Continuous production equipment and process for automobile exhaust pipe end cone

Abstract

The invention relates to the technical field of automobile exhaust pipe end cones, in particular to automobile exhaust pipe end cone continuous production equipment and a process thereof, comprising a machining table, and a blanking mechanism, a stamping and stretching mechanism, a trimming mechanism, a flanging mechanism, a punching mechanism, a conveying mechanism and a transfer die which are arranged on the machining table; the automobile exhaust pipe end cone sequentially passes through the blanking mechanism for cutting an end cone blank, the stamping and stretching mechanism for stamping and forming, the edge cutting mechanism for cutting off edge materials of an opening, the flanging mechanism for flanging the opening, and the punching mechanism for punching a hole in the side wall of the end cone. According to the invention, the exhaust pipe end cone sequentially passes through the blanking mechanism, the stamping and stretching mechanism, the trimming mechanism, the flanging mechanism and the punching mechanism on the processing table on the conveying mechanism through the transfer die to complete processing, so that the processing is convenient and fast; the problems that most of existing exhaust pipe end cones are produced through a single process, many devices are occupied, process parts are prone to being overstocked, and production efficiency is low are solved.

Description

Technical Field

[0001] The invention relates to the technical field of automobile exhaust pipes, and in particular to a continuous production device for automobile exhaust pipe end cones and a process thereof. Background Art

[0002] The automobile exhaust pipe is a part of the engine exhaust system. The exhaust system mainly includes the exhaust manifold, exhaust pipe and muffler. Generally, the three-stage catalytic converter for controlling the emission of engine pollutants is also installed in the exhaust system. The exhaust pipe generally includes the front exhaust pipe and the rear exhaust pipe. The end cone of the exhaust pipe is one of the important parts of the automobile exhaust system, which plays a role of interconnection in the whole system.

[0003] However, most of the existing exhaust pipe end cones are produced in a single process, which occupies a lot of equipment, easily backlogs of process parts, and has low production efficiency. In addition, during the production and processing, the end cones are often displaced due to collisions with other objects.

[0004] Therefore, we propose a continuous production equipment and process for automobile exhaust pipe end cones. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a continuous production device for automobile exhaust pipe end cones and a process thereof to solve the technical problems in the prior art.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A continuous production device for automobile exhaust pipe end cones, comprising a processing table and a blanking mechanism, a stamping and stretching mechanism, a trimming mechanism, a flanging mechanism, a punching mechanism, a conveying mechanism and a transfer die arranged on the processing table. The automobile exhaust pipe end cone is sequentially cut by the blanking mechanism for end cone blanks, punched and formed by the stamping and stretching mechanism, the trimming mechanism cuts off the edge of the opening, the flanging mechanism flanging the opening, and the punching mechanism opens a hole on the side wall of the end cone.

[0008] The conveying mechanism is used to convey the transfer die, and the end cone blank is processed and produced through the blanking mechanism, stamping and stretching mechanism, trimming mechanism, flanging mechanism, and punching mechanism in sequence;

[0009] The transfer mold includes a module and a mold base, the module is fixedly installed on the mold base, the lower end surface of the mold base is provided with a magnetic strip, the bottom of the module is hollow, the upper end surface of the mold base is provided with a mounting groove, a spring is fixedly installed in the mounting groove, a reset plate is fixedly installed on the upper end surface of the spring, an electromagnet is installed at the center of the upper end surface of the reset plate, a side hole No. 1 and a side hole No. 2 are provided on the side wall of the module, and two limit grooves are symmetrically provided on the side wall of the mold base.

[0010] As a preferred technical solution of the present invention, the blanking mechanism includes a chassis No. 2, which is fixedly installed on the processing table through a No. 1 support frame, and a No. 2 servo motor is fixedly installed on the side wall of the No. 2 chassis. The output end of the No. 2 servo motor passes through the side wall of the No. 2 chassis and is fixedly installed with a longitudinal screw, which is rotatably connected to the inner wall of the No. 2 chassis, and the No. 1 chassis is threadedly sleeved on the longitudinal screw, and a longitudinal limit rod is longitudinally inserted through the No. 1 chassis, and both ends of the longitudinal limit rod are fixedly installed on the inner wall of the No. 2 chassis, and the No. 1 chassis is fixedly installed with a longitudinal limit rod. A servo motor No. 1 is fixedly installed on the side wall of the chassis, and the output end of the servo motor No. 1 passes through the side wall of the chassis No. 1 and is fixedly installed with a transverse screw, which is rotatably connected to the inner wall of the chassis No. 1, and a transverse moving slider is threadedly connected to the transverse screw, and a laser cutting machine is provided on the lower end surface of the transverse moving slider, and a transverse limit rod is transversely inserted through the transverse moving slider, and both ends of the transverse limit rod are fixedly installed on the inner wall of the chassis No. 1, and a No. 2 electric telescopic rod is symmetrically fixedly installed on the inner side of the No. 1 support frame, and a No. 2 splint is fixedly installed on the telescopic end of the No. 2 electric telescopic rod.

[0011] As a preferred technical solution of the present invention, the stamping and stretching mechanism includes a No. 2 support frame and a No. 3 cylinder, wherein the No. 2 support frame is fixedly installed on the processing table, the No. 3 cylinder is fixedly installed at the center of the top of the No. 2 support frame, the telescopic end of the No. 3 cylinder is fixedly installed with a stretching die, and two No. 4 electric telescopic rods are symmetrically fixedly installed on the inner wall of the No. 2 support frame, the telescopic end of the No. 4 electric telescopic rod is fixedly installed with a No. 4 splint, and a limit block is fixedly installed at the center of the telescopic splint.

[0012] As a preferred technical solution of the present invention, the trimming mechanism includes a No. 4 cylinder, a No. 3 support frame, a No. 4 servo motor and a cutting blade. The No. 4 servo motor is fixedly mounted on the side wall of the No. 3 support frame, and a reciprocating screw is fixedly mounted on the output end of the No. 4 servo motor. The upper end of the No. 4 cylinder is threadedly sleeved on the reciprocating screw through a slider, and the slider is slidably connected to the top end of the No. 3 support frame. The output end of the No. 4 cylinder is fixedly mounted with a cutting blade, and two No. 5 electric telescopic rods are symmetrically fixedly mounted on the inner wall of the No. 3 support frame, and a No. 5 splint is fixedly mounted on the telescopic end of the No. 5 electric telescopic rod.

[0013] As a preferred technical solution of the present invention, the flanging mechanism includes a No. 4 support frame, a No. 2 cylinder and a flanging die. The No. 4 support frame is fixedly installed on the upper end surface of the processing table and fixedly installed on the top of the No. 4 support frame. The telescopic end of the No. 4 support frame is fixedly installed with the flanging die. The No. 3 electric telescopic rod is symmetrically fixedly installed on the inner wall of the No. 4 support frame, and the No. 3 splint is fixedly installed on the telescopic end of the No. 3 electric telescopic rod.

[0014] As a preferred technical solution of the present invention, the punching mechanism includes a No. 5 support frame and a No. 1 cylinder, wherein the No. 1 cylinder is vertically fixedly mounted on the top of the No. 5 support frame, a punching die is fixedly mounted on the telescopic end of the No. 1 cylinder, two punching columns are arranged on the side wall of the telescopic punching die, two No. 1 electric telescopic rods are symmetrically fixedly mounted on the inner wall of the No. 5 support frame, and a No. 1 clamp is fixedly mounted on the telescopic end of the No. 1 electric telescopic rod.

[0015] As a preferred technical solution of the present invention, the conveying mechanism includes a conveyor belt and a No. 3 servo motor. A conveying groove is opened in the middle part of the processing table. Two conveying rollers are rotatably connected in the conveying groove. The two conveying rollers are connected by a conveyor belt transmission. A No. 3 servo motor is fixedly installed on the processing table. The output end of the No. 3 servo motor passes through the conveying groove and is fixedly installed at the center of the conveying roller.

[0016] A production process of a continuous production device for automobile exhaust pipe end cones, comprising the following steps:

[0017] S1: Blanking, put the blank plate between the two No. 2 clamping plates, the No. 2 electric telescopic rod pushes the No. 2 clamping plate to move to the middle through the telescopic end to clamp the blank plate, then start the No. 2 servo motor, the No. 2 servo motor drives the longitudinal screw to rotate through the telescopic end, so that the No. 1 chassis moves forward and backward, the No. 1 servo motor drives the transverse screw to rotate through the output end, and then drives the transverse moving slider to move left and right, and then the cutting position of the laser cutting machine can be adjusted as needed to complete the cutting. After the cutting is completed, the blank plate will fall on the transfer mold, and the No. 3 servo motor drives the conveyor roller to rotate through the output end, so that the conveyor belt drives the transfer mold to move forward to the stamping and stretching mechanism;

[0018] S2: stretching forming, two No. 4 electric telescopic rods push the No. 4 clamping plate through the telescopic end to clamp the middle transfer mold, and then the No. 3 cylinder pushes the stretching mold downward through the telescopic end to perform stamping and stretching of the blank plate on the transfer mold. After the stretching is completed, the conveyor belt carries the transfer mold to the next link of the trimming mechanism;

[0019] S3: trimming, the No. 5 electric telescopic rod pushes the No. 5 clamping plate to move relative to each other through the telescopic end to clamp the middle transfer mold, and the No. 4 servo motor drives the reciprocating screw to rotate through the output end, so that the No. 4 cylinder can move back and forth, thereby driving the cutting blade to cut the edge material at the upper opening of the blank, and the No. 4 cylinder is used to adjust the cutting height of the cutting blade. After the trimming is completed, the conveyor belt transports the transfer mold to the flanging mechanism;

[0020] S4: Flanging, the No. 3 electric telescopic rod pushes the No. 3 clamping plate to move relative to each other through the telescopic end, clamps the middle transfer mold, and the No. 2 cylinder pushes the flanging mold downward through the telescopic end, and the edge of the flanging mold cooperates with the transfer mold to flanging the upper opening of the formed blank, and then transports it to the punching mechanism through the conveyor belt;

[0021] S5: Punching. The No. 1 electric telescopic rod clamps the transfer mold through the No. 1 clamping plate on the telescopic end, and then the No. 1 cylinder completes the punching of the molded blank on the transfer mold through the punching die on the telescopic end.

[0022] The present invention provides a continuous production device for automobile exhaust pipe end cones and a process thereof, which has the following beneficial effects:

[0023] 1. When the stretching die cooperates with the module to stretch the blank plate, the reset plate at the bottom of the module will compress the spring after receiving the pressure, and the spring will slide down to the notch at the bottom of the module. When the stretching die leaves, the reset plate slides upward under the action of the spring elastic force, and lifts the blank formed in the module to facilitate the next step of trimming. At the same time, when the reset plate slides up and down at the notch, it rubs against the inner wall of the notch to generate microcurrent, so that the electromagnet is energized to adsorb the molded blank on the reset plate, preventing the molded blank from popping out when the reset plate is lifted upward, and also avoiding the position offset of the molded blank during subsequent processing;

[0024] 2. The exhaust pipe end cone is processed through a transfer die on a conveying mechanism, and then passes through a blanking mechanism, a stamping and stretching mechanism, a trimming mechanism, a flanging mechanism, and a punching mechanism on a processing table in sequence. This is convenient and quick, and solves the problem that "most of the existing exhaust pipe end cones are produced using a single process, which occupies a lot of equipment, is prone to backlog of process parts, and has low production efficiency." BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0026] Figure 2 It is a schematic diagram of the internal structure of the second chassis in the present invention;

[0027] Figure 3 It is a schematic diagram of the internal structure of chassis No. 1 in the present invention;

[0028] Figure 4 It is a schematic diagram of the enlarged structure of the continuous mold in the present invention;

[0029] Figure 5 It is a schematic diagram of the front structure of the continuous mold in the present invention;

[0030] Figure 6 It is a structural schematic diagram of the flanging die in the present invention;

[0031] Figure 7It is a structural schematic diagram of the punching die in the present invention;

[0032] Figure 8 It is a schematic structural diagram of the stretching die in the present invention.

[0033] In the figure: 1 No. 1 servo motor, 2 No. 1 chassis, 3 No. 1 cylinder, 4 laser cutting machine, 5 lateral moving slider, 6 lateral screw, 7 lateral limit rod, 8 No. 1 electric telescopic rod, 9 No. 5 support frame, 10 longitudinal limit rod, 11 No. 2 cylinder, 12 longitudinal screw, 13 No. 2 chassis, 14 No. 2 servo motor, 15 continuous mold, 151 reset plate, 152 No. 1 side hole, 153 No. 2 side hole, 154 mold base, 155 module, 156 limit slot, 157 electromagnet, 158 spring, 159 No. 2 magnet, 16 No. 1 support frame, 1 7 No. 2 splint, 18 flanging die, 19 punching die, 20 No. 3 servo motor, 21 conveyor belt, 22 No. 2 electric telescopic rod, 23 No. 4 support frame, 24 No. 3 electric telescopic rod, 25 stretching die, 26 No. 4 electric telescopic rod, 27 No. 2 support frame, 28 No. 3 cylinder, 29 No. 5 electric telescopic rod, 30 No. 4 cylinder, 31 No. 3 support frame, 32 No. 4 servo motor, 33 cutting blade, 100 blanking mechanism, 101 stamping and stretching mechanism, 102 trimming mechanism, 103 flanging mechanism, 104 punching mechanism, 105 conveying mechanism. DETAILED DESCRIPTION

[0034] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0035] Thus, a feature indicated in this specification will be used to illustrate one of the features of an embodiment of the present invention, rather than implying that each embodiment of the present invention must have the described feature. In addition, it should be noted that this specification describes many features. Although some features can be combined together to illustrate possible system designs, these features can also be used in other combinations that are not explicitly described. Thus, unless otherwise stated, the described combinations are not intended to be limiting.

[0036] The principle and structure of the present invention are described in detail below with reference to the accompanying drawings and embodiments:

[0037] refer to Figure 1-8, a continuous production equipment for automobile exhaust pipe end cones, including a processing table and a blanking mechanism 100, a stamping and stretching mechanism 101, a trimming mechanism 102, a flanging mechanism 103, a punching mechanism 104, a conveying mechanism 105 and a transfer die 15 arranged on the processing table, the automobile exhaust pipe end cone is sequentially cut by the blanking mechanism 100 for end cone blanks, the stamping and stretching mechanism 101 is used for stamping, the trimming mechanism 102 cuts off the edge of the opening, the flanging mechanism flanging the opening, and the punching mechanism opens a hole on the side wall of the end cone;

[0038] The conveying mechanism 105 is used to convey 15, which is processed and produced through the blanking mechanism 100, the stamping and stretching mechanism 101, the trimming mechanism 102, the flanging mechanism 103, and the punching mechanism 104 in sequence;

[0039] The transfer mold 15 includes a module 155 and a mold base 154. The module 155 is fixedly installed on the mold base 154. The lower end surface of the mold base 154 is provided with a magnetic strip. The bottom of the module 155 is hollowed out. The upper end surface of the mold base 154 is provided with a mounting groove. A spring 158 is fixedly installed in the mounting groove. A reset plate 151 is fixedly installed on the upper end surface of the spring 158. An electromagnet 157 is installed at the center of the upper end surface of the reset plate 151. A first side hole 152 and a second side hole 153 are provided on the side wall of the module 155. Two limit grooves 156 are symmetrically provided on the side wall of the mold base 154.

[0040] Wherein, the blanking mechanism 100 comprises a chassis No. 2 chassis 13, which is fixedly mounted on the processing table through a No. 1 support frame 16, and a No. 2 servo motor 14 is fixedly mounted on the side wall of the No. 2 chassis 13, and the output end of the No. 2 servo motor 14 passes through the side wall of the No. 2 chassis 13 and is fixedly mounted with a longitudinal screw 12, which is rotatably connected to the inner wall of the No. 2 chassis 13, and a No. 1 chassis 2 is threadedly sleeved on the longitudinal screw 12, and a longitudinal limit rod 10 is longitudinally inserted into the No. 1 chassis 2, and both ends of the longitudinal limit rod 10 are fixedly mounted on the inner wall of the No. 2 chassis 13, and the No. 1 chassis 2 is fixedly mounted on the inner wall of the No. 1 chassis 13. A servo motor No. 1 is fixedly installed on the side wall of the chassis 2. The output end of the servo motor No. 1 passes through the side wall of the chassis No. 1 and is fixedly installed with a transverse screw 6. The transverse screw 6 is rotatably connected to the inner wall of the chassis No. 2. A transverse moving slider 5 is threadedly connected to the transverse screw 6. A laser cutting machine 4 is provided on the lower end surface of the transverse moving slider 5. A transverse limit rod 7 is laterally inserted into the transverse moving slider 5. Both ends of the transverse limit rod 7 are fixedly installed on the inner wall of the chassis No. 2. A No. 2 electric telescopic rod 22 is symmetrically fixedly installed on the inner side of the No. 1 support frame 16, and a No. 2 splint 17 is fixedly installed on the telescopic end of the No. 2 electric telescopic rod 22.

[0041] Among them, the stamping and stretching mechanism 101 includes a No. 2 support frame 27 and a No. 3 cylinder 28. The No. 2 support frame 27 is fixedly installed on the processing table, and the No. 3 cylinder 28 is fixedly installed at the center of the top of the No. 2 support frame 27. The telescopic end of the No. 3 cylinder 28 is fixedly installed with a stretching die 25. Two No. 4 electric telescopic rods 26 are symmetrically fixedly installed on the inner wall of the No. 2 support frame 27. The telescopic end of the No. 4 electric telescopic rod 26 is fixedly installed with a No. 4 splint, and a limiting block is fixedly installed in the center of the telescopic splint.

[0042] After the end cone blank plate falls on the module 155, the No. 3 servo motor 20 drives the conveyor belt 21 to rotate clockwise through the transmission roller on the output end, and transports the transfer mold 15 to the entire bottom of the No. 2 support frame 27. The No. 4 electric telescopic rod 26 pushes the No. 4 clamping plate through the telescopic end to clamp the mold base 154 at the bottom of the transfer mold 15. The No. 3 cylinder 28 pushes the stretching die 25 through the telescopic end to slowly move downward, and presses the blank plate at the upper end of the module 155 into the module 155. The blank plate is stretched and formed by the cooperation of the stretching die 25 and the module 155, wherein the module 15 The reset plate 151 at the bottom will compress the spring 158 after receiving the pressure, and the spring 158 will slide downward to the notch at the bottom of the module 155. When the stretching die 25 leaves, the reset plate 151 will slide upward under the elastic force of the spring 158, and lift the blank formed in the module 155 to facilitate the next step of trimming. At the same time, when the reset plate 151 slides up and down at the notch, it will rub against the inner wall of the notch to generate micro-current, so that the electromagnet 157 is energized to adsorb the molded blank on the reset plate 151, so as to prevent the molded blank from being ejected when the reset plate 151 is lifted upward.

[0043] Among them, the trimming mechanism 102 includes a No. 4 cylinder 30, a No. 3 support frame 31, a No. 4 servo motor 32 and a cutting blade 33. The No. 4 servo motor 32 is fixedly installed on the side wall of the No. 3 support frame 31, and a reciprocating screw is fixedly installed on the output end of the No. 4 servo motor 32. The upper end of the No. 4 cylinder 30 is threadedly sleeved on the reciprocating screw through a slider, and the slider is slidably connected to the top of the No. 3 support frame 31. The output end of the No. 4 cylinder 30 is fixedly installed with a cutting blade 33, and two No. 5 electric telescopic rods 29 are symmetrically fixedly installed on the inner wall of the No. 3 support frame 31, and a No. 5 splint is fixedly installed on the telescopic end of the No. 5 electric telescopic rod 29.

[0044] Specifically, the No. 4 servo motor 32 controls the reciprocating screw to move back and forth through the output end, driving the No. 4 cylinder 30 and the cutting blade 33 to move back and forth to cut the edge material at the upper end of the formed blank. After the cutting is completed, the transfer mold 15 moves to the flanging mechanism 103 through the conveyor belt 21.

[0045] Among them, the flanging mechanism 103 includes a No. 4 support frame 23, a No. 2 cylinder 11 and a flanging die 18. The No. 4 support frame 23 is fixedly installed on the upper end surface of the processing table, and the No. 4 support frame 23 is fixedly installed on the top of the No. 4 support frame 23. The telescopic end of the No. 4 support frame 23 is fixedly installed with the flanging die 18. The No. 3 electric telescopic rod 24 is symmetrically fixedly installed on the inner wall of the No. 4 support frame 23, and the No. 3 splint is fixedly installed on the telescopic end of the No. 3 electric telescopic rod 24.

[0046] Specifically, the No. 3 electric telescopic rod 24 first clamps the die base 154 through the No. 3 clamp, and then the No. 2 cylinder 11 drives the flanging die 18 to move downward, and the flanging die 18 cooperates with the upper edge of the module 155 to flanging the formed blank. After completion, it is transported to the punching mechanism 104 through the conveyor belt 21.

[0047] Among them, the punching mechanism 104 includes a No. 5 support frame 9 and a No. 1 cylinder 3. The No. 1 cylinder 3 is vertically fixedly installed on the top of the No. 5 support frame 9. The telescopic end of the No. 1 cylinder 3 is fixedly installed with a punching mold 19. Two punching columns are arranged on the side wall of the telescopic punching mold 19. Two No. 1 electric telescopic rods 8 are symmetrically fixedly installed on the inner wall of the No. 5 support frame 9. The telescopic end of the No. 1 electric telescopic rod 8 is fixedly installed with a No. 1 splint.

[0048] Specifically, the two No. 1 electric telescopic rods 8 first clamp the die base 154 through the No. 1 clamping plate, and then the No. 1 cylinder 3 pushes the punching die 19 downward through the telescopic end, and the punching die 19 completes the punching through the two punching heads on the side wall and the No. 2 side hole 153 and the No. 1 side hole 152 on the side wall of the module 155.

[0049] Among them, the conveying mechanism 105 includes a conveyor belt 21 and a No. 3 servo motor 20. A conveying groove is opened in the middle part of the processing table. Two conveying rollers are rotatably connected in the conveying groove. The two conveying rollers are connected by the conveyor belt 21. The No. 3 servo motor 20 is fixedly installed on the processing table. The output end of the No. 3 servo motor 20 passes through the conveying groove and is fixedly installed at the center of the conveying roller. The No. 3 servo motor 20 drives the transmission roller to rotate through the output end, and then the conveyor belt 21 drives the transfer mold 15 to move. Since the conveyor belt 21 contains reinforcing material iron wire, the mold base 154 is adsorbed on the conveyor belt 21 through the No. 2 magnet 159, which is convenient for transporting the mold base 154.

[0050] A production process of a continuous production device for automobile exhaust pipe end cones, comprising the following steps:

[0051] S1: Blanking, put the blank plate between the two No. 2 clamping plates 17, the No. 2 electric telescopic rod 22 pushes the No. 2 clamping plate 17 to move to the middle through the telescopic end to clamp the blank plate, then start the No. 2 servo motor 14, the No. 2 servo motor 14 drives the longitudinal screw 12 to rotate through the telescopic end, so that the No. 1 chassis 2 moves forward and backward, the No. 1 servo motor 1 drives the transverse screw 6 to rotate through the output end, and then drives the transverse moving slider 5 to move left and right, and then the cutting position of the laser cutting machine 4 can be adjusted as needed to complete the cutting. After the cutting is completed, the blank plate will fall on the transfer mold 15, and the No. 3 servo motor 20 drives the conveying roller to rotate through the output end, so that the conveyor belt 21 drives the transfer mold 15 to move forward to the stamping and stretching mechanism 101;

[0052] S2: stretching forming, two No. 4 electric telescopic rods 26 push the No. 4 clamping plate through the telescopic end to clamp the middle transfer mold 15, and then the No. 3 cylinder 28 pushes the stretching mold 25 downward through the telescopic end to perform stamping and stretching forming on the blank plate on the transfer mold 15. After the stretching is completed, the conveyor belt 21 carries the transfer mold 15 to the next link, the trimming mechanism 102;

[0053] S3: trimming, the No. 5 electric telescopic rod 29 pushes the No. 5 clamping plate to move relative to each other through the telescopic end, clamping the intermediate transfer mold 15, and the No. 4 servo motor 32 drives the reciprocating screw rod to rotate through the output end, so that the No. 4 cylinder 30 can move back and forth, thereby driving the cutting blade 33 to cut the edge material at the upper opening of the blank, and the No. 4 cylinder 30 is used to adjust the cutting height of the cutting blade 33. After the trimming is completed, the conveyor belt 21 transports the transfer mold 15 to the flanging mechanism 103;

[0054] S4: Flanging, the third electric telescopic rod 24 pushes the third clamp plate to move relative to each other through the telescopic end, clamps the middle transfer mold 15, and the second cylinder 11 pushes the flanging mold 18 to move downward through the telescopic end, and the edge of the flanging mold 18 cooperates with the transfer mold 15 to flanging the upper opening of the formed blank, and then transports it to the punching mechanism 104 through the conveyor belt 21;

[0055] S5: Punching. The No. 1 electric telescopic rod 8 clamps the transfer mold 15 through the No. 1 clamping plate on the telescopic end, and then the No. 1 cylinder 3 completes the punching of the molded blank on the transfer mold 15 through the punching die 19 on the telescopic end.

[0056] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the present invention, and these modifications or replacements should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be based on the protection scope of the claims.

Claims

1. A continuous production device for automobile exhaust pipe end cones, comprising a processing table and a blanking mechanism (100), a stamping and stretching mechanism (101), a trimming mechanism (102), a flanging mechanism (103), a punching mechanism (104), a conveying mechanism (105) and a transfer die (15) arranged on the processing table, characterized in that: The end cone of the automobile exhaust pipe is sequentially cut by a blanking mechanism (100) to cut the end cone blank, punched and formed by a punching and stretching mechanism (101), cut off the edge of the opening by a trimming mechanism (102), flanging the opening by a turning mechanism, and opening a hole on the side wall of the end cone by a punching mechanism; The conveying mechanism (105) is used to convey the transfer die (15), and the end cone blank is processed and produced by the blanking mechanism (100), the punching and stretching mechanism (101), the trimming mechanism (102), the flanging mechanism (103), and the punching mechanism (104) in sequence; The transfer mold (15) comprises a module (155) and a mold base (154); the module (155) is fixedly mounted on the mold base (154); a magnetic strip is arranged on the lower end surface of the mold base (154); the bottom of the module (155) is hollowed out; a mounting groove is provided on the upper end surface of the mold base (154); a spring (158) is fixedly mounted in the mounting groove; a reset plate (151) is fixedly mounted on the upper end surface of the spring (158); an electromagnet (157) is mounted at the center of the upper end surface of the reset plate (151); a first side hole (152) and a second side hole (153) are arranged on the side wall of the module (155); and two limit grooves (156) are symmetrically arranged on the side wall of the mold base (154).

2. The continuous production equipment for automobile exhaust pipe end cones according to claim 1 is characterized in that: The blanking mechanism (100) comprises a second chassis (13), the second chassis (13) being fixedly mounted on a processing table via a first support frame (16), a second servo motor (14) being fixedly mounted on a side wall of the second chassis (13), an output end of the second servo motor (14) passing through the side wall of the second chassis (13) and fixedly mounted with a longitudinal screw (12), the longitudinal screw (12) being rotatably connected to the inner wall of the second chassis (13), the first chassis (2) being threadedly sleeved on the longitudinal screw (12), a longitudinal limiting rod (10) being longitudinally inserted through the first chassis (2), the two ends of the longitudinal limiting rod (10) being fixedly mounted on the inner wall of the second chassis (13), the first chassis (13) being rotatably connected to the inner wall of the second chassis (13), the first chassis (13) being threadedly sleeved with the longitudinal screw (12), the first chassis (2) being longitudinally inserted with a longitudinal limiting rod (10), the two ends of the longitudinal limiting rod (10) being fixedly mounted on the inner wall of the second chassis (13), the first chassis (13) being rotatably connected to the inner wall of the second chassis (13), the first chassis (13) being threadedly sleeved with the longitudinal screw (12), the first chassis (13) being longitudinally inserted with a longitudinal limiting rod (10), the two ends of the longitudinal limiting rod (10) being fixedly mounted on the inner wall of the second chassis (13), the first chassis (13) being rotatably connected to the inner wall of the second chassis (13), the first chassis (13) being rotatably connected to the inner wall of the second chassis (13), the second servo motor (14) being fixedly mounted on ... A servo motor (1) is fixedly mounted on the side wall of the first chassis (2), the output end of the servo motor (1) passes through the side wall of the first chassis (2) and is fixedly mounted with a transverse screw (6), the transverse screw (6) is rotatably connected to the inner wall of the first chassis (2), a transverse moving slider (5) is threadedly connected to the transverse screw (6), a laser cutting machine (4) is arranged on the lower end surface of the transverse moving slider (5), a transverse limiting rod (7) is transversely inserted through the transverse moving slider (5), both ends of the transverse limiting rod (7) are fixedly mounted on the inner wall of the first chassis (2), a second electric telescopic rod (22) is symmetrically fixedly mounted on the inner side of the first support frame (16), and a second clamping plate (17) is fixedly mounted on the telescopic end of the second electric telescopic rod (22).

3. The continuous production equipment for automobile exhaust pipe end cones according to claim 1 is characterized in that: The stamping and stretching mechanism (101) comprises a No. 2 support frame (27) and a No. 3 cylinder (28), wherein the No. 2 support frame (27) is fixedly installed on a processing table, the No. 3 cylinder (28) is fixedly installed at the center of the top of the No. 2 support frame (27), a stretching die (25) is fixedly installed at the telescopic end of the No. 3 cylinder (28), two No. 4 electric telescopic rods (26) are symmetrically fixedly installed on the inner wall of the No. 2 support frame (27), a No. 4 clamp is fixedly installed at the telescopic end of the No. 4 electric telescopic rod (26), and a limit block is fixedly installed at the center of the telescopic clamp.

4. The continuous production equipment for automobile exhaust pipe end cones according to claim 1 is characterized in that: The trimming mechanism (102) comprises a No. 4 air cylinder (30), a No. 3 support frame (31), a No. 4 servo motor (32) and a cutting blade (33), wherein the No. 4 servo motor (32) is fixedly mounted on the side wall of the No. 3 support frame (31), a reciprocating screw rod is fixedly mounted on the output end of the No. 4 servo motor (32), the upper end of the No. 4 air cylinder (30) is threadedly sleeved on the reciprocating screw rod through a slider, the slider is slidably connected to the top end of the No. 3 support frame (31), the output end of the No. 4 air cylinder (30) is fixedly mounted with a cutting blade (33), and two No. 5 electric telescopic rods (29) are symmetrically fixedly mounted on the inner wall of the No. 3 support frame (31), and a No. 5 clamp is fixedly mounted on the telescopic end of the No. 5 electric telescopic rod (29).

5. The continuous production equipment for automobile exhaust pipe end cones according to claim 1 is characterized in that: The flanging mechanism (103) comprises a No. 4 support frame (23), a No. 2 cylinder (11) and a flanging die (18), wherein the No. 4 support frame (23) is fixedly mounted on the upper end surface of the processing table and the No. 4 support frame (23) is fixedly mounted on the top of the No. 4 support frame (23), the flanging die (18) is fixedly mounted on the telescopic end of the No. 4 support frame (23), a No. 3 electric telescopic rod (24) is symmetrically fixedly mounted on the inner wall of the No. 4 support frame (23), and a No. 3 clamp is fixedly mounted on the telescopic end of the No. 3 electric telescopic rod (24).

6. The continuous production equipment for automobile exhaust pipe end cones according to claim 1, characterized in that: The punching mechanism (104) comprises a No. 5 support frame (9) and a No. 1 cylinder (3), wherein the No. 1 cylinder (3) is vertically fixedly mounted on the top of the No. 5 support frame (9), a punching die (19) is fixedly mounted on the telescopic end of the No. 1 cylinder (3), two punching columns are arranged on the side wall of the telescopic punching die (19), two No. 1 electric telescopic rods (8) are symmetrically fixedly mounted on the inner wall of the No. 5 support frame (9), and a No. 1 clamp is fixedly mounted on the telescopic end of the No. 1 electric telescopic rod (8).

7. The continuous production equipment for automobile exhaust pipe end cones according to claim 1 is characterized in that: The conveying mechanism (105) comprises a conveyor belt (21) and a No. 3 servo motor (20); a conveying groove is provided in the middle portion of the processing table; two conveying rollers are rotatably connected in the conveying groove; the two conveying rollers are connected by a transmission through the conveyor belt (21); a No. 3 servo motor (20) is fixedly mounted on the processing table; the output end of the No. 3 servo motor (20) passes through the conveying groove and is fixedly mounted at the center of the conveying roller.

8. The production process of the automobile exhaust pipe end cone continuous production equipment according to claim 1 is characterized in that: The following steps are included: S1: blanking, placing the blank plate between two No. 2 clamping plates (17), the No. 2 electric telescopic rod (22) pushes the No. 2 clamping plate (17) to move toward the middle through the telescopic end to clamp the blank plate, then starting the No. 2 servo motor (14), the No. 2 servo motor (14) drives the longitudinal screw (12) to rotate through the telescopic end, so that the No. 1 chassis (2) moves forward and backward, the No. 1 servo motor (1) drives the transverse screw (6) to rotate through the output end, and then drives the transverse moving slider (5) to move left and right, and then the cutting position of the laser cutting machine (4) can be adjusted as needed to complete the cutting. After the cutting is completed, the blank plate will fall on the transfer mold (15), and the No. 3 servo motor (20) drives the conveying roller to rotate through the output end, so that the conveyor belt (21) drives the transfer mold (15) to move forward to the stamping and stretching mechanism (101); S2: stretching forming, two No. 4 electric telescopic rods (26) push the No. 4 clamping plate through the telescopic end to clamp the middle transfer mold (15), and then the No. 3 cylinder (28) pushes the stretching mold (25) downward through the telescopic end to perform stamping and stretching forming on the blank plate on the transfer mold (15). After the stretching is completed, the conveyor belt (21) carries the transfer mold (15) to the next link, the trimming mechanism (102); S3: trimming, the fifth electric telescopic rod (29) pushes the fifth clamping plate to move relative to each other through the telescopic end, clamping the intermediate transfer mold (15), the fourth servo motor (32) drives the reciprocating screw to rotate through the output end, so that the fourth cylinder (30) can move back and forth, thereby driving the cutting blade (33) to cut the edge material at the upper opening of the blank, and the fourth cylinder (30) is used to adjust the cutting height of the cutting blade (33). After trimming is completed, the conveyor belt (21) transports the transfer mold (15) to the flanging mechanism (103); S4: flanging, the third electric telescopic rod (24) pushes the third clamping plate to move relative to each other through the telescopic end, clamping the middle transfer mold (15), and the second cylinder (11) pushes the flanging mold (18) to move downward through the telescopic end, and the edge of the flanging mold (18) cooperates with the transfer mold (15) to flanging the upper opening of the molded blank, and then transports it to the punching mechanism (104) through the conveyor belt (21); S5: Punching: the No. 1 electric telescopic rod (8) clamps the transfer mold (15) through the No. 1 clamping plate on the telescopic end, and then the No. 1 cylinder (3) completes the punching of the molded blank on the transfer mold (15) through the punching die (19) on the telescopic end.

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