CN109397376B - Automatic punching and welding device for automobile front bumper - Google Patents
Automatic punching and welding device for automobile front bumper Download PDFInfo
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- CN109397376B CN109397376B CN201811406041.5A CN201811406041A CN109397376B CN 109397376 B CN109397376 B CN 109397376B CN 201811406041 A CN201811406041 A CN 201811406041A CN 109397376 B CN109397376 B CN 109397376B
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- feeding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/14—Punching tools; Punching dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3044—Bumpers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Automatic Assembly (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses an automatic punching and welding device for an automobile front bumper, which relates to the technical field of automobile processing and comprises a box body, a feeding assembly, a discharging assembly, a punching assembly and a welding assembly, wherein the feeding assembly, the discharging assembly, the punching assembly and the welding assembly are all arranged in the box body, the discharging assembly is arranged on the feeding assembly, and at least 4 punching assemblies and welding assemblies are arranged in a fan shape.
Description
Technical Field
The invention relates to the technical field of automobile processing, in particular to an automatic punching and welding device for an automobile front bumper.
Background
With the development of the automobile industry and the great application of engineering plastics in the automobile industry, automobile bumpers have also moved to innovative roads as an important safety device. At present, automobile front and rear bumpers have been required to be harmonious and unified with the body shape and to be lightweight in addition to the original protection function. The front and rear bumpers of a car are all made of plastic and are called plastic bumpers.
At present, the automobile bumper needs to be punched after being molded and welded with holes, and the traditional mode is to process two procedures by adopting a punching machine and a welding machine respectively, so that the time and the labor are consumed, and the production efficiency is influenced.
Chinese patent publication No. CN201931495U discloses a multi-station processing device for automotive plastic ornaments, which comprises a punching device, a welding device and a positioning and feeding device which are integrated into a whole, wherein the punching device and the welding device are respectively provided with a plurality of punches and welding heads, the punches and the welding heads are distributed in a sector-shaped staggered manner along the transverse direction, and the positioning and feeding device is arranged in the center of the punches and the welding heads in the sector-shaped distribution; the positioning and feeding device comprises a guide rail which is longitudinally arranged, a longitudinal moving support is arranged on the guide rail and connected with a first driving mechanism, a second driving mechanism is arranged on the longitudinal moving support and connected with a vertical moving support, and the vertical moving support is used for supporting and positioning automobile plastic ornaments. Because the punching device, the welding device and the positioning and feeding device are combined on the same equipment, the device can ensure that the forming holes on the automobile bumper skin and the bracket are welded and processed simultaneously after the automobile bumper skin is clamped once. However, according to the specification, the welding device is simple in structure, can only process some simple ornaments, is not applicable to complex structural members with multiple hole site welding requirements such as automobile bumpers, and is not high in safety because the welding device also needs to be manually moved into a frame to take the members after the machining process is completed.
Disclosure of Invention
The invention aims to provide an automatic punching and welding device for an automobile front bumper, which aims to solve the defects caused by the prior art.
The automatic punching and welding device for the automobile front bumper comprises a box body, a feeding assembly, a discharging assembly, a punching assembly and a welding assembly, wherein the feeding assembly, the discharging assembly, the punching assembly and the welding assembly are all arranged in the box body, the discharging assembly is arranged on the feeding assembly, and the punching assembly and the welding assembly are at least 4 and are in fan-shaped arrangement;
the feeding assembly comprises a feeding base, a supporting shell, a feeding platform, a transverse driving mechanism and a vertical driving mechanism, wherein a feeding sliding rail is arranged on the feeding base, the supporting shell is connected to the feeding sliding rail in a sliding mode and drives the feeding sliding rail to move horizontally through the transverse driving mechanism, a plurality of guide posts are arranged at the bottom of the feeding platform and are connected into a guide hole I on the supporting shell in a sliding mode through the guide posts I, and the feeding platform drives the feeding platform to move up and down through the vertical driving mechanism;
the feeding assembly comprises a supporting base, a feeding base plate, a movable frame, four connecting rods, a hinging seat, a feeding driving motor and a feeding air cylinder, wherein the supporting base is arranged on a feeding platform, the bottom of the feeding base plate is connected with a second guide post and is connected in a second guide hole on the supporting base in a sliding manner, the feeding air cylinder is arranged at the bottom of the supporting base, an output rod of the feeding air cylinder is connected to the feeding base plate and drives the feeding base plate to move up and down, the four connecting rods are symmetrically hinged to two sides of the movable frame to form a parallelogram mechanism, the other end of each connecting rod is hinged to the hinging seat, the hinging seat is fixed on the feeding base plate, the hinging position of one connecting rod and the hinging seat is connected to the output shaft of the feeding driving motor, and the top surface of the movable frame is also provided with a plurality of positioning posts;
the punching assembly comprises a punching base, a punching cylinder, a pre-pressing punching assembly and a punching seat, wherein the punching base is U-shaped, the punching cylinder and the punching seat are respectively arranged at the upper end and the lower end of the punching base, the upper end of the pre-pressing punching assembly is connected with an output rod of the punching cylinder, the two ends of the pre-pressing punching assembly are connected with side arms, guide sliding grooves are formed in the side arms, and guide sliding rails matched with the guide sliding grooves are arranged on the two sides of the punching base;
the welding assembly comprises an upper welding cylinder, an upper compression block, a lower welding cylinder, a lower welding head, a vertical welding cylinder and a cylinder fixing plate, wherein the upper welding cylinder is arranged on the cylinder fixing plate and is connected with the upper compression block through an output rod, the output rod of the lower welding cylinder is connected with the lower welding head and is positioned below the upper compression block, the vertical welding cylinder is arranged on a cross beam in a box body, the output rod of the vertical welding cylinder is connected with the cylinder fixing plate through a connecting piece, and the cylinder fixing plate is connected to longitudinal beams on two sides of the cross beam in a sliding mode.
Preferably, the feeding platform is provided with a plurality of profiling blocks matched with the front bumper in shape.
Preferably, the transverse driving mechanism comprises a transverse motor, a screw and a screw nut, an output rod of the transverse motor is connected with the screw, the screw nut is installed in a transverse bracket at the bottom of the supporting shell, and the screw is connected with the screw nut and penetrates through the transverse bracket to be connected to a bearing assembly at the outer end of the feeding base.
Preferably, the vertical driving mechanism is specifically an air cylinder or a linear motor, and is mounted on the inner top surface of the support shell.
Preferably, the pre-compaction punching assembly comprises a briquetting body, a pre-compaction block, a briquetting guide post, a spring and a punch, wherein the upper end of the briquetting body is connected with an output rod of a punching cylinder, the pre-compaction block is connected with the briquetting guide post and is slidably connected in a briquetting guide hole on the briquetting body, the briquetting guide post is sleeved with the spring, the upper end of the briquetting guide post is in threaded connection with a limit cover, a through hole is formed in the pre-compaction block, and the bottom of the through hole is further connected with an elastic seat with a hole.
Preferably, the infrared induction switch is installed at both sides of the interior of the box body.
Preferably, the two sides of the front surface of the box body are also provided with carrying plates.
Preferably, a lamp is mounted on the inner top surface of the box body.
Preferably, a guard board is installed on the front face of the box body.
The invention has the advantages that:
(1) The punching assembly and the welding assembly are combined together, so that the front bumper of the automobile can be punched and welded at one time, the working hours are saved, the working procedures are simplified, and the efficiency and the operation safety are improved;
(2) The feeding platform can realize transverse and vertical movement so as to reach a designated working position, and can realize the putting-in and taking-out of a to-be-machined part and a machined part by means of the special discharging assembly, the process is performed outside the box body, the safety of operation is improved, the workpiece does not need to be manually stretched into the box body to be taken out, and the stable movement of a product can be realized by means of the parallelogram mechanism, so that the feeding platform has a simple integral structure and is convenient to operate;
(3) According to the invention, the transverse driving mechanism adopts the screw nut mechanism, so that the movement of the support shell is stable and accurate, and the vertical driving mechanism adopts the air cylinder or the linear motor, so that the speed is high and the efficiency is high;
(4) The pre-pressing punching assembly adopts the movable pre-pressing blocks, so that the positioning before punching is realized, and meanwhile, the damage to the front bumper of the automobile can be reduced by adopting the elastic seat.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 and 3 are schematic structural diagrams of a feeding assembly and a discharging assembly in the present invention.
Fig. 4 is a schematic structural diagram of the discharging assembly in the present invention.
Fig. 5 is a schematic structural view of a support base according to the present invention.
Fig. 6 and 7 are schematic structural views of a welding assembly according to the present invention.
Fig. 8 is a top view of a welding assembly of the present invention.
Fig. 9 is a schematic view of a punch assembly according to the present invention.
Fig. 10 is a front view of a punch assembly of the present invention.
FIG. 11 is a schematic view of the pre-press punch assembly of the present invention.
Fig. 12 is a schematic structural view of the case according to the present invention.
The device comprises a 1-box body, a 2-feeding assembly, a 21-feeding base, a 22-supporting shell, a 23-feeding platform, a 24-transverse driving mechanism, a 25-vertical driving mechanism, a 26-feeding slide rail, a 27-guide post I, a 28-guide hole I, a 240-transverse motor, a 241-screw rod, a 242-screw nut, a 243-transverse bracket, a 244-bearing assembly, a 3-discharging assembly, a 31-supporting base, a 32-discharging base plate, a 33-movable frame, a 34-connecting rod, a 35-hinging seat, a 36-discharging driving motor, a 37-discharging cylinder, a 38-guide post II, a 39-guide hole II, a 310-positioning post, a 4-punching assembly, a 41-punching base, a 42-punching cylinder, a 43-pre-pressing punching assembly, a 44-punching seat, a 45-side arm, a 46-guide chute, a 47-guide slide rail, a 430-pressing block body, a 431-pre-pressing block, a 432-pressing block, a 433-spring, a 434-punch, a 435-pressing block guide hole 436, a 5-limiting cover, a resilient seat, a 5-welding assembly, a 51-pressing block, a 52-upper pressing block, a 53-lower pressing block, a 53-lower cylinder, a 55-outer induction welding sleeve, a 3-lower guide plate, a 3-outer induction welding sleeve, a 7-outer guide sleeve, a 3-outer guide sleeve, a welding sleeve, a 3-outer guide sleeve, a 3-pressing sleeve, a welding sleeve, a 3-outer guide sleeve, a welding sleeve, a 3-frame, a 3-outer guide sleeve, a 3-pressing frame, a welding frame, a 3-and a vertical guide rail.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 to 11, an automatic punching and welding device for an automobile front bumper comprises a box body 1, a feeding component 2, a discharging component 3, a punching component 4 and a welding component 5, wherein the feeding component 2, the discharging component 3, the punching component 4 and the welding component 5 are all arranged in the box body 1, the discharging component 3 is arranged on the feeding component 2, and at least 4 punching components 4 and welding components 5 are arranged in a fan shape;
the feeding assembly 2 comprises a feeding base 21, a supporting shell 22, a feeding platform 23, a transverse driving mechanism 24 and a vertical driving mechanism 25, wherein a feeding sliding rail 26 is arranged on the feeding base 21, a groove body is formed in the top of the feeding base 21 and is used for placing the transverse driving mechanism 24, the supporting shell 22 is connected to the feeding sliding rail 26 in a sliding mode and drives the feeding sliding rail 26 to move horizontally through the transverse driving mechanism 24, a plurality of first guide posts 27 are arranged at the bottom of the feeding platform 23 and are connected into first guide holes 28 in the supporting shell 22 in a sliding mode through the first guide posts 27, and the feeding platform 23 drives the feeding sliding rail to move up and down through the vertical driving mechanism 25;
the discharging assembly 3 comprises a supporting base 31, a discharging base plate 32, a movable frame 33, connecting rods 34, a hinging seat 35, a discharging driving motor 36 and a discharging air cylinder 37, wherein the supporting base 31 is installed on the feeding platform 23, the supporting base 31 is similar to a U shape, the bottom of the discharging base plate 32 is connected with a second guide post 38 and is slidably connected in a second guide hole 39 on the supporting base 31, the discharging air cylinder 37 is installed at the bottom of the supporting base 31, an output rod of the discharging air cylinder 37 is connected to the discharging base plate 32 and drives the discharging base plate 32 to move up and down, four connecting rods 34 are symmetrically hinged to two sides of the movable frame 33 to form a parallelogram mechanism, the other end of each connecting rod 34 is hinged to the hinging seat 35, the hinging seat 35 is fixed on the discharging base plate 32, the hinging position of one connecting rod 34 and the hinging seat 35 is connected to an output shaft of the discharging driving motor 36, the top surface of the movable frame 33 is also provided with a plurality of positioning posts 310, and the top end of each positioning post 310 is provided with an elastic profiling block;
the punching assembly 4 comprises a punching base 41, a punching air cylinder 42, a pre-pressing punching assembly 43 and a punching seat 44, wherein the punching base 41 is U-shaped, the punching air cylinder 42 and the punching seat 44 are respectively arranged at the upper end and the lower end of the punching base 41, the punching seat 44 is tubular and fixed at the lower end of the punching base 41, the upper end of the pre-pressing punching assembly 43 is connected with an output rod of the punching air cylinder 42, the two ends of the pre-pressing punching assembly 43 are connected with side arms 45, the side arms 45 are provided with guide sliding grooves 46, the two sides of the punching base 41 are provided with guide sliding rails 47 matched with the guide sliding grooves 46, and when the punching air cylinder 42 stretches, the pre-pressing punching assembly 43 can move up and down by means of the guide sliding grooves 46 and the guide sliding rails 47;
the welding assembly 5 comprises an upper welding cylinder 51, an upper compression block 52, a lower welding cylinder 53, a lower welding head 54, a vertical welding cylinder 55 and a cylinder fixing plate 56, wherein the upper welding cylinder 51 is arranged on the cylinder fixing plate 56, an output rod of the upper welding cylinder is connected with the upper compression block 52, an output rod of the lower welding cylinder 53 is connected with the lower welding head 54 and is positioned below the upper compression block 52, the vertical welding cylinder 55 is arranged on a cross beam 10 in the box body 1, an output rod of the vertical welding cylinder 55 is connected with the cylinder fixing plate 56 through a connecting piece 57, and the cylinder fixing plate 56 is connected to longitudinal beams on two sides of the cross beam 10 in a sliding mode.
In this embodiment, the feeding platform 23 is provided with a plurality of profiling blocks matched with the front bumper.
In this embodiment, the transverse driving mechanism 24 includes a transverse motor 240, a screw rod 241 and a screw rod nut 242, the output rod of the transverse motor 240 is connected to the screw rod 241, the screw rod nut 242 is mounted in a transverse bracket 243 at the bottom of the support housing 22, the screw rod 241 is connected to the screw rod nut 242 and passes through the transverse bracket 243 to be connected to a bearing assembly 244 at the outer end of the feeding base 21, the bearing assembly 244 includes a bearing seat and a bearing, and the end of the screw rod 241 is mounted in the bearing.
In this embodiment, the vertical driving mechanism 25 is specifically an air cylinder or a linear motor, and the vertical driving mechanism 25 is installed on the inner top surface of the support housing 22.
In this embodiment, the pre-pressing punching assembly 43 includes a pressing block body 430, a pre-pressing block 431, a pressing block guide post 432, a spring 433 and a punch 434, where the upper end of the pressing block body 430 is connected with the output rod of the punching cylinder 42, the pre-pressing block 431 is connected with the pressing block guide post 432 and is slidably connected in a pressing block guide hole 435 on the pressing block body 430, the pressing block guide post 432 is sleeved with the spring 433 and the upper end thereof is in threaded connection with a limit cover 436, a through hole is arranged on the pre-pressing block 431, and the bottom of the through hole is also connected with an elastic seat 437 with a hole.
Example 2
As shown in fig. 1 to 12, an automatic punching and welding device for an automobile front bumper comprises a box body 1, a feeding component 2, a discharging component 3, a punching component 4 and a welding component 5, wherein the feeding component 2, the discharging component 3, the punching component 4 and the welding component 5 are all arranged in the box body 1, the discharging component 3 is arranged on the feeding component 2, and at least 4 punching components 4 and welding components 5 are arranged in a fan shape;
the feeding assembly 2 comprises a feeding base 21, a supporting shell 22, a feeding platform 23, a transverse driving mechanism 24 and a vertical driving mechanism 25, wherein a feeding sliding rail 26 is arranged on the feeding base 21, a groove body is formed in the top of the feeding base 21 and is used for placing the transverse driving mechanism 24, the supporting shell 22 is connected to the feeding sliding rail 26 in a sliding mode and drives the feeding sliding rail 26 to move horizontally through the transverse driving mechanism 24, a plurality of first guide posts 27 are arranged at the bottom of the feeding platform 23 and are connected into first guide holes 28 in the supporting shell 22 in a sliding mode through the first guide posts 27, and the feeding platform 23 drives the feeding sliding rail to move up and down through the vertical driving mechanism 25;
the discharging assembly 3 comprises a supporting base 31, a discharging base plate 32, a movable frame 33, connecting rods 34, a hinging seat 35, a discharging driving motor 36 and a discharging air cylinder 37, wherein the supporting base 31 is installed on the feeding platform 23, the supporting base 31 is similar to a U shape, the bottom of the discharging base plate 32 is connected with a second guide post 38 and is slidably connected in a second guide hole 39 on the supporting base 31, the discharging air cylinder 37 is installed at the bottom of the supporting base 31, an output rod of the discharging air cylinder 37 is connected to the discharging base plate 32 and drives the discharging base plate 32 to move up and down, four connecting rods 34 are symmetrically hinged to two sides of the movable frame 33 to form a parallelogram mechanism, the other end of each connecting rod 34 is hinged to the hinging seat 35, the hinging seat 35 is fixed on the discharging base plate 32, the hinging position of one connecting rod 34 and the hinging seat 35 is connected to an output shaft of the discharging driving motor 36, the top surface of the movable frame 33 is also provided with a plurality of positioning posts 310, and the top end of each positioning post 310 is provided with an elastic profiling block;
the punching assembly 4 comprises a punching base 41, a punching air cylinder 42, a pre-pressing punching assembly 43 and a punching seat 44, wherein the punching base 41 is U-shaped, the punching air cylinder 42 and the punching seat 44 are respectively arranged at the upper end and the lower end of the punching base 41, the punching seat 44 is tubular and fixed at the lower end of the punching base 41, the upper end of the pre-pressing punching assembly 43 is connected with an output rod of the punching air cylinder 42, the two ends of the pre-pressing punching assembly 43 are connected with side arms 45, the side arms 45 are provided with guide sliding grooves 46, the two sides of the punching base 41 are provided with guide sliding rails 47 matched with the guide sliding grooves 46, and when the punching air cylinder 42 stretches, the pre-pressing punching assembly 43 can move up and down by means of the guide sliding grooves 46 and the guide sliding rails 47;
the welding assembly 5 comprises an upper welding cylinder 51, an upper compression block 52, a lower welding cylinder 53, a lower welding head 54, a vertical welding cylinder 55 and a cylinder fixing plate 56, wherein the upper welding cylinder 51 is arranged on the cylinder fixing plate 56, an output rod of the upper welding cylinder is connected with the upper compression block 52, an output rod of the lower welding cylinder 53 is connected with the lower welding head 54 and is positioned below the upper compression block 52, the vertical welding cylinder 55 is arranged on a cross beam 10 in the box body 1, an output rod of the vertical welding cylinder 55 is connected with the cylinder fixing plate 56 through a connecting piece 57, and the cylinder fixing plate 56 is connected to longitudinal beams on two sides of the cross beam 10 in a sliding mode.
In this embodiment, the feeding platform 23 is provided with a plurality of profiling blocks matched with the front bumper.
In this embodiment, the transverse driving mechanism 24 includes a transverse motor 240, a screw rod 241 and a screw rod nut 242, the output rod of the transverse motor 240 is connected to the screw rod 241, the screw rod nut 242 is mounted in a transverse bracket 243 at the bottom of the support housing 22, the screw rod 241 is connected to the screw rod nut 242 and passes through the transverse bracket 243 to be connected to a bearing assembly 244 at the outer end of the feeding base 21, the bearing assembly 244 includes a bearing seat and a bearing, and the end of the screw rod 241 is mounted in the bearing.
In this embodiment, the vertical driving mechanism 25 is specifically an air cylinder or a linear motor, and the vertical driving mechanism 25 is installed on the inner top surface of the support housing 22.
In this embodiment, the pre-pressing punching assembly 43 includes a pressing block body 430, a pre-pressing block 431, a pressing block guide post 432, a spring 433 and a punch 434, where the upper end of the pressing block body 430 is connected with the output rod of the punching cylinder 42, the pre-pressing block 431 is connected with the pressing block guide post 432 and is slidably connected in a pressing block guide hole 435 on the pressing block body 430, the pressing block guide post 432 is sleeved with the spring 433 and the upper end thereof is in threaded connection with a limit cover 436, a through hole is arranged on the pre-pressing block 431, and the bottom of the through hole is also connected with an elastic seat 437 with a hole.
In this embodiment, the infrared induction switch 6 is installed on two sides of the interior of the box 1, and is connected to the control cabinet, when foreign objects cross the detection area of the infrared induction switch 6, the control cabinet receives signals and immediately stops the operation of the equipment, so as to protect the personal safety of workers.
In this embodiment, the two sides of the front surface of the case 1 are also provided with a carrying board 7, and a magazine can be placed on the carrying board 7 for placing some accessories.
In this embodiment, the lamp 8 is mounted on the inner top surface of the case 1, which plays a role in illumination.
In this embodiment, the discharging substrate 32 is further provided with a limiting boss 311, which is used to support the movable frame 33, so that the movable frame can be horizontally placed at the innermost end, and the front surface of the box 1 is provided with a protecting plate 9, which isolates and supports the housing 22 and parts such as the lower welding cylinder 53, the lower welding head 54, and the like.
The working process and principle of the invention are as follows:
1. discharging process
The movable frame 33 is located outside and is in a horizontal state, a worker manually lifts the product and places the product on the positioning column 310 on the frame, an elastic profiling block is arranged at the top end of the positioning column 310, the product can be positioned, then the discharging driving motor 36 drives the connecting rod 34 to rotate and drive the movable frame 33 to the inside of the box body 1 and above the feeding platform 23, the discharging cylinder 37 is contracted, the discharging substrate 32 and the movable frame 33 are driven to descend to the lowest point and are separated from the positioning column 310, and the product at the moment can be placed on the feeding platform 23 and positioned through the profiling block on the feeding platform 23.
2. Punching process
The output rod of the vertical driving mechanism 25 extends out and drives the feeding platform 23 to move up to a certain height, then the transverse motor 240 starts and drives the supporting shell 22 to move into the box body 1, when the feeding platform is moved to the punching device, the vertical driving mechanism 25 drives the feeding platform 23 to move down a certain distance, so that punching holes are positioned in contact with the punching seat 44, then the output rod of the punching air cylinder 42 extends out and drives the pre-pressing punching assembly 43 to move down, firstly the elastic seat 437 is contacted with a product and presses the product, the punch 434 continues to move down to complete the punching process, then the pre-pressing punching assembly 43 returns, the pre-pressing block 431 is restored to the original state under the action of the spring 433, then the feeding platform 23 is lifted to a certain height, and the pre-pressing assembly is driven to move to a specified position by the transverse driving mechanism 24.
3. Welding process
The transverse driving mechanism 24 drives the feeding platform 23 to the welding station, so that the feeding platform is located between the upper pressing block 52 and the lower welding head 54, then the upper pressing block 52 and the lower welding head 54 are driven by the upper welding cylinder 51 and the lower welding cylinder 53 to move towards holes on a product respectively, the lower welding head 54 adopts an ultrasonic welding head, the lower welding head 54 is connected to a power supply (not shown in the figure), the welding work can be completed after the power is supplied, and the welding assembly 5 returns after the welding is completed.
4. Material taking process
The discharging cylinder 37 drives the discharging base plate 32 and the movable frame 33 to ascend to a certain height and jack up the product, then the discharging driving motor 36 drives the connecting rod 34 to rotate, the movable frame 33 moves to the outer side of the box body 1, and a worker manually lifts up the product, namely, the material taking process is completed.
It will be appreciated by those skilled in the art that the present invention can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the invention or equivalents thereto are intended to be embraced therein.
Claims (7)
1. The automatic punching and welding device for the automobile front bumper is characterized by comprising a box body (1), a feeding assembly (2), a discharging assembly (3), punching assemblies (4) and welding assemblies (5), wherein the feeding assembly (2), the discharging assembly (3), the punching assemblies (4) and the welding assemblies (5) are all arranged in the box body (1), the discharging assemblies (3) are arranged on the feeding assembly (2), and the punching assemblies (4) and the welding assemblies (5) are at least 4 and are in fan-shaped arrangement;
the feeding assembly (2) comprises a feeding base (21), a supporting shell (22), a feeding platform (23), a transverse driving mechanism (24) and a vertical driving mechanism (25), wherein a feeding sliding rail (26) is arranged on the feeding base (21), the supporting shell (22) is connected to the feeding sliding rail (26) in a sliding mode and drives the feeding sliding rail to horizontally move through the transverse driving mechanism (24), a plurality of first guide posts (27) are arranged at the bottom of the feeding platform (23) and are connected in a first guide hole (28) in the supporting shell (22) in a sliding mode through the first guide posts (27), and the feeding platform (23) drives the feeding platform to vertically move through the vertical driving mechanism (25);
the feeding assembly (3) comprises a supporting base (31), a feeding base plate (32), a movable frame (33), a connecting rod (34), a hinging seat (35), a feeding driving motor (36) and a feeding air cylinder (37), wherein the supporting base (31) is arranged on a feeding platform (23), a second guide column (38) is connected to the bottom of the feeding base plate (32) and is slidably connected in a second guide hole (39) on the supporting base plate (31), the feeding air cylinder (37) is arranged at the bottom of the supporting base plate (31), an output rod of the feeding air cylinder (37) is connected to the feeding base plate (32) and drives the feeding base plate (32) to move up and down, four connecting rods (34) are symmetrically hinged to two sides of the movable frame (33) to form a parallelogram mechanism, the other end of each connecting rod (34) is hinged with the hinging seat (35), the hinging seat (35) is fixed on the feeding base plate (32), the hinging position of one connecting rod (34) and the hinging seat (35) is connected to the top surface of an output shaft of the feeding driving motor (36), and the movable frame (33) is further provided with a plurality of positioning columns (310);
the punching assembly (4) comprises a punching base (41), a punching cylinder (42), a pre-pressing punching assembly (43) and a punching seat (44), wherein the punching base (41) is U-shaped, the punching cylinder (42) and the punching seat (44) are respectively arranged at the upper end and the lower end of the punching base (41), the upper end of the pre-pressing punching assembly (43) is connected with an output rod of the punching cylinder (42), the two ends of the pre-pressing punching assembly (43) are connected with side arms (45), guide sliding grooves (46) are formed in the side arms (45), and guide sliding rails (47) matched with the guide sliding grooves (46) are formed in the two sides of the punching base (41);
the welding assembly (5) comprises an upper welding cylinder (51), an upper compression block (52), a lower welding cylinder (53), a lower welding head (54), a vertical welding cylinder (55) and a cylinder fixing plate (56), wherein the upper welding cylinder (51) is arranged on the cylinder fixing plate (56) and an output rod of the upper welding cylinder is connected with the upper compression block (52), the output rod of the lower welding cylinder (53) is connected with the lower welding head (54) and is positioned below the upper compression block (52), the vertical welding cylinder (55) is arranged on a cross beam (10) in the box body (1) and is connected with the cylinder fixing plate (56) through a connecting piece (57), and the cylinder fixing plate (56) is connected to longitudinal beams on two sides of the cross beam (10) in a sliding mode;
a plurality of profiling blocks matched with the front bumper in shape are arranged on the feeding platform (23); the transverse driving mechanism (24) comprises a transverse motor (240), a screw rod (241) and a screw rod nut (242), an output rod of the transverse motor (240) is connected with the screw rod (241), the screw rod nut (242) is installed in a transverse bracket (243) at the bottom of the supporting shell (22), and the screw rod (241) is connected with the screw rod nut (242) and penetrates through the transverse bracket (243) to be connected to a bearing assembly (244) at the outer end of the feeding base (21).
2. The automatic punching and welding device for a front bumper of an automobile according to claim 1, wherein: the vertical driving mechanism (25) is specifically an air cylinder or a linear motor, and the vertical driving mechanism (25) is arranged on the inner top surface of the support shell (22).
3. The automatic punching and welding device for a front bumper of an automobile according to claim 1, wherein: the pre-compaction punching assembly (43) comprises a pressing block body (430), a pre-compaction block (431), a pressing block guide pillar (432), a spring (433) and a punch (434), wherein the upper end of the pressing block body (430) is connected with an output rod of a punching cylinder (42), the pressing block guide pillar (432) is connected to the pre-compaction block (431) and is slidably connected to the pressing block guide pillar (435) on the pressing block body (430), the pressing block guide pillar (432) is sleeved with the spring (433) and is provided with a limiting cover (436) in threaded connection with the upper end of the pressing block guide pillar, a through hole is formed in the pre-compaction block (431), and an elastic seat (437) with a hole is further connected to the bottom of the through hole.
4. The automatic punching and welding device for a front bumper of an automobile according to claim 1, wherein: an infrared induction switch (6) is arranged on two sides of the inside of the box body (1).
5. The automatic punching and welding device for a front bumper of an automobile according to claim 1, wherein: and the two sides of the front surface of the box body (1) are also provided with object carrying plates (7).
6. The automatic punching and welding device for a front bumper of an automobile according to claim 1, wherein: the lamp (8) is arranged on the inner top surface of the box body (1).
7. The automatic punching and welding device for a front bumper of an automobile according to claim 1, wherein: a guard board (9) is arranged on the front face of the box body (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811406041.5A CN109397376B (en) | 2018-11-23 | 2018-11-23 | Automatic punching and welding device for automobile front bumper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811406041.5A CN109397376B (en) | 2018-11-23 | 2018-11-23 | Automatic punching and welding device for automobile front bumper |
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| CN109397376A CN109397376A (en) | 2019-03-01 |
| CN109397376B true CN109397376B (en) | 2023-08-25 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110712373A (en) * | 2019-10-28 | 2020-01-21 | 广州中新汽车零部件有限公司 | Work fixture capable of fixing welding spot position and preventing welding missing |
| CN112537045A (en) * | 2020-03-27 | 2021-03-23 | 苏州力朗瑞西智能科技有限公司 | Support device for automobile bumper punching and welding integrated machine |
| CN113119219A (en) * | 2021-03-25 | 2021-07-16 | 芜湖毅昌科技有限公司 | Punching device for flexible punching and welding system of automobile bumper |
| CN113146124B (en) * | 2021-03-25 | 2022-04-05 | 芜湖毅昌科技有限公司 | Flexible punching and welding system for automobile bumper |
| CN114750419B (en) * | 2022-05-13 | 2023-05-02 | 南通理工学院 | Welding tool for automobile parts |
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| CN109397376A (en) | 2019-03-01 |
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