CN218695947U - Automobile spoke machining production line - Google Patents

Abstract

The utility model provides a car spoke machining production line relates to laser cutting technical field, and the scheme of adoption is: the automatic feeding device comprises an uncoiler, a material guiding device, a clamping and conveying device, a leveling machine, a laser cutting machine and an automatic blanking machine which are sequentially arranged along the feeding direction, wherein a feeding trolley is arranged on one side of the uncoiler, and a roller way is arranged on one side of the automatic blanking machine. The utility model discloses the effect of bringing is: the problems that in the traditional automobile spoke production process, the stamping process is large in energy consumption, the die is fast in abrasion, the manufacturing period of a grinding tool is long, the method is not suitable for multi-variety small-batch processing, and the material utilization rate is low are solved.

Description

Automobile spoke machining production line

Technical Field

The utility model relates to a laser cutting technical field especially relates to an automobile spoke machining production line.

Background

The wheel is a welded joint of a rim and a spoke, the spoke mainly bears bending moment and the rim bears radial load impact in the actual driving process, and the rim and the spoke are both formed by punch forming. The wheel failure reason is systematically analyzed by simulating and calculating the wheel processing technology, stress and service conditions through professional software and combining the wheel steel structure and performance, and the results show that stress gradient exists between a threaded hole distribution circle and a vent hole transition zone when the wheel spoke is produced by adopting a stamping technology, a bolt hole is a sensitive position for fatigue crack initiation and expansion, jolt, vibration and impact generated by automobile running are generated, cracks of the wheel spoke are converted into fatigue cracks, the fatigue cracks continuously expand along with the continuous running of the automobile, and when the automobile runs to a certain mileage or bears strong impact load, the wheel spoke can generate fatigue fracture.

In addition, the stamping process has the disadvantages of high energy consumption, fast die abrasion, high repair and use cost, long grinding tool manufacturing period, unsuitability for multi-variety small-batch processing and low material utilization rate, so the traditional automobile wheel processing process is changed, the service life of the wheel is prolonged, and the problems to be solved in the wheel production and processing industry are solved urgently.

Disclosure of Invention

The utility model aims to solve the problems that the energy consumption of the stamping process is large, the die wear is fast, the manufacturing period of a grinding tool is long, the processing is not suitable for the small batch of multiple varieties and the material utilization rate is low in the production process of the traditional automobile spoke, and the automobile spoke machining production line is provided and designed to replace the traditional stamping blanking line process.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the utility model provides a car spoke machining production line, includes along the decoiler that the pay-off direction set gradually, draws material device, clamp and send device, levelling machine, laser cutting machine and automatic blanking machine, one side of decoiler is provided with the material loading dolly, one side of automatic blanking machine is provided with the roll table. The coil stock is hoisted to the feeding trolley by a crane, the feeding trolley carries the coil stock to advance to the central line of the uncoiler, the coil stock is lifted to a proper height by a hydraulic oil cylinder, the two uncoilers move towards the center of the inner hole of the coil stock, the inner hole of the coil stock is tensioned by a winding drum of the uncoiler, the feeding trolley descends and returns to a feeding position, the stub bar is led out by a material leading device, preliminary leveling is carried out, the stub bar is fed into a leveling machine by a clamping and conveying device, the stub bar is fed into a laser cutting machine for cutting and processing after being leveled, the stub bar is fed into an automatic blanking machine area after being cut, the automatic blanking machine sorts finished products, and the finished products are conveyed to a roller bed to be sent to the next process. Compared with the traditional punching blanking line process, the laser cutting process does not need a die, so that die change is not needed, and the purchasing, maintaining and warehousing cost of the die is saved; the feeding and discharging of a single plate are converted into the continuous shearing of the rolled plate, the processing speed is high, the processing quality is also guaranteed, the automatic discharging can be realized in an automatic blanking machine, and the material utilization rate is improved compared with that of punching and blanking; the trial production and release period of the new products in small batch is shortened.

In order to solve the problem that a high-power laser seriously burns a working platform during cutting, the laser cutting machine is further improved, and comprises a machine body, wherein a plurality of transmission shafts are arranged on the machine body at intervals, each transmission shaft is provided with a plurality of cutter heads, the cutter heads are arranged at intervals along the axial direction of the transmission shaft, and the transmission shaft is connected with a driving assembly. Through setting up to rotation type blade disc work platform, the blade disc is compared with traditional sword strip, has increased thickness and depth, and the blade disc is rotatable, and the holding surface is bigger, has reduced the laser beam machining in-process to work platform injury, has prolonged work platform life.

Furthermore, the cutter head is formed by connecting two semicircular cutters. Furthermore, one side of each semicircular knife for connection is provided with a connecting flange, the connecting flanges on the two semicircular knives are connected together through a connecting piece after being attached tightly, the connecting piece is preferably a bolt, and a plurality of bolts penetrate through the connecting flanges to connect the two semicircular knives into a cutter head, so that the cutter head can be detached and installed conveniently.

Furthermore, an arc-shaped groove is formed in one side, used for connection, of the semicircular cutter. To be snapped onto the drive shaft.

Furthermore, a plurality of annular grooves arranged at intervals are formed in the transmission shaft, the cutter discs are installed in the annular grooves, and the cutter discs are arranged in parallel. The annular groove is formed in the transmission shaft to provide a cutter mounting position, so that the cutter can be mounted more accurately and rapidly.

Further, drive assembly includes the motor, be connected with drive sprocket on the motor, driven sprocket is installed to the tip of transmission shaft, and drive sprocket passes through drive chain and is connected with the driven sprocket on the transmission shaft in the outside, connects through the transmission of drive sprocket group between two adjacent transmission shafts. The transmission chain wheel set comprises a first transmission chain wheel, a second transmission chain wheel and a transmission chain, the first transmission chain wheel and the second transmission chain wheel are respectively arranged on two adjacent transmission shafts, and the first transmission chain wheel and the second transmission chain wheel are connected through the transmission chain. The transmission shaft is driven to rotate by a chain wheel and a chain so as to drive the cutter head to rotate.

Furthermore, two ends of the transmission shaft are arranged on the bed body through bearing seats.

According to the technical scheme, the utility model has the advantages of it is following:

compared with the traditional stamping and blanking line process, the laser cutting processing does not need a die, so that die change is not needed, and the purchasing, maintaining and storing cost of the die is saved; the feeding and discharging of a single plate are converted into the continuous shearing of the rolled plate, the processing speed is high, and the processing quality is also guaranteed; the die cost does not exist, the minimum processing amount of the blanking line is greatly reduced, the laser blanking line is very beneficial to enterprises and manufacturers, and the laser blanking line can process small orders; the processing range of the material is widened, the strength of the material is not considered in laser cutting, so that the high-strength steel and aluminum alloy plates for automobiles can be easily processed, and the problems of cracking, crushing and the like do not exist; the automatic blanking machine can automatically discharge materials, and the material utilization rate is improved compared with that of stamping and blanking; the trial production and release period of the new products in small batch is shortened.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description will be briefly introduced below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, 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 a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a laser cutting machine according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a display driving assembly according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the cutter head and the transmission shaft in cooperation according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of a transmission shaft according to an embodiment of the present invention.

In the figure, 1, a feeding trolley, 2, an uncoiler, 3, a material guiding device, 4, a clamping and conveying device, 5, a leveling machine, 6, a laser cutting machine, 7, an automatic blanking machine, 8, a roller way, 9, a transmission shaft, 10, a cutter head, 11, a motor, 12, a driving chain, 13, a driving chain wheel, 14, a driven chain wheel, 15, a first transmission chain wheel, 16, a second transmission chain wheel, 17, a transmission chain, 18, a machine body, 19, a semicircular cutter, 20, a connecting flange, 21, a connecting piece, 22, a bearing seat, 23, an annular groove, 24 and a key groove.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. 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 scope of protection of this patent.

As shown in fig. 1 to 5, the present embodiment provides an automobile spoke machining production line, which includes an uncoiler 2, a material guiding device 3, a clamping and conveying device 4, a leveling machine 5, a laser cutting machine 6 and an automatic blanking machine 7, which are sequentially arranged along a feeding direction, wherein a feeding trolley 1 is arranged on one side of the uncoiler 2, and a roller way 8 is arranged on one side of the automatic blanking machine 7. The laser cutting machine 6 comprises a machine body 18, a plurality of transmission shafts 9 are arranged on the machine body 18 at intervals, two ends of each transmission shaft 9 are installed on the machine body 18 through bearing seats 22, a plurality of cutter heads 10 are installed on each transmission shaft 9, and the cutter heads 10 are formed by connecting two semicircular cutters 19. Further, a connecting flange 20 is arranged on one side, used for connection, of each semicircular cutter 19, the connecting flanges 20 on the two semicircular cutters 19 are connected together through a connecting piece 21 after being attached tightly, the connecting piece 21 is preferably a bolt, a plurality of bolts penetrate through the connecting flanges 20 to connect the two semicircular cutters 19 into the cutter head 10, the cutter heads 10 are arranged at intervals along the axial direction of the transmission shaft 9, a plurality of annular grooves 23 arranged at intervals are formed in the transmission shaft 9, an arc-shaped groove is formed in one side, used for connection, of each semicircular cutter 19, the cutter head 10 is installed in the annular groove 23, and the cutter heads 10 are arranged in parallel. In addition, the transmission shafts 9 are connected with a driving assembly, the driving assembly comprises a motor 11, a driving chain wheel 13 is connected to the motor 11, a driven chain wheel 14 is installed at the end of the transmission shaft 9, the driving chain wheel 13 is connected with the driven chain wheel 14 on the outermost transmission shaft 9 through a driving chain 12, and two adjacent transmission shafts 9 are in transmission connection through a transmission chain wheel set. Specifically, the transmission chain wheel set comprises a first transmission chain wheel 15, a second transmission chain wheel 16 and a transmission chain 17, the first transmission chain wheel 15 and the second transmission chain wheel 16 are respectively installed on two adjacent transmission shafts 9, the first transmission chain wheel 15 and the second transmission chain wheel 16 are connected through the transmission chain 17, and the transmission shafts 9 are driven to rotate through a chain wheel chain mode so as to drive the cutter head 10 to rotate.

The working principle is as follows: the coil stock is hoisted to a feeding trolley 1 by a crane, the feeding trolley 1 bears the coil stock and advances to the central line of an uncoiler 2, a hydraulic oil cylinder lifts the coil stock to a proper height, the two uncoilers 2 move towards the center of a coil stock inner hole, the coil stock inner hole is tensioned by a winding drum of the uncoiler 2, the feeding trolley 1 descends and returns to a feeding position, a material head is led out by a material leading device 3 and is primarily leveled, the material head is fed into a leveling machine 5 through a clamping and conveying device 4 and then is fed into a laser cutting machine 6 for cutting and processing, the driving speed of a motor 11 is matched with that of the leveling machine 5, the motor 11 drives a driving sprocket 13 to rotate, the driving sprocket 13 drives a driven sprocket 14 to rotate through a driving chain 12, the driven sprocket 14 is in key connection with a transmission shaft 9, so that a cutter head 10 is driven to rotate, the cut finished products are fed to the area of an automatic blanking machine 7, the automatic blanking machine 7 sorts the finished products, and the finished products are conveyed to a roller table 8 and sent to a next process. The production process has strong demonstration function and popularization value in the wheel manufacturing industry.

The terms "upper", "lower", "outside", "inside" and the like (if any) in the description and claims of the present invention and the above drawings are used for distinguishing relative relationships in position, and not necessarily for qualitative purposes. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. The utility model provides a car spoke machining production line, its characterized in that includes along the decoiler that the pay-off direction set gradually, draws material device, clamp and send device, levelling machine, laser cutting machine and automatic blanking machine, one side of decoiler is provided with the material loading dolly, one side of automatic blanking machine is provided with the roll table.

2. The automobile spoke machining production line of claim 1, wherein the laser cutting machine comprises a machine body, a plurality of transmission shafts are arranged on the machine body at intervals, a plurality of cutter heads are mounted on each transmission shaft and are arranged at intervals along the axial direction of the transmission shaft, and the transmission shaft is connected with a driving assembly.

3. A vehicle spoke manufacturing line according to claim 2 wherein the cutter head is formed by connecting two semicircular cutters.

4. A machining line for automobile spokes according to claim 3, wherein one side of each semicircular cutter for connection is provided with a connecting flange, and the connecting flanges on the two semicircular cutters are connected together through a connecting piece after being attached tightly.

5. A vehicle spoke processing line according to claim 3 wherein the side of the semicircular knife for attachment is provided with an arcuate slot.

6. A machining line for automobile spokes according to claim 5, wherein a plurality of annular grooves are arranged at intervals on the transmission shaft, the cutter discs are installed in the annular grooves, and the cutter discs are arranged in parallel.

7. A vehicle spoke processing production line according to any one of claims 2 to 6, wherein the driving assembly comprises a motor, a driving chain wheel is connected onto the motor, a driven chain wheel is installed at the end part of the transmission shaft, the driving chain wheel is connected with the driven chain wheel on the outermost transmission shaft through a driving chain, and two adjacent transmission shafts are in transmission connection through a transmission chain wheel set.

8. A vehicle spoke processing production line according to claim 7 wherein the drive sprocket group comprises a first drive sprocket, a second drive sprocket and a drive chain, the first drive sprocket and the second drive sprocket are respectively mounted on two adjacent drive shafts, and the first drive sprocket and the second drive sprocket are connected through the drive chain.

9. A vehicle spoke manufacturing line according to claim 2, wherein both ends of the drive shaft are mounted on the bed through bearing blocks.

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