Motor characteristic detection equipment

Abstract

The utility model relates to the technical field of motor production, and provides motor characteristic detection equipment, which comprises a rack, and a motor conveying mechanism, a resistance and inductance testing mechanism and a reverse voltage testing mechanism which are arranged on the rack, the resistance and inductance testing mechanism comprises a first lifting hold-down device and a first connector; the first lifting hold-down device and the first connector are arranged on the rack and located beside the index plate. The first connector can move in the radial direction of the index plate, and the first connector is electrically connected with a resistance and inductance comprehensive tester; the inverse voltage testing mechanism comprises a second lifting hold-down device, a second connector and a rotary contact device; the second lifting hold-down device and the second connector are arranged on the rack and located beside the index plate. And the second connector is electrically connected with the voltage tester. According to the utility model, the motor transmission and detection efficiency can be improved, and poor plugging caused by manual plugging of the connector is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of motor production, in particular to a motor characteristic detection device. Background Art

[0002] After the motor is assembled, it is necessary to perform characteristic tests on the resistance and inductance of the internal coil of the motor and the reverse voltage generated by the external rotation of the motor rotor. For this characteristic test operation, first, the connector needs to be manually inserted and connected to the motor, and the connector is connected to a resistance and inductance comprehensive tester to realize the resistance and inductance tests of the motor; then the connector is connected to a voltage tester, and the motor is manually pressed into contact with an external rotation device to perform the reverse starting voltage test.

[0003] The above characteristic tests require manual operations, resulting in low test efficiency. In addition, the insertion and extraction of the connector and the rotation and pressing contacts are manually corresponding, and the consistency of the insertion and extraction directions and the pressing direction and force is poor, which is easy to damage the connector and affect the measurement accuracy and product quality. Summary of the Utility Model

[0004] The utility model mainly solves the technical problems that the resistance, inductance and reverse starting voltage tests of the motor in the prior art need manual operations, resulting in low test efficiency; the insertion and extraction of the connector and the rotation and pressing contacts are manually corresponding, and the consistency of the insertion and extraction directions and the pressing direction and force is poor, etc. A motor characteristic detection device is proposed to improve the motor transmission and detection efficiency, reduce the insertion and extraction defects caused by manual plugging and unplugging of the connector, and improve the test stability.

[0005] The utility model provides a motor characteristic detection device, including: a frame and a motor conveying mechanism, a resistance and inductance test mechanism, and a reverse starting voltage test mechanism arranged on the frame;

[0006] The motor conveying mechanism includes: a first rotary motor, a dividing plate and a plurality of motor positioning seats; the first rotary motor is installed on the frame, and the output shaft of the first rotary motor is connected to the center of the dividing plate; a plurality of motor positioning seats are evenly arranged on the dividing plate, and a through hole is left in the center of the motor positioning seat;

[0007] The resistance and inductance test mechanism includes: a first lifting and pressing device and a first connector; the first lifting and pressing device and the first connector are respectively arranged on the frame and beside the dividing plate; the first connector can move radially along the dividing plate, and the first connector is electrically connected to a resistance and inductance comprehensive tester;

[0008] The reverse breakdown voltage testing mechanism includes: a second voltage boosting and holding device, a second connector, and a rotary contact device; the second voltage boosting and holding device and the second connector are respectively arranged on the frame and beside the indexing plate; the second connector can move radially along the indexing plate, and the second connector is electrically connected to a voltage tester;

[0009] The rotary contact device is arranged on the frame and below the indexing plate; the rotary contact device includes a contact; the contact can move up and down and rotate, and can extend into the through hole of the motor positioning seat.

[0010] Preferably, the first voltage boosting and holding device includes: a first lifting cylinder, a first pressing plate, and a first pressing block;

[0011] The first lifting cylinder is arranged on the frame and beside the indexing plate;

[0012] The telescopic end of the first lifting cylinder is connected to the first pressing plate;

[0013] The end of the first pressing plate is provided with the first pressing block.

[0014] Preferably, the first connector is arranged on the frame through a first transverse cylinder.

[0015] Preferably, the second voltage boosting and holding device includes: a second lifting cylinder, a second pressing plate, and a second pressing block;

[0016] The second lifting cylinder is arranged on the frame and beside the indexing plate;

[0017] The telescopic end of the second lifting cylinder is connected to the second pressing plate;

[0018] The end of the first pressing plate is provided with the second pressing block.

[0019] Preferably, the second connector is arranged on the frame through a second transverse cylinder.

[0020] Preferably, the rotary contact device further includes: a third lifting cylinder and a second rotary motor;

[0021] The third lifting cylinder is arranged on the frame, and the telescopic end of the third lifting cylinder is connected to the second rotary motor;

[0022] The output end of the second rotary motor is arranged upward and connected to the contact.

[0023] Preferably, the output end of the second rotary motor is connected to the contact through a spring.

[0024] Preferably, the contact is made of urethane rubber material.

[0025] Preferably, it further includes: a qualified product output mechanism.

[0026] Preferably, it further includes a manipulator discharging mechanism;

[0027] The manipulator discharging mechanism is arranged on the frame and above the indexing plate;

[0028] The manipulator discharging mechanism can move above the indexing plate and the qualified product output mechanism.

[0029] A motor characteristic detection device provided by the present utility model includes a motor conveying mechanism, a resistance and inductance testing mechanism, a reverse starting voltage testing mechanism, a qualified product output mechanism, and a manipulator discharging mechanism. The motor conveying mechanism can improve the positioning accuracy and conveying efficiency of the motor. The resistance and inductance testing mechanism and the reverse starting voltage testing mechanism can make the motor fixed stably, improve the accuracy and efficiency of plugging and unplugging, prevent damage to the motor, and reduce mismeasurement. The reverse starting voltage testing mechanism can also improve the contact accuracy and consistency with the motor and improve the measurement accuracy. The present utility model can improve the motor transmission and detection efficiency, reduce the plugging and unplugging defects caused by manual plugging and unplugging of connectors, improve the test stability; and can prevent the mixing and loss of unqualified products due to improper manual distinction between qualified products and unqualified products, and improve the product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 is a front structural schematic diagram of the motor characteristic detection device provided by the present utility model;

[0031] Figure 2 is a back structural schematic diagram of the motor characteristic detection device provided by the present utility model;

[0032] Figure 3 is a structural schematic diagram of the resistance and inductance testing mechanism provided by the present utility model;

[0033] Figure 4 is a structural schematic diagram of the reverse starting voltage testing mechanism provided by the present utility model.

[0034] Reference numerals: 1, frame; 2, indexing plate; 3, motor positioning seat; 4, first lifting cylinder; 5, first pressing plate; 6, first pressing block; 7, first transverse cylinder; 8, first connector; 9, second lifting cylinder; 10, second pressing plate; 11, second pressing block; 12, second connector; 13, second transverse cylinder; 14, third lifting cylinder; 15, second rotary motor; 16, contact; 17, manipulator discharging mechanism; 18, qualified product output mechanism; 19, instrument box. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0035] To make the technical problems solved, the technical solutions adopted, and the technical effects achieved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the present utility model and are not intended to limit the present utility model. Additionally, it should be noted that for the convenience of description, only the parts related to the present utility model rather than all the content are shown in the drawings.

[0036] As Figure 1-2 shown, a motor characteristic detection device provided by an embodiment of the present utility model includes: a frame 1, and a motor conveying mechanism, a resistance and inductance testing mechanism, a reverse starting voltage testing mechanism, a qualified product output mechanism 18, and a manipulator discharging mechanism 17 provided on the frame 1.

[0037] The motor conveying mechanism includes: a first rotary motor, an indexing plate 2, and a plurality of motor positioning seats 3; the first rotary motor is installed on the frame 1, and the output shaft of the first rotary motor is connected to the center of the indexing plate 2; a plurality of motor positioning seats 3 are uniformly arranged on the indexing plate 2, and a through hole is left in the center of the motor positioning seat 3, and the contact 16 of the reverse starting voltage testing mechanism can pass through the through hole to contact and rotate with the motor during the reverse starting voltage test. The motor is placed in the motor positioning seat 3, and the indexing plate 2 is rotated by the rotation of the output shaft of the first rotary motor to carry out the handling of the motor. The motor conveying mechanism of this embodiment can drive the motor to move at the feeding position, the resistance and inductance testing position, the reverse starting voltage testing position, and the qualified product output position. The motor conveying mechanism of the present utility model can improve the motor positioning accuracy and conveying efficiency.

[0038] As Figure 3 shown, the resistance and inductance testing mechanism includes: a first lifting and pressing device and a first connector 8; the first lifting and pressing device and the first connector 8 are respectively arranged on the frame 1 and beside the indexing plate 2; the first lifting and pressing device includes: a first lifting cylinder 4, a first pressing plate 5, and a first pressing block 6; the first lifting cylinder 4 is arranged on the frame 1 and beside the indexing plate 2; the telescopic end of the first lifting cylinder 4 is connected to the first pressing plate 5; the first pressing block 6 is arranged at the end of the first pressing plate 5. The telescopic end of the first lifting cylinder 4 descends to drive the first pressing plate 5 and the first pressing block 6 to move downward, and the first pressing block 6 presses down to hold the motor and prevent displacement.

[0039] The first connector 8 can move radially along the indexing plate 2, and the first connector 8 is electrically connected to a resistance and inductance comprehensive tester. The first connector 8 is arranged on the frame 1 through a first transverse cylinder 7, and the first connector 8 moves radially along the indexing plate 2 through the first transverse cylinder 7. In the present utility model, the first transverse cylinder 7 is actuated for plugging and unplugging connection.

[0040] For the resistance and inductance testing mechanism of this embodiment, the first lifting and pressing device can press and hold the motor. The first connector 8 is inserted and connected to the motor, and the resistance and inductance of the motor are tested by a resistance and inductance comprehensive tester. The utility model can make the motor fixed stably, improve the precision and efficiency of plugging and unplugging, prevent damage to the motor, and reduce mismeasurement.

[0041] As Figure 4 shown, the reverse starting voltage testing mechanism includes: a second lifting and pressing device, a second connector 12, and a rotary contact device; the second lifting and pressing device and the second connector 12 are respectively arranged on the frame 1 and beside the indexing plate 2. The second lifting and pressing device includes: a second lifting cylinder 9, a second pressing plate 10, and a second pressing block 11; the second lifting cylinder 9 is arranged on the frame 1 and beside the indexing plate 2; the telescopic end of the second lifting cylinder 9 is connected to the second pressing plate 10; the second pressing block 11 is arranged at the end of the first pressing plate 5. When the telescopic end of the second lifting cylinder 9 descends, it drives the second pressing plate 10 and the second pressing block 11 to move downward, and the second pressing block 11 presses down on the motor to prevent displacement.

[0042] The second connector 12 can move radially along the indexing plate 2, and the second connector 12 is electrically connected to the voltage tester. The second connector 12 is arranged on the frame 1 through a second transverse cylinder 13, and realizes radial movement along the indexing plate 2 through the second transverse cylinder 13. In the utility model, the plugging and unplugging connection is performed through the action of the second transverse cylinder 13. The voltage tester can be installed in the instrument box 19 together with the resistance and inductance comprehensive tester, and can be respectively electrically connected to a display screen to display the test results. A controller can be arranged in the instrument box 19 to control each electric control component.

[0043] The rotary contact device is arranged on the frame 1 and below the indexing plate 2; the rotary contact device includes a contact 16; the contact 16 can lift and rotate, and can extend into the through hole of the motor positioning seat 3. The rotary contact device further includes: a third lifting cylinder 14 and a second rotary motor 15; the third lifting cylinder 14 is arranged on the frame 1, and the telescopic end of the third lifting cylinder 14 is connected to the second rotary motor 15; the output end of the second rotary motor 15 is arranged upward and connected to the contact 16. Specifically, the output end of the second rotary motor 15 is connected to the contact 16 through a spring. The contact 16 is made of urethane rubber material. When the telescopic end of the third lifting cylinder 14 rises, it drives the second rotary motor 15 to rise, and the second rotary motor 15 contacts the motor and drives the motor to rotate for reverse starting voltage testing. The contact 16 made of urethane rubber material and the connecting spring can prevent contact slipping and ensure good contact transmission of the motor; at the same time, it can prevent the third lifting cylinder 14 from jacking up excessively and causing motor displacement, resulting in poor contact.

[0044] For the reverse starting voltage testing mechanism of this embodiment, the second step-up / down holding device can hold the motor, the second connector 12 is inserted and connected to the motor, the rotary contact device can contact and rotate with the motor, and the reverse starting voltage of the motor is tested by a voltage tester. The utility model can make the motor fixed stably, improve the precision and efficiency of plugging and unplugging, prevent damage to the motor, reduce mismeasurement; and can improve the contact precision and consistency with the motor, and improve the measurement precision.

[0045] In addition, the motor characteristic detection equipment of this embodiment further includes a qualified product output mechanism 18 and a manipulator discharge mechanism 17. The qualified product output mechanism 18 can be realized by a conveyor belt device. The manipulator discharge mechanism is arranged on the frame 1 and above the indexing plate 2; the manipulator discharge mechanism can move above the indexing plate 2 and the qualified product output mechanism 18, and can be driven by a cylinder to realize lateral movement.

[0046] After the resistance, inductance and reverse starting voltage of the motor are tested, the test results (OK / NG signals) of each instrument are read by the controller in the instrument box 19 for judgment. If the test result is unqualified (NG signal), the motor is conveyed back to the feeding position by the indexing plate 2 and then taken out by the staff; if the test result is qualified (OK signal), the manipulator discharge mechanism 17 clamps the motor and places it on the qualified product output mechanism 18, and outputs the motor to the next production process. The utility model can automatically output qualified products, prevent the mixture from flowing out due to improper distinction by the staff, and improve the product quality.

[0047] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: modifying the technical solutions recorded in the foregoing embodiments, or equivalently replacing some or all of the technical features therein, does not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A motor characteristic detection device, characterized in that: include: A frame (1) and a motor transmission mechanism, a resistance and inductance testing mechanism, and a reverse voltage testing mechanism arranged on the frame (1); The motor conveying mechanism comprises: a first rotary motor, a dividing plate (2) and a plurality of motor positioning seats (3); the first rotary motor is mounted on a frame (1), and the output shaft of the first rotary motor is connected to the center of the dividing plate (2); a plurality of motor positioning seats (3) are evenly arranged on the dividing plate (2), and a through hole is left at the center of the motor positioning seats (3); The resistance and inductance testing mechanism comprises: a first lifting and pressing device and a first connector (8); the first lifting and pressing device and the first connector (8) are respectively arranged on a frame (1) and located beside a dividing plate (2); the first connector (8) is capable of moving radially along the dividing plate (2), and the first connector (8) is electrically connected to a resistance and inductance comprehensive tester; The reverse electromotive voltage testing mechanism comprises: a second lifting and pressing device, a second connector (12) and a rotary contact device; the second lifting and pressing device and the second connector (12) are respectively arranged on a frame (1) and located beside a dividing plate (2); the second connector (12) is capable of moving radially along the dividing plate (2), and the second connector (12) is electrically connected to a voltage tester; The rotary contact device is arranged on the frame (1) and is located below the indexing plate (2); the rotary contact device comprises a contact (16); the contact (16) is capable of lifting and rotating, and is capable of extending into a through hole of a motor positioning seat (3).

2. The motor characteristic detection device according to claim 1, characterized in that: The first lifting and holding device comprises: a first lifting cylinder (4), a first pressing plate (5) and a first pressing block (6); The first lifting cylinder (4) is arranged on the frame (1) and is located next to the indexing plate (2); The telescopic end of the first lifting cylinder (4) is connected to the first pressing plate (5); A first pressing block (6) is provided at the end of the first pressing plate (5).

3. The motor characteristic detection device according to claim 2, characterized in that: The first connector (8) is arranged on the frame (1) via a first transverse cylinder (7).

4. The motor characteristic detection device according to claim 2, characterized in that: The second lifting and holding device comprises: a second lifting cylinder (9), a second pressing plate (10) and a second pressing block (11); The second lifting cylinder (9) is arranged on the frame (1) and is located next to the indexing plate (2); The telescopic end of the second lifting cylinder (9) is connected to the second pressing plate (10); A second pressing block (11) is provided at the end of the first pressing plate (5).

5. The motor characteristic detection device according to claim 4, characterized in that: The second connector (12) is arranged on the frame (1) via a second transverse cylinder (13).

6. The motor characteristic detection device according to claim 1, characterized in that: The rotary contact device further comprises: a third lifting cylinder (14) and a second rotary motor (15); The third lifting cylinder (14) is arranged on the frame (1), and the telescopic end of the third lifting cylinder (14) is connected to the second rotary motor (15); The output end of the second rotary motor (15) is arranged upward and connected to the contactor (16).

7. The motor characteristic detection device according to claim 6, characterized in that: The output end of the second rotary motor (15) is connected to the contact (16) via a spring.

8. The motor characteristic detection device according to claim 6 or 7, characterized in that: The contact (16) is made of urethane material.

9. The motor characteristic detection device according to claim 1, characterized in that: Also includes: Qualified product output mechanism (18).

10. The motor characteristic detection device according to claim 9, characterized in that: Also included: a robot ejection mechanism (17); The robot discharging mechanism is arranged on the frame (1) and is located above the indexing plate (2); The robot discharge mechanism is capable of moving above the indexing plate (2) and the qualified product output mechanism (18).

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