view of this tester;
Fig. 5 is the propulsion system sectional view of this tester;
Fig. 6 is this tester force control graph of a relation.
Wherein: 1, control casing; 11, touch display screen switch; 12, touch display screen;
2, support platform; 21, clamp device; 22, spiral frame screw mandrel; 23, line slideway; 24, fixed mount; 25, spiral frame housing;
31, position transducer; 32, scrambler;
4, application of force cylinder; 41, cylinder pore; 42, force application rod; 43, link; 44. nut;
5, servomotor; 51, drive pulley; 52, gear; 53, tooth bar; 54, tooth bar fixator.
Embodiment
Below in conjunction with specific embodiment this novel technical scheme is described in detail.
Extremely shown in Figure 5 such as Fig. 1, the automatic application of force tester of a kind of toy, it comprises: a control casing 1, inside is provided with PLC controller, servo-driver, servomotor 5 and drive pulley 51, and the outside is provided with the touch display screen of the described PLC controller of control, servo-driver, servomotor and drive pulley running;
One bracing or strutting arrangement, include support platform 2, be arranged on the described control casing 1, support platform is provided with to clamp the clamp device 21 of toy, also be provided with two parallel line slideways 23, vertical fixing with support platform 2 by screw, two parallel line slideway 23 outsides are provided with spiral frame screw mandrel 22, and fixed mount 24 is connected with described spiral frame screw mandrel 22;
One force application apparatus includes application of force cylinder 4, is fixedly connected with described fixed mount 24, and application of force cylinder 4 one ends have force application rod 42, and force application rod 42 other ends are connected with manometric head 45 by link 43;
One gearing includes tooth bar fixator 54, is fixedly connected with described link 43, tooth bar fixator 54 is provided with tooth bar 53, described fixed mount is provided with gear 52, drive pulley 51 band carry-over bars 53 and gear 52 engaged transmission, thus realize moving up and down of fixed mount 24.
The size of the described force application apparatus institute application of force, stroke and application of force time are by the PLC controller in the described control box, servo-driver, servomotor 5, electric Proportion valve, scrambler 32 and position transducer 31 controls.
Described spiral frame screw mandrel 22 lower ends and fixed mount 24 upper ends are respectively equipped with position transducer 31.
Described two parallel line slideways 23 have spiral frame screw mandrel housing 25 with spiral frame screw mandrel 22 outer surface covers, line slideway 23 contacts that its top is parallel with two, and support platform 2 is fixed in the bottom.
The described force application rod other end is connected with the pulling force hook by link 43.
Described application of force cylinder 41 diameters are 50mm, and stroke is 100mm, and diameter of piston rod is 20mm, and maximum pressure is 1.0Mpa.
Described application of force cylinder 41 is provided with scrambler 32.
With reference to US and European toys standard required pressure and tensile test:
U.S.'s toys standard requires:
By the automatic application of force tester of toy toy is carried out pressure test, before the test, toy is assessed, to determine the pressure test position of toy, if be that accessible surface can not contact with the plane on the toy, will carry out pressure test in drop test or the test of tumbling.Toy is positioned over toy clamps on the bracing or strutting arrangement 21, by corresponding anchor clamps toy is adjusted fixingly, make toy need carry out the pressure test surface over against manometric head 45 vertical direction.Because toy physical dimension is normally irregular, in operation, to utilize as much as possible clamp device 21.After toy is fixed, according to the toy selection standard, select relevant pressure head 45.Open touch display screen switch 11, touch display screen 12 is carried out the parameter setting that respective standard requires by " SETTING " button, as stipulating among the European standard EN71-1: apply the power size and be (110 ± 5) N, namely select " PRESS " of " PRESS/PULL " button, numerical value is set to 110.0N; Exert pressure gradually in 5s, namely " TIME1EV " button numerical value is set to 5.0s; Keep 10s, namely " HOLD TIME " button numerical value is set to 10.0s.
The concrete application of force test process of the automatic application of force tester of toy by touch display screen 12, be built in PLC controller in the control casing 1, servomotor 51, servo-driver, drive pulley 51, spiral frame screw mandrel 22 etc. and realize control.Can input test parameter by touch display screen 12, thus the speed that the force application apparatus that control spiral frame screw mandrel 22 drives rises and descends, can also input test parameter, controlled pressure head 45 rises from the toy surface or the parameter such as dropping distance.Behind PLC controller inbound pacing parameter and the distance parameter, by scrambler 32 displacement is changed into the rotating speed amount of motor, convert again pulse signal to and send to servo-driver control motor and accurately finish corresponding action.
During test, open the switch of control box, touch on the dark display screen 12 by " UP " at controller panel, " DOWN " indication key, force application rod 42 up/down are moved, be provided with two position transducers 31 above spiral frame screw mandrel 22 and the fixed mount 24 He below the line slideway 23, be used for determining the extreme position that force application apparatus moves up and down, purpose is used for cogging the belt gear that cogs with the screw mandrel lower end when force application apparatus is moved up and down by servomotor 5, prevents that maloperation from making force application apparatus surmount the limit of sports record position and clash into support platform 10 or bump spiral frame housing 8.When the sensor 31 of force application apparatus in-position, position transducer 31 sends stop signals to the PLC controller, thereby the PLC controller transmits control signal and stops motor 22 runnings and avoided maloperation.When force application rod 42 is adjusted to when just contacting the position with toy by corresponding " UP ", " DOWN " key stops, then press " START " key that touches screen display, the PLC controller according to input parameter to the electric Proportion valve transmitted signal, the actions such as open and close by the valve inner spool, produce output pressure, this pressure feeds back in the control loop by pressure transducer and scrambler 32, until output pressure and input signal are proportional, namely rely on the conversion between electric to control force application rod 42 and application of force cylinder 4 interior gaseous tensions, and then the size of the control application of force.For example: pressure test need to evenly apply pressure to 110.0N in 5s, and pressure keeps 10s constant.Computing formula according to the theoretical application of force of cylinder is:
The pneumatic cylinder diameter of tester type selecting is 50mm, the air pressure that can calculate the 110N that exerts pressure needs is 0.056MPa pressure, carry by PLC control electric Proportion valve and to stablize air pressure and can realize the control of exerting pressure to cylinder, because carry pressure transducer in the electric Proportion valve, meeting automatic monitoring and the pressure that feeds back in the cylinder, thereby the stability of assurance pressure.Can regulate force application rod by " UP ", " DOWN " key by 41 pressure releases of exhaust casing pore behind 10s, take out toy, this moment, whole test process finished.Whether the observation housing separates or breaks, and has judged whether palp finding, dangerous sharpened edge, dangerous sharp point or dangerous drive unit.
By the automatic application of force tester of toy toy is carried out tensile test, toy is positioned over is fixed on the toy clamp device 21, by fixing toy one end of corresponding chuck apparatus, this moment, replaceable manometric head 45 was replaced with metal pulling force hook (not providing among the figure), hang the tensile test anchor clamps at metal pulling force hook, with the toy clamping and by " UP ", " DOWN " indication key on the controller panel touch display screen 9, force application rod 42 up/down are moved, make and carry out two ends, tensile test position and remain on the same major axes orientation.After toy was fixed, applicable requirement determined that the size of pulling force carries out the parameter setting of corresponding requirements by " SETTING " button to touch display screen 12 according to toy.
The size of pulling force is determined according to the required tensile test standard of toy.The pulling force that requires must apply within 5 seconds equably, and is parallel to the main shaft of test component, keeps for 10 seconds again.Then take off anchor clamps, be suitable for clamp test article or the parts that vertical checkout parts main axis direction applies pulling force with second, the pulling force of requirement must apply within 5 seconds equably, and perpendicular to the main shaft of test component, and kept for 10 seconds.
Such as the touched full-size of stipulating among the European toy safety standard EN 71-1〉toy of 6mm: apply the power size and be 90N ± 2N, namely select " PULL " of " PRESS/PULL " button, numerical value is set to 90.0N; Apply gradually pulling force in 5s, namely " TIME1EV " button numerical value is set to 5.0s; Keep 10s, namely " HOLDTIME " button numerical value is set to 10.0s.Evenly apply pulling force in the 90.0N at 5s, the pulling force size keeps 10s constant.
During test, when force application rod 42 be adjusted to be fixed on the clamp device 21 toy just during vertical orientations by corresponding " UP ", " DOWN " key stops, then press " START " key that shows on the touch display screen 12, the PLC controller according to input parameter to the electric Proportion valve transmitted signal, the actions such as open and close by the valve inner spool, produce output pressure, and the exhaust airintake direction of control application of force cylinder 4, this pressure feeds back in the control loop by pressure transducer and scrambler 32, until output pressure and input signal are proportional, namely rely on the conversion between electric to control force application rod 42 and application of force cylinder 4 interior gaseous tensions, and then the size of the control application of force.For example: tensile test need to evenly apply pulling force to 90.0N in 5s, and pulling force keeps 10s constant.Computing formula according to the theoretical application of force of cylinder is:
The pneumatic cylinder diameter of tester type selecting is 50mm, piston diameter is 20mm, can calculate the air pressure that applies pulling force 90N needs is 0.0546Mpa, carry by PLC control electric Proportion valve and to stablize air pressure and can realize the control of exerting pressure to application of force cylinder 4, because carry pressure transducer in the electric Proportion valve, meeting automatic monitoring and the pressure that feeds back in the cylinder, thereby the stability of assurance pressure.Can regulate force application rod by " UP ", " DOWN " key by 41 pressure releases of exhaust casing pore behind 10s, take out toy, this moment, whole control procedure finished, and judged whether to produce finding, dangerous sharpened edge, dangerous sharp point.
It more than is all processes of toy being finished an application of force test.
For U.S.'s toys standard required pressure and tensile test, only need to change different manometric heads and apply different pulling force and pressure, pressure and pulling force according to standard-required carry out setting parameter, can draw required air pressure pressure values by calculating, control the realization test process by PLC and electric Proportion valve.
To sum up, the automatic application of force tester of the toy that the utility model proposes can be realized the application of force test request of different toy safety standards, set different application of force parameters according to various criterion, selected different application of force head, finally realize by electrical control, the easier control of test process, homogeneity and stability all obtain perfect the embodiment in the application of force process; Test process can the artificial destruction toy yet, the error that the injury that might cause when having avoided the tester to test and human factor produce, and the labour intensity that has existed in the test before having overcome is large, and detection efficiency is low, can not fast detecting, waste a large amount of manpower and materials.For the tests such as toy pressure, pulling force provide foundation.That the automatic application of force tester of the toy that the utility model proposes has is simple in structure, realize that cost is low, simple to operate, test safety and the high plurality of advantages of accuracy.
The above only is preferred embodiments of the present utility model, not in order to limiting the utility model, all any modifications of doing within spirit of the present utility model and principle, is equal to and replaces and improvement etc., all should be included within the protection domain of the present utility model.
Claims (6)
1. automatic application of force tester of toy is characterized in that described tester comprises:
One control casing, inside is provided with PLC controller, servo-driver, servomotor and drive pulley, and the outside is provided with the touch display screen of the described PLC controller of control, servo-driver, servomotor and drive pulley running;
One bracing or strutting arrangement, include support platform, be arranged on the described control casing, support platform is provided with to clamp the clamp device of toy, also be provided with two parallel line slideways, vertical with support platform fixing by screw, two parallel line slideway outsides are provided with spiral frame screw mandrel, and fixed mount is connected with described spiral frame screw mandrel;
One force application apparatus includes application of force cylinder, is fixedly connected with described fixed mount, and application of force cylinder one end has force application rod, and the force application rod other end is connected with manometric head by link;
One gearing includes the tooth bar fixator, is fixedly connected with described link, and the tooth bar fixator is provided with tooth bar, and described fixed mount is provided with gear, and drive pulley drives the rack and pinion engaged transmission, thereby realizes moving up and down of fixed mount.
2. the tester shown in according to claim 1, it is characterized in that: described spiral frame screw mandrel lower end and fixed mount upper end are respectively equipped with position transducer.
3. the tester shown in according to claim 1, it is characterized in that: the outer surface cover of described two parallel line slideways and spiral frame screw mandrel has spiral frame screw mandrel housing, and its top line slideway parallel with two contacts, and support platform is fixed in the bottom.
4. the tester shown in according to claim 1, it is characterized in that: the described force application rod other end is connected with the pulling force hook by link.
5. the tester shown in according to claim 1, it is characterized in that: described application of force cylinder bore is 50mm, and stroke is 100mm, and diameter of piston rod is 20mm, and maximum pressure is 1.0Mpa.
6. according to claim 1 or the tester shown in 5, it is characterized in that: described application of force cylinder is provided with scrambler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471672 CN202793827U (en) | 2012-09-17 | 2012-09-17 | Automatic force application tester for toy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471672 CN202793827U (en) | 2012-09-17 | 2012-09-17 | Automatic force application tester for toy |
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| CN202793827U true CN202793827U (en) | 2013-03-13 |
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| CN 201220471672 Expired - Fee Related CN202793827U (en) | 2012-09-17 | 2012-09-17 | Automatic force application tester for toy |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196683A (en) * | 2012-09-17 | 2013-07-10 | 深圳出入境检验检疫局玩具检测技术中心 | Toy automatic force application tester and test method thereof |
| CN108051299A (en) * | 2017-12-06 | 2018-05-18 | 湖南湘建检测有限公司 | A kind of brittleness construction material test device and its test method |
| CN110567696A (en) * | 2019-09-10 | 2019-12-13 | 适新科技（苏州）有限公司 | push-pull force testing system for shaft parts |
| CN114527068A (en) * | 2022-03-17 | 2022-05-24 | 扬州大学 | Organic glass casting molding bonding strength testing device and using method |
| CN116046374A (en) * | 2023-04-03 | 2023-05-02 | 常州洛源智能科技有限公司 | Test equipment and test method for servo driver |
-
2012
- 2012-09-17 CN CN 201220471672 patent/CN202793827U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196683A (en) * | 2012-09-17 | 2013-07-10 | 深圳出入境检验检疫局玩具检测技术中心 | Toy automatic force application tester and test method thereof |
| CN103196683B (en) * | 2012-09-17 | 2017-05-03 | 深圳出入境检验检疫局玩具检测技术中心 | Toy automatic force application tester and test method thereof |
| CN108051299A (en) * | 2017-12-06 | 2018-05-18 | 湖南湘建检测有限公司 | A kind of brittleness construction material test device and its test method |
| CN110567696A (en) * | 2019-09-10 | 2019-12-13 | 适新科技（苏州）有限公司 | push-pull force testing system for shaft parts |
| CN110567696B (en) * | 2019-09-10 | 2024-03-29 | 适新科技（苏州）有限公司 | Shaft part push-pull force testing system |
| CN114527068A (en) * | 2022-03-17 | 2022-05-24 | 扬州大学 | Organic glass casting molding bonding strength testing device and using method |
| CN114527068B (en) * | 2022-03-17 | 2024-03-01 | 扬州大学 | Device for testing bonding strength of organic glass casting molding and using method |
| CN116046374A (en) * | 2023-04-03 | 2023-05-02 | 常州洛源智能科技有限公司 | Test equipment and test method for servo driver |
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Granted publication date: 20130313 Termination date: 20130917 |