CN203940984U - The stiffness test device of auto use chair frame assembly - Google Patents

The stiffness test device of auto use chair frame assembly Download PDF

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Publication number
CN203940984U
CN203940984U CN201420283737.4U CN201420283737U CN203940984U CN 203940984 U CN203940984 U CN 203940984U CN 201420283737 U CN201420283737 U CN 201420283737U CN 203940984 U CN203940984 U CN 203940984U
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horizontal
lapping plate
charger
horizontal lapping
backrest
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CN201420283737.4U
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Inventor
刘娟
刘奇超
郭响
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Great Wall Motor Co Ltd
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Great Wall Motor Co Ltd
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Abstract

The utility model discloses a kind of stiffness test device of auto use chair frame assembly, comprise the levelling bench being fixedly installed, and be fixedly arranged on force loading device erecting frame, chair framework stationary installation on levelling bench; Force loading device erecting frame is provided with for tested chair framework being carried out to the charger of imposed load, the size of this charger loading force, loads and removes and carry operation, by controller, controls; It also comprises displacement transducer, is removably fixed on the corresponding stress point position of tested chair framework.The utility model is saved the manpower time, raise the efficiency, output test result more accurately, by the judgement to test findings, can judge the rigidity situation of backrest, thereby determine the optimization direction of chair framework, improve further the rigidity of seat, and then improve into the interior noise of car, improve comfortableness and the shock resistance of seat.The utility model is applicable to various auto use chair skeletons to carry out rigidity test.

Description

The stiffness test device of auto use chair frame assembly
Technical field
The utility model belongs to automobile-used member mechanics performance test apparatus, relates to the stiffness test of auto use chair, specifically a kind of stiffness test device of auto use chair frame assembly.
Background technology
Auto use chair skeleton, in order to support the weight of whole seat and human body, wants to guarantee seat intensity and seat appearance and modeling, just requires it to have the ability of enough resistances to deformation.During passenger riding seat, according to actual service condition, several center of effort of seat can be subject to certain acting force, acting force can cause the distortion of chair framework, if the rigidity of chair framework does not reach requirement, under the effect of power, the distortion of chair framework is larger, for comfortableness and the vibration performance of noise, seat in car, has a negative impact.Under load, even if member has enough intensity, if but be out of shape excessive, cisco unity malfunction still.Rigidity requirement just refers to that member should have the ability of enough resistances to deformation, and simultaneously rigidity directly has influence on again mode, i.e. many-degrees of freedom system or continuous system build-in attribute, and mode plays decisive role for vibration and the comfortableness of seat.Therefore to chair framework assembly rigidity, test of crucial importance.
Therefore, the accurate measurement of chair framework assembly rigidity is very important.
Certain Chinese utility model patent, a kind of automobile seat multichannel control durability testing system is disclosed, comprise testboard bay, be contained in the sensor of the test execution mechanism physical parameter that the He Ge topworks of a plurality of topworks on testboard bay configures, also comprise PAC controller and data acquisition system (DAS), sensor is all coupled to data acquisition system (DAS), data acquisition system (DAS) is coupled to PAC controller, PAC controller, between the plurality of topworks, be built with control data transmission circuit, PAC controller is controlled respectively the plurality of topworks by this control data transmission circuit, and PAC controller, between sensor and data acquisition system (DAS), be built with feedback data transmission line.
Above-mentioned test macro, has just proposed relatively upper technical scheme, and clearly concrete load mode and the data that will export, in the time of realizing relatively concrete test purpose, also do not need to pay performing creative labour.
Summary of the invention
Goal of the invention of the present utility model, is to provide a kind of stiffness test device of auto use chair frame assembly, can the backrest of chair framework, cushion be carried out accurately and be carried out the mensuration of deformation displacement, and test findings accurately and reliably.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of stiffness test device of auto use chair frame assembly, comprise testboard bay, be contained in sensor, controller and data acquisition system (DAS) that topworks on testboard bay and topworks configure, sensor is all coupled to data acquisition system (DAS), data acquisition system (DAS) is coupled to controller, between controller and topworks, be built with control data transmission circuit, controller is controlled topworks by this control data transmission circuit, and between controller, sensor and data acquisition system (DAS), be built with feedback data transmission line, its special feature is:
Described testboard bay comprises the levelling bench being fixedly installed, and is fixedly arranged on the force loading device erecting frame on levelling bench, is also fixed with chair framework stationary installation on described levelling bench;
Described topworks in force loading device erecting frame, be provided with for tested chair framework being carried out to the charger of imposed load, the size that this charger loads tested chair framework, and the destruction operation of load operation and load, by controller, control;
Described sensor is displacement transducer, is removably fixed on the corresponding stress point position of tested chair framework.
As restriction of the present utility model:
Described charger comprise backrest left side horizontal loading apparatus or/and backrest right side horizontal loading apparatus or/and back-to-back method to horizontal loading apparatus or/and cushion left side downwards charger or/and the downward charger in cushion right side;
Described sensor comprises the backrest left side stress point displacement transducer to the right of being located at chair framework backrest upper left side, or/and the backrest right side stress point of being located at right side on chair framework backrest displacement transducer left, or/and the back-to-back method of being located at backrest middle part apical position is to stress point displacement transducer forward, or/and be located at the downward displacement transducer of cushion left side stress point in chair framework cushion left side, or/and be located at the downward displacement transducer of chair framework cushion right side stress point.
As further restriction of the present utility model, each charger is cylinder.
As of the present utility model, further limit again:
Described force loading device erecting frame comprises that lower end is fixed on four perpendicular pillars of putting that the mutual rectangular four summit general layouts on levelling bench distribute, and be fixed on respectively adjacent two perpendicular the first to the 3rd horizontal lapping plates of putting an intercolumniation, every two horizontal lapping plates lay respectively at two not identical perpendicular putting on pillar, the first to the 3rd vertical projection of horizontal lapping plate on levelling bench is connected to Jiong shape, and every horizontal lapping plate is adjustable in the corresponding two perpendicular height of putting on pillar; Described backrest right side horizontal loading apparatus, backrest left side horizontal loading apparatus are located at respectively on the first, the 3rd horizontal lapping plate, and back-to-back method is located on the second horizontal lapping plate to horizontal loading apparatus;
Described charger erecting frame also comprises that lower end is fixed on the cylinder fixed mount of the perpendicular Jiong shape of putting on levelling bench, and charger, the downward charger in cushion right side are fixed on cylinder fixed mount horizontal component downwards in described cushion left side.
As of the present utility model, further limit:
On the first to the 3rd horizontal lapping plate, on the horizontal part of cylinder fixed mount, being socketed with respectively can horizontal slip and the slide block of locking, between described slide block and respective cylinder, detachably connect firmly.
The force side of the expansion link of each cylinder is fixedly connected with for clamping the geometrical clamp of tested chair framework.
Describedly perpendicular put pillar and be steel angle structure, the two panels of each angle steel is provided with the position adjustments hole that is separated by up and down and arranges, the four perpendicular height of putting set position adjustments hole on the panel that all of pillar and first, the 3rd horizontal lapping plate parallel are corresponding respectively, and the four perpendicular height of putting set position adjustments hole on the panel that all of pillar parallel with the second horizontal lapping plate are distinguished corresponding; The perpendicular pillar of putting is the thread connector matching in place, position adjustments hole with the part that connects firmly between horizontal lapping plate.
On the horizontal part of described cylinder fixed mount, on the first to the 3rd horizontal lapping plate, be respectively equipped with the position adjustments hole that is separated by and arranges along the bearing of trend level of corresponding horizontal part, horizontal lapping plate; The position in being parallel to the second horizontal lapping plate direction in the Level tune hole on the first horizontal lapping plate and the 3rd horizontal lapping plate is corresponding;
Between slide block and horizontal part, horizontal lapping plate, connecting firmly part, is the thread connector matching in place, position adjustments hole.
Owing to having adopted above-mentioned technical scheme, compared with prior art, obtained technical progress is the utility model:
The utility model can apply acting force to each center of effort of chair framework easily, and can guarantee the accuracy of loading force; Meanwhile, it can also set the displacement curve of each measurement point of output as requested, and can set continuous action, realizes a key output and need to record a plurality of displacements.This chair framework assembly stiffness test device, not only save the manpower time, raise the efficiency, and output test result more accurately, by the judgement to test findings, further the rigidity situation of backrest is judged, thereby the optimization direction of determining chair framework, finally realizes the optimization to chair framework, improve the rigidity of seat, improve noise in car, and improve comfortableness and the anti-shake performance of seat.
The utility model structure is applicable to various auto use chair skeletons to carry out rigidity test.
The utility model is described in further detail below in conjunction with Figure of description and specific embodiment.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the utility model embodiment;
Fig. 2 is the control principle drawing of the utility model embodiment.
In figure: 1, levelling bench, 2-5, erect and put pillar, the 6, second horizontal lapping plate, the 7, first horizontal lapping plate, 8, cylinder fixed mount, 9, the 3rd horizontal lapping plate, 16-chair framework stationary installation, A, backrest right side horizontal loading apparatus, B, the downward charger in cushion right side, C, backrest left side horizontal loading apparatus, D, cushion left side be charger downwards, and E, back-to-back method are to horizontal loading apparatus.
Embodiment
embodiment 1a kind of stiffness test device of auto use chair frame assembly
This test dress comprises testboard bay, be contained in sensor, controller and data acquisition system (DAS) that topworks on testboard bay and topworks configure, sensor is all coupled to data acquisition system (DAS), data acquisition system (DAS) is coupled to controller, between controller and topworks, be built with control data transmission circuit, controller is controlled topworks by this control data transmission circuit, and is built with feedback data transmission line between controller, sensor and data acquisition system (DAS).Wherein:
One, with reference to figure 1
Testboard bay comprises the levelling bench 1 being fixedly installed, and is fixedly arranged on force loading device erecting frame on levelling bench 1, is also fixed with chair framework stationary installation 16 on levelling bench 1.
Topworks in force loading device erecting frame, be provided with for tested chair framework being carried out to the charger of imposed load, the size that charger loads tested chair framework, and the destruction operation of load operation and load, control by controller.
Charger comprises that backrest left side horizontal loading apparatus C, backrest right side horizontal loading apparatus A, back-to-back method are to horizontal loading apparatus E, cushion left side downward charger D, the downward charger B in cushion right side.
Each charger is cylinder, and the force side of the expansion link of each cylinder is fixedly connected with for clamping geometrical clamp tested chair framework and that transmit loaded load.
Sensor is displacement transducer, is removably fixed on the corresponding stress point position of tested chair framework.
Between displacement transducer and controller, be also electrically connected with successively o controller and display screen.
Sensor comprise be located at chair framework backrest upper left side backrest left side stress point to the right displacement transducer, be located at right side on chair framework backrest backrest right side stress point left displacement transducer, be located at backrest middle part apical position back-to-back method to stress point forward displacement transducer, be located at chair framework cushion left side the downward displacement transducer of cushion left side stress point, be located at the downward displacement transducer of chair framework cushion right side stress point.
Force loading device erecting frame comprises that lower end is fixed on four perpendicular pillars 2-5 of putting that the mutual rectangular four summit general layouts on levelling bench distribute, and be fixed on respectively adjacent two and perpendicular put the first to the 3rd horizontal lapping plate 7,6,9 between pillar 4 and 3,3 and 2,2 and 5, also comprise that lower end is fixed on the cylinder fixed mount 8 of the Jiong shape on levelling bench 1, cylinder fixed mount 8 is perpendicular to be put.
On the first to the 3rd horizontal lapping plate 7,6,9, on the horizontal part of cylinder fixed mount 8, being socketed with respectively can horizontal slip and the slide block of locking, and slide block and respective cylinder detachably connect firmly.
Backrest right side horizontal loading apparatus A, backrest left side horizontal loading apparatus C are located at respectively on the first, the 3rd horizontal lapping plate 7,9, and back-to-back method is located on the second horizontal lapping plate 6 to horizontal loading apparatus E.
Charger D, the downward charger B in cushion right side are fixed on cylinder fixed mount 8 downwards in cushion left side.
Perpendicular put pillar 2-5 and be steel angle structure, the two panels of each angle steel is provided with the position adjustments hole that is separated by up and down and arranges, the four perpendicular height of putting set position adjustments hole on the panel that all and the first, the 3rd horizontal lapping plate 7,9 on pillar 2-5 parallels are corresponding respectively, and the four perpendicular height of putting set position adjustments hole on the panel that all of pillar 2-5 parallel with the second horizontal lapping plate 6 are distinguished corresponding.
The perpendicular pillar 2-5 of putting is the thread connector matching in place, position adjustments hole with the part that connects firmly of 7,6,9 of horizontal lapping plates.
On the horizontal part of cylinder fixed mount 8, and first to the 3rd on horizontal lapping plate 7,9, be respectively equipped with along corresponding horizontal part, the position adjustments hole that the bearing of trend level of horizontal lapping plate 7,9 is separated by and is arranged, the position in being parallel to the second horizontal lapping plate 6 directions in the Level tune hole on the first horizontal lapping plate 7 and the 3rd horizontal lapping plate 9 is corresponding.
7,6,9 of slide block and horizontal part, horizontal lapping plates connect firmly part, be the thread connector matching in place, position adjustments hole.
Two, with reference to figure 2
The present embodiment has the displacement transducer of five force loading devices and five phase configuration, and they can test event be as required controlled this test by controller and should be worked by whom, can be that certain works independently, and can be also that some or all is worked step by step.
Deformation when displacement transducer is subject to loaded load for responding to the corresponding stress point of chair framework, the i.e. displacement signal of stress point.
With reference to figure 2, the course of work of the present embodiment is as follows:
Actuator transmitted signal, the force loading device that indication need be carried out load operation loads action (size of loaded load is preset as required by controller), the corresponding stress point of chair framework is subject to producing distortion after the effect of load, corresponding positions displacement sensor senses this displacement signal, its signal output part transfers to this displacement signal the signal output part of data acquisition system (DAS), data acquisition system (DAS) is carried out the Curves compilation of displacement and time to corresponding displacement signal, and output to o controller and to display screen through the signal output part of data acquisition system (DAS), to carry out checking of data .
embodiment 2a kind of stiffness test device of auto use chair frame assembly
This embodiment comprises kinds of schemes, is only with the difference of embodiment 1:
1. the value volume and range of product of charger has four kinds of modes of combination, only has any in A-E in embodiment 1, the combination of different two, the combination of different three, the combination of different four;
1. correspondingly, displacement transducer also has and the corresponding quantity of charger quantity.
The content of the present embodiment other parts is identical with embodiment 1.

Claims (10)

1. the stiffness test device of an auto use chair frame assembly, comprise testboard bay, be contained in sensor, controller and data acquisition system (DAS) that topworks on testboard bay and topworks configure, sensor is all coupled to data acquisition system (DAS), data acquisition system (DAS) is coupled to controller, between controller and topworks, be built with control data transmission circuit, controller is controlled topworks by this control data transmission circuit, and between controller, sensor and data acquisition system (DAS), be built with feedback data transmission line it is characterized in that:
Described testboard bay comprises the levelling bench being fixedly installed, and is fixedly arranged on the force loading device erecting frame on levelling bench, is also fixed with chair framework stationary installation on described levelling bench;
Described topworks in force loading device erecting frame, be provided with for tested chair framework being carried out to the charger of imposed load, the size that this charger loads tested chair framework, and the destruction operation of load operation and load, by controller, control;
Described sensor is displacement transducer, is removably fixed on the corresponding stress point position of tested seat.
2. the stiffness test device of auto use chair frame assembly according to claim 1, it is characterized in that:described charger comprise backrest left side horizontal loading apparatus or/and backrest right side horizontal loading apparatus or/and back-to-back method to horizontal loading apparatus or/and cushion left side downwards charger or/and the downward charger in cushion right side;
Described sensor comprises the backrest left side stress point displacement transducer to the right of being located at chair framework backrest upper left side, or/and the backrest right side stress point of being located at right side on chair framework backrest displacement transducer left, or/and the back-to-back method of being located at backrest middle part apical position is to stress point displacement transducer forward, or/and be located at the downward displacement transducer of cushion left side stress point in chair framework cushion left side, or/and be located at the downward displacement transducer of chair framework cushion right side stress point.
3. the stiffness test device of auto use chair frame assembly according to claim 2, it is characterized in that:each charger is cylinder.
4. the stiffness test device of auto use chair frame assembly according to claim 3, it is characterized in that:
Described force loading device erecting frame comprises that lower end is fixed on four perpendicular pillars of putting that the mutual rectangular four summit general layouts on levelling bench distribute, and be fixed on respectively adjacent two perpendicular the first to the 3rd horizontal lapping plates of putting an intercolumniation, every two horizontal lapping plates lay respectively at two not identical adjacent perpendicular putting on pillar, the first to the 3rd vertical projection of horizontal lapping plate on levelling bench is connected to Jiong shape, and every horizontal lapping plate is adjustable in the corresponding two perpendicular height of putting on pillar; Described backrest right side horizontal loading apparatus, backrest left side horizontal loading apparatus are located at respectively on the first, the 3rd horizontal lapping plate, and back-to-back method is located on the second horizontal lapping plate to horizontal loading apparatus;
Described charger erecting frame also comprises that lower end is fixed on the cylinder fixed mount of the perpendicular Jiong shape of putting on levelling bench, and charger, the downward charger in cushion right side are fixed on the horizontal component of cylinder fixed mount downwards in described cushion left side.
5. the stiffness test device of auto use chair frame assembly according to claim 4, it is characterized in that:on the first to the 3rd horizontal lapping plate, on the horizontal part of cylinder fixed mount, being socketed with respectively can horizontal slip and the slide block of locking, between described slide block and respective cylinder, detachably connect firmly.
6. according to the stiffness test device of auto use chair frame assembly described in claim 4 or 5, it is characterized in that:the force side of the expansion link of each cylinder is fixedly connected with for clamping the geometrical clamp of tested chair framework.
7. according to the stiffness test device of auto use chair frame assembly described in claim 4 or 5, it is characterized in that:describedly perpendicular put pillar and be steel angle structure, the two panels of each angle steel is provided with the position adjustments hole that is separated by up and down and arranges, the four perpendicular height of putting set position adjustments hole on the panel that all of pillar and first, the 3rd horizontal lapping plate parallel are corresponding respectively, and the four perpendicular height of putting set position adjustments hole on the panel that all of pillar parallel with the second horizontal lapping plate are distinguished corresponding; The perpendicular pillar of putting is the thread connector matching in place, position adjustments hole with the part that connects firmly between horizontal lapping plate.
8. the stiffness test device of auto use chair frame assembly according to claim 6, it is characterized in that:describedly perpendicular put pillar and be steel angle structure, the two panels of each angle steel is provided with the position adjustments hole that is separated by up and down and arranges, the four perpendicular height of putting set position adjustments hole on the panel that all of pillar and first, the 3rd horizontal lapping plate parallel are corresponding respectively, and the four perpendicular height of putting set position adjustments hole on the panel that all of pillar parallel with the second horizontal lapping plate are distinguished corresponding; The perpendicular pillar of putting is the thread connector matching in place, position adjustments hole with the part that connects firmly between horizontal lapping plate.
9. according to the stiffness test device of auto use chair frame assembly described in claim 4,5 or 8, it is characterized in that:on the horizontal part of described cylinder fixed mount, on the first to the 3rd horizontal lapping plate, be respectively equipped with the position adjustments hole that is separated by and arranges along the bearing of trend level of corresponding horizontal part, horizontal lapping plate; The position in being parallel to the second horizontal lapping plate direction in the Level tune hole on the first horizontal lapping plate and the 3rd horizontal lapping plate is corresponding;
Between slide block and horizontal part, horizontal lapping plate, connecting firmly part, is the thread connector matching in place, position adjustments hole.
10. the stiffness test device of auto use chair frame assembly according to claim 6, it is characterized in that:on the horizontal part of described cylinder fixed mount, on the first to the 3rd horizontal lapping plate, be respectively equipped with the position adjustments hole that is separated by and arranges along the bearing of trend level of corresponding horizontal part, horizontal lapping plate; The position in being parallel to the second horizontal lapping plate direction in the Level tune hole on the first horizontal lapping plate and the 3rd horizontal lapping plate is corresponding;
Between slide block and horizontal part, horizontal lapping plate, connecting firmly part, is the thread connector matching in place, position adjustments hole.
CN201420283737.4U 2014-05-30 2014-05-30 The stiffness test device of auto use chair frame assembly Active CN203940984U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017942A (en) * 2016-05-18 2016-10-12 奇瑞汽车股份有限公司 Weight placing platform structure for automobile seat backrest test
CN109991085A (en) * 2019-04-09 2019-07-09 黄淮学院 A kind of steel structure earthquake-resistant toughness detection device and detection method
CN110940541A (en) * 2019-12-27 2020-03-31 杜纯 Beam type structure field load simulation experiment detection device and detection method thereof
CN110966909A (en) * 2019-12-23 2020-04-07 奇瑞商用车(安徽)有限公司 Gap testing device and method for automobile seat framework assembly
CN113340737A (en) * 2021-05-06 2021-09-03 上海卫星工程研究所 Rigidity test equipment suitable for different structural members and test method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017942A (en) * 2016-05-18 2016-10-12 奇瑞汽车股份有限公司 Weight placing platform structure for automobile seat backrest test
CN109991085A (en) * 2019-04-09 2019-07-09 黄淮学院 A kind of steel structure earthquake-resistant toughness detection device and detection method
CN109991085B (en) * 2019-04-09 2021-06-11 黄淮学院 Steel structure anti-seismic toughness detection device and detection method
CN110966909A (en) * 2019-12-23 2020-04-07 奇瑞商用车(安徽)有限公司 Gap testing device and method for automobile seat framework assembly
CN110940541A (en) * 2019-12-27 2020-03-31 杜纯 Beam type structure field load simulation experiment detection device and detection method thereof
CN113340737A (en) * 2021-05-06 2021-09-03 上海卫星工程研究所 Rigidity test equipment suitable for different structural members and test method thereof

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