CN217424612U

CN217424612U - Torque detection device for servo motor

Info

Publication number: CN217424612U
Application number: CN202221414572.0U
Authority: CN
Inventors: 黄弼晨; 黄志滨; 陈洪兴; 刘蕾; 黄杰
Original assignee: Jiangsu Jinpeng Intelligent Technology Co ltd
Current assignee: Jiangsu Jinpeng Intelligent Technology Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-13
Anticipated expiration: 2032-06-08

Abstract

The utility model discloses a torque detection device for a servo motor, which relates to the technical field of torque detection devices and comprises a torque sensor, wherein the outer wall of the torque sensor is provided with a second fixing frame, the outer surface of one side of the torque sensor is provided with a butt joint pipe, and the second fixing frame is positioned on the outer surface of the upper end of a second lifting platform; the outer surface of the lower end of the second lifting platform is provided with a lifting cylinder, four groups of second balance lifting rods are uniformly arranged around the lifting cylinder, and the lower end of the lifting cylinder is provided with a moving seat; the outer surface of the lower end of the moving seat is provided with a moving wheel. The utility model discloses a torque detection device for servo motor, lift cylinder and No. two balanced lifter for adjust the upper and lower height of No. two elevating platforms, and then adjust the height of butt joint pipe and the servo motor that awaits measuring, with convenient to its detection, roll adjustment cylinder, hollow screwed pipe and screw rod, be used for the order to the butt joint of the rotor above managing and the servo motor that awaits measuring.

Description

Torque detection device for servo motor

Technical Field

The utility model relates to a moment of torsion detection device technical field, in particular to moment of torsion detection device for servo motor.

Background

The motor torque, that is, the output torque of the motor, is one of basic parameters of the motor, the common unit is N × m, the torque is an important parameter in a motor test, especially, the torque is an indispensable measured value in the motor efficiency evaluation, the accuracy of the torque measurement directly relates to the accuracy of the motor efficiency evaluation, and the currently used torque measurement methods can be divided into a balance force method, a transmission method and an energy conversion method according to the measurement principle.

When the existing torque detection device for the servo motor is installed and used, the butt joint of the servo motor and a torque sensor is inconvenient, certain adverse effects are brought to the use process of people, and in order to solve the defects of the prior art, the torque detection device for the servo motor is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a torque detection device for servo motor can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a torque detection device for a servo motor comprises a torque sensor, wherein a second fixing frame is arranged on the outer wall of the torque sensor, a butt joint pipe is arranged on the outer surface of one side of the torque sensor, and the second fixing frame is positioned on the outer surface of the upper end of a second lifting platform;

the outer surface of the lower end of the second lifting platform is provided with a lifting cylinder, four groups of second balance lifting rods are uniformly arranged around the lifting cylinder, and the lower end of the lifting cylinder is provided with a moving seat;

the outer surface of the lower end of the moving seat is provided with a moving wheel, the outer surface of the upper end of the moving seat is provided with a distance adjusting cylinder, and the outer surface of one side of the distance adjusting cylinder is provided with an auxiliary frame.

Preferably, the lower extreme surface of auxiliary frame is provided with the support base, the upper end of auxiliary frame is provided with a supporting bench, the inner wall of supporting bench is provided with hollow solenoid, the lower extreme surface of hollow solenoid is provided with the rocker, the upper end surface of supporting bench evenly is provided with four groups of balanced lifter, the upper end surface of balanced lifter is provided with the elevating platform No. one, the inner wall of hollow solenoid is provided with the screw rod, the screw rod is located the lower extreme surface of elevating platform No. one, the upper end surface of elevating platform is provided with the servo motor that awaits measuring, be provided with the mount No. one between servo motor that awaits measuring and the elevating platform.

Preferably, be provided with a fixed screw between second elevating platform and the lift cylinder, the lower extreme surface of second elevating platform can be dismantled through a fixed screw and the upper end surface of lift cylinder and be connected.

Preferably, be provided with No. two fixed screws between auxiliary frame and the roll adjustment cylinder, the surface of one side of auxiliary frame can be dismantled through No. two fixed screws and the surface of one side of roll adjustment cylinder and be connected.

Preferably, a rotating bearing is arranged between the hollow solenoid and the support platform, and the outer wall of the hollow solenoid is rotatably connected with the inner wall of the support platform through the rotating bearing.

Preferably, a connecting thread is arranged between the screw rod and the hollow spiral tube, and the outer wall of the screw rod is movably connected with the inner wall of the hollow spiral tube through the connecting thread.

Advantageous effects

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the lifting cylinder and the second balancing lifting rod are arranged to adjust the upper and lower height of the second lifting platform, further adjusting the height of the butt joint pipe and the servo motor to be detected so as to conveniently detect the butt joint pipe and the servo motor to be detected, wherein the torque sensor is fixed on the second lifting platform through a second fixing frame, then the butt joint pipe is arranged on a detection shaft on the torque sensor through a screw, the size of the specific butt joint pipe is changed according to the size of the servo motor to be detected, then the lifting cylinder is arranged at the lower end of the second lifting platform, the lower end of the second lifting platform is connected with four groups of second balance lifting rods, the second balance lifting rods are used for preventing the second lifting platform from deviating during lifting, so that the second lifting platform is driven to lift by the lifting cylinder, thereby driving the torque sensor and the butt joint pipe to lift and butt joint with a rotor on the servo motor to be detected to detect the torque.

2. In the utility model, the torque of the servo motor is tested by butting the butt joint pipe with the rotor on the servo motor to be tested through the pitch adjusting cylinder, the hollow solenoid and the screw rod, wherein, the pitch adjusting cylinder is fixed on the movable seat, then the telescopic part of the pitch adjusting cylinder is connected with the auxiliary frame, when the height of the butt joint pipe and the servo motor to be tested is inconsistent, the rocker is manually rotated, the hollow solenoid rotates on the support table, because the screw rod is integrated with the lifting platform, the screw rod can not rotate along with the hollow solenoid, and the balance lifting rod limits the rotation of the lifting platform, because the hollow solenoid rotates on the screw rod, but the hollow solenoid is clamped on the inner wall of the support table, and can not lift on the support table, therefore, the screw rod can lift on the hollow solenoid, thereby adjusting the height of the servo motor to be tested and the butt joint pipe, when the height of the servo motor to be measured is equal to that of the butt joint pipe, the distance adjusting cylinder is controlled to pull the auxiliary frame to be close to the butt joint pipe, so that the servo motor to be measured is aligned to the butt joint pipe, the torque of the servo motor to be measured can be measured, and the operation is convenient.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a connection structure between a first fixing frame and a first lifting platform of the present invention;

FIG. 3 is a schematic structural view of the hollow solenoid and the first elevating platform of the present invention;

fig. 4 is a schematic structural view of the distance-adjusting cylinder and the auxiliary frame of the present invention.

In the figure: 1. a torque sensor; 2. a first fixing frame; 3. a screw; 4. a first lifting platform; 5. a hollow solenoid; 6. a first balance lifting rod; 7. a support table; 8. a support base; 9. a rocker; 10. a servo motor to be tested; 11. butt-joint pipes; 12. a second fixing frame; 13. a second lifting platform; 14. a second balance lifting rod; 15. a movable seat; 16. a moving wheel; 17. a lifting cylinder; 18. an auxiliary frame; 19. the roll adjustment cylinder.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-4, a torque detection device for a servo motor comprises a torque sensor 1, wherein a second fixing frame 12 is arranged on the outer wall of the torque sensor 1, a butt joint pipe 11 is arranged on the outer surface of one side of the torque sensor 1, and the second fixing frame 12 is positioned on the outer surface of the upper end of a second lifting platform 13;

a lifting cylinder 17 is arranged on the outer surface of the lower end of the second lifting platform 13, four groups of second balance lifting rods 14 are uniformly arranged around the lifting cylinder 17, and a moving seat 15 is arranged at the lower end of the lifting cylinder 17;

the outer surface of the lower end of the movable seat 15 is provided with a movable wheel 16, the outer surface of the upper end of the movable seat 15 is provided with a distance adjusting cylinder 19, and the outer surface of one side of the distance adjusting cylinder 19 is provided with an auxiliary frame 18.

The lower extreme surface of auxiliary frame 18 is provided with support base 8, the upper end of auxiliary frame 18 is provided with brace table 7, the inner wall of brace table 7 is provided with hollow solenoid 5, the lower extreme surface of hollow solenoid 5 is provided with rocker 9, the upper end surface of brace table 7 evenly is provided with four groups of balanced lifter 6 No. one, the upper end surface of balanced lifter 6 is provided with elevating platform 4 No. one, the inner wall of hollow solenoid 5 is provided with screw rod 3, screw rod 3 is located the lower extreme surface of elevating platform 4, the upper end surface of elevating platform 4 is provided with the servo motor 10 that awaits measuring, be provided with mount 2 between servo motor 10 that awaits measuring and the elevating platform 4.

A fixing screw is arranged between the second lifting platform 13 and the lifting cylinder 17, and the outer surface of the lower end of the second lifting platform 13 is detachably connected with the outer surface of the upper end of the lifting cylinder 17 through the fixing screw.

A second fixing screw is arranged between the auxiliary frame 18 and the distance adjusting cylinder 19, and the outer surface of one side of the auxiliary frame 18 is detachably connected with the outer surface of one side of the distance adjusting cylinder 19 through the second fixing screw.

A rotating bearing is arranged between the hollow solenoid 5 and the supporting platform 7, and the outer wall of the hollow solenoid 5 is rotatably connected with the inner wall of the supporting platform 7 through the rotating bearing.

A connecting thread is arranged between the screw rod 3 and the hollow solenoid 5, and the outer wall of the screw rod 3 is movably connected with the inner wall of the hollow solenoid 5 through the connecting thread.

The first embodiment is as follows: the first fixing frame 2 is inserted on the first lifting platform 4, fixed through a screw and used for fixing the servo motors 10 to be tested with different sizes on the first lifting platform 4.

The second embodiment is as follows: the rocker 9 is arranged to conveniently drive the hollow solenoid 5 to rotate.

It should be noted that, the utility model relates to a torque detection device for a servo motor, when in use, a lifting cylinder 17 and a second balance lifting rod 14 are arranged for adjusting the vertical height of a second lifting platform 13, and further adjusting the height of a butt joint pipe 11 and a servo motor 10 to be detected, so as to facilitate the detection of the same, wherein, a torque sensor 1 is fixed on the second lifting platform 13 through a second fixing frame 12, then the butt joint pipe 11 is arranged on a detection shaft on the torque sensor 1 through screws, the size of the butt joint pipe 11 is changed according to the size of the servo motor 10 to be detected, then the lifting cylinder 17 is arranged at the lower end of the second lifting platform 13, meanwhile, the lower end of the second lifting platform 13 is connected with four groups of the second balance lifting rods 14, the second balance lifting rod 14 is used for avoiding the position deviation of the second lifting platform 13 during lifting, thus, the second lifting platform 13 is driven to lift through the lifting cylinder 17, thereby driving the torque sensor 1 and the butt joint pipe 11 to lift and butt joint with a rotor on the servo motor 10 to be detected to detect the torque; the distance adjusting cylinder 19, the hollow screw tube 5 and the screw rod 3 are arranged and used for enabling the butt joint pipe 11 to be in butt joint with a rotor on a servo motor 10 to be tested so as to test the torque of the servo motor, wherein the distance adjusting cylinder 19 is fixed on the movable seat 15, then the telescopic part of the distance adjusting cylinder 19 is connected with the auxiliary frame 18, when the height of the butt joint pipe 11 is inconsistent with that of the servo motor 10 to be tested, the rocker 9 is manually rotated, the hollow screw tube 5 rotates on the supporting table 7, the screw rod 3 is integrated with the first lifting table 4, the screw rod 3 cannot rotate along with the hollow screw tube 5, the first balance lifting rod 6 limits the rotation of the first lifting table 4, the hollow screw tube 5 rotates on the screw rod 3, but the hollow screw tube 5 is clamped on the inner wall of the supporting table 7 and cannot lift on the supporting table 7, so the screw rod 3 can lift on the hollow screw tube 5, thereby the height of the servo motor 10 to be measured and the butt joint pipe 11 has been adjusted, and after the servo motor 10 to be measured and the butt joint pipe 11 highly leveled, control roll adjustment cylinder 19 pulling auxiliary frame 18 was close to for the servo motor 10 to be measured aligns with the butt joint pipe 11, alright measure in order to the torque of the servo motor 10 to be measured like this, convenient operation.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A torque detection device for a servo motor comprises a torque sensor (1), and is characterized in that: a second fixing frame (12) is arranged on the outer wall of the torque sensor (1), a butt joint pipe (11) is arranged on the outer surface of one side of the torque sensor (1), and the second fixing frame (12) is located on the outer surface of the upper end of a second lifting platform (13);

a lifting cylinder (17) is arranged on the outer surface of the lower end of the second lifting platform (13), four groups of second balance lifting rods (14) are uniformly arranged around the lifting cylinder (17), and a moving seat (15) is arranged at the lower end of the lifting cylinder (17);

the outer surface of the lower end of the movable seat (15) is provided with a movable wheel (16), the outer surface of the upper end of the movable seat (15) is provided with a distance adjusting cylinder (19), and the outer surface of one side of the distance adjusting cylinder (19) is provided with an auxiliary frame (18).

2. The torque detection device for a servomotor according to claim 1, characterized in that: a supporting base (8) is arranged on the outer surface of the lower end of the auxiliary frame (18), a supporting table (7) is arranged at the upper end of the auxiliary frame (18), a hollow screw pipe (5) is arranged on the inner wall of the supporting table (7), a rocker (9) is arranged on the outer surface of the lower end of the hollow screw pipe (5), four groups of one-number balance lifting rods (6) are uniformly arranged on the outer surface of the upper end of the supporting platform (7), the outer surface of the upper end of the first balance lifting rod (6) is provided with a first lifting platform (4), the inner wall of the hollow solenoid (5) is provided with a screw (3), the screw (3) is positioned on the outer surface of the lower end of the first lifting platform (4), a servo motor (10) to be tested is arranged on the outer surface of the upper end of the first lifting platform (4), a first fixing frame (2) is arranged between the servo motor (10) to be detected and the first lifting platform (4).

3. The torque detection device for a servomotor according to claim 1, characterized in that: a fixing screw is arranged between the second lifting platform (13) and the lifting cylinder (17), and the outer surface of the lower end of the second lifting platform (13) is detachably connected with the outer surface of the upper end of the lifting cylinder (17) through the fixing screw.

4. The torque detection device for a servomotor according to claim 1, characterized in that: be provided with No. two fixed screws between auxiliary frame (18) and roll adjustment cylinder (19), the surface of one side of auxiliary frame (18) can be dismantled through No. two fixed screws and the surface of one side of roll adjustment cylinder (19) and be connected.

5. The torque detection device for a servomotor according to claim 2, characterized in that: a rotating bearing is arranged between the hollow solenoid (5) and the supporting platform (7), and the outer wall of the hollow solenoid (5) is rotatably connected with the inner wall of the supporting platform (7) through the rotating bearing.

6. The torque detection device for the servomotor according to claim 2, characterized in that: a connecting thread is arranged between the screw rod (3) and the hollow solenoid (5), and the outer wall of the screw rod (3) is movably connected with the inner wall of the hollow solenoid (5) through the connecting thread.