Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides automatic gear strength testing equipment with more reasonable testing results, high efficiency and low cost.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a gear strength automatic test equipment, includes the workstation, be provided with the vibration dish on the workstation, the discharge end of vibration dish is connected with carries sequencing groove, the downside of carrying sequencing groove is provided with the direct vibrator, the end of carrying sequencing groove is provided with the axostylus axostyle limiting plate, the workstation is close to carry sequencing groove's end to be provided with unloading mechanism, one side of going up unloading mechanism is provided with detection mechanism, detection mechanism is including setting up the motor mount pad of workstation, install the motor on the motor mount pad, the upside of motor mount pad is provided with drive gear, the motor passes through the shaft coupling drive gear's gear shaft, the upside of motor mount pad still is provided with the bearing housing, the upside of workstation still is provided with the load fixing base, the load gear with drive gear highly is unanimous, the bearing housing is located load gear with between the drive gear, still be provided with powder brake on the load fixing base, the motor is provided with the drive gear shaft through the power brake, the motor is provided with the adapter sleeve through the coupler, the motor is provided with the encoder groove is close to the load carrier on the encoder carrier one side.
The driving gear is a tooth-missing gear.
The conveying and sorting device is characterized in that a shaft rod push rod is arranged at the lower side of the tail end of the conveying and sorting groove, a concave cavity is formed in the top of the shaft rod push rod, a first permanent magnet is arranged in the concave cavity, the top of the first permanent magnet is lower than the top of the concave cavity, and a shaft rod air cylinder for driving the shaft rod push rod to move up and down is arranged at the lower end of the shaft rod push rod.
The feeding and discharging mechanism comprises a base arranged on the workbench, a feeding transverse plate is arranged on the base, a transverse guide rail is arranged on one side of the feeding transverse plate, the transverse guide rail is movably connected with a feeding sliding plate, a feeding left cylinder and a feeding right cylinder which are capable of sliding left and right of the feeding sliding plate are further arranged on the feeding transverse plate, a feeding guide rail and a discharging guide rail are arranged on the feeding sliding plate, a feeding sliding plate is movably connected onto the feeding guide rail, a discharging sliding plate is movably connected onto the discharging guide rail, a feeding air claw is arranged on the feeding sliding plate, a discharging assembly is arranged on the discharging sliding plate, and a feeding cylinder which is capable of driving the feeding air claw to slide up and down and a discharging cylinder which is capable of driving the discharging assembly to slide up and down are further arranged on the upper side of the feeding transverse plate.
The blanking assembly comprises a sliding sleeve fixing seat arranged on the blanking sliding plate, a pressing shaft rod sleeve is arranged in the sliding sleeve fixing seat, two ends of the pressing shaft rod sleeve extend out of the outer side of the sliding sleeve fixing seat, a spring is arranged between the lower end of the pressing shaft rod sleeve and the sliding sleeve fixing seat, a second permanent magnet is arranged in the pressing shaft rod sleeve, the top of the second permanent magnet extends out of the upper end of the pressing shaft rod sleeve, an air cylinder connecting plate is arranged at the top of the second permanent magnet, and an upper air cylinder and a lower air cylinder of the magnet are driven to move up and down by the upper side of the air cylinder connecting plate.
And an oil pressure buffer is arranged at one end of the feeding transverse plate, which is close to the blanking cylinder.
Two sides of the blanking groove are provided with two notches, one notch is provided with a waste groove, the other notch is hinged with a groove guide plate, and one end of the groove guide plate is connected with a groove cylinder for pushing the groove guide plate to rotate.
The synchronous belt group comprises a first synchronous belt pulley arranged at the upper end of the powder magnetic brake, a second synchronous belt pulley is arranged on the load fixing seat, a first synchronous belt is arranged between the first synchronous belt pulley and the second synchronous belt pulley, a third synchronous belt pulley is arranged at the lower end of the second synchronous belt pulley, a fourth synchronous belt pulley is connected at the lower end of the load gear shaft, and a second synchronous belt is arranged between the third synchronous belt pulley and the fourth synchronous belt pulley.
The invention has the following advantages:
1. the detection mechanism simulates the real use environment of the gear, and the detection result is more reasonable in judging the strength of the gear;
2. the full-automatic feeding and discharging mechanism is adopted, manual intervention is not needed, the labor cost is reduced, and the production efficiency is improved;
3. the shaft rod push rod is arranged at the lower side of the tail end of the conveying sequencing groove, so that the gear strength test of shaft rods with different lengths and different specifications can be met, the modulus of a driving gear of the detection mechanism is far greater than that of a common gear to be tested, and the detection mechanism can be suitable for strength test of gears with different moduli;
4. the blanking groove is provided with a waste groove and a groove guide plate, so that the tested gears can be classified, and the defective gears can be discharged in a material distribution channel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1 to 6, an automatic gear strength testing device comprises a workbench 1, wherein a vibration disc 2 (the vibration disc belongs to the prior art) is arranged on the workbench 1, the vibration disc 2 is fixedly arranged on the workbench 1, a discharge end of the vibration disc 2 is connected with a conveying and sorting groove 3, gears to be tested are placed in the vibration disc 2, the gears to be tested are conveyed into the conveying and sorting groove 3 for sorting by the vibration disc 2, a vibrator 4 (the vibrator belongs to the prior art) is arranged at the lower side of the conveying and sorting groove 3, the lower end of the vibrator 4 is fixedly arranged on the workbench 1, the upper end of the vibrator is clung to the conveying and sorting groove 3, the gears to be tested which are sorted in the conveying and sorting groove 3 are conveyed to the other end of the conveying and sorting groove 3 by the vibrator 4, a shaft lever limiting plate 5 is arranged at the tail end of the conveying and sorting groove 3, the shaft lever limiting plate 5 is T-shaped, the shaft lever limiting plate 5 is fixed at the tail end of the conveying and sorting groove 3 through bolts, the shaft lever limiting plate 5 blocks the conveyed gears to be tested and waits for feeding, the tail end of the workbench 1, which is close to the conveying and sorting groove 3, is provided with a feeding and discharging mechanism, one side of the feeding and discharging mechanism is provided with a detecting mechanism, the feeding and discharging mechanism clamps the gears to be tested and sorted at the tail end of the conveying and sorting groove 3 to the detecting mechanism for detection, the detecting mechanism comprises a motor mounting seat 6 arranged on the workbench 1, the motor mounting seat 6 is fixed on the workbench 1 through bolts, a motor 7 is arranged on the motor mounting seat 6, the motor 7 is a servo motor, the motor 7 is fixed on the motor mounting seat 6 through bolts, the upper side of the motor mounting seat 6 is provided with a driving gear 8, the motor 7 is connected with a gear shaft of the driving gear 8 through a coupler 48, the upper side of the motor mounting seat 6 is also provided with a bearing sleeve 9, the bearing sleeve 9 is fixed on the upper side of the motor mounting seat 6 through bolts, the bearing sleeve 9 is close to the driving gear 8, the height of the bearing sleeve 9 is flush with the bottom of the driving gear 8, the bearing sleeve 9 is used for placing a gear to be tested, the gear to be tested is meshed with the driving gear 8 after being placed in the bearing sleeve 9, the upper side of the workbench 1 is also provided with a load fixing seat 10, the load fixing seat 10 is fixed on the upper side of the workbench 1 through bolts, the upper side of the load fixing seat 10 is provided with a load gear 11, the load gear 11 is consistent with the height of the driving gear 8, the bearing sleeve 9 is positioned between the load gear 11 and the driving gear 8, the load fixing seat 10 is also provided with a powder magnetic brake 12, the powder magnetic brake 12 is fixed on the load fixing seat 10 through bolts, the powder magnetic brake 12 is connected with a gear shaft of the load gear 11 through a synchronous belt group, the upper end of the powder magnetic brake 12 is provided with an encoder switching shaft 13, the upper end of the encoder switching shaft 13 is connected with an encoder 14, the encoder 14 is electrically connected with the powder magnetic brake 12, one side of the workbench 1, which is close to the motor mounting seat 6, is also provided with a blanking groove 15, the blanking groove 15 is fixed on the workbench 1 through bolts, when the feeding and blanking mechanism is used for placing a gear to be tested on the bearing sleeve 9 and then meshed with the driving gear 8, the motor 7 drives the driving gear 8 to rotate, the driving gear 8 drives the gear to be tested to rotate, the gear to be tested transmits rotation to the load gear 11, at the moment, the powder magnetic brake 12 outputs a certain load torque under the control of the constant current power supply, and feeds back the load torque to the teeth of the gear to be tested meshed with the load gear through the load gear 11, the motor 7 drives the driving gear 8 to rotate to enable the gear to be tested to rotate for a circle, whether the pulse sent by the motor 7 enters or exits from the pulse received by the encoder 14 connected to the powder magnetic brake 12 is compared, if the pulse is consistent with the pulse, the running process of the gear to be tested is continuous, otherwise, the running process of the gear to be tested is discontinuous, the gear to be tested has bad teeth, the gear to be tested is clamped by the feeding and discharging mechanism, the discharging classification of the discharging groove 15 is good, the detection mechanism simulates the real use environment of the gear, and the detection result is more reasonable in judging the strength of the gear.
The driving gear 8 is a gear with missing teeth, the number of teeth of the driving gear 8 is more than 2 times that of the gear to be tested, the gear can be suitable for detecting gears with different moduli, if the driving gear 8 is a full-tooth gear, when the feeding mechanism clamps the gear to be tested to be placed on the bearing sleeve 9, the gear to be tested is required to be meshed with the driving gear 8, the gear to be tested is difficult to be placed down from top to bottom to be directly meshed, so that the gear to be tested is required to be partially missing teeth, when the feeding mechanism clamps the gear to be tested to be placed on the bearing sleeve 9, the motor 7 drives the driving gear 8 to rotate, so that the gear to be tested is opposite to the bearing sleeve 9, and when the feeding mechanism places the gear to be tested on the bearing sleeve 9, the motor 7 drives the driving gear 8 to rotate, so that the driving gear 8 is meshed with the gear to be tested.
The lower side of the tail end of the conveying sequencing groove 3 is provided with a shaft rod push rod 16, the top of the shaft rod push rod 16 is provided with a concave cavity 17, a first permanent magnet 18 is arranged in the concave cavity 17, the top of the first permanent magnet 18 is lower than the top of the concave cavity 17, the lower end of the shaft rod push rod 16 is provided with a shaft rod air cylinder 19 driving the shaft rod push rod to move up and down, when a loading and unloading mechanism clamps gears to be tested, the shaft rod air cylinder 19 acts to enable the shaft rod push rod 16 to move up, the shaft rod push rod 16 pushes up one gear to be tested, the lower end of the gear to be tested enters the concave cavity 17 of the shaft rod push rod 16, the first permanent magnet 18 magnetically adsorbs the gear to be tested, so that the gear to be tested cannot shake after being jacked up, and is convenient for the loading and unloading mechanism to clamp, and the loading and unloading mechanism can be suitable for clamping gears with different lengths and different specifications to detect due to the fact that the up and down moving distance of the shaft rod air cylinder 19 is fixed.
The feeding and discharging mechanism comprises a base 20 arranged on the workbench 1, the base 20 is fixed on the workbench 1 through bolts, the base 20 is provided with a feeding transverse plate 21, the feeding transverse plate 21 is fixed on the base 20 through bolts or welding, one side of the feeding transverse plate 21 is provided with a transverse guide 22, the transverse guide 22 is fixed on the feeding transverse plate 21 through bolts, the transverse guide 22 is movably connected with a feeding sliding plate 23, the feeding transverse plate 21 is also provided with a feeding left cylinder 24 and a feeding right cylinder 24 which drive the feeding sliding plate 23 to slide left and right, the feeding left cylinder 24 is fixed on the feeding transverse plate 21 through bolts, the feeding sliding plate 23 is enabled to slide left and right on the transverse guide 22 through the action of the feeding left cylinder 24, the feeding sliding plate 23 is provided with a feeding guide 25 and a discharging guide 26, the feeding guide 25 is fixed on the feeding sliding plate 23 through bolts, the feeding guide 25 is movably connected with a feeding sliding plate 23, the feeding sliding plate is further provided with a feeding claw 29, the feeding sliding plate is further arranged on the feeding sliding plate is further provided with a feeding claw 30, the feeding sliding plate is further provided with a feeding claw 29, the feeding claw is further arranged on the feeding sliding plate is further provided with a feeding claw 30, and the feeding claw is further arranged on the feeding sliding plate is connected with the feeding claw 30 through the feeding claw 30, the feeding cylinder 30 is positioned at the upper side of the feeding air claw 29, the discharging cylinder 31 is positioned at the upper side of the discharging assembly, the discharging assembly comprises a sliding sleeve fixing seat 32 arranged on the discharging sliding plate 28, the sliding sleeve fixing seat 32 is fixed on the discharging sliding plate 28 through bolts, a round hole is arranged in the middle of the sliding sleeve fixing seat 32, a pressing shaft rod sleeve 33 is arranged in the sliding sleeve fixing seat 32, the pressing shaft rod sleeve 33 is arranged in the round hole, two ends of the pressing shaft rod sleeve 33 extend out of the outer side of the sliding sleeve fixing seat 32, two ends of the pressing shaft rod sleeve 33 are provided with limiting positions, a spring 34 is arranged between the lower end of the pressing shaft rod sleeve 33 and the sliding sleeve fixing seat 32, the pressing shaft rod sleeve 33 is hollow, a second permanent magnet 35 is arranged in the pressing shaft rod sleeve 33, the top of the second permanent magnet 35 extends out of the upper end of the shaft pressing sleeve 33, the top of the second permanent magnet 35 is provided with a cylinder connecting plate 36, the second permanent magnet 35 is fixedly connected with the cylinder connecting plate 36 through a bolt, the upper side of the cylinder connecting plate 36 is provided with a magnet up-and-down cylinder 37 driving the magnet up-and-down cylinder to move up and down, the magnet up-and-down cylinder 37 is fixed on the upper side of the cylinder connecting plate 36 through a bolt, when a gear to be detected reaches the tail end of the conveying sequencing groove 3, the feeding cylinder 30 acts to enable the feeding air claw 29 to move down to the gear to be detected to clamp the gear to be detected, after clamping, the feeding cylinder 30 acts to enable the feeding air claw 29 to move up, the feeding left-and-right cylinder 24 acts to enable the material taking sliding plate 23 to move to the side of the detection mechanism, enable the feeding air claw 29 to move to the upper side of the bearing sleeve 9, the feeding cylinder 30 moves to move the feeding air claw 29 downwards to put the gear to be tested on the bearing sleeve 9, the feeding cylinder 30 moves to move the feeding air claw 29 upwards, the feeding left and right cylinders 24 move to move the feeding sliding plate 23 to the tail end side of the conveying sequencing groove 3 to move to the position above the gear to be tested, the discharging cylinder 31 moves to move the discharging assembly downwards, the pressing shaft sleeve 33 presses the gear to be tested, the gear to be tested is not ejected upwards when being tested, after the gear to be tested is tested, the magnet up and down cylinder 37 moves to move the second permanent magnet 35 downwards to suck the gear to be tested, the discharging cylinder 31 moves to move the discharging assembly upwards, the feeding cylinder 30 moves to move the feeding air claw 29 downwards to clamp another gear to be tested, after the clamping, the feeding air cylinder 30 acts to enable the feeding air claw 29 to ascend, the feeding left and right air cylinders 24 act to enable the feeding sliding plate 23 to move towards one side of the detection mechanism, at the moment, the discharging component reaches the upper side of the discharging groove 15, the feeding air claw 29 reaches the upper side of the bearing sleeve 9, the magnet up and down air cylinder 37 acts to enable the second permanent magnet 35 to move upwards, the second permanent magnet 35 is separated from the gear to be detected, the gear to be detected falls into the discharging groove 15, meanwhile, the feeding air cylinder 30 acts to enable the feeding air claw 29 to move downwards, the clamped other gear to be detected is placed in the bearing sleeve 9, the feeding air cylinder 30 acts to enable the feeding air claw 29 to ascend, the feeding left and right air cylinders 24 act to enable the feeding sliding plate 23 to move towards the tail end side of the conveying sequencing groove 3 and move to the position of the discharging component above the gear to be detected, the blanking cylinder 31 acts to enable the blanking assembly to move downwards, the pressing shaft rod sleeve 33 presses the gear to be tested, the gear to be tested cannot pop up when being tested, meanwhile, the feeding cylinder 30 acts to enable the feeding air claw 29 to move downwards to clamp another gear to be tested, after clamping, the feeding cylinder 30 acts to enable the feeding air claw 29 to move upwards, the process is circulated, the cylinder stroke is saved, the feeding and blanking mechanism replaces manual full-automatic feeding and blanking, manual intervention is not needed, labor cost is reduced, and production efficiency is improved.
The feeding transverse plate 21 is close to one end of the blanking cylinder 31 and is provided with a hydraulic buffer 38, the hydraulic buffer 38 is fixed at one end of the feeding transverse plate 21 through bolts, and the hydraulic buffer 38 plays a role in buffering the material taking sliding plate 23, so that loss caused by improper operation is prevented.
Two notches are formed in two sides of the discharging groove 15, a waste groove 39 is formed in one notch, a groove guide plate 40 is hinged to the other notch, a groove cylinder 41 for pushing the groove guide plate 40 to rotate is connected to one end of the groove guide plate 40, when a detecting mechanism detects a defective gear, the groove cylinder 41 pushes the groove guide plate 40 to rotate after the detected gear is put down by the feeding and discharging mechanism, the groove guide plate 40 keeps the main channel of the discharging groove 15, the defective gear enters the waste groove 39, and the groove cylinder 41 pushes the groove guide plate 40 to rotate and return after the defective gear enters the waste groove 39.
The synchronous belt group comprises a first synchronous belt pulley 42 arranged at the upper end of the powder magnetic brake 12, a second synchronous belt pulley 43 is arranged on the load fixing seat 10, a first synchronous belt 44 is arranged between the first synchronous belt pulley 42 and the second synchronous belt pulley 43, a third synchronous belt pulley 45 is arranged at the lower end of the second synchronous belt pulley 43, a fourth synchronous belt pulley 46 is connected at the lower end of a gear shaft of the load gear 11, a second synchronous belt 47 is arranged between the third synchronous belt pulley 45 and the fourth synchronous belt pulley 46, and when the detection is carried out, the powder magnetic brake 12 outputs a certain load torque under the control of a constant current power supply, and the load torque is transmitted to the gear shaft of the load gear 11 through the first synchronous belt 44 and the second synchronous belt 47 and then fed back to the tooth of a gear to be tested meshed with the load gear 11.
The above embodiments do not limit the protection scope of the invention, and those skilled in the art can make equivalent modifications and variations without departing from the whole inventive concept, and they still fall within the scope of the invention.