CN106523536B - A kind of taper roll bearing inner assembly full automatic assembly machine - Google Patents

Abstract

The invention discloses a fully automatic assembly machine for inner components of a tapered roller bearing. There are cage feeding mechanism, roller feeding mechanism, inner ring feeding mechanism, sorting mechanism and press-fitting mechanism arranged counterclockwise on the periphery of the assembly stations described above. Through the above-mentioned assembly machine, the automatic assembly of the inner components of the tapered roller bearing is realized, the labor intensity is reduced, the failure rate is reduced, the production efficiency is greatly improved, and the production benefit is improved.

Description

A fully automatic assembly machine for inner components of tapered roller bearings

technical field

The invention relates to assembly equipment used in the bearing automatic industry, in particular to a fully automatic assembly machine for inner components of tapered roller bearings.

Background technique

With the development of social economy and the advancement of science and technology, the use of automation to replace manual production operations has become a major trend in the domestic production industry. However, most of the internal components of tapered roller bearings are produced by manual assembly at present. The labor intensity of workers is high, the rate of defective products is high, and the benefit is low.

Contents of the invention

In order to solve the deficiencies of the above-mentioned prior art, the object of the present invention is to provide a fully automatic assembly machine for inner components of tapered roller bearings, which can realize automatic assembly, improve production efficiency, and reduce the rate of defective products.

In order to achieve the above purpose, a fully automatic assembly machine for tapered roller bearing inner components designed by the present invention includes a workbench, on which a turntable and a drive mechanism for driving the turntable are arranged, and the turntable is evenly distributed with A plurality of assembly stations, the outer circumference of the several assembly stations are distributed with a cage feeding mechanism, a roller feeding mechanism, an inner ring feeding mechanism, a sorting mechanism and a pressing mechanism in sequence counterclockwise.

Further, the cage feeding mechanism includes a first bracket, a second bracket and a third bracket fixed on the workbench, the first bracket is provided with a support platform, and the support platform is provided with a cage storage material device, the second bracket is provided with a material transfer platform, the third bracket is provided with a material transfer device, and the cage storage device includes a bottom plate, a panel, and a number of holes between the bottom plate and the panel for passing through Fix the stringing rods of the cage, the bottom plate is provided with a number of piercing holes for the cage to pass through, the piercing holes correspond to the stringing rods one by one, and the first rotating drive mechanism is provided under the support table , the first rotating drive mechanism passes through the support platform and is connected to the bottom plate in rotation, and a through hole is also provided on the support platform, and the through hole communicates with the blanker located below the support platform. A blanking platform and a positioning platform are provided, the blanking platform is located directly below the blanking device, the material transfer platform is connected with the first lifting mechanism, so that the blanking platform is close to or far away from the blanking device, and the support platform is below the A first push mechanism is provided, and the first push mechanism is located on the side of the blanking platform away from the positioning platform and can be close to or away from the positioning platform. The transfer device includes a material clamp and a material transfer device, and the material clamp includes A clamping cylinder and a pair of clamping grips connected with the clamping cylinder, the clamping cylinder is connected with the lifting drive mechanism, so that the clamping cylinder moves up and down, the transfer device includes a rotating cylinder, and the rotating cylinder is fixed On the third support, the lifting drive mechanism is fixed on the rotating arm of the rotating cylinder.

Further, the roller feeding mechanism includes a sorting device and a stripping device, and the sorting device includes an inclined installation frame, a pair of rollers located on the installation frame, a second rotation drive mechanism for driving a pair of rollers to rotate, and a A plurality of sorting picks on a pair of rollers, the rings of the sorting picks are arranged on the outer circumference of a transmission shaft and are connected to the second motor through the transmission shaft in rotation, a roller connection is provided between the pair of rollers, The stripping device includes a stripping mold facing the assembly station, the stripping mold includes an upper mold, a lower mold and a switch plate that rotates between the upper mold and the lower mold, and several The stripping channel, the vertical distance between the stripping channel and the center line of the lower mold gradually decreases from top to bottom, and the upper mold runs through a vertical ring, which corresponds to the upper end of the stripping channel, There are a number of feed holes evenly distributed on the switch plate, the feed holes are adapted to the stripping channel, the switch plate is connected with the reciprocating drive mechanism, so that the switch plate rotates reciprocally, and the upper die is connected There is a turret, the turret is pierced with a roller connecting pipe, the lower end of the roller connecting pipe is facing the ring road, the upper end of the roller connecting pipe is connected with a roller pipe, and the roller pipe and the roller The connecting pipe is connected, and the turret is connected with the rotating mechanism, so as to drive the turret and the roller tube to rotate;

It also includes a feeding bracket, on which a second lifting mechanism and a transmission belt are arranged, one end of the transmission belt is facing a pair of rollers, and the other end is facing a conveying plate, the conveying plate is arranged obliquely, and the first A mounting block is fixed on the second lifting mechanism, a hopper is fixed on the mounting block, and a second pushing mechanism for pushing the rollers in the hopper to the conveying plate is arranged on the hopper.

Further, the second push mechanism includes a push plate and a second push cylinder fixed on the hopper, the side of the hopper near the mounting block is provided with a perforation for the push plate to pass through, the second push cylinder and the push plate connected, so that the push plate approaches or moves away from the upper end surface of the hopper along the perforation, and the upper end surface of the hopper is facing the conveying plate.

Further, the installation block is fixed at one end of the hopper and is arranged obliquely.

Further, the sorting plectrum includes a mounting part, a connecting part and a toggle part connected in sequence, the mounting part is fixed on the transmission shaft, and the width of the toggle part is smaller than that of the connecting part.

Further, the inner ring feeding mechanism includes a fourth bracket located on the workbench, the fourth bracket is provided with a slider bracket, the slider bracket is provided with a first slider cylinder, and the first slider A connection block is provided on the table cylinder, and the connection block is connected with an upper and lower cylinder, and the upper and lower cylinders are connected with a connection plate, and the connection plate is fixed with a hand-grip cylinder, and the hand-grab cylinder is connected with an inner ring clamp;

It also includes a transmission bracket, on which a conveyor belt is arranged, and a pair of spacer strips arranged in the same direction as the conveyor belt are provided, and the spacer strips are fixed on the transmission bracket through the spacer strip bracket.

Further, the sorting mechanism includes a missing packing detection device, a manipulator, a good product transfer device and a defective product rejecting device, and the missing packing detection device includes an optical fiber detector located on one of the assembly stations, and the optical fiber detector and the manipulator Connected, the good product transfer device includes an opening and closing plate, a driving cylinder that drives the opening and closing plate, a transfer fixture located on the opening and closing plate, and a second sliding table cylinder that drives the opening and closing plate to slide, and the transfer fixture is suitable for the outer circumference of the bearing inner component Matching, the defective product rejecting device includes a rejecting table and a rejecting cylinder, and the rejecting cylinder is facing the rejecting table.

Further, the opening and closing plate includes a fixed plate and a moving plate, the fixed plate is fixed with a driving cylinder, and the cylinder arm of the driving cylinder is fixedly connected with the moving plate, so that the moving plate is close to or away from the fixed plate, and the driving The cylinder is fixedly connected with the cylinder of the second slide table, so that the opening and closing plate slides with the sliding of the cylinder of the second slide table. The transfer fixture includes a fixed block fixed on the fixed plate and a moving block fixed on the moving plate , the opposite ends of the moving block and the fixed block are provided with fixing grooves, and the fixing grooves are adapted to the outer circumference of the inner component of the bearing.

Further, the press-fitting mechanism includes a fifth bracket located on the workbench, an upper mounting plate and a lower mounting plate are fixed on the fifth bracket, and the upper mounting plate is fixed above the lower mounting plate through several guide rods , the upper mounting plate is fixed with a riveting cylinder, the cylinder arm of the riveting cylinder passes through the upper mounting plate downwards and is fixed with a riveting upper mold, and the lower mounting plate is fixed with an ejection cylinder , the upper end of the ejector cylinder passes through the lower mounting plate and is fixed with a riveting lower die, the riveting upper die corresponds to the riveting lower die, and a riveting pressure is formed between the riveting upper die and the riveting lower die space, the opening and closing plate enters or leaves the riveting space under the action of the second sliding table cylinder, the opening and closing plate is provided with an ejection hole for the riveting lower die to pass through, and the opening and closing plate is also provided with There is a discharge clamp, which is connected with the discharge driving mechanism, so that the discharge clamp moves back and forth above the transfer clamp.

Compared with the prior art, a fully automatic assembly machine for inner components of tapered roller bearings obtained by the present invention has the beneficial effects that: through the above-mentioned assembly machine, automatic assembly of inner components of tapered roller bearings is realized, which reduces labor intensity and The unqualified rate has been reduced, the production efficiency has been greatly improved, and the production benefit has been improved.

Description of drawings

Fig. 1 is a schematic structural view of a fully automatic assembly machine for inner components of a tapered roller bearing according to the present invention.

Fig. 2 is a structural schematic diagram of the turntable in the present invention.

Fig. 3 is a structural schematic diagram of the turntable and the driving mechanism in the present invention.

Fig. 4 is a schematic structural view of the cage storage device in the present invention.

Fig. 5 is a structural schematic diagram of the panel in the present invention.

Fig. 6 is a schematic structural view of the material transfer platform and the first pushing mechanism in the present invention.

FIG. 7 is another structural schematic diagram of FIG. 6 .

Fig. 8 is a schematic structural view of the transfer device of the present invention.

Fig. 9 is a schematic structural view of the feeding bracket in the present invention.

Fig. 10 is a schematic diagram of a partial structure of the sorting device in the present invention.

Fig. 11 is a schematic structural view of the sorting device in the present invention.

Fig. 12 is a schematic structural view of the stripping device in the present invention.

Fig. 13 is a top view of the switch plate and the lower die in the present invention.

Fig. 14 is a schematic structural view of the delivery bracket in the present invention.

Fig. 15 is a schematic structural view of the sliding table bracket in the present invention.

Fig. 16 is a structural schematic diagram of a missing package detection device in the present invention.

Fig. 17 is a schematic structural view of the rejecting device of the present invention.

Fig. 18 is a schematic structural view of the good product transfer device in the present invention.

Fig. 19 is a structural schematic diagram of the press-fitting mechanism in the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

As shown in Figures 1 to 19, a fully automatic assembly machine for inner components of tapered roller bearings includes a workbench 1, on which a turntable 2 and a drive mechanism for driving the turntable are arranged, and the turntable is evenly distributed with Several assembling stations 3, the assembling station in the present embodiment has six, and the middle of each tooling station is provided with the first annular groove 4 that is sunken down to form, and the first annular groove 4 of described first annular groove The center of the bottom is depressed downward to form a second annular groove 5, and the center of the bottom of the second annular groove extends vertically upwards to form a fixing column 6, and the radius of the second annular groove is smaller than that of the first annular groove The radius of the second circular ring groove is suitable for the inner component of the bearing. The upper end of the fixed column is slightly higher than the upper end surface of the assembly station. Rack feeding mechanism, roller feeding mechanism, inner ring feeding mechanism, sorting mechanism and press-fitting mechanism.

In this embodiment, as shown in FIG. 3 , the drive mechanism includes a first motor 7 and a divider 8 that are rotationally connected, and the first motor and the divider are located below the workbench, and the divider passes through the workbench and the divider. The turntable turns to connect.

As shown in Figures 4 to 8, the cage feeding mechanism includes a first bracket, a second bracket, and a third bracket fixed on the workbench, the first bracket is provided with a support platform 9, and the support A cage storage device is provided on the platform, a material transfer table 10 is provided on the second support, a transfer device is provided on the third support, and the cage storage device includes a bottom plate 11, a panel 12 and several Located between the base plate and the panel, the stringing rods 13 used to pass through the fixed cage are generally arranged in a circular shape on the base plate and the panel. In this embodiment, there are four stringing rods, and several rods for The perforation hole (not marked in the figure) through which the cage passes, the perforation hole corresponds to the stringing rod one by one, in order to facilitate the running of the cage from the stringing rod down, each stringing rod A briquetting block 14 is provided, the distance between the support platform and the bottom plate is less than one cage height, and a first rotation drive mechanism is provided below the support platform, and the first rotation drive mechanism passes through the support platform and is rotationally connected with the bottom plate. The support platform is also provided with a through hole, and the through hole communicates with the blanker 15 located below the support platform. The size of the through hole and the blanker is based on the passing of the cage. Too small, the material transfer table 10 is provided with a blanking table 16 and a positioning table 17, the blanking table is located directly below the blanking device, and the material transfer table is connected with the first lifting mechanism, so that the blanking table Close to or away from the blanking device, a first push mechanism is provided under the support platform, and the first push mechanism is located on the side of the blanking platform away from the positioning platform and can be close to or away from the positioning platform. The output between the positioning table is more smooth, a pair of guide rails 100 are arranged between the blanking table and the positioning table, and the distance between the guide rails near the blanking table is slightly larger than other places, and at the same time, in order to make the blanking table more Good placement of the cage, the cross-section of the blanking table is set in a concave arc shape, and the concave arc is not large, the transfer device includes a gripper and a transfer device, and the gripper includes a gripper Clamping cylinder 18 and a pair of clamping grabs 19 that are connected with the clamping cylinder, the clamping cylinder is connected with the lifting drive mechanism, so that the clamping cylinder moves up and down, and the transfer device includes a rotary cylinder 20, and the rotary cylinder It is fixed on the third bracket 21, and the lifting drive mechanism is fixed on the rotating arm 22 of the rotating cylinder.

In this embodiment, the first rotating drive mechanism is the first rotating motor 23, the first pushing mechanism is the first pushing cylinder 24, the first lifting mechanism is the first lifting cylinder 25, and the lifting driving mechanism Be the second lift cylinder 26.

The roller feeding mechanism includes a finishing device and a stripping device. As shown in Figures 10 and 11, the finishing device includes a mounting frame 27 arranged obliquely, a pair of rollers 28 positioned on the mounting frame, and a pair of rollers driven to rotate. The second rotation drive mechanism and a number of finishing plectrums 29 on a pair of rollers, the several finishing plectrum rings are arranged on the outer circumference of a transmission shaft 30 and are connected in rotation with the second motor 31 through the transmission shaft. A pair of rollers is provided with a roller connecting pipe 32. In the present embodiment, the right end of the mounting frame is higher than the left end, and the roller connecting pipe is close to the left end of the mounting frame, thereby facilitating the sliding of the rollers on the rollers. Compact, the left end of the installation frame is facing the cage feeding mechanism, wherein the second rotating drive mechanism is the second rotating motor 33, and the second rotating motor simultaneously pulls a pair of rollers to rotate in the same direction, and the finishing pick rotates clockwise, in order to be able to Make the small end of the roller face down, and the big end face up. The finishing plectrum includes a mounting portion 34, a connecting portion 35, and a toggle portion 36 connected in sequence, and the mounting portion is fixed on the drive shaft. The width of the part is smaller than the width of the connection part, and one side of the toggle part is flush with one side of the connection part, so that a finishing platform 37 is formed at the other side of the toggle part and the connection part.

In order to ensure the service life of the sorting picks, the sorting picks are integrally formed. At the same time, in order to protect the rollers from being damaged during the finishing process, the finishing picks are made of polyurethane material.

In order to make the rollers roll smoothly along the rollers to the roller joints, a pair of protective plates 38 are arranged above the pair of rollers, and the plurality of finishing picks are located between the pair of protective plates.

As shown in Figures 12 and 13, the stripping device includes a stripping mold facing the assembly station, and the stripping mold includes an upper mold 39, a lower mold 40 and a switch plate that rotates between the upper mold and the lower mold. 41. There are several stripping channels 42 evenly running through the lower mold (only one stripping channel is cut out in the figure), the vertical distance between the stripping channels and the center line of the lower mold gradually decreases from top to bottom, and the upper There is a vertical ring 43 running through the mold, the ring is corresponding to the upper end of the stripping channel, and a number of material passing holes 44 are evenly distributed on the switch plate, and the material passing holes are matched with the stripping channel , the switch plate is connected with the reciprocating drive mechanism, so that the switch plate reciprocates. , the rollers can fall into the stripping channel through the feeding hole from the ring road, and then the reciprocating cylinder drives the switch plate back to the initial state, the feeding hole and the upper end of the stripping road are staggered from each other, and the rollers cannot fall into the stripping channel from the ring road In the stripping channel, so that each switch of the switch plate reaches a roller and passes through the material passing hole. The upper die is rotatably connected with a turret 46, and the turret is pierced with a roller connecting pipe 47. The lower end of the roller connecting pipe is facing the ring road, the upper end of the roller connecting pipe is connected with a roller pipe 48, the roller pipe is connected with the roller connecting pipe, and the turret is connected with the rotating mechanism, thereby driving the turret Rotate with the roller tube, in the present embodiment, the rotating mechanism is the third rotating motor 49;

It also includes a feeding bracket 50, on which a second lifting mechanism and a transmission belt 51 are arranged, one end of the transmission belt is facing a pair of rollers 28, and the other end is facing a transmission plate 52, and the transmission plate is arranged obliquely. A mounting block 53 is fixed on the second lifting mechanism, a hopper 54 is fixed on the mounting block, and a second pushing mechanism for pushing the rollers in the hopper to the conveying plate is arranged on the hopper. In this embodiment, the second lifting mechanism adopts the third lifting cylinder 55 .

In order to make the rollers on the transmission belt roll to the rollers smoothly, an inclined transmission path is generally arranged between the rollers and the transmission belt, and the height of the transmission belt is higher than that of the rollers.

The second pushing mechanism includes a push plate 56 and a second push cylinder 57 fixed on the hopper. The hopper is provided with a perforation for the push plate to pass through near the side of the mounting block. The second push cylinder and the push plate connected, so that the push plate approaches or moves away from the upper end surface of the hopper along the perforation, and the upper end surface of the hopper is facing the conveying plate.

In order to enable the rollers to be smoothly pushed from the hopper to the conveying plate, the mounting block is fixed at one end of the hopper and arranged obliquely. In this embodiment, the inclination of one end of the hopper where the mounting block is fixed is set from right to upper left, and the transmission plate is set from upper right to lower left. With such arrangement, the upper end surface of the hopper can be inclined, and the rollers can easily roll out of the hopper.

The transmission belt is fixed on the feeding bracket through the belt support frame 58, and the transmission belt is driven by the motor 59. In order to control the lifting displacement of the installation block, a travel limit switch is generally set on the transmission plate. When the installation block touches the travel control switch, the third lifting cylinder stops running. When the rollers in the hopper are pushed to a certain extent, the third lifting cylinder The three lifting cylinders drive the mounting block and the hopper down to facilitate adding rollers to the hopper.

In this embodiment, a cylinder mounting plate 60 is fixed below the hopper, the cylinder mounting plate is concave, the second pushing cylinder is fixed on the cylinder mounting plate, and the cylinder arm of the second pushing cylinder is fixedly connected to the push plate, The push plate is placed obliquely and parallel to the end face of the hopper where the mounting block is fixed.

As shown in Figures 14 and 15, the inner ring feeding mechanism includes a fourth bracket 61 located on the workbench, the fourth bracket is provided with a slide bracket 62, and the slide bracket is provided with a first slide A cylinder 63, the first slide cylinder is provided with a connecting block 64, the connecting block is connected with an upper and lower cylinder 65, and the upper and lower cylinders are connected with a connecting plate 66, and the connecting plate is fixedly provided with a hand cylinder 67, The hand grip cylinder is connected with an inner ring clamp 68;

It also includes a transmission bracket 69, the transmission bracket is provided with a conveyor belt 70, and the conveyor belt is provided with a pair of isolation strips 71 arranged in the same direction, and the isolation strips are fixed on the transmission bracket through the isolation strip bracket 72. In this implementation In an example, the distance between the pair of spacers is equal to the outer diameter of the inner ring.

As shown in Figures 16, 17, and 18, the sorting mechanism includes a missing-package detection device, a manipulator, a good product transfer device, and a defective product rejection device, and the missing-package detection device includes an optical fiber detector located at one of the assembly stations. 73. In this embodiment, there is a pair of optical fiber detectors, which are arranged symmetrically according to the extension line of the fixed column on the assembly station. The optical fiber detectors are fixed on the connecting shaft 75 through the detection bracket 74, and the connecting shaft It is connected with the fourth rotating motor 76, so that the optical fiber detector can rotate during detection, and the detection is more accurate. The optical fiber detector is connected with the manipulator, and the good product transfer device includes an opening and closing plate, a driving cylinder 77 for driving the opening and closing plate, a transfer fixture positioned on the opening and closing plate, and a second sliding table cylinder 78 for driving the opening and closing plate to slide. The transfer fixture is adapted to the outer circumference of the bearing inner component. The rejecting device includes a rejecting table 79 and a rejecting cylinder 80, and the rejecting cylinder is facing the rejecting table.

The opening and closing plate includes a fixed plate 81 and a moving plate 82, the fixed plate is fixed with a drive cylinder 77, generally the drive cylinder is a clamping cylinder, and the cylinder arm of the drive cylinder is fixedly connected with the moving plate, so that the moving plate Close to or away from the fixed plate, the drive cylinder is fixedly connected to the second slide cylinder through the cylinder connection block 97, so that the opening and closing plate slides with the sliding of the second slide cylinder, and the transfer fixture includes a The fixed block 83 on the top and the moving block 84 fixed on the moving plate, the opposite end of the moving block and the fixed block are provided with a fixing groove 85, and the fixing groove is adapted to the outer circumference of the bearing inner component.

The rejecting table is provided with a guide rail 86, the rejecting cylinder is facing the guide rail, and the rejecting cylinder is provided with a rejecting head facing the guide rail, and the rejecting head is matched with the outer circumference of the inner ring of the bearing to ensure that defective products It is removed along the guide rail.

As shown in Figures 18 and 19, the press-fit mechanism includes a fifth bracket located on the workbench, an upper mounting plate 88 and a lower mounting plate 89 are fixed on the fifth bracket, and the upper mounting plate passes through several guides. The rod 90 is fixed above the lower mounting plate, and the upper mounting plate is fixed with a riveting cylinder 91, and the cylinder arm of the riveting cylinder passes downward through the upper mounting plate and is fixedly provided with a riveting upper die 92. An ejection cylinder 93 is fixed below the lower mounting plate, and the upper end of the ejection cylinder passes through the lower mounting plate and is fixedly provided with a riveting lower die 94. The riveting upper die corresponds to the riveting lower die, and the riveting upper die corresponds to the riveting lower die. A riveting space 95 is formed between the upper pressing die and the lower riveting die. The opening and closing plate enters or leaves the riveting space under the action of the cylinder of the second slide table. The opening and closing plate is provided with a lower die for riveting. The ejection hole 96 that passes through, the size of the ejection hole is smaller than the size formed by the fixed groove after the combination of the moving block and the fixed block, and is located in the middle of the fixed groove after the combination, but it cannot be too small. It is necessary to ensure that the components in the bearing can Ejected by the ejection cylinder, the opening and closing plate is also provided with a discharge clamp 98, which is connected with the discharge drive mechanism, so that the discharge clamp moves back and forth above the transfer clamp.

One end of the discharge fixture is provided with a discharge chute 99, the outer circumference of the discharge chute matches the outer circumference of the bearing inner assembly, and the discharge drive mechanism is generally a reciprocating motor.

In order to prevent the internal components of the bearing from being damaged during operation, the inner ring fixture, the rejecting head, the transfer fixture, and the discharge trough of the discharge fixture are all made of polyoxymethylene.

When running, the first rotating motor 23 drives the bottom plate 11, the panel 12 and the stringing rod 13 to rotate. Under the action of the through hole and the blanking device 15, it falls onto the blanking table 16. Before falling into the blanking table, the first lifting cylinder 25 will raise the material transfer table 10 to a certain position, so that the upper end surface of the material transfer table It is advisable that the distance from the lower end of the blanking device is slightly greater than the height of the cage to ensure that the cage will not be damaged. After the cage falls into the blanking table, the first push cylinder 24 pushes the cage on the blanking table to push along the guide rail. On the positioning platform 17, then the second lifting cylinder 26 drives the clamping cylinder 18 to move downward, the clamping cylinder makes a pair of clamping graspers 19 grasp the cage on the positioning platform, and the second lifting cylinder drives the clamping cylinder to move upward Moving, the rotating cylinder drives the clamping cylinder to rotate above the assembly station, the second lifting cylinder drives the clamping cylinder to move down, and puts the cage into the second ring groove 5, and then the clamping cylinder rises back to the initial The position continues to grab the cage. In order to improve assembly efficiency, in this embodiment, there is a pair of transfer devices. After the transfer of the cage on one stringer rod is completed, the first rotating motor rotates a certain angle again, so that the through hole on the bottom plate corresponds to the stringer rod, and the cage on the other stringer rod is transferred, wherein After the cage is placed at a station, the first motor 7 drives the divider 8 to rotate, so that the turntable rotates at a certain angle, and the cage is put into the next assembly station. The third lift cylinder 55 drives the mounting block 53 and the hopper 54 to move upwards, and then the push plate 56 is pushed upwards under the action of the second push cylinder 57, so that the rollers above the push plate are pushed from the hopper to the transmission plate 52, Then the rollers are transferred to the transmission belt 51 along the conveying plate, and the transmission belt transfers the rollers to the rollers 28, and rolls along the rollers towards the direction of the roller adapter 32. During the rolling process, the protective plate 38 can prevent the rollers from rolling out Roller, and through finishing plectrum 29 sorting, when making roller fall into the roller takeover, the small end is down, the big end is up, then the roller falls from the roller takeover into the roller tube 48 and enters the roller connecting pipe 47, Because the turret 46 and the roller connecting pipe rotate under the drive of the third rotating motor 49, the rollers entering the ring road 43 through the roller connecting pipe can be evenly distributed in the ring road, and the reciprocating cylinder 45 drives the switch plate 41 to rotate back and forth , when the material passing hole 44 on the switch plate communicates with the ring road and the stripping channel 42 correspondingly, the roller falls into the stripping channel from the material passing hole, and falls into the assembly station from the stripping channel. When the feeding hole is not connected with the stripping hole, the rollers cannot be adjusted into the stripping channel. When the roller in one of the assembly stations is put in place, the cage in the next assembly station is also installed in place. , the turntable rotates another position, the inner ring is conveyed on the conveyor belt 70, and after being sorted by the spacer strip 71, the inner ring that meets the placement requirements is reached. The first slide cylinder 63 drives the hand cylinder 67 to the top of the conveyor belt, and the hand grasp The cylinder is close to the conveyor belt under the action of the upper and lower cylinders, and grasps the inner ring with the inner ring clamp 68, and then moves up and away from the conveyor belt. The cage and the rollers have been installed on the station, and the hand grips the cylinder to move down and put the inner ring into the groove of the second ring, then the turntable rotates by an angle of the station, and the optical fiber detector 73 rotates in the fourth The motor 76 drives and rotates to detect the rollers in the assembly station. When the number of rollers is found to be incorrect, there is a missing assembly. The optical fiber detector sends a signal to the manipulator, and the manipulator grabs the inner components of the missing rollers. On the rejecting table 79, the rejecting cylinder 80 pushes the rejecting head 87, so that the rejecting head pushes the defective products out along the guide rail 86, so as to ensure that the defective products do not enter the next operation process, and the manipulator grabs the qualified inner components of the bearing with an accurate number of rollers into the transfer fixture on the opening and closing plate, and then drive the cylinder 77 to drive the moving plate 82 and the moving block 84 close to the fixed plate 81 and the fixing block 83, thereby forming a complete transfer fixture. Under the action of the second slide cylinder 78, the Qualified bearing inner components are transferred to the riveting space 95, the riveting cylinder 91 drives the riveting upper mold 92 to press down, and the bearing inner components in the riveting space are riveted, after the riveting, the riveting upper mold moves upwards, The ejection cylinder 93 drives the riveting lower die 94 to push the riveted bearing inner components out of the transfer fixture, and the output jig 98 pushes the riveted bearing inner components to the qualified product collection area, which is convenient for subsequent processing and use.

During the whole operation process, the manual labor intensity is greatly reduced, and the bearing inner components can be assembled more efficiently, and the qualified rate of the assembled bearing inner components is greatly improved, and the quality is more reliable.

Claims (8)

1. A fully automatic assembly machine for inner components of tapered roller bearings, including a workbench, characterized in that: the workbench is provided with a turntable and a drive mechanism for driving the turntable to rotate, and a number of assembly stations are evenly distributed on the turntable , the outer periphery of the several assembly stations is distributed counterclockwise with a cage feeding mechanism, a roller feeding mechanism, an inner ring feeding mechanism, a sorting mechanism and a press-fitting mechanism; The cage feeding mechanism includes a first bracket, a second bracket and a third bracket fixed on the workbench, the first bracket is provided with a support platform, and the support platform is provided with a cage storage device , the second bracket is provided with a material transfer table, the third bracket is provided with a material transfer device, and the cage storage device includes a bottom plate, a panel, and a number of holes between the bottom plate and the panel for passing through and holding The stringing rods of the frame, the bottom plate is provided with a number of piercing holes for the holder to pass through, the piercing holes correspond to the stringing rods one by one, and the first rotating drive mechanism is provided under the support platform, so The first rotation driving mechanism passes through the support platform and is connected to the bottom plate in rotation, and a through hole is also provided on the support platform, and the through hole communicates with the feeder located below the support platform, and the material transfer platform is provided with The blanking platform and the positioning platform, the blanking platform is located directly below the blanking device, the material transfer platform is connected with the first lifting mechanism, so that the blanking platform is close to or away from the blanking device, and there is a The first push mechanism, the first push mechanism is located on the side of the blanking platform away from the positioning platform and can be close to or away from the positioning platform, the transfer device includes a gripper and a transfer device, the gripper includes a clamp Cylinder and a pair of clamping grips connected with the clamping cylinder, the clamping cylinder is connected with the lifting drive mechanism, so that the clamping cylinder moves up and down, the transfer device includes a rotating cylinder, and the rotating cylinder is fixed on the second On the three supports, the lifting drive mechanism is fixed on the rotating arm of the rotating cylinder; The roller feeding mechanism includes a sorting device and a stripping device, and the sorting device includes an inclined mounting frame, a pair of rollers on the mounting frame, a second rotation drive mechanism for driving a pair of rollers to rotate, and a pair of A number of sorting picks on the rollers, the rings of the sorting picks are set on the outer circumference of a transmission shaft and are connected to the second motor through the transmission shaft, a roller connection is provided between the pair of rollers, and the The stripping device includes a stripping mold facing the assembly station. The stripping mold includes an upper mold, a lower mold and a switch plate that rotates between the upper mold and the lower mold. A number of stripping molds are evenly penetrated on the lower mold. Road, the vertical distance between the stripping path and the center line of the lower mold gradually decreases from top to bottom, and a vertically arranged loop runs through the upper mold, and the loop corresponds to the upper end of the stripping path. There are a number of feed holes evenly distributed on the switch plate, the feed holes are adapted to the stripping channel, the switch plate is connected with the reciprocating drive mechanism, so that the switch plate rotates reciprocally, and the upper mold is rotatably connected with a rotating Frame, the turret is pierced with a roller connecting pipe, the lower end of the roller connecting pipe is facing the ring road, the upper end of the roller connecting pipe is connected with a roller pipe, and the roller pipe is connected with the roller connecting pipe. connected, the turret is connected with the rotating mechanism, thereby driving the turret and the roller tube to rotate; It also includes a feeding bracket, on which a second lifting mechanism and a transmission belt are arranged, one end of the transmission belt is facing a pair of rollers, and the other end is facing a conveying plate, the conveying plate is arranged obliquely, and the first A mounting block is fixed on the second lifting mechanism, a hopper is fixed on the mounting block, and a second pushing mechanism for pushing the rollers in the hopper to the conveying plate is arranged on the hopper. 2. The fully automatic assembly machine for tapered roller bearing inner components according to claim 1, characterized in that: the second pushing mechanism includes a pushing plate and a second pushing cylinder fixed on the hopper, and the hopper is installed close to One side of the block is provided with a perforation for the push plate to pass through, and the second push cylinder is connected with the push plate, so that the push plate approaches or moves away from the upper end surface of the hopper along the perforation, and the upper end surface of the hopper is facing the conveying plate. 3. The fully automatic assembly machine for tapered roller bearing inner components according to claim 1 or 2, characterized in that: the installation block is fixed at one end of the hopper and is inclined. 4. The fully automatic assembly machine for tapered roller bearing inner components according to claim 1 or 2, characterized in that: the sorting pick includes a mounting part, a connecting part and a toggle part connected in sequence, and the mounting part is fixed It is arranged on the transmission shaft, and the width of the toggle part is smaller than the width of the connecting part. 5. The fully automatic assembly machine for tapered roller bearing inner components according to claim 1, characterized in that: the inner ring feeding mechanism includes a fourth bracket located on the workbench, and the fourth bracket is provided with a slide stage support, the first slide table cylinder is provided on the slide table support, the first slide table cylinder is provided with a connection block, the connection block is connected with the upper and lower cylinders, the upper and lower cylinders are connected with the connection plate, the The connecting plate is fixed with a gripping cylinder, and the gripping cylinder is connected with an inner ring clamp; It also includes a transmission bracket, on which a conveyor belt is arranged, and a pair of spacer strips arranged in the same direction as the conveyor belt are provided, and the spacer strips are fixed on the transmission bracket through the spacer strip bracket. 6. The fully automatic assembly machine for inner components of tapered roller bearings according to claim 1, characterized in that: the sorting mechanism includes a missing assembly detection device, a manipulator, a good product transfer device, and a defective product rejecting device, and the missing assembly The detection device includes an optical fiber detector located on one of the assembly stations, the optical fiber detector is connected to the manipulator, and the good product transfer device includes an opening and closing plate, a driving cylinder that drives the opening and closing of the opening and closing plate, a transfer fixture located on the opening and closing plate, and The second sliding table cylinder that drives the opening and closing plate to slide, the transfer fixture is adapted to the outer circumference of the bearing inner component, the defective product rejecting device includes a rejecting table and a rejecting cylinder, and the rejecting cylinder is facing the rejecting table. 7. The fully automatic assembly machine for tapered roller bearing inner components according to claim 6, wherein the opening and closing plate includes a fixed plate and a moving plate, and a driving cylinder is fixed on the fixed plate, and the driving cylinder The cylinder arm of the cylinder is fixedly connected with the moving plate, so that the moving plate is close to or away from the fixed plate, and the driving cylinder is fixedly connected with the cylinder of the second slide table, so that the opening and closing plate slides with the sliding of the cylinder of the second slide table. The transfer fixture includes a fixed block fixed on the fixed plate and a moving block fixed on the moving plate. The opposite end of the moving block and the fixed block is provided with a fixing groove, and the fixing groove is adapted to the outer circumference of the inner component of the bearing. . 8. The fully automatic assembly machine for tapered roller bearing inner components according to claim 6, characterized in that: the press-fitting mechanism includes a fifth bracket located on the workbench, and the fifth bracket is fixed with an upper mounting bracket. plate and the lower mounting plate, the upper mounting plate is fixed above the lower mounting plate through several guide rods, the upper mounting plate is fixed with a riveting cylinder, and the cylinder arm of the riveting cylinder passes downward through the upper mounting plate The upper part of the riveting plate is fixedly equipped with a riveting upper die, and an ejection cylinder is fixed under the lower mounting plate. The upper end of the ejecting cylinder passes through the lower mounting plate and is fixedly equipped with a riveting lower die. The riveting lower die, and a riveting space is formed between the riveting upper die and the riveting lower die, the opening and closing plate enters or leaves the riveting space under the action of the cylinder of the slide table, and the opening and closing plate is provided with The ejection hole for the riveting die to pass through, the opening and closing plate is also provided with a discharge clamp, the discharge clamp is connected with the discharge drive mechanism, so that the discharge clamp moves back and forth above the transfer clamp.