Stamping assembly equipment for automobile door hinge pin shaft

Abstract

The invention provides stamping assembly equipment for an automobile door hinge pin shaft, belongs to the technical field of automobile accessory machining, and solves the technical problems of low safety and poor accuracy of the existing automobile door hinge pin shaft assembly. Stamping assembly equipment for automobile door hinge pins comprises a workbench, a main rotating column is rotationally connected to the interior of the workbench, a rotating disc is fixedly connected to the outer wall of the main rotating column, the rotating disc is located above the workbench, the main rotating column is driven by a driving motor, the driving motor is located below the workbench, and a plurality of material rotating assemblies are connected to the surface of the rotating disc. According to the device, the pressing and folding assembly is arranged on one side of the rotating disc, the pressing and folding assembly can rapidly punch the hinge plate above the conveying belt, and under the action of the clamping unit arranged on one side of the pressing and folding assembly, the clamping unit can move the punched hinge plate to the surface of the rotating assembly; and the extrusion unit can conveniently conduct lining installation on the hinge plate under the lifting effect of the second connecting plate.

Description

Technical Field

[0001] The invention belongs to the technical field of automobile parts processing, and relates to a stamping assembly device for automobile door hinges, in particular to a stamping assembly device for automobile door hinge pin shafts. Background Art

[0002] The door hinge is an important part of the door. In the past, the door hinge used stamping type. Now, most of them are steel-type center axis detachable door hinges. The body parts and door parts can be disassembled. In order to ensure the rotation angle of the door hinge after disassembly and assembly, the installation accuracy and quality of the door hinge parts must be guaranteed.

[0003] The door hinge is composed of a hinge plate, a gasket, a bushing and a pin shaft, wherein the hinge plate is provided with a pin hole, the pin shaft passes through the pin hole, and a bushing is provided between the inner wall of the pin hole and the pin shaft. The bushing needs to be pressed to achieve axial limitation in the pin hole. The gasket is padded at one end of the pin shaft, and this section is finally riveted to achieve axial limitation.

[0004] After searching, it is found that a Chinese patent document discloses an assembly device for a door hinge [Application No.: CN201910942704.3; Publication No.: CN110666509A]. This assembly device mainly includes a base, a turntable, a carrier, a feeding assembly, a flanging assembly, a pressing assembly, a pressing pin shaft assembly, a gasket installation assembly, a riveting assembly, and a product removal assembly. The turntable is connected to the base and rotates relative to the base.

[0005] Although the assembly equipment disclosed in this patent can integrate all assembly stations on the turntable, thereby improving assembly efficiency, the setting of a single turntable is not conducive to the streamlined and batch processing of automobile door hinges. In addition, the setting of the flanging assembly increases the insecurity of the stations during the processing and assembly process, affects the subsequent assembly quality, and cannot achieve accurate assembly and installation of the automobile door hinge pins. Summary of the invention

[0006] The purpose of the present invention is to address the above-mentioned problems in the existing technology and to propose a stamping assembly equipment for automobile door hinge pins. The technical problem to be solved by the invention is: how to achieve accurate assembly of automobile door hinge pins and ensure assembly safety and assembly effect.

[0007] The purpose of the present invention can be achieved by the following technical solutions:

[0008] A stamping assembly device for a hinge pin shaft of an automobile door comprises a workbench, wherein a main rotating column is rotatably connected inside the workbench, and a turntable is fixedly connected to the outer wall of the main rotating column, the turntable is located above the workbench, the main rotating column is driven by a driving motor, and the driving motor is located below the workbench, a plurality of material transfer assemblies are connected to the surface of the turntable, a folding assembly is arranged on one side of the turntable, a material clamping unit is connected to one end of the folding assembly, and an assembly assembly is arranged on one side of the material clamping unit;

[0009] The folding assembly includes a fixed frame, and the fixed frame is fixedly mounted on the surface of the workbench, and rotating rollers are rotatably connected at both ends of the fixed frame, and the rotating rollers are driven by a driving motor, and the outer wall of the rotating roller is meshedly connected with a conveyor belt, and a pressing plate is arranged above the conveyor belt, and the pressing plate is fixedly connected to the surface of the fixed frame;

[0010] A fixing column is fixedly installed on the outer side of the fixing frame, and a mounting block is connected to one side of the fixing column. The mounting block is located above the conveyor belt. A column is penetrated inside the mounting block. A bottom plate is fixedly installed at the bottom end of the column. A stamping block is fixedly installed at the bottom end of the bottom plate.

[0011] The top of the column is fixedly connected with a top block, the outer wall of the top block is fixedly connected with a sliding shaft, and the outer wall of the sliding shaft is slidably connected with a moving groove, the outer wall of the moving groove is fixedly connected with a first connecting plate, and the interior of the first connecting plate is rotatably connected with a rotating rod, the rotating rod is fixedly installed on the top of the fixed column, and the rotating rod is transmission-connected with a fixed-point driving unit;

[0012] The fixed-point driving unit includes a first synchronous wheel, and the first synchronous wheel is fixedly installed on one end of the rotating rod, the outer wall of the first synchronous wheel is meshedly connected with the first synchronous belt, and the inner wall of the bottom end of the first synchronous belt is meshedly connected with the synchronous wheel, one end of the synchronous wheel is fixedly installed with a transmission rod, the transmission rod is rotatably connected to the outside of the fixed frame, and one end of the transmission rod is fixedly installed with a first bevel gear;

[0013] The surface of the first bevel gear is meshedly connected with the second bevel gear, and the bottom end of the second bevel gear is fixedly installed with a vertical rod, the vertical rod is rotatably connected to the surface of the workbench, the outer wall of the vertical rod is connected to the second synchronous belt through a synchronous wheel transmission, and the other end of the second synchronous belt is connected to a movable rod through a synchronous wheel transmission, the movable rod is rotatably connected to the surface of the workbench, and the outer wall of the movable rod is fixedly connected to a gear plate, the outer wall of the gear plate is movably meshed with a folding assembly, and a plurality of folding assemblies are distributed in an annular manner on the surface of the turntable.

[0014] The working principle of the present invention is as follows: the hinge plate is moved by the conveyor belt, and under the action of the conveyor belt and the pressure plate, the hinge plate is stably moved on the surface of the conveyor belt. At the same time, by arranging a fixed column on the outside of the fixed frame, the rotating rod drives the first connecting plate to rotate through the rotation of the rotating rod. By opening a moving groove inside the first connecting plate and arranging a sliding shaft inside the moving groove, the top block drives the column to move up and down, so that the column drives the stamping block at the bottom to stamp the hinge plate on the surface of the conveyor belt. By arranging a fixed plate inside the fixed frame, the hinge plate is moved under the action of the side plate when stamping. The hinge plates are quickly stamped and formed under the action of the block, and the stamping block has a certain length, which is convenient for synchronous stamping of multiple hinge plates, thereby improving the stamping efficiency of the hinge plates. After the hinge plates are stamped, a clamping unit is set at one end of the conveyor belt, and under the action of the moving plate and the lifting plate, the lifting plate drives the clamp on the surface to move, so that the clamp can move the stamped hinge plate on the surface of the conveyor belt to the surface of the second connecting plate. At the same time, under the action of the main rotating column driving the turntable to rotate, the hinge sleeve is connected to the surface of the movable plate through the sleeve block on one side, and under the rotation of the turntable, the transfer assembly with the hinge sleeve is moved to the gear plate. The outer wall of the movable plate is arranged, and under the meshing action of the gear plate and the fixed gear, the movable plate rotates on the surface of the turntable, so that the movable plate drives the hinge sleeve plate connected on the surface to be parallel to the hinge plate on the surface of the conveyor belt, which is convenient for the clamping unit to move the hinge plate to the surface of the second connecting plate. At the same time, by fixing the hanger at the bottom of the second connecting plate, the gear column is rotated inside the hanger. The racks are symmetrically meshed on both sides of the gear column. The racks drive the side blocks on both sides to move, so that the pressure rod installs the bushing in the pin hole of the hinge plate. After the bushing is installed, the adjusting block is driven to move by the third motor, so that the second connecting The plate drives the hinge plate to move downward, so that the hinge plate and the hinge sleeve plate can be plugged and installed, which is convenient for the hinge to be assembled. By arranging a gear plate on the other side of the turntable, the transfer assembly with the assembled hinge is rotated under the meshing action of the gear plate and the fixed gear, so that the combined hinge plate and the hinge sleeve plate are rotated to the outside, which is convenient for the assembly unit to be assembled. Under the action of the linear guide rail, the connecting block can be moved to one side of the sleeve block, which is convenient for the connecting block to assemble the assembly rod to the combined hinge pin shaft through the electric motor, so that the combined hinge sleeve plate and the hinge plate can be stably connected through the pin shaft, ensuring the stamping assembly effect.

[0015] The outer wall of the column is sleeved with a telescopic spring, and the top end of the telescopic spring is fixedly connected to the bottom end of the top block, and the bottom end of the telescopic spring is fixedly installed with the top end of the mounting block.

[0016] With the above structure, through the setting of the telescopic spring, under the elastic action of the telescopic spring, the column is reset inside the mounting block, which facilitates the reset of the column after driving the stamping block to extrude, ensuring the stamping effect of the stamping block.

[0017] A driving motor is fixedly connected to the output end of the rotating roller, and the driving motor is fixedly installed on one side of the fixing frame;

[0018] The fixing frame is arranged in an inverted "U" shape, and an empty slot for accommodating the movement of the stamping block is provided inside the fixing frame, and side plates are fixedly connected to both sides of the empty slot;

[0019] A fixing plate is fixedly connected inside the fixing frame, and the fixing plate is arranged parallel to the lower side of the conveyor belt.

[0020] With the above structure, through the setting of the rotating roller, the rotating roller drives the hinge plate to be conveyed through the conveyor belt. Under the action of the fixing plate fixedly installed inside the fixing frame, the stamping block presses downward from above to extrude the hinge plate. By providing an empty slot inside the fixing frame and side plates on both sides of the empty slot, the hinge plate is stably formed under the action of the stamping block, ensuring the stamping and forming effect of the hinge plate, and the structure is simple and the stability is high.

[0021] Two gear discs are rotatably arranged outside the turntable, and the two gear discs are driven by a synchronous belt pulley, and the synchronous belt pulley is located at the bottom of the workbench.

[0022] With the above structure, movable rods are fixedly connected inside both of the two gear discs. One of the movable rods is connected to a main rotating column through a synchronous belt pulley. The synchronous belt pulley is located below the workbench, which facilitates the main rotating column to drive the two gear discs to rotate synchronously. Moreover, under the action of the second synchronous belt, the second synchronous belt drives the folding component to drive synchronously through the first bevel gear and the second bevel gear, realizing the transmission effect of the equipment, effectively saving driving resources, and the structure is compact and the stability is high.

[0023] The material transfer component includes a movable plate, and the movable plate is rotatably connected to the surface of the turntable. A fixed gear is fixedly installed at the bottom end of the movable plate, and the center of the fixed gear coincides with the center of the movable plate. The outer wall of the fixed gear is movably meshed with a gear disc. A sleeve block is fixedly installed on the surface of the movable plate, and an extrusion unit is also fixedly installed on the surface of the movable plate. The extrusion unit and the sleeve block are respectively fixedly installed on both sides of the movable plate.

[0024] With the above structure, under the rotation of the turntable, the folding assembly with the hinge sleeve is moved to the outer wall of the gear plate. Under the meshing action of the gear plate and the fixed gear, the movable plate rotates on the surface of the turntable, so that the movable plate drives the hinge sleeve connected to the surface to be parallel to the hinge plate on the surface of the conveyor belt, making it convenient for the clamping unit to move the hinge plate to the surface of the second connecting plate.

[0025] The extrusion unit includes a vertical plate, and the vertical plate is fixedly mounted on the surface of the movable plate, the interior of the vertical plate is rotatably connected to a second screw rod, and the second screw rod is driven by a third motor, the outer wall of the second screw rod is connected to an adjustment block through a ball nut, and the adjustment block is slidably connected to the surface of the vertical plate;

[0026] A second connecting plate is fixedly installed on the surface of the adjusting block, and a hanger is fixedly installed on the bottom end of the second connecting plate, the hanger is internally rotatably connected with a rotating rod, the rotating rod is driven by a fixed motor, and a gear column is fixedly installed on the outer wall of the rotating rod, the outer wall of the gear column is symmetrically meshed with two racks, the two racks are slidably connected to the inner wall of the hanger, and side blocks are fixedly installed on the outer ends of the two racks, and a pressure rod is fixedly installed inside the side blocks.

[0027] By adopting the above structure, under the action of the rotating connecting gear column inside the hanger, the gear column can drive the pressure rods on both sides to extend and retract synchronously, which is convenient for the pressure rods to install the bushings on the stamped hinge plates on both sides. At the same time, through the setting of the second screw rod, the user can adjust the height of the second connecting plate, which is convenient for the second connecting plate to drive the hinge plate to be assembled at different heights above the folding assembly.

[0028] The top of the rotating rod is fixedly mounted with the output end of the fixed motor, and the fixed motor is fixedly mounted on the surface of the second connecting plate, and the second connecting plate is arranged in an "H"-shaped structure;

[0029] A third motor is fixedly mounted on the top end of the second screw rod, and the third motor is fixedly mounted on the top end of the vertical plate.

[0030] With the above structure, under the "H"-shaped effect of the second connecting plate, it is convenient for the hinge plate to overlap on the surface of the second connecting plate.

[0031] The clamping unit includes a stand, and the stand is fixedly mounted on the surface of the turntable, the surface of the stand is rotatably connected to two second synchronous wheels, and the second synchronous wheels are driven by a first motor, the outer wall of the second synchronous wheel is meshedly connected to a third synchronous belt, and a movable plate is fixedly mounted on the outer wall of the third synchronous belt, the movable plate is slidably connected to the surface of the stand, and the surface of the movable plate is rotatably connected to a first screw rod, and the first screw rod is driven by a second motor, the outer wall of the first screw rod is connected to a lifting plate through a ball nut, the lifting plate is slidably connected to the surface of the movable plate, a clamp is fixedly mounted on the surface of the lifting plate, and the clamp is located above one end of the conveyor belt.

[0032] With the above structure, by setting the third synchronous belt, under the fixing action of the third synchronous belt and the movable plate, the movable plate drives the lifting plate to move, so that the clamping unit can move the stamped hinge plate to the top of the transfer assembly.

[0033] A slide rail is fixedly installed on the surface of the stand, and the slide rail is distributed parallel to the third synchronous belt. A slide table is slidably connected to the outer wall of the slide rail, and the slide table is fixedly installed on the outer wall of the moving plate.

[0034] A second motor is fixedly mounted on the output end of the first screw rod, and the second motor is fixedly mounted on the top of the moving plate. A guide rod is fixedly mounted on the surface of the moving plate, and a lifting plate is slidably connected to the outer wall of the guide rod.

[0035] By adopting the above structure and setting the slide rail, the movable plate can move accurately on the surface of the stand, which makes it convenient for the movable plate to drive the clamp to move horizontally through the lifting plate, so that the stamped hinge plate on the surface of the conveyor belt can be moved to the surface of the second connecting plate, making it convenient for the second connecting plate to install the bushing on the stamped hinge plate through the extrusion unit, thereby ensuring the subsequent hinge pin assembly quality.

[0036] The assembly component includes a linear guide rail, and the linear guide rail is fixedly installed on the surface of the turntable, and the linear guide rail is driven by a first cylinder, and the first cylinder is fixedly installed on one side of the linear guide rail, a slider is slidably connected to the surface of the linear guide rail, and a connecting block is fixedly installed on the top of the slider, and a telescopic block is telescopically arranged on one side of the connecting block, and the telescopic block is driven by a second cylinder, and the second cylinder is fixedly installed on one side of the connecting block;

[0037] An electric motor is fixedly mounted on the surface of the telescopic block, and an assembly rod is fixedly mounted on the output end of the electric motor.

[0038] By adopting the above structure and setting a linear guide rail, the connecting block can be moved to one side of the sleeve block, so that the connecting block can assemble the assembly rod to the combined hinge pin shaft through the electric motor, thereby realizing the integration and process of the stamping assembly of the automobile door hinge pin shaft, with a compact structure and precise assembly.

[0039] Compared with the prior art, the stamping assembly equipment for automobile door hinge pins of the present invention has the following advantages:

[0040] 1. In the present invention, by arranging a folding assembly on one side of the turntable, the folding assembly can quickly punch the hinge plate above the conveyor belt, and under the action of the clamping unit arranged on one side of the folding assembly, the clamping unit can move the stamped hinge plate to the surface of the transfer assembly, which is convenient for the extrusion unit to install the bushing on the hinge plate, and under the lifting action of the second connecting plate, the hinge plate and the hinge sleeve are combined and assembled on the surface of the movable plate, and through the setting of the fixed-point driving unit, the assembled hinge plate and the hinge sleeve are accurately rotated to one side of the assembly assembly, which is convenient for the assembly assembly to install the hinge pin shaft. Through such a setting, the integrated stamping assembly of the automobile door hinge pin shaft is realized, and the structure is compact, which is convenient for streamlined production, and at the same time ensures the safety and accuracy of assembly.

[0041] 2. In the present invention, through the transmission connection between the folding assembly and the fixed-point driving unit, under the action of the second synchronous belt, the transmission rod and the movable rod are transmitted, thereby realizing the transmission effect of the top block and the movable rod, and by arranging gear plates on both sides of the turntable, under the action of the transmission connection between the gear plate and the main rotating column, the second synchronous belt drives the folding assembly synchronously through the first bevel gear and the second bevel gear, thereby realizing the transmission effect of the equipment, effectively saving driving resources, and having a compact structure and high stability.

[0042] 3. In the present invention, under the action of the material transfer assembly, when the turntable drives the material transfer assembly to rotate, when the fixed gear at the bottom of the movable plate engages with the gear plate on one side, the movable plate is rotated on the surface of the turntable through the rotation of the gear plate, so that the movable plate drives the hinge sleeve on the surface to adjust the angle, which is convenient for the hinge sleeve to rotate on one side of the folding assembly and the assembly assembly, facilitates the material transfer of the hinge plate and the stamping assembly of the hinge pin shaft, ensures the assembly transmission and safety of the automobile door hinge pin shaft, and ensures the assembly quality of the automobile door hinge pin shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] Figure 1 It is a structural schematic diagram of a stamping assembly device for a hinge pin of an automobile door according to the present invention;

[0044] Figure 2 It is a structural schematic diagram of the folding assembly and the material clamping unit in the present invention;

[0045] Figure 3 It is a structural schematic diagram of the compression and folding assembly in the present invention;

[0046] Figure 4It is a schematic cross-sectional structure diagram of the compression folding assembly in the present invention;

[0047] Figure 5 It is a structural schematic diagram of the fixed-point driving unit and the folding assembly in the present invention;

[0048] Figure 6 It is a structural schematic diagram of the compression and folding assembly in the present invention;

[0049] Figure 7 It is a schematic diagram of the top view of the compression and folding assembly in the present invention;

[0050] Figure 8 It is a structural schematic diagram of the extrusion unit in the present invention;

[0051] Fig. 9 It is a schematic diagram of the structure of the rack and the gear column in the present invention;

[0052] Fig.10 It is a structural schematic diagram of the assembly components in the present invention.

[0053] In the figure, 1, workbench; 2, main rotating column; 3, rotating disk; 4, fixed frame; 5, rotating roller; 6, conveyor belt; 7, pressing plate; 8, fixed plate; 9, side plate; 10, fixed column; 11, mounting block; 12, column; 13, top block; 14, telescopic spring; 15, bottom plate; 16, punching block; 17, sliding shaft; 18, moving groove; 19, first connecting plate; 20, rotating rod; 21, first synchronous wheel; 22, first synchronous belt; 23, transmission rod; 24, first bevel gear; 25, second bevel gear; 26, column; 27, second synchronous belt; 28, movable rod; 29, gear plate; 30, frame; 31, second synchronous wheel; 32, first motor; 3 3. The third synchronous belt; 34. The moving plate; 35. The slide; 36. The slide rail; 37. The first screw rod; 38. The second motor; 39. The lifting plate; 40. The guide rod; 41. The fixture; 42. The movable plate; 43. The fixed gear; 44. The sleeve block; 45. The vertical plate; 46. The second screw rod; 47. The third motor; 48. The adjustment block; 49. The second connecting plate; 50. The hanger; 51. The rotating rod; 52. The gear column; 53. The rack; 54. The side block; 55. The pressure rod; 56. The fixed motor; 57. The first cylinder; 58. The linear guide; 59. The slider; 60. The connecting block; 61. The telescopic block; 62. The second cylinder; 63. The electric motor; 64. The assembly rod. DETAILED DESCRIPTION

[0054] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0055] like Figure 1-Figure 10As shown, a stamping assembly device for a hinge pin shaft of an automobile door includes a workbench 1, a main rotating column 2, a rotating disk 3, a fixing frame 4, a rotating roller 5, a conveyor belt 6, a pressing plate 7, a fixing plate 8, a side plate 9, a fixing column 10, a mounting block 11, a column 12, a top block 13, a telescopic spring 14, a bottom plate 15, a stamping block 16, a sliding shaft 17, a moving groove 18, a first connecting plate 19, a rotating rod 20, a first synchronous wheel 21, a first synchronous belt 22, a transmission rod 23, and a first bevel gear 24, second bevel gear 25, vertical rod 26, second synchronous belt 27, movable rod 28, gear plate 29, vertical frame 30, second synchronous wheel 31, first motor 32, third synchronous belt 33, moving plate 34, slide 35, slide rail 36, first screw rod 37, second motor 38, lifting plate 39, guide rod 40, fixture 41, movable plate 42, fixed gear 43, sleeve block 44, vertical plate 45, second screw rod 46, third motor 47, adjustment block 48, second The connecting plate 49, the hanger 50, the rotating rod 51, the gear column 52, the rack 53, the side block 54, the pressure rod 55, the fixed motor 56, the first cylinder 57, the linear guide 58, the slider 59, the connecting block 60, the telescopic block 61, the second cylinder 62, the electric motor 63 and the assembly rod 64 are rotatably connected to the main rotating column 2 inside the workbench 1, and the outer wall of the main rotating column 2 is fixedly connected to the turntable 3, the turntable 3 is located above the workbench 1, the main rotating column 2 is driven by the driving motor, and the driving motor is located below the workbench 1, so that the driving motor drives the turntable 3 to rotate synchronously. At the same time, the main rotating column 2 is also connected to the movable rod 28 through the synchronous belt pulley transmission, and the synchronous belt pulley is located below the workbench 1, so as to realize the transmission effect of the main rotating column 2 and the movable rod 28, and a plurality of material transfer components are connected to the surface of the turntable 3, and a folding component is provided on one side of the turntable 3, one end of the folding component is connected to the clamping unit, and an assembly component is provided on one side of the clamping unit;

[0056] In order to achieve the stamping and bending of the hinge plate, a pressing and folding assembly is arranged outside the turntable 3. Among them, the pressing and folding assembly includes a fixed frame 4, and the fixed frame 4 is fixedly installed on the surface of the workbench 1. Rotating rollers 5 are rotatably connected to both ends of the fixed frame 4, and the rotating rollers 5 are driven by a driving motor. Specifically, the output end of the rotating roller 5 is fixedly connected to a driving motor, and the driving motor is fixedly installed on one side of the fixed frame 4. The outer wall of the rotating roller 5 is meshed with a conveyor belt 6. Through the setting of the rotating roller 5, the rotating roller 5 drives the hinge plate to be conveyed through the conveyor belt 6. Moreover, a pressing plate 7 is arranged above the conveyor belt 6, and the pressing plate 7 is fixedly connected to the surface of the fixed frame 4, facilitating the movement of the hinge plate between the conveyor belt 6 and the pressing plate 7. At the same time, a fixing plate 8 is fixedly connected inside the fixed frame 4, and the fixing plate 8 is arranged parallel to the lower side of the conveyor belt 6. Under the action of fixedly installing the fixing plate 8 inside the fixed frame 4, the stamping block 16 presses downward from above to extrude the hinge plate. A fixed column 10 is fixedly installed on the outside of the fixed frame 4, and a mounting block 11 is connected to one side of the fixed column 10. The mounting block 11 is located above the conveyor belt 6. A column 12 penetrates through the inside of the mounting block 11. A telescopic spring 14 is sleeved on the outer wall of the column 12, and the top end of the telescopic spring 14 is fixedly connected to the bottom end of a top block 13. The bottom end of the telescopic spring 14 is fixedly installed on the top end of the mounting block 11. Through the setting of the telescopic spring 14, under the elastic action of the telescopic spring 14, the column 12 is reset inside the mounting block 11, facilitating the reset of the column 12 after driving the stamping block 16 to extrude, ensuring the stamping effect of the stamping block 16. At the same time, a bottom plate 15 is fixedly installed at the bottom end of the column 12, and a stamping block 16 is fixedly installed at the bottom end of the bottom plate 15. The fixed frame 4 is arranged in an inverted "U" shape, and an empty slot for accommodating the movement of the stamping block 16 is opened inside the fixed frame 4. Side plates 9 are fixedly connected to both sides of the empty slot. By opening the empty slot inside the fixed frame 4 and arranging the side plates 9 on both sides of the empty slot, the hinge plate is stably formed under the action of the stamping block 16, ensuring the stamping and forming effect of the hinge plate, and having a simple structure and high stability. At the same time, in order to drive the stamping block 16, a top block 13 is fixedly connected to the top end of the column 12. A sliding shaft 17 is fixedly connected to the outer wall of the top block 13, and the outer wall of the sliding shaft 17 is slidably connected to a moving slot 18. A first connecting plate 19 is fixedly connected to the outer wall of the moving slot 18, and a rotating rod 20 is rotatably connected to the inside of the first connecting plate 19. Through such a setting, when the rotating rod 20 drives the first connecting plate 19 to rotate, the first connecting plate 19 drives the sliding shaft 17 to perform a lifting movement through the moving slot 18, so that the top block 13 drives the column 12 to perform a lifting movement inside the mounting block 11 at the top end of the column 12, facilitating the efficient stamping of the stamping block 16 inside the fixed frame 4. Moreover, considering the drive of the rotating rod 20, the rotating rod 20 is fixedly installed at the top end of the fixed column 10, and the rotating rod 20 is传动连接有定点驱动单元;

[0057] Further, the fixed-point driving unit includes a first synchronous wheel 21, and the first synchronous wheel 21 is fixedly installed at one end of the rotating rod 20, the outer wall of the first synchronous wheel 21 is meshedly connected with the first synchronous belt 22, and the inner wall of the bottom end of the first synchronous belt 22 is meshedly connected with the synchronous wheel, one end of the synchronous wheel is fixedly installed with a transmission rod 23, the transmission rod 23 is rotatably connected to the outside of the fixed frame 4, and one end of the transmission rod 23 is fixedly installed with a first bevel gear 24, the surface of the first bevel gear 24 is meshedly connected with the second bevel gear 25, and the bottom end of the second bevel gear 25 is fixedly installed with a vertical rod 26, the vertical rod 26 is rotatably connected to the surface of the workbench 1, the outer wall of the vertical rod 26 is connected to the second synchronous belt 27 through the synchronous wheel transmission, and the other end of the second synchronous belt 27 is connected to the movable rod 28 through the synchronous wheel transmission, the movable rod 28 is rotatably connected to the surface of the workbench 1, and the outer wall of the movable rod 28 is fixedly connected with a gear plate 29, the gear plate 29 is located on the outer side of the rotating disk 3 and is rotatably provided with two, and the two gear plates 29 are driven by the synchronous belt wheel, and The synchronous pulley is located at the bottom of the workbench 1, the outer wall of the gear plate 29 is movably meshed and connected with a material transfer assembly, and a plurality of folding assemblies are annularly distributed on the surface of the turntable 3, wherein the material transfer assembly includes a movable plate 42, and the movable plate 42 is rotatably connected to the surface of the turntable 3, a fixed gear 43 is fixedly installed at the bottom end of the movable plate 42, the center of the fixed gear 43 coincides with the center of the movable plate 42, the outer wall of the fixed gear 43 is movably meshed and connected with the gear plate 29, a sleeve block 44 is fixedly installed on the surface of the movable plate 42, and the movable plate 42 is provided with a plurality of folding assemblies. An extrusion unit is also fixedly installed on the surface of the plate 42. The extrusion unit and the sleeve block 44 are respectively fixedly installed on both sides of the movable plate 42. Under the rotation of the turntable 3, the material transfer assembly with the hinge sleeve plate is moved to the outer wall of the gear plate 29. Under the meshing action of the gear plate 29 and the fixed gear 43, the movable plate 42 rotates on the surface of the turntable 3, so that the movable plate 42 drives the hinge sleeve plate connected to the surface to be parallel to the hinge plate on the surface of the conveyor belt 6, which is convenient for the clamping unit to move the hinge plate to the surface of the second connecting plate 49.

[0058] In order to realize the installation of the hinge plate bushing after stamping, an extrusion unit is provided on the surface of the folding assembly. Specifically, the extrusion unit includes a vertical plate 45, and the vertical plate 45 is fixedly mounted on the surface of the movable plate 42. The internal rotation of the vertical plate 45 is connected with a second screw rod 46, and the second screw rod 46 is driven by a third motor 47. The top of the second screw rod 46 is fixedly mounted with a third motor 47, and the third motor 47 is fixedly mounted on the top of the vertical plate 45. The outer wall of the second screw rod 46 is connected with an adjustment block 48 through a ball nut, and the adjustment block 48 is slidably connected to the surface of the vertical plate 45. A second connecting plate 49 is fixedly mounted on the surface of the adjustment block 48. Through the setting of the second screw rod 46, the user can adjust the height of the second connecting plate 49, so that the second connecting plate 49 can drive the hinge plate to be assembled at different heights above the folding assembly. A hanger 50 is fixedly mounted on the bottom end of the second connecting plate 49. The internal rotation is connected with a rotating rod 51, and the rotating rod 51 is driven by a fixed motor 56. The top of the rotating rod 51 is fixedly installed with the output end of the fixed motor 56, and the fixed motor 56 is fixedly installed on the surface of the second connecting plate 49, and the second connecting plate 49 is arranged in an "H"-shaped structure. Under the "H"-shaped action of the second connecting plate 49, it is convenient for the hinge plate to overlap on the surface of the second connecting plate 49. At the same time, a gear column 52 is fixedly installed on the outer wall of the rotating rod 51, and the outer wall of the gear column 52 is symmetrically meshed and connected with two racks 53. The two racks 53 are slidably connected to the inner wall of the hanger 50, and the outer ends of the two racks 53 are fixedly installed with side blocks 54, and the inside of the side blocks 54 is fixedly installed with a pressure rod 55. Under the action of the gear column 52 connected to the internal rotation of the hanger 50, the gear column 52 can drive the pressure rods 55 on both sides to extend and retract synchronously, so that the pressure rods 55 can install the bushings on the stamped hinge plates on both sides.

[0059] In order to realize the accurate movement of the hinge plate after stamping to the surface of the folding assembly, a clamping unit is arranged on one side of the folding assembly, wherein the clamping unit includes a stand 30, and the stand 30 is fixedly mounted on the surface of the turntable 3, the surface of the stand 30 is rotatably connected to two second synchronous wheels 31, and the second synchronous wheels 31 are driven by a first motor 32, and at the same time, a third synchronous belt 33 is meshed and connected to the outer wall of the second synchronous wheel 31, and a moving plate 34 is fixedly mounted on the outer wall of the third synchronous belt 33, the moving plate 34 is slidably connected to the surface of the stand 30, a slide rail 36 is fixedly mounted on the surface of the stand 30, and the slide rail 36 is parallel to the third synchronous belt 33, the outer wall of the slide rail 36 is slidably connected to a slide table 35, and the slide table 35 is fixedly mounted on the outer wall of the moving plate 34, and the setting of the slide rail 36 makes the moving plate 34 move accurately on the surface of the stand 30, so that the moving plate 34 can pass through the lifting plate 39 The clamp 41 is driven to move laterally. At the same time, a first screw rod 37 is rotatably connected to the surface of the movable plate 34, and the first screw rod 37 is driven by a second motor 38. The output end of the first screw rod 37 is fixedly installed with a second motor 38, and the second motor 38 is fixedly installed on the top of the movable plate 34. The outer wall of the first screw rod 37 is connected with a lifting plate 39 through a ball nut. The lifting plate 39 is slidably connected to the surface of the movable plate 34. A guide rod 40 is fixedly installed on the surface of the movable plate 34, and the outer wall of the guide rod 40 is slidably connected with the lifting plate 39. A clamp 41 is fixedly installed on the surface of the lifting plate 39, and the clamp 41 is located above one end of the conveyor belt 6. Through such an arrangement, the stamped hinge plate on the surface of the conveyor belt 6 can be moved to the surface of the second connecting plate 49, so that the second connecting plate 49 can install the bushing on the stamped hinge plate through the extrusion unit, thereby ensuring the subsequent hinge pin assembly quality.

[0060] Furthermore, the assembly component includes a linear guide 58, and the linear guide 58 is fixedly mounted on the surface of the turntable 3, and the linear guide 58 is driven by a first cylinder 57, and the first cylinder 57 is fixedly mounted on one side of the linear guide 58, a slider 59 is slidably connected to the surface of the linear guide 58, and a connecting block 60 is fixedly mounted on the top of the slider 59, a telescopic block 61 is telescopically arranged on one side of the connecting block 60, and the telescopic block 61 is driven by a second cylinder 62, and the second cylinder 62 is fixedly mounted on one side of the connecting block 60, an electric motor 63 is fixedly mounted on the surface of the telescopic block 61, and an assembly rod 64 is fixedly mounted on the output end of the electric motor 63, through the setting of the linear guide 58, the connecting block 60 can be moved to one side of the sleeve block 44, so that the connecting block 60 can assemble the assembly rod 64 to the combined hinge pin shaft through the electric motor 63, thereby realizing the integration and process-based stamping assembly of the automobile door hinge pin shaft, with a compact structure and precise assembly.

[0061] The working principle of the present invention is as follows: when in use, the hinge plate is moved by the conveyor belt 6, and under the action of the conveyor belt 6 and the pressure plate 7, the hinge plate is stably moved on the surface of the conveyor belt 6. At the same time, by setting the fixed column 10 on the outside of the fixed frame 4, the rotating rod 20 is rotated, so that the rotating rod 20 drives the first connecting plate 19 to rotate. By providing a moving groove 18 inside the first connecting plate 19 and setting a sliding shaft 17 inside the moving groove 18, the top block 13 drives the column 12 to move up and down, so that the column 12 drives the bottom stamping block 16 to stamp the hinge plate on the surface of the conveyor belt 6. By setting the fixed plate 8 inside the fixed frame 4, under the action of the side plate 9, the hinge plate is pressed. The hinge plates are quickly stamped and formed under the action of the block 16, and the stamping block 16 has a certain length, which is convenient for synchronous stamping of multiple hinge plates, thereby improving the stamping efficiency of the hinge plates. After the hinge plates are stamped, a clamping unit is set at one end of the conveyor belt 6, and under the action of the movable plate 34 and the lifting plate 39, the lifting plate 39 drives the clamp 41 on the surface to move, so that the clamp 41 can move the stamped hinge plate on the surface of the conveyor belt 6 to the surface of the second connecting plate 49. At the same time, under the action of the main rotating column 2 driving the turntable 3 to rotate, the hinge sleeve is connected to the surface of the movable plate 42 on one side through the sleeve block 44. Under the rotation of the turntable 3, when the material transfer assembly with the hinge sleeve moves to the outer wall of the gear plate 29, the gear plate Under the meshing action of the movable plate 42 and the fixed gear 43, the movable plate 42 rotates on the surface of the turntable 3, so that the movable plate 42 drives the hinge sleeve plate connected on the surface to be parallel to the hinge plate on the surface of the conveyor belt 6, so that the clamping unit moves the hinge plate to the surface of the second connecting plate 49. At the same time, by fixing the hanger 50 at the bottom of the second connecting plate 49, the gear column 52 is rotated inside the hanger 50. By symmetrically meshing the connected racks 53 on both sides of the gear column 52, the racks 53 drive the side blocks 54 on both sides to move, so that the pressure rod 55 installs the bushing in the hinge plate pin hole. After the bushing is installed, the third motor 47 drives the adjustment block 48 to move, so that the second connecting plate 49 drives the hinge plate to move downward. , so that the hinge plate and the hinge sleeve can be plugged and installed, which is convenient for the assembly of the hinge. By setting a gear plate 29 on the other side of the turntable 3, the transfer assembly with the assembled hinge is rotated under the meshing action of the gear plate 29 and the fixed gear 43, so that the combined hinge plate and the hinge sleeve are rotated to the outside, which is convenient for the assembly unit to be assembled. Under the action of the linear guide 58, the connecting block 60 can be moved to one side of the sleeve block 44, so that the connecting block 60 can assemble the assembly rod 64 to the combined hinge pin shaft through the electric motor 63, so that the combined hinge sleeve plate and the hinge plate can be stably connected through the pin shaft, ensuring the stamping assembly effect. In this way, the working principle of the stamping assembly equipment of the automobile door hinge pin shaft is completed.

[0062] In summary, in the present invention, by arranging a folding assembly on one side of the turntable 3, the folding assembly can quickly punch the hinge plate above the conveyor belt 6, and under the action of the clamping unit arranged on one side of the folding assembly, the clamping unit can move the stamped hinge plate to the surface of the transfer assembly, which is convenient for the extrusion unit to install the bushing on the hinge plate, and under the lifting action of the second connecting plate 49, the hinge plate and the hinge sleeve are combined and assembled on the surface of the movable plate 42, and through the setting of the fixed-point driving unit, the assembled hinge plate and the hinge sleeve are accurately rotated to one side of the assembly assembly, which is convenient for the assembly assembly to install the hinge pin shaft. Through such a setting, the integrated stamping assembly of the automobile door hinge pin shaft is realized, and the structure is compact and convenient for assembly production. At the same time, the assembly safety and accuracy are ensured, and the current technical problems of low assembly safety and poor accuracy of automobile door hinge pin shafts are solved.

[0063] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. A stamping assembly device for a hinge pin of an automobile door, comprising a workbench (1), characterized in that: The workbench (1) is internally rotatably connected to a main rotating column (2), and the outer wall of the main rotating column (2) is fixedly connected to a turntable (3), the turntable (3) is located above the workbench (1), the main rotating column (2) is driven by a driving motor, and the driving motor is located below the workbench (1), the surface of the turntable (3) is connected to a plurality of material transfer components, and a folding component is provided on one side of the turntable (3), and a material clamping unit is connected to one end of the folding component, and an assembly component is provided on one side of the material clamping unit; The folding assembly comprises a fixed frame (4), and the fixed frame (4) is fixedly mounted on the surface of the workbench (1), and the two ends of the fixed frame (4) are rotatably connected with rotating rollers (5), and the rotating rollers (5) are driven by a driving motor, and the outer wall of the rotating roller (5) is meshingly connected with a conveyor belt (6), and a pressing plate (7) is arranged above the conveyor belt (6), and the pressing plate (7) is fixedly connected to the surface of the fixed frame (4); A fixing column (10) is fixedly installed on the outer side of the fixing frame (4), and a mounting block (11) is connected to one side of the fixing column (10), the mounting block (11) is located above the conveyor belt (6), a column (12) is penetrated inside the mounting block (11), a bottom plate (15) is fixedly installed at the bottom end of the column (12), and a punching block (16) is fixedly installed at the bottom end of the bottom plate (15); The top of the column (12) is fixedly connected to a top block (13), the outer wall of the top block (13) is fixedly connected to a sliding shaft (17), and the outer wall of the sliding shaft (17) is slidably connected to a moving groove (18), the outer wall of the moving groove (18) is fixedly connected to a first connecting plate (19), and the interior of the first connecting plate (19) is rotatably connected to a rotating rod (20), the rotating rod (20) is fixedly installed on the top of the fixed column (10), and the rotating rod (20) is transmission-connected to a fixed-point driving unit; The fixed-point driving unit comprises a first synchronous wheel (21), and the first synchronous wheel (21) is fixedly mounted on one end of a rotating rod (20), the outer wall of the first synchronous wheel (21) is meshedly connected with a first synchronous belt (22), and the inner wall of the bottom end of the first synchronous belt (22) is meshedly connected with the synchronous wheel, a transmission rod (23) is fixedly mounted on one end of the synchronous wheel, the transmission rod (23) is rotatably connected to the outer side of the fixed frame (4), and a first bevel gear (24) is fixedly mounted on one end of the transmission rod (23); The surface of the first bevel gear (24) is meshingly connected with the second bevel gear (25), and the bottom end of the second bevel gear (25) is fixedly mounted with a vertical rod (26), the vertical rod (26) is rotatably connected to the surface of the workbench (1), the outer wall of the vertical rod (26) is connected to the second synchronous belt (27) through a synchronous wheel transmission, and the other end of the second synchronous belt (27) is connected to a movable rod (28) through a synchronous wheel transmission, the movable rod (28) is rotatably connected to the surface of the workbench (1), and the outer wall of the movable rod (28) is fixedly connected with a gear plate (29), the outer wall of the gear plate (29) is movably meshingly connected with a material transfer assembly, and a plurality of folding assemblies are annularly distributed on the surface of the turntable (3).

2. The stamping assembly equipment for automobile door hinge pin according to claim 1, characterized in that: An expansion spring (14) is sleeved on the outer wall of the upright column (12), and the top end of the expansion spring (14) is fixedly connected to the bottom end of the top block (13), and the bottom end of the expansion spring (14) is fixedly installed at the top end of the mounting block (11).

3. The stamping assembly equipment for automobile door hinge pin according to claim 1, characterized in that: The output end of the rotating roller (5) is fixedly connected to a driving motor, and the driving motor is fixedly installed on one side of the fixing frame (4); The fixing frame (4) is arranged in an inverted "U" shape, and an empty groove for accommodating the punching block (16) to move is formed inside the fixing frame (4), and side plates (9) are fixedly connected to both sides of the empty groove; A fixing plate (8) is fixedly connected inside the fixing frame (4), and the fixing plate (8) is arranged parallel to the lower side of the conveyor belt (6).

4. The stamping assembly equipment for automobile door hinge pin according to claim 1, characterized in that: Two gear disks (29) are rotatably arranged outside the turntable (3), and the two gear disks (29) are driven by a synchronous belt pulley, and the synchronous belt pulley is located at the bottom of the workbench (1).

5. The stamping assembly equipment for automobile door hinge pin according to claim 1, characterized in that: The material transfer assembly includes a movable plate (42), and the movable plate (42) is rotatably connected to the surface of the turntable (3). A fixed gear (43) is fixedly installed at the bottom end of the movable plate (42). The center of the fixed gear (43) coincides with the center of the movable plate (42). The outer wall of the fixed gear (43) is movably meshed with the gear disk (29). A sleeve block (44) is fixedly installed on the surface of the movable plate (42), and an extrusion unit is also fixedly installed on the surface of the movable plate (42). The extrusion unit and the sleeve block (44) are respectively fixedly installed on both sides of the movable plate (42).

6. The stamping assembly equipment for automobile door hinge pin according to claim 5, characterized in that: The extrusion unit includes a vertical plate (45), and the vertical plate (45) is fixedly installed on the surface of the movable plate (42). A second lead screw (46) is rotatably connected inside the vertical plate (45), and the second lead screw (46) is driven by a third motor (47). The outer wall of the second lead screw (46) is connected to an adjusting block (48) through a ball nut, and the adjusting block (48) is slidably connected to the surface of the vertical plate (45); A second connecting plate (49) is fixedly installed on the surface of the adjusting block (48), and a hanging frame (50) is fixedly installed at the bottom end of the second connecting plate (49). A rotating rod (51) is rotatably connected inside the hanging frame (50). The rotating rod (51) is driven by a fixed motor (56), and a gear column (52) is fixedly installed on the outer wall of the rotating rod (51). The outer wall of the gear column (52) is symmetrically meshed with two racks (53). The two racks (53) are slidably connected to the inner wall of the hanging frame (50), and the outer ends of the two racks (53) are fixedly installed with side blocks (54), and a pressing rod (55) is fixedly installed inside the side blocks (54).

7. The stamping assembly equipment for automobile door hinge pins according to claim 6, characterized in that: The top end of the rotating rod (51) is fixedly installed at the output end of the fixed motor (56), and the fixed motor (56) is fixedly installed on the surface of the second connecting plate (49), and the second connecting plate (49) is arranged in an "H" shape; The top end of the second lead screw (46) is fixedly installed with the third motor (47), and the third motor (47) is fixedly installed at the top end of the vertical plate (45).

8. The stamping assembly equipment for automobile door hinge pins according to claim 1, characterized in that: The clamping unit comprises a stand (30), and the stand (30) is fixedly mounted on the surface of the turntable (3), the surface of the stand (30) is rotatably connected to two second synchronous wheels (31), and the second synchronous wheels (31) are driven by a first motor (32), the outer wall of the second synchronous wheel (31) is meshingly connected to a third synchronous belt (33), and the outer wall of the third synchronous belt (33) is fixedly mounted with a moving plate (34), the moving plate (34) is slidably connected to the surface of the stand (30), and the surface of the moving plate (34) is rotatably connected to a first screw rod (37), and the first screw rod (37) is driven by a second motor (38), the outer wall of the first screw rod (37) is connected to a lifting plate (39) through a ball nut, the lifting plate (39) is slidably connected to the surface of the moving plate (34), the surface of the lifting plate (39) is fixedly mounted with a clamp (41), and the clamp (41) is located above one end of the conveyor belt (6).

9. The stamping assembly equipment for automobile door hinge pins according to claim 8, characterized in that: A slide rail (36) is fixedly mounted on the surface of the stand (30), and the slide rail (36) is distributed in parallel with the third synchronous belt (33). The outer wall of the slide rail (36) is slidably connected with a slide table (35), and the slide table (35) is fixedly mounted on the outer wall of the movable plate (34); A second motor (38) is fixedly mounted on the output end of the first screw rod (37), and the second motor (38) is fixedly mounted on the top of the movable plate (34). A guide rod (40) is fixedly mounted on the surface of the movable plate (34), and a lifting plate (39) is slidably connected to the outer wall of the guide rod (40).

10. The stamping assembly equipment for automobile door hinge pins according to claim 1, characterized in that: The assembly component comprises a linear guide rail (58), and the linear guide rail (58) is fixedly mounted on the surface of the turntable (3), and the linear guide rail (58) is driven by a first cylinder (57), and the first cylinder (57) is fixedly mounted on one side of the linear guide rail (58), and a slider (59) is slidably connected to the surface of the linear guide rail (58), and a connecting block (60) is fixedly mounted on the top of the slider (59), and a telescopic block (61) is telescopically arranged on one side of the connecting block (60), and the telescopic block (61) is driven by a second cylinder (62), and the second cylinder (62) is fixedly mounted on one side of the connecting block (60); An electric motor (63) is fixedly mounted on the surface of the telescopic block (61), and an assembly rod (64) is fixedly mounted on the output end of the electric motor (63).

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