CN102213629B - Torsion detection device - Google Patents
Torsion detection device Download PDFInfo
- Publication number
- CN102213629B CN102213629B CN 201010137183 CN201010137183A CN102213629B CN 102213629 B CN102213629 B CN 102213629B CN 201010137183 CN201010137183 CN 201010137183 CN 201010137183 A CN201010137183 A CN 201010137183A CN 102213629 B CN102213629 B CN 102213629B
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- synchronous pulley
- detecting apparatus
- torque detecting
- support
- driving mechanism
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Abstract
The invention relates to a torsion detection device, which comprises a machine base, a support structure fixed on the machine base, a detection assembly which is positioned on the machine base and is used for measuring force, an object carrying table which is supported by the support structure and the detection assembly commonly, a driving mechanism and a swing arm which is driven by the driving mechanism to perform reciprocating swing relative to the object carrying table, wherein the driving mechanism comprises a transmission shaft which is supported to the machine base in a pivoted mode, a motor for driving the transmission shaft to rotate, two first synchronous belt wheels which are fixed to the transmission shaft, two second synchronous belt wheels which are pivoted on the machine base by pivot shafts and two first synchronous belts which are connected with the two first synchronous belt wheels and the two second synchronous belt wheels respectively; the swing arm comprises two swing rods which are respectively fixed to the pivot shafts of the two second synchronous belt wheels and a cross rod connected with the two swing rods; and by the dual-side driving mode of the driving mechanism, the two swing rods can make motion stably, and included angles between the two swing rods and the object carrying table are consistent during the rotation of the two swinging rods, so that detected torsion is more accurate.
Description
Technical field
The present invention relates to a kind of torque detecting apparatus.
Background technology
Current, the product (as notebook computer, clamshell phone) with pivot device is widely used in the daily life.Generally, this series products comprises base, loam cake and the pivot device that this base and loam cake are pivoted and link together, and the driving torque of pivot device is most important to the use of product and user's experience.Therefore, in order to strengthen product competitiveness, manufacturer can carry out strict detection to the moment of torsion of pivot device before product export.And the accuracy of detection of existing torque detecting apparatus is lower, is difficult to satisfy the requirement of manufacturer.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of for the torque detecting apparatus that accurately detects moment of torsion.
A kind of torque detecting apparatus, comprise support, be fixedly arranged on the supporting construction on this support, be positioned at the detection components that is used for dynamometry on this support, by this supporting construction and the common objective table that supports of this detection components, driving mechanism and the swing arm of this objective table reciprocally swinging relatively by this driving mechanism driving, this driving mechanism comprises the transmission shaft that is supported in this support pivotally, be used for driving the motor that this transmission shaft rotates, two are fixed in first synchronous pulley of this transmission shaft, two are hubbed at second synchronous pulley and two on this support by pivotal axis is connected to first between this two first synchronous pulley and this two second synchronous pulley and is with synchronously, this swing arm comprise two be individually fixed in these two second synchronous pulleys pivotal axis fork and be connected in cross bar between this two fork, this torque detecting apparatus also comprises the stop means for detection of the full swing angle of this swing arm, and this stop means comprises the rotating disk of the pivotal axis that is fixedly arranged on one of this two second synchronous pulley, be immobilizated in the sensor block of this rotating disk and be used for this sensor block of sensing in order to record the first sensor of the full swing angle of this swing arm arrival.
The driving mechanism of torque detecting apparatus of the present invention can drive the relative synchronous reciprocally swinging of this objective table of two forks of this swing arm, can not only guarantee this two forks easy motion, also can guarantee that this two fork is consistent with the angle of this objective table respectively, allow this swing arm equably to the product application of force to be measured, make the moment of torsion of detected product to be measured more accurate.
Description of drawings
The present invention will be further described in conjunction with embodiment with reference to the accompanying drawings.
Fig. 1 is the stereographic map of the preferred embodiments of torque detecting apparatus of the present invention.
Fig. 2 is the opposite side view of the torque detecting apparatus after the casing of the support among Fig. 1 is removed.
Fig. 3 is the enlarged drawing of part shown in the III among Fig. 1.
Fig. 4 is the enlarged drawing of part shown in the IV among Fig. 1.
Fig. 5 is the use constitutional diagram during for detection of the moment of torsion of the pivot device of a notebook computer of the preferred embodiments of torque detecting apparatus of the present invention.
The main element symbol description
Supporting construction 20
Back up pad 22
Objective table 30
Articulated section 32
Dodge hole 34
Groups of motors 41
The 3rd synchronous pulley 42
The 4th synchronous pulley 44
Second is with 45 synchronously
First synchronous pulley 46
Support 47
Second synchronous pulley 48
First is with 49 synchronously
Fork 52
Cross bar 54
Stop means 60
Scrambler 72
The 5th synchronous pulley 74
The 3rd is with 76 synchronously
Bearing part 84
Notebook computer 90
Embodiment
Please refer to Fig. 1 and Fig. 2, the preferred embodiments of torque detecting apparatus 1 of the present invention comprises support 10, be fixedly arranged on the supporting construction 20 at these support 10 tops, level places the objective table 30 at these support 10 tops by these supporting construction 20 supports, be fixedly arranged on the driving mechanism 40 of this support 10, be fixed in this driving mechanism 40 and the swing arm 50 of reciprocally swinging by these driving mechanism 40 drivings, be connected in this driving mechanism 40 for detection of the stop means 60 of these swing arm 50 full swing angles, be connected in the detection components 80 that this driving mechanism 40 is used for detecting the angle detection device 70 of these swing arm 50 pendulum angles in real time and is used for dynamometry.
This support 10 comprises casing 12 and top board 16.This supporting construction 20 is fixed in the rear portion of these top board 16 upper surfaces.These casing 12 fronts arrange a control panel 14, and some control knobs 142 and display screen 144 are set on this control panel 14, are used for the operation of this torque detecting apparatus 1 of control and show its running status.
This supporting construction 20 comprises that two compartment of terrains are fixed in the back up pad 22 at these top board 16 upper surface rear portions.
This objective table 30 in the both sides, rear portion to should two back up pads 22 being respectively equipped with an articulated section 32 that is hubbed at corresponding back up pad 22, in offer a microscler hole 34 of dodging away from the centre position of the front portion of this two back up pad 22.
Please continue with reference to Fig. 3 and Fig. 4, this driving mechanism 40 comprises the transmission shaft 43 that is supported in these top board 16 lower surfaces pivotally, two are individually fixed in first synchronous pulley 46 at these transmission shaft 43 two ends, two are fixed in these top board 16 upper surfaces and lay respectively at the support 47 in these two back up pads, 22 outsides, two are hubbed at second synchronous pulley 48 of this two stands 47 respectively by pivotal axis 482, two are connected to first between this two first synchronous pulley 46 and this two second synchronous pulley 48 is with 49 synchronously, be fixed in the groups of motors 41 of these top board 16 lower surfaces, be fixed in the 3rd synchronous pulley 42 of this groups of motors 41 pivotally, be fixedly arranged on the 4th synchronous pulley 44 at these transmission shaft 43 middle parts and be connected in the 3rd synchronous pulley 42 and the 4th synchronous pulley 44 between second be with 45 synchronously.The pivot centerline collineation of two articulated sections 32 of this two second synchronous pulley 48 and this objective table 30.This groups of motors 41 comprises motor 412 and the speed reduction unit 414 that is fixed together.The 3rd synchronous pulley 42 is fixed on the central shaft of this speed reduction unit 414.The rotating speed of this motor 412 second is with 45 to pass to this transmission shaft 43 via this speed reduction unit 414 back of slowing down by this synchronously.
This swing arm 50 comprises that two are individually fixed in the fork 52 of pivotal axis 482 of these two second synchronous pulleys 48 and the cross bar 54 that is connected between this two fork 52 and can moves along this two fork 52 in a side of this two stands 47.Each fork 52 arranges a counterweight 56 in the opposite side near corresponding support 47.
This stop means 60 comprise the pivotal axis 482 that is fixedly arranged on one of this two second synchronous pulley 48 rotating disk 62, be immobilizated in the sensor block 64 of this rotating disk 62 and be fixed in these top board 16 upper surfaces near the first sensor 66 of position of this second synchronous pulley 48 that is pivoted.This first sensor 66 is used for this sensor block 64 of sensing to record the full swing angle that this swing arm 50 arrives.
This angle detection device 70 comprises that scrambler 72, two the 5th synchronous pulleys 74 and the 3rd are with 76 synchronously.This scrambler 72 is fixed in be pivoted another position of this two second synchronous pulley 48 of these top board 16 lower surface correspondences, this two the 5th synchronous pulley 74 is individually fixed in another pivotal axis 482, the three of the central shaft of this scrambler 72 and this two second synchronous pulley 48 and is with 76 to be connected between this two the 5th synchronous pulley 74 synchronously.
This detection components 80 comprises second sensor 82 that is used for dynamometry that is fixed in these objective table 30 front portions and the bearing part 84 that is fixedly arranged on this top board 16.One end of this second sensor 82 is fixed in these objective table 30 lower surfaces are dodged hole 34 near this this position, this second sensor 82 along the bearing of trend of dodging hole 34 of this objective table 30 place and freely be suspended from this dodge hole 34 under, and the other end of this second sensor 82 is movably pressed and is put this bearing part 84.Thereby this detection components 80 supports and leaves this top board 16 upper surface certain altitudes with two back up pads 22 that place these objective table 30 rear portions with this objective table 30.
Please be simultaneously referring to figs. 1 through Fig. 5, during detection, notebook computer 90 in determinand such as the present embodiment is placed on this objective table 30, and the base pinch of this notebook computer 90 is held in this objective table 30, and the loam cake of this notebook computer 90 is clipped in this swing arm 50.Press the control knob 142 on this control panel 14, allow the groups of motors 41 of this driving mechanism 40 turn round, second be with 45 to drive this transmission shaft 43 and rotate synchronously by this, thereby, first synchronous pulley 46 at these transmission shaft 43 two ends is with 49 to drive these two second synchronous pulleys 48 and rotate synchronously by first of correspondence synchronously, and then two forks 52 that drive this swing arm 50 are swung synchronously.This two counterweight 56 can allow this swing arm 50 more easily rotate.Simultaneously, two the 5th synchronous pulleys 74 of this angle detection device 70 rotate with 76 pivotal axis 482 with corresponding second synchronous pulley 48 synchronously synchronously by the 3rd, note the pendulum angle of this swing arm 50 by this scrambler 72, and the pendulum angle of this swing arm 50 is presented on the display screen 144 of this control panel 14; And the rotating disk 62 of this stop means 60 rotates synchronously with the pivotal axis 482 of corresponding second synchronous pulley 48, forward the position of full swing angle to when this swing arm 50, detected the sensor block 64 that rotates with this rotating disk 62 by this first sensor 66, and the number of delivering a letter gives this groups of motors 41, and this groups of motors 41 just drives this swing arm 50 counter-rotatings by this driving mechanism 40.Thereby the loam cake of this notebook computer 90 is its base unlatching and closed relatively just.In the process of loam cake with respect to its base closure of this notebook computer 90, the suffered moment of torsion of the pivot device of this notebook computer 90 just can be converted to the pressure that this second sensor 82 is subjected to by this objective table 30.Because can move in the horizontal direction relative to this bearing part 84 when this second sensor 82 is subjected to the power of horizontal direction, therefore, the power that this second sensor 82 records is vertical direction.
Allow this second sensor 82 record respectively that loam cake at this notebook computer 90 is subjected to external force and when its base rotates this objective table 30 to these second sensor, 82 applied pressures and when the loam cake of this notebook computer 90 is subjected to external force in vertical state and not with respect to its base this objective table 30 to these second sensor, 82 applied pressures, vertical range between the pivot center line of two articulated sections 32 of the stress point by measuring this second sensor 82 and this objective table 30 allows the difference of this two pressure multiply by the moment of torsion that described vertical range can calculate the pivot device of this notebook computer 90 again.Because the bilateral type of drive of this driving mechanism 40 can not only guarantee this two forks, 52 easy motions, can guarantee that more this two fork 52 is consistent with the angle of this objective table 30 respectively, allow this swing arm 50 equably to the loam cake application of force of this notebook computer 90, so the moment of torsion of detected pivot device is more accurate.
The moment of torsion that this torque detecting apparatus 1 also can be used for pivot device on other products detects, as clamshell phone.
In other embodiments, can allow the 3rd synchronous pulley 42 be directly fixed on the central shaft of this motor 412, and second be with the 45 and the 4th synchronous pulley 44 that speed is passed to this transmission shaft 43 synchronously by this, so just not need this speed reduction unit 414.This motor 412 can be zero motor.
In addition, also the motor 412 of this groups of motors 41 directly can be fixed on this transmission shaft 43 by shaft coupling or other connected modes and drive this transmission shaft 43, so do not need the 3rd, the 4th synchronous pulley 42,44 and this second be with 45 synchronously.
Claims (10)
1. torque detecting apparatus, comprise support, be fixedly arranged on the supporting construction on this support, be positioned at the detection components that is used for dynamometry on this support, by this supporting construction and the common objective table that supports of this detection components, driving mechanism and the swing arm of this objective table reciprocally swinging relatively by this driving mechanism driving, it is characterized in that: this driving mechanism comprises the transmission shaft that is supported in this support pivotally, be used for driving the motor that this transmission shaft rotates, two are fixed in first synchronous pulley of this transmission shaft, two are hubbed at second synchronous pulley and two on this support by pivotal axis is connected to first between this two first synchronous pulley and this two second synchronous pulley and is with synchronously, this swing arm comprise two be individually fixed in these two second synchronous pulleys pivotal axis fork and be connected in cross bar between this two fork, this torque detecting apparatus also comprises the stop means for detection of the full swing angle of this swing arm, and this stop means comprises the rotating disk of the pivotal axis that is fixedly arranged on one of this two second synchronous pulley, be immobilizated in the sensor block of this rotating disk and be used for this sensor block of sensing in order to record the first sensor of the full swing angle of this swing arm arrival.
2. torque detecting apparatus as claimed in claim 1 is characterized in that: this driving mechanism also comprises by this motor and drives and the 3rd synchronous pulley that rotates, be fixedly arranged on this transmission shaft and the 4th synchronous pulley between this two first synchronous pulley, be connected in second between the 3rd synchronous pulley and the 4th synchronous pulley and be with synchronously.
3. torque detecting apparatus as claimed in claim 2, it is characterized in that: this driving mechanism also comprises the speed reduction unit that is fixed together with this motor, the 3rd synchronous pulley is hubbed at this speed reduction unit.
4. torque detecting apparatus as claimed in claim 1, it is characterized in that: this supporting construction comprises that two are positioned at the back up pad of these objective table both sides, this objective table is respectively equipped with an articulated section that is hubbed at corresponding back up pad in both sides.
5. torque detecting apparatus as claimed in claim 4, it is characterized in that: this torque detecting apparatus comprises that also two are fixed in this support and the support corresponding with this two back up pad, and this two second synchronous pulley is hubbed at respectively on this two stands by pivotal axis.
6. torque detecting apparatus as claimed in claim 5 is characterized in that: the pivot center line of this two second synchronous pulley and the pivot centerline collineation of this two articulated section.
7. torque detecting apparatus as claimed in claim 5 is characterized in that: a counterweight is set on each fork, and this two counterweight and this cross bar lay respectively at the relative both sides of this two stands.
8. torque detecting apparatus as claimed in claim 1, it is characterized in that: this torque detecting apparatus also comprises the angle detection device for detection of the pendulum angle of this swing arm.
9. torque detecting apparatus as claimed in claim 8, it is characterized in that: this angle detection device comprises scrambler, two the 5th synchronous pulleys that are fixed in this support and is connected in the 3rd between this two the 5th synchronous pulley to be with synchronously, and this two the 5th synchronous pulley is individually fixed in another pivotal axis of the central shaft of this scrambler and this two second synchronous pulley.
10. torque detecting apparatus as claimed in claim 1, it is characterized in that: this objective table offers in the position away from this supporting construction and dodges the hole, this detection components comprises for second sensor of dynamometry and is fixedly arranged on the bearing part of this support, one end of this second sensor is fixed in the lower surface of this objective table, this second sensor along this bearing of trend of dodging the hole place and freely be suspended from this dodge the hole under, the other end of this second sensor is movably pressed and is put this bearing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010137183 CN102213629B (en) | 2010-04-01 | 2010-04-01 | Torsion detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010137183 CN102213629B (en) | 2010-04-01 | 2010-04-01 | Torsion detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102213629A CN102213629A (en) | 2011-10-12 |
| CN102213629B true CN102213629B (en) | 2013-08-28 |
Family
ID=44745029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010137183 Expired - Fee Related CN102213629B (en) | 2010-04-01 | 2010-04-01 | Torsion detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102213629B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692189A (en) * | 2018-05-29 | 2018-10-23 | 山东华鹏精机股份有限公司 | Rotary joint safety monitoring system and monitoring method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW478613U (en) * | 1998-05-26 | 2002-03-01 | Ming-Shuen Yang | Maximum friction torque and endurance measuring machine of notebook computer axle |
| TW576537U (en) * | 2002-10-04 | 2004-02-11 | Quanta Comp Inc | An open and close test apparatus for panel |
| CN2798146Y (en) * | 2005-04-20 | 2006-07-19 | 张鸿明 | Opening structure for exposure frame of exposure device |
| CN1987387A (en) * | 2006-12-14 | 2007-06-27 | 浙江工业大学 | Two-way torque detector |
| CN101526435A (en) * | 2009-03-26 | 2009-09-09 | 上海大学 | Torque loading tester and controlling system thereof |
-
2010
- 2010-04-01 CN CN 201010137183 patent/CN102213629B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW478613U (en) * | 1998-05-26 | 2002-03-01 | Ming-Shuen Yang | Maximum friction torque and endurance measuring machine of notebook computer axle |
| TW576537U (en) * | 2002-10-04 | 2004-02-11 | Quanta Comp Inc | An open and close test apparatus for panel |
| CN2798146Y (en) * | 2005-04-20 | 2006-07-19 | 张鸿明 | Opening structure for exposure frame of exposure device |
| CN1987387A (en) * | 2006-12-14 | 2007-06-27 | 浙江工业大学 | Two-way torque detector |
| CN101526435A (en) * | 2009-03-26 | 2009-09-09 | 上海大学 | Torque loading tester and controlling system thereof |
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| Publication number | Publication date |
|---|---|
| CN102213629A (en) | 2011-10-12 |
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