Clamping type generator rotor withstand voltage test equipment

Abstract

The utility model provides clamping type generator rotor withstand voltage test equipment, which comprises a clamping type test device, a lifting device and a support frame, the number of output ends of a telescopic cylinder is two, the two output ends of the telescopic cylinder are respectively connected with two clamping arms, the end part of each clamping arm is provided with a detection assembly, a generator rotor is positioned between the two clamping arms, and the lifting device is connected with the support frame. The generator rotor is located in the Y direction; the first test clinging mechanism, the second test clinging mechanism and the third test clinging mechanism are all mounted on the clamping arm and are arranged in the Y direction. According to the equipment, the generator rotor is clamped through the detection assembly, voltage resistance detection can be carried out on the generator rotor, the lifting device can adjust the height of the detection device to be matched with the height of the generator rotor so that the detection assembly can be rapidly connected with the positive electrode and the negative electrode of the generator rotor, the detection efficiency is improved, and tedious operation caused by manual handheld detection is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to voltage test equipment field, concretely relates to a clamping type generator rotor withstand voltage test equipment. BACKGROUND

[0002] In the prior art, the clamping mechanical arm is an automatic mechanical device used for performing tasks such as grabbing, carrying objects or operating tools. The clamping mechanical arm comprises a first clamping execution component, a second clamping execution component, a mounting seat, a power system and a control unit. The first clamping execution component and the second clamping execution component capable of being closed or separated from each other are installed on the mounting seat. The first clamping execution component and the second clamping execution component are used for clamping the workpiece to be clamped. The power system is installed on the mounting seat and is used for driving the first clamping execution component and the second clamping execution component to be closed or separated from each other. The power system is electrically connected to the control unit, so as to operate under the control of the control unit.

[0003] As shown in Figure 1 The generator rotor comprises a coil and a detection terminal. The detection terminal is connected to the coil. The detection terminal is divided into a positive terminal and a negative terminal. That is, the positive terminal is electrically connected to the coil, and the negative terminal is also electrically connected to the coil.

[0004] Although the above-mentioned clamping mechanical arm can clamp the workpiece to be clamped, it cannot perform withstand voltage test on the generator rotor. The existing test method is still manual. The probes connected to the test machine are connected to the coil, the positive terminal or the negative terminal in the generator rotor respectively. Automatic test cannot be realized, which leads to troublesome test work and steps. UTILITY MODEL CONTENTS

[0005] The utility model provides a clamping type generator rotor withstand voltage test equipment, solves the problem that the existing clamping mechanical arm in the prior art does not have withstand voltage test function and leads to troublesome manual test of the generator rotor.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: the utility model provides a clamping type generator rotor withstand voltage test equipment, which comprises a clamping type test device, a lifting device and a support frame,

[0007] The clamping type test device comprises a telescopic cylinder, a clamping arm and a detection assembly. The output end of the telescopic cylinder has two, and the two output ends of the telescopic cylinder are connected to two clamping arms respectively. Each clamping arm is provided with a detection assembly at the end. The generator rotor is located between the two clamping arms, and the generator rotor is located in the Y direction.

[0008] The detection assembly comprises a first test abutting mechanism, a second test abutting mechanism and a third test abutting mechanism, the first test abutting mechanism, the second test abutting mechanism and the third test abutting mechanism are installed on the clamping arm, and the first test abutting mechanism, the second test abutting mechanism and the third test abutting mechanism are arranged in the Y direction; the end of the first test abutting mechanism, the second test abutting mechanism and the third test abutting mechanism close to the center of the two clamping arms is an abutting end, and the end of the first test abutting mechanism, the second test abutting mechanism and the third test abutting mechanism away from the center of the clamping arm is a connecting end; the abutting end of the first test abutting mechanism is used for abutting a positive electrode end on the generator rotor, the abutting end of the second test abutting mechanism is used for abutting a negative electrode end on the generator rotor, and the abutting end of the third test abutting mechanism is used for abutting a coil on the generator rotor; the connecting end of the first test abutting mechanism, the connecting end of the second test abutting mechanism and the connecting end of the third test abutting mechanism are used for electrically connecting to an external tester, and the telescopic cylinder shell is connected to the output end of the lifting device.

[0009] The lifting device is installed on the support frame.

[0010] Preferably, the support frame comprises a base, a mounting plate, a support plate and a bottom plate, the bottom plate is installed above the base, the base is supported by external supporting legs, the support plate is arranged on the bottom plate, the support plate is connected to the mounting plate on the side close to the clamping type test device, the mounting plate is provided with the lifting device on the side away from the support plate, and the lifting device is connected to the telescopic cylinder through the lifting plate.

[0011] Preferably, the first test abutting mechanism, the second test abutting mechanism and the third test abutting mechanism each comprise an installation block, an abutting part and a guide rod, the installation block is connected to the end of the clamping arm, the installation block is penetrated by the guide rod, the guide rod can move relative to the clamping arm and the installation block in the X direction, the X direction is perpendicular to the Y direction, the end of the guide rod close to the center of the two clamping arms is fixed with the abutting part, the other end of the guide rod is a connecting end, the abutting part is an abutting end, the abutting part and the guide rod are made of conductive material, the guide rod is penetrated by a spring, the spring is located between the installation block and the abutting part, and the spring keeps the abutting part having a tendency to move to the center of the two clamping arms.

[0012] Preferably, the installation block of the third test abutting mechanism is provided with a support sleeve on the side close to the generator rotor, and the spring of the third test abutting mechanism is located between the abutting part and the support sleeve.

[0013] Preferably, the lifting device comprises an upper mounting seat, a lower mounting seat, a sliding rod, a lifting block and a lifting cylinder, the upper mounting seat and the lower mounting seat are installed on the mounting plate, the sliding rod located in the Y direction is installed between the upper mounting seat and the lower mounting seat, the lifting block is slidably connected to the sliding rod, the lifting block is fixed to the lifting plate through a screw on the side close to the clamping type test device, the lifting cylinder is installed on the upper mounting seat, and the piston rod of the lifting cylinder is connected to the lifting block.

[0014] Preferably, a nut is threadedly connected to the guide rod, and the nut is arranged between the abutting portion and the mounting block.

[0015] Preferably, the surface of the abutting portion of the third test abutting mechanism, which is in contact with the coil of the generator rotor, is recessed to form a circular surface.

[0016] Compared with the prior art, the clamping type generator rotor withstand voltage test equipment has the following beneficial effects: the clamping type generator rotor withstand voltage test equipment is provided with a lifting device on the support frame, the lifting device is connected with a detection assembly through a lifting plate, the detection assembly comprises a first test abutting mechanism, a second test abutting mechanism and a third test abutting mechanism, the first test abutting mechanism, the second test abutting mechanism and the third test abutting mechanism clamp the generator rotor through guide rods and abutting portions, the guide rods and the abutting portions are made of conductive materials, the first test abutting mechanism and the second test abutting mechanism are respectively connected with the positive electrode end and the negative electrode end of the generator rotor, and the abutting portion of the third test abutting mechanism is used for abutting the coil of the generator rotor, the detection assembly can clamp and withstand voltage test the generator rotor at the same time, after injecting voltage, the resistance between the positive electrode end and the coil can be tested, and the resistance between the negative electrode end and the coil can also be tested, only when the resistance is correct, the connection relationship between the positive electrode end and the coil is correct, and the connection relationship between the negative electrode end and the coil is also correct, otherwise, the resistance is not the set value, so that whether the coil and the positive electrode are correctly connected and whether the negative electrode and the coil are correctly connected can be detected, the detection efficiency is improved, and manual detection is avoided, thereby avoiding complicated operation.

[0017] Other advantages, objects and features of the present utility model will be partly embodied through the following description, and will be understood by those skilled in the art through research and practice of the present utility model. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic view of the clamping type generator rotor withstand voltage test equipment.

[0019] Figure 2 It is a side view of the clamping type generator rotor withstand voltage test equipment.

[0020] Figure 3 It is a partial schematic view of the clamping type test device.

[0021] : Clamping type test device 1, telescopic air cylinder 11, clamping arm 12, detection assembly 13, first test close mechanism 131, mounting block 1311, close part 1312, guide rod 1313, spring 1314, second test close mechanism 132, third test close mechanism 133, support sleeve 1331, nut 1332, lifting device 2, upper mounting seat 21, lower mounting seat 22, sliding rod 23, lifting block 24, lifting cylinder 25, lifting plate 26, piston rod 27, support frame 3, base 31, mounting plate 32, support plate 33, bottom plate 34, generator rotor 4, coil 41, positive terminal 42, negative terminal 43. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, purposes and effects realized by the utility model more clear and easy to understand, the utility model is further described below in combination with the drawings and specific embodiments:

[0023] As Figures 1 to 3The utility model provides a kind of clamping type generator rotor withstand voltage test equipment shown, comprising: clamping type testing device 1, lifting device 2 and support frame 3, clamping type testing device 1 includes: telescopic cylinder 11, clamping arm 12 and detection assembly 13, the output end of telescopic cylinder 11 is two, and the two output ends of telescopic cylinder 11 are connected two clamping arms 12 respectively, and detection assembly 13 is equipped in each clamping arm 12 end portion, generator rotor 4 is located between two clamping arms 12, and generator rotor 4 is located in Y direction;Detection assembly 13 includes: first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133, and first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133 are all installed on clamping arm 12, and first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133 are arranged in Y direction;The end portion close to the center of two clamping arms 12 in first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133 is close end, and the end portion away from the center of clamping arm 12 in first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133 is connection end, and the close end of first test close mechanism 131 is used to be close to positive terminal 42 on generator rotor 4, the close end of second test close mechanism 132 is used to be close to negative terminal 43 on generator rotor 4, and the close end of third test close mechanism 133 is used to be close to coil 41 on generator rotor 4, and the connection end of first test close mechanism 131, the connection end of second test close mechanism 132 and the connection end of third test close mechanism 133 are all used to be electrically connected to external testing machine, and the shell of telescopic cylinder 11 is connected to the output end of lifting device 2;Lifting device 2 is installed on support frame 3.In use, generator rotor 4 is located directly below telescopic cylinder 11, the height of clamping type testing device 1 is adjusted by lifting device 2, so that first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133 on detection assembly 13 are aligned with positive terminal 42, negative terminal 43 and coil 41 of generator rotor 4 respectively, and clamping arm 12 is controlled to move to center by telescopic cylinder 11 to make first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133 respectively contact positive terminal 42, negative terminal 43 and coil 41 of generator rotor 4, and external testing machine carries out withstand voltage test to generator rotor 4 by first test close mechanism 131, second test close mechanism 132 and third test close mechanism 133.

[0024] The support frame 3 comprises a base 31, a mounting plate 32, a support plate 33 and a bottom plate 34, the bottom plate 34 is installed above the base 31, the base 31 is supported by external support feet, the support plate 33 is arranged on the bottom plate 34, the mounting plate 32 is connected to the support plate 33 close to one side of the clamping type testing device 1, the lifting device 2 is arranged on the side of the mounting plate 32 away from the support plate 33, and the lifting device 2 is connected with the telescopic cylinder 11 through the lifting plate 26. The support frame 3 is used for being fixed with external support feet through the base 31, so that the lifting device 2 is firmly installed on the detection station.

[0025] The first test close-to mechanism 131, the second test close-to mechanism 132 and the third test close-to mechanism 133 each comprise an installation block 1311, a close-to part 1312 and a guide rod 1313, the installation block 1311 is connected with the end of the clamping arm, the installation block 1311 is penetrated by the guide rod 1313, the guide rod 1313 can move in the X direction relative to the clamping arm and the installation block 1311, the X direction is perpendicular to the Y direction, the end of the guide rod 1313 close to the center of the two clamping arms 12 is fixed with the close-to part 1312, the other end of the guide rod 1313 is a connecting end, the close-to part 1312 is a close-to end, the close-to part 1312 and the guide rod 1313 are each made of conductive material, the guide rod 1313 penetrates the spring 1314, the spring 1314 is located between the installation block 1311 and the close-to part 1312, and the spring 1314 keeps the close-to part 1312 having a tendency to move to the center of the two clamping arms 12. The output end of the telescopic cylinder 11 drives the clamping arm 12 to be clamped to the center, the close-to part 1312 contacts the detection terminal of the generator rotor 4, the spring 1314 supports the close-to part 1312, so that the close-to part 1312 is more close to the detection terminal of the generator rotor 4, and an external testing machine tests the detection terminal of the generator rotor 4 by connecting the connecting end of the guide rod 1313 with the close-to part 1312. The close-to part 1312 is close to the positive terminal, the negative terminal or the coil on the generator rotor through the spring, and can also adapt to positive terminals, negative terminals and coils of different diameters.

[0026] The installation block 1311 of the third test close-to mechanism 133 is provided with a support sleeve 1331 close to the generator rotor 4, and the spring 1314 in the third test close-to mechanism 133 is located between the close-to part 1312 and the support sleeve 1331. The spring 1314 makes the close-to part 1312 in the third test close-to mechanism 133 clamped to the coil 41 of the generator rotor 4 through the elastic force of the close-to part 1312.

[0027] The lifting device 2 includes: an upper mounting seat 21, a lower mounting seat 22, a sliding rod 23, a lifting block 24, and a lifting cylinder 25. The upper mounting seat 21 and the lower mounting seat 22 are both mounted on the mounting plate 32. A sliding rod 23 is installed between the upper mounting seat 21 and the lower mounting seat 22 in the Y direction. The lifting block 24 is slidably connected to the sliding rod 23. The lifting block 24 is fixed to the lifting plate 26 by screws on the side close to the clamping test device 1. The lifting cylinder 25 is mounted on the upper mounting seat 21, and the piston rod 27 of the lifting cylinder 25 is connected to the lifting block 24. The lifting cylinder 25 controls the movement of the lifting block 24 on the sliding rod 23 by telescoping the piston rod 27.

[0028] A nut 1332 is threadedly connected to the guide rod 1313 , and a mounting block 1311 is placed between the nut 1332 and the abutting portion 1312 .

[0029] The contact surface of the third testing and tightening mechanism 133's tightening portion 1312 with the coil 41 of the generator rotor 4 is recessed to form a circular arc surface. The circular arc surface matches the curvature of the coil 41 of the generator rotor 4, making the tightening portion 1312 of the third testing and tightening mechanism 133 less likely to slip when clamping the generator rotor 4.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model and are not limiting. Although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. Clamp-on generator rotor withstand voltage test equipment, characterized in that: include: Clamping test device (1), lifting device (2) and support frame (3), The clamping test device (1) comprises: a telescopic cylinder (11), a clamping arm (12) and a detection assembly (13); the telescopic cylinder (11) has two output ends, the two output ends of the telescopic cylinder (11) are respectively connected to two clamping arms (12); each clamping arm (12) is provided with a detection assembly (13) at its end; a generator rotor (4) is located between the two clamping arms (12), and the generator rotor (4) is located in the Y direction; The detection component (13) includes: a first test close contact mechanism (131), a second test close contact mechanism (132) and a third test close contact mechanism (133); the first test close contact mechanism (131), the second test close contact mechanism (132) and the third test close contact mechanism (133) are all installed on the clamping arm (12); the first test close contact mechanism (131), the second test close contact mechanism (132) and the third test close contact mechanism (133) are arranged in the Y direction; the ends of the first test close contact mechanism (131), the second test close contact mechanism (132) and the third test close contact mechanism (133) close to the center of the two clamping arms (12) are close ends; the first test close contact mechanism (131), the second test close contact mechanism (132) and the third test close contact mechanism (133) are close ends. The ends of the first test close contact mechanism (131) and the third test close contact mechanism (132) away from the center of the clamping arm (12) are connection ends. The close contact end of the first test close contact mechanism (131) is used to be in close contact with the positive terminal (42) on the generator rotor (4). The close contact end of the second test close contact mechanism (132) is used to be in close contact with the negative terminal (43) on the generator rotor (4). The close contact end of the third test close contact mechanism (133) is used to be in close contact with the coil (41) on the generator rotor (4). The connection end of the first test close contact mechanism (131), the connection end of the second test close contact mechanism (132) and the connection end of the third test close contact mechanism (133) are all used to be electrically connected to an external testing machine. The housing of the telescopic cylinder (11) is connected to the output end of the lifting device (2). The lifting device (2) is installed on the supporting frame (3).

2. The clamp-on generator rotor withstand voltage test equipment according to claim 1, characterized in that: The support frame (3) comprises: a base (31), a mounting plate (32), a support plate (33) and a bottom plate (34); the bottom plate (34) is mounted above the base (31); the base (31) is supported by external support legs; a support plate (33) is provided on the bottom plate (34); a side of the support plate (33) close to the clamping test device (1) is connected to the mounting plate (32); a side of the mounting plate (32) facing away from the support plate (33) is provided with a lifting device (2); and the lifting device (2) is connected to the telescopic cylinder (11) via a lifting plate (26).

3. The clamp-on generator rotor withstand voltage test equipment according to claim 2, characterized in that: The first test close contact mechanism (131), the second test close contact mechanism (132) and the third test close contact mechanism (133) all include: a mounting block (1311), a close contact portion (1312) and a guide rod (1313), wherein the mounting block (1311) is connected to the end of the clamping arm, the mounting block (1311) is passed through by the guide rod (1313), and the guide rod (1313) can move in the X direction relative to the clamping arm and the mounting block (1311), the X direction is perpendicular to the Y direction, and the guide rod (1313) is close to the two clamping arms. A close-fitting portion (1312) is fixed to the end of the center of the arm (12), the other end of the guide rod (1313) is a connecting end, and the close-fitting portion (1312) is a close-fitting end. The close-fitting portion (1312) and the guide rod (1313) are both made of conductive materials. A spring (1314) passes through the guide rod (1313), and the spring (1314) is located between the mounting block (1311) and the close-fitting portion (1312). The spring (1314) keeps the close-fitting portion (1312) from moving toward the center of the two clamping arms (12).

4. The clamp-on generator rotor withstand voltage test equipment according to claim 2, characterized in that: A support sleeve (1331) is provided on the side of the mounting block (1311) of the third test close contact mechanism (133) close to the generator rotor (4), and a spring (1314) of the third test close contact mechanism (133) is located between the close contact portion (1312) and the support sleeve (1331).

5. The clamp-on generator rotor withstand voltage test equipment according to claim 4, characterized in that: The lifting device (2) comprises: an upper mounting seat (21), a lower mounting seat (22), a sliding rod (23), a lifting block (24) and a lifting cylinder (25); the upper mounting seat (21) and the lower mounting seat (22) are both mounted on a mounting plate (32); a sliding rod (23) located in the Y direction is mounted between the upper mounting seat (21) and the lower mounting seat (22); the lifting block (24) is slidably connected to the sliding rod (23); the lifting block (24) is fixed to the lifting plate (26) by screws on a side close to the clamping test device (1); a lifting cylinder (25) is mounted on the upper mounting seat (21); and a piston rod (27) of the lifting cylinder (25) is connected to the lifting block (24).

6. The clamp-on generator rotor withstand voltage test equipment according to claim 5, characterized in that: A nut (1332) is threadedly connected to the guide rod (1313), and a mounting block (1311) is placed between the nut (1332) and the close-fitting portion (1312).

7. The clamp-on generator rotor withstand voltage test equipment according to claim 6, characterized in that: The surface where the close contact portion (1312) in the third test close contact mechanism (133) contacts the coil (41) in the generator rotor (4) is concave to form an arc surface.

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