CN212372323U - Flexible automatic production line for punching and welding automobile bumper - Google Patents

Flexible automatic production line for punching and welding automobile bumper Download PDF

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Publication number
CN212372323U
CN212372323U CN202020021674.0U CN202020021674U CN212372323U CN 212372323 U CN212372323 U CN 212372323U CN 202020021674 U CN202020021674 U CN 202020021674U CN 212372323 U CN212372323 U CN 212372323U
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China
Prior art keywords
radar
station
welding
support
bumper
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CN202020021674.0U
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Chinese (zh)
Inventor
蒋冰
钱曹兴
董鸣
卞晓清
梁剑
严敏浩
严萍
任俞
吴忠和
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Jiangyin Mingxu Molding Co ltd
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Jiangyin Mingxu Molding Co ltd
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Priority to CN202020021674.0U priority Critical patent/CN212372323U/en
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Abstract

The utility model relates to an automobile bumper punching welding flexible automatic production line, including a square transfer chain that circulates between a plurality of stations, placed a plurality of fetal membrane bottom plates on the transfer chain, the bottom of fetal membrane bottom plate and transfer chain pass through the track cooperation, carry out flexible processing to a plurality of bumpers simultaneously on a transfer chain, the left and right sides top of transfer chain is provided with a machine of moving respectively, the transfer chain of front side has set gradually radar dysmorphism hole hot pressing station from right to left on the transfer chain, five machining center milling hole rolls R angle station, flexible welding station of robot, later stage expansion station; the rear end of the R-angle milling station of the five-axis machining center is a flexible welding station of the robot. The bumper can be processed on one production line, so that the bumper is efficient and quick; in addition, the tire membranes and the radar supports on the assembly line and the processing equipment of each processing station can be replaced, so that the bumper processing equipment is suitable for processing bumpers of different specifications and models, flexible production is realized, and the processing efficiency is improved.

Description

Flexible automatic production line for punching and welding automobile bumper
Technical Field
The utility model relates to a car bumper welds flexible automation line that punches a hole.
Background
The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front part and the rear part of an automobile body. The plastic bumper for automobile consists of three parts, including outer plate, buffering material and cross beam, the outer plate and the buffering material are made of plastic, the cross beam is punched with cold rolled sheet to form U-shaped slot, and the outer plate and the buffering material are adhered to the cross beam.
After the automobile bumper is subjected to injection molding, hot pressing, hole milling, roller R angle welding and other processing operations need to be carried out on the automobile bumper, and the radar bracket is welded on the rear bumper after the hole is formed in the surface of the rear bumper. Traditional process need process on the station of difference, and transports between the station of difference and need consume more production time, and production efficiency is low, still extravagant manual work. Therefore, at present, an automatic flexible production line for punching and welding automobile bumpers, which has the advantages of wide application range, high automation degree, close connection between stations, high processing efficiency and high speed, is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the aforesaid not enough, provide an application scope extensively, degree of automation is high, closely links up between the station, processes the high-efficient swift car bumper flexible automation line that welds that punches a hole.
The purpose of the utility model is realized like this:
a punching and welding flexible automatic production line for automobile bumpers comprises a conveying line, wherein the conveying line is moved among a plurality of stations, the conveying line is overlooked in a square shape, a tire membrane bottom plate is placed at the top of the conveying line, the bottom of the tire membrane bottom plate is matched with the conveying line through a rail, a plurality of tire membrane bottom plates are placed on the conveying line, a plurality of bumpers are flexibly processed on one conveying line simultaneously, a transfer machine is respectively arranged at the top of the left side and the top of the right side of the conveying line and used for carrying the tire membrane bottom plate, the tire membrane and the bumpers to transport the front line and the rear line of the conveying line together, a workpiece taking station and a workpiece placing station are arranged on the front side of the conveying line, the workpiece taking station is used for placing the bumpers before processing, and the workpiece placing station is used for taking the processed bumpers down;
a radar special-shaped hole hot-pressing station, a five-axis machining center hole milling and rolling R angle station, a robot flexible welding station and a later expansion station are sequentially arranged on the conveying line on the front side from right to left;
the radar special-shaped hole hot-pressing station comprises a hot-pressing device and a conveying device arranged below the hot-pressing device;
the rear end of the radar irregular hole hot-pressing station is a five-axis machining center hole milling and R angle rolling station which comprises a support, a bumper penetrates through the lower portion of the support, two guide rails which extend in the left-right direction and are arranged in parallel are arranged at the top of the support, a left milling roller device and a right milling roller device are arranged on the guide rails, a milling cutter and a roller edge device are arranged on each milling roller device, the bottoms of the milling cutter and the roller edge device face downwards, and hole milling and roller R angle milling operation is simultaneously carried out on the bumper;
the rear end of the hole milling and rolling R-angle station of the five-axis machining center is a robot flexible welding station which is arranged behind the front-side conveying line and comprises two robots arranged on a robot base, and the end part of a mechanical arm of each robot is connected with an ultrasonic welding device through a quick change disc;
and the bumper is processed by the flexible welding station of the robot and then is sent to the workpiece placing station to complete the flow line production.
The utility model discloses car bumper punching welding flexible automation line, the outside in transfer chain, radar support storehouse, fetal membrane storehouse is provided with net door, shrouding, door plant, gets up the production line protection.
The utility model discloses car bumper punching welding flexibility automation line, the back end of robot flexible welding station is the later stage and extends the station, and the later stage is extended the station and is a reserve station.
The utility model discloses car bumper punching welding flexible automation line, it includes moves the quick-witted support to move the machine, move the machine support and all be provided with the fixed plate that is the L type at both ends about moving the quick-witted support, the L type opening of two fixed plates sets up inwards, be provided with sprocket chain subassembly one, sprocket chain subassembly two on two fixed plates respectively, sprocket chain subassembly one and sprocket chain subassembly two all include two sprockets and the chain that cooperatees with the sprocket, the drive sprocket in sprocket chain subassembly one is driven by the motor, be provided with the spliced pole between the driven sprocket in drive sprocket and sprocket chain subassembly two, drive the driven sprocket rotation through the spliced pole when drive sprocket rotates, driven sprocket drives sprocket chain subassembly two transmissions again; a jacking cylinder is arranged between the first chain wheel chain assembly and the second chain wheel chain assembly and behind the connecting column, the upper end of a piston rod of the jacking cylinder is connected with a supporting piece, and two ends of the supporting piece are provided with supporting columns; a tire membrane positioning device is arranged on the jacking cylinder; the inner side of the carrier support is provided with a plurality of vertical guide posts which are positioned on two sides of the jacking cylinder, so that the jacking cylinder can keep vertical when lifting.
The utility model discloses a flexible automatic production line for punching and welding automobile bumpers, an upper support frame is arranged above a hot-pressing device, and two sides of the upper support frame are fixed on a lower support frame; the middle and the right side of the upper support frame are respectively and longitudinally provided with a second electric cylinder drive and a first electric cylinder drive which are used for driving a hot-pressing device to tightly press a bumper component arranged on a tire membrane; the upper support frame is provided with a hot air gun for preheating the bumper; the conveying device longitudinally penetrates through the lower part of the hot pressing device, a supporting plate is horizontally arranged on the conveying device, and an electric quick plug and an air path quick plug are horizontally arranged at the top end of the supporting plate; the left end and the right end of the supporting plate are provided with blocking cylinders in parallel, and the blocking cylinders are provided with rollers; a rack is arranged below the conveying device, a driving motor is arranged on one side of the rack, and the driving motor is connected with a gear box; the gear box is connected with a driving roller, and the driving roller is connected with speed multiplying chains on the left side and the right side of the conveying device; four corners below the supporting plate are respectively provided with a sliding rail locking device; the top ends of the two sides of the rack are respectively provided with a sliding rail perpendicular to the ground direction, and the support plate is fixed on the rack through a sliding rail locking device; the bottom of the frame is provided with supporting legs.
The utility model discloses car bumper punching welding flexible automation line, the both sides of robot are provided with welding set and change the frame respectively, place one row of ultrasonic welding device on the welding set change frame, change the ultrasonic welding device on the robot according to the bumper of different specifications to be applicable to different bumper welding, realize flexible welding, the front side of robot is provided with radar support place position, is placed the radar support that treats welding on it by the workman; the top of ultrasonic welding device is provided with the welding cylinder, and the piston rod of welding cylinder passes a connecting block and is connected with stroke ultrasonic wave unit, and the connecting block upper end is connected with the spliced pole, and the spliced pole lower extreme is provided with ultrasonic wave unit conversion piece, and ultrasonic wave unit conversion piece carries out ultrasonic welding radar support to the bumper.
The utility model discloses car bumper punching welding flexible automation line, the left side outside the square transfer chain is provided with radar support storehouse, radar support storehouse includes goods shelves transfer chain, sets up two rows of radar goods shelves, radar support shuttle and the RFID induction system on goods shelves storage platform; the radar support shuttle vehicle is positioned between the two rows of radar goods shelves, and the goods shelf conveying line is positioned at the front end of the radar goods shelf on the right side of the radar support shuttle vehicle; each row of radar shelf is provided with fixed material racks which are arranged in parallel and used for placing radar supports, each fixed material rack comprises a plurality of layers of box bodies, the number of each layer of box body is two, the front end of each layer of box body is provided with an opening, the front end of the inner wall of the outer side of each box body is provided with a locking device used for preventing the radar supports from falling off, each locking device comprises a fixed strip arranged at the vertical edge of the front end of the inner wall of the outer side of each box body and a telescopic block inserted in the fixed strip, each fixed strip is provided with a jack, and a telescopic block which is electrically controlled to stretch out and draw back is inserted; radar support shuttle car bottom dress is on the radar support shuttle car track that sets up around, slides around realizing through radar support shuttle car walking motor drive, radar support shuttle car track and radar goods shelves parallel arrangement are provided with the radar support fork that stretches out to the left and right sides on the radar support shuttle car, and radar support fork passes through lift cylinder control and goes up and down, can get radar support on the radar support fork, perhaps puts radar goods shelves from radar support fork, and radar support shuttle car's foremost end is for radar support gets puts the position, can put radar support get on the radar support gets puts the position, or gets and put radar support retrieval radar goods shelves from radar support on the position.
The utility model discloses car bumper punching welding flexible automation line, the outside rear side of transfer chain is provided with one row of fetal membrane storehouse, has put different fetal membranes on the support in the fetal membrane storehouse, leaves the clearance between fetal membrane storehouse and the transfer chain, is provided with in this clearance and trades membrane fork truck, trade membrane fork truck's bottom and the fork truck track cooperation that a level set up, trade membrane fork truck controls on the fork truck track through walking motor drive, trade membrane fork truck's centre is provided with the fetal membrane fork that a fore-and-aft direction extends, the left and right sides cover of fetal membrane fork truck is on elevating gear, goes up and down through elevating motor drive elevating gear, and both ends are connected the rear side of fetal membrane storehouse and transfer chain around the fetal membrane fork.
The utility model discloses a flexible automatic production line for punching and welding automobile bumpers, a base film corresponding to a bumper to be processed is placed on a conveying line, then a worker places the bumper on the corresponding base film on a workpiece taking station, a radar support shuttle car sends a radar support in a radar support library to a radar support taking and placing position, the radar support is placed on the radar support placing position on the front side of a robot flexible welding station by the worker, the bumper is conveyed on the conveying line along with the base film, when the radar special-shaped hole hot-pressing station is passed through, a hot air gun in the radar special-shaped hole hot-pressing station heats the bumper, then a bumper component on the base film is pressed by a first electric cylinder drive and a second electric steel drive, then the rear bumper passes through a five-axis machining center hole milling R angle rolling station, the operation of hole milling and a roller R angle is simultaneously carried out on the bumper by a milling cutter and a roller edge device, then the bumper passes through the robot flexible welding station, the robot places the radar support of position with the radar support and adsorbs to carry out ultrasonic bonding through ultrasonic welding device, finally accomplish welded bumper and sending back and put a station, the workman takes away the bumper and accomplishes the processing.
The utility model discloses car bumper punching welding flexible automation line, when needing to be changed the fetal membrane, radar support shuttle removes to before waiting to change the fixed work or material rest in the radar support storehouse at fetal membrane place, taks the radar support away after the radar support fork goes up and down to put on the transfer line, vice versa.
The utility model discloses car bumper punching welding flexibility automation line has following advantage:
the utility model discloses car bumper punching welding flexibility automation line processes through concentrating multiple work piece on a flexible assembly line, has integrateed on the assembly line fetal membrane storehouse, radar support storehouse, radar dysmorphism hole hot pressing station, five-axis machining center milling hole roll R angle station, robot flexible welding station, get a station, put a station, later stage expansion station etc. can make the bumper accomplish the processing on an assembly line, processes high-efficiently swiftly; in addition, the tire membranes, the radar supports and the processing equipment of each processing station on the production line can be replaced, such as a milling cutter, a welding device, the tire membranes and the like, so that the bumper processing equipment is suitable for processing bumpers of different specifications and models, flexible production is realized, and the processing efficiency of the bumpers is improved; the transfer machine in the automatic punching and welding flexible production line for the automobile bumper carries out automatic transmission on the bumper, the tire membrane bottom plate and the tire membrane through the matching of the chain and chain wheel assembly and the jacking cylinder, realizes automatic quick-inserting type power on for gas circuit and circuit control through photoelectric induction, saves labor and improves working efficiency; the radar special-shaped hole hot-pressing station comprises a hot-pressing device and a conveying device, the conveying device is used for transmitting and carrying out special-shaped pressing on a bumper blank film through matching of a speed multiplying chain, a transmission shaft, a jacking air cylinder, a linear guide rail, a guide rail lock, an electric cylinder, a gear box and a driving motor, and an infrared tube, a hot air gun and the electric cylinder are matched, so that the risk of paint cracking during radar special-shaped hole forming is effectively reduced, automatic control is realized, manpower participation is not needed, the labor cost is saved, the hot-pressing station is suitable for different bumpers, four special-shaped pressing stations are totally arranged, the radar special-shaped hole hot-pressing station can be used in a flexible production line, the; the flexible welding station comprises two robots, welding unit device replacing frames are respectively arranged on two sides of each robot, a row of ultrasonic welding devices are placed on the welding device replacing frames, and the ultrasonic welding devices on the robots are replaced according to bumpers with different specifications, so that the flexible welding station is suitable for welding different bumpers, and flexible welding and automatic welding are realized; the radar goods shelves in the radar support storehouse can deposit multiple radar, are provided with the shuttle that moves on the shuttle track between two rows of radar goods shelves and are used for carrying the radar support, are provided with radar support fork on the shuttle, and radar support fork goes up and down through lift cylinder control, confirms the position of every radar goods shelves through the RFID response for the radar support can arrive automatically and get material mouthful position, makes things convenient for the workman to get, and degree of automation is high.
Drawings
Fig. 1 is the utility model discloses car bumper punching welding flexibility automation line's top view.
Fig. 2 is a perspective view of fig. 1.
Fig. 3 is a top view of the conveyor line of fig. 1.
Fig. 4 is a schematic structural diagram of the transfer machine in fig. 1.
Fig. 5 is a front view of fig. 4.
Fig. 6 is a top view of fig. 4.
Fig. 7 is a side view of fig. 4.
Fig. 8 is a schematic structural diagram of a five-axis machining center hole milling roll R angle station in fig. 1.
Fig. 9 is a front view of fig. 8.
Fig. 10 is a schematic structural diagram of a hot-pressing station of the radar special-shaped hole in fig. 1.
Fig. 11 is a top view of fig. 10.
Fig. 12 is a side view of fig. 10.
Fig. 13 is a front view of fig. 10.
Fig. 14 is a schematic structural diagram of a flexible welding station of the robot in fig. 1.
Fig. 15 is a top view of fig. 14.
Fig. 16 is a side view of fig. 14.
Fig. 17 is a schematic structural diagram of an ultrasonic welding device of the flexible welding station of the robot in fig. 1.
Fig. 18 is a schematic structural diagram of the radar support library in fig. 1.
Fig. 19 is a schematic structural view of the fixed rack in fig. 18.
Fig. 20 is a schematic view of the locking device of fig. 19.
Fig. 21 is a schematic view of the shuttle car of fig. 18.
Fig. 22 is a top view of fig. 21.
Fig. 23 is a front view of fig. 21.
Fig. 24 is a top view of the tire membrane magazine and the membrane change forklift of fig. 1.
Fig. 25 is a schematic view of the film change forklift of fig. 24.
Fig. 26 is a top view of fig. 25.
Fig. 27 is a front view of fig. 25.
In the figure: the automatic four-axis robot comprises a conveying line 1, a transfer machine 2, a transfer machine support 2.1, a motor 2.2, a chain wheel chain assembly I2.3, a chain wheel chain assembly II 2.4, a connecting column 2.5, a fixing plate 2.6, a driving chain wheel 2.7, a driven chain wheel 2.8, a jacking cylinder 2.9, a support member 2.10, a support column 2.11, a tire membrane positioning device 2.12, a guide column 2.13, a workpiece taking station 3, a radar special-shaped hole hot-pressing station 4, a hot-pressing device 4.1, a conveying device 4.2, a roller 4.3, a double-speed chain 4.4, a support plate 4.5, an electric quick-inserting device 4.6, an air circuit quick-inserting device 4.7, a blocking cylinder 4.8, a first electric cylinder drive 4.9, a hot air gun 4.10, a driving motor 4.11, a lower support frame 4.12, a rack 4.13, a support leg 4.14, a gear box 4.15, an upper support frame 4.16, a second electric cylinder drive 4.17, a locking device 4.18, a slide rail 4.19, a slide rail 4.5, a central roller machining hole, The device comprises a mechanical arm 6.2, a quick-change disc 6.3, an ultrasonic welding device 6.4, a welding cylinder 6.4.1, a connecting block 6.4.2, a stroke ultrasonic unit 6.4.3, a connecting column 6.4.4, an ultrasonic unit conversion block 6.4.5, a welding device replacement frame 6.5, a robot base 6.6, a later expansion station 7, a radar support library 8, a goods shelf conveying line 8.1, a goods shelf storage table 8.2, a radar goods shelf 8.3, a fixed material shelf 8.3.1, a box body 8.3.2, a locking device 8.3.3, a fixed strip 8.3.4, a telescopic block 8.3.5, a radar support shuttle vehicle 8.4, a shuttle vehicle track 8.4.1, a shuttle vehicle walking motor 8.4.2, a radar support fork 8.4.3, a lifting cylinder 8.4.4, a piece placing station 9, a film library 10, a film replacing 11, a fork vehicle track 11.1, a fork vehicle walking motor 11.2, a tire film fork 11.3, a lifting device 11.5.5 and a fork lifting motor.
Detailed Description
Referring to fig. 1 to 27, the utility model relates to a car bumper punching welding flexibility automation line, it includes a transfer chain 1 that circulates between a plurality of stations, this transfer chain 1 overlooks and is squarely, the fetal membrane bottom plate has been placed at the top of transfer chain 1, the bottom of fetal membrane bottom plate passes through the track cooperation with transfer chain 1 to slide on transfer chain 1, after fetal membrane bottom plate top sets up the fetal membrane, can fix the bumper of treating processing at the fetal membrane top, thereby make the bumper transport on transfer chain 1, a plurality of fetal membrane bottom plates have been placed on transfer chain 1, thereby can be on a transfer chain 1, carry out flexible processing to a plurality of bumpers simultaneously, improved the availability factor of production line.
The left and right sides top of transfer chain 1 is provided with one respectively and moves machine 2, moves machine 2 and is used for taking the fetal membrane bottom plate, fetal membrane and bumper to carry out the transportation of two lines around transfer chain 1 together to transfer chain 1 is provided with in the front side and gets a station 3 and put a station 9, gets a station 3 and is used for putting the bumper before processing, puts a station 9 and is used for taking off the bumper that will accomplish the processing. The transfer machine 2 comprises a transfer machine support 2.1, the left end and the right end of the transfer machine support 2.1 are both provided with an L-shaped fixed plate 2.6, L-shaped openings of the two fixed plates 2.6 are arranged inwards, the two fixed plates 2.6 are respectively provided with a first chain wheel chain component 2.3 and a second chain wheel chain component 2.4, the first chain wheel chain component 2.3 and the second chain wheel chain component 2.4 both comprise two chain wheels and chains matched with the chain wheels, a driving chain wheel 2.7 in the first chain wheel chain component 2.3 is driven by a motor 2.2, a connecting column 2.5 is arranged between the driving chain wheel 2.7 and a driven chain wheel 2.8 in the second chain wheel chain component 2.4, the driving chain wheel 2.7 drives the driven chain wheel 2.8 to rotate through the connecting column 2.5 when rotating, and the driven chain wheel 2.8 drives the second chain wheel chain component 2.4 to transmit; a jacking cylinder 2.9 is arranged between the first chain wheel chain component 2.3 and the second chain wheel chain component 2.4 and behind the connecting column 2.5, the upper end of a piston rod of the jacking cylinder 2.9 is connected with a support piece 2.10, and two ends of the support piece 2.10 are provided with support columns 2.11; the jacking cylinder 2.9 is provided with a fetal membrane positioning device 2.12, and when the fetal membrane bottom plate moves to the conveying line, the jacking cylinder 2.9 contracts to enable the fetal membrane bottom plate to move away along with the conveying line; move and carry inboard of quick-witted support 2.1 and be provided with many vertical guide posts 2.13, guide post 2.13 is located the both sides of jacking cylinder 2.9 for jacking cylinder 2.9 keeps vertical when going up and down.
The conveying line 1 on the front side is sequentially provided with a radar special-shaped hole hot-pressing station 4, a five-axis machining center hole milling roll R angle station 5, a robot flexible welding station 6 and a later-stage expansion station 7 from right to left.
The bumper penetrates through the middle of the radar special-shaped hole hot-pressing station 4, and the radar special-shaped hole hot-pressing station 4 comprises a hot-pressing device 4.1 and a conveying device 4.2 arranged below the hot-pressing device 4.1; an upper support frame 4.16 is arranged above the hot-pressing device 4.1, and two sides of the upper support frame 4.16 are fixed on a lower support frame 4.12; the middle and the right side of the upper support frame 4.16 are respectively and longitudinally provided with a second electric cylinder drive 4.17 and a first electric cylinder drive 4.18 which are used for driving a hot-pressing device 4.1 to press a bumper component arranged on a tire membrane; the upper support frame 4.16 is provided with a hot air gun 4.10 for preheating the bumper; the conveying device 4.2 longitudinally penetrates through the lower part of the hot pressing device 4.1, a supporting plate 4.5 is horizontally arranged on the conveying device 4.2, and an electric quick plug 4.6 and an air path quick plug 4.7 are horizontally arranged at the top end of the supporting plate 4.5; the left end and the right end of the supporting plate 4.5 are provided with a blocking cylinder 4.8 in parallel, and the blocking cylinder 4.8 is provided with a roller 4.3 which can not only block the moving forward of the tire membrane but also assist the movement of the tire membrane through the roller; a rack 4.13 is arranged below the conveying device 4.2, a driving motor 4.11 is arranged on one side of the rack 4.13, and the driving motor 4.11 is connected with a gear box 4.15 and used for adjusting the size and the direction of torque transmitted by the driving motor; the gearbox 4.15 is connected with a driving roller 4.20, and the driving roller 4.20 is connected with double-speed chains 4.4 on the left side and the right side of the conveying device 4.2 and used for conveying the tire membranes; four corners below the supporting plate 4.5 are respectively provided with a sliding rail locking device 4.18; the top ends of two sides of the rack 4.13 are respectively provided with a slide rail 4.19 vertical to the ground direction, the support plate 4.5 is fixed on the rack 4.13 through a slide rail locking device 4.18, and the support plate 4.5 can slide up and down on the slide rail 4.19 to adjust the height. The bottom of the frame 4.13 is provided with a supporting foot 4.14 which can stably support the whole conveying device 4.2 and reduce the displacement and vibration caused by the movement of the double-speed chain 4.4.
The rear of radar dysmorphism hole hot pressing station 4 is five-axis machining center hole milling roll R angle station 5, five-axis machining center hole milling roll R angle station 5 includes support 5.1, and the bumper passes from support 5.1 below, and support 5.1's top is provided with two parallel arrangement's that the direction extends about guide rail 5.2, is provided with on the guide rail 5.2 and controls two milling roller devices 5.3, and two milling roller devices 5.3 bottom assembly can the horizontal slip on guide rail 5.2, all are equipped with milling cutter and roller limit device on every milling roller device 5.3, and milling cutter and roller limit device bottom are down, can carry out the operation of hole milling and roller R angle simultaneously to the bumper, have overcome in the past laser milling hole can only single hole milling, can not the defect at roller R angle.
The rear end of the five-axis machining center hole milling and R angle rolling station 5 is a robot flexible welding station 6, the robot flexible welding station 6 is arranged behind the front-side conveying line 1 and comprises two robots 6.1 arranged on robot bases 6.6, welding device replacing frames 6.5 are respectively arranged on two sides of each robot 6.1, a row of ultrasonic welding devices 6.4 are placed on the welding device replacing frames 6.5, the ultrasonic welding devices 6.4 on the robots 6.1 are replaced according to bumpers of different specifications, and therefore the robot is suitable for welding of different bumpers, flexible welding is achieved, radar support placing positions are arranged on the front side of each robot 6.1, and a worker places radar supports to be welded on the radar support placing positions; the end part of a mechanical arm 6.2 of the robot 6.1 is connected with an ultrasonic welding device 6.4 through a quick change disc 6.3; the top of ultrasonic welding device 6.4 is provided with welding cylinder 6.4.1, and welding cylinder 6.4.1's piston rod passes a connecting block 6.4.2 and is connected with stroke ultrasonic unit 6.4.3, and connecting block 6.4.2 upper end is connected with spliced pole 6.4.4, and spliced pole 6.4.4 lower extreme is provided with ultrasonic unit conversion piece 6.4.5, and ultrasonic unit conversion piece 6.4.5 carries out ultrasonic welding radar support to the bumper.
The later stage of the robot flexible welding station 6 is a later stage expansion station 7, the later stage expansion station 7 is a standby station, and required processing technology can be added to the station according to customer requirements.
A radar support library 8 is arranged on the left side outside the square conveying line 1, and the radar support library 8 comprises a goods shelf conveying line 8.1, two rows of radar goods shelves 8.3 arranged on a goods shelf storage table 8.2, a radar support shuttle car 8.4 and an RFID induction system; the radar support shuttle car 8.4 is positioned between the two rows of radar goods shelves 8.3, and the goods shelf conveying line 8.1 is positioned at the front end of the radar goods shelf 8.3 on the right side of the radar support shuttle car 8.4; each row of radar shelf 8.3 is provided with fixed material racks 8.3.1 which are arranged in parallel and used for placing radar supports, each fixed material rack 8.3.1 comprises a plurality of layers of box bodies 8.3.2, the number of the box bodies 8.3.2 is two, the front ends of the box bodies 8.3.2 are opened, the front ends of the outer side inner walls of the box bodies 8.3.2 are provided with locking devices 8.3.3 used for preventing the radar supports from falling off, each locking device 8.3.3 comprises a fixed strip 8.3.4 arranged at the vertical edge of the front end of the outer side inner wall of each box body 8.3.2 and an expansion block 8.3.5 inserted in the fixed strip 8.3.4, each fixed strip 8.3.4 is provided with a jack, and an expansion block 8.3.5 which is electrically controlled to expand and contract is inserted in the jack; when the radar support is in the state of not transferring, flexible piece 8.3.5 stretches out and blocks a part with the export of box 8.3.2, prevents that the radar support from dropping, and when the radar support was in the state of transferring, flexible piece 8.3.5 shrink. Radar support shuttle 8.4 bottom dress is on radar support shuttle track 8.4.1 that sets up around, and it slides around realizing through radar support shuttle walking motor 8.4.2 drive, radar support shuttle track 8.4.1 and radar goods shelves 8.3 parallel arrangement are provided with the radar support fork 8.4.3 that stretches out to the left and right sides on radar support shuttle 8.4, and radar support fork 8.4.3 is through lift cylinder 8.4.4 control lift, can get radar support on radar support fork 8.4.3, perhaps put radar goods shelves 8.3 from radar support fork 8.4.3 on, and radar support shuttle 8.4's forefront is radar support and gets the position of putting, can put radar support on radar support position, or get radar support from radar support and get and put radar shelf 8.3 back to get on the radar support and put the position.
The rear side of the outside of the square conveying line 1 is provided with a row of tire membrane storehouses 10, different tire membranes are placed on a support in the tire membrane storehouses 10 and used for placing different bumpers, so that flexible production is achieved, a gap is reserved between the tire membrane storehouses 10 and the conveying line 1, a membrane changing forklift 11 is arranged in the gap, the bottom of the membrane changing forklift 11 is matched with a forklift track 11.1 which is horizontally arranged, the membrane changing forklift 11 can move left and right on the forklift track 11.1 through driving of a traveling motor 11.2, a tire membrane fork 11.3 which extends in the front-back direction is arranged in the middle of the membrane changing forklift 11, the left side and the right side of the tire membrane fork 11.3 are sleeved on a lifting device 11.4, the lifting device 11.4 is driven to lift through a lifting motor 11.5, so that the tire membrane fork 11.3 is driven to move up and down, the front end and the rear end of the tire membrane fork 11.3 connect the tire membrane storehouses 10 with the rear side of the conveying line 1, so that, and flexible production is realized.
The outside of transfer chain 1, radar support storehouse 8, fetal membrane storehouse 10 is provided with net door, shrouding, door plant, can get up the production line protection.
The utility model relates to an automobile bumper punching welding flexible automatic production line during operation, place the fetal membrane that the bumper that waits to process corresponds on the transfer chain, the workman puts the bumper on the fetal membrane that corresponds on getting a station afterwards, radar support shuttle sends the radar support in the radar support storehouse to radar support on getting puts the position simultaneously, put it on the radar support of robot flexible welding station front side puts the position by the workman, the bumper is carried on the transfer chain along with the fetal membrane, when passing radar dysmorphism hole hot pressing station, the hot-blast rifle in radar dysmorphism hole hot pressing station heats the bumper, afterwards compresses tightly the bumper subassembly on the fetal membrane through first electric cylinder drive and second electric steel drive, the bumper passes through five-axis machining center hole milling roll R angle station along with the back, carry out the operation of hole milling and roller R angle simultaneously by milling cutter and roller limit device to the bumper, and then the bumper passes through the flexible welding station of the robot, the robot adsorbs the radar support on the radar support placing position, ultrasonic welding is carried out through the ultrasonic welding device, the welded bumper is finally completed on the workpiece placing station, and a worker takes the bumper away to complete processing.
In addition, when needing to be changed the fetal membrane, radar support shuttle removes before the fixed work or material rest of the radar support storehouse that waits to change the fetal membrane place, takes away the radar support after the radar support fork goes up and down to put on the transfer line, vice versa.

Claims (8)

1. The utility model provides a car bumper welds flexible automation line that punches a hole which characterized in that: the conveying line comprises a conveying line (1) which is moved among a plurality of stations, wherein the conveying line (1) is overlooked and square, a membrane bottom plate is placed at the top of the conveying line (1), the bottom of the membrane bottom plate is matched with the conveying line (1) through a rail, a plurality of membrane bottom plates are placed on the conveying line (1), a plurality of bumpers are flexibly processed on one conveying line at the same time, a transfer machine (2) is respectively arranged at the top of the left side and the top of the right side of the conveying line (1) and used for carrying the membrane bottom plate, the membranes and the bumpers to transport the front line and the rear line of the conveying line (1), a workpiece taking station (3) and a workpiece placing station (9) are arranged on the front side of the conveying line (1), the workpiece taking station (3) is used for placing the bumpers before processing, and the workpiece placing station (9) is used for taking the bumpers after processing down;
a radar special-shaped hole hot-pressing station (4), a five-axis machining center hole milling and R angle rolling station (5), a robot flexible welding station (6) and a later-stage expanding station (7) are sequentially arranged on the conveying line (1) on the front side from right to left;
the radar special-shaped hole hot-pressing station (4) comprises a hot-pressing device (4.1) and a conveying device (4.2) arranged below the hot-pressing device (4.1);
the rear end of the radar special-shaped hole hot-pressing station (4) is a five-axis machining center hole milling and R angle rolling station (5), the five-axis machining center hole milling and R angle rolling station (5) comprises a support (5.1), a bumper penetrates through the lower portion of the support (5.1), two guide rails (5.2) which extend in parallel in the left-right direction are arranged at the top of the support (5.1), a left milling roller device and a right milling roller device are arranged on the guide rails (5.2), a milling cutter and a roller edge device are arranged on each milling roller device, the bottoms of the milling cutter and the roller edge device face downwards, and hole milling and roller R angle milling operation is simultaneously carried out on the bumper;
the rear end of the five-axis machining center hole milling and R angle rolling station (5) is a robot flexible welding station (6), the robot flexible welding station (6) is arranged behind the front-side conveying line (1), the robot flexible welding station (6) comprises two robots (6.1) arranged on a robot base (6.6), and the end parts of mechanical arms (6.2) of the robots (6.1) are connected with an ultrasonic welding device (6.4) through quick change discs (6.3);
the bumper is processed by the robot flexible welding station (6) and then is sent to the workpiece placing station (9) to complete the flow line production.
2. The flexible automatic production line for punching and welding the automobile bumper as claimed in claim 1, wherein: and the outer sides of the conveying line (1), the radar support library (8) and the tire membrane library are provided with a net door, a sealing plate and a door plate, so that the production line is protected.
3. The flexible automatic production line for punching and welding the automobile bumper as claimed in claim 1, wherein: the rear end of the flexible welding station (6) of the robot is a later-stage expansion station (7), and the later-stage expansion station (7) is a standby station.
4. The flexible automatic production line for punching and welding the automobile bumper as claimed in claim 1, wherein: the transfer machine (2) comprises a transfer machine bracket (2.1), L-shaped fixing plates (2.6) are arranged at the left end and the right end of the transfer machine bracket (2.1), L-shaped openings of the two fixing plates (2.6) are arranged inwards, the two fixed plates (2.6) are respectively provided with a chain wheel and chain assembly I (2.3) and a chain wheel and chain assembly II (2.4), the first chain wheel chain component (2.3) and the second chain wheel chain component (2.4) both comprise two chain wheels and chains matched with the chain wheels, a driving chain wheel (2.7) in the chain wheel chain assembly I (2.3) is driven by a motor (2.2), a connecting column (2.5) is arranged between the driving chain wheel (2.7) and a driven chain wheel (2.8) in the chain wheel and chain assembly II (2.4), the driven chain wheel (2.8) is driven to rotate by the connecting column (2.5) when the driving chain wheel (2.7) rotates, and the driven chain wheel (2.8) drives the chain wheel and chain assembly II (2.4) to transmit; a jacking cylinder (2.9) is arranged between the first chain wheel chain component (2.3) and the second chain wheel chain component (2.4) and behind the connecting column (2.5), the upper end of a piston rod of the jacking cylinder (2.9) is connected with a supporting piece (2.10), and two ends of the supporting piece (2.10) are provided with supporting columns (2.11); a fetal membrane positioning device (2.12) is arranged on the jacking cylinder (2.9); move the inboard of carrying quick-witted support (2.1) and be provided with many vertical guide posts (2.13), guide post (2.13) are located the both sides of jacking cylinder (2.9) for jacking cylinder (2.9) keep vertical when going up and down.
5. The flexible automatic production line for punching and welding the automobile bumper as claimed in claim 1, wherein: an upper support frame (4.16) is arranged above the hot-pressing device (4.1), and two sides of the upper support frame (4.16) are fixed on the lower support frame (4.12); the middle and the right side of the upper support frame (4.16) are respectively and longitudinally provided with a second electric cylinder drive (4.17) and a first electric cylinder drive (4.9) which are used for driving a hot-pressing device (4.1) to press a bumper component arranged on a tire membrane; the upper support frame (4.16) is provided with a hot air gun (4.10) for preheating the bumper; the conveying device (4.2) longitudinally penetrates through the lower part of the hot-pressing device (4.1), a supporting plate (4.5) is horizontally arranged on the conveying device (4.2), and an electric quick plug (4.6) and an air path quick plug (4.7) are horizontally arranged at the top end of the supporting plate (4.5); the left end and the right end of the supporting plate (4.5) are provided with a blocking cylinder (4.8) in parallel, and the blocking cylinder (4.8) is provided with a roller (4.3); a rack (4.13) is arranged below the conveying device (4.2), a driving motor (4.11) is installed on one side of the rack (4.13), and the driving motor (4.11) is connected with a gear box (4.15); the gear box (4.15) is connected with a driving roller (4.20), and the driving roller (4.20) is connected with double-speed chains (4.4) at the left side and the right side of the conveying device (4.2); four corners below the supporting plate (4.5) are respectively provided with a sliding rail locking device (4.18); the top ends of two sides of the rack (4.13) are respectively provided with a sliding rail (4.19) vertical to the ground direction, and the support plate (4.5) is fixed on the rack (4.13) through a sliding rail locking device (4.18); the bottom of the frame (4.13) is provided with supporting legs (4.14).
6. The flexible automatic production line for punching and welding the automobile bumper as claimed in claim 1, wherein: welding device replacing frames (6.5) are respectively arranged on two sides of the robot (6.1), a row of ultrasonic welding devices (6.4) are placed on the welding device replacing frames (6.5), the ultrasonic welding devices (6.4) on the robot (6.1) are replaced according to bumpers of different specifications, and therefore the robot is suitable for welding different bumpers, flexible welding is achieved, a radar support placing position is arranged on the front side of the robot (6.1), and a worker places a radar support to be welded on the radar support placing position; the top of ultrasonic bonding device (6.4) is provided with welding cylinder (6.4.1), and the piston rod of welding cylinder (6.4.1) passes a connecting block (6.4.2) and is connected with stroke ultrasonic unit (6.4.3), and connecting block (6.4.2) upper end is connected with spliced pole (6.4.4), and spliced pole (6.4.4) lower extreme is provided with ultrasonic unit conversion piece (6.4.5), and ultrasonic unit conversion piece (6.4.5) carries out ultrasonic bonding radar support to the bumper.
7. The flexible automatic production line for punching and welding the automobile bumper as claimed in claim 1, wherein: a radar support library (8) is arranged on the left side outside the square conveying line (1), and the radar support library (8) comprises a goods shelf conveying line (8.1), two rows of radar goods shelves (8.3) arranged on a goods shelf storage table (8.2), a radar support shuttle car (8.4) and an RFID induction system; the radar support shuttle (8.4) is positioned between the two rows of radar goods shelves (8.3), and the goods shelf conveying line (8.1) is positioned at the front end of the radar goods shelf (8.3) on the right side of the radar support shuttle (8.4); each row of radar shelf (8.3) is provided with fixed material racks (8.3.1) which are arranged in parallel and used for placing radar supports, each fixed material rack (8.3.1) comprises a plurality of layers of box bodies (8.3.2), the number of each layer of box bodies (8.3.2) is two, the front ends of the box bodies (8.3.2) are opened, the front ends of the outer inner walls of the box bodies (8.3.2) are provided with locking devices (8.3.3) used for preventing the radar supports from falling off, each locking device (8.3.3) comprises a fixed strip (8.3.4) arranged at the vertical edge of the front end of the outer inner wall of each box body (8.3.2) and a telescopic block (8.3.5) inserted into the fixed strip (8.3.4), a jack is arranged in each fixed strip (8.3.4), and a telescopic block (8.3.5) which is electrically controlled to stretch and stretch is inserted into the jack; the radar support shuttle car is characterized in that the bottom of the radar support shuttle car (8.4) is arranged on a radar support shuttle car track (8.4.1) arranged in the front and back, the front and back sliding is realized by driving of a radar support shuttle car walking motor (8.4.2), the radar support shuttle car track (8.4.1) and a radar shelf (8.3) are arranged in parallel, radar support forks (8.4.3) extending towards the left side and the right side are arranged on the radar support shuttle car (8.4.4), the radar support forks (8.4.3) are controlled to ascend and descend by a lifting cylinder (8.4.4.4), a radar support can be taken onto the radar support forks (8.4.3), or the radar shelf (8.3) is taken from the radar support forks (8.4.3), the foremost end of the radar support shuttle car (8.4) is a radar support taking and placing position, the radar support can be placed onto the radar support taking and placing position, or the radar support is taken back to the radar support shelf (8.3) from the radar support picking and placing position.
8. The flexible automatic production line for punching and welding the automobile bumper as claimed in claim 1, wherein: the utility model discloses a film transfer machine, including transfer chain (1), transfer chain, conveyer line, transfer motor, transfer chain outside, the outside rear side of transfer chain (1) is provided with one row of fetal membrane storehouse (10), puts the fetal membrane of difference on the support in fetal membrane storehouse (10), leaves the clearance between fetal membrane storehouse and the transfer chain, is provided with in this clearance and trades membrane fork truck (11), trade the bottom of membrane fork truck (11) and the fork truck track (11.1) cooperation that a level set up, trade membrane fork truck (11) and control through walking motor (11.2) drive on fork truck track (11.1) and move about, trade the centre of membrane fork truck (11) and be provided with the fetal membrane fork (11.3) that the fore-and-aft direction extends, the left and right sides cover of fetal membrane fork truck (11.3) is on elevating gear (11.4), goes up and down through elevating motor (11.5) drive elevating gear (11.4.
CN202020021674.0U 2020-01-06 2020-01-06 Flexible automatic production line for punching and welding automobile bumper Active CN212372323U (en)

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CN202020021674.0U CN212372323U (en) 2020-01-06 2020-01-06 Flexible automatic production line for punching and welding automobile bumper

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117961339A (en) * 2024-03-29 2024-05-03 苏州英维特精密机械有限公司 Loading welding device for vehicle ultrasonic radar and working method of loading welding device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117961339A (en) * 2024-03-29 2024-05-03 苏州英维特精密机械有限公司 Loading welding device for vehicle ultrasonic radar and working method of loading welding device
CN117961339B (en) * 2024-03-29 2024-06-04 苏州英维特精密机械有限公司 Loading welding device for vehicle ultrasonic radar and working method of loading welding device

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