阅读说明：本技术 一种两轴燃气表摆动装置及其计量检测装置 (Diaxon gas table pendulous device and measurement detection device thereof ) 是由 袁林栋 朱伟泳 叶骁 庄健 王法良 谢贇 杨少亮 印玉兰 于 2021-07-02 设计创作，主要内容包括：本发明提供了一种两轴燃气表摆动装置及其计量检测装置,两轴燃气表摆动装置包括有X轴摆动机构和Y轴摆动机构,X轴摆动机构和Y轴摆动机构分别用于带动燃气表进行上下和左右方向的摆动；其中,X轴摆动机构包括有对称布置在燃气表左右两侧的两轴滑轨,第二滑轨沿Y轴设置并且滑动安装在X轴的第一滑轨上,在燃气表左侧的第二滑轨上安装有X轴摆动电机,且燃气表右侧的第二滑轨上设有轴承座,轴承座上安装有一锁紧销,在燃气表的左右两侧设有连接头分别与X轴摆动电机的X轴输出轴以及锁紧销相连。本发明可带动燃气表进行上下和左右方向的摆动,方便对不同倾斜情况下的燃气表进行采样测试并修正计量数据,有助于提高燃气表核心的计量可靠性,有力提升产品在市场中的竞争力。(The invention provides a two-axis gas meter swinging device and a metering detection device thereof, wherein the two-axis gas meter swinging device comprises an X-axis swinging mechanism and a Y-axis swinging mechanism, and the X-axis swinging mechanism and the Y-axis swinging mechanism are respectively used for driving a gas meter to swing up and down and in the left and right directions; the X-axis swinging mechanism comprises two shaft sliding rails symmetrically arranged on the left side and the right side of the gas meter, a second sliding rail is arranged along the Y axis and is slidably mounted on a first sliding rail of the X axis, an X-axis swinging motor is mounted on the second sliding rail on the left side of the gas meter, a bearing seat is arranged on the second sliding rail on the right side of the gas meter, a locking pin is mounted on the bearing seat, and connectors are arranged on the left side and the right side of the gas meter and are respectively connected with an X-axis output shaft of the X-axis swinging motor and the locking pin. The gas meter can be driven to swing up and down and left and right, so that the gas meters under different inclination conditions can be conveniently sampled and tested, the metering data can be corrected, the metering reliability of the core of the gas meter can be improved, and the competitiveness of products in the market can be powerfully improved.)

1. A two-axis gas meter swinging device is characterized by comprising an X-axis swinging mechanism (30) and a Y-axis swinging mechanism (20), wherein the X-axis swinging mechanism (30) and the Y-axis swinging mechanism (20) are respectively used for driving a gas meter (1) to swing up and down and in the left and right directions; wherein the content of the first and second substances,

the Y-axis swinging mechanism (20) comprises a Y-axis swinging shaft and a Y-axis swinging motor, the Y-axis swinging shaft is fixedly arranged on a Y-axis output shaft of the Y-axis swinging motor, and the back of the gas meter (1) is arranged on the Y-axis swinging shaft;

the X-axis swinging mechanism (30) comprises two-axis slide rails which are symmetrically arranged at the left side and the right side of the gas meter (1), a first slide rail (33) is arranged along the X axis, a second slide rail (35) is arranged along the Y axis and is slidably arranged on the first slide rail (33), a first cylinder (31) for driving a second slide rail (35) to slide in the X-axis direction is arranged at one end of the first slide rail (33), an X-axis swing motor (36) is arranged on a second slide rail (35) on the left side of the gas meter (1) in a sliding way, a bearing seat is arranged on a second sliding rail (35) on the right side of the gas meter (1) in a sliding way, a locking pin (37) is arranged on the bearing seat, connectors are arranged on the left side and the right side of the gas meter (1) and are respectively connected with an X-axis output shaft of an X-axis swing motor (36) and a locking pin, and a second cylinder (34) for driving the X-axis swing motor (36) or the bearing seat to slide on the second slide rail (35) along the Y-axis direction is arranged on the second slide rail (35).

2. The two-axis gas meter swinging device according to claim 1, wherein a Y-axis fixed tube (2) and an X-axis fixed tube (3) are mounted on the back of the gas meter (1);

the Y-axis fixing pipe (2) is connected with the Y-axis swinging shaft, and the two ends of the X-axis fixing pipe (3) are provided with the connectors.

3. The two-shaft gas meter swinging device according to claim 2, wherein a bevel gear (36-1) is fixedly mounted on the X-shaft output shaft, a first connecting joint (3-1) on one side of the X-shaft fixed pipe (3) is provided with a tapered hole (3-11) with internal teeth,

the second connector (3-2) is provided with a special-shaped hole, and the cross section of the front end of the locking pin (37) is the same as the inner contour of the special-shaped hole.

4. The two-axis gas meter swinging device according to claim 1, wherein the Y-axis swinging motor and the X-axis swinging motor (36) are both servo motors.

5. The gas meter oscillating device according to claim 1, characterized in that a level is magnetically attached to the gas meter (1).

6. The two-shaft gas meter swinging device according to claim 1, wherein a scale ring coaxial with the output shaft is provided on the housing of the Y-axis swinging motor and the X-axis swinging motor (36), and radial pointers are provided on the Y-axis output shaft and the X-axis output shaft, respectively.

7. A two-axis gas meter swinging device as claimed in claim 3, characterized in that the housing of the X-axis swinging motor (36) is provided with a laser transmitter, and the housing of the gas meter (1) is provided with a laser receiver, the laser receiver is connected with the second cylinder (34), the laser receiver automatically closes the second cylinder (34) when receiving the laser emitted by the laser transmitter, and the axis of the X-axis output shaft is coaxial with the axis of the first connector (3-1).

8. A gas meter measuring performance detection tool based on the two-axis gas meter swinging device of any one of claims 1-7 is characterized by comprising a sampling device (40) and a calibration detection device;

the sampling device (40) comprises a gyroscope and a gas meter data acquisition device, the sampling device (40) sends rotation angle data of the gas meter (1) and meter reading data of the gas meter (1) to the calibration detection device, and the calibration detection device corrects the metering data of the gas meter (1) in an inclined state.

Technical Field

The invention relates to performance detection of a gas meter, in particular to a two-axis gas meter swinging device and a measurement detection device thereof.

Background

At present, a gas meter calibration and detection device is used for detecting a gas meter in a production enterprise or a metering laboratory, can only be used for a gas meter in a standard state which is vertically placed, and cannot meet the requirement of detecting the metering performance of the gas meter in an inclined state, and the metering data of the gas meter has errors in the inclined state.

Disclosure of Invention

The invention provides a two-axis gas meter swinging device which comprises an X-axis swinging mechanism and a Y-axis swinging mechanism, wherein the X-axis swinging mechanism and the Y-axis swinging mechanism are respectively used for driving a gas meter to swing up and down and left and right; wherein the content of the first and second substances,

the Y-axis swinging mechanism comprises a Y-axis swinging shaft and a Y-axis swinging motor, the Y-axis swinging shaft is fixedly arranged on a Y-axis output shaft of the Y-axis swinging motor, and the back surface of the gas meter is arranged on the Y-axis swinging shaft;

the X-axis swinging mechanism comprises two-axis sliding rails symmetrically arranged on the left side and the right side of the gas meter, a first sliding rail is arranged along an X axis, a second sliding rail is arranged along a Y axis and is slidably mounted on the first sliding rail, a first air cylinder used for driving the second sliding rail to slide in the X-axis direction is arranged at one end of the first sliding rail, an X-axis swinging motor is slidably mounted on the second sliding rail on the left side of the gas meter, a bearing seat is slidably mounted on the second sliding rail on the right side of the gas meter, a locking pin is mounted on the bearing seat, connectors are arranged on the left side and the right side of the gas meter and are respectively connected with an X-axis output shaft of the X-axis swinging motor and the locking pin, and a second air cylinder used for driving the X-axis swinging motor or the bearing seat to slide in the Y-axis direction on the second sliding rail is arranged on the second sliding rail.

Further, a Y-axis fixed tube and an X-axis fixed tube are mounted on the back of the gas meter;

the Y-axis fixing pipe is connected with the Y-axis swinging shaft, and the two ends of the X-axis fixing pipe are provided with the connectors.

Furthermore, a bevel gear is fixedly arranged on the X-axis output shaft, a first connecting joint with one side of the X-axis fixed pipe matched with the bevel gear is provided with a tapered hole with internal teeth,

the second connector is provided with a special-shaped hole, and the cross section of the front end of the locking pin is the same as the inner contour of the special-shaped hole.

Furthermore, the Y-axis swing motor and the X-axis swing motor are both servo motors.

Furthermore, a level meter is magnetically adsorbed on the gas meter.

Furthermore, a scale ring coaxial with the output shaft is arranged on the shell of the Y-axis swing motor and the shell of the X-axis swing motor, and radial pointers are respectively arranged on the Y-axis output shaft and the X-axis output shaft.

Furthermore, X axle swing motor casing is equipped with laser emitter, and is equipped with laser receiver on the casing of gas table, and laser receiver links to each other with the second cylinder, and self-closing second cylinder when laser receiver receives the laser that laser emitter sent, and the axis of X axle output shaft and first connector is coaxial.

A gas meter measuring performance detection tool based on the two-axis gas meter swinging device comprises a sampling device and a calibration detection device;

the sampling device comprises a gyroscope and a gas meter data acquisition device, the sampling device transmits rotation angle data of the gas meter and gas meter reading data to the calibration detection device, and the calibration detection device corrects the gas meter metering data in an inclined state.

The invention has the advantages that:

1) the gas meter can be driven to swing up and down and left and right by the aid of the X-axis swinging mechanism and the Y-axis swinging mechanism, so that the gas meter under different inclination conditions can be conveniently sampled and tested, metering data can be corrected, the metering reliability of the core of the gas meter can be improved, and the competitiveness of products in the market can be powerfully improved;

2) an X-axis swing motor of the X-axis swing mechanism can move in the X direction and the Y direction, and the displacement adjustment range is wider;

3) the front end of the X-axis swing motor is provided with a bevel gear which can be better connected and meshed with the X-axis fixed pipe structure;

4) can make X axle swing motor coaxial with the fixed pipe of X axle through laser positioning system to can the automatic shutdown second cylinder, realize automatic regulation and control.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a two-axis gas meter swinging device provided by the invention;

FIG. 2 is a schematic structural diagram of the left X-axis swing mechanism;

fig. 3 is a schematic diagram of a bevel gear of an X-axis swing motor being fitted with a tapered hole of a first coupling.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.

In the following description, for the purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The following detailed description of the preferred embodiments of the invention, however, the invention is capable of other embodiments in addition to those detailed.

Referring to fig. 1, the invention provides a two-axis gas meter swinging device for driving a gas meter to swing, the two-axis gas meter swinging device comprises an X-axis swinging mechanism 30 and a Y-axis swinging mechanism 20, and the X-axis swinging mechanism 30 and the Y-axis swinging mechanism 20 are respectively used for driving the gas meter 1 to swing up and down and left and right.

The Y-axis swinging mechanism 20 comprises a Y-axis swinging shaft and a Y-axis swinging motor, the Y-axis swinging shaft is fixedly arranged on a Y-axis output shaft of the Y-axis swinging motor, and the back surface of the gas meter 1 is arranged on the Y-axis swinging shaft;

the X-axis swing mechanism 30 comprises two-axis slide rails symmetrically arranged at the left and right sides of the gas meter 1, a first slide rail 33 is arranged along the X-axis and fixed through a fixed vertical pipe 32, a second slide rail 35 is arranged along the Y-axis and slidably mounted on the first slide rail 33, a first cylinder 31 for driving a second slide rail 35 to slide on the first slide rail 33 along the X-axis direction is arranged at one end of the first slide rail 33, an X-axis swing motor 36 is slidably mounted on the second slide rail 35 on the left side of the gas meter 1, a bearing seat (not shown in the figure) is slidably mounted on the second slide rail 35 on the right side of the gas meter 1, a locking pin 37 is mounted on the bearing seat, connectors are arranged at the left side and the right side of the gas meter 1 and are respectively connected with an X-axis output shaft of an X-axis swing motor 36 and a locking pin, a second cylinder 34 for driving the X-axis swing motor 36 or the bearing block to slide on the second slide rail 35 in the Y-axis direction is provided on the second slide rail 35.

In an optional embodiment, a Y-axis fixed tube 2 and an X-axis fixed tube 3 are mounted on the back of the gas meter 1; the Y-axis fixing tube 2 is connected with the Y-axis swinging shaft, and two ends of the X-axis fixing tube 3 are provided with connectors.

In an alternative embodiment, a bevel gear 36-1 is fixedly mounted on the output shaft of the X-axis swing motor 36, a first coupling 3-1 of the X-axis fixed tube 3, one side of which is matched with the bevel gear 36-1, is provided with a tapered hole 3-11 with internal teeth, and the design of tapered matching can enable the X-axis swing motor 36 to be more conveniently connected with the first coupling 3-1. In order to enable the bevel gear 36-1 to enter and be meshed with the first connecting joint 3-1 more smoothly, the teeth on the bevel gear 36-1 are also in a conical shape with a narrow front part and a wide back part, and as the bevel gear 36-1 gradually enters the first connecting joint 3-1, the bevel gear 36-1 can adaptively rotate to be matched with the direction of the inner teeth of the first connecting joint 3-1, so that the mutual meshing of the bevel gear 36-1 and the first connecting joint 3-1 is better realized. The second connector 3-2 is provided with a special-shaped hole, and the cross section of the front end of the locking pin 37 is the same as the inner contour of the special-shaped hole.

In an alternative embodiment, both the Y-axis swing motor and the X-axis swing motor 36 are servo motors. The servo motor has high precision, and can meet the requirement of accurately adjusting the inclination angle of the gas meter.

In an optional embodiment, a level meter is magnetically attached to the gas meter 1, so that the level state of the gas meter can be observed by naked eyes. Preferably, the housing of the Y-axis swing motor and the housing of the X-axis swing motor 36 are provided with a scale ring coaxial with the output shaft, and the Y-axis output shaft and the X-axis output shaft are respectively provided with a radial pointer, so that people can observe the swing amplitude of the gas meter 1 by naked eyes conveniently.

In an optional embodiment, a shell of the X-axis swing motor 36 is provided with a laser transmitter, a shell of the gas meter 1 is provided with a laser receiver, the laser receiver is connected with the second cylinder 34, the second cylinder 34 is automatically closed when the laser receiver receives laser emitted by the laser transmitter, and an X-axis output shaft is coaxial with an axis of the first connecting head 3-1.

The invention realizes that the gas meter 1 swings on the principle that:

the gas meter swings back and forth: first, the connection between the Y-axis swing shaft and the Y-axis fixed tube 2 is released. Then, we synchronously control the second cylinders 34 of the two sets of X-axis swinging mechanisms 30, the second cylinders 34 drive the X-axis swinging motors 36 and the bearing blocks to move on the second slide rails 35 along the Y direction, so that the X-axis swinging motors 36 are close to the X-axis fixed pipe 3, when the laser receiver on the gas meter 1 receives the laser emitted by the laser emitter on the X-axis swinging motors 36, the second cylinders 34 are automatically closed, and at this time, the X-axis output shaft is coaxial with the axis of the first connecting joint 3-1. Then, the first cylinder 31 is started to drive the second slide rail 35 to be close to the X-axis fixed pipe 3 until the bevel gear 36-1 of the X-axis swing motor 36 extends into the first connector 3-1 and is meshed with the first connector, and then the locking pin penetrates through the bearing seat and is clamped into the second connector 3-2. And finally, starting the X-axis swing motor 36 to drive the gas meter 1 to swing back and forth.

The gas meter swings left and right: pulling out the locking pin, and starting the first air cylinder 31 to drive the second slide rail 35 to be far away from the X-axis fixed pipe 3 so as to enable the bevel gear 36-1 to be separated from the first connecting head 3-1; and then starting the Y-axis swinging mechanism 20 to drive the gas meter 1 to swing left and right.

Meanwhile, the invention also provides a gas meter measuring performance detection tool based on the gas meter swinging device, and the gas meter measuring performance detection tool comprises a sampling device 40 and a calibration detection device; the sampling device comprises a gyroscope and a gas meter data acquisition device, the sampling device sends rotation angle data of the gas meter and gas meter reading data to the calibration detection device, and the calibration detection device corrects the gas meter metering data in an inclined state. The correction principle is as follows: when the gas meter is in an inclined state, if the measurement data collected by the sampling device 40 is a, but the actual data is B, the measurement data a needs to be corrected according to the current inclination angle to be close to B, so that the measurement error of the gas meter in the inclined state is eliminated.

The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; those skilled in the art can make many possible variations and modifications to the disclosed embodiments, or modify equivalent embodiments to equivalent variations, without departing from the spirit of the invention, using the methods and techniques disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.