Bearing inner and outer ring groove diameter measuring machine

Abstract

A bearing inner and outer ring groove diameter measuring machine comprises a machine table, an inner ring feeding device, an inner ring moving device and an inner ring collecting device are installed on one half side of the machine table, an inner ring groove diameter measuring device is arranged above the inner ring moving device to measure the groove diameter of an inner ring, and a first mechanical arm is installed on the machine table. A first mechanical arm transmits a bearing inner ring among the inner ring feeding device, the inner ring moving device and the inner ring receiving device, an outer ring feeding device, an outer ring moving device and an outer ring receiving device are installed on the other half side of the machine table, and an outer ring groove diameter measuring device is arranged above the outer ring moving device to measure the groove diameter of the outer ring. A second mechanical arm is installed on the machine table, and the second mechanical arm transfers the bearing outer rings among the outer ring feeding device, the outer ring moving device and the outer ring collecting device. The bearing inner and outer rings are transferred through the mechanical arm, the groove diameters of the bearing inner and outer rings are measured through the groove measuring device, the automation degree is high, and pairing assembly of the bearing inner and outer rings can be achieved.

Description

Technical Field

[0001] The invention relates to the technical field of bearings, and in particular to a bearing inner and outer ring groove diameter measuring machine. Background Art

[0002] The groove diameter of the inner and outer rings of the bearing needs to be tested after processing. Traditional bearings can be tested using measuring tools, but for miniature bearings, measuring tools cannot be used for testing and the groove diameter needs to be tested using special measuring equipment. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a bearing inner and outer ring groove diameter measuring machine in view of the above-mentioned deficiencies in the prior art.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0005] A bearing inner and outer ring groove diameter measuring machine comprises a machine platform, wherein an inner ring loading device, an inner ring moving device and an inner ring receiving device are installed on one half of the machine platform, an inner ring groove diameter measuring device is arranged above the inner ring moving device to measure the inner ring groove diameter, a first robot arm is installed on the machine platform, the first robot arm transfers the bearing inner ring between the inner ring loading device, the inner ring moving device and the inner ring receiving device, an outer ring loading device, an outer ring moving device and an outer ring receiving device are installed on the other half of the machine platform, an outer ring groove diameter measuring device is arranged above the outer ring moving device to measure the outer ring groove diameter, and a second robot arm is installed on the machine platform, the second robot arm transfers the bearing outer ring between the outer ring loading device, the outer ring moving device and the outer ring receiving device.

[0006] Furthermore, the inner ring feeding device includes a feeding base, which is fixed on the machine platform, a divider is installed on the feeding base, a motor mounting plate is connected to the shell of the divider, a motor is installed on the motor mounting plate, the output end of the motor is connected to the input end of the divider through a synchronous belt and a synchronous wheel, a turntable is installed on the output end of the indexer, a fixed plate is arranged under the turntable, the fixed plate is fixed on the shell of the output end of the indexer, a supporting shaft is connected in the middle of the turntable, an upper baffle is connected to the upper end of the supporting shaft, string rods are evenly distributed around the upper baffle and the turntable, and the upper end of the string rods Hanging on the upper baffle, the periphery of the turntable is evenly distributed with material guide holes, the bottom of the skewer rod is inserted into the material guide hole, a material seat is installed at the bottom of the side of the fixed disk, a material trough is processed on the surface of the material seat, a discharge hole is processed on the fixed disk, the discharge hole leads to the material trough, the skewer rod is strung with a bearing inner ring, a pressure block is arranged above the bearing inner ring, the pressure block is sleeved on the skewer rod to press the bearing inner ring, during the rotation of the turntable, the material guide hole is connected with the material trough through the discharge hole, and the pressure block presses the bearing inner ring into the material trough, a pushing rod is arranged in the material trough, a pushing cylinder is installed at the bottom of the material seat, and the piston end of the pushing cylinder is connected to the end of the pushing rod.

[0007] Furthermore, the outer ring feeding device adopts a vibrating feeding tray.

[0008] Furthermore, the inner ring moving device and the outer ring moving device both include a support seat, which is connected to the machine platform, and a rodless cylinder is connected to the support seat. An inner ring positioning seat is installed on the rodless cylinder slider of the inner ring moving device, and a positioning column is processed on the inner ring positioning seat. An outer ring positioning seat is installed on the rodless cylinder slider of the outer ring moving device, and a positioning groove is processed in the middle of the outer ring positioning seat, and an avoidance groove is processed around the positioning groove.

[0009] Furthermore, the inner ring material receiving device and the outer ring material receiving device both include a screw slide, which is installed on the machine platform through a screw slide seat, and a material receiving plate is installed on the slider of the screw slide, and the material receiving plate is provided with material receiving grooves.

[0010] Furthermore, a measuring bracket is installed on the machine platform, and the inner ring groove diameter measuring device and the outer ring groove diameter measuring device are respectively connected to both sides of the measuring bracket, and lifting cylinders are installed on both sides of the measuring bracket through pads, and the piston ends of the lifting cylinders are connected to hanging plates, and linear bearings are installed on both sides of the lifting cylinders. A guide rod is arranged in the linear bearing, and the upper end of the guide rod is connected to the hanging plate, and the lower end of the hanging rod is connected to a connecting frame, the inner ring groove diameter measuring device includes an inner ring measuring installation frame, and the outer ring groove diameter measuring device includes an outer ring measuring installation frame, and the inner ring measuring installation frame The outer ring measurement installation frame is respectively fixed under the connecting frame on both sides of the measurement bracket, the upper end and the lower end of both sides of the inner ring measurement installation frame are installed with a first upper fixing block and a first lower fixing block, a spring steel sheet is connected between the first upper fixing block and the first lower fixing block, the bottom of the inner ring measurement installation frame is processed with a slot, the bottom of the first lower fixing block is installed with an inner ring probe seat, the inner ring probe is installed on the inner ring probe seat, a cam seat is installed on the end faces of the first lower fixing block that are close to each other, a cam is installed on the upper end of the cam seat, and the inner ring measurement installation A top extension cylinder is installed on the upper end of the frame, and the piston end of the top extension cylinder passes through the upper end of the inner ring measurement installation frame and is connected to a conical head, which is arranged between two cams. A displacement sensor is installed on the side of the inner ring measurement installation frame, and the displacement sensor passes through a spring steel sheet and contacts a cam seat. The upper and lower ends of both sides of the outer ring measurement installation frame are both installed with a second upper fixing block and a second lower fixing block, and a spring steel sheet is connected between the second upper fixing block and the second lower fixing block. The bottom of the outer ring measurement installation frame is processed with a slot two, and the second lower An outer ring probe seat is installed at the bottom of the fixed block, and an outer ring probe is installed on the outer ring probe seat. Cam seats are installed on the end faces of the second lower fixed block that are close to each other. The cam seats are staggered, and cams are installed on the upper ends of the cam seats. Extension cylinders are installed on the upper end of the outer ring measurement installation frame. The piston end of the extension cylinder passes through the upper end of the outer ring measurement installation frame and is connected to conical heads. The conical heads are arranged between the two cams. Displacement sensors are installed on the side of the outer ring measurement installation frame. The displacement sensors pass through spring steel sheets and contact the cam seats.

[0011] Furthermore, the first mechanical arm and the second mechanical arm are provided with lifting rods, a clamping claw cylinder is installed at the bottom of the lifting rod, and a clamping claw is installed on the clamping claw cylinder.

[0012] Compared with the prior art, the bearing inner and outer ring groove diameter measuring machine of the present invention transfers the bearing inner and outer rings by a mechanical arm, and measures the bearing inner and outer ring groove diameters by a groove measuring device. It has a high degree of automation, improved detection efficiency, and can realize the matching assembly of the bearing inner and outer rings. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the present invention;

[0014] Figure 2 It is a schematic diagram of the structure of the connection between the gripper cylinder and the mechanical arm of the present invention;

[0015] Figure 3 It is a structural schematic diagram of the inner ring feeding device of the present invention;

[0016] Figure 4 yes Figure 3 A front view of

[0017] Figure 5 It is a structural schematic diagram of the turntable of the present invention;

[0018] Figure 6 It is a schematic diagram of the structure of the fixed disk of the present invention;

[0019] Figure 7 It is a schematic structural diagram of the inner ring moving device of the present invention;

[0020] Figure 8 It is a schematic structural diagram of the outer ring moving device of the present invention;

[0021] Fig. 9 It is a schematic structural diagram of the connection between the inner ring groove diameter measuring device, the outer ring groove diameter measuring device and the measuring bracket of the present invention;

[0022] Fig.10 It is a schematic structural diagram of the inner ring groove diameter measuring device of the present invention;

[0023] Fig.11 It is a schematic structural diagram of the outer ring groove diameter measuring device of the present invention;

[0024] Fig.12 It is a structural schematic diagram of the cam seat 1 provided in the present invention;

[0025] Fig.13 It is a structural schematic diagram of the cam seat 2 provided in the present invention;

[0026] Among them, 1. machine, 2. inner ring feeding device, 3. inner ring moving device, 4. inner ring receiving device, 5. inner ring groove diameter measuring device, 6. outer ring feeding device, 7. outer ring moving device, 8. outer ring receiving device, 9. outer ring groove diameter measuring device, 10. first robot arm, 11. second robot arm, 12. lifting rod, 13. clamping claw cylinder, 14. clamping claw, 15. measuring bracket, 16. pad, 17. lifting cylinder, 18 , hanging plate, 19, linear bearing, 20, guide rod, 21, connecting frame, 211, loading base, 212, indexer, 213, motor, 214, turntable, 215, fixed plate, 216, support shaft, 217, upper baffle, 218, string rod, 219, guide hole, 220, material seat, 221, material trough, 222, discharge hole, 223, block, 224, push cylinder, 311, support seat, 312, rodless Cylinder, 313, inner ring positioning seat, 314, positioning column, 411, screw slide, 412, screw slide seat, 413, receiving plate, 511, inner ring measurement installation frame, 512, first upper fixed block, 513, first lower fixed block, 514, spring steel sheet one, 515, inner ring probe seat, 516, inner ring probe, 517, cam seat one, 518, cam one, 519, top extension cylinder one, 520, cone head one, 521. Displacement sensor one, 611. Outer ring measurement installation frame, 612. Second upper fixing block, 613. Second lower fixing block, 614. Second spring steel sheet, 615. Outer ring probe seat, 616. Outer ring probe, 617. Second cam seat, 618. Second cam, 619. Second extension cylinder, 620. Second conical head, 621. Second displacement sensor, 711. Outer ring positioning seat, 712. Positioning groove, 713. Avoidance groove. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below.

[0028] like Figures 1 to 13 As shown, a bearing inner and outer ring groove diameter measuring machine comprises a machine table 1, wherein an inner ring feeding device 2, an inner ring moving device 3 and an inner ring receiving device 4 are installed on one half of the machine table 1, an inner ring groove diameter measuring device 5 is arranged above the inner ring moving device 3, and the inner ring groove diameter measuring device 5 measures the inner ring groove diameter, a first robot arm 10 is installed on the machine table 1, and the first robot arm 10 transfers the bearing inner ring between the inner ring feeding device 2, the inner ring moving device 3 and the inner ring receiving device 4, an outer ring feeding device 6, an outer ring moving device 7 and an outer ring receiving device 8 are installed on the other half of the machine table 1, an outer ring groove diameter measuring device 9 is arranged above the outer ring moving device 7, and the outer ring groove diameter measuring device 9 measures the outer ring groove diameter, and a second robot arm 11 is installed on the machine table 1, and the second robot arm 11 transfers the bearing outer ring between the outer ring feeding device 6, the outer ring moving device 7 and the outer ring receiving device 8.

[0029] In this embodiment, the first robotic arm 10 and the second robotic arm 11 adopt Epson LS6-B602S type manipulators. The front ends of the first robotic arm 10 and the second robotic arm 11 are provided with lifting rods 12 that can be automatically lifted and lowered. A clamping cylinder 13 is installed at the bottom of the lifting rod 12. A clamping cylinder 13 is installed on the clamping cylinder 13. The clamping cylinder 13 has a clamping claw 14. The clamping claw 14 clamps the inner and outer rings of the bearing, and the inner and outer rings of the bearing are transferred through the first robotic arm 10 and the second robotic arm 11.

[0030] The inner ring feeding device 2 includes a feeding base 211, which is fixed on the machine 1. A divider 212 is installed on the feeding base 211. A motor mounting plate is connected to the side of the shell of the divider 212. A motor 213 is installed on the motor mounting plate. The output end of the motor 213 is connected to the input end of the divider 211 through a synchronous belt and a synchronous wheel. The divider 212 adopts a platform desktop divider. A rotating disk is arranged on the output end of the divider 212, and a rotating disk 214 is installed on the rotating disk. A fixed plate 215 is arranged below the turntable 214, and the fixed plate 215 is fixed on the housing at the output end of the indexer 212. An avoidance hole is processed in the middle of the fixed plate 215 to avoid the rotating plate on the indexer 211. A support shaft 216 is connected in the middle of the turntable 214, and an upper baffle 217 is connected to the upper end of the support shaft 216. The lower end of the support shaft 216 is connected to the turntable 214 through a lower connecting flange seat, and the upper end of the support shaft 216 is connected to the upper baffle 217 through an upper connecting flange seat. The upper baffle 214 is connected to the turntable 214. The circumference of the disk 214 is uniformly provided with string rods 218, the upper ends of the string rods 218 are hung on the upper baffle plate 217, the circumference of the rotating disk 214 is uniformly provided with guide holes 219, the bottom of the string rods 218 penetrates into the guide holes 219, a material seat 220 is installed at the bottom of the side of the fixed disk 215, a material trough 221 is processed on the surface of the material seat 220, and a discharge hole 222 is processed on the fixed disk 215, and the discharge hole 222 leads to the material trough 221. When the inner ring feeding device is working, the inner ring of the bearing is strung on the string rod 218, and a material slot 221 is arranged above the inner ring of the bearing. A pressure block 223 is provided, and the pressure block 223 is sleeved on the string rod 218 to press the inner ring of the bearing. During the rotation of the turntable 214, the guide hole 219 is connected with the material trough 221 through the discharge hole 222, and the pressure block 223 presses the inner ring of the bearing into the material trough 221. A pushing rod is provided in the material trough 221, and a pushing cylinder 224 is installed at the bottom of the material seat 220. The piston end of the pushing cylinder 224 is connected to the end of the pushing rod through a pushing rod connecting block. Under the action of the pushing cylinder 224, the inner ring of the bearing in the material trough 221 is pushed forward.

[0031] In this embodiment, the outer ring feeding device 6 adopts a vibrating feeding plate, and the vibrating feeding plate vibrates and feeds the materials to the discharge port.

[0032] The inner ring moving device 3 and the outer ring moving device 7 both include a support seat 311, which is connected to the machine table 1, and a rodless cylinder 312 is connected to the support seat 311. An inner ring positioning seat 313 is installed on the rodless cylinder slider of the inner ring moving device 3, and a positioning column 314 is processed on the inner ring positioning seat 313, and the inner ring of the bearing is sleeved on the positioning column 314. An outer ring positioning seat 711 is installed on the rodless cylinder slider of the outer ring moving device 7, and a positioning groove 712 is processed in the middle of the outer ring positioning seat 711. The positioning groove 712 positions and installs the outer ring of the bearing, and four avoidance grooves 713 are processed around the positioning groove 712, and the avoidance groove 713 avoids the clamping claws and the probe.

[0033] The machine platform 1 is provided with a measuring bracket 15, which is fixed on the machine platform 1. The inner ring groove diameter measuring device 5 and the outer ring groove diameter measuring device 6 are respectively connected to both sides of the measuring bracket 15. A lifting cylinder 17 is installed on both sides of the measuring bracket 15 through a pad 16. The piston end of the lifting cylinder 17 is connected to a hanging plate 18. Linear bearings 19 are installed on both sides of the lifting cylinder 17. A guide rod 20 is arranged in the linear bearing 19. The upper end of the guide rod 20 is connected to the hanging plate 18, and the lower end of the hanging rod 20 is connected to a connecting frame 21. The inner ring groove diameter measuring device 5 includes an inner ring measuring installation frame The outer ring groove diameter measuring device 6 includes an outer ring measuring mounting frame 611, and the inner ring measuring mounting frame 511 and the outer ring measuring mounting frame 611 are respectively fixed below the connecting frame 21 on both sides of the measuring bracket 15, and the upper and lower ends of both sides of the inner ring measuring mounting frame 511 are installed with a first upper fixing block 512 and a first lower fixing block 513, and a spring steel sheet 514 is connected between the two ends of the first upper fixing block 512 and the first lower fixing block 513, and the spring steel sheet 514 is fixed by a pressing plate, and the bottom of the inner ring measuring mounting frame 5 is processed with a slotted An inner ring probe seat 515 is installed at the bottom of the first lower fixed block 513, and an inner ring probe 516 is installed on the inner ring probe seat 515. A cam seat 517 is installed on the end faces of the first lower fixed block 513 that are close to each other. A cam 518 is installed on the upper end of the cam seat 517. An extension cylinder 519 is installed on the upper end of the inner ring measurement installation frame 511. The piston end of the extension cylinder 519 passes through the upper end of the inner ring measurement installation frame 511 and is connected to a conical head 520. The conical head 520 is set between the two cams 517. The inner ring measurement installation frame 511 is installed on the side A displacement sensor 521 is installed, and the displacement sensor 521 passes through the spring steel sheet 514 and contacts the cam seat 518. In this embodiment, the two cam seats 517 are arranged back to back. When the piston end of the extension cylinder 519 is extended, the cam seats 517 are stretched open. At this time, the inner ring probe 516 under the first lower fixed block 513 is expanded to both sides to clamp the inner ring of the bearing, and then the extension cylinder 519 is retracted. Under the action of the spring steel sheet 514, the steel ball on the inner ring probe 516 is stuck into the inner ring communication, and the displacement sensor 521 transmits the displacement signal and calculates the inner ring groove diameter.

[0034] The second upper fixed block 612 and the second lower fixed block 613 are installed at the upper and lower ends of both sides of the outer ring measurement installation frame 611, and a second spring steel sheet 614 is connected between the two ends of the second upper fixed block 612 and the second lower fixed block 613, and the second spring steel sheet 614 is also fixed by a pressure plate. The bottom of the outer ring measurement installation frame 611 is processed with a second slot, and an outer ring probe seat 615 is installed at the bottom of the second lower fixed block 613, and an outer ring probe 616 is installed on the outer ring probe seat 615. Cam seats 617 are installed on the end surfaces of the second lower fixed block 613 that are close to each other, and cam seats 618 are installed on the upper end of the cam seats 617. A second extension cylinder 619 is installed on the upper end of the outer ring measurement installation frame 611, and the piston end of the second extension cylinder 619 passes through the upper end of the outer ring measurement installation frame 611 and is connected to Conical head 620, the conical head 620 is arranged between the two cams 618, and a displacement sensor 621 is installed on the side 611 of the outer ring measurement installation frame. The displacement sensor 621 passes through the spring steel sheet 614 and contacts the cam seat 618. In this embodiment, the two cam seats 617 are staggered. When the piston end of the extension cylinder 619 is extended, the cam seats 617 are stretched open. Since the two cam seats 617 are staggered, the outer ring probes 616 under the cam seats 617 are close to each other, and the outer ring probes are stuck in the outer ring of the bearing, and then the extension cylinder 619 is retracted. Under the action of the spring steel sheet 614, the outer ring probe 616 is opened, and the steel ball on the outer ring probe 616 is stuck in the outer ring communication, and the displacement sensor 621 transmits the displacement signal and calculates the groove diameter of the outer ring.

[0035] The inner ring receiving device 4 and the outer ring receiving device 8 both include a screw slide 411, which is installed on the machine 1 through a screw slide seat 412. A receiving plate 413 is installed on the slider of the screw slide 411, and the receiving plate 413 is evenly provided with receiving grooves, which receive the inner and outer rings of the bearing after measurement.

[0036] When the measuring machine is working, the inner ring loading device 2 and the outer ring loading device 6 automatically load the materials, and the inner ring and the outer ring of the bearing are clamped by the claw cylinder 13 of the first robot arm 10 and the second robot arm 11, and transported to the inner ring moving device and the outer ring moving device. The inner ring of the bearing is sleeved on the positioning column 314, and the outer ring of the bearing is embedded in the positioning groove 712. Then, the grooves of the inner and outer rings of the bearing are measured by the inner ring groove diameter measuring device 5 and the outer ring groove diameter measuring device 9. After the measurement, the inner ring and the outer ring of the bearing are transferred to the receiving plate 413 by the first robot arm 10 and the second robot arm 11.

[0037] The present invention is not limited to the described embodiments. Those skilled in the art may make some modifications or changes without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope defined in the claims.

Claims

1. A bearing inner and outer ring groove diameter measuring machine, characterized in that: The machine comprises a platform, wherein an inner ring loading device, an inner ring moving device and an inner ring receiving device are installed on one half of the platform, an inner ring groove diameter measuring device is arranged above the inner ring moving device to measure the inner ring groove diameter, a first robot arm is installed on the platform, the first robot arm transfers the inner ring of the bearing between the inner ring loading device, the inner ring moving device and the inner ring receiving device, an outer ring loading device, an outer ring moving device and an outer ring receiving device are installed on the other half of the platform, an outer ring groove diameter measuring device is arranged above the outer ring moving device to measure the outer ring groove diameter, a second robot arm is installed on the platform, the second robot arm transfers the outer ring of the bearing between the outer ring loading device, the outer ring moving device and the outer ring receiving device.

2. A bearing inner and outer ring groove diameter measuring machine according to claim 1, characterized in that: The inner ring feeding device comprises a feeding base, which is fixed on the machine platform, a divider is installed on the feeding base, a motor mounting plate is connected to the housing of the divider, a motor is installed on the motor mounting plate, the output end of the motor is connected to the input end of the divider through a synchronous belt and a synchronous wheel, a turntable is installed on the output end of the divider, a fixed plate is arranged under the turntable, the fixed plate is fixed on the housing of the output end of the divider, a supporting shaft is connected in the middle of the turntable, an upper baffle is connected to the upper end of the supporting shaft, string rods are evenly distributed around the upper baffle and the turntable, and the upper end of the string rods is hung on On the upper baffle, the periphery of the turntable is evenly distributed with material guide holes, the bottom of the skewer rod is inserted into the material guide holes, a material seat is installed at the bottom of the side of the fixed disk, a material trough is processed on the surface of the material seat, a discharge hole is processed on the fixed disk, the discharge hole leads to the material trough, the skewer rod is strung with a bearing inner ring, a pressure block is arranged above the bearing inner ring, the pressure block is sleeved on the skewer rod to press the bearing inner ring, during the rotation of the turntable, the material guide hole is connected with the material trough through the discharge hole, and the pressure block presses the bearing inner ring into the material trough, a pushing rod is arranged in the material trough, a pushing cylinder is installed at the bottom of the material seat, and the piston end of the pushing cylinder is connected to the end of the pushing rod.

3. The bearing inner and outer ring groove diameter measuring machine according to claim 1, characterized in that: The outer ring feeding device adopts a vibrating feeding tray.

4. The bearing inner and outer ring groove diameter measuring machine according to claim 1, characterized in that: The inner ring moving device and the outer ring moving device both include a support seat, the support seat is connected to the machine platform, a rodless cylinder is connected to the support seat, an inner ring positioning seat is installed on the rodless cylinder slider of the inner ring moving device, a positioning column is processed on the inner ring positioning seat, an outer ring positioning seat is installed on the rodless cylinder slider of the outer ring moving device, a positioning groove is processed in the middle of the outer ring positioning seat, and an avoidance groove is processed around the positioning groove.

5. The bearing inner and outer ring groove diameter measuring machine according to claim 1, characterized in that: The inner ring material receiving device and the outer ring material receiving device both include a screw slide, which is installed on the machine platform through a screw slide seat. A material receiving plate is installed on the slider of the screw slide, and material receiving grooves are distributed on the material receiving plate.

6. The bearing inner and outer ring groove diameter measuring machine according to claim 1, characterized in that: A measuring bracket is installed on the machine platform, and an inner ring groove diameter measuring device and an outer ring groove diameter measuring device are respectively connected to both sides of the measuring bracket. Lifting cylinders are installed on both sides of the measuring bracket through pads, and the piston ends of the lifting cylinders are connected to hanging plates. Linear bearings are installed on both sides of the lifting cylinders, and guide rods are arranged in the linear bearings. The upper ends of the guide rods are connected to the hanging plates, and the lower ends of the hanging rods are connected to connecting frames. The inner ring groove diameter measuring device includes an inner ring measuring installation frame, and the outer ring groove diameter measuring device includes an outer ring measuring installation frame. The inner ring measuring installation frame and the outer ring measuring The measuring mounting frames are respectively fixed under the connecting frames on both sides of the measuring bracket, the upper and lower ends of both sides of the inner ring measuring mounting frame are installed with the first upper fixing block and the first lower fixing block, a spring steel sheet is connected between the first upper fixing block and the first lower fixing block, the bottom of the inner ring measuring mounting frame is processed with a slot, the bottom of the first lower fixing block is installed with an inner ring probe seat, the inner ring probe is installed on the inner ring probe seat, a cam seat is installed on the end faces of the first lower fixing block close to each other, a cam is installed on the upper end of the cam seat, the inner ring measuring mounting frame A top extension cylinder is installed at the upper end, and the piston end of the top extension cylinder passes through the upper end of the inner ring measurement installation frame and is connected to a conical head, which is arranged between two cams. A displacement sensor is installed on the side of the inner ring measurement installation frame, and the displacement sensor passes through a spring steel sheet and contacts a cam seat. The upper and lower ends of both sides of the outer ring measurement installation frame are both installed with a second upper fixing block and a second lower fixing block, and a spring steel sheet is connected between the second upper fixing block and the second lower fixing block. The bottom of the outer ring measurement installation frame is processed with a slot, and the second lower fixing block is An outer ring probe seat is installed at the bottom of the fixed block, and an outer ring probe is installed on the outer ring probe seat. Cam seats are installed on the end faces of the second lower fixed block that are close to each other. The cam seats are staggered, and cams are installed on the upper ends of the cam seats. Extension cylinders are installed on the upper end of the outer ring measurement installation frame. The piston end of the extension cylinder passes through the upper end of the outer ring measurement installation frame and is connected to conical heads. The conical heads are arranged between the two cams. Displacement sensors are installed on the side of the outer ring measurement installation frame. The displacement sensors pass through spring steel sheets and contact the cam seats.

7. The bearing inner and outer ring groove diameter measuring machine according to claim 1, characterized in that: The first mechanical arm and the second mechanical arm are provided with a lifting rod, a clamping claw cylinder is installed at the bottom of the lifting rod, and a clamping claw is installed on the clamping claw cylinder.

Images