Vibration gear torsion rapid detection device

Abstract

A vibration gear torsion rapid detection device comprises a frame body, a driving assembly arranged on the frame body, a torsion detection device and a vibration gear, the driving assembly is in transmission connection with the vibration gear through a transmission assembly, the torsion detection device is arranged on the transmission assembly, and the driving assembly drives the vibration gear to rotate through the transmission assembly. The torsion detection device detects the torsion of the vibration gear through the transmission assembly. According to the vibration gear torsion rapid detection device, through the linkage design of the transmission assembly and the vibration gear, dynamic torque measurement of the gear in the vibration rotation state is achieved, the torsion detection device is integrated on the transmission assembly, torsion is detected in real time, namely the torsion detection device is directly embedded into a transmission path, the torsion detection accuracy is improved, and the detection efficiency is improved. Indirect measurement errors are avoided; besides, through meshing of the gear and the fluted disc and cooperation of the driver, vibration / rotation modes are switched, comparison detection of dynamic torque and static torque is achieved, and the accuracy of torsion detection is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection equipment technical field, especially a kind of vibration gear torsion rapid detection equipment. BACKGROUND

[0002] Vibration gear is a kind of specially designed gear, mainly used to produce or transmit controllable vibration or periodic motion, vibration gear can be used in vibration fitness equipment and other equipment, vibration gear needs to be detected before leaving factory, vibration gear torsion is generally detected by torsion detection equipment, but the accuracy of torsion detection equipment on the market is low.

[0003] Therefore, it is necessary to make further improvement. INVENTION CONTENTS

[0004] The utility model discloses a kind of vibration gear torsion rapid detection equipment with simple structure, high detection accuracy, stable and reliable, good user experience, strong practicality, to overcome the deficiencies of prior art.

[0005] A kind of vibration gear torsion rapid detection equipment designed according to the purpose, including frame body, it is characterized in that: still including the drive assembly, torsion detection device and vibration gear of being set on frame body, drive assembly is connected vibration gear by transmission component, torsion detection device is set on transmission component, drive assembly drives vibration gear to rotate by transmission component, so that torsion detection device detects the torsion of vibration gear by transmission component.

[0006] Vibration gear includes gear and toothed disc distributed inside and outside in turn, driver is provided on frame body, acting rod is provided on driver, drive assembly is connected gear by transmission component, gear and toothed disc are engaged with each other;Drive assembly drives gear to rotate by transmission component;When driver drives acting rod to press on toothed disc, gear rotates and knocks toothed disc, and then generates vibration;When driver drives acting rod to separate from toothed disc, gear drives toothed disc to rotate.

[0007] Vibration gear also includes shell, shell is fixed on frame body, gear and toothed disc are arranged in shell, through hole is provided on shell, acting rod one end is provided with acting part for pressing on toothed disc, acting part extends into shell or moves to the outside of shell by through hole.

[0008] Drive assembly includes motor and speed reducer, the output shaft of motor is connected the input end of speed reducer, the output end of speed reducer is connected gear by transmission component.

[0009] Transmission component includes first transmission shaft and first coupling, the output shaft of speed reducer is connected first transmission shaft by first coupling, torsion detection device is arranged on first transmission shaft.

[0010] The transmission assembly further comprises a second transmission shaft, a second coupling and a third coupling, the first transmission shaft is connected to the second transmission shaft through the second coupling, the gear shaft is arranged on the gear, and the second transmission shaft is connected to the gear shaft through the third coupling.

[0011] The driver is a cylinder, and the action rod is a piston rod arranged in the cylinder in a telescopic mode.

[0012] The outer periphery of the gear is provided with first vibration teeth, the inner side of the toothed disc is provided with second vibration teeth, the first vibration teeth and the second vibration teeth are in mesh with each other, when the driver drives the action rod to press on the toothed disc, the gear rotates to make the first vibration teeth and the second vibration teeth move away from each other, and then the gear knocks the toothed disc.

[0013] The housing is provided with a mounting sleeve, the gear shaft passes through the mounting sleeve, and the first bearing is arranged between the gear shaft and the mounting sleeve.

[0014] The second bearing is arranged between the toothed disc and the housing.

[0015] The vibration gear torsion rapid detection equipment of the utility model realizes the dynamic torque measurement of the gear in the vibration rotation state through the linkage design of the transmission assembly and the vibration gear, the torsion detection device is integrated on the transmission assembly, the torsion is detected in real time, namely, the torsion detection device is directly embedded in the transmission path, the accuracy of torsion detection is improved, and indirect measurement error is avoided; in addition, the vibration / rotation mode is switched through the meshing of the gear and the toothed disc and the cooperation of the driver, the comparison detection of the dynamic torque and the static torque is realized, and the accuracy of torsion detection is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the detection equipment in an embodiment of the utility model.

[0017] Figure 2 It is a sectional view of the detection equipment in an embodiment of the utility model.

[0018] Figure 3 It is a whole structure schematic view of the vibration gear in an embodiment of the utility model.

[0019] Figure 4 It is a sectional view of the vibration gear in an embodiment of the utility model.

[0020] Figure 5 It is a whole structure schematic view of the torsion detection device in an embodiment of the utility model.

[0021] Figure 6 It is an assembly structure schematic view of the gear and the toothed disc in an embodiment of the utility model. CONCRETE IMPLEMENTING METHOD

[0022] The utility model is further described below with reference to the drawings and examples.

[0023] Referring to Figures 1-6 , the vibration gear torsion rapid detection equipment, including frame body 1, drive assembly, torsion detection device 2 and vibration gear 3 being arranged on frame body 1, drive assembly is connected vibration gear 3 through transmission assembly, torsion detection device 2 is arranged on transmission assembly, drive assembly drives vibration gear 3 to rotate through transmission assembly, to make torsion detection device 2 detect the torsion of vibration gear 3 through transmission assembly;Torsion detection device 2 is torsion sensor, can real-time detection vibration gear 3's torque.

[0024] Vibration gear 3 includes gear 4 and toothed disc 5 that are distributed inside and outside in turn, and drive assembly is connected gear 4 through transmission assembly, gear 4 and toothed disc 5 are engaged with each other;Drive assembly drives gear 4 to rotate through transmission assembly;When drive 6 drives action lever 7 to press on toothed disc 5, because toothed disc 5 is fixed (or limited) by action lever 7, and then gear 4 knocks toothed disc 5 when rotating, thereby generating vibration;When drive 6 drives action lever 7 to move away from toothed disc 5, toothed disc 5 is released from constraint, gear 4 and toothed disc 5 are normally engaged and rotate, and gear 4 drives toothed disc 5 to rotate;Torsion detection device 2 measures the torque when rotating at static or uniform speed, simulates actual working condition, and verifies the durability of vibration gear 3.

[0025] Through the engagement of gear 4 and toothed disc 5 and the cooperation of drive 6, the vibration / rotation mode is switched to realize the comparative detection of dynamic torque and static torque;Dynamic torque measurement: in vibration mode, the torque fluctuation of the gear under impact load is detected to evaluate the vibration resistance performance or fatigue characteristics of the gear;Static torque calibration: in rotation mode, the reference torque value of the gear transmission system is verified;The detection equipment is provided with a control system, and the measurement data of torsion detection device 2 is fed back to the control system, and whether the detected torque value is within a reasonable range is judged.

[0026] Vibration gear 3 further includes a housing 8, the housing 8 is fixed on the frame body 1, the gear 4 and the toothed disc 5 are arranged in the housing 8, the housing 8 side is provided with a through hole 9, the through hole 9 communicates the inside of the housing 8, the action lever 7 one end is provided with the action part 10 for pressing on the toothed disc 5, when the drive 6 drives the action lever 7 to move, the action part 10 extends into the housing 8 or moves to the outside of the housing 8 through the through hole 9, the action part 10 extends into the housing 8 and presses on the toothed disc 5, and the action part 10 moves to the outside of the housing 8 and moves away from the toothed disc 5.

[0027] Drive assembly includes motor 11 and reduction gearbox 12, the output shaft of motor 11 is connected with the input end of reduction gearbox 12, and the output end of reduction gearbox 12 is connected with gear 4 through transmission assembly.

[0028] The transmission assembly comprises a first transmission shaft 13 and a first coupling 14, the output shaft of the reduction gearbox 12 is connected to the first transmission shaft 13 through the first coupling 14, and the torsion detection device 2 is arranged on the first transmission shaft 13, and the torsion detection device 2 indirectly detects the torsion of the vibrating gear 3 by detecting the torsion of the first transmission shaft 13.

[0029] The transmission assembly further comprises a second transmission shaft 15, a second coupling 16 and a third coupling 17, the first transmission shaft 13 is connected to the second transmission shaft 15 through the second coupling 16, a gear shaft 18 is arranged on the gear 4, and the second transmission shaft 15 is connected to the gear shaft 18 through the third coupling 17.

[0030] The driver 6 is a cylinder, and the action rod 7 is a piston rod arranged in an extending and retracting mode on the cylinder.

[0031] The outer periphery of the gear 4 is provided with first vibrating teeth 19, the inner side of the toothed disc 5 is provided with second vibrating teeth 20, the first vibrating teeth 19 and the second vibrating teeth 20 are in mesh with each other, when the driver 6 drives the action rod 7 to press on the toothed disc 5, the gear 4 rotates to make the first vibrating teeth 19 and the second vibrating teeth 20 move away from each other, thereby making the gear 4 knock the toothed disc 5, the toothed disc 5 is provided with an inner hole 24, the gear 4 is located on the inner hole 24 of the toothed disc 5, the center of the gear 4 does not coincide with the center of the inner hole 24, and the second vibrating teeth 20 are located on the periphery of the inner hole 24.

[0032] The outer shell 8 is provided with a mounting sleeve 21, the gear shaft 18 penetrates through the mounting sleeve 21, a first bearing 22 is arranged between the gear shaft 18 and the mounting sleeve 21, thereby making the gear shaft 18 rotatable relative to the mounting sleeve 21 (or the outer shell 8), and the two ends of the gear shaft 18 respectively extend out of the outer shell 8; a third bearing 25 is arranged between the mounting sleeve 21 and the outer shell 8.

[0033] A second bearing 23 is arranged between the toothed disc 5 and the outer shell 8, thereby making the toothed disc 5 rotatable relative to the outer shell 8.

[0034] The above is the preferred scheme of the utility model, and the basic principle, main features and advantages of the utility model are displayed and described. Those skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and the description in the specification only illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A vibration gear torsion rapid detection device, comprising a frame (1), characterized in that: The driving assembly is connected with the vibration gear (3) through a transmission assembly, and the torsion detection device (2) is arranged on the transmission assembly.

2. The vibration gear torsion quick detection device according to claim 1, characterized in that: The vibration gear (3) comprises a gear (4) and a toothed disc (5) arranged in sequence from inside to outside.

3. The vibration gear torsion quick detection device according to claim 2, characterized in that: The vibration gear (3) further comprises a shell (8) fixed on the frame body (1), and the gear (4) and the toothed disc (5) are arranged in the shell (8).

4. The vibration gear torsion quick detection device according to claim 3, characterized in that: The driving assembly comprises a motor (11) and a speed reducer (12), and the output shaft of the motor (11) is connected with the input end of the speed reducer (12).

5. The vibrating gear torque quick detection apparatus according to claim 4, characterized in that: The transmission assembly comprises a first transmission shaft (13) and a first coupling (14), and the output shaft of the speed reducer (12) is connected with the first transmission shaft (13) through the first coupling (14).

6. The vibratory gear torque quick detection apparatus of claim 5, wherein: The transmission assembly further comprises a second transmission shaft (15), a second coupling (16) and a third coupling (17), the first transmission shaft (13) is connected with the second transmission shaft (15) through the second coupling (16), and the gear (4) is provided with a gear shaft (18), and the second transmission shaft (15) is connected with the gear shaft (18) through the third coupling (17).

7. The vibrating gear torque quick detection apparatus according to claim 3, wherein: The driving device (6) is a cylinder, and the action rod (7) is a piston rod arranged in the cylinder in an extending and retracting mode.

8. The vibrating gear torque quick detection apparatus according to claim 3, wherein: The outer periphery of the gear (4) is provided with first vibration teeth (19), the inner side of the toothed disc (5) is provided with second vibration teeth (20), and the first vibration teeth (19) and the second vibration teeth (20) are in mesh with each other.

9. The vibrating gear torque quick detection apparatus of claim 6, wherein: The shell (8) is provided with a mounting sleeve (21), the gear shaft (18) passes through the mounting sleeve (21), and a first bearing (22) is arranged between the gear shaft (18) and the mounting sleeve (21).

10. The vibrating gear torque quick detection apparatus according to claim 9, characterized in that: A second bearing (23) is arranged between the toothed disc (5) and the shell (8).

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