CN113720512A - Thrust detection device of electric actuating mechanism - Google Patents
Thrust detection device of electric actuating mechanism Download PDFInfo
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- CN113720512A CN113720512A CN202111018193.XA CN202111018193A CN113720512A CN 113720512 A CN113720512 A CN 113720512A CN 202111018193 A CN202111018193 A CN 202111018193A CN 113720512 A CN113720512 A CN 113720512A
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- 238000001514 detection method Methods 0.000 title claims abstract description 40
- 238000006073 displacement reaction Methods 0.000 claims abstract description 22
- 239000000725 suspension Substances 0.000 claims abstract description 12
- 238000009530 blood pressure measurement Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a thrust detection device of an electric actuating mechanism, which belongs to the technical field of detection devices and comprises a rotating plate, a rotating pin, a longitudinal displacement assembly, a tension meter and a suspension assembly, wherein the rotating pin is arranged at the bottom of the rotating plate in a sliding manner, the rotating plate can rotate by taking the rotating pin as a center, the longitudinal displacement assembly is connected with the rotating pin, the rotating pin can move along the length direction of the rotating plate through the driving of the longitudinal displacement assembly, the electric actuating mechanism outputs thrust, the rotating plate generates deflection, the position of the rotating pin is adjusted and moved through the longitudinal displacement assembly, so that the position of the rotating plate returns to the original position, and the thrust of the electric actuating mechanism can be obtained by obtaining the reading of the tension meter and the position of the rotating pin. The device can detect the thrust of the electric actuating mechanism, has higher detection precision, and is more stable in detection by a mechanized detection means.
Description
Technical Field
The invention belongs to the technical field of detection devices, and particularly relates to a thrust detection device for an electric actuating mechanism.
Background
The subway tunnel has gradually become an inevitable part in our lives, and the electric actuating mechanism is an indispensable thing that can be used in the subway tunnel. The thrust detection after the delivery of the electric actuating mechanism is significant, and whether the thrust meets the design requirements directly influences whether the load can be driven to work normally. At present, the thrust detection of the electric actuating mechanism adopts a hydraulic system for detection, and the patent application with the publication number of CN102853955A provides a straight-stroke thrust detection device of the electric actuating mechanism, and the thrust of the electric actuating mechanism is detected through a lever mechanism.
Disclosure of Invention
In view of the above, an object of the present invention is to provide an electric actuator thrust detection device that can detect the thrust of an electric actuator with higher detection accuracy and more stable detection by a mechanized detection means.
In order to achieve the purpose, the invention provides the following technical scheme:
the thrust detection device of the electric actuating mechanism comprises a rotating plate, a rotating pin, a longitudinal displacement assembly, a tension meter and a suspension assembly, wherein the rotating pin is arranged at the bottom of the rotating plate in a sliding mode and can rotate around the rotating pin, the longitudinal displacement assembly is connected with the rotating pin, the rotating pin is driven by the longitudinal displacement assembly to move along the length direction of the rotating plate, one end side face of the rotating plate is connected to the tension meter, the other end opposite to one side of the rotating plate is connected to the output end of the electric actuating mechanism, the upper side of the rotating plate is connected to a ceiling through the suspension assembly, and scales are arranged on the rotating plate; the electric actuating mechanism outputs thrust, the rotating plate generates deflection, the position of the rotating pin is adjusted and moved through the longitudinal displacement assembly, the position of the rotating plate returns to the original position, and the thrust of the electric actuating mechanism can be obtained by obtaining the reading of the tension meter and the position of the rotating pin.
Furthermore, the longitudinal displacement assembly comprises a transverse plate and two sets of translation rail devices for driving the transverse plate to move longitudinally, and the transverse plate is fixedly connected with the rotating pin.
Furthermore, an open slot matched with the rotating pin is formed in the transverse plate, and a nut used for fixing the rotating pin is arranged at the bottom of the transverse plate.
Further, translation rail set include the slide, with slide complex guide rail, with the slide is fixed continuous belt, with belt complex action wheel with from driving wheel, drive action wheel pivoted motor, the action wheel with from the driving wheel all with the guide rail is rotated and is connected, the upper surface of slide with the diaphragm is fixed continuous.
Furthermore, a channel is formed in the guide rail, one end of the belt is fixedly connected to one side of the sliding seat, and the other end of the belt is connected to the other side of the sliding seat after bypassing the channel.
Further, the both sides of diaphragm are provided with pressure measurement device, pressure measurement device is along the even interval arrangement of the length direction of diaphragm, pressure measurement device can remove along with the diaphragm, pressure measurement device is used for detecting the bottom each department pressure of diaphragm.
Further, the pressure detection device comprises a support plate, an inner rod, an outer rod, a spring, a pressure sensor and a base, wherein the support plate is fixedly connected with the transverse plate, the support plate is fixedly connected to the inner rod, the inner rod is arranged in the outer rod in a sliding mode, the spring sleeve is arranged on the outer side of the inner rod, two ends of the spring are respectively abutted to the pressure sensor and the support plate, and the outer rod is fixedly connected to the base.
Furthermore, one end of the tension meter is fixedly connected to the rotating plate, and the other end of the tension meter is connected to the supporting seat.
Further, the both ends of rotor plate all are connected with and suspend the subassembly in midair, suspend the subassembly in midair include with the rotor plate fixed lifting rope, fix the pulley of lifting rope upper end, with pulley complex slide, the slide can be fixed in the ceiling.
Furthermore, a pointer is fixed on the rotating pin and bends from the lower side of the rotating plate to the upper side of the rotating plate.
The invention has the beneficial effects that:
the upper side of the rotating plate is connected to a ceiling through the suspension assembly, the force application direction of the electric actuating mechanism and the direction of the tension meter are both perpendicular to the rotating plate, the electric actuating mechanism outputs thrust, the rotating plate generates deflection, the position of the rotating pin is adjusted and moved through the longitudinal displacement assembly, the position of the rotating plate returns to the original position, the influence caused by deflection is avoided, scales are arranged on the rotating plate, and the distance between the rotating pin and two force application ends can be calculated through the scales; the thrust of the electric actuating mechanism can be obtained by obtaining the reading of the tension meter and the position of the rotating pin. The device is convenient to control, can well detect the thrust, and has stable detection result.
Additional advantages, objects, and features of the invention will be set forth in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a front view of the apparatus of the present invention;
FIG. 3 is a top view of the apparatus of the present invention;
FIG. 4 is a side view of the apparatus of the present invention;
FIG. 5 is an enlarged view of FIG. 2 at A;
FIG. 6 is a schematic structural view of a translation rail apparatus;
FIG. 7 is a schematic structural diagram of a pressure detection device;
FIG. 8 is a force diagram of the device of the present invention.
The drawings are numbered as follows: the device comprises a rotating plate 1, a rotating pin 2, a tension meter 3, a suspension assembly 4, a lifting rope 41, a pulley 42, a slideway 43, an electric actuating mechanism 5, a transverse plate 6, a translation rail device 7, a sliding seat 71, a guide rail 72, a belt 73, a driving wheel 74, a driven wheel 75, a motor 76, an open slot 8, a pressure detection device 9, a support plate 91, an inner rod 92, an outer rod 93, a spring 94, a pressure sensor 95, a base 96, a support seat 10, a pointer 11 and a bottom plate 12.
Detailed Description
As shown in fig. 1 to 4, the thrust detection device for the electric actuator of the invention comprises a rotating plate 1, a rotating pin 2, a longitudinal displacement assembly, a tension meter 3 and a suspension assembly 4, wherein the rotating plate 1 is a rectangular thin plate and is matched with the rotating pin 2 through a sliding groove, the rotating pin 2 is slidably arranged at the bottom of the rotating plate 1 and can slide along the length direction of the rotating plate 1, the rotating plate 1 can rotate by taking the rotating pin 2 as a center, the longitudinal displacement assembly is connected with the rotating pin 2, the rotating pin 2 is driven by the longitudinal displacement assembly to move along the length direction of the rotating plate 1, one end side surface of the rotating plate 1 is connected to the tension meter 3, the force application direction of the electric actuator 5 and the direction of the tension meter 3 are both vertical to the rotating plate 1, the opposite side of the other end of the rotating plate 1 is connected to the output end of the electric actuator 5, the upper side of the rotating plate 1 is connected to a ceiling through a suspension assembly 4, and scales are arranged on the rotating plate 1; the electric actuator 5 outputs thrust, the rotating plate 1 generates deflection, the position of the rotating pin 2 is adjusted and moved through the longitudinal displacement assembly, the position of the rotating plate 1 returns to the original position, namely the position of the rotating plate 1 perpendicular to the force application direction, and the thrust of the electric actuator 5 can be obtained by obtaining the reading of the tension meter 3 and the position of the rotating pin 2.
The upper side of a rotating plate 1 is connected to a ceiling through a suspension assembly 4, the force application direction of an electric actuator 5 and the direction of a tension meter 3 are both perpendicular to the rotating plate 1, the electric actuator 5 outputs thrust, the rotating plate 1 generates deflection, the position of a rotating pin 2 is adjusted and moved through a longitudinal displacement assembly, so that the position of the rotating plate 1 returns to the original position, the influence caused by deflection is avoided, scales are arranged on the rotating plate 1, and the distance between the rotating pin 2 and two force application ends can be calculated through the scales; the thrust of the electric actuator 5 can be obtained by obtaining the reading of the tension meter 3 and the position of the rotating pin 2. As shown in fig. 8: the tension meter 3 has the reading of F2, the moment arm is D2, and the force application moment arm of the electric actuating mechanism 5 is D1, so that F1 is equal to F2 multiplied by D2/D1.
In this embodiment, the longitudinal displacement subassembly includes diaphragm 6, drive diaphragm 6 is along two sets of translation rail set 7 of longitudinal movement, and two sets of translation rail set 7 are located the both ends of diaphragm 6, synchronous drive diaphragm 6 is along longitudinal displacement, diaphragm 6 with rotating pin 2 is fixed continuous to indirect drive rotating pin 2 removes, realizes changing the mesh of arm of force length.
In this embodiment, seted up on the diaphragm 6 with the rotation pin 2 complex open slot 8, open slot 8 runs through from top to bottom along transversal arrangement diaphragm 6, its width and rotation pin 2 phase-match, the bottom of diaphragm 6 is provided with and is used for fixing the nut of rotation pin 2 after the position of rotation pin 2 has been adjusted, through the nut fastening can, through the tensiometer 3 or the electric actuator 5 of different specifications, can adjust the position of rotation pin 2 and make it adapt to rather than, practice thrift the detection cost.
In this embodiment, as shown in fig. 6, the translation rail device 7 includes a sliding base 71, a guide rail 72 engaged with the sliding base 71, a belt 73 fixedly connected to the sliding base 71, a driving wheel 74 and a driven wheel 75 engaged with the belt 73, and a motor 76 driving the driving wheel 74 to rotate, wherein the driving wheel 74 and the driven wheel 75 are both rotatably connected to the guide rail 72, and are respectively arranged at two ends of the guide rail 72, and are driven by the motor 76, so that the belt 73 rotates around the driving wheel 74 and the driven wheel 75, and the upper surface of the sliding base 71 is fixedly connected to the horizontal plate 6, thereby driving the horizontal plate 6 to move together. The guide rail 72 is provided with a channel therein for accommodating the belt 73, so that the structure is more compact, one end of the belt 73 is fixedly connected to one side of the sliding seat 71, and the other end of the belt 73 is connected to the other side of the sliding seat 71 after bypassing the channel.
In this embodiment, pressure detection devices 9 are disposed on two sides of the transverse plate 6, the pressure detection devices 9 are uniformly arranged at intervals along the length direction of the transverse plate 6, the pressure detection devices 9 can move along with the transverse plate 6, and the pressure detection devices 9 are used for detecting the pressure at each position of the bottom of the transverse plate 6.
Specifically, as shown in fig. 7, the pressure detection device 9 includes a support plate 91, an inner rod 92, an outer rod 93, a spring 94, a pressure sensor 95 and a base 96, the support plate 91 is fixedly connected to the transverse plate 6, the support plate 91 is fixedly connected to the inner rod 92, the inner rod 92 is slidably disposed in the outer rod 93, the spring 94 is sleeved outside the inner rod 92, two ends of the spring 94 are respectively abutted to the pressure sensor 95 and the support plate 91, and the outer rod 93 is fixedly connected to the base 96.
In this embodiment, one end of the tension gauge 3 is fixedly connected to the rotating plate 1, the other end of the tension gauge 3 is connected to the supporting seat 10, the bottom of the supporting seat 10 is connected to the bottom plate 12, and the supporting seat 10 and the bottom plate 12 are detachably connected to each other, so as to move the position of the supporting seat 10.
In this embodiment, both ends of the rotating plate 1 are connected with suspension assemblies 4, each suspension assembly 4 includes a lifting rope 41 fixed to the rotating plate 1, a pulley 42 fixed to an upper end of the lifting rope 41, and a slideway 43 engaged with the pulley 42, and the slideway 43 can be fixed to a ceiling. As shown in fig. 5, a pointer 11 is fixed on the rotation pin 2, the pointer 11 is bent and extended from the lower side of the rotation plate 1 to the upper side of the rotation plate 1, and the pointer 11 corresponds to the rotation pin, so that reading can be facilitated.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (10)
1. Electric actuator thrust detection device, its characterized in that: the device comprises a rotating plate, a rotating pin, a longitudinal displacement assembly, a tension meter and a suspension assembly, wherein the rotating pin is arranged at the bottom of the rotating plate in a sliding mode, the rotating plate can rotate around the rotating pin, the longitudinal displacement assembly is connected with the rotating pin, the rotating pin is driven by the longitudinal displacement assembly to move along the length direction of the rotating plate, one end side face of the rotating plate is connected to the tension meter, the other end opposite side of the rotating plate is connected to the output end of an electric execution mechanism, the upper side of the rotating plate is connected to a ceiling through the suspension assembly, and scales are arranged on the rotating plate; the electric actuating mechanism outputs thrust, the rotating plate generates deflection, the position of the rotating pin is adjusted and moved through the longitudinal displacement assembly, the position of the rotating plate returns to the original position, and the thrust of the electric actuating mechanism can be obtained by obtaining the reading of the tension meter and the position of the rotating pin.
2. The electric actuator thrust detection device according to claim 1, wherein: the longitudinal displacement assembly comprises a transverse plate and two groups of translation rail devices for driving the transverse plate to move longitudinally, and the transverse plate is fixedly connected with the rotating pin.
3. The electric actuator thrust detection device according to claim 2, wherein: the transverse plate is provided with an open slot matched with the rotating pin, and the bottom of the transverse plate is provided with a nut used for fixing the rotating pin.
4. The electric actuator thrust detection device according to claim 2, wherein: translation rail set include the slide, with slide complex guide rail, with the slide is fixed the belt that links to each other, with belt complex action wheel with from driving wheel, drive action wheel pivoted motor, the action wheel with from the driving wheel all with the guide rail is rotated and is connected, the upper surface of slide with the diaphragm is fixed continuously.
5. The electric actuator thrust detection device according to claim 4, wherein: a channel is formed in the guide rail, one end of the belt is fixedly connected to one side of the sliding seat, and the other end of the belt is connected to the other side of the sliding seat after bypassing the channel.
6. The electric actuator thrust detection device according to claim 2, wherein: the both sides of diaphragm are provided with pressure measurement, pressure measurement evenly spaced arrangement along the length direction of diaphragm, pressure measurement can move along with the diaphragm, pressure measurement is used for detecting the bottom each department pressure of diaphragm.
7. The electric actuator thrust detection device according to claim 6, wherein: the pressure detection device comprises a support plate, an inner rod, an outer rod, a spring, a pressure sensor and a base, wherein the support plate is fixedly connected with the transverse plate, the support plate is fixedly connected to the inner rod, the inner rod is arranged in the outer rod in a sliding mode, the spring sleeve is arranged on the outer side of the inner rod, two ends of the spring are respectively abutted to the pressure sensor and the support plate, and the outer rod is fixedly connected to the base.
8. The electric actuator thrust detection device according to claim 1, wherein: one end of the tension meter is fixedly connected to the rotating plate, and the other end of the tension meter is connected to the supporting seat.
9. The electric actuator thrust detection device according to claim 1, wherein: the both ends of rotor plate all are connected with and suspend the subassembly in midair, suspend the subassembly in midair include with the rotor plate fixed lifting rope, fix the pulley of lifting rope upper end, with pulley complex slide, the slide can be fixed in the ceiling.
10. The electric actuator thrust detection device according to claim 1, wherein: and a pointer is fixed on the rotating pin and bends and extends from the lower side of the rotating plate to the upper side of the rotating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111018193.XA CN113720512B (en) | 2021-09-01 | 2021-09-01 | Thrust detection device of electric actuating mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111018193.XA CN113720512B (en) | 2021-09-01 | 2021-09-01 | Thrust detection device of electric actuating mechanism |
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| CN113720512A true CN113720512A (en) | 2021-11-30 |
| CN113720512B CN113720512B (en) | 2024-05-14 |
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| CN202111018193.XA Active CN113720512B (en) | 2021-09-01 | 2021-09-01 | Thrust detection device of electric actuating mechanism |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08159895A (en) * | 1994-12-09 | 1996-06-21 | Tsubakimoto Chain Co | Thrust detecting apparatus for linear actuator |
| CN102853955A (en) * | 2012-09-29 | 2013-01-02 | 济南大学 | Straight travel electric actuating mechanism thrust detection device |
| CN202836848U (en) * | 2012-09-29 | 2013-03-27 | 济南大学 | Thrust detection device for liner electric actuating mechanism |
| DE102019109347A1 (en) * | 2018-04-19 | 2019-10-24 | Toyota Jidosha Kabushiki Kaisha | Wind force detection unit for rotation element |
| CN110646135A (en) * | 2019-11-13 | 2020-01-03 | 吉林大学 | Horizontal push-pull dynamometer detector |
| CN211696768U (en) * | 2020-05-13 | 2020-10-16 | 天津德昌工控科技有限公司 | Thrust detection device of straight-stroke electric actuating mechanism |
| CN212903677U (en) * | 2020-09-22 | 2021-04-06 | 江苏晨翔机械有限公司 | Thrust testing device for electric push rod production and processing |
| CN213120928U (en) * | 2020-08-20 | 2021-05-04 | 天津天地众恒仪表技术有限公司 | Straight-stroke electric execution thrust detection device |
-
2021
- 2021-09-01 CN CN202111018193.XA patent/CN113720512B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08159895A (en) * | 1994-12-09 | 1996-06-21 | Tsubakimoto Chain Co | Thrust detecting apparatus for linear actuator |
| CN102853955A (en) * | 2012-09-29 | 2013-01-02 | 济南大学 | Straight travel electric actuating mechanism thrust detection device |
| CN202836848U (en) * | 2012-09-29 | 2013-03-27 | 济南大学 | Thrust detection device for liner electric actuating mechanism |
| DE102019109347A1 (en) * | 2018-04-19 | 2019-10-24 | Toyota Jidosha Kabushiki Kaisha | Wind force detection unit for rotation element |
| CN110646135A (en) * | 2019-11-13 | 2020-01-03 | 吉林大学 | Horizontal push-pull dynamometer detector |
| CN211696768U (en) * | 2020-05-13 | 2020-10-16 | 天津德昌工控科技有限公司 | Thrust detection device of straight-stroke electric actuating mechanism |
| CN213120928U (en) * | 2020-08-20 | 2021-05-04 | 天津天地众恒仪表技术有限公司 | Straight-stroke electric execution thrust detection device |
| CN212903677U (en) * | 2020-09-22 | 2021-04-06 | 江苏晨翔机械有限公司 | Thrust testing device for electric push rod production and processing |
Non-Patent Citations (1)
| Title |
|---|
| 周祥态等: "电动执行机构推力输出部件壳体设计优化", 《电力勘测设计》, no. 6, 30 June 2018 (2018-06-30), pages 24 - 27 * |
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| CN113720512B (en) | 2024-05-14 |
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