A high-speed bearing assembly integrated machine and bearing assembly process

Abstract

The invention discloses a high-speed bearing assembly integrated machine and a bearing assembly process, which are applied in the field of automatic bearing assembly equipment. The main points of the technical solution are: it includes a frame, a sleeve device and a ball installation device arranged on the frame; the sleeve device includes an inner ring conveying mechanism, an outer ring conveying mechanism and a sleeve conveying mechanism, and a riveting device; the sleeve conveying mechanism includes a sleeve conveying disk and a plurality of sleeve supporting components arranged on the sleeve conveying disk; the frame is also provided with a gathering and ball separation mechanism, which includes a gathering and conveying disk, a bearing component arranged on the gathering and conveying disk, a gathering component and a ball separation component for evenly separating the balls, and the gathering and conveying disk is rotatably connected to the frame; the technical effect is that it can realize the rapid sleeve of the inner ring and the outer ring, and the assembly of the bearing balls, and can realize the automatic assembly and riveting of the upper retaining frame and the lower retaining frame, thereby realizing the fully automatic assembly of the roller bearing and greatly improving the assembly efficiency.

Description

Technical Field

[0001] The invention relates to the field of automatic bearing assembly equipment, and in particular to a high-speed bearing assembly integrated machine. Background Art

[0002] like Figure 1 As shown, the ball bearing includes an inner ring 71, an outer ring 72, balls 73, an upper retainer 74 and a lower retainer 75; wherein the upper retainer 74 is provided with an upper receiving groove for accommodating the balls 73, the lower retainer 75 is provided with a lower receiving groove for accommodating the balls 73, and the lower retainer 75 is also provided with a rivet sheet 76. After the upper retainer 74 and the lower retainer 75 are fitted together, the rivet sheet 76 is bent by a tool so that the rivet sheet 76 is hooked on the upper retainer 74, and the upper retainer 74 and the lower retainer 75 can be riveted together.

[0003] At present, a Chinese invention patent with announcement number CN204900569U announces an automatic feeding device for bearing balls, including a first conveying channel for conveying the outer ring of the bearing, a second conveying channel for conveying the inner ring of the bearing, a working channel for conveying the outer ring of the bearing and the inner ring of the bearing assembled together, a batching mechanism and a control system for screening the number and size of balls, wherein the first conveying channel is connected to the working channel; the batching mechanism includes a plurality of storage tanks containing balls of different sizes and a batching chamber for adjusting the size and quantity of the balls, wherein the batching chamber has a plurality of independent batching chambers, and each storage tank is connected to a conveying pipe connected to the batching chamber.

[0004] Traditional bearing automated assembly equipment often has difficulty in achieving automatic assembly of cages and can only stop at automatic assembly of balls. Subsequent cage assembly usually requires manual assistance, and the overall assembly efficiency is difficult to improve. Summary of the invention

[0005] The purpose of the present invention is to provide a high-speed bearing assembly machine, which has the advantages of being able to achieve rapid fitting of inner and outer rings, as well as assembly of bearing balls, and being able to achieve automated assembly and riveting of upper and lower cages, thereby achieving fully automated assembly of roller bearings and greatly improving assembly efficiency.

[0006] The above technical objectives of the present invention are achieved through the following technical solutions: A high-speed bearing assembly integrated machine, comprising a frame, a sleeve assembly device and a ball mounting device arranged on the frame;

[0007] The sleeve closing device comprises an inner ring conveying mechanism for conveying the inner ring, an outer ring conveying mechanism for conveying the outer ring, a sleeve closing conveying mechanism, and a riveting device;

[0008] The sleeve conveying mechanism comprises a sleeve conveying plate and a plurality of sleeve supporting components arranged on the sleeve conveying plate;

[0009] The frame is also provided with a ball gathering and separation mechanism for arranging the balls evenly, the ball gathering and separation mechanism comprises a ball separation conveying plate, a bearing assembly arranged on the ball separation conveying plate, a gathering assembly for gathering the balls and a ball separation assembly for evenly separating the balls, and the ball separation conveying plate is rotatably connected to the frame;

[0010] The riveting device comprises an upper retainer conveying mechanism for assembling an upper retainer, a riveting conveying mechanism, a lower retainer conveying mechanism and a riveting punching assembly.

[0011] Through the above technical scheme, the inner ring conveying mechanism is used to convey the inner ring to the assembly conveying disk, the outer ring conveying mechanism is used to convey the outer ring to the assembly conveying disk, the assembly support assembly is used to support the assembly after the inner ring and outer ring of the bearing are assembled, and the rotation of the assembly conveying disk can drive the assembly support assembly to be transported between the workstations; the ball installation device conveys and installs the balls between the inner ring and the outer ring, the bearing assembly on the ball separation conveying disk is used to carry the bearing assembly composed of the inner ring, the outer ring and the balls, and the rotation of the ball separation conveying disk can transfer the bearing assembly to different workstations; the gathering assembly first gathers the balls together, and then the ball separation assembly evenly disperses the balls; the upper retainer conveying mechanism is used to convey and assemble the upper retainer, the riveting conveying mechanism is used to convey the bearing assembly composed of the inner ring, the outer ring, the balls and the upper retainer, the lower retainer conveying mechanism is used to convey and assemble the lower retainer, and the riveting stamping assembly is used to rivet the upper retainer and the lower retainer together.

[0012] The present invention is further configured as follows: the sleeve support assembly includes a support seat, an outer ring limit block and an inner ring limit block that can be inserted into the inner ring, and the inner ring limit block and the outer ring limit block are both slidably connected to the support seat.

[0013] Through the above technical solution, the support seat is used to install the outer ring limit block and the inner ring limit block, the outer ring limit block is used to limit the position of the outer ring, and the inner ring limit block is used to limit the position of the inner ring. The sliding of the inner ring limit block and the outer ring limit block can adjust the size of the gap between the inner ring and the outer ring, so that the gap on one side of the inner ring and the outer ring can be adjusted to be larger than the diameter of the ball, so that the ball can be installed between the inner ring and the outer ring.

[0014] The present invention is further configured as follows: a guide groove is provided on the support seat, a toggle slider is slidably fitted in the guide groove, the toggle slider is connected to the inner ring limit block, one end of the toggle slider is provided with a toggle arc surface, a toggle block for pushing the toggle slider to slide is provided on the frame, and a driving arc surface abutting against the toggle arc surface is provided on the toggle block.

[0015] Through the above technical solution, the driving arc surface on the toggle block abuts against the toggle arc surface on the toggle slider. Since both the toggle arc surface and the driving arc surface are arc surfaces, when the assembled transfer disk rotates, the toggle block can push the toggle slider to slide along the guide groove, thereby pushing the inner ring to slide relative to the outer ring, and thus making it more convenient to assemble the ball between the inner ring and the outer ring.

[0016] The present invention is further configured as follows: the upper retainer conveying mechanism comprises an upper material storage assembly and a material discharge assembly, the upper material storage assembly comprises an upper material storage support plate and an upper limit column, and the upper retainer is sleeved on the limit column;

[0017] The material discharge assembly comprises a support plate, a material discharge swivel, a material discharge slider slidably arranged on the support plate, and a material discharge cone arranged on the material discharge slider, the support plate is connected to the material storage support plate, and the material discharge swivel is rotatably connected to the support plate; the upper material storage support plate and the support plate are both provided with a material discharge hole for the upper retainer to fall;

[0018] The material discharging rotating ring is provided with a material discharging driving slide groove, the material discharging sliding block is fixed with a driving column inserted into the material discharging driving slide groove, the material discharging rotating ring is provided with a toggle plate, the material storage support plate is provided with a toggle cylinder, and the piston rod of the toggle cylinder is connected with a toggle claw for toggle the toggle plate.

[0019] Through the above technical scheme, the upper storage support plate is used to install the upper limit column, and the upper limit column is used for the upper retainer to be sleeved thereon, that is, the upper retainer to be assembled can be stacked along the upper limit column; and the upper limit column can better limit the position of the upper retainer, so that the upper retainer can be more accurately assembled into the bearing; the support plate is used to support the discharge swivel, and when the discharge swivel rotates, due to the cooperation of the driving column and the discharge driving slide, the discharge swivel can drive the discharge slider to slide, that is, drive the discharge cone to slide; when the lowermost upper retainer sleeved on the upper limit column is placed between the inner ring and the outer ring, the discharge cone slides toward the direction of the upper retainer, and the discharge cone is inserted between the two upper retainers, so that only one upper retainer is installed between the inner ring and the outer ring from the upper limit column, thereby realizing the assembly of the upper retainer. The toggle cylinder is used to push the toggle claw, and when the toggle claw slides, it toggle the toggle piece, so that the discharge swivel can be stably driven to rotate, and then the upper retainer can be conveniently assembled.

[0020] The present invention is further configured as follows: the riveting conveying mechanism includes a riveting conveying plate rotatably connected to the frame, a support column arranged on the riveting conveying plate, a clamping assembly for clamping bearing parts, a clamping assembly for clamping the upper retaining frame and a transfer assembly for transferring bearing parts, and the support column is provided with a lower accommodating groove for accommodating the lower retaining frame.

[0021] Through the above technical solution, the support column is used to support the bearing parts, and the riveting conveyor plate is used to drive the support column to rotate so as to transport the bearing parts to be riveted; the clamping assembly is used to clamp the outer ring, the transfer assembly is used to transfer the components to be riveted to the support column, and the clamping assembly is used to press the upper retaining frame onto the ball so as to enable more stable transportation when moving the components to be riveted; the lower accommodating groove can accommodate the lower retaining frame, so that the support column can support the lower retaining frame more stably, thereby assembling the bearing more accurately and stably.

[0022] The present invention is further configured as follows: the clamping assembly comprises a thumb cylinder that slides in a vertical direction and two clamping claws, and the clamping claws are arranged on the two clamping claws of the thumb cylinder;

[0023] The clamping assembly includes a clamping mounting plate, a guide column and a clamping column connected to the cylinder body of the thumb cylinder. The guide column is inserted into the clamping mounting plate. The guide column is slidably arranged in a vertical direction relative to the clamping mounting plate. The guide column is provided with a clamping spring for driving the clamping column to move away from the thumb cylinder.

[0024] Through the above technical solution, the thumb cylinder can control the clamping claw to clamp or release the component to be riveted by opening and closing, so as to transport the bearing; the cooperation between the guide column and the clamping mounting plate enables the guide column to slide more stably in the vertical direction, and the clamping spring is used to push the clamping column to slide in the direction close to the retaining frame, so as to make the upper retaining frame abut against the ball, so that the component to be riveted can be transferred more stably.

[0025] The present invention is further configured as follows: the transfer assembly comprises a transfer plate, a transfer synchronous belt and a transfer motor driving the transfer synchronous belt to rotate, and the transfer synchronous belt is connected to the transfer plate;

[0026] The frame is provided with a transfer mounting plate, the transfer mounting plate is provided with a transfer guide rail, the transfer plate is provided with a transfer slider which is slidably matched with the transfer guide rail, and the thumb cylinder is slidably arranged along the vertical direction of the transfer plate.

[0027] Through the above technical solution, the rotation of the transfer motor can drive the rotation of the transfer synchronous belt, thereby conveniently driving the transfer plate to slide. The cooperation of the transfer slider and the transfer guide rail enables the transfer plate to slide more stably; the thumb cylinder slides in the vertical direction, which can conveniently remove the component to be riveted from the support component or place it on the support column.

[0028] The present invention is further configured as follows: the lower retaining rack conveying mechanism includes a lower material storage assembly and a material discharge assembly, the frame is provided with a material storage mounting plate slidably arranged in a vertical direction, the lower material storage assembly includes a lower material storage support plate and a lower limit column rotatably connected to the material storage mounting plate, at least four lower limit columns are arranged along the circumferential direction of the lower material storage support plate, the lower retaining rack is sleeved on the lower limit columns, and the lower material storage support plate is provided with at least four lower drop holes for the lower retaining rack to fall into.

[0029] Through the above technical solution, the lower material storage support plate and the lower limit column are used to store the lower retaining rack. Multiple discharge assemblies and lower limit columns can be arranged on the lower material storage support plate to store more lower retaining racks, thereby reducing the number of times of manual addition of lower retaining racks to better improve assembly efficiency.

[0030] The present invention is further configured as follows: the riveting stamping assembly includes a stamping cylinder connected to a frame and a stamping head connected to a piston rod of the stamping cylinder; the frame is connected to a stamping mounting plate, the stamping mounting plate is provided with a stamping guide rail, the stamping head is connected to a stamping slider that slides with the stamping guide rail, and the bottom of the stamping head is provided with an upper accommodating groove that easily accommodates an upper retaining frame.

[0031] Through the above technical solution, the cooperation of the stamping guide rail and the stamping slider enables the stamping head to slide more stably in the vertical direction. The stamping cylinder is used to control the sliding of the stamping head, and the upper receiving groove is used to accommodate the upper retaining frame so that the punch can stamp and rivet the rivet sheet on the lower retaining frame to the upper retaining frame.

[0032] Another object of the present invention is to provide a bearing assembly process, which has the advantage of being able to better improve the bearing assembly efficiency and the yield rate of the finished product.

[0033] The above technical objectives of the present invention are achieved through the following technical solutions: a bearing assembly process, which is assembled by the above-mentioned bearing high-speed assembly integrated machine, and the specific steps are as follows:

[0034] Step 1: Check the outer diameter of the inner ring and the inner diameter of the inner ring respectively to see if they are qualified. If they are qualified, continue to assemble them, and if they are unqualified, put them into the NG box;

[0035] Step 2: Put the inner ring and outer ring together;

[0036] Step 3: Then move the inner ring so that a point on the outer circumference of the inner ring fits with the inner circumference of the outer ring;

[0037] Step 4: Inject balls into the gap between the inner and outer rings;

[0038] Step 5: Gather and evenly separate the balls, and check the number of balls at the same time. The qualified ones will continue to be assembled, and the unqualified ones will be put into the NG box;

[0039] Step 6: Place the upper cage into the gap between the inner ring and the outer ring, and fill the balls into the receiving grooves on the upper cage;

[0040] Step 7: Place the bearing assembly formed in step 6 onto the lower cage, and rivet the lower cage to the upper cage;

[0041] Step 8: Check whether the riveting is qualified. Those that are qualified are placed in the finished product area, and those that are unqualified are placed in the NG box.

[0042] In summary, the present invention has the following beneficial effects:

[0043] 1. The upper cage conveying mechanism and the lower cage conveying mechanism are used to convey the upper cage and the lower cage respectively. The riveting device can rivet the upper cage and the lower cage together, thereby improving the automation and efficiency of bearing assembly;

[0044] 2. The sleeve conveying mechanism and the riveting conveying mechanism are used to transfer and assemble the semi-finished bearing components, so that the bearings can be assembled more conveniently and the assembly efficiency is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0045] Figure 1 It is a schematic diagram of the structure of a ball bearing;

[0046] Figure 2 is a top view of the overall structure of Example 1;

[0047] Figure 3 It is a schematic diagram of the overall structure of Example 1;

[0048] Figure 4 It is a structural schematic diagram of the sleeve assembly device of Example 1;

[0049] Figure 5 yes Figure 4 A magnified schematic diagram of part A;

[0050] Figure 6 is a structural schematic diagram of the ball gathering and distributing mechanism of embodiment 1;

[0051] Figure 7 is a schematic structural diagram of the bearing assembly of Example 1;

[0052] Figure 8 Schematic diagram of the positional relationship between the combined conveyor disc and the ball-distributing conveyor disc of Example 1;

[0053] Fig. 9 is a schematic structural diagram of the upper material storage assembly of Example 1;

[0054] Fig.10 is a schematic structural diagram of the discharge assembly of Example 1;

[0055] Fig.11 is a schematic diagram of the internal structure of the discharge assembly of Example 1;

[0056] Fig.12 is a schematic structural diagram of a clamping assembly, a pressing assembly and a transfer assembly of Example 1;

[0057] Fig.13 is a schematic structural diagram of the lower material storage assembly of Example 1;

[0058] Fig.14 It is a schematic diagram of the structure of the riveting and stamping assembly of Example 1.

[0059] Figure numerals: 1, frame; 2, sleeve assembly; 3, ball installation device; 4, inner ring conveying mechanism; 5, outer ring conveying mechanism; 6, sleeve conveying mechanism; 7, riveting device; 8, sleeve conveying plate; 9, sleeve support assembly; 10, ball gathering and separation mechanism; 11, ball separation conveying plate; 12, bearing assembly; 13, gathering assembly; 14, ball separation assembly; 15, upper cage conveying mechanism; 16, riveting conveying mechanism; 17, lower cage 1. Rack conveying mechanism; 18. Riveting stamping assembly; 23. Support seat; 24. Outer ring limit block; 25. Inner ring limit block; 26. Guide slide; 27. Toggle slider; 28. Toggle arc surface; 29. ​​Toggle block; 30. Driving arc surface; 31. Upper storage assembly; 32. Discharge assembly; 33. Upper storage support plate; 34. Upper limit column; 35. Support plate; 36. Discharge swivel; 37. Discharge slider; 38. Discharge cone; 39. Discharging drive chute; 40, driving column; 41, toggle plate; 42, toggle cylinder; 43, toggle claw; 44, riveting conveyor plate; 45, support column; 46, clamping assembly; 47, clamping assembly; 48, transfer assembly; 49, thumb cylinder; 50, clamping claw; 51, clamping mounting plate; 52, guide column; 53, clamping column; 54, clamping spring; 55, transfer plate; 56, transfer synchronous belt; 57, transfer motor; 58, Transfer mounting plate; 59, transfer guide rail; 60, transfer slider; 61, lower material storage assembly; 62, material storage mounting plate; 63, lower material storage support plate; 64, lower limit column; 65, lower receiving groove; 66, stamping cylinder; 67, stamping head; 68, stamping mounting plate; 69, stamping guide rail; 70, stamping slider; 71, inner ring; 72, outer ring; 73, ball; 74, upper retaining frame; 75, lower retaining frame; 76, rivet sheet. DETAILED DESCRIPTION

[0060] The present invention is further described in detail below in conjunction with the accompanying drawings.

[0061] Embodiment 1:

[0062] refer to Figure 2 and Figure 3 A high-speed bearing assembly machine includes a frame 1, a sleeve assembly device 2, a ball installation device 3 and a riveting device 7; the sleeve assembly device 2 includes an inner ring conveying mechanism 4 for conveying an inner ring, an outer ring conveying mechanism 5 for conveying an outer ring and a sleeve assembly conveying mechanism 6, and the sleeve assembly conveying mechanism 6 is used to support an assembly consisting of an inner ring and an outer ring.

[0063] refer to Figure 3 and Figure 4 The inner ring conveying mechanism 4 includes an inner ring conveyor belt, an inner ring conveyor disk, an inner ring positioning column arranged on the inner ring conveyor disk and an inner ring conveying manipulator. Twenty inner ring positioning columns are evenly arranged along the circumferential direction of the inner ring conveyor disk. The inner ring conveyor disk is rotatably connected to the frame 1, and the axis of the inner ring conveyor disk is vertically arranged; first, the inner ring is placed on the inner ring conveyor belt through a vibrating feeding plate or a worker, and an inner ring limiting plate is arranged on the frame 1. The inner ring limiting plate is arranged above the inner ring conveyor belt, and the inner ring limiting plate can prevent the inner ring from continuing to be conveyed forward; then the inner ring conveying manipulator clamps the inner ring to the inner ring positioning column, and the inner ring positioning column is inserted into the inner ring.

[0064] refer to Figure 3 and Figure 4 The outer ring conveying mechanism 5 includes an outer ring conveyor belt, an outer ring transmission disk, an outer ring positioning column arranged on the outer ring transmission disk and an outer ring transmission manipulator. Twenty outer ring positioning columns are evenly arranged along the circumferential direction of the outer ring transmission disk. The outer ring transmission disk is rotatably connected to the frame 1, and the axis of the outer ring transmission disk is vertically arranged. The conveying method of the outer ring is the same as that of the inner ring, and the outer ring can be conveyed to the outer ring positioning column on the outer ring transmission disk.

[0065] refer to Figure 4 and Figure 5 The closing conveying mechanism 6 includes a closing conveying disc 8 and a closing support assembly 9. The closing support assembly 9 is arranged on the closing conveying disc 8. Six groups of closing support assemblies 9 are arranged along the circumferential direction of the closing conveying disc 8. Closing conveying robots are arranged between the closing conveying disc 8 and the inner ring transmission disc and between the closing conveying disc 8 and the outer ring transmission disc. The two closing conveying robots clamp the inner ring and the outer ring on the inner ring transmission disc and the outer ring transmission disc to the closing support assembly 9 respectively.

[0066] refer to Figure 5 and Figure 6The sleeve support assembly 9 includes a support seat 23, an outer ring limit block 24 and an inner ring limit block 25. The inner ring limit block 25 and the outer ring limit block 24 are both slidably connected to the support seat 23. The inner ring limit block 25 can be inserted into the hole of the inner ring to limit the position of the inner ring. The outer ring limit block 24 can fit with the outer circumferential surface of the outer ring to limit the position of the outer ring. After the inner ring and the outer ring are placed on the sleeve support assembly 9, the inner ring limit block 25 and the outer ring limit block 24 can better limit the positions of the inner ring and the outer ring, so as to realize the sleeve process of the inner ring and the outer ring.

[0067] refer to Figure 5 and Figure 6 A guide slot 26 is provided on the support seat 23, and the length direction of the guide slot 26 is arranged along the radial direction of the sleeve conveying disc 8. A toggle slider 27 is provided in the guide slot 26 for sliding along its length direction; the toggle slider 27 is fixedly connected with the inner ring limiter, and the toggle slider 27 is provided with a toggle arc surface 28 in the axial direction of the sleeve conveying disc 8. A toggle block 29 is bolted to the frame 1, and the bottom of the toggle block 29 is arranged slightly higher than the upper surface of the sleeve conveying disc 8, and the toggle block 29 is provided with a toggle slider 27 at one end thereof. The driving arc surface 30 abuts against the toggle arc surface 28; when the sleeve conveyor disc 8 rotates, the toggle block 29 can push the toggle slider 27 to slide along the length direction of the guide groove 26, thereby driving the inner ring limit block 25 to slide, and then making one side of the inner ring and the outer ring closer, that is, the gap at the other side of the inner ring and the outer ring becomes larger, so that the ball installation device 3 can be assembled between the inner ring and the outer ring. The ball installation device 3 can adopt the ball assembly mechanism recorded in the Chinese invention patent with announcement number CN105972101B.

[0068] refer to Figure 6 and Figure 7 A ball gathering and separation mechanism 10 is arranged at a position of the frame 1 near the sleeve conveying disc 8. The ball gathering and separation mechanism 10 is used to evenly arrange the balls. The ball gathering and separation mechanism 10 includes a ball separation conveying disc 11, a bearing assembly 12 arranged on the ball separation conveying disc 11, a gathering assembly 13 for gathering the balls and a ball separation assembly 14 for evenly separating the balls. The ball separation conveying disc 11 is rotatably connected to the frame 1, and the axis of the ball separation conveying disc 11 is vertically arranged; the gathering assembly 13 and the ball separation assembly 14 can adopt the gathering and ball separation mechanism recorded in the Chinese invention with the announcement number CN201351684Y; the bearing assembly 12 is used to support the assembly composed of the inner ring, outer ring and balls of the bearing, and the bearing assembly 12 is arranged in eight groups, and the eight groups of bearing assemblies 12 are evenly arranged on the ball separation conveying disc 11 along the circumferential direction of the ball separation conveying disc 11.

[0069] refer to Figure 8The frame 1 is provided with a ball-splitting conveying robot for transferring the bearing parts on the sleeve conveying disc 8 to the ball-splitting conveying disc 11, and the ball-splitting conveying robot is provided on one side of the sleeve conveying disc 8 and the ball-splitting conveying disc 11; the ball-splitting conveying robot includes a synchronous belt rotatably connected to the frame 1, and the frame 1 is provided with a driving motor for driving the synchronous belt to rotate, and the synchronous belt is connected with a mounting plate, and a pen-shaped cylinder is provided on the mounting plate, and a thumb clamping cylinder is connected to the piston rod of the pen-shaped cylinder, and a clamping claw is connected to the clamping claw of the thumb clamping cylinder; the opening or closing of the clamping claw of the thumb clamping cylinder can better clamp the bearing assembly through the clamping claw, and then through the pen-shaped cylinder and the synchronous belt, the bearing assembly can be better transferred to the ball-splitting conveying disc 11.

[0070] refer to Figure 3 and Fig. 9 The riveting device 7 includes an upper cage conveying mechanism 15, a riveting conveying mechanism 16, a lower cage conveying mechanism 17 and a riveting punching assembly 18 for assembling the upper cage; the upper cage conveying mechanism 15 includes an upper storage assembly 31 and a discharge assembly 32, and the lower cage conveying mechanism 17 includes a lower storage assembly 61 and a discharge assembly 32. The upper storage assembly 31 is used to store the upper cage, and the lower cage is used to store the lower cage. The discharge assembly 32 is used to place the upper cage or the lower cage into the bearing assembly one by one.

[0071] refer to Fig. 9 The upper storage assembly 31 includes an upper storage support plate 33 and an upper limit column 34. The upper storage support plate 33 is slidably connected to the frame 1. The upper storage support plate 33 is provided with two drop holes for the upper retainer to drop down. The two drop holes are distributed along the length direction of the upper storage support plate 33. The upper storage support plate 33 slides so that one of the two drop holes corresponds to the bearing assembly 12 on the ball distribution conveyor disc 11, so as to facilitate the upper retainer to be placed between the inner ring and the outer ring. A sliding plate is provided on the frame 1. A slide rail is bolted to the frame 1. A slider matching the slide rail is bolted to the sliding plate. A pen-shaped cylinder driving the slide plate to slide is bolted to the frame 1. A cylinder with a vertically arranged piston shaft is bolted to the sliding plate. The piston shaft of the cylinder is connected to the upper storage support plate 33.

[0072] refer to Fig. 9 A mounting frame is bolted to the upper material storage support plate 33, and a U-shaped opening groove is opened on the mounting frame. The upper limit column 34 is hung at the opening groove on the mounting frame, and the upper retaining frame is sleeved on the upper limit column 34. The length of the upper limit column 34 can be set longer so as to stack multiple upper retaining frames.

[0073] refer to Fig.10 and Fig.11The material discharge assembly 32 is arranged at the material discharge hole opened on the upper material storage support plate 33. The material discharge assembly 32 includes a support plate 35, a material discharge swivel 36, a material discharge slider 37 and a material discharge cone 38. The material discharge slider 37 is slidably matched with the support plate 35. A guide groove is opened on the support plate 35. The length direction of the guide groove is arranged along the radial direction of the support plate 35. The material discharge slider 37 is slidably arranged in the guide groove; the support plate 35 is bolted to the upper material storage support plate 33, and the material discharge swivel 36 is connected to the support plate 35. The disk 35 is coaxially arranged and rotatably connected, and a drop hole for the upper retainer to drop is also opened on the support disk 35; the discharge cone 38 is integrally formed with the discharge slider 37, and the discharge cone 38 is arranged at one end of the discharge slider 37 facing the center of the support disk 35, and the discharge cone 38 can be inserted between two adjacent upper retainers, so that the upper retainer located at the bottom can be separated from the upper retainers stacked together, and at the same time, the upper retainer above the discharge cone 38 can be prevented from falling downward.

[0074] refer to Fig.10 and Fig.11 A material discharging driving groove 39 is provided on the material discharging swivel 36, a driving column 40 is welded on the material discharging slider 37, and the driving column 40 is inserted into the material discharging driving groove 39. A toggle piece 41 is integrally formed on the outer side of the material discharging swivel 36, and a toggle cylinder 42 is bolted to the material storage support plate. A U-shaped toggle claw 43 is bolted to the piston rod of the toggle cylinder 42, and the toggle piece 41 is inserted in the toggle claw 43. The extension and retraction of the toggle cylinder 42 can drive the material discharging swivel 36 to rotate, thereby driving the material discharging slider 37 to slide, that is, driving the material discharging cone 38 to slide, so as to place the upper retainers one by one in the gap between the inner ring and the outer ring.

[0075] refer to Fig.12 The riveting conveying mechanism 16 includes a riveting conveying plate 44 rotatably connected to the frame 1, a support column 45 bolted to the riveting conveying plate 44, a clamping assembly 46 for clamping the outer ring, a clamping assembly 47 for pressing the upper retainer onto the ball, and a transfer assembly 48; eight support columns 45 are evenly arranged along the circumferential direction of the riveting conveying plate 44, and a lower accommodating groove 65 is provided at one end of the support column 45 away from the riveting conveying plate 44, and the lower accommodating groove 65 matches the shape of the lower retainer, so that the support column 45 can support the lower retainer more stably.

[0076] refer to Fig.12The clamping assembly 46 is used to clamp the outer ring of the bearing so as to carry the entire assembly to be pressed; the clamping assembly 46 includes a thumb cylinder 49 that slides in the vertical direction and two clamping claws 50, and the two clamping claws 50 are respectively arranged on the two clamping claws of the thumb cylinder 49; the transfer assembly 48 includes a transfer plate 55, a transfer synchronous belt 56 and a transfer motor 57, and the transfer motor 57 is fixedly arranged relative to the frame 1, and the transfer motor 57 drives the transfer synchronous belt 56 through the synchronous wheel. 6 rotates, the transfer plate 55 is bolted to the transfer synchronous belt 56, the frame 1 is bolted with a transfer mounting plate 58, the transfer mounting plate 58 is bolted with a transfer guide rail 59, the transfer plate 55 is bolted with a transfer slider 60 that slides with the transfer guide rail 59, so that the transfer plate 55 can slide more stably; the thumb cylinder 49 is slidably connected to the transfer plate 55, and the transfer plate 55 is provided with a pen-shaped cylinder that drives the thumb cylinder 49 to slide in the vertical direction.

[0077] refer to Fig.12 The clamping assembly 47 includes a clamping mounting plate 51, a guide column 52 and a clamping column 53. The overall structure of the clamping mounting plate 51 is C-shaped, and the clamping mounting plate 51 is bolted to the cylinder body of the thumb cylinder 49; two guide columns 52 are arranged in parallel, and the two guide columns 52 are inserted on the clamping mounting plate 51, and the guide columns 52 are slidably arranged in the vertical direction; a connecting plate is integrally formed on the clamping column 53, and the two guide columns 52 are bolted to the connecting plate at the same time; a clamping spring 54 is sleeved on the guide column 52, and the clamping spring 54 is a thrust spring, and the two ends of the clamping spring 54 are respectively abutted against the clamping mounting plate 51 and the connecting plate, so that the clamping spring 54 can push the guide column 52 to slide toward the retaining frame, so that the clamping column can push the retaining frame to always be pressed against the ball.

[0078] refer to Fig.10 and Fig.13 The lower holding rack conveying mechanism 17 includes a lower material storage component 61 and a material discharge component 32. The lower material storage component 61 is used to store the lower holding rack. A material storage mounting plate 62 that slides in the vertical direction is provided on the frame 1. A driving cylinder is bolted to the frame 1. The driving cylinder is arranged in the vertical direction. The cylinder body and piston rod part of the driving cylinder are respectively connected to the frame 1 and the material storage mounting plate 62; the lower material storage component 61 includes a lower material storage support plate 63 and a lower limit column 64 that are rotatably connected to the material storage mounting plate 62. The lower material storage support plate 63 is circular plate-shaped as a whole. Four drop holes are evenly opened on the lower material storage support plate 63 for the lower holding rack to fall. A mounting frame is bolted to the lower material storage support plate 63. A U-shaped mounting groove is provided on the mounting frame. Four lower limit columns 64 are provided. The four lower limit columns 64 are respectively inserted in the mounting grooves, and the lower limit column 64 is coaxially arranged with the drop hole.

[0079] The structure of the discharge assembly 32 here is the same as the structure of the discharge assembly 32 in the upper retainer conveying mechanism 15, so the same process can be used to place the lower retainer on the support column 45, and then the clamping assembly 46, the clamping assembly 47 and the transfer assembly 48 can be coordinated to place the assembled bearing assembly on the support column 45 with the lower retainer, thereby forming a riveted assembly composed of an inner ring, an outer ring, a ball, an upper retainer and a lower retainer.

[0080] refer to Fig.14 The riveting stamping assembly 18 includes a stamping cylinder 66 and a stamping head 67. An upper accommodating groove is provided at the lower end of the stamping head 67. The upper accommodating groove matches the shape of the upper retaining frame, so that the stamping head 67 can better avoid the upper retaining frame and stamp the rivet sheet on the lower retaining frame when pressing down, so as to more conveniently rivet the upper retaining frame and the lower retaining frame together; a stamping mounting plate 68 is bolted to the frame 1, the stamping cylinder 66 is bolted to the stamping mounting plate 68, and the stamping head 67 is bolted to the piston rod of the stamping cylinder 66; a stamping guide slide rail 69 is bolted to the stamping mounting plate 68, and a stamping slider 70 is bolted to the side of the stamping head 67 facing the stamping mounting plate 68, and the stamping slider 70 slides with the stamping guide slide rail 69.

[0081] Embodiment 2:

[0082] A bearing assembly process is performed by the above-mentioned bearing high-speed assembly integrated machine, and the specific steps are as follows:

[0083] Step 1: Check the outer diameter of the inner ring and the inner diameter of the inner ring respectively to see if they are qualified. If they are qualified, continue to assemble them, and if they are unqualified, put them into the NG box;

[0084] Step 2: Put the inner ring and outer ring together;

[0085] Step 3: Then move the inner ring so that a point on the outer circumference of the inner ring fits with the inner circumference of the outer ring;

[0086] Step 4: Inject balls into the gap between the inner and outer rings;

[0087] Step 5: Gather and evenly separate the balls, and check the number of balls at the same time. The qualified ones will continue to be assembled, and the unqualified ones will be put into the NG box;

[0088] Step 6: Place the upper cage into the gap between the inner ring and the outer ring, and fill the balls into the receiving grooves on the upper cage;

[0089] Step 7: Place the bearing assembly formed in step 6 onto the lower cage, and rivet the lower cage to the upper cage;

[0090] Step 8: Check whether the riveting is qualified. Those that are qualified are placed in the finished product area, and those that are unqualified are placed in the NG box.

[0091] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims

1. A high-speed bearing assembly machine, comprising a frame (1), a sleeve assembly device (2) and a ball mounting device (3) arranged on the frame (1); characterized in that: The sleeve-joining device (2) comprises an inner ring conveying mechanism (4) for conveying the inner ring, an outer ring conveying mechanism (5) for conveying the outer ring, a sleeve-joining conveying mechanism (6), and a riveting device (7); the sleeve-joining conveying mechanism (6) comprises a sleeve-joining conveying disc (8) and a plurality of sleeve-joining support assemblies (9) arranged on the sleeve-joining conveying disc (8); the frame (1) is also provided with a ball-gathering and ball-separating mechanism (10) for evenly arranging the balls, the ball-gathering and ball-separating mechanism (10) comprising a ball-separating conveying disc (11), a bearing assembly (12) arranged on the ball-separating conveying disc (11), a gathering assembly (13) for gathering the balls, and a ball-separating assembly (14) for evenly separating the balls, the ball-separating conveying disc (11) being rotatably connected to the frame (1); the riveting device (7) comprises an upper retainer conveying mechanism (15) for assembling the upper retainer, a riveting conveying mechanism (16), a lower retainer conveying mechanism (17), and a riveting punching assembly (18); The frame (1) is provided with a ball-separating conveying robot for transferring the bearing parts on the combined conveying disc (8) to the ball-separating conveying disc (11); the ball-separating conveying robot is provided on one side of the combined conveying disc (8) and the ball-separating conveying disc (11); The sleeve support assembly (9) comprises a support seat (23), an outer ring limit block (24) and an inner ring limit block (25) which can be inserted into the inner ring, the inner ring limit block (25) and the outer ring limit block (24) are both slidably connected to the support seat (23); a guide slot (26) is provided on the support seat (23), a toggle slider (27) is slidably matched in the guide slot (26), the toggle slider (27) is connected to the inner ring limit block (25), one end of the toggle slider (27) is provided with a toggle arc surface (28), the frame (1) is provided with a toggle block (29) for pushing the toggle slider (27) to slide, and the toggle block (29) is provided with a driving arc surface (30) abutting against the toggle arc surface (28); The riveting conveying mechanism (16) comprises a riveting conveying plate (44) rotatably connected to the frame (1), a supporting column (45) arranged on the riveting conveying plate (44), a clamping assembly (46) for clamping bearing parts, a pressing assembly (47) for pressing the upper retaining frame, and a transfer assembly (48) for transferring bearing parts.

2. The high-speed bearing assembly machine according to claim 1, characterized in that: The upper retainer conveying mechanism (15) comprises an upper material storage component (31) and a material discharge component (32); the upper material storage component (31) comprises an upper material storage support plate (33) and an upper limit column (34); the upper retainer is sleeved on the limit column; the material discharge component (32) comprises a support plate (35), a material discharge swivel (36), a material discharge slider (37) slidably arranged on the support plate (35), and a material discharge pointed cone (38) arranged on the material discharge slider (37); the support plate (35) is connected to the material storage support plate, and the material discharge swivel (36) is connected to the support plate. (35) rotatably connected; the upper material storage support plate (33) and the support plate (35) are both provided with a drop hole for the upper retaining frame to drop down; the material discharge rotating ring (36) is provided with a material discharge driving slide groove (39), the material discharge sliding block (37) is fixed with a driving column (40) inserted into the material discharge driving slide groove (39), the material discharge rotating ring (36) is provided with a toggle plate (41), the material storage support plate is provided with a toggle cylinder (42), and the piston rod of the toggle cylinder (42) is connected with a toggle claw (43) for toggle the toggle plate (41).

3. The high-speed bearing assembly machine according to claim 1, characterized in that: The support column (45) is provided with a lower receiving groove (65) for receiving a lower retaining frame.

4. The high-speed bearing assembly machine according to claim 3, characterized in that: The clamping assembly (46) includes a thumb cylinder (49) that slides in the vertical direction and two clamping claws (50), and the clamping claws (50) are arranged on the two clamping claws of the thumb cylinder (49); the clamping assembly (47) includes a clamping mounting plate (51) connected to the cylinder body of the thumb cylinder (49), a guide column (52) and a clamping column (53), the guide column (52) is inserted on the clamping mounting plate (51), and the guide column (52) is slidably arranged in the vertical direction relative to the clamping mounting plate (51), and the guide column (52) is provided with a clamping spring (54) that drives the clamping column (53) to move away from the thumb cylinder (49).

5. The high-speed bearing assembly machine according to claim 4, characterized in that: The transfer assembly (48) comprises a transfer plate (55), a transfer synchronous belt (56) and a transfer motor (57) for driving the transfer synchronous belt (56) to rotate, wherein the transfer synchronous belt (56) is connected to the transfer plate (55); a transfer mounting plate (58) is arranged on the frame (1), a transfer guide rail (59) is arranged on the transfer mounting plate (58), a transfer slider (60) slidably matched with the transfer guide rail (59) is arranged on the transfer plate (55), and the thumb cylinder (49) is slidably arranged along the vertical direction of the transfer plate (55).

6. The high-speed bearing assembly machine according to claim 2, characterized in that: The lower retainer conveying mechanism (17) comprises a lower material storage component (61) and a material discharge component (32); the frame (1) is provided with a material storage mounting plate (62) slidably arranged in a vertical direction; the lower material storage component (61) comprises a lower material storage support plate (63) and a lower limit column (64) rotatably connected to the material storage mounting plate (62); at least four lower limit columns (64) are arranged along the circumferential direction of the lower material storage support plate (63); and the lower retainer is sleeved on the lower limit column (64).

7. The high-speed bearing assembly machine according to claim 1, characterized in that: The riveting stamping assembly (18) comprises a stamping cylinder (66) connected to a frame (1) and a stamping head (67) connected to a piston rod of the stamping cylinder (66); the frame (1) is connected to a stamping mounting plate (68); a stamping guide rail (69) is arranged on the stamping mounting plate (68); and the stamping head (67) is connected to a stamping slider (70) that is slidably matched with the stamping guide rail (69).

8. A bearing assembly process, characterized in that: The bearing high-speed assembly integrated machine according to any one of claims 1 to 7 is used for assembly, and the specific steps are as follows: Step 1: Check the outer diameter of the inner ring and the inner diameter of the inner ring respectively to see if they are qualified. If they are qualified, continue to assemble them, and if they are unqualified, put them into the NG box; Step 2: Put the inner ring and outer ring together; Step 3: Then move the inner ring so that a point on the outer circumference of the inner ring fits with the inner circumference of the outer ring; Step 4: Inject balls into the gap between the inner and outer rings; Step 5: Gather and evenly separate the balls, and check the number of balls at the same time. The qualified ones will continue to be assembled, and the unqualified ones will be put into the NG box; Step 6: Place the upper cage into the gap between the inner ring and the outer ring, and fill the balls into the receiving grooves on the upper cage; Step 7: Place the bearing assembly formed in step 6 onto the lower cage, and rivet the lower cage to the upper cage; Step 8: Check whether the riveting is qualified. Those that are qualified are placed in the finished product area, and those that are unqualified are placed in the NG box.

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