CN105003501A - Locking mechanism - Google Patents
Locking mechanism Download PDFInfo
- Publication number
- CN105003501A CN105003501A CN201510506115.2A CN201510506115A CN105003501A CN 105003501 A CN105003501 A CN 105003501A CN 201510506115 A CN201510506115 A CN 201510506115A CN 105003501 A CN105003501 A CN 105003501A
- Authority
- CN
- China
- Prior art keywords
- connecting shaft
- locking mechanism
- mobile platform
- briquetting
- handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 238000010168 coupling process Methods 0.000 claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 15
- 230000009471 action Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
- F16B1/04—Means for securing elements of mechanisms after operation disengaged by movement of the actuating member of the element
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
- G01L25/003—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency for measuring torque
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Mechanical Control Devices (AREA)
Abstract
The invention provides a locking mechanism. The locking mechanism comprises a handle, press blocks, a first connecting shaft, a second connecting shaft and a coupling, wherein the first connecting shaft and the second connecting shaft are coaxially connected through the coupling and penetrate through the corresponding press blocks respectively, and threads opposite in spiral direction are arranged on the first connecting shaft and the second connecting shaft; threaded holes matched with the thread of the first connecting shaft or the thread of the second connecting shaft are formed in the press blocks, the first connecting shaft or the second connecting shaft penetrates through the threaded holes, diagonal planes capable of being closely attached to a movable platform of a torque standard device are arranged at upper ends of inner sides of the press blocks, and diagonal planes capable of being closely attached to a base of the torque standard device are arranged at lower ends of the inner sides of the press blocks; the handle is fixedly connected with the outer side end of the first connecting shaft. The locking mechanism can effectively lock the movable platform, is convenient to operate and can lock two sides of the movable platform simultaneously through one action.
Description
Technical field
The present invention relates to torsion-testing field, particularly a kind of locking mechanism of torque standard device equalizing feature.
Background technique
The equalizing feature of torque standard device is for exporting a moment of torsion, and this moment of torsion is used for the moment of torsion that the standard arm of force of counter balance torque standard set-up front end and standard test weight produce.The adjustment standard arm of force makes it be horizontal, and the standard arm of force like this and standard test weight just can produce an accurate standard torque.Equalizing feature is generally fixedly mounted on one can on the platform of linearly guide rail movement.When mounting torque sensor, for adapting to the torque sensor series connection of different specification size, need to adjust the position of equalizing feature on torque standard device.And in torque measurement process, necessarily require again equalizing feature to be in a relatively stable immovable state.Therefore a set of simple operation, reliable and stable equalizing feature locking mechanism are particularly important for torque standard device.
Summary of the invention
The object of this invention is to provide a kind of locking mechanism of simple operation.
The solution that the present invention adopts is:
A kind of locking mechanism, is characterized in that, comprise handle, briquetting, the first connecting shaft, the second connecting shaft and coupling; Wherein said first connecting shaft is coaxially connected by described coupling with the second connecting shaft, and is each passed through corresponding briquetting, and described first connecting shaft and the second connecting shaft are provided with the contrary screw thread of rotation direction; Described briquetting is provided with for described first connecting shaft or described second connecting shaft through and the tapped hole of screw-thread fit with described first connecting shaft or described second connecting shaft, the inner top side of described briquetting is provided with the scarf can be close to the mobile platform of torque standard device, and the inside lower end of described briquetting is provided with the scarf can be close to the base of torque standard device; Described handle is fixedly connected with described first connecting shaft outboard end.
Preferably, described handle can be in relative with described base for described mobile platform locking state of locking and the releasing orientation described mobile platform and described base relatively unclamped.
Preferably, described locking mechanism also comprises the sensing device being in locking state or releasing orientation for detecting described handle.
Preferably, described sensing device comprises cam and sensor, and described cam is fixedly installed on the outboard end of described second connecting shaft, the position that described sensor setting is corresponding with described cam on described briquetting.
Preferably, described locking mechanism also comprises the side that is arranged at described coupling and/or both sides and connects shaft support for supporting described first connecting shaft and/or described second.
Preferably, described support is fixedly attached to described mobile platform.
Preferably, described locking mechanism is arranged on the mobile platform of described torque standard device.
Advantage of the present invention is can not only the mobile platform of effective locking torque standard set-up, and easy to operate, only needs an action can realize mobile platform both sides and locks simultaneously, namely can realize " one-touch " locking.
Accompanying drawing explanation
In conjunction with the drawings exemplary embodiment of the invention is described in more detail, above-mentioned and other object of the present invention, Characteristics and advantages will become more obvious, wherein, in exemplary embodiment of the invention, identical reference number represents same parts usually.
Fig. 1 is the structural representation of the locking mechanism according to exemplary embodiment.
Fig. 2 is the handle operating diagram of the locking mechanism according to exemplary embodiment.
Main Reference Numerals is as follows:
1-handle, 2-briquetting, 3-first connecting shaft, 4-mobile platform, 5-coupling, 6-first connecting shaft, 7-sensor, 8-guide rail, 9-base.
Embodiment
In more detail the preferred embodiment of the present invention is described below with reference to accompanying drawings.Although show the preferred embodiment of the present invention in accompanying drawing, but should be appreciated that, the present invention can be realized in a variety of manners and not should limit by the mode of execution of setting forth here.On the contrary, provide these mode of executions to be to make the present invention more thorough and complete, and scope of the present invention intactly can be conveyed to those skilled in the art.
It is pointed out that in this article, " inner side ", " outside " are for the center of locking mechanism, are called inner side near the center of locking mechanism, and the center away from locking mechanism is called outside, and this meets the general custom of those skilled in the art.
The invention provides a kind of locking mechanism, comprise handle, briquetting, the first connecting shaft, the second connecting shaft and coupling.First connecting shaft is coaxially connected by coupling with the second connecting shaft, and is each passed through corresponding briquetting, and the first connecting shaft and the second connecting shaft are provided with the contrary screw thread of rotation direction.
Each briquetting is provided with for the first connecting shaft or the second connecting shaft through and the tapped hole of screw-thread fit with the first connecting shaft or the second connecting shaft; thus when the first connecting shaft and the second connecting shaft rotate simultaneously; by the cooperation of screw thread, two briquettings can be driven to draw close to the inside simultaneously or be separated laterally simultaneously.The inner top side of each briquetting is provided with the scarf can be close to the mobile platform of torque standard device; inside lower end is provided with the scarf can be close to the base of torque standard device; thus when two briquettings are drawn close to the inside or are separated laterally simultaneously simultaneously, mobile platform can be locked with base or separate.
Handle is fixedly connected with the first connecting shaft outboard end, and the rotation of handle can drive the first connecting shaft to rotate.
Handle can shake, and can be in locking state and releasing orientation, in the locked condition, mobile platform and base are locked, and mobile platform can not move freely relative to base, at releasing orientation, mobile platform and base released, mobile platform can move relative to base.
Under preferable case, locking mechanism also can comprise the sensing device being in locking state or releasing orientation for detecting handle.Sensing device can comprise cam and sensor, and cam is fixedly installed on the outboard end of the second connecting shaft, the position that sensor setting is corresponding with cam on briquetting.Sensor can detect the pivotal position of cam, and then detects the position of handle.
Under preferable case, locking mechanism also can comprise and is arranged at the side of coupling and/or the support of both sides, for supporting the first connecting shaft and/or described second connecting shaft, prevents the first connecting shaft, the second connecting shaft sagging because of Action of Gravity Field.In order to improve support effect, support can be fixedly attached to mobile platform.
Described locking mechanism can be arranged on the mobile platform of torque standard device, can move and move by mobile platform 4.The used time does not detachably get off yet.
Fig. 1 is the structural representation of the locking mechanism according to exemplary embodiment.As shown in Figure 1, handle 1, briquetting 2, first connecting shaft 3, second connecting shaft 6 and coupling 5 is comprised according to the locking mechanism of exemplary embodiment.
First connecting shaft 3 is coaxially connected by coupling 5 with the second connecting shaft 6, and after namely connecting, the first connecting shaft 3 and the second connecting shaft 6 are coaxially, thus when a connecting shaft rotates, another root connecting shaft can be driven to rotate simultaneously.First connecting shaft 3 and the second connecting shaft 6 are provided with screw thread, and the screw thread of the first connecting shaft 3 is contrary with the thread rotary orientation of the second connecting shaft 6, if namely the screw thread of the first connecting shaft 3 is right-handed thread, then the screw thread of the second connecting shaft 6 is left-handed thread, otherwise or.First connecting shaft 3 and the second connecting shaft 6 are each passed through corresponding briquetting 2.
Each briquetting 2 is provided with for the first connecting shaft 3 or the second connecting shaft 6 through and the tapped hole of screw-thread fit with the first connecting shaft 3 or the second connecting shaft 6, thus when connecting shaft rotates, screw thread can promote briquetting and move, and is similar to screw mandrel slide block structure.And due to the screw thread of the first connecting shaft 3 contrary with the thread rotary orientation of the second connecting shaft 6, therefore when connecting shaft rotates, briquetting 2 movement direction of both sides is contrary.The upper and lower two ends, inner side of each briquetting 2 are provided with scarf, and upper end scarf can be close to mobile platform 4, and lower end scarf can be close to base 9.
Handle 1 is fixedly connected with the first connecting shaft 3 outboard end, thus handle 1 rotation can drive the first connecting shaft 3 to rotate.
A whole set of locking mechanism is arranged on the mobile platform 4 of torque standard device, can move and mobile with mobile platform 4.
In the preferred case, be fixedly installed cam in the outboard end of the second connecting shaft 6, briquetting 2 correspond to cam position sensor 7 is set.Cam follows handle 1, first connecting shaft 3 and the second connecting shaft 6 synchronous axial system, and when the projection of cam is near sensor 7, sensor 7 sends signal, when the projection of cam leaves sensor 7, and sensor 7 no signal.By the signal condition of monitoring sensor 7, can determine that handle 1 is in locking state or releasing orientation.Sensor 7 is such as photoelectric position sensor.
In the preferred case, can also arrange support in the side of coupling 5 and/or both sides, support can be fixedly attached to mobile platform 4, for supporting the first connecting shaft 3 and/or the second connecting shaft 6, prevents it sagging due to gravity effect.
With reference to figure 1 and Fig. 2, the using process according to the locking mechanism of exemplary embodiment is described.In using process, the first connecting shaft 3 connected by coupling 5 and the second connecting shaft 6 pass the central aperture of mobile platform 4, and do not contact with mobile platform 4, and briquetting 2 is installed on mobile platform 4 two ends.Handle 1 is shaken clockwise to " unclamping " state, the rotation of handle 1 drives the first connecting shaft 3 and the second connecting shaft 6 to rotate clockwise simultaneously, because the screw thread on connecting shaft and the corresponding threaded holes on briquetting close, and the thread rotary orientation of two connecting shafts is contrary, promote two briquettings 2 by screw thread to separate to both sides, mobile platform 4 and base 9 unclamp, and mobile platform can move freely on guide rail 8.
Handle 1 is shaken to " locking " state counterclockwise, the rotation of handle 1 drives the first connecting shaft 3 and the second connecting shaft 6 to rotate counterclockwise simultaneously, because the screw thread on connecting shaft and the corresponding threaded holes on briquetting close, and the thread rotary orientation of two connecting shafts is contrary, two pieces of briquettings 2 come closer simultaneously, inside briquetting 2 scarf squeezing action under, mobile platform 4 is compacted with base 9, and mobile platform 4 can not move on guide rail 8.Therefore, swinging handle can realize mobile platform 4 both sides and locks simultaneously.
Compared with prior art, the invention has the beneficial effects as follows and provide a kind of locking mechanism, effectively can not only lock mobile platform, and easy to operate, only need an action can realize mobile platform both sides and lock simultaneously, namely achieve " one-touch " operation.Locking mechanism of the present invention is more stable than common locking device locking effect, and stress is more reasonable.In addition, locking mechanism of the present invention can arrange sensing device, can detect locking mechanism and be in locking state or releasing orientation, and externally provide automatically controlled signal, prevent misoperation.
Apply concrete example herein to set forth principle of the present invention and mode of execution, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. a locking mechanism, is characterized in that, comprises handle (1), briquetting (2), the first connecting shaft (3), the second connecting shaft (6) and coupling (5);
Wherein said first connecting shaft (3) is coaxially connected by described coupling (5) with the second connecting shaft (6), and be each passed through corresponding briquetting (2), and described first connecting shaft (3) and the second connecting shaft (6) are provided with the contrary screw thread of rotation direction;
Described briquetting (2) is provided with for described first connecting shaft (3) or described second connecting shaft (6) through and the tapped hole of screw-thread fit with described first connecting shaft (3) or described second connecting shaft (6), the inner top side of described briquetting (2) is provided with the scarf can be close to the mobile platform of torque standard device (4), and the inside lower end of each described briquetting (2) is provided with the scarf can be close to the base of torque standard device (9);
Described handle (1) is fixedly connected with described first connecting shaft (3) outboard end.
2. locking mechanism according to claim 1, it is characterized in that, described handle (1) can be in the locking state of described mobile platform (4) and described base (9) being locked and the releasing orientation described mobile platform (4) and described base (9) unclamped.
3. locking mechanism according to claim 2, is characterized in that, also comprises the sensing device being in locking state or releasing orientation for detecting described handle (1).
4. locking mechanism according to claim 3, it is characterized in that, described sensing device comprises cam and sensor (7), described cam is fixedly installed on the outboard end of described second connecting shaft (6), and described sensor (7) is arranged at the upper position corresponding with described cam of described briquetting (2).
5. locking mechanism according to claim 1, is characterized in that, also comprise be arranged at described coupling (5) side and/or both sides for supporting the support of described first connecting shaft (3) and/or described second connecting shaft (6).
6. locking mechanism according to claim 5, is characterized in that, described support is fixedly attached to described mobile platform (4).
7. locking mechanism according to claim 1, is characterized in that, described locking mechanism is arranged on the mobile platform (4) of described torque standard device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510506115.2A CN105003501B (en) | 2015-08-17 | 2015-08-17 | Retaining mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510506115.2A CN105003501B (en) | 2015-08-17 | 2015-08-17 | Retaining mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105003501A true CN105003501A (en) | 2015-10-28 |
| CN105003501B CN105003501B (en) | 2017-11-28 |
Family
ID=54376304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510506115.2A Active CN105003501B (en) | 2015-08-17 | 2015-08-17 | Retaining mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105003501B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547835A (en) * | 2018-04-03 | 2018-09-18 | 福建龙净高精设备制造有限公司 | Plate locking device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1796403C (en) * | 1990-11-20 | 1993-02-23 | Украинский Государственный Проектно-Технологический И Экспериментальный Институт | Underpined support |
| FR2689426A1 (en) * | 1990-05-18 | 1993-10-08 | Normon Tool Gep Es Szerszamgya | Clamping device for rotary tool systems consisting of several components. |
| CN103042483A (en) * | 2012-12-12 | 2013-04-17 | 重庆舰帏机械有限公司 | Clamping device of irregular workpiece |
| CN103042403A (en) * | 2012-12-12 | 2013-04-17 | 重庆舰帏机械有限公司 | Spiral linkage centering clamping device |
| CN203210219U (en) * | 2012-12-10 | 2013-09-25 | 重庆盾铭电磁阀有限公司 | Double-tapered-wedge clamping device |
| CN204900424U (en) * | 2015-08-17 | 2015-12-23 | 中国计量科学研究院 | Locking mechanism |
-
2015
- 2015-08-17 CN CN201510506115.2A patent/CN105003501B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2689426A1 (en) * | 1990-05-18 | 1993-10-08 | Normon Tool Gep Es Szerszamgya | Clamping device for rotary tool systems consisting of several components. |
| RU1796403C (en) * | 1990-11-20 | 1993-02-23 | Украинский Государственный Проектно-Технологический И Экспериментальный Институт | Underpined support |
| CN203210219U (en) * | 2012-12-10 | 2013-09-25 | 重庆盾铭电磁阀有限公司 | Double-tapered-wedge clamping device |
| CN103042483A (en) * | 2012-12-12 | 2013-04-17 | 重庆舰帏机械有限公司 | Clamping device of irregular workpiece |
| CN103042403A (en) * | 2012-12-12 | 2013-04-17 | 重庆舰帏机械有限公司 | Spiral linkage centering clamping device |
| CN204900424U (en) * | 2015-08-17 | 2015-12-23 | 中国计量科学研究院 | Locking mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547835A (en) * | 2018-04-03 | 2018-09-18 | 福建龙净高精设备制造有限公司 | Plate locking device |
| CN108547835B (en) * | 2018-04-03 | 2024-06-07 | 福建龙净高精设备制造有限公司 | Plate locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105003501B (en) | 2017-11-28 |
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