Running-in test bench for electric speed reducer

Abstract

The utility model discloses an electric reducer running-in test bench. The device comprises a rack, a shell reduction support assembly, an axle shell middle section assembly, a transmission wheel assembly, a lower limiting block, an axle shell supporting column assembly, an upper limiting block, a guide rail, a sliding block, a three-phase asynchronous motor, a guide rail bracket, a guide rail upper connecting plate, a first bolt, a motor base assembly, a second bolt, a first gasket, a nut, a third bolt, a second gasket, a control cabinet supporting column, a control cabinet, a frequency converter and a control cabinet mounting plate. The rack is located at the lowest part of the test bed and is formed by splicing and welding a plurality of channel steels and round steel tubes, and kidney-shaped grooves are formed in the first row of channel steels and the second row of channel steels of the rack and are used for installing and fixing matched parts; the utility model has the advantages that the design is novel, the operation is simple, the rotating speed can reach 3000-5000 revolutions per minute, the applicability is stronger, and the application is wide.

Description

TECHNICAL FIELD

[0001] The utility model relates to a running-in test bench, especially an electric speed reducer running-in test bench. BACKGROUND

[0002] The running-in test bench is a common test device of the rear axle speed reducer, and the traditional running-in test bench is a simple running-in mechanism, and the rotating speed can only reach 1000r / min. UTILITY MODEL CONTENTS

[0003] The utility model discloses a kind of electric speed reducer running-in test benches, and the test bench is novel in design, easy to operate, and rotating speed can reach 3000~5000r / min, with strong applicability and wide application.

[0004] The technical scheme of the utility model is: an electric speed reducer running-in test bench, characterized in that: it includes frame, reduction shell support assembly, axle housing middle section assembly, transmission wheel assembly, lower limit block, axle housing support assembly, upper limit block, guide rail, sliding block, three-phase asynchronous motor, guide rail bracket, guide rail upper connecting plate, first bolt, motor base assembly, second bolt, first gasket, nut, third bolt, second gasket, control cabinet support, control cabinet and frequency converter, control cabinet mounting plate, the frame is located the lowermost of test bench, it is by a plurality of channel steel and round steel pipe spliced together, the channel steel of first row of frame and Second The second row of channel steels are each Waist-shaped groove is provided for installing and fixing matched parts.

[0005] The further technical scheme of the utility model is: frame left side and right side in front are each equipped with an axle housing support assembly, and the axle housing support assembly is fixedly installed on the channel steel of frame through first bolt, and left and right two axle housing support assemblies are installed on left and right two sections of axle housing middle section assembly, and lower limit block and upper limit block are provided on the left upper side and the left lower side of axle housing middle section assembly, for limiting the left and right directions and the upper and lower directions of axle housing middle section assembly.

[0006] The further technical scheme of the utility model is: the channel steel right side of second row of frame is equipped with guide rail bracket, and the guide rail bracket is connected with the channel steel on frame through first bolt, and guide rail upper connecting plate is matched on the upper side of guide rail bracket, two guide rails are installed on the upper side of guide rail upper connecting plate, and the guide rails are connected with guide rail upper connecting plate through first bolt, and sliding block is installed on the side of two guide rails, and the sliding block moves left and right with guide rail.

[0007] A further technical solution of this utility model is: a motor base assembly is also installed above the guide rail, the motor base assembly is connected to the guide rail bracket by a second bolt and a first washer, a three-phase asynchronous motor is installed above the motor base assembly, and the three-phase asynchronous motor is connected to the motor base assembly by a third bolt, a second washer, and a nut.

[0008] A further technical solution of this utility model is as follows: a transmission wheel assembly is installed on the left side of the three-phase asynchronous motor. The transmission wheel assembly is fastened to the left side of the three-phase asynchronous motor. The reducer of the axle housing middle section assembly is installed on the left side of the transmission wheel assembly for rotational break-in. A reducer bracket assembly is installed below the reducer section of the axle housing middle section assembly. The reducer bracket assembly is fixedly connected to the channel steel of the frame by bolts.

[0009] A further technical solution of this utility model is: a control cabinet support is installed on the lower right side of the frame, the control cabinet support is connected to the frame by welding, a control cabinet mounting plate is installed on the right side of the control cabinet support, and the control cabinet mounting plate is equipped with a control cabinet and a frequency converter. The control cabinet and the frequency converter are used to control the rotation and operation of the three-phase asynchronous motor.

[0010] Compared with the prior art, this utility model has the following features: The electric reducer break-in test bench provided by this utility model has a novel design, simple operation, and a speed of 3000 to 5000 rpm. It has strong applicability and wide application.

[0011] The detailed structure of the utility model will be further described below with reference to the accompanying drawings and specific embodiments. Attached Figure Description

[0012] Appendix Figure 1 This is a schematic diagram of the structure of this utility model;

[0013] Appendix Figure 2 This is the right view of the present invention;

[0014] Appendix Figure 3 This is an isometric view of the present invention;

[0015] Appendix Figure 4 This is a schematic diagram of the frame structure of this utility model;

[0016] Appendix Figure 5 This is a schematic diagram of the middle section assembly of the bridge housing of this utility model. Detailed Implementation

[0017] As shown in the drawings: an electric retarder running-in test bench, characterized in that it comprises a rack 1, a bridge shell support assembly 2, a bridge shell middle section assembly 3, a transmission wheel assembly 4, a lower limit block 5, a bridge shell support assembly 6, an upper limit block 7, a guide rail 8, a sliding block 9, a three-phase asynchronous motor 10, a guide rail bracket 11, a guide rail upper connecting plate 12, a first bolt 13, a motor seat assembly 14, a second bolt 15, a first gasket 16, a nut 17, a third bolt 18, a second gasket 19, a control cabinet support 20, a control cabinet and frequency converter 21, a control cabinet mounting plate 22, the rack 1 is located at the lowermost part of the test bench, which is welded together by several channel steels and round steel pipes, the first row of channel steels of the rack 1 and The second row of channel steels are each A waist-shaped groove is provided for mounting and fixing a matching part.

[0018] The left and right sides of the front of the rack are each provided with a bridge shell support assembly 6, which is fixedly installed on the channel steel of the rack 1 through the first bolt 13, and the left and right bridge shell support assemblies 6 are installed on the left and right sections of the bridge shell middle section assembly 3, and the lower limit block 5 and the upper limit block 7 are provided on the left upper side and the left lower side of the bridge shell middle section assembly 3 for limiting and positioning the left and right directions and the upper and lower sides of the bridge shell middle section assembly.

[0019] The guide rail bracket 11 is installed on the right side of the second row of channel steels of the rack 1, which is connected to the channel steel of the rack 1 through the first bolt 13, and the guide rail upper connecting plate 12 is provided above the guide rail bracket 11, and two guide rails 8 are installed above the guide rail upper connecting plate 12, which are connected to the guide rail upper connecting plate 12 through the first bolt 13, and the sliding block 9 is installed beside the two guide rails 8, which moves left and right with the guide rails 8.

[0020] The motor seat assembly 14 is also installed above the guide rail 8, which is connected to the guide rail bracket 11 through the second bolt 15 and the first gasket 16, and the three-phase asynchronous motor 10 is installed above the motor seat assembly 14, which is connected to the motor seat assembly 14 through the third bolt 18, the second gasket 19, and the nut 20.

[0021] The transmission wheel assembly 4 is installed on the left side of the three-phase asynchronous motor 10, which is tightly connected to the left motor of the three-phase asynchronous motor 10, and the transmission wheel assembly 4 is installed on the left side of the reducer of the bridge shell middle section 3 assembly for rotating and running-in, and the bridge shell support assembly 2 is installed below the reducer section of the bridge shell middle section assembly 3, which is fixedly connected to the channel steel of the rack 1 through bolts.

[0022] The right lower part of the frame 1 is provided with a control cabinet support 20, which is connected with the frame 1 by welding. A control cabinet mounting plate 22 is installed on the right side of the control cabinet support 20. The control cabinet mounting plate is provided with a control cabinet and a frequency converter 21, which are used for controlling the rotation and operation of the three-phase asynchronous motor 10.

Claims

1. An electric motor retarder break-in test bench, characterized in that: It includes frame, shell support assembly, axle housing middle section assembly, transmission wheel assembly, lower limit block, axle housing support assembly, upper limit block, guide rail, slide block, three-phase asynchronous motor, guide rail bracket, guide rail upper connecting plate, first bolt, motor seat assembly, second bolt, first washer, nut, third bolt, second washer, control cabinet support, control cabinet and frequency converter, control cabinet mounting plate, the frame is located at the lowermost of the test bench, it is by several channel steel and round steel pipe welding together, in the first row of channel steel and The second row of channel steel Waist-shaped groove is arranged for installing and fixing matched parts.

2. The electric motor reducer running-in test bench according to claim 1, characterized in that: The left and right sides of the front of the frame are respectively provided with a bridge shell support assembly, which is fixedly installed on the channel steel of the frame through the first bolt, and the left and right bridge shell support assemblies are installed on the left and right sections of the bridge shell middle section assembly. The lower and upper limit blocks are arranged on the left upper side and the left lower side of the bridge shell middle section assembly, and are used for limiting the left and right directions and the upper and lower directions of the bridge shell middle section assembly.

3. The electric motor reducer running-in test bench according to claim 1, characterized in that: The right side of the second row of channel steel of the frame is provided with a guide rail bracket, which is connected with the channel steel of the frame through the first bolt. The guide rail bracket is provided with a guide rail upper connecting plate above, and two guide rails are installed above the guide rail upper connecting plate. The guide rails are connected with the guide rail upper connecting plate through the first bolt, and a sliding block is installed beside the two guide rails, which moves left and right with the guide rails.

4. The electric motor reducer running-in test bench according to claim 1, characterized in that: The guide rail is further provided with a motor seat assembly above, which is connected with the guide rail bracket through the second bolt and the first washer. A three-phase asynchronous motor is installed above the motor seat assembly, and the three-phase asynchronous motor is connected with the motor seat assembly through the third bolt, the second washer and the nut.

5. The electric motor reducer running-in test bench according to claim 1, characterized in that: The left side of the three-phase asynchronous motor is provided with a transmission wheel assembly, which is tightly connected with the left motor of the three-phase asynchronous motor. The transmission wheel assembly is provided with a reducer of the bridge shell middle section assembly on the left side, which rotates and grinds. A reduction shell support assembly is installed below the reducer section of the bridge shell middle section assembly, which is fixedly connected with the channel steel of the frame through the bolt.

6. The electric motor reducer running-in test bench according to claim 1, characterized in that: The right lower side of the frame is provided with a control cabinet support, which is connected with the frame by welding. A control cabinet mounting plate is installed on the right side of the control cabinet support, and the control cabinet mounting plate is provided with a control cabinet and a frequency converter. The control cabinet and the frequency converter are used for controlling the rotation and operation of the three-phase asynchronous motor.

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