CN210648357U - Electric feeding device of integral die for rotary forging machine - Google Patents

Abstract

The utility model discloses an electric feeding device of integral die for pendulum rolling machine, including switch board, pendulum rolling machine, swing servo motor, drawing of patterns hydro-cylinder, advance and retreat servo motor and fixed plate, its characterized in that: two brackets are arranged on the fixed plate, a rotating plate is rotatably arranged between the two brackets, and an output shaft of the planetary reducer is fixedly connected with a rotating shaft of the rotating plate; slide bars are arranged in fixed sliding sleeves at two ends of the rotating plate, integral die mounting seats are arranged at the front ends of the two slide bars, a lower transverse plate is arranged at the rear end of the two slide bars, a ball screw, a sleeve, a middle transverse plate and an upper transverse plate are arranged between the rotating plate and the lower transverse plate, the front end of the ball screw is in meshing transmission with a forward and backward servo motor, the rear end of the ball screw penetrates through a screw nut at the front end of the sleeve and is inserted into the cavity of the sleeve, and the rear end of the sleeve; a square head adjusting screw rod is arranged on the lower transverse plate; a demoulding oil cylinder is arranged between the middle transverse plate and the upper transverse plate. Use the utility model discloses the car semi-axis blank ring flange of production can not produce the die joint, and the surface of ring flange does not have the burr.

Description

Electric feeding device of integral die for rotary forging machine

Technical Field

The utility model relates to an improvement of ring flange pendulum rolling production technology of car semi-axis blank, specific whole mould electric feeding unit for pendulum rolling machine that says so.

Background

In the current production process of automobile half-shaft blanks, a production method of forming by using a split die in a rotary forging mode is adopted: (1) cutting a round steel bar stock matched with the product model; (2) one end of the round steel bar is fed into a medium-frequency induction heating furnace to be heated; (3) after heating, taking out the round steel bar, and sending the round steel bar into a die cavity of a pre-upsetting machine for pre-upsetting to thicken one end of the flange plate; (4) then sending the mixture into a medium-frequency induction heating furnace for heating; (5) and taking out the blank when the temperature reaches 1100-1500 ℃, aligning the heating end into a die cavity of a rotary forging machine, and performing rotary forging to form the flange plate of the automobile half-shaft blank.

Such as: "automobile front and rear axle half shaft pre-upsetting and swing grinding continuous production equipment" patent number is CN201610647482.9 that Shandong Huifeng transmission company Limited submitted in 2016.08.10, and it discloses "including pre-upsetting machine, swing grinding machine and intermediate frequency induction heating furnace, its characterized in that: the medium-frequency induction heating furnace comprises a furnace body, wherein three medium-frequency induction heating coils are arranged in the furnace body side by side, and the middle part of each medium-frequency induction heating coil is provided with a heating chamber; the front side of the furnace body is provided with a feeding carrier roller with the transmission direction aligned to the mouth of the corresponding heating chamber through a feeding bracket; a taking-out and overturning vertical feeding manipulator is arranged at the front side of the pre-header; the front side of the swing mill is provided with a taking-out rotary axial feeding manipulator. ".

The traditional split die swing-rolling forming production method of the automobile half shaft blank has the following defects: due to the adoption of the split die, a split parting surface of the split die can be formed, when a flange plate of an automobile half shaft blank is molded, the deformation consumption of the split parting surface is uncontrollable, the burrs of the finished blank are large, the service life of the split die is short, the subsequent turning is difficult, and the consumption of a subsequent machine tool and a cutter is large.

Disclosure of Invention

An object of the utility model is to provide an adopt the ring flange of whole mould pendulum rolling shaping production car semi-axis blank, can not produce the die joint, the surperficial no burr of ring flange reduces the degree of difficulty of follow-up processing, adopts servo motor drive, labour saving and time saving improves machining efficiency's pendulum rolling machine and uses whole mould electric feeding device.

In order to achieve the above purpose, the utility model adopts the technical scheme that: this pendulum is electronic material feeding unit of integral mould for rolling machine, including the switch board, the pendulum rolling machine, swing servo motor, the drawing of patterns hydro-cylinder, advance and retreat servo motor and fixed plate, be equipped with upper die base and die holder on the pendulum rolling machine, the fixed plate that is equipped with on the lateral wall of the mould accent of pendulum rolling machine, swing servo motor and advance and retreat servo motor are connected with the switch board through the wire respectively, swing servo motor's pivot and planetary reducer are connected the transmission, the drawing of patterns hydro-cylinder is connected with the switch board through oil pipe, its characterized in that: the upper end of the fixed plate is fixedly provided with two symmetrical brackets, one bracket is fixedly provided with a swing servo motor, a rotating plate is arranged between the two brackets through a rotating shaft, and an output shaft of the planetary reducer is fixedly connected with the rotating shaft of the rotating plate; a driving and reversing servo motor is fixedly arranged on the rotating plate, a through hole is arranged in the middle of the rotating plate, fixed sliding sleeves are respectively and fixedly arranged at two end parts of the rotating plate, the two fixed sliding sleeves are mutually symmetrical, sliding rods are arranged in the fixed sliding sleeves in a sliding manner, an integral die mounting seat is fixedly arranged at the front ends of the two sliding rods, an integral die is fixedly arranged on the integral die mounting seat, a workpiece inserting hole is arranged on the integral die mounting seat, a die cavity matched with a flange plate of an automobile half-shaft blank is arranged in the middle of the integral die, a lower transverse plate is fixedly arranged at the rear ends of the two sliding rods, a ball screw, a sleeve, a middle transverse plate and an upper transverse plate are arranged between the rotating plate and the lower transverse plate, two ends of the middle transverse plate and the upper transverse plate are respectively sleeved on the sliding rods at two sides in a sliding manner, the front, the rear end of the sleeve is fixedly connected with the lower transverse plate; the middle part of the lower transverse plate is in threaded connection with a square head adjusting screw rod, and the upper end of the square head adjusting screw rod is rotationally connected with the bottom plate surface of the middle transverse plate; a demoulding oil cylinder is fixedly arranged on the upper plate surface of the middle transverse plate, a piston rod of the demoulding oil cylinder is fixedly connected with the upper transverse plate, and a workpiece limiting seat is fixedly arranged in the middle of the upper transverse plate; the central line of the workpiece insertion hole of the integral die mounting seat, the central line of the die cavity of the integral die, the central line of the through hole of the rotating plate and the central line of the workpiece limiting seat are overlapped.

The beneficial effects of the utility model reside in that: the flange plate of the automobile half shaft blank is produced by adopting the integral die to perform rotary forging forming, a parting surface cannot be generated, no burrs exist on the surface of the flange plate, the difficulty of subsequent processing is reduced, the flange plate is driven by a servo motor, time and labor are saved, and the processing efficiency and the processing precision are improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention in a partially cut-away state.

Fig. 2 is a schematic view of the structure of the present invention.

Fig. 3 is a schematic diagram of the structure of the present invention viewed from the right.

Fig. 4 is a schematic sectional view of the structure of the present invention along the direction a-a in fig. 3.

In the figure: 1. a control cabinet; 2. a fixing plate; 3. a monolithic mold; 4. an integral mold mount; 5. A swing servo motor; 6. a demoulding oil cylinder; 7. a sleeve; 8. a square head adjusting screw; 9. a rotary forging machine; 91. an upper die holder; 92. a lower die holder; 10. a slide bar; 11. a rotating plate; 12. fixing the sliding sleeve; 13. a support; 14. a forward and backward servo motor; 15. a lower transverse plate; 16. a middle horizontal plate; 17. an upper transverse plate; 18. a workpiece limiting seat; 19. a planetary reducer; 20. a ball screw; 21. a lead screw nut; 22. and a through hole.

Detailed Description

The present invention is manufactured with reference to fig. 1, 2, 3, and 4.

This swing mill is with electronic material feeding unit of integral mould, including switch board 1, swing mill 9, swing servo motor 5, demoulding cylinder 6, advance and retreat servo motor 14 and fixed plate 2, be equipped with upper die base 91 and die holder 92 on swing mill 9, fixed plate 2 that is equipped with on the lateral wall of the die cavity mouth of swing mill 9, swing servo motor 5 and advance and retreat servo motor 14 are connected with switch board 1 through the wire respectively, swing servo motor 5's pivot and planetary reducer 19 are connected the transmission, demoulding cylinder 6 is connected with switch board 1 through oil pipe, control swing servo motor 5 respectively through switch board 1, advance and retreat servo motor 14 and the operating condition of hydro-cylinder demoulding 6, its characterized in that: the upper end of the fixed plate 2 is fixedly provided with two brackets 13 which are symmetrical to each other, one bracket 13 is fixedly provided with a swing servo motor 5, a rotating plate 11 is arranged between the two brackets 13 through a rotating shaft, an output shaft of a planetary reducer 19 is fixedly connected with the rotating shaft of the rotating plate 11, the rotating plate 11 is driven to swing through the planetary reducer 19, and finally the swing of the integral die mounting seat 4 is realized; a forward and backward servo motor 14 is fixedly arranged on the rotating plate 11, a through hole 22 is arranged in the middle of the rotating plate 11, two fixed sliding sleeves 12 are respectively fixedly arranged at two ends of the rotating plate 11, the two fixed sliding sleeves 12 are mutually symmetrical, sliding rods 10 are arranged in the fixed sliding sleeves 12 in a sliding manner, integral die mounting seats 4 are fixedly arranged at the front ends of the two sliding rods 10, an integral die 3 is fixedly arranged on the integral die mounting seats 4, a workpiece inserting hole is arranged on the integral die mounting seat 4, a die cavity matched with a flange plate of an automobile half-shaft blank is arranged in the middle of the integral die 3, a lower transverse plate 15 is fixedly arranged at the rear ends of the two sliding rods 10, a middle transverse plate 16 and an upper transverse plate 17 are arranged between the rotating plate 11 and the lower transverse plate 15, two ends of the middle transverse plate 16 and the upper transverse plate 17 are respectively sleeved on the sliding rods 10 at two sides in a sliding manner, a ball screw 20 and a sleeve, the rear end of the ball screw 20 penetrates through a screw nut 21 at the front end of the sleeve 7 and is inserted into the cavity of the sleeve 7, the rear end of the sleeve 7 is fixedly connected with the lower transverse plate 15, the ball screw 20 is driven by the advancing and retreating servo motor 14, so that the lower transverse plate 15 and the slide rod 10 are driven to move, the distance between the rotating plate 11 and the lower transverse plate 15 is adjusted, and the axial movement of the integral die mounting seat 4 is finally realized; the middle part of the lower transverse plate 15 is provided with a square head adjusting screw rod 8 in a threaded connection mode, and the upper end of the square head adjusting screw rod 8 is rotatably connected with the bottom plate surface of the middle transverse plate 16, so that the distance between the lower transverse plate 15 and the middle transverse plate 16 is adjusted, and the square head adjusting screw rod is convenient to adapt to automobile half shaft blanks of different models; a demoulding oil cylinder 6 is fixedly arranged on the upper plate surface of the middle transverse plate 16, a piston rod of the demoulding oil cylinder 6 is fixedly connected with the upper transverse plate 17, and a workpiece limiting seat 18 is fixedly arranged in the middle of the upper transverse plate 17; the center line of the workpiece insertion hole of the integral die attachment seat 4, the center line of the cavity of the integral die 3, the center line of the through hole 22 of the rotary plate 11, and the center line of the workpiece retainer seat 18 are overlapped.

Use the utility model discloses during the ring flange of processing car semi-axis blank, its operating procedure is:

(1) cutting a round steel bar stock matched with the product model;

(2) one end of the round steel bar is sent into a medium-frequency induction heating furnace to be heated, the temperature reaches 1100-1500 ℃, and the round steel bar is taken out;

(3) sending the heating end of the round steel bar into a die cavity of a pre-upsetting machine for pre-upsetting, so that the heating end of the round steel bar becomes thick, and taking the round steel bar out of the die cavity of the pre-upsetting machine;

(4) the working states of the swinging servo motor 5 and the advancing and retreating servo motor 14 are controlled by the control cabinet 1, so that the integral die 3 is in a vertical state; inserting the thin end of the round steel bar into the integral die 3 and reaching the workpiece limiting seat 18, wherein the thick end of the round steel bar is positioned in the die cavity of the integral die 3; the control cabinet 1 controls the work of the swing servo motor 5 and the advance and retreat servo motor 14 according to a preset motion track, the swing servo motor 5 drives the rotating plate 11 to rotate so as to drive the integral die mounting seat 4 to rotate, and the advance and retreat servo motor 14 drives the ball screw 20 so as to drive the lower transverse plate 15 and the sliding rod 10 to advance the integral die mounting seat 4 until the integral die mounting seat 4 is located at the adaptive position of the rotary forging machine 9, so that the integral die 3 is located at the position to be clamped of the lower die seat 92; starting the rotary forging machine 9 to enable the upper die base 91 to descend and clamp the integral die 3 together with the lower die base 92, and rotary forging the flange plate of the automobile half-shaft blank in the cavity of the integral die 3 by the rotary forging machine 9;

(5) after the flange of the automobile half-shaft blank is formed, operating the swing forging machine 9 to lift the upper die base 91; the control cabinet 1 operates the swing servo motor 5 and the advance and retreat servo motor 14 according to a preset material returning motion track to enable the integral die 3 to return to a vertical state;

(6) the control cabinet 1 controls the demoulding oil cylinder 6 to start to relax, and the workpiece limiting seat 18 pushes the workpiece to be released from the integral mould 3, so that demoulding operation is completed;

(7) and (4) taking out the machined automobile half shaft blank, and then putting the automobile half shaft blank into the round steel bar stock which is operated in the step (3) for repeated operation.

Claims (1)

1. Pendulum rolling machine is with electronic material feeding unit of integral mould, including switch board (1), pendulum rolling machine (9), swing servo motor (5), stripper cylinder (6), advance and retreat servo motor (14) and fixed plate (2), be equipped with upper die base (91) and die holder (92) on pendulum rolling machine (9), fixed plate (2) of being equipped with on the lateral wall of the die cavity mouth of pendulum rolling machine (9), swing servo motor (5) and advance and retreat servo motor (14) are connected with switch board (1) through the wire respectively, the pivot and the planetary reducer (19) of swing servo motor (5) are connected the transmission, stripper cylinder (6) are connected with switch board (1) through oil pipe, its characterized in that: the upper end of the fixed plate (2) is fixedly provided with two symmetrical brackets (13), one bracket (13) is fixedly provided with a swing servo motor (5), a rotating plate (11) is arranged between the two brackets (13) through a rotating shaft, and an output shaft of a planetary reducer (19) is fixedly connected with the rotating shaft of the rotating plate (11); a forward and backward servo motor (14) is fixedly arranged on the rotating plate (11), a through hole (22) is arranged in the middle of the rotating plate (11), two fixed sliding sleeves (12) are respectively and fixedly arranged at two ends of the rotating plate (11), the two fixed sliding sleeves (12) are symmetrical to each other, sliding rods (10) are arranged in the fixed sliding sleeves (12) in a sliding manner, an integral die mounting seat (4) is fixedly arranged at the front ends of the two sliding rods (10), an integral die (3) is fixedly arranged on the integral die mounting seat (4), a workpiece inserting hole is arranged on the integral die mounting seat (4), a die cavity matched with a flange plate of an automobile half-shaft blank is arranged in the middle of the integral die (3), a lower transverse plate (15) is fixedly arranged at the rear ends of the two sliding rods (10), a ball screw (20), a sleeve (7), a middle transverse plate (16) and an upper transverse plate (17, the two ends of a middle transverse plate (16) and an upper transverse plate (17) are respectively sleeved on the sliding rods (10) at the two sides in a sliding mode, the front end of a ball screw (20) is in meshing transmission with a rotating shaft gear of a forward and backward servo motor (14), the rear end of the ball screw (20) penetrates through a screw nut (21) at the front end of a sleeve (7) and is inserted into a cavity of the sleeve (7), and the rear end of the sleeve (7) is fixedly connected with a lower transverse plate (15); the middle part of the lower transverse plate (15) is provided with a square head adjusting screw rod (8) in a threaded connection mode, and the upper end of the square head adjusting screw rod (8) is rotatably connected with the bottom plate surface of the middle transverse plate (16); a demoulding oil cylinder (6) is fixedly arranged on the upper plate surface of the middle transverse plate (16), a piston rod of the demoulding oil cylinder (6) is fixedly connected with the upper transverse plate (17), and a workpiece limiting seat (18) is fixedly arranged in the middle of the upper transverse plate (17); the central line of the workpiece insertion hole of the integral die mounting seat (4), the central line of the die cavity of the integral die (3), the central line of the through hole (22) of the rotating plate (11) and the central line of the workpiece limiting seat (18) are superposed.

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