Calibrating device for cable meter counter

Abstract

The utility model relates to a cable meter counter calibrating device, which comprises a detection table body, a detection test instrument and a wire passing contact device, and is characterized in that the wire passing contact device comprises a detection connecting frame, a central conduction structure arranged at the upper part of the detection connecting frame and end wire passing structures arranged at the two ends of the upper part of the detection connecting frame respectively; the end wire passing structure comprises a side end connection movable adjusting seat, a side end connection shaft seat connected with the front end of the side end connection movable adjusting seat, a driven detection wheel body arranged on the side end connection shaft seat, and a meter counting detection head arranged on one side of the driven detection wheel body. And the central conduction structure comprises a guide transmission structure arranged at the upper part of the detection connecting frame and a guide wheel body arranged at the output end of the guide transmission structure. The length meter calibrating device is convenient for calibrating length meters of cables with different diameters, detects whether the length meters are qualified or not, can meet the use requirements, is high in measurement precision, small in size, quick to assemble and disassemble and convenient to carry, and can be used for field calibration of the length meters by metering departments.

Description

Technical Field

[0001] The utility model relates to a calibration device, in particular to a cable meter calibration device. Background Art

[0002] Cable meter is a measuring instrument used to measure the length of wires and cables by absolute method. The accuracy and qualification of the meter directly affects the vital interests of manufacturers and consumers. The standard device of cable meter mainly consists of standard wire, photoelectric autocollimator, regular polyhedron, digital caliper and other measuring standard instruments. When testing the variability of the indication error of the meter reading device, fix the regular polyhedron on the end face of the measuring wheel, adjust the autocollimator to find the reflected image and align the zero position; then set the meter reading device to zero, and then rotate the measuring wheel one circle to read the reading of the reading device. Repeat the measurement 10 times, and the difference between the maximum and minimum values ​​is the variability of the indication error of the reading device.

[0003] Application number: CN201220063903.0 A portable meter online calibration device relates to the technical field of measuring instruments, and is characterized in that it is composed of a fixture, a signal sampling part and a handheld instrument, wherein the fixture is connected to the handheld instrument, and the signal sampling part is installed on the fixture. The utility model has high measurement accuracy, small size, quick loading and unloading, and is easy to carry. It can be used by the metrology department to carry out on-site calibration of meter counters, and can also be fixedly installed on the production line for use as a high-precision meter counter. The above-mentioned prior art exists in the detection of cable meter counters of different diameters; the equipment is light in load and is not suitable for calibration of cable meter counters of large diameters. In addition, the existing calibration devices are all driven detection, and the detection process of large cables is prone to the problem of inaccurate calibration due to weight. Utility Model Content

[0004] The utility model aims to provide a cable meter calibration device to solve the problem of inaccurate calibration of large cable meter calibration devices.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a cable meter calibration device, including a detection platform body, a detection test instrument arranged on the upper part of the detection platform body, and a line contact device arranged on the upper part of the detection test instrument, the line contact device includes a detection connection frame, a central conduction structure arranged on the upper part of the detection connection frame, and end line structures arranged at both ends of the upper part of the detection connection frame, the end line structures include a side end connecting movable adjustment seat arranged at the rear part of the detection connection frame, a side end connecting shaft seat connected to the front end of the side end connecting movable adjustment seat, a driven detection wheel body arranged on the side end connecting shaft seat, and a meter detection head arranged on one side of the driven detection wheel body, and the central conduction structure includes a guide transmission structure arranged on the upper part of the detection connection frame and a guide wheel body arranged at the output end of the guide transmission structure.

[0006] The guide transmission structure comprises a driving connection seat arranged on the upper part of the detection connection frame, a control motor arranged in the driving connection seat, and a shaft body connection seat arranged at the output end of the control motor.

[0007] An adjustment scale is arranged on the upper part of the detection connection frame.

[0008] A movable lifting loading seat is arranged at the lower part of the testing instrument.

[0009] Beneficial effects of the utility model: The utility model is reasonably designed and is mainly used to improve production efficiency and control quality. The central conduction structure in the utility model and the end wire structures arranged at both ends of the upper part of the detection connection frame are convenient for calibrating the long and short distance meter of cables with different diameters, and calibrating whether the meter is qualified and can meet the use requirements. In addition, the utility model has high measurement accuracy, small size, fast loading and unloading, and is easy to carry. It can be used by the metrology department to carry out on-site calibration of meter.

[0010] The present invention will be described in more detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model.

[0012] Figure 2 for Figure 1 Top view of the .

[0013] Figure 3 This is a schematic structural diagram of another implementation manner of the utility model.

[0014] In the figure: 1. detection and testing instrument, 2. mobile lifting loading seat, 3. detection connecting frame, 4. side end connected mobile adjustment seat, 5. side end connected shaft seat, 6. driven detection wheel body, 7. meter detection head, 8. drive connecting seat, 9. control motor, 10. shaft body connecting seat, 11. adjustment scale, 12. guide wheel body. DETAILED DESCRIPTION

[0015] The directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like in the application text are based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operate in a specific direction, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0016] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] Embodiment 1, as Figure 1-2 As shown, a cable meter calibration device includes a detection platform, a detection test instrument 1 arranged on the upper part of the detection platform, and a line contact device arranged on the upper part of the detection test instrument. A movable lifting loading seat 2 is arranged at the lower part of the detection test instrument. The line contact device includes a detection connection frame 3, a central conduction structure arranged on the upper part of the detection connection frame, and end line structures arranged at both ends of the upper part of the detection connection frame. The end line structures include a side end connection movable adjustment seat 4 arranged at the rear part of the detection connection frame, a side end connection shaft seat 5 connected to the front end of the side end connection movable adjustment seat, a driven detection wheel body 6 arranged on the side end connection shaft seat, and a meter detection head 7 arranged on one side of the driven detection wheel body. The central conduction structure includes a guide transmission structure arranged on the upper part of the detection connection frame and a guide wheel body 12 arranged at the output end of the guide transmission structure. The guide transmission structure includes a drive connection seat 8 arranged on the upper part of the detection connection frame, a control motor 9 arranged in the drive connection seat, and a shaft body connection seat 10 arranged at the output end of the control motor.

[0018] Embodiment 2, as Figure 3 As shown, an adjustment scale 11 is arranged on the upper part of the detection connection frame.

[0019] The utility model has a reasonable design and is mainly used to improve production efficiency and control quality. The central conduction structure in the utility model and the end wire structures arranged at both ends of the upper part of the detection connection frame are convenient for calibrating the long and short distance meter of cables with different diameters, and calibrating whether the meter is qualified and can meet the use requirements. In addition, the utility model has high measurement accuracy, small size, fast loading and unloading, and is easy to carry. It can be used by the metrology department to carry out on-site calibration of the meter.

[0020] The above embodiments are merely descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering and technical personnel in the field shall fall within the protection scope determined by the claims of the present invention.

[0021] The parts not involved in the present invention are the same as the prior art or can be implemented by using the prior art.

Claims

1. A cable meter calibration device, comprising a detection platform, a detection test instrument arranged on the upper part of the detection platform, and a line contact device arranged on the upper part of the detection test instrument, characterized in that: The line-passing contact device includes a detection connecting frame, a central conduction structure arranged on the upper part of the detection connecting frame, and end line-passing structures arranged at both ends of the upper part of the detection connecting frame. The end line-passing structure includes a side-end connecting movable adjustment seat arranged at the rear part of the detection connecting frame, a side-end connecting shaft seat connected to the front end of the side-end connecting movable adjustment seat, a driven detection wheel body arranged on the side-end connecting shaft seat, and a meter detection head arranged on one side of the driven detection wheel body. The central conduction structure includes a guide transmission structure arranged on the upper part of the detection connecting frame and a guide wheel body arranged at the output end of the guide transmission structure.

2. The cable meter calibration device according to claim 1, characterized in that: The guide transmission structure comprises a driving connection seat arranged on the upper part of the detection connection frame, a control motor arranged in the driving connection seat, and a shaft body connection seat arranged at the output end of the control motor.

3. The cable meter calibration device according to claim 1, characterized in that: An adjustment scale is arranged on the upper part of the detection connection frame.

4. The cable meter calibration device according to claim 1, characterized in that: A movable lifting loading seat is arranged at the lower part of the testing instrument.

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