CN206470336U - One kind is used for the quick locating and detecting device of frequency converter high accuracy - Google Patents

Abstract

The utility model provides a high-precision and fast positioning detection device for a frequency converter, which includes a frame body, a crank slider mechanism is installed on the frame body, a mounting plate is connected below the crank slider mechanism, and the mounting plate The detection device is installed, the guide rod assembly is also installed on the frame body, and the installation plate is slidingly connected with the guide rod assembly. There is a positioner, and the positioner includes a fixed plate and a bent plate, and the bent plate is bent toward the position of the product to be detected. The utility model is simple and convenient to operate, has the effect of fast positioning when detecting the frequency converter circuit board, has high detection efficiency, and obviously reduces the risk of wrong detection.

Description

A high-precision and fast positioning detection device for frequency converters

technical field

The utility model belongs to the field of frequency converters, in particular to a high-precision and fast positioning detection device for frequency converters.

Background technique

Inverter (English name: VFD) is a multi-functional industrial control electrical appliance that changes the speed and power of the motor by changing the frequency and voltage of the motor's input power supply, thereby saving power, prolonging the service life of the equipment, and improving the level of automatic control of the equipment. . The frequency converter includes the casing, the external radiator and the internal circuit board assembly. After the circuit board assembly, the radiator and the casing are assembled together, it is necessary to conduct a comprehensive inspection of various functions of the switchboard. Since there are many functions to be inspected during the inspection, the previous Detection method It is difficult to align the detection needle with the detection position, and the detection efficiency is not only low, but also the error rate is more than 5%.

Utility model content

In order to solve the problems existing in the prior art, the utility model provides a high-precision and fast positioning detection device for frequency converters, which is simple and convenient to operate, and has the effect of high-precision and fast positioning when detecting the switchboard of the frequency converter, and the detection efficiency is doubled , The error rate is also reduced to less than a quarter of the previous one.

The technical scheme adopted by the utility model is as follows, a high-precision and fast positioning detection device for frequency converters, including a frame body, a crank slider mechanism is installed on the frame body, and a mounting plate is connected below the crank slider mechanism, The detection device is installed on the mounting plate, the guide rod assembly is also installed on the frame body, the mounting plate and the guide rod assembly are slidably connected, and the position of the product to be detected is arranged on the frame body below the mounting plate, and is Three locators are arranged on the position edge of the detection product, and the locator includes a fixed plate and a bent plate, and the bent plate is bent toward the product to be detected.

Preferably, the crank-slider mechanism includes a sliding rod, an L-shaped crank and a connecting rod, one end of the L-shaped crank and the frame form a revolving pair, and one end of the connecting rod is curved with the L-shaped crank. The fold is hinged, and the other end is hinged with the slide bar, the slide bar and the frame form a moving pair, and the slide bar is fixed with the mounting plate.

Preferably, the detection device includes a detector, a first detection needle, a second detection needle and a third detection needle, and the first detection needle, the second detection needle and the third detection needle are respectively connected to the detector.

Preferably, the first detection needle and the second detection needle are pointed elastic needles, and the third detection needle is a flower head elastic needle.

Preferably, the first detection needle and the second detection needle are fixed on the installation plate, a suspension plate is fixed below the installation plate, and the third detection needle is fixed on the suspension plate.

Preferably, the three-piece locator can be respectively fixed at three required different positions on the bottom plate of the frame body, and the upper part of the bent plate on the three-piece locator can be used to accurately and quickly fix the inspected product.

Preferably, the three locators are respectively a first locator, a second locator and a third locator, and the first locator and the second locator are arranged perpendicular to each other.

The utility model has the beneficial effects that: when the utility model is used, the welded components and the circuit board with the radiator are placed on the position of the product to be detected, and the circuit board on the upper surface passes through the bending plate of the positioning board to directly Positioning, so although the internal components of the frequency converter have a large volume, the circuit board can still be positioned directly. The mounting plate is pressed down and positioned through the crank slider mechanism, and the mounting plate slides down accurately through the guide rod assembly, and the detection device quickly aligns with the circuit board. The detection is highly efficient and no false detection is allowed.

Description of drawings

Fig. 1 is a schematic diagram of the front structure of the utility model.

Fig. 2 is a schematic view of the side structure of the utility model.

Fig. 3 is a schematic structural diagram of the locator.

detailed description

The utility model is described in detail below in conjunction with the description of the accompanying drawings. It should be understood that the following is only an introduction to the specific implementation of the utility model, and is not intended to limit the protection scope of the utility model.

As shown in Figure 1-3, a high-precision and fast positioning detection device for frequency converters includes a frame body 1, a crank slider mechanism 2 is installed on the frame body, and a mounting bracket is connected below the crank slider mechanism 2. board 3, the detection device is installed on the installation board 3, the guide rod assembly 4 is also installed on the said frame body 1, the said installation board 3 is slidingly connected with the guide rod assembly 4, and the frame body 1 is located on The position 11 of the product to be detected is arranged under the mounting plate 3, and a locator is provided on the edge of the position 11 of the product to be detected. .

Described crank-slider mechanism 2 comprises a slide bar 21, an L-shaped crank 22 and a connecting rod 23, and one end of described L-shaped crank 22 and frame body 1 constitute a revolving pair, and one end of described connecting rod 23 and the described The L-shaped crank 22 is hinged at the bend, and the other end is hinged with the slide bar 21. The slide bar 21 and the frame body 1 form a moving pair. The slide bar 21 is fixed with the mounting plate 3, and one L-shaped crank 22 The end of the handle is a handle 221. Through the rotation of the handle 221, the connecting rod 23 drives the sliding rod 21 to move up and down, so that the mounting plate 3 moves up and down. When the L-shaped crank 22 moves until the crank and the connecting rod 23 overlap, the mounting plate 3 is in the The highest point, the position is fixed, when the L-shaped crank 22 moves to the crank and the connecting rod 23 are on the vertical line, the mounting plate 3 is at the lowest point, and the mounting plate 3 can move between the highest point and the lowest point.

The detection device includes a detector 61, a first detection needle 62, a second detection needle 63 and a third detection needle 64, and the first detection needle 62, the second detection needle 63 and the third detection needle 64 are connected with the detector respectively. 61 connection, in this embodiment, the circuit board can be detected in many ways.

The first detection needle 62 and the second detection needle 63 are pointed elastic needles, and the third detection needle 63 is a flower head elastic needle.

The first detection needle 62 and the second detection needle 63 are fixed on the installation plate 3, a suspension plate 31 is fixed below the installation plate 3, and the third detection needle 64 is fixed on the suspension plate 31 , the third detection pin 64 is located below the second detection pin 63 , when the detection pin moves down with the mounting plate 3 , the third detection pin 64 can buffer the detection.

The three locators can be respectively fixed on the bottom plate of the frame body 1 at three required different positions, and the products to be detected can be fixed accurately and quickly with the upper part of the bent plate on the three locators.

The three locators are respectively the first locator 01 , the second locator 02 and the third locator 03 , and the first locator 01 and the second locator 02 are arranged vertically to each other.

The embodiment of the utility model is only to introduce its specific implementation, not to limit its protection scope. Those skilled in the industry can make some modifications under the inspiration of this embodiment, so all equivalent changes or modifications made in accordance with the patent scope of the utility model are not limited to the illustrated appearance, and all belong to the scope of the patent claims of the utility model Inside.

Claims (7)

1. one kind is used for the quick locating and detecting device of frequency converter high accuracy, it is characterised in that including support body, installed on the support body Have to be connected with installing plate, the installing plate below slider-crank mechanism, the slider-crank mechanism and detection device is installed, institute State and guide rod component is also equipped with support body, the installing plate is connected with guide rod component slippage, be located on the support body under installing plate Side is provided with detected product position, detected product position edge provided with three locators, the locator include fixed plate and Bending plate, the bending plate bends towards detected product.

2. it is according to claim 1 a kind of for the quick locating and detecting device of frequency converter high accuracy, it is characterised in that described Slider-crank mechanism includes a slide bar, a L-shaped crank and a connecting rod, and one end of the L-shaped crank is constituted with support body to be turned Dynamic pair, one end of the connecting rod is hinged with the L-shaped crank bending place, and the other end is hinged with the slide bar, the slide bar and frame Body constitutes prismatic pair, and the slide bar is fixed with the installing plate.

3. it is according to claim 1 a kind of for the quick locating and detecting device of frequency converter high accuracy, it is characterised in that described Detect that device includes detector, the first detection pin, the second detection pin and the 3rd detection pin, the first detection pin, the second detection Pin and the 3rd detection pin are connected with detector respectively.

4. it is according to claim 3 a kind of for the quick locating and detecting device of frequency converter high accuracy, it is characterised in that described First detection pin, the second detection pin are tip elastic needle, and the 3rd detection pin is integrated fresh idea elastic needle.

5. it is according to claim 4 a kind of for the quick locating and detecting device of frequency converter high accuracy, it is characterised in that described First detection pin and the second detection pin are fixed on the installing plate, are fixed with a hanging deck below the installing plate, and described the Three detection pins are fixed on the hanging deck.

6. it is according to claim 1 a kind of for the quick locating and detecting device of frequency converter high accuracy, it is characterised in that described Three locators can be separately fixed at three required diverse locations on support body bottom plate, with the top of bending plate on three locators Quickly and accurately to fix detected product.

7. it is according to claim 1 a kind of for the quick locating and detecting device of frequency converter high accuracy, it is characterised in that described Three locators are respectively the first locator and the second locator and the 3rd locator, first locator and the second locator It is arranged in a mutually vertical manner.