CN109708911B - Static force loading experimental machine for body-building equipment - Google Patents
Static force loading experimental machine for body-building equipment Download PDFInfo
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- CN109708911B CN109708911B CN201910032646.0A CN201910032646A CN109708911B CN 109708911 B CN109708911 B CN 109708911B CN 201910032646 A CN201910032646 A CN 201910032646A CN 109708911 B CN109708911 B CN 109708911B
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Abstract
The invention provides a static force loading experiment machine for body-building equipment, which has a simple structure and can simultaneously test the strength of different body-building equipment, and comprises a rack, wherein a static force testing mechanism for testing the fatigue strength of the equipment is arranged on the rack, the static force testing mechanism comprises a plurality of supports and push rods, the supports can be arranged on the rack in a sliding manner, a height adjusting box capable of sliding up and down and lifting is arranged on the supports, the push rods are movably arranged in the height adjusting box, a driving structure for driving the height adjusting box to slide up and down and lift up and down is arranged between the height adjusting box and the supports, a pressure sensor is fixedly arranged on the free end of an extension rod of each push rod, a control box is arranged on the rack, the push rods are electrically connected with the control box, and the signal output end of the pressure sensor is electrically connected.
Description
Technical Field
The invention relates to the technical field of fatigue testing machines, in particular to a static force loading experiment machine for fitness equipment.
Background
It is known that after the production of fitness equipment, the strength fatigue test is carried out on the fitness equipment. The traditional strength fatigue test of the fitness equipment is to respectively carry out stress fatigue test on each part of the equipment by using different strength testing machines to obtain qualified products. This not only increases the cost of testing, but also is inefficient.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides the static force loading experiment machine for the fitness equipment, which has a simple structure and can simultaneously test the strength of different fitness equipment.
In order to achieve the technical problem, the static force loading experiment machine for the fitness equipment comprises a rack, wherein a static force testing mechanism for testing the fatigue strength of the equipment is arranged on the rack, the static force testing mechanism comprises a plurality of supports and push rods, the supports can be arranged on the rack in a sliding mode, a height adjusting box capable of sliding up and down and lifting is arranged on each support, each push rod is movably arranged on the height adjusting box, a driving structure for driving the height adjusting box to slide up and down and lift up and down is arranged between each height adjusting box and each support, a pressure sensor is fixedly arranged on the free end of an extension rod of each push rod, a control box is arranged on the rack, each push rod is electrically connected with the control box, and the signal output end of each pressure sensor is electrically connected with the signal input end of the control box.
The further improvement is that: be provided with the swivelling joint arm between push rod and the altitude mixture control case, the swivelling joint arm rotatable set up in the altitude mixture control case, the altitude mixture control case with be provided with first positioner between the swivelling joint arm, the push rod can be followed horizontal and vertical rotation set up in the free end of swivelling joint arm.
The further improvement is that: the first positioning device comprises a first straight gear, the first straight gear is fixedly arranged on the rotary connecting arm, the height adjusting box is provided with a first straight tooth groove clamped with the first straight gear, and the first straight gear is detachably arranged in the first straight tooth groove.
The further improvement is that: the push rod can be arranged at the free end of the rotary connecting arm in a transverse rotating mode, and a second positioning device is arranged between the rotary connecting arm and the push rod.
The further improvement is that: the rotatable rotation linking arm that is provided with of free end of rotation linking arm, rotation linking arm with be provided with third positioner between the rotation linking arm, the push rod can be followed vertical rotatory the setting in the free end of rotation linking arm, be provided with fourth positioner between rotation linking arm and the push rod.
The further improvement is that: the second positioning device comprises a second straight gear, the second straight gear is fixedly arranged on the rotating connecting arm, a first adjusting block is fixedly arranged on the push rod, a second straight gear groove clamped with the second straight gear is formed in the first adjusting block, and the second straight gear can be detachably arranged in the second straight gear groove.
The further improvement is that: the third positioning device comprises a third straight gear, the third straight gear is fixedly arranged on the rotary connecting arm, a third straight gear groove clamped with the third straight gear is formed in the rotary connecting arm, and the third straight gear can be detachably arranged in the third straight gear groove.
The further improvement is that: the fourth positioning device comprises a second adjusting block and a third adjusting block, the second adjusting block is fixedly arranged on the rotating connecting arm, an annular groove used for adjusting the angle of the third adjusting block is formed in the second adjusting block, the third adjusting block is detachably arranged on the second adjusting block, and the push rod is fixedly arranged on the third adjusting block.
The further improvement is that: the fixed straight rack that is provided with along the vertical direction on the support, drive arrangement includes: axis of rotation, fourth straight-teeth gear and worm wheel, the axis of rotation is rotatable set up in altitude mixture control case, fourth straight-teeth gear, worm wheel are fixed set up in the axis of rotation, the fourth straight-teeth gear with the straight-teeth row meshes mutually, altitude mixture control case is rotatable to be provided with the worm, the worm with the worm wheel meshes mutually, be provided with on the altitude mixture control case and be used for driving worm pivoted drive arrangement.
By adopting the technical scheme, the invention has the beneficial effects that: the static force loading experiment machine for the fitness equipment is simple in structure, saves cost and is high in test efficiency. When the static loading experiment machine of the fitness equipment is used for testing a product, the tensile force and the pressure of the product in all directions and all directions can be tested, and the size and the direction of a load can be accurately controlled. Meanwhile, limit testing can be performed, the limit bearing capacity of the product is checked, the reasonability of the product structure is verified, safety testing can be performed on the product, and whether the product meets the safety standard or not is checked.
Drawings
Fig. 1 is a schematic structural view of a static force loading experiment machine of fitness equipment in an embodiment of the invention.
Fig. 2 is a schematic structural view of a height adjusting box according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a rotating connecting arm according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a rotating connecting arm according to an embodiment of the invention.
Fig. 5 is a schematic diagram of the operation of the static loading experiment machine of the fitness equipment.
Detailed Description
The invention will now be further described with reference to the accompanying drawings and specific embodiments.
The embodiment of the invention discloses a body-building apparatus static loading experiment machine which is disclosed by referring to fig. 1-4 and comprises a frame 1, wherein a static testing mechanism for testing the fatigue strength of an apparatus is arranged on the frame 1, the static testing mechanism comprises a plurality of supports 2 and a push rod 4, the supports 2 can be slidably arranged on the frame 1, the push rod 4 can be movably arranged on the supports 2, a pressure sensor 7 is fixedly arranged on the free end of an extension rod of the push rod 4, a control box 3 is arranged on the frame 1, the push rod 4 is electrically connected with the control box 3, and the signal output end of the pressure sensor 7 is electrically connected with the signal input end of the control box 3.
For the height of regulation push rod 4 that can be convenient, be equipped with the altitude mixture control case 5 that can slide the lift from top to bottom on the support 2, push rod 4 activity is located altitude mixture control case 5, altitude mixture control case 5 with be equipped with between the support 2 and be used for the drive structure that the lift was slided from top to bottom to altitude mixture control case 5, the fixed straight-tooth row 21 that is provided with along the vertical direction on the support 2, the drive structure includes: axis of rotation 58, fourth spur gear 55 and worm wheel 56, axis of rotation 58 rotatable set up in height adjustment case 5, fourth spur gear 55, worm wheel 56 are fixed set up in axis of rotation 58, fourth spur gear 55 with spur rack 21 meshes mutually, height adjustment case 5 is rotatable to be provided with worm 57, worm 57 with worm wheel 56 meshes mutually, be provided with on the height adjustment case 5 and be used for driving worm 57 pivoted drive handle 54.
In order to facilitate the rotation adjustment of the push rod, a rotation connecting arm 6 is arranged between the push rod 4 and the height adjusting box 5, the rotation connecting arm 6 is rotatably arranged on the height adjusting box 5, a first positioning device is arranged between the height adjusting box 5 and the rotation connecting arm 6, the first positioning device comprises a first straight gear 61, the first straight gear 61 is fixedly arranged on the rotation connecting arm 6, the height adjusting box 5 is provided with a first straight toothed groove 51 clamped with the first straight gear 61, the first straight gear 61 is detachably arranged in the first straight toothed groove 51, and the push rod 4 can be transversely and longitudinally rotatably arranged at the free end of the rotation connecting arm 6.
In order to enable the body-building apparatus static loading experiment machine to work more conveniently and with high efficiency, be provided with two supports in the frame, be first support 24 and second support 23 respectively, wherein in order to enable the more convenient horizontal rotation regulation of push rod 4 altitude mixture control box 5 on first support 24, push rod 4 can be followed horizontal rotation and locate 6 free ends of swivelling joint arm, be provided with second positioner between swivelling joint arm 6 and push rod 4, second positioner includes second spur gear 64, second spur gear 64 is fixed to be located on swivelling joint arm 6, the fixed first adjusting block 62 that is equipped with on push rod 4, seted up on the first adjusting block 62 with the second straight tooth's socket 68 of second spur gear 64 block, second straight tooth gear 64 can dismantle set up in second straight tooth's socket 68.
In order to enable the push rod 4 to be longitudinally and rotatably adjusted more conveniently in the height adjusting box 5 on the second support 23, the free end of the rotating connecting arm 6 can be rotatably provided with a rotating connecting arm 101, a third positioning device is arranged between the rotating connecting arm 101 and the rotating connecting arm 101, the third positioning device comprises a third spur gear 64 ', the third spur gear 64' is fixedly arranged on the rotating connecting arm 6, a third spur gear groove (not shown in the figure) clamped with the third spur gear 64 'is formed in the rotating connecting arm 101, the third spur gear 64' is detachably arranged in the third spur gear groove, the push rod 4 can be longitudinally and rotatably arranged at the free end of the rotating connecting arm 101, a fourth positioning device is arranged between the rotating connecting arm 101 and the push rod 4, and the fourth positioning device comprises a second adjusting block 102 and a third adjusting block 104, the second adjusting block 102 is fixedly arranged on the rotating connecting arm 101, an annular groove 103 used for adjusting the angle of a third adjusting block 104 is formed in the second adjusting block 102, the third adjusting block 104 is detachably arranged on the second adjusting block 102 through a positioning bolt 105, and the push rod 4 is fixedly arranged on the third adjusting block 104.
In order to enable better sliding and positioning of the support 2 on the frame 1, a sliding rail 11 is fixedly arranged on the frame 1, a first fixing block 9 is fixedly arranged on the lower end face of the support 2, a pulley 91 is rotatably arranged on the first fixing block 9, the pulley 91 is slidably arranged on the sliding rail 11, a second fixing block 93 is slidably arranged on the lower end face of the sliding rail 11, a sliding groove 94 clamped with the sliding rail 11 is formed in the second fixing block 93, a positioning bolt 92 used for fixing the first fixing block 9 and the second fixing block 93 on the sliding rail 11 is arranged between the first fixing block 9 and the second fixing block 93, the sliding rail 11 respectively comprises a transverse first sliding rail 112 and a longitudinal second sliding rail 111, the first support 24 is matched with the first sliding rail 112, and the second support 23 is matched with the second sliding rail 111.
In order to enable the height adjusting box 5 to slide up and down on the first support 24 and the second support 23 more smoothly, a plurality of sliding rods 53 which enable the height adjusting box 5 to slide up and down on the first support 24 and the second support 23 better are rotatably arranged in the height adjusting box 5.
In order to adjust and position the angle of the push rod 4, a push rod sleeve 8 is fixedly arranged on the first adjusting block 62 and the third adjusting block, and the push rod is fixedly arranged in the push rod sleeve 8.
In order to make things convenient for the dismantlement of first gear 61, be provided with first tightening means between 5 swivelling joint arms 6 of height-adjusting box, first tightening means includes first adapter sleeve 63, first spacing post 52 is fixed to be located in the first straight-line tooth's socket 51, swivelling joint arm 6 and first straight-line gear 61 cover are located first spacing post 52, first adapter sleeve 63 is located on the swivelling joint arm 6, first adapter sleeve 63 is located through the fixed cover of positioning bolt first spacing post 52.
In order to make things convenient for the dismantlement of second spur gear, first adjusting block 62 with be provided with the second tightening device between the swivelling joint arm 6, the second tightening device includes second adapter sleeve 67, the spacing post 66 of second is fixed to be located in the second straight teeth groove 64, swivelling joint arm 6 and second straight-tooth gear 64 cover are located the spacing post 66 of second, second adapter sleeve 67 is located on the swivelling joint arm 6, second adapter sleeve 67 is located through positioning bolt fixed cover the spacing post 66 of second.
In order to make things convenient for the dismantlement of third spur gear, rotate linking arm 101 with be provided with the third tightening device between the swivelling joint arm 6, the third tightening device includes the spacing post 66 'of third adapter sleeve 67' third the spacing post 66 'of third is fixed to be located in the third straight teeth groove, swivelling joint arm 6 and third spur gear 64' cover are located the spacing post 66 'of third, third adapter sleeve 67' is located on the swivelling joint arm 6, third adapter sleeve 67 'is fixed to be located through positioning bolt the spacing post 66' of third.
The working principle is as follows:
fig. 5 shows an example of a strength fatigue test performed with the exercycle attached to the frame. Firstly, the exercise bicycle is fixed on a frame, then a driving handle on a height adjusting box on a first support and a second support is rotated, a push rod is lifted or lowered to the optimal height between the push rod and a measured part, then the push rod is adjusted to the optimal stress position of the measured part by adjusting a rotary connecting arm, a first adjusting block and a third adjusting block, then an extension rod is extended out under the control of a control box by operating the control box, when a pressure sensor on the extension rod is abutted to the measured part, the push rod is continuously driven to enable the stress of the measured part to be increased continuously, the measured part begins to deform gradually, meanwhile, the pressure applied to the measured part by the sensor on the extension rod is transmitted to a display of the control box, the maximum stress of the measured part can be conveniently read by a worker at any time, and a qualified product can be obtained. Meanwhile, the extension of the push rod can be controlled by manually controlling the control box, and the continuous data reading of the pressure sensor is performed, so that the stress of the part to be measured can be accurately controlled, and the accurate fatigue strength value can be obtained.
Modifications and variations of the present invention are within the scope of the claims and are not limited by the disclosure of the embodiments.
Claims (8)
1. Body-building apparatus static loading experiment machine which characterized in that: the device comprises a rack, wherein a static test mechanism for testing the fatigue strength of equipment is arranged on the rack, the static test mechanism comprises a plurality of supports and a push rod, the supports can be arranged on the rack in a sliding manner, a height adjusting box capable of sliding up and down is arranged on the supports, a rotary connecting arm is arranged between the push rod and the height adjusting box and can be rotatably arranged on the height adjusting box, a first positioning device is arranged between the height adjusting box and the rotary connecting arm, the push rod can be transversely and longitudinally rotatably arranged at the free end of the rotary connecting arm, a driving structure for driving the height adjusting box to slide up and down is arranged between the height adjusting box and the supports, a pressure sensor is fixedly arranged at the free end of an extension rod of the push rod, a control box is arranged on the rack, and the push rod is electrically connected with the control box, and the signal output end of the pressure sensor is electrically connected with the signal input end of the control box.
2. The static loading experiment machine for fitness equipment according to claim 1, wherein: the first positioning device comprises a first straight gear, the first straight gear is fixedly arranged on the rotary connecting arm, the height adjusting box is provided with a first straight tooth groove clamped with the first straight gear, and the first straight gear is detachably arranged in the first straight tooth groove.
3. The static loading experiment machine for fitness equipment according to claim 1, wherein: the push rod can be arranged at the free end of the rotary connecting arm in a transverse rotating mode, and a second positioning device is arranged between the rotary connecting arm and the push rod.
4. The static loading experiment machine for fitness equipment according to claim 3, wherein: the rotatable rotation linking arm that is provided with of free end of rotation linking arm, rotation linking arm with be provided with third positioner between the rotation linking arm, the push rod can be followed vertical rotatory the setting in the free end of rotation linking arm, be provided with fourth positioner between rotation linking arm and the push rod.
5. The static loading experiment machine for fitness equipment according to claim 3, wherein: the second positioning device comprises a second straight gear, the second straight gear is fixedly arranged on the rotating connecting arm, a first adjusting block is fixedly arranged on the push rod, a second straight gear groove clamped with the second straight gear is formed in the first adjusting block, and the second straight gear can be detachably arranged in the second straight gear groove.
6. The static loading experiment machine for fitness equipment according to claim 4, wherein: the third positioning device comprises a third straight gear, the third straight gear is fixedly arranged on the rotary connecting arm, a third straight gear groove clamped with the third straight gear is formed in the rotary connecting arm, and the third straight gear can be detachably arranged in the third straight gear groove.
7. The static loading experiment machine for fitness equipment according to claim 4, wherein: the fourth positioning device comprises a second adjusting block and a third adjusting block, the second adjusting block is fixedly arranged on the rotating connecting arm, an annular groove used for adjusting the angle of the third adjusting block is formed in the second adjusting block, the third adjusting block is detachably arranged on the second adjusting block, and the push rod is fixedly arranged on the third adjusting block.
8. The static loading experiment machine for fitness equipment according to claim 1, wherein: the fixed straight rack that is provided with along the vertical direction on the support, drive arrangement includes: axis of rotation, fourth straight-teeth gear and worm wheel, the axis of rotation is rotatable set up in altitude mixture control case, fourth straight-teeth gear, worm wheel are fixed set up in the axis of rotation, the fourth straight-teeth gear with the straight-teeth row meshes mutually, altitude mixture control case is rotatable to be provided with the worm, the worm with the worm wheel meshes mutually, be provided with on the altitude mixture control case and be used for driving worm pivoted drive arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910032646.0A CN109708911B (en) | 2019-01-14 | 2019-01-14 | Static force loading experimental machine for body-building equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910032646.0A CN109708911B (en) | 2019-01-14 | 2019-01-14 | Static force loading experimental machine for body-building equipment |
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| Publication Number | Publication Date |
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| CN109708911A CN109708911A (en) | 2019-05-03 |
| CN109708911B true CN109708911B (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910032646.0A Active CN109708911B (en) | 2019-01-14 | 2019-01-14 | Static force loading experimental machine for body-building equipment |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202420887U (en) * | 2011-12-27 | 2012-09-05 | 厦门市西文机械工贸有限公司 | Elliptical machine service life testing machine |
| CN104039401A (en) * | 2012-01-06 | 2014-09-10 | 艾肯运动与健康公司 | Exercise device with communication linkage for connection with external computing device |
| CN205483624U (en) * | 2016-04-01 | 2016-08-17 | 昆山精研杰自动化科技有限公司 | Multipurpose body -building apparatus fatigue test device |
| CN207908172U (en) * | 2017-07-21 | 2018-09-25 | 厦门理工学院 | A kind of elliptical machine endurance quality test equipment |
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2019
- 2019-01-14 CN CN201910032646.0A patent/CN109708911B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202420887U (en) * | 2011-12-27 | 2012-09-05 | 厦门市西文机械工贸有限公司 | Elliptical machine service life testing machine |
| CN104039401A (en) * | 2012-01-06 | 2014-09-10 | 艾肯运动与健康公司 | Exercise device with communication linkage for connection with external computing device |
| CN205483624U (en) * | 2016-04-01 | 2016-08-17 | 昆山精研杰自动化科技有限公司 | Multipurpose body -building apparatus fatigue test device |
| CN207908172U (en) * | 2017-07-21 | 2018-09-25 | 厦门理工学院 | A kind of elliptical machine endurance quality test equipment |
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| CN109708911A (en) | 2019-05-03 |
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