阅读说明：本技术 一种汽车轮毂一步锻造成型装置及其方法 (One-step forging forming device and method for automobile hub ) 是由 陆友荣 于 2021-04-23 设计创作，主要内容包括：本发明公开了一种汽车轮毂一步锻造成型装置及其方法,该装置包含：循环冲压制胚组件,其包含制胚板,轮毂基盘放置于制胚板上以便循环冲压制胚组件对所述轮毂基盘锻造制胚；翻转自移机构,与轮毂基盘连接,翻转自移机构控制所述轮毂基盘的翻转和移动；锻压成型组件,制胚后的轮毂基盘经翻转自移机构转移至锻压成型组件内,所述锻压成型组件对制胚后的轮毂键盘锻压成型。其优点是：该装置将循环冲压制胚组件、翻转自移机构等相结合,便于通过一体化自动推导完成轮毂的集成锻造,实现了汽车轮毂的一步成型,无需多个工序进行周转加工,有效提高了成型效率,提高了整体工艺的生产效率。(The invention discloses a one-step forging forming device and a method for an automobile hub, wherein the device comprises: the circular stamping blank-making assembly comprises a blank-making plate, and a hub base plate is placed on the blank-making plate so that the circular stamping blank-making assembly can forge the hub base plate to make a blank; the overturning self-moving mechanism is connected with the hub base plate and controls the overturning and moving of the hub base plate; the forging and pressing forming assembly is characterized in that the hub base plate after the blank is manufactured is transferred into the forging and pressing forming assembly from the moving mechanism through overturning, and the forging and pressing forming assembly performs forging and pressing forming on the hub keyboard after the blank is manufactured. The advantages are that: the device combines circulation punching press system embryo subassembly, upset self-moving mechanism etc. and is convenient for deduce the integrated forging of accomplishing wheel hub through the integration is automatic, has realized automobile wheel hub's one step of shaping, need not a plurality of processes and has had enough to meet the need the processing, has effectively improved shaping efficiency, has improved the production efficiency of whole technology.)

1. The utility model provides an automobile wheel hub one-step forges forming device which characterized in that contains:

the circular stamping blank-making assembly comprises a blank-making plate, and a hub base plate is placed on the blank-making plate so that the circular stamping blank-making assembly can forge and make a blank for the hub base plate;

the overturning self-moving mechanism is connected with the hub base plate and controls the overturning and moving of the hub base plate;

the forging and pressing forming assembly is used for forging and pressing the hub base plate after the blank is manufactured into the hub keyboard after the blank is manufactured.

2. The apparatus of claim 1, wherein the cyclic stamping blank-making assembly further comprises:

carrying a support frame;

the blank making rotating assembly comprises the blank making plate, is arranged at the bottom of the carrying support frame and drives the blank making plate and the hub base plate to rotate;

the blank making punching assembly capable of reciprocating is arranged above the blank making rotating assembly, the blank making punching assembly and the blank making rotating assembly are arranged oppositely, and the blank making punching assembly reciprocates to apply pressure to the hub base disc to make a blank;

the top and the bottom of the rotary conduction shaft are respectively and rotatably connected with the top and the bottom of the carrying support frame, the rotary conduction shaft is respectively connected with the blank making rotating assembly and the blank making stamping assembly, and the blank making rotating assembly is driven to rotate by the rotation of the blank making rotating assembly;

and/or, a plurality of supporting component, set up in carry on the support frame below in order to support carry on the support frame.

3. The one-step forging forming device for the automobile hub according to claim 2, wherein the blank-making rotating assembly comprises:

the first transmission belt wheel structure is arranged on the carrying support frame, and a first end of the first transmission belt wheel structure is connected with the rotation transmission shaft;

the bottom of the first pressure-bearing stress sharing structure is connected with the second end of the first transmission belt wheel structure, and the top of the first pressure-bearing stress sharing structure is connected with the blank manufacturing plate;

and the output end of the first driving device is sequentially connected with the second end of the first transmission belt wheel structure and the first pressure-bearing stress sharing structure from bottom to top so as to drive the blank making plate to rotate.

4. The one-step forging forming device for automobile hub according to claim 3,

the first driving device is arranged below the carrying support frame;

and/or the first driving device is a first motor;

and/or, the first drive pulley structure comprises: the first output belt wheel is arranged below the blank manufacturing plate and connected with the output end of the first driving device, the first driven belt wheel is connected with the rotary transmission shaft, the first output belt wheel is connected with the first driven belt wheel through the first transmission belt, and the first output belt wheel rotates to drive the first driven belt wheel to rotate;

and/or the first bearing stress sharing structure comprises a plurality of main buffer structures and/or a plurality of auxiliary buffer structures arranged on the supporting and carrying plate,

the main buffer structure includes:

an auxiliary force-unloading carrying frame which is arranged on the supporting carrying plate;

the inner supporting carrying frame is arranged in the auxiliary force unloading carrying frame, and a second elastic piece is arranged in the inner supporting carrying frame;

the two ends of the force unloading sliding plate are connected with the inner wall of the auxiliary force unloading carrying frame in a sliding manner;

the contact pressure guide column penetrates through the top of the auxiliary force unloading carrier frame to be connected with the force unloading sliding plate, and the bottom of the contact pressure guide column is connected with the second elastic piece;

the auxiliary buffer structure includes:

the limiting stable shell is arranged on the supporting and carrying plate;

the third elastic piece is arranged in the limiting stable shell;

and the separation compression column penetrates through the top of the limiting stable shell and is movably connected with the limiting stable shell, and the bottom of the separation compression column is connected with the third elastic piece.

5. The one-step forging forming device for automobile hubs according to claim 2, wherein the blank-making stamping assembly comprises:

the auxiliary torque shaft is rotatably connected with the carrying support frame, and the bottom of the auxiliary torque shaft is rotatably connected with a steering knuckle plate;

a second drive pulley structure having one end connected to the rotational conductive shaft and the other end connected to the auxiliary torque shaft;

the limiting stamping frame is connected with the steering knuckle plate;

the driving bevel gear is sleeved on the peripheral side surface of the auxiliary torque shaft and connected with a conductive torque shaft, the driving bevel gear rotates in the horizontal direction to drive the conductive torque shaft to rotate vertically, one end of the transmission torque shaft penetrates through the limiting punching frame to be rotatably connected with an eccentric rotating wheel, the bottom end of the eccentric rotating wheel is sleeved with a bidirectional derivation transmission connecting rod, the bottom end of the bidirectional derivation transmission connecting rod is clamped with a sliding pressure push plate, and two sides of the sliding pressure push plate are slidably connected with the limiting punching frame;

and the punching blank block is connected with the bottom of the sliding push plate, and when the blank-making punching assembly reciprocates, the punching blank block performs reciprocating hammering on the hub base plate so as to punch and make a blank.

6. The one-step forging forming device for automobile hub according to claim 5,

the second drive pulley structure comprises: the second output belt wheel is connected with the rotation transmission shaft, the second driven belt wheel is connected with the auxiliary torque shaft, the second output belt wheel is connected with the second driven belt wheel through the second transmission belt, and the second output belt wheel rotates to drive the second driven belt wheel to rotate;

and/or the joint of the conduction torque shaft and the driving bevel gear comprises a driven bevel gear, the driven bevel gear is meshed with the driving bevel gear, and the driving bevel gear rotates in the horizontal direction to drive the conduction torque shaft to rotate vertically;

and/or, the one end welding of eccentric rotating wheel has the connection lug, the top of two-way derivation transmission connecting rod has seted up the cup joint hole, cup joint hole and connection lug are clearance fit, the top welding of sliding push pedal has the cooperation splicing, the joint hole has been seted up to the inside of cooperation splicing, the both ends of two-way derivation transmission connecting rod bottom all weld the grafting round pin, the joint hole is clearance fit with the grafting round pin.

7. The one-step forging forming device for the automobile hub according to claim 2, wherein the supporting assembly comprises:

the stressed supporting leg is connected with the bottom of the carrying supporting frame;

the first elastic piece is arranged inside the stressed supporting leg, and the bottom of the first elastic piece is fixed at the bottom of the stressed supporting leg;

the component force compression leg is connected with the interior of the stressed supporting leg in a sliding mode, the top of the component force compression leg is connected with the carrying supporting frame, and the bottom of the component force compression leg is connected with the first elastic piece.

8. The one-step forging forming device for automobile hub according to claim 1,

the overturning self-moving mechanism comprises a horizontal displacement assembly and a vertical displacement assembly, the vertical displacement assembly is connected with an overturning adjusting sleeve rod, one end of the overturning adjusting sleeve rod is connected with a third driving device, the other end of the overturning adjusting sleeve rod is sleeved on the hub base plate, and the third driving device drives the overturning adjusting sleeve rod to overturn or move so as to drive the hub base plate to overturn or move;

wherein the horizontal displacement assembly comprises:

pushing the transmission disc;

the bottom of the supporting and pushing guide column is positioned in the pushing and conducting disc;

the output threaded rods are positioned in the pushing and conducting disc, one ends of the output threaded rods are connected with a second driving device, the other ends of the output threaded rods are rotatably connected with the pushing and conducting disc, the output threaded rods are movably connected with the supporting and deriving column in the circumferential direction, and the second driving device drives the output threaded rods to move so as to drive the supporting and deriving column to move;

the limiting guide polished rods are positioned in the pushing and conducting disc and are connected with the pushing and conducting disc, the peripheral sides of the limiting guide polished rods are movably connected with the supporting and deriving columns, and the limiting guide polished rods provide guidance for the pushing and conducting disc when moving;

the vertical displacement assembly comprises:

the matching and connecting positioning frame is arranged on the supporting and pushing guide pillar;

the matching limiting sliding plate is connected with the matching positioning frame;

the lifting transmission block is connected with the matching limit sliding plate in a sliding manner;

the hydraulic piston cylinder is connected with the matching positioning frame, an output shaft of the hydraulic piston cylinder is connected with the lifting conduction block, and the hydraulic piston cylinder drives the lifting conduction block to slide on the matching limiting sliding plate;

and the assembling auxiliary block is connected with the lifting conduction block, and the overturning adjusting sleeve rod is connected with the assembling auxiliary block.

9. The one-step forging forming device for automobile hub according to claim 8,

the bottom of the support derivation column is provided with a plurality of guide holes and power holes, the output threaded rod is in threaded connection with the power holes, and the limiting guide polished rod is in clearance fit with the guide holes;

and/or, the cooperation sliding tray has all been seted up to the both sides of lift conducting block one end, the both sides of cooperation spacing slide all are provided with the guided way, the guided way with cooperation sliding tray clearance fit.

10. The one-step forging and forming device for the automobile hub according to claim 1, wherein the forging and forming assembly comprises:

a press machine;

the third bearing stress sharing node is used for buffering pressure and is connected with the output end of the press machine;

the top of the forging top die is connected with the third bearing stress sharing structure;

the forging bottom die is arranged opposite to the forging top die and used for placing the hub base plate;

and the second bearing stress sharing node is used for buffering pressure and is connected with the forging bottom die.

11. The one-step forging forming device for automobile hub according to claim 10, wherein the second bearing stress sharing node and/or the third bearing stress sharing node comprises a plurality of main buffer structures and/or a plurality of auxiliary buffer structures disposed on the supporting and supporting plate,

the main buffer structure includes:

an auxiliary force-unloading carrying frame which is arranged on the supporting carrying plate;

the inner supporting carrying frame is arranged in the auxiliary force unloading carrying frame, and a second elastic piece is arranged in the inner supporting carrying frame;

the two ends of the force unloading sliding plate are connected with the inner wall of the auxiliary force unloading carrying frame in a sliding manner;

the contact pressure guide column penetrates through the top of the auxiliary force unloading carrier frame to be connected with the force unloading sliding plate, and the bottom of the contact pressure guide column is connected with the second elastic piece;

the auxiliary buffer structure includes:

the limiting stable shell is arranged on the supporting and carrying plate;

the third elastic piece is arranged in the limiting stable shell;

and the separation compression column penetrates through the top of the limiting stable shell and is movably connected with the limiting stable shell, and the bottom of the separation compression column is connected with the third elastic piece.

12. The one-step forging forming device for automobile hub according to claim 11,

the two sides of the force unloading sliding plate are respectively provided with a plurality of dovetail sliding blocks, the inner walls of the two sides of the auxiliary force unloading carrying frame are correspondingly provided with a plurality of guide dovetail grooves, and the guide dovetail grooves are in clearance fit with the dovetail sliding blocks;

and/or the top of the auxiliary force unloading carrying frame and/or the top of the limiting stable shell are provided with matching sliding holes, the contact pressure guide column is in clearance fit with the matching sliding holes at the auxiliary force unloading carrying frame, and the separation pressure guide column is in clearance fit with the matching sliding holes at the limiting stable shell.

13. The use method of the one-step forging forming device for the automobile hub according to any one of claims 1 to 12, comprising the following steps:

a hub base plate is sleeved and locked by a turnover self-moving mechanism;

placing a hub base disc at a blank making plate of a circulating stamping blank making assembly through the conduction of a turnover self-moving mechanism, wherein the circulating stamping blank making assembly forges and makes a blank for the hub base disc;

the hub base plate after blank manufacturing is moved by the overturning self-moving mechanism and placed in the forging and pressing forming assembly, and final forging forming is completed.

Technical Field

The invention relates to the technical field of automobile part processing devices, in particular to a one-step forging and forming device and a one-step forging and forming method for an automobile hub.

Background

Forging is a processing method that utilizes forging machinery to exert pressure to metal blank, make it produce plastic deformation in order to obtain to have certain mechanical properties, certain shape and size forging, wheel hub often is by monoblock aluminium ingot by the direct extrusion of kiloton's press on the mould, the benefit is that density is even, the surface is level and smooth careful, wheel hub wall is thin and light, material strength is the highest, however, current device is because the design, often not convenient for one to step with the shaping, need the multiple operation to have enough to meet the need the processing, greatly reduced the shaping efficiency, waste a large amount of time, and because strutting arrangement's design, often only can the rigid support, and life is low.

Disclosure of Invention

The invention aims to provide a one-step forging forming device and a one-step forging forming method for an automobile hub.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a one-step forging forming device for an automobile hub comprises:

the circular stamping blank-making assembly comprises a blank-making plate, and a hub base plate is placed on the blank-making plate so that the circular stamping blank-making assembly can forge and make a blank for the hub base plate;

the overturning self-moving mechanism is connected with the hub base plate and controls the overturning and moving of the hub base plate;

the forging and pressing forming assembly is used for forging and pressing the hub base plate after the blank is manufactured into the hub keyboard after the blank is manufactured.

Optionally, the cyclic stamping blank-making assembly further comprises:

carrying a support frame;

the blank making rotating assembly comprises the blank making plate, is arranged at the bottom of the carrying support frame and drives the blank making plate and the hub base plate to rotate;

the blank making punching assembly capable of reciprocating is arranged above the blank making rotating assembly, the blank making punching assembly and the blank making rotating assembly are arranged oppositely, and the blank making punching assembly reciprocates to apply pressure to the hub base disc to make a blank;

the top and the bottom of the rotary conduction shaft are respectively and rotatably connected with the top and the bottom of the carrying support frame, the rotary conduction shaft is respectively connected with the blank making rotating assembly and the blank making stamping assembly, and the blank making rotating assembly is driven to rotate by the rotation of the blank making rotating assembly;

and/or, a plurality of supporting component, set up in carry on the support frame below in order to support carry on the support frame.

Optionally, the blank-making rotating assembly comprises:

the first transmission belt wheel structure is arranged on the carrying support frame, and a first end of the first transmission belt wheel structure is connected with the rotation transmission shaft;

the bottom of the first pressure-bearing stress sharing structure is connected with the second end of the first transmission belt wheel structure, and the top of the first pressure-bearing stress sharing structure is connected with the blank manufacturing plate;

and the output end of the first driving device is sequentially connected with the second end of the first transmission belt wheel structure and the first pressure-bearing stress sharing structure from bottom to top so as to drive the blank making plate to rotate.

Optionally, the first driving device is arranged below the carrying support frame;

and/or the first driving device is a first motor;

and/or, the first drive pulley structure comprises: the first output belt wheel is arranged below the blank manufacturing plate and connected with the output end of the first driving device, the first driven belt wheel is connected with the rotary transmission shaft, the first output belt wheel is connected with the first driven belt wheel through the first transmission belt, and the first output belt wheel rotates to drive the first driven belt wheel to rotate;

and/or the first bearing stress sharing structure comprises a plurality of main buffer structures and/or a plurality of auxiliary buffer structures arranged on the supporting and carrying plate,

the main buffer structure includes:

an auxiliary force-unloading carrying frame which is arranged on the supporting carrying plate;

the inner supporting carrying frame is arranged in the auxiliary force unloading carrying frame, and a second elastic piece is arranged in the inner supporting carrying frame;

the two ends of the force unloading sliding plate are connected with the inner wall of the auxiliary force unloading carrying frame in a sliding manner;

the contact pressure guide column penetrates through the top of the auxiliary force unloading carrier frame to be connected with the force unloading sliding plate, and the bottom of the contact pressure guide column is connected with the second elastic piece;

the auxiliary buffer structure includes:

the limiting stable shell is arranged on the supporting and carrying plate;

the third elastic piece is arranged in the limiting stable shell;

and the separation compression column penetrates through the top of the limiting stable shell and is movably connected with the limiting stable shell, and the bottom of the separation compression column is connected with the third elastic piece.

Optionally, the blank-making stamping assembly comprises:

the auxiliary torque shaft is rotatably connected with the carrying support frame, and the bottom of the auxiliary torque shaft is rotatably connected with a steering knuckle plate;

a second drive pulley structure having one end connected to the rotational conductive shaft and the other end connected to the auxiliary torque shaft;

the limiting stamping frame is connected with the steering knuckle plate;

the driving bevel gear is sleeved on the peripheral side surface of the auxiliary torque shaft and connected with a conductive torque shaft, the driving bevel gear rotates in the horizontal direction to drive the conductive torque shaft to rotate vertically, one end of the transmission torque shaft penetrates through the limiting punching frame to be rotatably connected with an eccentric rotating wheel, the bottom end of the eccentric rotating wheel is sleeved with a bidirectional derivation transmission connecting rod, the bottom end of the bidirectional derivation transmission connecting rod is clamped with a sliding pressure push plate, and two sides of the sliding pressure push plate are slidably connected with the limiting punching frame;

and the punching blank block is connected with the bottom of the sliding push plate, and when the blank-making punching assembly reciprocates, the punching blank block performs reciprocating hammering on the hub base plate so as to punch and make a blank.

Optionally, the second drive pulley structure comprises: the second output belt wheel is connected with the rotation transmission shaft, the second driven belt wheel is connected with the auxiliary torque shaft, the second output belt wheel is connected with the second driven belt wheel through the second transmission belt, and the second output belt wheel rotates to drive the second driven belt wheel to rotate;

and/or the joint of the conduction torque shaft and the driving bevel gear comprises a driven bevel gear, the driven bevel gear is meshed with the driving bevel gear, and the driving bevel gear rotates in the horizontal direction to drive the conduction torque shaft to rotate vertically;

and/or, the one end welding of eccentric rotating wheel has the connection lug, the top of two-way derivation transmission connecting rod has seted up the cup joint hole, cup joint hole and connection lug are clearance fit, the top welding of sliding push pedal has the cooperation splicing, the joint hole has been seted up to the inside of cooperation splicing, the both ends of two-way derivation transmission connecting rod bottom all weld the grafting round pin, the joint hole is clearance fit with the grafting round pin.

Optionally, the support assembly includes:

the stressed supporting leg is connected with the bottom of the carrying supporting frame;

the first elastic piece is arranged inside the stressed supporting leg, and the bottom of the first elastic piece is fixed at the bottom of the stressed supporting leg;

the component force compression leg is connected with the interior of the stressed supporting leg in a sliding mode, the top of the component force compression leg is connected with the carrying supporting frame, and the bottom of the component force compression leg is connected with the first elastic piece.

Optionally, the overturning self-moving mechanism comprises a horizontal displacement assembly and a vertical displacement assembly, the vertical displacement assembly is connected with an overturning adjusting sleeve rod, one end of the overturning adjusting sleeve rod is connected with a third driving device, the other end of the overturning adjusting sleeve rod is sleeved on the hub base plate, and the third driving device drives the overturning adjusting sleeve rod to overturn or move so as to drive the hub base plate to overturn or move;

wherein the horizontal displacement assembly comprises:

pushing the transmission disc;

the bottom of the supporting and pushing guide column is positioned in the pushing and conducting disc;

the output threaded rods are positioned in the pushing and conducting disc, one ends of the output threaded rods are connected with a second driving device, the other ends of the output threaded rods are rotatably connected with the pushing and conducting disc, the output threaded rods are movably connected with the supporting and deriving column in the circumferential direction, and the second driving device drives the output threaded rods to move so as to drive the supporting and deriving column to move;

the limiting guide polished rods are positioned in the pushing and conducting disc and are connected with the pushing and conducting disc, the peripheral sides of the limiting guide polished rods are movably connected with the supporting and deriving columns, and the limiting guide polished rods provide guidance for the pushing and conducting disc when moving;

the vertical displacement assembly comprises:

the matching and connecting positioning frame is arranged on the supporting and pushing guide pillar;

the matching limiting sliding plate is connected with the matching positioning frame;

the lifting transmission block is connected with the matching limit sliding plate in a sliding manner;

the hydraulic piston cylinder is connected with the matching positioning frame, an output shaft of the hydraulic piston cylinder is connected with the lifting conduction block, and the hydraulic piston cylinder drives the lifting conduction block to slide on the matching limiting sliding plate;

and the assembling auxiliary block is connected with the lifting conduction block, and the overturning adjusting sleeve rod is connected with the assembling auxiliary block.

Optionally, the bottom of the support derivation column is provided with a plurality of guide holes and power holes, the output threaded rod is in threaded connection with the power holes, and the limiting guide polished rod is in clearance fit with the guide holes;

and/or, the cooperation sliding tray has all been seted up to the both sides of lift conducting block one end, the both sides of cooperation spacing slide all are provided with the guided way, the guided way with cooperation sliding tray clearance fit.

Optionally, the forging and pressing molding assembly comprises:

a press machine;

the third bearing stress sharing node is used for buffering pressure and is connected with the output end of the press machine;

the top of the forging top die is connected with the third bearing stress sharing structure;

the forging bottom die is arranged opposite to the forging top die and used for placing the hub base plate;

and the second bearing stress sharing node is used for buffering pressure and is connected with the forging bottom die.

Optionally, the second bearing stress sharing node and/or the third bearing stress sharing node comprises a plurality of main buffer structures and/or a plurality of auxiliary buffer structures arranged on the support carrying plate,

the main buffer structure includes:

an auxiliary force-unloading carrying frame which is arranged on the supporting carrying plate;

the inner supporting carrying frame is arranged in the auxiliary force unloading carrying frame, and a second elastic piece is arranged in the inner supporting carrying frame;

the two ends of the force unloading sliding plate are connected with the inner wall of the auxiliary force unloading carrying frame in a sliding manner;

the contact pressure guide column penetrates through the top of the auxiliary force unloading carrier frame to be connected with the force unloading sliding plate, and the bottom of the contact pressure guide column is connected with the second elastic piece;

the auxiliary buffer structure includes:

the limiting stable shell is arranged on the supporting and carrying plate;

the third elastic piece is arranged in the limiting stable shell;

and the separation compression column penetrates through the top of the limiting stable shell and is movably connected with the limiting stable shell, and the bottom of the separation compression column is connected with the third elastic piece.

Optionally, a plurality of dovetail sliding blocks are arranged on both sides of the force unloading sliding plate, a plurality of guide dovetail grooves are correspondingly arranged on the inner walls of both sides of the auxiliary force unloading carrying frame, and the guide dovetail grooves are in clearance fit with the dovetail sliding blocks;

and/or the top of the auxiliary force unloading carrying frame and/or the top of the limiting stable shell are provided with matching sliding holes, the contact pressure guide column is in clearance fit with the matching sliding holes at the auxiliary force unloading carrying frame, and the separation pressure guide column is in clearance fit with the matching sliding holes at the limiting stable shell.

Optionally, a method for using the one-step forging forming device for the automobile hub includes:

a hub base plate is sleeved and locked by a turnover self-moving mechanism;

placing a hub base disc at a blank making plate of a circulating stamping blank making assembly through the conduction of a turnover self-moving mechanism, wherein the circulating stamping blank making assembly forges and makes a blank for the hub base disc;

the hub base plate after blank manufacturing is moved by the overturning self-moving mechanism and placed in the forging and pressing forming assembly, and final forging forming is completed.

Compared with the prior art, the invention has the following advantages:

the invention provides a one-step forging forming device and a one-step forging forming method for an automobile hub.

Furthermore, the automobile hub one-step forging forming device has the advantages that through the design of the pressure-bearing stress sharing structures at multiple positions, the device is convenient for forming stress stable support in the forging process, the service life of the integral support of the device is greatly prolonged, and the integral using effect of the device is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention patent, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an overall schematic view of a one-step forging and molding device for an automobile hub according to the present invention;

FIG. 2 is a front view of a one-step forging and forming device for automobile hubs according to the present invention;

FIG. 3 is a top view of the one-step forging and forming device for automobile hubs of the present invention;

FIG. 4 is a schematic view of a part of the cyclic punching blank-making assembly of the present invention;

FIG. 5 is a partial cross-sectional view of the cyclic press embryonic assembly of the present invention;

FIG. 6 is a schematic view of the pressure-bearing force-sharing structure of the present invention;

FIG. 7 is a schematic view of the self-advancing mechanism of the present invention;

FIG. 8 is a schematic view of a forging forming assembly of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

As shown in fig. 1 to fig. 3, the present invention provides a device for one-step forging and forming of an automobile hub, the device includes: a circular punching blank-making component, a turning self-moving mechanism 32 and a forging and pressing forming component.

The circular punching blank-making assembly comprises a blank-making plate 8, and a hub base plate 19 is placed on the blank-making plate 8, so that the circular punching blank-making assembly can forge and make a blank for the hub base plate 19. The overturning self-moving mechanism 32 is connected with the hub base plate 19, and the overturning self-moving mechanism 32 controls overturning and moving of the hub base plate 19. The hub base disc 19 after the blank manufacturing of the circular punching blank manufacturing assembly is transferred into the forging and forming assembly through the overturning self-moving mechanism 32, and the forging and forming assembly performs forging and forming on the hub keyboard after the blank manufacturing.

As shown in fig. 4 and 5, the blank-making assembly further includes: carrying a supporting frame 4, a blank-making rotating assembly, a blank-making punching assembly capable of reciprocating and a rotating transmission shaft 9.

Carry on 4 tops of support frame and bottom and have the interval, system embryo runner assembly contains system embryo board 8, system embryo runner assembly set up in carry on 4 bottoms of support frame and drive system embryo board 8 and the rotation of wheel hub base plate 19. But reciprocating motion's system embryo punching press subassembly set up in system embryo rotating assembly's top, system embryo punching press subassembly with system embryo rotating assembly sets up relatively, system embryo punching press subassembly carries out reciprocating motion in order to exert pressure system embryo to wheel hub base plate 19. Rotate conduction axle 9 top and bottom respectively with carry on the top and the bottom of support frame 4 and rotate and be connected, rotate conduction axle 9 respectively with system embryo rotating assembly with system embryo punching press subassembly is connected, system embryo rotating assembly's rotation drives system embryo punching press subassembly and rotates.

Specifically, the embryo-making rotating assembly comprises: the device comprises a first transmission belt wheel structure 6, a first pressure bearing and force bearing sharing structure 7 for buffering pressure and a first driving device 5.

The first transmission belt wheel structure 6 is arranged on the carrying support frame 4, and the first end of the first transmission belt wheel structure 6 is connected with the rotation transmission shaft 9. The bottom of a first pressure bearing and force bearing sharing structure 7 for buffering pressure is connected with the second end of the first transmission belt wheel structure 6, and the top of the first pressure bearing and force bearing sharing structure 7 is connected with the blank manufacturing plate 8 in a welding mode. The output end of the first driving device 5 is sequentially connected with the second end of the first driving belt wheel structure 6 and the first bearing stress sharing structure 7 from bottom to top so as to drive the blank making plate 8 to rotate.

In the present embodiment, the first driving device 5 is fixed below the mounting support frame 4 by a screw assembly. The first driving device 5 is a motor, but the first driving device 5 is not limited thereto, and may be any other device having a driving function.

The first pulley structure 6 comprises: first output band pulley, first driven pulley and first driving belt, first output band pulley set up in system embryo board 8 below, first output band pulley with the output of first drive arrangement 5 is connected, first driven pulley with it connects to rotate conduction axle 9, first output band pulley with pass through between the first driven pulley the transmission torque power of being convenient for is connected to first driving belt, first output band pulley rotates and drives first driven pulley rotates.

In the present embodiment, as shown in fig. 6, the first pressure-bearing and force-bearing sharing structure 7 includes a main buffer structure and two auxiliary buffer structures disposed on the support board 38.

The main buffer structure includes: an auxiliary force-unloading carrier 39, an inner support carrier 40, a force-unloading slide 42 and a contact pressure guide column 43. The auxiliary force-releasing carrier 39 is welded to the support carrier plate 38, and the inner support carrier 40 is disposed in the auxiliary force-releasing carrier 39 and has a second elastic member 41 disposed therein. The two ends of the force-releasing slide plate 42 are slidably connected with the inner wall of the auxiliary force-releasing carrier 39, the contact pressure guide pillar 43 passes through the top of the auxiliary force-releasing carrier 39 to be slidably connected with the force-releasing slide plate 42, and the bottom of the contact pressure guide pillar 43 is connected with the second elastic element 41.

The auxiliary buffer structure includes: a position-limiting stable shell 45, a third elastic piece 46 and a separating compression column 44. The limiting and stabilizing shell 45 is arranged on the supporting and supporting plate 38, the third elastic piece 46 is arranged in the limiting and stabilizing shell 45, the separating pressure column 44 penetrates through the top of the limiting and stabilizing shell 45 and is movably connected with the limiting and stabilizing shell, and the bottom of the separating pressure column 44 is connected with the third elastic piece 46.

Alternatively, the second elastic member 41 and the third elastic member 46 are both springs, but the second elastic member 41 and the third elastic member 46 are not limited thereto, and may be other elastic devices.

As shown in fig. 4 and 5, in the present embodiment, the blank-making punch assembly includes: an auxiliary torque shaft, a second driving pulley structure 10, a limit punching frame 15, a driving bevel gear 12 and a punching blank block 18.

The auxiliary torque axle with carry on support frame 4 and rotate and be connected, auxiliary torque axle bottom is rotated and is connected a steering knuckle board 11, second driving pulley structure 10 one end is connected with rotation conduction axle 9, the other end of second driving pulley structure 10 with the auxiliary torque axle is connected, spacing punching press frame 15 with one side welded connection who turns to knuckle board 11. Specifically, the second pulley structure 10 includes: a second output pulley, a second driven pulley, and a second drive belt. The second output belt wheel is connected with the rotation transmission shaft 9, the second driven belt wheel is connected with the auxiliary torque shaft, the second output belt wheel is connected with the second driven belt wheel through the second transmission belt, and the second output belt wheel rotates to drive the second driven belt wheel to rotate.

The driving bevel gear 12 is sleeved on the peripheral side surface of the auxiliary torque shaft, the driving bevel gear 12 is connected with a conductive torque shaft 13, and the driving bevel gear 12 rotates in the horizontal direction to drive the conductive torque shaft 13 to rotate vertically. In this embodiment, the joint of the transmission torque shaft 13 and the drive bevel gear 12 includes a driven bevel gear, the driven bevel gear is engaged with the drive bevel gear 12 to reduce the transmission of the rotation speed, and the drive bevel gear 12 rotates in the horizontal direction to drive the transmission torque shaft 13 to rotate vertically.

One end of the transmission torque shaft penetrates through the limiting stamping frame 15 to be rotatably connected with the eccentric rotating wheel 14, the bottom end of the eccentric rotating wheel 14 is sleeved with the bidirectional derivation transmission connecting rod 16, the bottom end of the bidirectional derivation transmission connecting rod 16 is clamped with the sliding pressing push plate 17, and two sides of the sliding pressing push plate 17 are slidably connected with the limiting stamping frame 15. The punching blank block 18 is connected with the bottom of the sliding push plate 17, and when the blank making punching assembly reciprocates, the punching blank block 18 hammers the hub base disc 19 to punch and make a blank.

Wherein, eccentric rotating wheel 14's one end welding has the connecting lug, the hole of cup jointing has been seted up on the top of two-way derivation transmission connecting rod 16, cup joint the hole and be clearance fit with the connecting lug, the top welding of sliding push pedal 17 has the cooperation splicing, the joint hole has been seted up to the inside of cooperation splicing, the grafting round pin has all been welded at the both ends of two-way derivation transmission connecting rod 16 bottom, the joint hole is clearance fit with the grafting round pin, is convenient for power take off and accomplishes the punching press preparation stock.

During working, the second driving pulley structure 10 rotates to drive the driving bevel gear 12 to rotate, so as to drive the transmission torque shaft 13 to rotate, the eccentric rotating wheel 14 connected with the transmission torque shaft 13 rotates, the eccentric rotating wheel 14 drives the sliding pressing push plate 17 to reciprocate along the limiting punching frame 15 through the transmission of the bidirectional derivation transmission connecting rod 16, and the punching blank block 18 is pushed to reciprocate the hub base disc 19 to form blank punching.

Further, as shown in fig. 1 to 5, the blank-making assembly further includes a plurality of supporting assemblies, and the supporting assemblies are disposed below the carrying supporting frame 4 to support the carrying supporting frame 4.

Specifically, the support assembly includes: the device comprises a stressed supporting leg 1, a first elastic piece 2 and a component force compression column 3. The stressed supporting leg 1 is connected with the bottom of the carrying supporting frame 4, the first elastic piece 2 is arranged inside the stressed supporting leg 1, and the bottom of the first elastic piece 2 is welded and fixed to the bottom of the stressed supporting leg 1. The component force compression leg 3 is connected with the inner part of the stressed supporting leg 1 in a sliding mode, the top of the component force compression leg 3 is connected with the carrying support frame 4 in a welding mode, and the bottom of the component force compression leg 3 is connected with the first elastic piece 2. In this embodiment, the blank-making assembly includes three support assemblies, and the three support assemblies are connected to the bottom of the carrying support frame 4. The first elastic member 2 is a spring, but the first elastic member 2 is not limited thereto, and may be any other elastic device.

In this embodiment, a stamping blank block 18 is fixed at the bottom end of the sliding-pressing push plate 17, the blank plate 8 is driven to rotate by the first driving device 5, so that the blank plate 8 drives the hub base plate 19 to complete rotation, the transmission speed is reduced because the output belt wheel of the first driving belt wheel structure 6 is larger than that of the driven belt wheel, so that the stamping blank block 18 drives the driving bevel gear 12 to rotate under the driving of the cooperation of the rotating transmission shaft 9 and the second driving belt wheel structure 10, the rotation speed is reduced again by the contact between the driving bevel gear 12 and one end of the transmission torque shaft 13, so that the transmission torque shaft 13 drives the eccentric rotating wheel 14 to rotate, and the eccentric rotating wheel 14 has an eccentric wheel with a shape of an eccentric wheel and a highest point, so that the eccentric rotating wheel 14 can drive the sliding-pressing push plate 17 to reciprocate at the position of the limit stamping frame 15 by conducting through the bidirectional derivation transmission connecting rod 16, and pushing the punching blank block 18 to finish reciprocating hammering on the hub base plate 19, thereby forming a blank punching.

As shown in fig. 7, in this embodiment, the overturning self-moving mechanism 32 includes a horizontal displacement component and a vertical displacement component, the vertical displacement component is connected to an overturning adjusting sleeve rod 31, one end of the overturning adjusting sleeve rod 31 is connected to a third driving device 30, the other end of the overturning adjusting sleeve rod 31 is sleeved and locked on the hub base plate 19, and the third driving device 30 drives the overturning adjusting sleeve rod 31 to overturn or move so as to drive the hub base plate 19 to overturn or move.

Wherein the horizontal displacement assembly comprises: push conductive disc 20, support push guide post 24, output threaded rod 22 and limit guide polished rod 23. The push conductive plate 20 includes a hollow structure, and the bottom of the supporting push guide post 24 is located in the hollow structure of the push conductive plate 20. The output threaded rod 22 is located in the hollow structure of the push conduction disc 20, one end of the output threaded rod 22 is connected with the second driving device 21, the other end of the output threaded rod 22 is rotatably connected with the push conduction disc 20, the output threaded rod 22 is circumferentially movably connected with the support push guide post 24, and the second driving device 21 drives the output threaded rod 22 to move so as to drive the support push guide post 24 to move. The limiting guide polished rod 23 is positioned in the pushing and conducting disc 20, the limiting guide polished rod 23 is welded with the pushing and conducting disc 20, the peripheral side of the limiting guide polished rod 23 is movably connected with the supporting and pushing guide post 24, and the limiting guide polished rod 23 provides guidance for the pushing and conducting disc 20 when moving. Optionally, the bottom of the supporting and pushing guide post 24 is provided with a guide hole and a power hole, the output threaded rod 22 is in threaded connection with the power hole, and the limiting guide polished rod 23 is in clearance fit with the guide hole, so that connection conduction and power limiting can be conveniently completed, and the derivation stress is formed. The second driving device 21 and the third driving device 30 are both motors, but they are not limited to these, and they may be any other devices having a driving function.

The vertical displacement assembly comprises: a matching positioning frame 25, a matching limit sliding plate 27, a lifting transmission block 28, a hydraulic piston cylinder 26 and a matching auxiliary block 29.

The matched-connection positioning frame 25 is fixed at the top end of the supporting and pushing guide post 24 through a bolt assembly, two sides of one end of the matched-connection positioning frame 25 are connected with the matched limiting sliding plate 27 in a welded mode, the lifting transmission block 28 is connected with the matched limiting sliding plate 27 in a sliding mode, the hydraulic piston cylinder 26 is connected with the matched-connection positioning frame 25 through a bolt assembly, an output shaft of the hydraulic piston cylinder 26 is connected with the lifting transmission block 28 in a welded mode, and the hydraulic piston cylinder 26 drives the lifting transmission block 28 to slide on the matched limiting sliding plate 27. The assembling auxiliary block 29 is connected with the lifting transmission block 28 in a welding mode, and the overturning adjusting sleeve rod 31 is connected with the assembling auxiliary block 29. Optionally, a matching sliding groove is formed in each of two sides of one end of the lifting guide block 28, guide rails are arranged on two sides of the matching limiting sliding plate 27, and the guide rails are in clearance fit with the matching sliding grooves, so that stable derivation sliding is facilitated, and lifting adjustment is completed.

In this embodiment, the hub base plate 19 is placed inside the overturning adjusting sleeve rod 31, the hydraulic piston cylinder 26 is used for driving the lifting guide block 28 to lift to complete height adjustment of the hub base plate 19, the support pushing guide post 24 is pushed to displace through the matching conduction of the output threaded rod 22 and the limiting guide polished rod 23, position adjustment of the hub base plate 19 is completed, after blank making is completed on one surface of the hub base plate 19, the support pushing guide post 24 slides out through the output of the output threaded rod 22 and the guiding limiting of the limiting guide polished rod 23, the overturning adjusting sleeve rod 31 is driven by the third driving device 30 to rotate to perform angle overturning, the other surface is adjusted to be in contact with the upper end to punch the blank pressing block 18 for punching, and after blank making is completed, the other surface is placed in the forging and pressing assembly through sliding removal and height position adjustment.

As shown in fig. 8, in the present embodiment, the forging and forming assembly includes: the press machine 35, a third bearing force sharing node 36 for buffering the pressure, a forging top die 37, a forging bottom die 34 and a second bearing force sharing node 33 for buffering the pressure.

The third bearing stress sharing node 36 is connected to the bottom of the output end of the press 35 through a bolt assembly, so as to buffer the impact force generated when the output end of the press 35 moves. Forge top mould 37 top with 36 welded connection are shared to third pressure-bearing atress, forge die block 34 with forge top mould 37 and set up relatively, forge die block 34 and be used for placing wheel hub underplate 19, second pressure-bearing atress shares knot 33 (be located the inboard of press 35 bottom) with forge die block 34 welded connection, in order to cushion the impact force that forging die block 34 received.

In this embodiment, the second bearing stress sharing node 33 and the third bearing stress sharing node 36 have the same structure as the first bearing stress sharing node (see fig. 6), and specifically include a main buffer structure and two auxiliary buffer structures disposed on a support board 38.

Wherein the main buffer structure comprises: an auxiliary force-unloading carrier 39, an inner support carrier 40, a force-unloading slide 42 and a contact pressure guide column 43. The auxiliary force-releasing carrier 39 is disposed on the supporting carrier 38, the inner supporting carrier 40 is disposed in the auxiliary force-releasing carrier 39, a second elastic member 41 is disposed inside the inner supporting carrier, two ends of the force-releasing slider 42 are slidably connected to the inner wall of the auxiliary force-releasing carrier 39, the contact pressure guide pillar 43 passes through the top of the auxiliary force-releasing carrier 39 and is connected to the force-releasing slider 42, and the bottom of the contact pressure guide pillar 43 is connected to the second elastic member 41.

The auxiliary buffer structure includes: a position-limiting stable shell 45, a third elastic piece 46 and a separating compression column 44. The limiting and stabilizing shell 45 is arranged on the supporting and supporting plate 38, the third elastic piece 46 is arranged in the limiting and stabilizing shell 45, the separating pressure column 44 penetrates through the top of the limiting and stabilizing shell 45 and is movably connected with the limiting and stabilizing shell, and the bottom of the separating pressure column 44 is connected with the third elastic piece 46.

Further, the both sides of unloading power slide 42 all are provided with a plurality of forked tail sliding block, the supplementary inner wall that unloads power and take carrier 39 both sides corresponds and is provided with a plurality of direction dovetail, the direction dovetail with forked tail sliding block clearance fit. The tops of the auxiliary force-unloading carrying frame 39 and the limiting stable shell 45 are provided with matched sliding holes, the contact pressure guide pillar 43 is in clearance fit with the matched sliding holes at the auxiliary force-unloading carrying frame 39, and the separation pressure guide pillar 44 is in clearance fit with the matched sliding holes at the limiting stable shell 45, so that component force derivation is facilitated, and pressure impact damage is avoided.

In this embodiment, the first pressure-bearing force-sharing structure 7 utilizes the position of the separating pressure column 44 and the position of the contacting pressure guide column 43 to form a component bearing, the received stamping force is subjected to component pressing through three contact points, the pressure at the middle position is cancelled by the counterweight sliding of the force-discharging sliding plate 42 to a certain extent, and finally is pressed down to the second elastic member 41, the separating pressure column 44 directly utilizes the sliding pressing to transmit the force to the third elastic member 46, the two-way derivation transmission link 16 and the stress compression of the second elastic member 41 are utilized, the generated elastic potential energy buffers the force of the stamping, and avoids the direct rigid contact damage, and the third pressure-bearing force-sharing structure 36 can utilize the same principle to avoid the transmission of the counter force in the pressing process.

Based on the same invention concept, the invention also provides a using method of the automobile hub one-step forging forming device, and the method comprises the following steps:

s1, sleeving and locking the hub base plate 19 by adopting the overturning self-moving mechanism 32;

s2, placing the hub base disc 19 on a blank making plate 8 of a circulating stamping blank making assembly through conduction of the overturning self-moving mechanism 32, wherein the circulating stamping blank making assembly forges and makes a blank for the hub base disc 19;

and S3, moving the wheel hub base plate 19 after blank manufacturing into a forging and pressing forming assembly through the overturning self-moving mechanism 32, and finishing the final forging and forming.

Specifically, in step S1, the roll-over self-moving mechanism 32 is controlled to move the roll-over adjusting sleeve rod 31 to a proper position, so as to lock the hub base plate 19 inside one end of the roll-over adjusting sleeve rod 31.

In the step S2, the hub base disc 19 is placed at the blank making plate 8 by conduction of the turning self-moving mechanism 32, the blank making plate 8 rotates to drive the hub base disc 19 to rotate, the hub base disc 19 receives the reciprocating punching of the punching blank 18, and the turning of the hub base disc 19 is completed by the rotation of the third driving device 30, so as to form the blank.

In the step S3, the hub base plate 19 after being blanked is moved and placed on the forging bottom die 34 of the forging and pressing forming assembly by the driving of the overturning self-moving mechanism 32, so as to complete the final forging and forming.

In conclusion, in the one-step forging forming device and the method for the automobile hub, the device combines the circular stamping blank making assembly, the overturning self-moving mechanism 32, the forging and forming assembly and the like, so that the device is convenient for integrated forging of the hub through integrated automatic derivation, one-step forming of the automobile hub is realized, multiple processes are not needed for turnover processing, forming efficiency is effectively improved, transfer time in the forging process is greatly reduced, a large amount of process preparation time is saved, and overall production efficiency is improved.

While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.