阅读说明：本技术 一种滚压成型装置 (Roll forming device ) 是由 李晨晨 何通 张玉亭 蒋小飞 杨召彬 于 2020-06-11 设计创作，主要内容包括：本发明提供了一种滚压成型装置,其包括依次设置的上料工位、n个滚压成型工位和下料工位、上下料机构和滚压成型机；控制器与所述上下料执行机构和所述上下料夹手连接,用于输送每个轮辋依次通过n个滚压成型工位,且同步完成n个滚压成型机的上料或下料动作。本发明通过将n个滚压成型机集中设置,利用同一套上下料机构同步完成n个滚压成型机点到点的上下料动作,自动化程度高,大大减少工件上下料时间,提高工件加工效率；空间上,节省占地空间,更加集成化,降低了生产成本。(The invention provides a roll forming device which comprises a feeding station, n roll forming stations, a discharging station, a feeding and discharging mechanism and a roll forming machine, wherein the feeding station, the n roll forming stations and the discharging station are sequentially arranged; the controller is connected with the feeding and discharging executing mechanism and the feeding and discharging clamping hands, and is used for conveying each rim to sequentially pass through the n rolling forming stations and synchronously completing the feeding or discharging actions of the n rolling forming machines. The feeding and discharging mechanism has the advantages that n rolling forming machines are arranged in a centralized mode, point-to-point feeding and discharging actions of the n rolling forming machines are completed synchronously by the same feeding and discharging mechanism, the automation degree is high, the feeding and discharging time of workpieces is greatly reduced, and the machining efficiency of the workpieces is improved; in space, the occupied space is saved, the integration is more realized, and the production cost is reduced.)

1. A roll forming apparatus, comprising: the device comprises a feeding station, n rolling forming stations and a discharging station which are sequentially arranged, wherein n is a natural number more than or equal to 2;

and further comprising: a feeding and discharging mechanism and a rolling forming machine;

go up unloading mechanism includes: the device comprises a controller, a base and a feeding and discharging actuating mechanism;

each rolling forming station is provided with a rolling forming machine;

the rolling forming machine is provided with a first rolling die, and the rim subjected to rolling treatment is sleeved on the first rolling die;

the n rolling forming machines are arranged on the same side of the base side by side, and the n first rolling dies of the n rolling forming machines are arranged at equal wheel base distances;

n +1 feeding and discharging clamping hands are arranged on the base; after the n +1 wheel rims are clamped by the feeding and discharging clamping hands, the distance between the central shafts of two adjacent wheel rims is equal to the distance between the central shafts of two adjacent first rolling dies;

the feeding and discharging actuating mechanism is used for driving the base to move;

the controller is connected with the feeding and discharging executing mechanism and the feeding and discharging clamping hands, and is used for conveying each rim to sequentially pass through the n rolling forming stations and synchronously completing the feeding or discharging actions of the n rolling forming machines.

2. The roll forming apparatus according to claim 1, wherein the feeding and discharging gripper is a magnetic gripper.

3. The roll forming apparatus according to claim 1, wherein the feeding and discharging gripper is a magnetic nylon gripper.

4. The roll forming apparatus according to claim 1, further comprising a feeding mechanism for carrying the rim at the feeding station to the clamping opening of the 1 st feeding/discharging gripper; pan feeding mechanism includes: the device comprises a first multi-axis linkage conveying mechanism and a first clamping mechanism.

5. The roll forming device according to claim 1, further comprising a discharging mechanism for conveying the rim at the nip of the (n + 1) th loading and unloading gripper to the unloading station; the discharge mechanism comprises: the second multi-axis linkage conveying mechanism and the second clamping mechanism.

6. The roll forming device according to claim 1, wherein the feeding and discharging actuator comprises a first conveying mechanism and a second conveying mechanism, and the feeding directions of the first conveying mechanism and the second conveying mechanism are perpendicular to each other;

the second conveying mechanism is arranged on the first conveying mechanism and used for driving the base and the feeding and discharging clamping hands to move along the central axis direction of the first rolling mould, and the feeding and discharging clamping hands are close to or far away from the first rolling mould so as to synchronously complete feeding or discharging actions of the n rolling forming machines;

the first conveying mechanism is an X-axis conveying mechanism and is used for driving the second conveying mechanism, the base and the feeding and discharging clamping hands to reciprocate between two adjacent stations along the X-axis direction.

7. The roll forming apparatus according to claim 6, wherein the roll forming machine is horizontal, and the second conveying mechanism is a Y-axis conveying mechanism;

or the rolling forming machine is vertical, and the second conveying mechanism is a Z-axis conveying mechanism.

8. The roll forming apparatus according to claim 6, wherein the first and second conveying mechanisms respectively comprise: a driving motor, a lead screw transmission mechanism or a synchronous belt transmission mechanism.

9. The roll forming apparatus according to claim 1, further comprising a second roll forming die disposed opposite to the first roll forming die, the first roll forming die and the second roll forming die being engaged with each other to hold and roll-process the rim.

10. The roll forming device according to claim 9, further comprising two side guide telescoping mechanisms symmetrically arranged at two sides of a connecting line of the axes of the first rolling die and the second rolling die; the side guide telescopic mechanism comprises a telescopic rod, and the top of the telescopic rod is hinged with a mortgage wheel.

Technical Field

The invention relates to the technical field of automobile part processing, in particular to a roll forming device for processing an automobile rim.

Background

At present, the tubeless automobile rim needs to be processed through a plurality of cold roll forming procedures in the production process. And the roll forming machine that current multichannel cold roll forming used disperses the setting usually, and occupation space is big, and needs comparatively loaded down with trivial details transportation process between two adjacent processes, and the last unloading of rim roll forming machine needs manual operation more, and efficiency is slow, and is with high costs.

Disclosure of Invention

The present invention is directed to a roll forming apparatus to solve at least one of the above problems in the prior art.

In order to solve the above technical problem, the present invention provides a roll forming apparatus, including: the device comprises a feeding station, n rolling forming stations and a discharging station which are sequentially arranged, wherein n is a natural number more than or equal to 2;

and further comprising: a feeding and discharging mechanism and a rolling forming machine;

go up unloading mechanism includes: the device comprises a controller, a base and a feeding and discharging actuating mechanism;

each rolling forming station is provided with a rolling forming machine;

the rolling forming machine is provided with a first rolling die, and the rim subjected to rolling treatment is sleeved on the first rolling die;

the n rolling forming machines are arranged on the same side of the base side by side, and the n first rolling dies of the n rolling forming machines are arranged at equal axial distance (namely, the central axial distances of the n first rolling dies are equal in interval);

n +1 feeding and discharging clamping hands are arranged on the base; after the n +1 wheel rims are clamped by the feeding and discharging clamping hands, the distance between the central shafts of two adjacent wheel rims is equal to the distance between the central shafts of two adjacent first rolling dies;

the feeding and discharging actuating mechanism is used for driving the base to move;

the controller is connected with the feeding and discharging executing mechanism and the feeding and discharging clamping hands, and is used for conveying each rim to sequentially pass through the n rolling forming stations and synchronously completing the feeding or discharging actions of the n rolling forming machines.

During operation, each feeding and discharging clamping hand reciprocates between two adjacent stations, and the rim is sequentially transferred between n +1 feeding and discharging clamping hands, specifically, the 1 st feeding and discharging clamping hand conveys the rim on a feeding station to the 1 st roll forming station (a first roll forming station close to one side of the feeding station), and clamps the rim on a first rolling mold of the 1 st roll forming machine (completes feeding operation of the 1 st roll forming machine); the ith feeding and discharging clamp takes down the rim on the ith-1 rolling forming machine (completes the feeding work of the ith-1 rolling forming machine), and conveys the rim to the ith rolling forming station, and clamps the rim on a first rolling mould of the ith rolling forming machine (completes the feeding work of the ith rolling forming machine); wherein n is more than or equal to i and more than or equal to 2; and (3) taking down the rim on the nth rolling forming machine (completing the blanking work of the nth rolling forming machine) by the (n + 1) th feeding and blanking clamp, and conveying the rim to a blanking station. And the feeding and discharging work of the n rolling forming machines is synchronously finished.

The feeding and discharging mechanism has the advantages that n rolling forming machines are arranged in a centralized mode, point-to-point feeding and discharging actions of the n rolling forming machines are completed synchronously by the same feeding and discharging mechanism, the automation degree is high, the feeding and discharging time of workpieces is greatly reduced, and the machining efficiency of the workpieces is improved; in space, the occupied space is saved, the integration is more realized, and the production cost is reduced.

Furthermore, the feeding and discharging clamping hands are magnetic clamping hands. Preferably a magnetic nylon gripper. Of course, the loading and unloading gripper can also be other mechanical gripping mechanisms.

Further, the device also comprises a feeding mechanism used for conveying the rim on the feeding station to a clamping opening of a feeding and discharging clamping hand in the 1 st position; pan feeding mechanism includes: the device comprises a first multi-axis linkage conveying mechanism and a first clamping mechanism.

The discharging mechanism is used for conveying the rim at the clamping opening of the (n + 1) th feeding and discharging clamping hand to the feeding station; the discharge mechanism comprises: the second multi-axis linkage conveying mechanism and the second clamping mechanism.

Wherein, multiaxis linkage conveying mechanism includes: the translation conveying mechanism and the lifting conveying mechanism; the translational conveying mechanism preferably adopts a servo motor and a lead screw transmission mechanism; and the lifting and conveying mechanism preferably adopts a cylinder.

The clamping mechanism generally comprises two clamping parts which are arranged in bilateral symmetry, the two clamping parts are relatively close to or far away from each other under the driving of the driving mechanism, and a clamping opening between the two clamping parts is opened or closed to clamp or put down the rim. The driving mechanism can be a pneumatic, hydraulic or pneumatic telescopic mechanism, or a driving motor and a gear transmission mechanism. Wherein preferably, the clamping mechanism comprises: a gear and two racks; the two racks are respectively connected with the two clamping parts, and the two racks and the two clamping parts are synchronously driven to move through the driving motor and the gear. The clamping mechanism realizes the synchronous clamping function of the clamping hands by utilizing the same group of gear rack mechanisms, ensures that the center of a workpiece clamped every time is the center of the clamping mechanism, and is suitable for various rims with different specifications.

For convenience of description, the direction is defined by three-dimensional coordinate axes, specifically, the sequential arrangement direction of the n rolling forming stations is set to be the X-axis direction, the direction perpendicular to the X-axis in a horizontal plane is the Y-axis direction, and the height direction is the Z-axis direction.

Furthermore, the feeding and discharging execution mechanism comprises a first conveying mechanism and a second conveying mechanism, and the feeding directions of the first conveying mechanism and the second conveying mechanism are mutually vertical;

the second conveying mechanism is arranged on the first conveying mechanism and used for driving the base and the feeding and discharging clamping hands to move along the central axis direction of the first rolling mould, and the feeding and discharging clamping hands are close to or far away from the first rolling mould so as to synchronously complete feeding or discharging actions of the n rolling forming machines;

the first conveying mechanism is an X-axis conveying mechanism and is used for driving the second conveying mechanism, the base and the feeding and discharging clamping hands to reciprocate between two adjacent stations along the X-axis direction.

Furthermore, the rolling forming machine is horizontal, and the second conveying mechanism is a Y-axis conveying mechanism.

Further, the rolling forming machine is vertical, and the second conveying mechanism is a Z-axis conveying mechanism.

The feeding and discharging actuator in the present application is preferably a linkage mechanism of two or more linear feeding shafts, wherein the first conveying mechanism and the second conveying mechanism respectively comprise: a driving motor, a lead screw transmission mechanism or a synchronous belt transmission mechanism.

And the first rolling die and the second rolling die are matched with each other to clamp and roll the rim.

The two side guide telescopic mechanisms are symmetrically arranged on two sides of a connecting line of the axle centers of the first rolling die and the second rolling die; the side guide telescopic mechanism comprises a telescopic rod, and the top of the telescopic rod is hinged with a mortgage wheel. During the roll extrusion, the rim rotates along with the rotation of first roll-type mould and second roll-type mould, and the telescopic link is in the state of stretching out, and two mortgages are supported and are leaned on in the spout of the excircle of rim to play rightting the rim, effect such as restriction rim off tracking, thereby guarantee higher roll extrusion precision and qualification rate.

The side guide telescopic mechanism is in various forms, can be a pneumatic, hydraulic drive or electric telescopic rod and the like, and is preferably an air cylinder or a hydraulic cylinder.

By adopting the technical scheme, the invention has the following beneficial effects:

according to the roll forming device, n roll forming machines are arranged in a centralized manner, point-to-point feeding and discharging actions of the n roll forming machines are completed synchronously by using the same feeding and discharging mechanism, the automation degree is high, the feeding and discharging time of a workpiece is greatly reduced, and the processing efficiency of the workpiece is improved; in space, the occupied space is saved, the integration is more realized, and the production cost is reduced.

Drawings

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

Fig. 1 is a front view of a roll forming apparatus according to an embodiment of the present invention;

FIG. 2 is a top view of the roll-forming apparatus shown in FIG. 1;

FIG. 3 is a schematic structural diagram of a loading/unloading actuator in an embodiment;

fig. 4 is a schematic structural view of the roll forming machine in the embodiment.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be further explained with reference to specific embodiments.

As shown in fig. 1-2, the present embodiment provides a roll forming apparatus, including: the material loading station 1,3 roll forming stations and unloading station 5 that set gradually, wherein, 3 roll forming stations include 1 st roll forming station 2, 2 nd roll forming station 3 and 3 rd roll forming station 4.

And further comprising: a feeding and discharging mechanism 20 and a rolling forming machine 10; the present embodiment includes 3 rolling machines 10, specifically: a 1 st roll former 11, a 2 nd roll former 12 and a 3 rd roll former 13.

The loading and unloading mechanism 20 includes: a controller, a base 21 and a feeding and discharging executing mechanism 23;

each rolling forming station is provided with a rolling forming machine 10;

the rolling forming machine 10 is provided with a first rolling die 11, and a rim subjected to rolling treatment is sleeved on the first rolling die 11;

the 3 rolling forming machines 10 are arranged side by side on the same side of the base 21, and the 3 first rolling dies 11 of the 3 rolling forming machines 10 are arranged at equal intervals, that is, the central axes of the 3 first rolling dies 11 are at equal intervals.

The base 21 is provided with 4 feeding and discharging clamping hands 22; after the 4 rims are clamped by the feeding and discharging clamping hands 22, the distance between the central axes of two adjacent rims is equal to the distance between the central axes of two adjacent first rolling dies 11;

the feeding and discharging actuating mechanism 23 is used for driving the base 21 to move horizontally and/or vertically.

The controller is connected with the feeding and discharging executing mechanism 23 and the feeding and discharging clamping hands 22, and is used for conveying each rim to sequentially pass through 3 roll forming stations and synchronously completing the feeding and discharging actions of 3 roll forming machines 10.

During operation, each feeding and discharging clamping hand 22 moves back and forth between two adjacent stations, and the rim is sequentially transferred between 4 feeding and discharging clamping hands 22, specifically, the 1 st feeding and discharging clamping hand 22a receives the rim from the feeding station 1 and conveys the rim to the 1 st roll forming station 2, and then the rim is clamped on the first rolling mold 31 of the 1 st roll forming machine 11, so that the feeding operation of the 1 st roll forming machine 11 is completed;

the 2 nd feeding and discharging clamping hand 22b takes down the rim on the 1 st rolling forming machine 11, conveys the rim to the 2 nd rolling forming station 3 after finishing the feeding work of the 1 st rolling forming machine 11, clamps the rim on the first rolling mould 31 of the 2 nd rolling forming machine 12, and finishes the feeding work of the 2 nd rolling forming machine 12;

the 3 rd feeding and discharging gripper 22c takes down the rim on the 2 nd rolling forming machine 12, conveys the rim to the 3 rd rolling forming station 4 after finishing the feeding work of the 2 nd rolling forming machine 12, clamps the rim on the first rolling mold 31 of the 3 rd rolling forming machine 13, and finishes the feeding work of the 3 rd rolling forming machine 13;

the 4 th feeding and discharging clamping hand 22d takes down the rim on the 3 rd rolling forming machine 13, completes the discharging work of the 3 rd rolling forming machine 1,3 and conveys the rim to the discharging station 5; wherein, the feeding and discharging work of the 3 rolling forming machines 10 is completed synchronously.

According to the invention, 3 rolling forming machines 10 are arranged in a centralized manner, and the same feeding and discharging mechanism 20 is utilized to synchronously complete the point-to-point feeding and discharging actions of the 3 rolling forming machines 10, so that the automation degree is high, the feeding and discharging time of a workpiece is greatly reduced, and the processing efficiency of the workpiece is improved; in space, the occupied space is saved, the integration is more realized, and the production cost is reduced.

The loading and unloading gripper 22 may be a magnetic gripper. Preferably a magnetic nylon gripper.

The embodiment also comprises a feeding mechanism 40 for conveying the rim on the feeding station 1 to the clamping opening of the 1 st feeding and discharging clamping hand 22 a; the feeding mechanism 40 includes: a first multi-axis linkage conveying mechanism 41 and a first clamping mechanism 42. The first multi-axis linkage conveying mechanism drives the first clamping mechanism to move back and forth between the 1 st feeding and discharging clamping hand 22a and the feeding conveying track 43, after the first clamping mechanism clamps (or is beneficial to magnetic adsorption and fixation) the rim on the feeding conveying track, the first multi-axis linkage conveying mechanism carries the rim to the 1 st feeding and discharging clamping hand 22a clamping opening, and the 1 st feeding and discharging clamping hand 22a clamping opening is closed or fixes the rim through magnetic force.

The discharging mechanism 50 is used for conveying the rim at the clamping opening of the 4 th feeding and discharging clamping hand 22d to the blanking station 5; the discharging mechanism 50 includes: a second multi-axis linkage conveying mechanism 51 and a second clamping mechanism 52. After the second clamping mechanism clamps up (or facilitates magnetic adsorption and fixation) the rim at the clamping opening of the 4 th feeding and discharging gripper 22d, the second multi-axis linkage conveying mechanism conveys the rim to the feeding and discharging conveying track 53.

Wherein, multiaxis linkage conveying mechanism includes: the translation conveying mechanism and the lifting conveying mechanism; the translational conveying mechanism preferably adopts a servo motor and a lead screw transmission mechanism; and the lifting and conveying mechanism preferably adopts a cylinder.

The clamping mechanism generally comprises two clamping parts which are arranged in bilateral symmetry, the two clamping parts are relatively close to or far away from each other under the driving of the driving mechanism, and a clamping opening between the two clamping parts is opened or closed to clamp or put down the rim. The driving mechanism can be a pneumatic, hydraulic or pneumatic telescopic mechanism, or a driving motor and a gear transmission mechanism. Wherein preferably, the clamping mechanism comprises: a gear and two racks; the two racks are respectively connected with the two clamping parts, and the two racks and the two clamping parts are synchronously driven to move through the driving motor and the gear. The clamping mechanism realizes the synchronous clamping function of the clamping hands by utilizing the same group of gear rack mechanisms, ensures that the center of a workpiece clamped every time is the center of the clamping mechanism, and is suitable for various rims with different specifications. Of course, the clamping mechanism can also utilize magnetic clamping hands which are attracted by magnetic force.

For convenience of description, the direction is defined by three-dimensional coordinate axes, specifically, the sequential arrangement direction of 3 rolling forming stations is set as an X-axis direction, the direction perpendicular to the X-axis in a horizontal plane is a Y-axis direction, and the height direction is a Z-axis direction.

As shown in fig. 3, the feeding and discharging actuator 23 includes a first conveying mechanism 23a and a second conveying mechanism 23b, and the feeding directions of the first conveying mechanism 23a and the second conveying mechanism 23b are perpendicular to each other; specifically, the second conveying mechanism 23b is arranged on the mounting seat of the first conveying mechanism 23a, and is configured to drive the base 21 and the feeding and discharging gripper 22 to move in a direction along a central axis of the first rolling mold 31 (i.e., a Y-axis direction), and the feeding and discharging gripper 22 is close to or far away from the first rolling mold 31 to synchronously complete feeding or discharging actions of the 3 rolling molding machines 10; the first conveying mechanism 23a is an X-axis conveying mechanism and is configured to drive the second conveying mechanism, the base 21 and the feeding and discharging gripper 22 to reciprocate between two adjacent stations along the X-axis direction. During feeding, the first conveying mechanism 23a and the second conveying mechanism 23b perform feeding actions simultaneously, and the feeding and discharging clamping hands 22 and the wheel rims move along the arc-shaped path, so that the workpiece stroke is greatly reduced, and the feeding speed is increased.

The feeding and discharging actuator 23 in the present application is preferably a linkage mechanism of two or more linear feeding shafts, wherein the first conveying mechanism and the second conveying mechanism respectively comprise: driving motor, lead screw drive mechanism.

As shown in fig. 4, the present embodiment further includes a second rolling die 32 disposed opposite to the first rolling die 31, and the first rolling die 31 and the second rolling die 32 cooperate with each other to clamp and roll-process the rim 60.

The two side guide telescopic mechanisms 70 are symmetrically arranged at two sides of a connecting line of the axle centers of the first rolling mould 31 and the second rolling mould 32; the side guide telescopic mechanism 70 comprises a telescopic rod 71, and the top of the telescopic rod 71 is hinged with a mortgage wheel 72. During the roll extrusion, the rim rotates along with the rotation of first roll type mould 31 and second roll type mould 32, and the telescopic link is in the state of stretching out, and two mortgages wheel support and lean on in the spout of the excircle of rim to play and right the rim, restrict effects such as rim off tracking, thereby guarantee higher roll extrusion precision and qualification rate. The side guide telescopic mechanism is in various forms, can be a pneumatic, hydraulic drive or electric telescopic rod and the like, and is preferably an air cylinder or a hydraulic cylinder.

According to the roll forming device provided by the invention, 3 roll forming machines 10 are arranged in a centralized manner, and the same feeding and discharging mechanism 20 is utilized to synchronously complete the point-to-point feeding and discharging actions of the 3 roll forming machines 10, so that the automation degree is high, the feeding and discharging time of a workpiece is greatly reduced, and the processing efficiency of the workpiece is improved; in space, the occupied space is saved, the integration is more realized, and the production cost is reduced.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.