A multi-station thin-walled sleeve automatic flanging machine

Abstract

The present invention provides a multi-station automatic flanging machine for thin-walled sleeves, belonging to the technical field of sleeve processing. The multi-station automatic flanging machine for thin-walled sleeves comprises a rolling assembly, a flanging assembly and a blanking assembly, wherein the blanking assembly is used to complete the shearing of the strip and push the sheared strip into the rolling assembly, the rolling assembly is used to complete the rolling of the strip, and finally the flanging assembly completes the 45° flanging and 90° flanging of the strip. The multi-station automatic flanging machine for thin-walled sleeves of the present invention improves the processing quality of thin-walled sleeves and reduces labor intensity.

Description

Technical Field

[0001] The invention belongs to the technical field of shaft sleeve processing, and in particular relates to a multi-station thin-wall shaft sleeve automatic flanging machine. Background Art

[0002] The shaft sleeve is a flange-shaped cylindrical mechanical part that is sleeved on the rotating shaft. Due to its simple structure, good wear resistance and easy assembly and disassembly, the shaft sleeve has been widely used in automobiles, motorcycles, machine tool industry, engineering machinery, hydraulic cylinders, hydraulic oil pumps, textiles, printing, pharmaceuticals, food, packaging, and home appliance machinery.

[0003] At present, most domestic manufacturers that require thin-walled bushings are manually formed in a single process, using a manually controlled press to stamp the sheet metal one by one. During the processing, workers need to control the stamping stroke and debug the mold. The mold replacement and stamping stroke adjustment in different processes will lead to deviations in the dimensional accuracy of the parts, resulting in a high scrap rate. Since thin-walled bushings are mass-produced parts, this type of processing method will also lead to low production efficiency and high labor intensity. Summary of the invention

[0004] In view of the shortcomings in the prior art, the present invention provides a multi-station thin-walled shaft sleeve automatic flanging machine, which greatly improves the qualified rate of processed products and reduces labor intensity.

[0005] The present invention achieves the above technical objectives through the following technical means.

[0006] A multi-station thin-walled sleeve automatic flanging machine, comprising:

[0007] The rolling assembly includes a cylinder A, a power source, a shaping rotating plate, a Hafu mold, a flanging die, a push rod, a cylinder A, a rolling bar and a rolling plate; the piston rod of the cylinder A is fixedly connected to the pushing movable plate, and the pushing movable plate is fixedly connected to the push rod; the power source is connected to one end of the indexing shaft, and after the indexing shaft passes through the pushing movable plate, it is key-connected to the shaping rotating plate, and the end of the indexing shaft is rotatably connected to the shaping plate; a flanging die is fixed on the shaping plate, and the flanging die is coaxial with the push rod; a number of Hafu molds are evenly fixedly connected to the shaping rotating plate, one of which is coaxial with the rolling guide sleeve fixed on the shaping plate; a rolling plate is provided on the shaping plate, and a 9-shaped channel is opened in the horizontal direction of the rolling plate, and the circular part of the 9-shaped channel is coaxial with the rolling guide sleeve, one end of the rolling bar extends into the horizontal part of the 9-shaped channel, and the other end of the rolling bar is fixed on the rolling pushing movable plate, and the rolling pushing movable plate is connected to the piston rod of the cylinder A;

[0008] The flanging assembly comprises a flanging shaping moving plate, a servo motor, a ball screw, a shaping sliding plate, a curling punch, a cylinder B, a 90° flanging punch and a 45° flanging punch; a pair of parallel slide rails are arranged on the flanging shaping moving plate, the shaping sliding plate moves along the slide rails, a 90° flanging punch and a 45° flanging punch are fixed on the shaping sliding plate, and in the initial position, the 45° flanging punch is coaxial with the flanging die; the output shaft of the servo motor is connected with one end of the ball screw, the end of the ball screw is supported on the flanging shaping moving plate, and the ball screw is connected with the shaping sliding plate through a screw nut; the curling punch is fixed on the flanging shaping moving plate, and the curling punch is coaxial with the curling guide sleeve; the flanging shaping moving plate is connected with the piston rod of the cylinder B;

[0009] The blanking assembly includes an oil cylinder C, an upper movable plate for blanking, an air cylinder B, a linear guide rail, a blanking push plate, a guide column, a lower guide plate, an upper guide plate, a blanking die and a blanking punch; the piston rod of the oil cylinder C is fixedly connected to the upper movable plate for blanking, a blanking punch and a blanking push plate are arranged below the upper movable plate for blanking, and the lower end surface of the blanking push plate is on the same horizontal plane as the upper end surface of the blanking punch; the blanking push plate is fixed on the guide rail slider, and the guide rail slider is connected to the movable part of the air cylinder B. The plug rod is connected, and the guide rail slider moves along the linear guide rail; a pair of guide columns are fixed on the workbench, and the center lines of the two guide columns coincide with the center line of the blanking punch; the upper guide plate is fixed above the lower guide plate, and a gap is left between the upper guide plate and the lower guide plate, and the gap is aligned with the horizontal part of the 9-shaped channel, and the bottom end of the lower guide plate is fixed on the shaping plate; a pair of blanking die are on both sides of the lower end of the upper movable plate of the blanking die, and the center lines of the blanking die and the blanking punch coincide.

[0010] In the above technical solution, the power source includes a motor and a reducer, the output shaft of the motor is connected to the reducer, and the reducer is connected to one end of the indexing shaft through a coupling A.

[0011] In the above technical solution, the pusher movable plate is slidably matched with a pair of shaping guide pillars A, one end of the shaping guide pillar is fixedly connected to the fixed plate, and the other end is fixedly connected to the shaping plate, and the fixed plate is equipped with a cylinder A and a reducer.

[0012] In the above technical solution, a deep groove ball bearing is provided between the indexing shaft and the fixed plate, and a tapered roller bearing is provided between the indexing shaft and the shaping plate.

[0013] In the above technical solution, a through hole is also provided on the shaping plate next to the flanging die to facilitate the movement of the 90° flanging punch and the 45° flanging punch.

[0014] In the above technical solution, a slideway is provided below the side of the flanging die away from the push rod.

[0015] In the above technical solution, a rolling baffle is installed on the side of the horizontal portion of the 9-shaped channel away from the rolling guide sleeve.

[0016] In the above technical solution, the rolling and pushing moving plate is slidably matched with a pair of rolling and pushing guide pins, one end of the rolling and pushing guide pin is fixed on the shaping plate, and the other end is fixed to the cylinder fixing plate, and the cylinder A is installed on the cylinder fixing plate.

[0017] In the above technical solution, the flanging shaping movable plate is slidably matched with a pair of shaping guide pillars B, one end of the shaping guide pillars B is fixedly connected to the cylinder fixing plate, and the cylinder B is installed on the cylinder fixing plate.

[0018] In the above technical solution, the upper movable plate of blanking is slidably matched with the blanking guide pillar, one end of the blanking guide pillar is fixedly connected to the upper fixed plate of blanking, and the other end is fixedly connected to the lower die seat of blanking; the oil cylinder C is installed on the upper fixed plate of blanking.

[0019] The beneficial effects of the present invention are as follows: the multi-station automatic flanging machine for thin-walled sleeves of the present invention comprises a curling assembly, a flanging assembly and a blanking assembly. When the multi-station automatic flanging machine for thin-walled sleeves is working, the blanking assembly completes the cutting of the strip and pushes it to the curling assembly, the curling assembly completes the curling of the strip, and finally the flanging assembly completes the 45° flanging and 90° flanging of the strip. The multi-station automatic flanging machine for thin-walled sleeves of the present invention does not require adjusting the stamping stroke and installing and debugging molds of different processes, so the labor intensity is greatly reduced, and the processing efficiency of thin-walled sleeve products is improved. At the same time, it solves the quality problems such as loss of roundness, uneven wall thickness, and even cracking during the processing of thin-walled sleeves. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the multi-station thin-walled sleeve automatic flanging machine of the present invention;

[0021] Figure 2 It is a left side view of the rolling assembly of the present invention;

[0022] Figure 3 This is a rear view of the curling assembly of the present invention;

[0023] Figure 4 This is a front view of the flanging assembly of the present invention;

[0024] Figure 5 It is a side view of the flanging assembly of the present invention;

[0025] Figure 6 It is a side view of the blanking assembly of the present invention;

[0026] Figure 7 It is a rear view of the blanking assembly of the present invention;

[0027] In the figure: 1-cylinder A, 2-motor, 3-reducer, 4-coupling A, 5-fixed plate, 6-deep groove ball bearing, 7-push material moving plate, 8-nut A, 9-sliding bearing, 10-shaping guide column A, 11-shaping rotating plate, 12-dividing shaft, 14-Harvest mold, 15-rolling guide sleeve, 16-Harvest mold clamping block, 17-flanging die, 19-shaping die fixing flange, 20-shaping plate, 21-push rod, 22-transition shaft, 23-rolling push material moving plate, 24-cylinder fixed plate, 26-cylinder A, 27-nut B, 28-rolling bar fixed plate, 29-wedge block, 30-linear bearing, 31-rolling bar, 32-rolling push material guide column, 33-rolling plate, 34-rolling baffle, 35-slideway, 36-tapered roller bearing, 37-flanging shaping moving plate, 38-slide rail, 39-servo motor, 40-coupling B, 41-ball screw, 42-shaping guide column B, 43-shaping sliding plate, 44-rolling punch, 45-fixed shaft, 46-cylinder B, 47-cylinder fixed plate, 48-90° flanging punch, 49-45° flanging punch, 50-cylinder C, 51-blank upper fixed plate, 52-blank guide column, 53-blank upper movable plate, 54-cylinder B, 55-linear guide rail, 56-blanking push plate, 57-blanking lower die seat, 58-guide column, 59-lower guide plate, 60-upper guide plate, 61-blanking die, 62-blanking pressure plate, 63-blanking punch, 64-guide trough, 65-blanking lower template, 66-bracket. DETAILED DESCRIPTION

[0028] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments, but the protection scope of the present invention is not limited thereto.

[0029] like Figure 1 As shown, a multi-station thin-walled shaft sleeve automatic flanging machine of the present invention comprises a curling assembly, a flanging assembly and a blanking assembly, and the curling assembly, the flanging assembly and the blanking assembly are all arranged on a workbench.

[0030] like Figure 2 , 3As shown, the rolling assembly includes a cylinder A1, a motor 2, a reducer 3, a fixed plate 5, a pusher plate 7, a shaping guide post A10, a shaping rotating plate 11, a dividing shaft 12, a Hafu mold 14, a flanging die 17, a shaping plate 20, a pusher rod 21, a rolling pusher plate 23, a cylinder A26, a rolling bar fixed plate 28, a rolling bar 31, a rolling pusher guide post 32, a rolling plate 33 and a slideway 35; the cylinder A1 is fixed on the fixed plate 5, and the piston rod of the cylinder A1 passes through the fixed plate 5 in turn and is fixedly connected to the pusher plate 7, and the pusher plate 7 is connected to the pusher rod 21 through the transition shaft 22; the output shaft of the motor 2 is connected to the reducer 3, the reducer 3 is fixed on the fixed plate 5, and the reducer The machine 3 is connected to one end of the indexing shaft 12 through the coupling A4, and the indexing shaft 12 is matched with the deep groove ball bearing 6 near the coupling A4, and the deep groove ball bearing 6 is installed on the fixed plate 5. After the indexing shaft 12 passes through the pusher movable plate 7, it is key-connected with the shaping rotating plate 11, and the end of the indexing shaft 12 is matched with the tapered roller bearing 36, and the tapered roller bearing 36 is installed on the shaping plate 20; a pair of shaping guide pillars A10 pass through the fixed plate 5 and the pusher movable plate 7 in turn, and the shaping guide pillars A10 and the fixed plate 5 are fixed by nuts A8, and a sliding bearing 9 is provided between the shaping guide pillars A10 and the pusher movable plate 7; the other end of the shaping guide pillar 10 is fixedly connected to the shaping plate 20, and the shaping plate 20 is connected to the shaping rotating plate 11 There is a gap between them, and the shaping plate 20 is provided with three through holes, in which a flanging die 17 is fixed by a flange in one of the through holes, and the flanging die 17 is coaxial with the push rod 21, and the other two through holes leave space for the 90° flanging punch 48 and the 45° flanging punch 49 to move in the horizontal direction; the Hafu mold 14 is fixed on the shaping rotating plate 11 by a clamping block, and there are four Hafu molds 14, which are evenly distributed on the shaping rotating plate 11, and a rolling guide sleeve 15 is fixed on the shaping plate 20, and the rolling guide sleeve 15 is coaxial with one of the Hafu molds 14; a slideway 35 is provided at the lower side of the flanging die 17 away from the push rod 21; a rolling plate 33 is provided on the shaping plate 20, and a 9-shaped channel is opened on the rolling plate 33 in the horizontal direction, and the circular part of the 9-shaped channel is coaxial with the rolling guide sleeve 15, and the horizontal part of the 9-shaped channel A rolling baffle 34 is installed on the side away from the rolling guide sleeve 15; a pair of rolling pushing guide pins 32 are fixed on the side of the shaping plate 20 close to the 9-shaped channel, and the other ends of the rolling pushing guide pins 32 pass through the rolling pushing movable plate 23 and the cylinder fixing plate 24 in sequence, and the rolling pushing guide pins 32 and the cylinder fixing plate 24 are connected by nuts B27, and the linear bearings 30 between the rolling pushing guide pins 32 and the rolling pushing movable plate 23 cooperate, and the cylinder A26 is fixed on the cylinder fixing plate 24, and the piston rod of the cylinder A26 is connected to the rolling pushing movable plate 23; one end of the rolling bar 31 extends into the horizontal part of the 9-shaped channel, and the other end of the rolling bar 31 is fixed on the rolling pushing movable plate 23 through the rolling bar fixing plate 28, and the rolling bar 31 and the rolling bar fixing plate 28 are locked by wedge blocks 29 and screws.

[0031] like Figure 4 , 5 As shown, the flanging assembly includes a flanging shaping moving plate 37, a slide rail 38, a servo motor 39, a coupling B40, a ball screw 41, a shaping guide column B42, a shaping sliding plate 43, a curling punch 44, a fixed shaft 45, a cylinder B46, a 90° flanging punch 48 and a 45° flanging punch 49; a pair of parallel slide rails 38 are provided on the flanging shaping moving plate 37, the shaping sliding plate 43 moves along the slide rails 38, and the shaping sliding plate 43 is fixed with a 90° flanging punch 48 and a 45° flanging punch 49 (initial When in the initial position, the 45° flanging punch 49 is coaxial with the flanging die 17, the 90° flanging punch 48 is arranged close to the servo motor 39, the servo motor 39 is fixed on the flanging shaping moving plate 37, and the output shaft of the servo motor 39 is connected to one end of the ball screw 41 through a coupling B40, the end of the ball screw 41 is supported on the flanging shaping moving plate 37 through a bearing, and the ball screw 41 is connected to the shaping sliding plate 43 through a screw nut; a rolling punch 44 is fixed on the flanging shaping moving plate 37, and the rolling punch 44 Coaxial with the rolling guide sleeve 15; a pair of shaping guide pillars B42 pass through the flanging shaping movable plate 37 and the cylinder fixed plate 47 in sequence, a bearing is provided between the shaping guide pillars B42 and the flanging shaping movable plate 37, the shaping guide pillars B42 and the cylinder fixed plate 47 are fixed by nuts, the cylinder fixed plate 47 is installed with the cylinder B46, and the piston rod of the cylinder B46 is connected to the flanging shaping movable plate 37.

[0032] like Figure 6 , 7As shown, the blanking assembly includes a cylinder C50, an upper fixed plate 51 for blanking, a blanking guide column 52, an upper movable plate 53 for blanking, a cylinder B54, a linear guide rail 55, a blanking push plate 56, a blanking lower die seat 57, a guide column 58, a lower guide plate 59, an upper guide plate 60, a blanking die 61, a blanking pressure plate 62, a blanking punch 63 and a guide trough 64; the cylinder C50 is fixed on the upper fixed plate 51 for blanking, the blanking guide column 52 passes through the upper fixed plate 51 and the upper movable plate 53 for blanking in sequence, and the blanking guide column 52 and the upper fixed plate 51 for blanking are fixed by nuts, a linear bearing is provided between the blanking guide column 52 and the upper movable plate 53 for blanking, the upper part of the upper movable plate 53 for blanking is fixedly connected to the piston rod of the cylinder C50, and the bottom end of the blanking guide column 52 is fixed to the blanking lower die seat 57 On the upper movable plate 53 is provided below the blanking punch 63 and the blanking push plate 56, the lower end surface of the blanking push plate 56 and the upper end surface of the blanking punch 63 are on the same horizontal plane; the blanking punch 63 is fixed on the blanking lower template 65, the blanking lower template 65 The upper part is fixed on the blanking lower die seat 57, and a material guide groove 64 is installed on one side of the blanking lower template 65; the blanking push plate 56 is fixed on the guide rail slider, the guide rail slider is connected to the piston rod of the cylinder B54, and the guide rail slider moves along the linear guide 55, the linear guide 55 is fixed in the groove of the bracket 66, and the cylinder B54 is fixed on the bracket 66; a pair of guide columns 58 are fixed on the workbench, and the center lines of the two guide columns 58 coincide with the center line of the blanking punch 63; the upper guide plate 60 is fixed above the lower guide plate 59, and a gap is left between the upper guide plate 60 and the lower guide plate 59, and the gap is aligned with the horizontal part of the 9-shaped channel, and the bottom end of the lower guide plate 59 is fixed on the shaping plate 20; the blanking pressure plate 62 is installed in the middle position of the lower end of the blanking upper movable plate 53, and a pair of blanking dies 61 are on both sides of the lower end of the blanking upper movable plate 53, and the center lines of the blanking dies 61 and the blanking punch 63 coincide.

[0033] The fixing plate 5, the shaping plate 20, the cylinder fixing plate 24, the blanking lower die base 57 and the oil cylinder fixing plate 47 are all fixed on the workbench, and the top ends of the fixing plate 5, the shaping plate 20 and the oil cylinder fixing plate 47 are also fixed by a fixing plate.

[0034] In the present invention, the operations of the oil cylinder A1, the motor 2, the air cylinder A26, the servo motor 39, the oil cylinder B46, the oil cylinder C50, and the air cylinder B54 are all controlled by PLC.

[0035] The working principle of the multi-station thin-walled sleeve automatic flanging machine of the present invention is as follows: the strip material passes through the middle of a pair of guide columns 58 until it reaches the top of the blanking punch 63, the oil cylinder C50 starts to work, pushes the upper movable plate 53 of the blanking material to move downward, the blanking die 61 interacts with the blanking punch 63 to cut the strip material, and the waste material is pushed out along the guide groove 64, and the oil cylinder C50 resets; the cylinder B54 starts to work, drives the blanking material pushing plate 56 to move, pushes the cut strip material to the gap between the upper guide plate 60 and the lower guide plate 59, and then enters the horizontal part of the 9-shaped channel, when the strip material hits the rolling baffle 34, the cylinder B54 resets; the cylinder A26 starts to work, drives the rolling strip 31 to move, and the strip material is in the 9-shaped channel. Rolling, cylinder A26 resets; cylinder B46 starts working, driving the flanging shaping moving plate 37 to move, and the rolling punch 44 pushes the rolled strip through the rolling guide sleeve 15 to one of the Haver molds 14, and the cylinder B46 resets; motor 2 starts working, driving the shaping rotating plate 11 to rotate 90°, at this time the Haver mold 14 with the rolled strip is coaxial with the push rod 21 and the flanging die 17, and motor 2 stops working; cylinder A1 starts working, driving the push rod 21 to move, pushing the strip on the Haver mold 14 to the inside of the flanging die 17, cylinder A1 maintains pressure, cylinder B46 starts working again, the 45° flanging punch 49 interacts with the flanging die 17 to make the strip flanging 45°, and cylinder B46 It resets again; the servo motor 39 starts working, driving the ball screw 41 to rotate, and the flanging shaping movable plate 37 moves toward the end away from the servo motor 39, so that the 90° flanging punch 48 is coaxial with the flanging die 17 (the coaxiality of the 90° flanging punch 48 and the flanging die 17 is achieved by the stroke of the servo motor 39), the servo motor 39 stops working, the 90° flanging punch 48 interacts with the flanging die 17 to make the strip flanging 90°, and the cylinder A1 and the cylinder B46 are both reset; when the next rolled strip is pushed into the flanging die 17, the strip flanging 90° is pushed out and slides out along the slide 35, completing a cycle.

[0036] The embodiments are preferred implementations of the present invention, but the present invention is not limited to the above-mentioned implementations. Any obvious improvements, substitutions or modifications that can be made by those skilled in the art without departing from the essential content of the present invention belong to the protection scope of the present invention.

Claims

1. A multi-station thin-walled sleeve automatic flanging machine, characterized in that: include: The rolling assembly comprises an oil cylinder A (1), a power source, a shaping rotating plate (11), a Hafu mold (14), a flanging die (17), a push rod (21), an air cylinder A (26), a rolling strip (31) and a rolling plate (33); the piston rod of the oil cylinder A (1) is fixedly connected to the pushing movable plate (7), and the pushing movable plate (7) is fixedly connected to the pushing rod (21); the power source is connected to one end of a dividing shaft (12), and after the dividing shaft (12) passes through the pushing movable plate (7), it is key-connected to the shaping rotating plate (11), and the end of the dividing shaft (12) is rotatably connected to the shaping plate (20); the flanging die (17) is fixed on the shaping plate (20), and The flanging die (17) is coaxial with the push rod (21); a plurality of Haver molds (14) are evenly fixedly connected to the shaping rotating plate (11), one of which is coaxial with the rolling guide sleeve (15) fixed on the shaping plate (20); a rolling plate (33) is provided on the shaping plate (20), a 9-shaped channel is opened in the horizontal direction of the rolling plate (33), and the circular part of the 9-shaped channel is coaxial with the rolling guide sleeve (15), one end of the rolling strip (31) extends into the horizontal part of the 9-shaped channel, and the other end of the rolling strip (31) is fixed on the rolling pushing movable plate (23), and the rolling pushing movable plate (23) is connected to the piston rod of the cylinder A (26); The flanging assembly comprises a flanging shaping moving plate (37), a servo motor (39), a ball screw (41), a shaping sliding plate (43), a rolling punch (44), a cylinder B (46), a 90° flanging punch (48) and a 45° flanging punch (49); the flanging shaping moving plate (37) is provided with a pair of parallel slide rails (38), the shaping sliding plate (43) moves along the slide rails (38), the shaping sliding plate (43) is fixed with a 90° flanging punch (48) and a 45° flanging punch (49), when in the initial position, The 45° flanging punch (49) is coaxial with the flanging die (17); the output shaft of the servo motor (39) is connected to one end of a ball screw (41), the end of the ball screw (41) is supported on a flanging shaping movable plate (37), and the ball screw (41) is connected to a shaping sliding plate (43) via a screw nut; the rolling punch (44) is fixed on the flanging shaping movable plate (37), and the rolling punch (44) is coaxial with the rolling guide sleeve (15); the flanging shaping movable plate (37) is connected to a piston rod of an oil cylinder B (46); The blanking assembly comprises an oil cylinder C (50), an upper movable plate (53) for blanking, an air cylinder B (54), a linear guide rail (55), a blanking push plate (56), a guide column (58), a lower guide plate (59), an upper guide plate (60), a blanking die (61) and a blanking punch (63); the piston rod of the oil cylinder C (50) is fixedly connected to the upper movable plate (53) for blanking, a blanking punch (63) and a blanking push plate (56) are arranged below the upper movable plate (53), the lower end surface of the blanking push plate (56) and the upper end surface of the blanking punch (63) are on the same horizontal plane; the blanking push plate (56) is fixed on a guide rail slider, and the guide rail slider is aligned with the blanking die. The piston rod of the cylinder B (54) is connected, and the guide rail slider moves along the linear guide rail (55); a pair of guide columns (58) are fixed on the workbench, and the center lines of the two guide columns (58) coincide with the center line of the blanking punch (63); the upper guide plate (60) is fixed above the lower guide plate (59), and a gap is left between the upper guide plate (60) and the lower guide plate (59), and the gap is aligned with the horizontal part of the 9-shaped channel, and the bottom end of the lower guide plate (59) is fixed on the shaping plate (20); a pair of blanking dies (61) are arranged on both sides of the lower end of the blanking upper movable plate (53), and the center lines of the blanking dies (61) and the blanking punch (63) coincide.

2. The multi-station thin-walled sleeve automatic flanging machine according to claim 1 is characterized in that: The power source comprises a motor (2) and a reducer (3), the output shaft of the motor (2) is connected to the reducer (3), and the reducer (3) is connected to one end of the indexing shaft (12) via a coupling A (4).

3. The multi-station thin-walled sleeve automatic flanging machine according to claim 2 is characterized in that: The pusher movable plate (7) is slidably matched with a pair of shaping guide pillars A (10), one end of the shaping guide pillar A (10) is fixedly connected to the fixed plate (5), and the other end is fixedly connected to the shaping plate (20), and the fixed plate (5) is equipped with an oil cylinder A (1) and a reducer (3).

4. The multi-station thin-walled sleeve automatic flanging machine according to claim 1 is characterized in that: A deep groove ball bearing (6) is provided between the indexing shaft (12) and the fixed plate (5), and a tapered roller bearing (36) is provided between the indexing shaft (12) and the shaping plate (20).

5. The multi-station thin-walled sleeve automatic flanging machine according to claim 1 is characterized in that: A through hole is also provided on the shaping plate (20) beside the flanging concave die (17) to facilitate the movement of the 90° flanging convex die (48) and the 45° flanging convex die (49).

6. The multi-station thin-walled sleeve automatic flanging machine according to claim 1, characterized in that: A slideway (35) is provided below the side of the flanging die (17) away from the push rod (21).

7. The multi-station thin-walled sleeve automatic flanging machine according to claim 1 is characterized in that: A rolling baffle (34) is installed on the side of the horizontal portion of the 9-shaped channel away from the rolling guide sleeve (15).

8. The multi-station thin-walled sleeve automatic flanging machine according to claim 1, characterized in that: The rolling material pushing movable plate (23) is slidably matched with a pair of rolling material pushing guide pillars (32), one end of the rolling material pushing guide pillars (32) is fixed on the shaping plate (20), and the other end is fixed to the cylinder fixing plate (24), and the cylinder A (26) is installed on the cylinder fixing plate (24).

9. The multi-station thin-walled sleeve automatic flanging machine according to claim 1, characterized in that: The flanging shaping movable plate (37) is slidably matched with a pair of shaping guide pillars B (42), one end of the shaping guide pillars B (42) is fixedly connected to a cylinder fixing plate (47), and the cylinder fixing plate (47) is equipped with a cylinder B (46).

10. The multi-station thin-walled sleeve automatic flanging machine according to claim 1, characterized in that: The upper movable plate (53) of blanking is slidably matched with the blanking guide column (52); one end of the blanking guide column (52) is fixedly connected to the upper fixed plate (51) of blanking, and the other end is fixedly connected to the lower die seat (57) of blanking; and an oil cylinder C (50) is installed on the upper fixed plate (51) of blanking.

Images