CN209764634U - A device for wear resistance test of current-carrying hose - Google Patents

Abstract

The utility model provides a device for testing the wear resistance of a current-carrying hose, which includes a workbench and a moving plate. The moving plate is arranged above the workbench. The reciprocating linear motion can be realized on the workbench; the sample fixture, the sample fixture is fixed on the moving plate, and there are multiple stations for clamping and fixing the current-carrying hose on the sample fixture, and the pipe clamps are set correspondingly on the stations; sand Belt, the abrasive belt is set on one side of the moving plate, which is supported by a wear-resistant roller and forms an annular structure, and the wear-resistant roller can drive the abrasive belt to rotate at a set speed after connecting the stepping motor through a transmission mechanism; the guide rod, There are a plurality of guide rods, and the plurality of guide rods are arranged between the moving plate and the abrasive belt, and there is a gap between adjacent guide rods for the passage of the current-carrying hose. The device has a reasonable structural design, is conducive to standardization and processing, and can test multiple samples at one time, with high efficiency.

Description

A device for wear resistance test of current-carrying hose

technical field

The utility model mainly relates to the related field of wear-resistant testing equipment, in particular to a device for testing the wear-resistant performance of current-carrying hoses in vacuum cleaners and water-absorbing cleaning appliances.

Background technique

A qualifying vacuum cleaner meets both electrical and mechanical safety requirements and is constructed to withstand the rough handling and handling that is likely to occur in normal use. The national standard stipulates that the corresponding products should meet the mechanical strength requirements of the current-carrying hose such as extrusion resistance, wear resistance, bending resistance, twist resistance, and cold resistance. The wear resistance of the current-carrying hose is an important indicator of its performance, and it is necessary to use the corresponding equipment to test its wear resistance during product inspection.

In the traditional structure, one end of the hose is generally connected to the connecting rod of the crank mechanism, and the crank rotates at a certain speed to make the end of the hose move forward and backward horizontally, and an abrasive belt is set under the hose, which also makes the abrasive belt Move at a certain speed, and hang a heavy object on the end of the hose as a guide to avoid rotation, so as to perform the abrasion test of the hose. Due to the structural limitations of traditional equipment, it can only test one sample at a time, which is inefficient.

Utility model content

In order to solve the deficiencies of the current technology, the utility model combines the existing technology and provides a device for the wear resistance test of the current-carrying hose from the perspective of practical application. Test multiple samples at one time with high efficiency.

In order to achieve the above object, the technical scheme of the utility model is as follows:

An apparatus for abrasion resistance testing of current-carrying hoses, comprising a workbench, and also comprising

A moving plate, the moving plate is arranged above the workbench, and the moving plate is connected with a speed-regulating motor through a driving mechanism, and the moving plate can realize reciprocating linear motion on the workbench; a sample fixture, the sample fixture is fixed on the moving plate, and the sample The fixture has a plurality of stations for clamping and fixing the current-carrying hose, and the pipe clamps are set correspondingly on the stations; the abrasive belt is arranged on one side of the moving plate, which is supported by a wear-resistant roller and forms a ring structure, which is resistant to After the grinding drum is connected to the stepping motor through the transmission mechanism, it can drive the abrasive belt to rotate at a set speed; there are multiple guide rods, and the multiple guide rods are arranged between the moving plate and the abrasive belt, and the adjacent guide rods There is a gap between the rods for the passage of the current-carrying hose.

Further, the pipe clamp is a hoop structure, and the gap formed between adjacent guide rods corresponds to the position of the pipe clamp.

Further, the transmission mechanism is a chain transmission or a belt transmission, and the stepping motor drives the wear-resistant roller to rotate through the transmission mechanism to move the abrasive belt.

Further, a tensioning wheel is installed on the workbench, and the tensioning wheel is used for tensioning the abrasive belt.

Further, a linear guide rail is provided on the workbench, a slider is provided on the linear guide rail, and the moving plate is fixedly installed above the slider.

Further, the drive mechanism is a link-type structure, the speed-regulating motor is arranged inside the workbench, one end of the drive mechanism is connected to the speed-regulating motor, and the other end is connected to the lower surface of the moving plate.

Further, the drive mechanism includes a first connecting rod and a second connecting rod. One end of the first connecting rod is connected to the speed regulating motor, the other end is hingedly connected to the second connecting rod, and the other end of the second connecting rod is connected to the lower surface of the moving plate. Connectors are hinged.

The beneficial effects of the utility model:

1. The utility model can drive the sample fixture to realize reciprocating linear motion through the set moving plate. The sample fixture can hold multiple current-carrying hoses at the same time. Guided so that each current-carrying hose moves in the corresponding working position, the abrasive belt is supported by a wear-resistant roller and powered by a stepping motor, which can realize the wear-resistant test of multiple current-carrying hose samples at one time, and the device as a whole The structure design is reasonable, which can greatly improve the testing efficiency of samples.

2. The pipe clamp designed by the utility model can realize fast clamping of the sample, and at the same time, the tensioning effect of the abrasive belt can be ensured through the tensioning structure provided.

3. The moving plate designed by the utility model is flexible in movement, and the speed-regulating motor is connected through the link-type driving mechanism, which can conveniently set the required moving speed, and the motor is hidden inside the workbench, which improves the safety performance of the equipment during use.

Description of drawings

Accompanying drawing 1 is the overall structural representation of the utility model;

Accompanying drawing 2 is the utility model driving mechanism schematic diagram;

Accompanying drawing 3 is the schematic diagram of arrangement mode of abrasive belt of the present utility model.

The label shown in the accompanying drawings:. 1. Working table; 2. Speed regulating motor; 3. Linear guide rail; 4. Driving mechanism; 5. Sample fixture; 6. Pipe clamp; 7. Moving plate; 8. Guide rod; 9. Abrasive belt; 10. Wear-resistant Drum; 11, tensioning wheel; 12, stepper motor; 13, first connecting rod; 14, second connecting rod.

Detailed ways

The utility model will be further described in conjunction with the accompanying drawings and specific embodiments. It should be understood that these embodiments are only used to illustrate the present utility model and are not intended to limit the scope of the present utility model. In addition, it should be understood that those skilled in the art may make various changes or modifications to the utility model after reading the content taught by the utility model, and these equivalent forms also fall within the scope defined in the application.

As shown in Figures 1 to 3, the utility model is a device for testing the wear resistance of the current-carrying hose of a vacuum cleaner. The device includes a workbench 1, a moving plate 7, a sample holder 5, and an abrasive belt 9, wherein , the moving plate 7 is arranged above the workbench 1, and the moving plate 7 is connected with a speed regulating motor 2 with a reducer, and the speed regulating motor 2 can be adjusted through the operation panel, thereby changing the moving speed of the moving plate 7. The moving plate 7 can realize reciprocating linear motion under the drive of the speed regulating motor 2 on the workbench 1; the sample holder 5 is a long strip structure, which is vertically fixed on the moving plate 7, and the sample holder 5 has multiple clamping Fix the station of the current-carrying hose, and set the pipe clamp 6 correspondingly on the station. The pipe clamps 6 are independent of each other and can be used to clamp multiple samples of the current-carrying hose at the same time; the abrasive belt 9 is set on the moving plate 7 On the outside, it is supported by a wear-resistant roller 10 and forms an annular structure. After the wear-resistant roller 10 is connected to the stepper motor 12 through a transmission mechanism, it can drive the abrasive belt 9 to rotate at a set speed; between the moving plate 7 and the abrasive belt 9 A plurality of guide rods 8 are provided, and there are gaps between adjacent guide rods 8 for the passage of the current-carrying hoses. A plurality of guide pipes are separated by a guide rod 8, so that the device can test a plurality of samples at the same time.

When the device is in use, firstly, one end of the current-carrying hose is fixed on the pipe clamp 6 of the sample holder 5, and the other end of the current-carrying hose passes through the gap of the guide rod 8 and passes through the abrasive belt 9 to sag naturally. The weight is guided by the weight, and multiple current-carrying hoses are arranged side by side. During the test, the device is activated through the control panel, so that the moving plate 7 drives the current-carrying hoses to reciprocate and linearly move, and the stepping motor 12 makes the abrasive belt move at a speed of 0.1m/ The wear resistance of the current-carrying hose can be tested by moving at a speed of min.

In this utility model, in order to facilitate the disassembly and assembly of samples, the pipe clamp 6 is set as a clamp structure, and the gap formed between adjacent guide rods 8 corresponds to the position of the pipe clamp 6, so as to ensure that multiple samples are tested at the same time , can be separated from each other.

As shown in Figure 3, transmission mechanism of the present utility model adopts chain transmission or belt transmission, and stepper motor 12 drives wear-resistant roller 10 to rotate by transmission mechanism and then makes abrasive belt 9 motion. Specifically, not only the motor 12 is connected to one of the two wear-resistant rollers 10, but the abrasive belt 9 is driven to move by driving the wear-resistant roller 10. In order to ensure the tension of the abrasive belt 9, a Tensioner 11.

In the utility model, the workbench 1 is provided with a linear guide rail 3, the linear guide rail 3 is provided with a slider, the moving plate 7 is fixedly installed above the slider, and the linear guide rail 3 provides a track for linear motion. The driving mechanism 4 comprises a first connecting rod 13 and a second connecting rod 14 shown in FIG. One end is hingedly connected with the connector on the lower surface of the moving plate 7, so that when the speed regulating motor 2 rotates, the moving plate 7 is driven to reciprocate linearly by the linkage mechanism. When the device is in use, there is no need for guards after the test starts, and it can test multiple groups of samples at the same time, greatly improving the test efficiency.

Claims (7)

1. A device for current-carrying hose abrasion resistance test comprises a workbench, and is characterized in that: also comprises

The moving plate is arranged above the workbench, connected with a speed regulating motor through a driving mechanism and capable of achieving reciprocating linear motion on the workbench;

the sample clamp is fixed on the movable plate, a plurality of stations for clamping and fixing the current-carrying hose are arranged on the sample clamp, and pipe clamps are correspondingly arranged on the stations;

The abrasive belt is arranged on one side of the movable plate, is supported by the wear-resistant roller and forms an annular structure, and the wear-resistant roller is connected with the stepping motor through the transmission mechanism and can drive the abrasive belt to rotate at a set speed;

The guide rods are arranged between the movable plate and the abrasive belt, and gaps for the current-carrying hoses to pass through are formed between every two adjacent guide rods.

2. An apparatus for testing the wear resistance of a current-carrying hose according to claim 1, wherein: the pipe clamp is of a clamp structure, and a gap formed between every two adjacent guide rods corresponds to the position of the pipe clamp.

3. an apparatus for testing the wear resistance of a current-carrying hose according to claim 1, wherein: the transmission mechanism is chain transmission or belt transmission, and the stepping motor drives the wear-resistant roller to rotate through the transmission mechanism so as to move the abrasive belt.

4. An apparatus for testing the wear resistance of a current-carrying hose according to claim 1, wherein: and a tensioning wheel is further installed on the working table and used for tensioning the abrasive belt.

5. An apparatus for testing the wear resistance of a current-carrying hose according to claim 1, wherein: the workbench is provided with a linear guide rail, the linear guide rail is provided with a sliding block, and the moving plate is fixedly installed above the sliding block.

6. An apparatus for testing the wear resistance of a current-carrying hose according to claim 5, wherein: the driving mechanism is of a connecting rod type structure, the speed regulating motor is arranged inside the workbench, one end of the driving mechanism is connected with the speed regulating motor, and the other end of the driving mechanism is connected to the lower surface of the movable plate.

7. An apparatus for testing the wear resistance of a current-carrying hose according to claim 6, wherein: the driving mechanism comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is connected with the speed regulating motor, the other end of the first connecting rod is hinged with the second connecting rod, and the other end of the second connecting rod is hinged with the connector on the lower surface of the movable plate.