CN113681446B - A kind of automatic ultrasonic strengthening grinding processing equipment of bearing inner ring raceway - Google Patents

Abstract

The invention discloses a full-automatic ultrasonic reinforced grinding processing device for a bearing inner ring raceway, which comprises an automatic feeding mechanism, an automatic carrying mechanism, a grinding processing mechanism and an automatic discharging mechanism, wherein the automatic feeding mechanism is arranged on the automatic carrying mechanism; the automatic conveying mechanism comprises a clamping claw, a clamping driving mechanism, a vertical conveying driving mechanism and a transverse conveying driving mechanism; the two clamping claws are oppositely connected to the driving end of the clamping driving mechanism; the grinding mechanism comprises a rotary clamping mechanism and an ultrasonic vibration mechanism, and the rotary clamping mechanism comprises a rotary clamp and a rotary driving mechanism; the ultrasonic vibration mechanism comprises a processing seat, an ultrasonic transducer and an ultrasonic tool head, wherein a processing inner cavity is arranged on the processing seat; one end of the ultrasonic tool head is connected with the ultrasonic transducer, and the other end of the ultrasonic tool head extends to the bottom of the processing inner cavity. The ultrasonic reinforced grinding processing equipment can realize full-automatic feeding, carrying and discharging, improve the processing efficiency and reduce the processing cost.

Description

A kind of automatic ultrasonic strengthening grinding processing equipment of bearing inner ring raceway

technical field

The invention relates to ultrasonic strengthening grinding processing equipment, in particular to an ultrasonic strengthening grinding processing equipment for fully automatic bearing inner ring raceway.

Background technique

Strengthening grinding is a kind of surface strengthening processing method based on composite processing method, which is anti-fatigue, anti-corrosion and anti-wear of metal materials. It uses surface impact or extrusion to cause severe plastic deformation on the surface of the material, which induces the development of internal crystal defects into bits. Faults, sub-grain boundaries or grain boundaries cause the grain refinement of the surface material, improve the surface hardness of the material, and at the same time introduce residual compressive stress on the surface of the material, inhibit the initiation and development of surface fatigue cracks, and improve the fatigue life of the material.

Among them, the technology of using ultrasonic for enhanced grinding has shown many advantages, such as almost no damage to the pellets during the working process, no dust pollution, and can be reused, and the equipment is small in size and low in energy consumption, and can be made into a portable device. However, the existing ultrasonic enhanced grinding process is still manual operation, which requires manual loading, handling and unloading of the inner ring of the bearing, which has low processing efficiency and high processing cost.

SUMMARY OF THE INVENTION

The purpose of the present invention is to overcome the above-mentioned problems and provide a fully automatic ultrasonic-enhanced grinding and processing equipment for the inner ring raceway of a bearing. The operation is beneficial to improve the processing efficiency and reduce the processing cost.

The object of the present invention is achieved through the following technical solutions:

A fully automatic ultrasonic strengthening grinding and processing equipment for the inner ring raceway of a bearing, comprising an automatic feeding mechanism, an automatic conveying mechanism, a grinding processing mechanism and an automatic unloading mechanism;

The automatic feeding mechanism includes a feeding vibrating plate and a feeding conveying channel; the automatic feeding mechanism includes a discharging conveying channel;

The automatic conveying mechanism includes a clamping claw, a clamping driving mechanism for driving the clamping claw to clamp the inner ring of the bearing, a vertical conveying driving mechanism for driving the clamping claw to move vertically, and a driving mechanism for driving the clamping claw. A lateral conveying drive mechanism for lateral movement of the claws; two clamping claws are provided, and the two clamping claws are relatively connected to the driving end of the clamping drive mechanism; the clamping drive mechanism is arranged in the vertical conveying drive In terms of mechanism, the vertical conveying drive mechanism is arranged on the lateral conveying drive mechanism;

The grinding processing mechanism includes a rotary clamping mechanism for rotating the inner ring of the bearing and an ultrasonic vibration mechanism for impacting the abrasive material on the surface of the bearing inner ring at a high speed, and the rotary clamping mechanism includes a rotating clamp and A rotary drive mechanism for driving a rotary fixture to rotate, the rotary fixture is connected with the driving end of the rotary drive mechanism; the ultrasonic vibration mechanism includes a machining seat, an ultrasonic transducer and an ultrasonic tool head, and the machining seat is provided with Machining the inner cavity; one end of the ultrasonic tool head is connected with the ultrasonic transducer, and the other end extends to the bottom of the machining cavity; in the working state, the abrasive is supported on the end face of the ultrasonic tool head that extends to the bottom of the machining cavity , the raceway of the bearing inner ring is placed on top of the machined cavity.

The working principle of the above-mentioned ultrasonic strengthening grinding equipment for the inner ring raceway of the fully automatic bearing is as follows:

When working, put the bearing inner ring on the feeding vibrating plate, start the feeding vibrating plate, and through vibration and rotating motion, the bearing inner ring will be transformed from a disordered state to an orderly state, and then from the feeding vibrating plate outlet. The material port is output to the feeding conveying channel. At the same time or before, driven by the lateral conveying drive mechanism, the gripping claws move laterally to the top of the feeding conveying channel, so that the two gripping claws in the open state are aligned with the inner ring of the bearing to be processed; then, in the vertical direction Driven by the conveying drive mechanism, the two gripping claws move down and approach the inner ring of the bearing. When the two gripping claws descend to both sides of the inner ring of the bearing, the gripping drive mechanism drives the two gripping claws to move toward each other. The inner ring of the bearing is clamped in the middle; then, driven by the horizontal conveying drive mechanism and the vertical conveying drive mechanism, the two clamping claws are raised vertically with the inner ring of the bearing, and moved laterally to the top of the processing seat, Then lower the bearing inner ring and put it on the processing seat; the vertical conveying drive mechanism drives the clamping claw to rise and reset.

Then, the inner ring of the bearing is fixed by a rotating fixture. At this time, the inner ring of the bearing is located on the processing seat, and the surface of the raceway to be processed is facing the processing inner cavity; The inner ring is reinforced. Among them, the ultrasonic transducer emits ultrasonic waves, which are converted into high-frequency vibrations by the ultrasonic tool head. Since the abrasives (steel balls, grinding powder) are placed in the processing cavity and placed on the end face of the ultrasonic tool head, the high The high-frequency vibration directly gives the abrasive a huge impact force, so that the abrasive can hit the raceway of the inner ring of the bearing at a high speed, thereby generating residual compressive stress in the raceway. Further, after the abrasive hits the inner ring of the bearing, it rebounds and falls, and the abrasive is vibrated again and moves up, thereby impacting and squeezing the inner ring of the bearing again, and this cycle is repeated until the strengthening process is completed. In addition, while the abrasive is impacting, the rotary drive mechanism drives the rotating fixture to rotate, so that the raceway of the inner ring of the bearing rotates through the upper opening of the abrasive collection box at a uniform speed, so that the abrasive can follow the rolling of the inner ring of the bearing in turn. impact on the raceway to ensure that the reinforcement layer is evenly attached to the entire raceway.

After the processing is completed, driven by the horizontal conveying drive mechanism and the vertical conveying drive mechanism, the clamping jaws transport the bearing inner ring from the processing seat to the unloading conveying channel, and the unloading conveying channel will complete the processing of the bearing inner ring. Transported to other processing stations.

In a preferred solution of the present invention, the feeding and conveying channel includes a first feeding and conveying channel and a second feeding and conveying channel, and the axis of the inner ring of the bearing located in the first feeding and conveying channel extends along the vertical direction , the axis of the inner ring of the bearing located in the second feeding conveying channel extends along the horizontal direction and is perpendicular to the driving direction of the lateral conveying driving mechanism;

Between the first feeding conveying channel and the second feeding conveying channel, there is an intermediate conveying channel for turning the horizontally placed bearing ring into an inclined state; the head end of the first feeding conveying channel is connected to the feeding The discharge port of the vibrating plate, the first feeding and conveying channel is set on the straight vibrating machine; the second feeding and conveying channel and the unloading conveying channel are set in the same vertical plane, and the second feeding and conveying channel Tilt setting.

Further, the conveying direction of the intermediate conveying passage is perpendicular to the conveying direction of the second feeding conveying passage, and the end of the intermediate conveying passage is hinged on the top of the side wall of the second feeding conveying passage;

Below the head end of the intermediate conveying channel, a lifting and dumping mechanism is provided, the lifting and dumping mechanism includes a lifting cam and a lifting driving mechanism for driving the lifting cam to rotate, and the surface of the lifting cam presses against the bottom surface of the intermediate conveying channel.

Through the above structure, the feeding vibrating plate changes the bearing inner ring from a disordered state to an orderly tiling state, and outputs it to the first feeding conveying channel. Under the vibration of the direct vibrator, the bearing inner ring follows the first A feeding conveying channel moves to the middle conveying channel; then, driven by the lifting drive mechanism, the lifting cam rotates, thereby lifting the middle conveying channel, the middle conveying channel is turned up around the hinge point, and the inner ring of the bearing is horizontal The state becomes inclined state, and then under the action of gravity, the bearing inner ring slides down from the middle conveying channel to the second feeding conveying channel; while the bearing inner ring located in the second feeding conveying channel is in an upright state, and then automatically Roll forward along the inclined second feeding conveying channel, so that the subsequent automatic transport mechanism can transport it to the processing seat.

Further, the lift drive mechanism includes a lift drive motor and a lift transmission assembly, and the lift transmission assembly includes a synchronous belt and a synchronous wheel.

In a preferred solution of the present invention, the clamping driving mechanism includes a bidirectional driving cylinder, and the two clamping claws are respectively fixedly connected to both ends of the telescopic rod of the bidirectional driving cylinder. Through the above structure, under the driving of the bidirectional driving cylinder, the two gripping claws can move toward each other or in the opposite direction, so as to grip the inner ring of the bearing.

In a preferred solution of the present invention, the vertical conveyance driving mechanism includes a vertical conveyance drive cylinder, and the telescopic rod of the vertical conveyance drive cylinder is fixedly connected to the clamping drive mechanism. With the above structure, under the driving of the vertical conveyance driving cylinder, the gripper claw can be driven to move up and down, and the bearing inner ring can be conveyed.

In a preferred solution of the present invention, the lateral transport drive mechanism includes a lateral transport drive motor and a lateral transport drive assembly, and the lateral transport drive assembly includes a lateral transport screw and a lateral transport screw nut; the vertical transport drive The mechanism is fixedly connected to the lateral handling screw nut. With the above structure, the gripper claw can be driven to move laterally under the drive of the lateral transport drive motor, and the bearing inner race can be transported.

In a preferred solution of the present invention, the rotating fixture includes a first rotating fixture and a second rotating fixture, and the first rotating fixture is fixedly connected to the driving end of the rotating drive mechanism;

One end of the second rotating clamp is provided with an inner fixing part for passing through the inner hole of the inner ring of the bearing, and the other end is connected with a synchronous auxiliary clamping mechanism; the synchronous auxiliary clamping mechanism includes a rotating installation sleeve and a drive for driving The synchronous clamping drive mechanism that rotates the installation sleeve close to or away from the inner ring of the bearing, the inner cavity of the rotating installation sleeve is provided with a fixedly connected synchronous rotating bearing, and the second rotating fixture is connected to the synchronous rotating bearing through the installation part. The shaft is fixedly connected. Through the above structure, after the automatic conveying mechanism places the bearing inner ring on the processing seat, the synchronous clamping driving mechanism drives the second rotating fixture to approach the bearing inner ring (the inner fixed part of the second rotating fixture passes through the inner hole of the bearing inner ring). ), so as to squeeze the inner ring of the bearing on the first rotating fixture, and under the drive of the rotary drive mechanism, the first rotating fixture and the second rotating fixture drive the inner ring of the bearing to rotate synchronously, thereby completing the enhanced grinding process.

Further, the rotary drive mechanism includes a rotary drive motor, and the output shaft of the rotary drive motor is coaxially and fixedly connected to the first rotary clamp through a coupling.

Further, the synchronous clamping driving mechanism includes a synchronous auxiliary driving cylinder, and the telescopic rod of the synchronous auxiliary driving cylinder is fixedly connected with the rotating installation sleeve. Through the above structure, under the driving of the synchronous auxiliary driving cylinder, the second rotating clamp can be close to or away from the bearing inner ring of the first rotating clamp, so as to complete the clamping of the bearing inner ring.

Further, the synchronous clamping drive mechanism is connected to an axis adjustment mechanism for adjusting the axis position of the second rotating clamp, and the axis adjustment mechanism includes a lateral adjustment drive mechanism and a vertical adjustment drive mechanism.

Further, the lateral adjustment drive mechanism includes a lateral adjustment drive motor and a lateral adjustment transmission assembly, and the lateral adjustment transmission assembly includes a lateral adjustment screw and a lateral adjustment screw nut; the synchronous clamping drive mechanism is fixedly connected to the lateral adjustment screw. on the rod nut.

Further, the vertical adjustment drive mechanism includes a vertical adjustment drive motor and a vertical adjustment transmission assembly, and the vertical adjustment transmission assembly includes a vertical adjustment screw and a vertical adjustment screw nut; the lateral adjustment drive mechanism is fixed Connect to the vertical adjustment screw nut.

Compared with the prior art, the present invention has the following beneficial effects:

The ultrasonic enhanced grinding and processing equipment in the present invention can realize fully automatic feeding, handling and unloading without manual operation, which is beneficial to improve processing efficiency and reduce processing cost.

Description of drawings

1-2 are schematic three-dimensional structural diagrams of two different perspectives of the ultrasonic-enhanced grinding and processing equipment of the fully automatic bearing inner ring raceway in the present invention.

3-4 are schematic diagrams of the three-dimensional structure of the automatic feeding mechanism of the present invention in different states.

Fig. 5 is a side view of the automatic conveying mechanism in the present invention.

FIG. 6 is a schematic three-dimensional structure diagram of the grinding mechanism in the present invention.

7-8 are side views of the grinding mechanism of the present invention in different states.

Detailed ways

In order to make the technical solutions of the present invention well understood by those skilled in the art, the present invention will be further described below with reference to the embodiments and accompanying drawings, but the embodiments of the present invention are not limited thereto.

Referring to Figures 1-4, the ultrasonic enhanced grinding and processing equipment for the fully automatic bearing inner ring raceway in this embodiment includes an automatic feeding mechanism, an automatic conveying mechanism, a grinding processing mechanism and an automatic unloading mechanism; the automatic feeding mechanism includes The feeding vibration plate 1 and the feeding conveying channel; the feeding conveying channel includes the first feeding conveying channel 2 and the second feeding conveying channel 3, and the axis of the inner ring of the bearing located in the first feeding conveying channel 2 is along the axis of the bearing inner ring. Extending in the vertical direction, the axis of the inner ring of the bearing located in the second feeding conveying channel 3 extends in the horizontal direction and is perpendicular to the driving direction of the transverse conveying driving mechanism.

Between the first feeding conveying channel 2 and the second feeding conveying channel 3 is an intermediate conveying channel 4 for turning the horizontally placed bearing ring into an inclined state; The end is connected to the discharge port of the feeding vibration plate 1, and the first feeding conveying channel 2 is arranged on the straight vibration machine 5; the second feeding conveying channel 3 and the feeding conveying channel 6 of the automatic feeding mechanism are arranged on the In the same vertical plane, the second feeding and conveying channel 3 is inclined.

Further, the conveying direction of the intermediate conveying passage 4 is perpendicular to the conveying direction of the second feeding conveying passage 3, and the end of the intermediate conveying passage 4 is hinged on the top of the side wall of the second feeding conveying passage 3; the intermediate conveying passage A lifting and dumping mechanism is provided below the head end of 4 . The lifting and dumping mechanism includes a lifting cam 7 and a lifting driving mechanism for driving the lifting cam 7 to rotate.

Through the above structure, the feeding vibrating plate 1 transforms the bearing inner ring from a disordered state to an orderly tiling state, and outputs it to the first feeding conveying channel 2. Under the vibration of the straight vibrating machine 5, the bearing inner ring Move along the first feeding conveying channel 2 to the intermediate conveying channel 4, as shown in Figure 3; then, under the drive of the lifting drive mechanism, the lifting cam 7 rotates, thereby lifting the intermediate conveying channel 4, and the intermediate conveying channel 4 wraps around As the hinge point is turned up, the inner ring of the bearing changes from a horizontal state to an inclined state, as shown in Figure 4, and then under the action of gravity, the inner ring of the bearing slides from the middle conveying channel 4 to the second feeding conveying channel 3; The inner ring of the bearing in the second feeding and conveying channel 3 is in an upright state, and then automatically rolls forward along the inclined second feeding and conveying channel 3 , so that the subsequent automatic transport mechanism can transport it to the processing base 13 .

Further, the lift drive mechanism includes a lift drive motor 8 and a lift transmission assembly, and the lift transmission assembly includes a synchronous belt and a synchronous wheel. Of course, the lift transmission assembly can also adopt other structures, such as synchronous gears.

Referring to FIGS. 1-2 and 5 , the automatic conveying mechanism includes a gripping claw 9, a gripping drive mechanism for driving the gripping claw 9 to grip the inner ring of the bearing, and a gripping claw 9 for driving the gripping claw 9 to move vertically. The moving vertical conveying drive mechanism and the lateral conveying drive mechanism for driving the gripping claws 9 to move laterally; the gripping claws 9 are provided with two, and the two gripping claws 9 are relatively connected to the drive mechanism of the gripping drive mechanism. The clamping drive mechanism is arranged on the vertical conveyance drive mechanism, and the vertical conveyance drive mechanism is arranged on the lateral conveyance drive mechanism.

The clamping driving mechanism includes a bidirectional driving cylinder 10 , and two clamping claws 9 are fixedly connected to two ends of the telescopic rod of the bidirectional driving cylinder 10 respectively. Through the above structure, under the driving of the bidirectional driving cylinder 10, the two gripping claws 9 can move toward each other or in the opposite direction, so as to grip the inner ring of the bearing.

The vertical conveyance drive mechanism includes a vertical conveyance drive cylinder 11, and the telescopic rod of the vertical conveyance drive cylinder 11 is fixedly connected to the gripping drive mechanism. With the above structure, under the driving of the vertical conveyance driving cylinder 11, the gripper claw 9 can be driven to move up and down, and the bearing inner ring can be conveyed.

The lateral transport drive mechanism includes a lateral transport drive motor 12 and a lateral transport drive assembly, the lateral transport drive assembly includes a lateral transport screw and a lateral transport screw nut; the vertical transport drive mechanism is fixedly connected to the lateral transport screw. on the nut. With the above structure, the gripper claw 9 can be driven to move laterally under the drive of the lateral transport drive motor 12 to transport the bearing inner race.

Referring to Figures 1-2 and 6-8, the grinding mechanism includes a rotary clamping mechanism for rotating and clamping the inner ring of the bearing and an ultrasonic vibration mechanism for impacting the abrasive on the surface of the inner ring of the bearing at high speed , the rotary clamping mechanism includes a rotary clamp and a rotary drive mechanism for driving the rotary clamp to rotate, and the rotary clamp is connected with the driving end of the rotary drive mechanism.

The ultrasonic vibration mechanism includes a machining seat 13, an ultrasonic transducer 14, a horn 15 and an ultrasonic tool head 16. The machining seat 13 is provided with a machining inner cavity, and the inner side wall of the machining inner cavity is from bottom to top. Inclined, the range of the included angle between the inner side wall and the vertical direction is 25°-35°; one end of the ultrasonic tool head 16 is connected to the ultrasonic transducer 14, and the other end extends to the bottom of the processing cavity; in the working state Next, the abrasive is held on the end face of the ultrasonic tool head 16 extending to the bottom of the machining cavity, and the raceway of the bearing inner ring is placed on the top of the machining cavity.

The rotating fixture includes a first rotating fixture 17 and a second rotating fixture 18, the first rotating fixture 17 is fixedly connected with the driving end of the rotary drive mechanism; The other end of the inner fixing part of the inner hole of the ring is connected with the synchronous auxiliary clamping mechanism; the synchronous auxiliary clamping mechanism includes a rotating installation sleeve 19 and a synchronous installation for driving the rotating installation sleeve 19 to be close to or away from the inner ring of the bearing. In the clamp driving mechanism, the inner cavity of the rotating installation sleeve 19 is provided with a fixedly connected synchronous rotating bearing, and the second rotating clamp 18 is coaxially and fixedly connected with the synchronous rotating bearing through the installation part. Through the above structure, after the automatic conveying mechanism places the bearing inner ring on the processing seat 13, the synchronous clamping driving mechanism drives the second rotating fixture 18 to approach the bearing inner ring (the inner fixed part of the second rotating fixture 18 passes through the bearing inner ring). The inner hole of the bearing) is squeezed on the first rotating fixture 17, and the first rotating fixture 17 and the second rotating fixture 18 are driven by the first rotating fixture 17 and the second rotating fixture 18 drive the inner ring of the bearing to rotate synchronously, thereby completing the Enhanced grinding process.

Further, the rotary drive mechanism includes a rotary drive motor 20, and the output shaft of the rotary drive motor 20 is coaxially and fixedly connected to the first rotary clamp 17 through a coupling.

Further, the synchronous clamping driving mechanism includes a synchronous auxiliary driving cylinder 21 , and the telescopic rod of the synchronous auxiliary driving cylinder 21 is fixedly connected with the rotating installation sleeve 19 . Through the above structure, driven by the synchronous auxiliary driving cylinder 21, the second rotating fixture 18 can be close to or away from the bearing inner ring of the first rotating fixture 17, thereby completing the clamping of the bearing inner ring.

Further, the synchronous clamping drive mechanism is connected to an axis adjustment mechanism for adjusting the axis position of the second rotating clamp 18 , and the axis adjustment mechanism includes a lateral adjustment drive mechanism and a vertical adjustment drive mechanism.

Further, the lateral adjustment drive mechanism includes a lateral adjustment drive motor 22 and a lateral adjustment transmission assembly, and the lateral adjustment transmission assembly includes a lateral adjustment screw and a lateral adjustment screw nut; the synchronous clamping drive mechanism is fixedly connected to the lateral adjustment. on the screw nut.

Further, the vertical adjustment drive mechanism includes a vertical adjustment drive motor 23 and a vertical adjustment transmission assembly, and the vertical adjustment transmission assembly includes a vertical adjustment screw and a vertical adjustment screw nut; the lateral adjustment drive mechanism It is fixedly connected to the vertical adjustment screw nut.

Referring to Figures 1-8, the working principle of the ultrasonic-enhanced grinding and processing equipment for the fully automatic bearing inner ring raceway in this embodiment is as follows:

When working, put the inner ring of the bearing on the feeding vibrating plate 1, start the feeding vibrating plate 1, and through vibration and rotational motion, the inner ring of the bearing will be transformed from a disordered state to an ordered state, and then the feeding vibrating plate will be turned on. The discharge port of 1 is output to the feeding conveying channel. At the same time or before, driven by the lateral conveying drive mechanism, the gripping claws 9 move laterally above the second feeding conveying channel 3, so that the two gripping claws 9 in the open state are aligned with the inner ring of the bearing to be processed ; Next, under the drive of the vertical conveying drive mechanism, the two gripping claws 9 move down and approach the inner ring of the bearing. When the two gripping claws 9 descend to both sides of the inner ring of the bearing, the gripping drive mechanism drives the two The two gripping claws 9 move toward each other to clamp the inner bearing inner ring in the middle; then, driven by the horizontal conveying drive mechanism and the vertical conveying drive mechanism, the two gripping claws 9 vertically lift up between the bearing inner ring , move laterally to just above the processing seat 13, and then lower the bearing inner ring and put it on the processing seat 13; the vertical transport drive mechanism drives the clamping claw 9 to rise and reset.

Then, the inner ring of the bearing is fixed by a rotating fixture. At this time, the inner ring of the bearing is located on the processing seat 13, and the surface of the raceway to be processed is facing the processing inner cavity; Strengthen the inner ring of the bearing. Among them, the ultrasonic transducer 14 emits ultrasonic waves, which are converted into high-frequency vibrations by the ultrasonic tool head 16. Since the abrasives (steel balls, grinding powder) are placed in the processing cavity and supported on the end surface of the ultrasonic tool head 16 , so the high-frequency vibration directly gives the abrasive a huge impact force, so that the abrasive can hit the raceway of the inner ring of the bearing at a high speed, thereby generating residual compressive stress in the raceway. Further, after the abrasive hits the inner ring of the bearing, it rebounds and falls, and the abrasive is vibrated again and moves up, thereby impacting and squeezing the inner ring of the bearing again, and this cycle is repeated until the strengthening process is completed. In addition, while the abrasive is impacting, the rotary drive mechanism drives the rotating fixture to rotate, so that the raceway of the inner ring of the bearing rotates through the upper opening of the abrasive collection box at a uniform speed, so that the abrasive can follow the rolling of the inner ring of the bearing in turn. The impact of the raceway is carried out, thereby ensuring that the reinforcement layer is evenly attached to the entire raceway.

After the processing is completed, driven by the horizontal conveying drive mechanism and the vertical conveying drive mechanism, the clamping jaws 9 move the bearing inner ring from the processing seat 13 to the unloading conveying channel 6, and the unloading conveying channel 6 will complete the processing. The inner ring of the bearing is transported to other processing stations.

The above is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above-mentioned content, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention, All should be equivalent replacement modes, which are all included in the protection scope of the present invention.

Claims (10)

1. a kind of ultrasonic strengthening grinding and processing equipment of fully automatic bearing inner ring raceway, is characterized in that, comprises automatic feeding mechanism, automatic conveying mechanism, grinding processing mechanism and automatic unloading mechanism; The automatic feeding mechanism includes a feeding vibrating plate and a feeding conveying channel; the automatic feeding mechanism includes a discharging conveying channel; The automatic conveying mechanism includes a clamping claw, a clamping driving mechanism for driving the clamping claw to clamp the inner ring of the bearing, a vertical conveying driving mechanism for driving the clamping claw to move vertically, and a driving mechanism for driving the clamping claw. A lateral conveying drive mechanism for lateral movement of the claws; two clamping claws are provided, and the two clamping claws are relatively connected to the driving end of the clamping drive mechanism; the clamping drive mechanism is arranged in the vertical conveying drive In terms of mechanism, the vertical conveying drive mechanism is arranged on the lateral conveying drive mechanism; The grinding processing mechanism includes a rotary clamping mechanism for rotating the inner ring of the bearing and an ultrasonic vibration mechanism for impacting the abrasive material on the surface of the bearing inner ring at a high speed, and the rotary clamping mechanism includes a rotating clamp and A rotary drive mechanism for driving a rotary fixture to rotate, the rotary fixture is connected with the driving end of the rotary drive mechanism; the ultrasonic vibration mechanism includes a machining seat, an ultrasonic transducer and an ultrasonic tool head, and the machining seat is provided with Machining the inner cavity; one end of the ultrasonic tool head is connected with the ultrasonic transducer, and the other end extends to the bottom of the machining cavity; in the working state, the abrasive is supported on the end face of the ultrasonic tool head that extends to the bottom of the machining cavity , the raceway of the bearing inner ring is placed on top of the machined cavity. 2 . The ultrasonic enhanced grinding and processing equipment for the fully automatic bearing inner ring raceway according to claim 1 , wherein the feeding and conveying passage comprises a first feeding and conveying passage and a second feeding and conveying passage, which are located in the first The axis of the bearing inner ring in the first feeding and conveying channel extends along the vertical direction, and the axis of the bearing inner ring in the second feeding and conveying channel extends along the horizontal direction and is perpendicular to the driving direction of the transverse conveying drive mechanism ; Between the first feeding conveying channel and the second feeding conveying channel, there is an intermediate conveying channel for turning the horizontally placed bearing ring into an inclined state; the head end of the first feeding conveying channel is connected to the feeding The discharge port of the vibrating plate, the first feeding and conveying channel is set on the straight vibrating machine; the second feeding and conveying channel and the unloading conveying channel are set in the same vertical plane, and the second feeding and conveying channel Tilt setting. 3 . The ultrasonic-enhanced grinding and processing equipment of the fully automatic bearing inner ring raceway according to claim 2 , wherein the conveying direction of the intermediate conveying channel is perpendicular to the conveying direction of the second feeding conveying channel, and the intermediate conveying The end of the channel is hinged on the top of the side wall of the second feeding conveying channel; Below the head end of the intermediate conveying channel, a lifting and dumping mechanism is provided, the lifting and dumping mechanism includes a lifting cam and a lifting driving mechanism for driving the lifting cam to rotate, and the surface of the lifting cam presses against the bottom surface of the intermediate conveying channel. 4 . The ultrasonic-enhanced grinding equipment for fully automatic bearing inner ring raceway according to claim 3 , wherein the lift drive mechanism comprises a lift drive motor and a lift drive assembly, and the lift drive assembly includes a synchronous belt and a synchronous belt. 5 . Synchronized wheel. 5 . The ultrasonic-enhanced grinding equipment for fully automatic bearing inner ring raceway according to claim 1 , wherein the clamping driving mechanism comprises a bidirectional driving cylinder, and the two clamping claws are respectively fixedly connected to the bidirectional driving cylinder. 6 . both ends of the telescopic rod. 6 . The ultrasonic-strengthened grinding and processing equipment of the fully automatic bearing inner ring raceway according to claim 1 , wherein the vertical conveying drive mechanism comprises a vertical conveying drive cylinder, and the telescopic rod of the vertical conveying drive cylinder is 6 . Fixed connection to the gripper drive mechanism. 7 . The ultrasonic-enhanced grinding and processing equipment for fully automatic bearing inner ring raceway according to claim 1 , wherein the lateral transport drive mechanism comprises a lateral transport drive motor and a lateral transport transmission assembly, and the lateral transport transmission assembly is 7 . It includes a lateral transport screw and a lateral transport screw nut; the vertical transport drive mechanism is fixedly connected to the lateral transport screw nut. 8 . The ultrasonic-strengthened grinding and processing equipment of the fully automatic bearing inner ring raceway according to claim 1 , wherein the rotating fixture comprises a first rotating fixture and a second rotating fixture, and the first rotating fixture is connected to the rotating fixture 9 . The drive end of the drive mechanism is fixedly connected; One end of the second rotating clamp is provided with an inner fixing part for passing through the inner hole of the inner ring of the bearing, and the other end is connected with a synchronous auxiliary clamping mechanism; the synchronous auxiliary clamping mechanism includes a rotating installation sleeve and a drive for driving The synchronous clamping drive mechanism that rotates the installation sleeve close to or away from the inner ring of the bearing, the inner cavity of the rotating installation sleeve is provided with a fixedly connected synchronous rotating bearing, and the second rotating fixture is connected to the synchronous rotating bearing through the installation part. The shaft is fixedly connected. 9 . The ultrasonic-enhanced grinding and processing equipment for the fully automatic bearing inner ring raceway according to claim 8 , wherein the rotary drive mechanism comprises a rotary drive motor, and the output shaft of the rotary drive motor is connected to the first motor through a coupling. 10 . A rotating fixture is coaxially fixedly connected. 10 . The ultrasonic-strengthened grinding and processing equipment of the fully automatic bearing inner ring raceway according to claim 8 , wherein the synchronous clamping driving mechanism is arranged on the axis for adjusting the axis position of the second rotating fixture. 11 . The adjustment mechanism is connected, and the axis adjustment mechanism includes a lateral adjustment drive mechanism and a vertical adjustment drive mechanism; The lateral adjustment drive mechanism includes a lateral adjustment drive motor and a lateral adjustment transmission assembly, and the lateral adjustment transmission assembly includes a lateral adjustment screw and a lateral adjustment screw nut; the synchronous clamping drive mechanism is fixedly connected to the lateral adjustment screw nut. superior; The vertical adjustment drive mechanism includes a vertical adjustment drive motor and a vertical adjustment transmission assembly, and the vertical adjustment transmission assembly includes a vertical adjustment screw rod and a vertical adjustment screw nut; the lateral adjustment drive mechanism is fixedly connected to the Adjust the screw nut vertically.

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