CN217654658U - Torque detection table for angular travel pneumatic actuator - Google Patents

Abstract

The utility model belongs to the technical field of pneumatic actuator check out test set, concretely relates to platform is examined to angle stroke pneumatic actuator moment. The utility model discloses a: the working table frame comprises an upper working table and a lower working table, and the upper working table is arranged above the lower working table; the rotating mechanism is arranged on the upper surface of the lower workbench and is provided with a vertical output shaft; the torque sensor is arranged at the upper end of the output shaft; and the transmission shaft is arranged at the upper end of the torque sensor, extends out of the upper workbench and is used for connecting the angular travel pneumatic actuator. The utility model is used for solve and how to detect each position output torque's of angle stroke pneumatic actuator technical problem.

Description

Torque detection table for angular travel pneumatic actuator

Technical Field

The utility model belongs to the technical field of pneumatic actuator check out test set, concretely relates to angle stroke pneumatic actuator moment detects platform.

Background

The angle stroke pneumatic actuator is generally applied to a pipeline in combination with a valve, working media in the pipeline can generate different pressures under different working conditions, and a valve plate in the valve needs the angle stroke pneumatic actuator to provide enough torque to overcome the pressure of the working media so as to realize the opening or closing function. In order to ensure that the angular travel pneumatic actuator can normally work under any working condition, the moment of the angular travel pneumatic actuator at the full-open, full-close and middle midpoint positions needs to be measured.

Therefore, it is necessary to develop a device for detecting the magnitude of the output torque of each point of the angular travel pneumatic actuator.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides an angle stroke pneumatic actuator moment and examines test table for how to solve the technical problem who detects each position output torque of angle stroke pneumatic actuator.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an angular travel pneumatic actuator torque detection station, comprising:

the workbench comprises an upper workbench and a lower workbench, wherein the upper workbench is arranged above the lower workbench;

the rotating mechanism is arranged on the upper surface of the lower workbench and is provided with a vertical output shaft;

the torque sensor is arranged at the upper end of the output shaft;

and the transmission shaft is arranged at the upper end of the torque sensor and extends out of the upper workbench for connecting the angular travel pneumatic actuator.

The utility model discloses utilize slewing mechanism to rotate the output shaft, utilize output shaft simulation valve plate, carry out 0 ~ 90 positional adjustment, after the positional adjustment the back locking slewing mechanism again for angle stroke pneumatic actuator pressurization, angle stroke pneumatic actuator begins to rotate, gives torque sensor with torque transmission, obtains specific turning moment numerical value.

Further, the method comprises the following steps: the upper workbench and the lower workbench are connected through a pair of supporting plates.

The beneficial effects of the step are as follows: the upper workbench is fixed on the lower workbench through the supporting plate, so that the integral rigidity of the workbench frame can be guaranteed, the workbench frame is also provided with an opening, and a rotating mechanism and a torque sensor can be installed, maintained and adjusted.

Further, the method comprises the following steps: the rotating mechanism includes:

the worm wheel is sleeved on the output shaft;

a worm engaged with the worm gear.

The beneficial effects of the step are as follows: the worm gear can stop at any position, realize self-locking capability, can drive the torque sensor to rotate by 0-90 degrees, and can realize forward and reverse measurement torque of any angle.

Further: and a hand wheel is further arranged at one end of the worm.

The beneficial effects of the step are as follows: the hand wheel can let the testing personnel conveniently, accurately adjust the worm gear, and then realizes the simulation position of each position of valve.

Further: the upper workbench is provided with a plurality of groups of mounting holes taking the transmission shaft as the center.

The beneficial effects of the step are as follows: the plurality of groups of mounting holes correspond to the fixed positions of the angular travel pneumatic actuators with different specifications, so that the detection table is suitable for the angular travel pneumatic actuators with different specifications.

Further: the workbench is erected on the fixed support, and a plurality of lifting lugs are uniformly distributed on the upper surface of the fixed support.

The beneficial effects of the step are as follows: when carrying out the position transfer to examining test table, can go on through the lug on the hoist and mount fixed bolster, can not exert strength to the work bench, guarantee that the work bench can not atress warp, lead to the influence to examine test accuracy who examines test table.

Further: and a plurality of groups of adjusting cushion blocks are arranged between the working rack and the fixed support.

The beneficial effects of the step are as follows: the working table frame is adjusted to be in a horizontal state through the adjusting cushion block, so that the working table frame is prevented from being inclined and generating adverse effects on the testing precision.

The beneficial effects of the utility model are that:

the utility model discloses can rotate with slewing mechanism, the valve plate of simulation valve carries out 0 ~ 90 position optional position, like open entirely, full cut-off and middle point position etc. atmospheric pressure is applyed to angular stroke pneumatic actuator again, and angular stroke pneumatic actuator measures the actual output torque of angular stroke pneumatic actuator under different work condition to the torque sensor application of force.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a perspective view of an angular travel pneumatic execution torque detection table provided by the present invention;

fig. 2 is a schematic structural view of an angular travel pneumatic actuating torque detection table provided by the present invention;

fig. 3 is an application perspective view of an angular travel pneumatic execution torque detection table provided by the present invention;

fig. 4 is an application structure diagram of the angular travel pneumatic execution torque detection table provided by the utility model.

Reference numerals:

1-a working bench; 2-a rotation mechanism; 3-a torque sensor; 4-a transmission shaft; 5-angular travel pneumatic actuator; 6-hand wheel; 7-a fixed support; 8-adjusting the cushion block;

11-upper working table; 12-lower working table; 13-a support plate; 21-a worm gear; 22-a worm; 23-an output shaft; 71-lifting lugs;

111-mounting holes.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship as shown in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral parts thereof; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Examples

As shown in fig. 1 to 4, the technical solution of the present invention is as follows: an angular travel pneumatic actuator torque detection table, comprising:

the workbench comprises a workbench stand 1, wherein the workbench stand 1 comprises an upper workbench 11 and a lower workbench 12, and the upper workbench 11 is arranged above the lower workbench 12;

the rotating mechanism 2 is arranged on the upper surface of the lower workbench 12, and the rotating mechanism 2 is provided with a vertical output shaft 23;

the torque sensor 3 is arranged at the upper end of the output shaft 23;

and the transmission shaft 4 is arranged at the upper end of the torque sensor 3, extends out of the upper workbench 11 and is used for connecting the angular travel pneumatic actuator 5.

The utility model discloses utilize slewing mechanism 2 to rotate output shaft 23, utilize output shaft 23 simulation valve plate, carry out 0 ~ 90 positional adjustment, give angle stroke pneumatic actuator 5 behind the locking slewing mechanism 2 again behind the positional adjustment and pressurize, angle stroke pneumatic actuator 5 begins to rotate, gives torque sensor 3 with torque transmission, obtains specific turning moment numerical value. When the double-acting angular travel pneumatic actuator is adjusted, the interior of the pneumatic actuator is free from air pressure; in order to resist the elastic force of the spring, the single-acting angle stroke pneumatic actuator applies a little air pressure in the opposite direction to offset the spring force, so that the additional increase of the rotating load of the rotating mechanism is avoided.

The upper table 11 and the lower table 12 are connected by a pair of support plates 13. Go up workstation 11 and lower workstation 12 and can connect through multiple connecting means, like backup pad 13, bracing piece or support column etc. the utility model discloses in, go up workstation 11 and lower workstation 12 and adopted backup pad 13 to connect. The upper workbench 11 is fixed on the lower workbench 12 through the supporting plate 13, so that the integral rigidity of the workbench frame 1 can be ensured, and the workbench also has an opening for installing, overhauling and adjusting the rotating mechanism 2 and the torque sensor 3.

As shown in fig. 2, the rotating mechanism 2 includes:

the worm wheel 21 is sleeved on the output shaft 23;

a worm 22, the worm 22 being engaged with the worm wheel 21.

The worm wheel 21 and the worm 22 can stop at any position, realize self-locking capability, can drive the torque sensor to rotate by 30-90 degrees, and can realize forward and reverse torque measurement at any angle.

As shown in fig. 1, 3 and 4, a hand wheel 6 is further provided at one end of the worm 22. The hand wheel 6 can enable a detector to conveniently and accurately adjust the worm wheel 21 and the worm 22, and further realize the simulation position of each point position of the valve.

As shown in fig. 1, the upper table 11 is provided with a plurality of sets of mounting holes 111 centered on the transmission shaft 4. The plurality of groups of mounting holes 111 correspond to the fixed positions of the angular travel pneumatic actuators 5 with different specifications, so that the detection table can be suitable for the angular travel pneumatic actuators 5 with different specifications.

As shown in fig. 1 to 4, the work bench 1 is disposed on a fixed support 7, and a plurality of lifting lugs 71 are uniformly distributed on the upper surface of the fixed support 7.

The fixing bracket 7 in the utility model is composed of a pair of longitudinal beams and a pair of cross beams, the cross beams are used for bearing the workbench frame 1, and the longitudinal beams are used for contacting the ground, etc.; when carrying out the position transfer to examining test table, can go on through the lug 71 on the hoist and mount fixed bolster 7, can not exert strength to the work bench 1, guarantee that the work bench 1 can not atress warp, lead to the influence to examine the measuring accuracy who examines test table.

As shown in fig. 1 to 4, a plurality of groups of adjusting cushion blocks 8 are arranged between the working platform 1 and the fixing bracket 7. The working table frame 1 is adjusted to be in a horizontal state through the adjusting cushion block 8, and the working table frame 1 is prevented from being inclined and generating adverse effects on testing precision.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (7)

1. The utility model provides a platform is detected to pneumatic executor moment of angle stroke which characterized in that includes:

the workbench comprises an upper workbench and a lower workbench, and the upper workbench is arranged above the lower workbench;

the rotating mechanism is arranged on the upper surface of the lower workbench and is provided with a vertical output shaft;

the torque sensor is arranged at the upper end of the output shaft;

and the transmission shaft is arranged at the upper end of the torque sensor and extends out of the upper workbench for connecting the angular travel pneumatic actuator.

2. The angular travel pneumatic actuator torque detection table according to claim 1, wherein the upper table and the lower table are connected by a pair of support plates.

3. The angular travel pneumatic actuator torque detection station of claim 1, wherein the rotation mechanism comprises:

the worm wheel is sleeved on the output shaft;

a worm engaged with the worm gear.

4. The angular travel pneumatic actuator torque detection table according to claim 3, wherein a hand wheel is further arranged at one end of the worm.

5. The angular travel pneumatic actuator torque detection table according to claim 1, wherein a plurality of groups of mounting holes centered on the transmission shaft are formed in the upper workbench.

6. The torque detection table for the angular travel pneumatic actuator according to claim 1, wherein the workbench is erected on a fixed support, and a plurality of lifting lugs are uniformly distributed on the upper surface of the fixed support.

7. The angular travel pneumatic actuator torque detection table according to claim 6, wherein a plurality of groups of adjusting cushion blocks are arranged between the working table frame and the fixing support.

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