CN105784337A - Seat static pressure fatigue test machine - Google Patents
Seat static pressure fatigue test machine Download PDFInfo
- Publication number
- CN105784337A CN105784337A CN201410781193.9A CN201410781193A CN105784337A CN 105784337 A CN105784337 A CN 105784337A CN 201410781193 A CN201410781193 A CN 201410781193A CN 105784337 A CN105784337 A CN 105784337A
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- seat
- retractor device
- static pressure
- frame
- pressure fatigue
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Abstract
The invention discloses a seat static pressure fatigue test machine. The seat static pressure fatigue test machine comprises the following components of: a frame; a seat surface test device which is installed on the frame and comprises a first telescoping device moving along a direction vertical to a seat surface and a first pressure sensor installed at an end portion of the first telescoping device; a seat back test device which is installed on the frame and comprises a second telescoping device forming a certain included angle with the first telescoping device and a second pressure sensor installed at an end portion of the second telescoping device; and a handle test device which is rotationally installed on the frame and comprises a third telescoping device in rotational connection with the frame and a third pressure sensor installed at an end portion of the third telescoping device. Through such an apparatus, a static pressure fatigue test can be performed on the material of a whole seat, the service life of the seat can be tested, the quality of the seat before the seat leaves a factory is ensured, and therefore, the ex factory pass rate of the seat can be improved.
Description
Technical field
The present invention relates to technical field of quality detection, in particular, relate to a kind of seat static pressure fatigue tester.
Background technology
In order to ensure that the seat produced meets the standard of country, it is necessary to the seat machined is carried out testing fatigue.In particular it is required that the base of seat, the chair back and handrail are carried out static pressure testing fatigue, to record service life and the safety coefficient of seat.
Therefore it provides a kind of device that can detect seat static pressure fatigability, to detect the service life of seat, it is that those skilled in the art are presently required and solve the technical problem that.
Summary of the invention
In view of this, the invention provides a kind of seat static pressure fatigue tester, to detect the service life of seat, it is ensured that product quality.
For achieving the above object, the present invention provides following technical scheme:
A kind of seat static pressure fatigue tester, comprising:
Frame；
Being arranged on the seat test device in described frame, described seat test device includes along being perpendicular to the first retractor device moved in seat direction and being arranged on the first pressure transducer of described first retractor device end；
Being arranged on the chair back test device in described frame, described chair back test device includes having the second retractor device of certain angle with described first retractor device and be arranged on the second pressure transducer of described second retractor device end；
The rotating handrail test device being arranged in described frame, described handrail test device includes the 3rd retractor device being connected with gantry rotation and the 3rd pressure transducer being arranged on described 3rd retractor device end.
Preferably, in above-mentioned seat static pressure fatigue tester, described first retractor device, described second retractor device and described 3rd retractor device are cylinder.
Preferably, in above-mentioned seat static pressure fatigue tester, the angle between described first retractor device and described second retractor device is equal to the angle between seat and the chair back.
Preferably, in above-mentioned seat static pressure fatigue tester, described second retractor device is rotating to be arranged in described frame, and described second retractor device is relative to the angle scalable of described first retractor device.
Preferably, in above-mentioned seat static pressure fatigue tester, described second retractor device is hinged in described frame, and spacing by the first arc-shaped limit groove clamping.
Preferably, in above-mentioned seat static pressure fatigue tester, described 3rd retractor device is hinged in described frame, and spacing by the second arc-shaped limit groove clamping.
Preferably, in above-mentioned seat static pressure fatigue tester, described 3rd retractor device and described second arc-shaped limit groove are two, and one_to_one corresponding.
Preferably, in above-mentioned seat static pressure fatigue tester, also including the controller all communicated to connect with described first retractor device, described second retractor device and described 3rd retractor device, described controller controls the stretching motion of described first retractor device, described second retractor device and described 3rd retractor device.
Preferably, in above-mentioned seat static pressure fatigue tester, described frame is aluminium alloy frame.
Via above-mentioned technical scheme it can be seen that the invention discloses a kind of seat static pressure fatigue tester, comprising: frame；Rack-mounted seat test device, this seat test device includes along being perpendicular to the first retractor device moved in seat direction and being arranged on the first pressure transducer of the first retractor device end；Rack-mounted chair back test device, this chair back test device includes having the second retractor device of certain angle with the first retractor device and be arranged on the second pressure transducer of the second retractor device end；Rotating rack-mounted handrail test device, this handrail test device includes the 3rd retractor device being connected with gantry rotation and the 3rd pressure transducer being arranged on the 3rd retractor device end.
During use, device can be tested by seat and the seat of seat is carried out static pressure resisting fatigue test, first retractor device force value to seat can be set, and by the first pressure transducer detection force value, after repeated presses seat preset times, see that material property is with or without destruction, thus completing the test to seat；Seat test device is adopted to be fixed seat to prevent the chair back test device from extruding seat overturning during seat, the chair back is extruded by the second retractor device under a certain pressure, and by the second pressure transducer detection force value, after repeated presses chair back preset times, see that material property is with or without destruction, thus completing the test to the chair back；Test device by handrail the handrail of seat is tested, 3rd retractor device is rotatable relative to frame, so that handrail all directions are tested, 3rd retractor device extruded handrail under setting pressure, and by the 3rd pressure transducer detection force value, after repeated presses handrail preset times, see that material property is with or without destruction, thus completing the test to handrail.
Can complete the material of whole seat is carried out static pressure fatigue detecting by above-mentioned setting, to record the service life of seat, it is ensured that seat dispatch from the factory before quality, thus improving the ex factory pass rate of seat.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
The structural representation of the chair back test device of the seat static pressure fatigue tester that Fig. 1 provides for the embodiment of the present invention；
The structural representation of the seat test device of the seat static pressure fatigue tester that Fig. 2 provides for the embodiment of the present invention；
The structural representation of the handrail test device of the seat static pressure fatigue tester that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
The core of the present invention is to provide a kind of seat static pressure fatigue tester, to detect the service life of seat, it is ensured that product quality.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
As shown in Figure 1-Figure 3, the invention discloses a kind of seat static pressure fatigue tester, comprising: frame；Rack-mounted seat test device, this seat test device includes along being perpendicular to the first retractor device 11 that seat direction is moved and the first pressure transducer 12 being arranged on the first retractor device 11 end；Rack-mounted chair back test device, this chair back test device includes having the second retractor device 21 of certain angle with the first retractor device 11 and be arranged on the second pressure transducer 22 of the second retractor device 21 end；Rotating rack-mounted handrail test device, this handrail test device includes the 3rd retractor device 31 being connected with gantry rotation and the 3rd pressure transducer 32 being arranged on the 3rd retractor device 31 end.
During use, device can be tested by seat and the seat of seat is carried out static pressure resisting fatigue test, first retractor device 11 force value to seat can be set, and detect force value by the first pressure transducer 12, after repeated presses seat preset times, see that material property is with or without destruction, thus completing the test to seat；Seat test device is adopted to be fixed seat to prevent the chair back test device from extruding seat overturning during seat, the chair back is extruded by the second retractor device 21 under a certain pressure, and detect force value by the second pressure transducer 22, after repeated presses chair back preset times, see that material property is with or without destruction, thus completing the test to the chair back；Test device by handrail the handrail of seat is tested, 3rd retractor device 31 is rotatable relative to frame, so that handrail all directions are tested, 3rd retractor device extruded handrail under setting pressure, and detect force value by the 3rd pressure transducer 32, after repeated presses handrail preset times, see that material property is with or without destruction, thus completing the test to handrail.
Can complete the material of whole seat is carried out static pressure fatigue detecting by above-mentioned setting, to record the service life of seat, it is ensured that seat dispatch from the factory before quality, thus improving the ex factory pass rate of seat.
In specific embodiment, first above-mentioned retractor device the 11, second retractor device 21 and the 3rd retractor device 31 are cylinder.Adopt air cylinder structure can simplify whole device, make driver part and expansion link gather together, simplify the installation of operator.In practice, it is possible to different types of retractor device is set according to different needs, as long as being capable of the change of first retractor device the 11, second retractor device 21 and the 3rd retractor device 31 length.
In preferred embodiment, the angle being set between seat and the chair back by the angle between the first retractor device 11 with the second retractor device 21 is identical, to ensure that the first retractor device 11 can be vertically relative with seat, second retractor device 21 can be vertically relative with the chair back, makes the extruding force that seat and the chair back are subject to uniform.The detection accuracy of seat static pressure fatigue tester can be improved by above-mentioned setting.
In further embodiment, it is arranged on rotating for the second retractor device 21 in frame.Owing to the chair back of different types of chair is likely to different from the angle of seat, in order to expand the range of application of chair fatigue test machine disclosed in the present application, preferably the second retractor device 21 can be set to rotating structure, to regulate the angle between the second retractor device 21 and the first retractor device 11, meet the requirement to different seats and chair back angle.
Second retractor device 21 is hinged in frame by the application, and spacing by the first arc-shaped limit groove 23 clamping.Specifically, second retractor device 21 is hinged in frame, to realize the adjustment of the angle between the second retractor device 21 and the first retractor device 11, second retractor device 21 is connected with the first arc-shaped limit groove 23, and first be provided with draw-in groove in arc-shaped limit groove 23, with the buckle clamping with the second retractor device 21, it is achieved fixing spacing to the second retractor device 21, the angle of the first retractor device 11 and the second retractor device 21 is made no longer to change.A kind of regulative mode of angle between concrete the second retractor device 21 and the first retractor device 11 provided herein, but both angles changes can be realized for other, and it is capable of mode that both fix also in protection domain simultaneously.
Also can be hinged in frame for the 3rd retractor device 31, and spacing by the second arc-shaped limit groove 33 clamping.Realize the rotation relative to handrail of the 3rd retractor device 31 by hinged, regulate the 3rd retractor device 31 diverse location relative to handrail, with vertically opposite with handrail diverse location.In order to realize fixing the 3rd retractor device 31 after regulating, 3rd retractor device 31 is connected with the second arc-shaped limit groove 33, specifically draw-in groove is set on the second arc-shaped limit groove 33, corresponding setting on the 3rd expansion link 31 can with the buckle of draw-in groove clamping, the connection realizing both is coordinated, i.e. fixing to the 3rd retractor device 31 by buckle and draw-in groove.
In practice, the second retractor device 21 and the 3rd retractor device 31 all can be connected with the Swing Arm of mechanical hand, the rotation of rotation and the 3rd retractor device 31 to realize the second retractor device 21.
Owing to the handrail of seat is two, in order to improve detection efficiency, in one embodiment, the 3rd retractor device 31 and the second arc-shaped limit groove 33 can be disposed as two, and the 3rd retractor device 31 and the second arc-shaped limit groove 33 one_to_one corresponding are arranged, so that the two of seat handrails to be detected simultaneously.
On the basis of technique scheme, seat static pressure fatigue tester disclosed herein also includes the controller all communicated to connect with first retractor device the 11, second retractor device 21 and the 3rd retractor device 31, and this controller controls the stretching motion of first retractor device the 11, second retractor device 21 and the 3rd retractor device 31.Can be realized the automatization of whole device by the control of controller, flexibly, efficiency is high in test, can meet the new product producing or developing simultaneously and test in time, it is ensured that the outgoing of seating product.
In conjunction with to the concrete operations describing this device of device being above: control electromagnetic valve by automatically controlled PLC, for region and the test content of each test, perform the parameter that staff sets respectively.Cylinder instruction is given by PLC central controller, cylinder performs extruding action, extruded product surface is, the product surface of test extrudes, by pressure transducer, in the pressure limit extruding set, after completing an action, the instruction that cylinder gives also according to PLC central controller, performs palikinesia, or performs the action of miscellaneous stipulations.After number of repetition has been tested, product is not destroyed, and material property is not destroyed yet, i.e. the satisfactory quality of this test product.
Frame disclosed herein is 80*80 and 80*40 aluminium alloy structure.The concrete structure of frame is not defined by the application, as long as being capable of the support to whole device.
In this specification, each embodiment adopts the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually referring to.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.The multiple amendment of these embodiments be will be apparent from for those skilled in the art, and generic principles defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (9)
1. a seat static pressure fatigue tester, it is characterised in that including:
Frame；
Being arranged on the seat test device in described frame, described seat test device includes along being perpendicular to the first retractor device (11) moved in seat direction and being arranged on first pressure transducer (12) of described first retractor device (11) end；
Being arranged on the chair back test device in described frame, described chair back test device includes having second retractor device (21) of certain angle with described first retractor device (11) and be arranged on second pressure transducer (22) of described second retractor device (21) end；
The rotating handrail test device being arranged in described frame, described handrail test device includes the 3rd retractor device (31) being connected with gantry rotation and the 3rd pressure transducer (32) being arranged on described 3rd retractor device (31) end.
2. seat static pressure fatigue tester according to claim 1, it is characterised in that described first retractor device (11), described second retractor device (21) and described 3rd retractor device (31) are cylinder.
3. seat static pressure fatigue tester according to claim 1, it is characterised in that the angle between described first retractor device (11) and described second retractor device (21) is equal to the angle between seat and the chair back.
4. seat static pressure fatigue tester according to claim 3, it is characterized in that, described second retractor device (21) is rotating to be arranged in described frame, and described second retractor device (21) is relative to the angle scalable of described first retractor device (11).
5. seat static pressure fatigue tester according to claim 4, it is characterised in that described second retractor device (21) is hinged in described frame, and spacing by the first arc-shaped limit groove (23) clamping.
6. seat static pressure fatigue tester according to claim 1, it is characterised in that described 3rd retractor device (31) is hinged in described frame, and spacing by the second arc-shaped limit groove (33) clamping.
7. seat static pressure fatigue tester according to claim 6, it is characterised in that described 3rd retractor device (31) and described second arc-shaped limit groove (33) are two, and one_to_one corresponding.
8. the seat static pressure fatigue tester according to any one of claim 1-7, it is characterized in that, also including the controller all communicated to connect with described first retractor device (11), described second retractor device (21) and described 3rd retractor device (31), described controller controls the stretching motion of described first retractor device (11), described second retractor device (21) and described 3rd retractor device (31).
9. seat static pressure fatigue tester according to claim 8, it is characterised in that described frame is aluminium alloy frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781193.9A CN105784337B (en) | 2014-12-16 | 2014-12-16 | A kind of seat static pressure fatigue tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781193.9A CN105784337B (en) | 2014-12-16 | 2014-12-16 | A kind of seat static pressure fatigue tester |
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| Publication Number | Publication Date |
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| CN105784337A true CN105784337A (en) | 2016-07-20 |
| CN105784337B CN105784337B (en) | 2019-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410781193.9A Active CN105784337B (en) | 2014-12-16 | 2014-12-16 | A kind of seat static pressure fatigue tester |
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Cited By (5)
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| CN106226064A (en) * | 2016-09-20 | 2016-12-14 | 天津航天瑞莱科技有限公司 | A kind of seat fatigue experimental device |
| CN106769141A (en) * | 2016-12-20 | 2017-05-31 | 莱茵技术（上海）有限公司 | A kind of handrail vertical force application devices for the detection of office chair lateral tilt |
| CN107290121A (en) * | 2017-07-21 | 2017-10-24 | 厦门理工学院 | A kind of office seating Mechanics Performance Testing equipment |
| CN109030052A (en) * | 2018-07-31 | 2018-12-18 | 莱茵技术监督服务（广东）有限公司 | A kind of office chair rides vertical static load detection device |
| CN109406190A (en) * | 2018-12-27 | 2019-03-01 | 李熙然 | A kind of seat surface overturning durability test device of on-the-spot test public chair |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226064A (en) * | 2016-09-20 | 2016-12-14 | 天津航天瑞莱科技有限公司 | A kind of seat fatigue experimental device |
| CN106769141A (en) * | 2016-12-20 | 2017-05-31 | 莱茵技术（上海）有限公司 | A kind of handrail vertical force application devices for the detection of office chair lateral tilt |
| CN107290121A (en) * | 2017-07-21 | 2017-10-24 | 厦门理工学院 | A kind of office seating Mechanics Performance Testing equipment |
| CN109030052A (en) * | 2018-07-31 | 2018-12-18 | 莱茵技术监督服务（广东）有限公司 | A kind of office chair rides vertical static load detection device |
| CN109030052B (en) * | 2018-07-31 | 2024-04-05 | 莱茵技术监督服务（广东）有限公司 | Vertical static load detection device is stepped on to office chair pedal |
| CN109406190A (en) * | 2018-12-27 | 2019-03-01 | 李熙然 | A kind of seat surface overturning durability test device of on-the-spot test public chair |
| CN109406190B (en) * | 2018-12-27 | 2019-12-10 | 李熙然 | Seat surface overturning durability test device for field test public seat |
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|---|---|
| CN105784337B (en) | 2019-09-27 |
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Address after: 313299 North Lake East Street, Wu Kang Town, Deqing County, Huzhou, Zhejiang 860 Patentee after: ZHEJIANG HENGFENG TOP LEISURE Co.,Ltd. Address before: 313200 North Lake East Street, Wu Kang Town, Deqing County, Huzhou, Zhejiang 860 Patentee before: ZHEJIANG HENGFENG TOP LEISURE Co.,Ltd. |
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