Automatic iron sheet assembling mechanism

Abstract

The invention relates to the technical field of industrial production equipment, in particular to an automatic iron sheet assembling mechanism which comprises a rack, a material box used for containing shell workpieces and a vibration disc used for containing iron sheets are arranged on the rack, and an iron sheet feeding mechanism installed on the rack and used for feeding the iron sheets is arranged at the output end of the vibration disc. The rack is further provided with an assembling mechanism used for assembling the iron sheet and the shell workpiece, a mechanical arm used for moving the shell workpiece and a laser marking machine. Through cooperative configuration of the material box, the vibration disc, the iron sheet feeding mechanism, the assembling mechanism, the mechanical arm and the laser marking machine on the rack, automation of the whole process from shell workpiece and iron sheet feeding, accurate alignment, press-fitting assembling to laser marking is achieved, and time intermittency and instability of manual operation are thoroughly eliminated.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of industrial production equipment, and particularly relates to an automatic iron piece assembling mechanism. BACKGROUND

[0002] In the prior art, an operator manually picks up a shell workpiece from a tray, takes an iron piece from a vibrating disc or a box, and manually positions the iron piece by naked eye observation and manual positioning, and then presses or clamps the iron piece into a specified position of the shell workpiece. Subsequently, the semi-finished product may need to be manually moved to a code marking station for marking, and finally discharged. The whole process highly depends on manual operation, and the positioning accuracy and consistency are determined by the proficiency and fatigue of the operator.

[0003] Manual operation inevitably has individual differences and fatigue factors, so that the positioning accuracy, pressing force and positioning degree of the iron piece assembly are difficult to keep consistent, and quality problems such as misassembly, missing assembly or assembly out of position are easily caused, which directly affects the performance and yield of the final product. SUMMARY

[0004] In view of the deficiencies in the prior art, the present application aims to provide an automatic iron piece assembling mechanism to solve the technical problems in the background.

[0005] The above-mentioned purpose of the present application is achieved by the following technical scheme: an automatic iron piece assembling mechanism, comprising a rack, a material box for placing a shell workpiece and a vibrating disc for placing an iron piece are arranged on the rack, an iron piece feeding mechanism for feeding the iron piece is arranged on the output end of the vibrating disc and mounted on the rack, an assembling mechanism for assembling the iron piece and the shell workpiece is further arranged on the rack, a mechanical hand for moving the shell workpiece is arranged on the rack, and a laser marking machine is further arranged on the rack.

[0006] By adopting the technical scheme, the full-process automation from shell workpiece and iron sheet feeding, accurate alignment, press assembly to laser coding is realized through the collaborative configuration of the material box, the vibrating disc, the iron sheet feeding mechanism, the assembling mechanism, the mechanical arm and the laser marking machine on the rack, the time intermittence and instability of manual operation are completely eliminated, the single product assembly rhythm is shortened from dozens of seconds to seconds, the production efficiency is improved by orders of magnitude; at the same time, the vibrating disc and the special iron sheet feeding mechanism ensure the stability and direction consistency of the iron sheet supply, the high-precision mechanical arm realizes accurate grabbing and placing of the shell workpiece, and the special assembling mechanism ensures the high uniformity of the position and press-in force of each assembly, fundamentally solving the quality problems such as misassembly, missing assembly, scratching and misplacement caused by fatigue and individual differences in manual assembly, and stabilizing the product yield rate at more than 99.5%; in addition, the mechanism realizes single-person multi-machine guarding and even unmanned operation, directly replacing the original production line of multiple operators, greatly reducing the labor cost, training cost and management cost, and combining with the reduction of material waste and the decrease of rework cost caused by high yield rate.

[0007] Further, the iron sheet feeding mechanism comprises a placing seat of the vibrating disc discharge port, a connecting rod fixedly connected to the rack is arranged on one side of the placing seat, a transfer cylinder is fixedly arranged on the connecting rod, a moving cylinder is fixedly connected to the output end of the transfer cylinder, the output end of the moving cylinder faces the discharge port of the vibrating disc, and a transfer suction cup is fixedly arranged on the output end of the moving cylinder, and a transfer assembly for moving the iron sheet to the assembling mechanism is arranged on the rack.

[0008] By adopting the technical scheme, the iron sheet feeding mechanism realizes the preliminary positioning and preparation of the iron sheet through the placing seat arranged at the vibrating disc discharge port, provides stable support through the connecting rod fixed to the rack, and accurately completes the grabbing and moving of the iron sheet through the composite driving of the transfer cylinder and the moving cylinder, and stably transports the iron sheet to the assembling mechanism through the transfer assembly; the design realizes the full-automatic, high-precision and continuous transfer of the iron sheet from the vibrating disc discharge to the assembling station, completely eliminates the efficiency bottleneck and quality fluctuation caused by manual intervention, and significantly improves the positioning accuracy and motion stability of the iron sheet feeding through the multi-stage cylinder collaborative cooperation and the suction cup taking and placing mode, effectively avoids the scratching, deviation or falling of the iron sheet during the transfer process, and ensures the high consistency of the production rhythm through seamless connection with the whole machine system, providing a key guarantee for the smoothness and reliability of the whole automatic assembly process.

[0009] Further, the transfer assembly comprises a door-shaped frame fixedly connected to the rack, an upper end of the door-shaped frame is fixedly provided with a conveying track, an upper end of the conveying track is slidingly provided with a sliding frame, an inner side of the conveying track is rotatably provided with a drive screw, the drive screw is in threaded connection with the sliding frame, one side of the conveying track is fixedly provided with a drive motor for driving the drive screw to rotate, an end of the sliding frame is fixedly provided with a vertical frame, the vertical frame is slidingly provided with a connecting frame, an inner portion of the vertical frame is rotatably provided with a vertical screw, the connecting frame is in threaded connection with the vertical screw, the vertical frame is fixedly provided with a vertical motor, an output end of the vertical motor is fixedly connected with the vertical screw, the connecting frame is fixedly provided with a butt joint rod, and the butt joint rod is fixedly connected with a transfer chuck at a bottom portion.

[0010] By adopting the above technical scheme, the drive motor drives the drive screw to rotate, the sliding frame is horizontally moved along the conveying track to a material taking station, the vertical motor drives the vertical screw to rotate, the connecting frame is driven to descend along the vertical frame, and the transfer chuck accurately takes the iron sheet, then the vertical motor reversely rotates to lift the connecting frame, the drive motor drives the sliding frame to horizontally move to an assembling station, and finally the transfer chuck accurately releases the iron sheet to the assembling position.

[0011] The design realizes high-precision positioning in three-dimensional space by double-coordinate screw driving, effectively eliminates the backlash and jitter problems of the traditional transmission mode, the rigid door-shaped frame structure and the precise screw transmission ensure the smooth and reliable transfer process of the iron sheet, and the offset and falling of the iron sheet in the transfer process are avoided, the precise cooperation with the front and rear stations enables the single transfer time to be controlled within 2 seconds, and the continuity and production efficiency of the assembling process are greatly improved.

[0012] Further, the assembling mechanism comprises an assembling station provided on the rack, the assembling station is fixedly connected with an assembling support at a bottom portion, the assembling support is fixedly connected with an assembling base on the rack, the assembling base is rotatably provided with an assembling screw, the assembling screw is in threaded connection with the assembling support, the assembling support and the assembling base are sliding, the assembling base is fixedly provided with an assembling motor, and an output end of the assembling motor is fixedly connected with the assembling screw.

[0013] By adopting the above technical scheme, when the iron sheet and the shell workpiece are aligned at the assembling station, the assembling motor is started and drives the assembling screw to rotate, the assembling support is driven to stably ascend along the assembling base through the threaded cooperation with the assembling support, and thus the iron sheet on the assembling station is accurately pressed into the specified position of the shell workpiece to complete the assembly.

[0014] The design converts the rotary motion into precise linear displacement through the screw transmission mechanism, realizes the precise pressure control and position control of the iron sheet assembly process, effectively avoids the problems of uneven pressure or inaccurate positioning caused by air pressure fluctuation in the traditional pneumatic press fitting, and ensures the verticality and stability of the press fitting process through the sliding fit between the assembly support and the assembly base, prevents the workpiece from tilting or jamming during the press fitting process, and improves the consistency and yield of product assembly.

[0015] Further, the assembly mechanism further comprises a pushing base arranged on the rack on one side of the assembly station, a pushing frame is arranged at the upper end of the pushing base, a pushing cylinder is fixedly connected to the upper end of the pushing frame, a sliding rail is fixedly arranged on the pushing frame, a pushing frame is slidably arranged on the sliding rail, and an assembly positioning frame is slidably arranged on the pushing frame.

[0016] Through the above technical scheme, when the shell workpiece is placed in the assembly station by the mechanical hand, the pushing cylinder acts synchronously, drives the two groups of pushing frames to move towards each other along the sliding rail, drives the assembly positioning frame to accurately clamp and fix the shell workpiece from both sides, and ensures that it remains stable during the subsequent press fitting process.

[0017] The design realizes the bidirectional positioning of the shell workpiece through the synchronous clamping structure of the double pushing frames, effectively eliminates the pose deviation of the workpiece during the assembly process, ensures the uniformity and stability of the clamping force through the cooperation of the pushing cylinder and the sliding rail, reliably fixes the workpiece and avoids product damage caused by excessive extrusion, and the symmetrical layout structure balances the stress of the workpiece, provides a stable reference positioning for the precise press fitting of the iron sheet, and significantly improves the concentricity and position accuracy of the assembly.

[0018] Further, the pushing frame is fixedly connected with a moving base, a moving screw is rotatably arranged on the pushing base, the moving base is slidably connected to the pushing base, the moving base and the moving screw are threadedly connected, a moving motor is fixedly arranged on the bottom of the pushing base, and a synchronous belt is arranged on the output end of the moving motor and the moving screw.

[0019] Through the above technical scheme, when it is necessary to adapt to different sizes of shell workpieces, the moving motor drives the two moving screws to rotate synchronously through the synchronous belt, drives the two moving bases threadedly connected with the moving screws to move towards or away from each other along the pushing base, thereby adjusting the distance between the two groups of pushing frames, so that the assembly positioning frame can accurately match the clamping requirements of different specifications of workpieces.

[0020] The design realizes the precise adjustment of the distance between the two groups of pushing frames through the screw synchronous driving mechanism, so that the assembly mechanism can quickly adapt to the production requirements of different specifications of products; the synchronous running of the two moving screws is ensured through the synchronous belt, so that the pushing frames always keep symmetrical movement during the adjustment process; the precise thread transmission and sliding fit structure eliminates the gap and offset problems commonly found in traditional adjustment mechanisms, which not only maintains the positioning stability, but also significantly improves the versatility and retooling efficiency of the equipment.

[0021] Further, the rack is also provided with a horizontal moving assembly, the horizontal moving assembly comprises a horizontal moving frame fixedly connected to the rack, a horizontal moving screw is rotatably arranged on the horizontal moving frame, a horizontal moving base is slidably arranged on the horizontal moving frame, the horizontal moving base is threadedly connected with the horizontal moving screw, a horizontal moving motor for driving the screw is arranged on the horizontal moving frame, and the laser marking machine is arranged on one side of the horizontal moving frame.

[0022] Through the above technical scheme, after the workpiece completes the iron sheet assembly at the assembly station, the horizontal moving motor drives the horizontal moving screw to rotate, drives the horizontal moving base to move horizontally along the horizontal moving frame, accurately transports the carrier carrying the workpiece to the position below the laser marking machine for marking operation, and then continues to move to the next station.

[0023] The design realizes the precise positioning of the carrier between the stations through screw transmission, the positioning accuracy can reach ±0.1mm, and the consistency of the laser marking position is ensured; the rigid cooperation between the horizontal moving frame and the horizontal moving base ensures the stability of the conveying process, and avoids the deviation or vibration of the workpiece during the movement; the cooperation with the laser marking machine realizes the seamless connection of the assembly and marking processes, changes the traditional manual transfer into automatic flow operation, shortens the flow time of a single workpiece to less than 3 seconds, and significantly improves the production rhythm and equipment integration of the whole line.

[0024] Further, a discharging mechanism is arranged on one side of the laser marking machine, the discharging mechanism comprises a discharging frame fixedly connected to one side of the laser marking machine, a clamping frame is slidably arranged on the discharging frame, a discharging screw is rotatably arranged on the discharging frame, the discharging screw is threadedly connected with the clamping frame, a clamping cylinder is fixedly arranged on the clamping frame, a gas claw is fixedly connected to the output end of the clamping cylinder, and a discharging assembly is further arranged on the rack.

[0025] Through the above technical scheme, after the workpiece completes the laser marking, the clamping frame moves to the material taking position along the discharging frame under the driving of the discharging screw, the clamping cylinder drives the gas claw to close to clamp the finished workpiece, then the discharging screw reversely rotates to drive the clamping frame to move above the discharging assembly, and the gas claw releases the workpiece to complete the automatic discharging.

[0026] The design realizes the accurate control of the discharging position through the screw transmission, and effectively avoids the scratching of the surface of the finished workpiece through the flexible clamping of the air claw; the close connection with the laser marking machine realizes the instant discharging after the processing is completed, and eliminates the process interval time; the whole discharging process does not need manual intervention, the single discharging time is controlled within 4 seconds, and the long-term operation reliability is ensured through stable mechanical transmission and pneumatic control, and finally a complete "assembly-marking-discharging" automatic closed-loop production process is formed.

[0027] Further, the discharging assembly comprises a pair of discharging racks fixedly connected to the rack, rotatingly provided with a linkage shaft at both ends of the discharging rack, and the linkage shaft is sleeved with a conveying belt, and the discharging rack is fixedly provided with a linkage motor for driving the linkage shaft.

[0028] Through the above technical scheme, when the discharging mechanism places the finished workpiece on the conveying belt, the linkage motor drives the linkage shaft to rotate, drives the conveying belt to rotate at a constant speed, and stably transports the workpiece to the designated collection area.

[0029] The design realizes the directional and orderly output of the finished workpiece through the cooperation of the double discharging racks and the synchronous conveying belt; the continuous and stable conveying mode avoids the intermittent operation of manual collection, so that the production line rhythm remains coherent; the flexible contact surface of the conveying belt effectively protects the surface quality of the workpiece, and the modular structure is convenient for docking with various collection devices, and finally a complete automatic production closed loop is formed.

[0030] In summary, the present application has the following beneficial technical effects: the invention realizes the complete automatic production of iron pieces and shell workpieces from feeding, positioning, assembling, marking to discharging, shortens the production rhythm of single product from dozens of seconds to within 10 seconds, and greatly improves the production efficiency; the whole mechanism guarantees the stability of the iron piece supply through the cooperation of the vibration disc and the multi-stage cylinder, and effectively eliminates the workpiece pose deviation through the symmetrical clamping mechanism; at the same time, the modular mechanism design realizes rapid changeover and flexible production, and controls the product changeover time within 2 minutes, and the integration of laser marking and automatic discharging forms a complete closed-loop production system, which not only greatly reduces the labor cost and labor intensity, but also completely eliminates the quality fluctuation caused by manual operation, and provides a complete solution for high-precision and high-efficiency automatic production. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is the schematic diagram of the whole structure in the embodiment; Figure 2 is the schematic diagram of part of the structure in the embodiment; Figure 3 is Figure 1 is the enlarged view of A in the embodiment; Figure 4 isFigure 1 Enlarged view at B Figure 5 is a schematic view of the unloading mechanism in the embodiment.

[0032] Reference signs: 1, rack; 11, vibrating disc; 12, material box; 13, mechanical hand; 14, laser marking machine; 15, placing seat; 16, connecting rod; 17, transfer cylinder; 18, moving cylinder; 19, transfer suction disc; 2, door-shaped frame; 21, transport rail; 22, sliding frame; 23, driving motor; 24, vertical frame; 25, connecting frame; 26, vertical motor; 27, butt joint rod; 28, transfer suction disc; 3, assembly station; 31, assembly support; 32, assembly base; 33, assembly screw; 34, assembly motor; 4, pushing base; 41, pushing cylinder; 42, sliding rail; 43, pushing frame; 44, assembly positioning frame; 5, moving base; 52, moving screw; 53, moving motor; 54, synchronous belt; 6, transverse moving frame; 61, transverse moving screw; 62, transverse moving base; 63, transverse moving motor; 64, unloading frame; 65, clamping frame; 66, unloading screw; 67, clamping cylinder; 68, air claw; 7, discharge frame; 71, linkage shaft; 72, transport belt; 73, linkage motor. DETAILED DESCRIPTION

[0033] The application will be further described in detail below with reference to the accompanying drawings.

[0034] Embodiment, refer to Figures 1-5 An automatic iron piece assembling mechanism, comprising a rack 1, a material box 12 for placing a shell workpiece and a vibrating disc 11 for placing iron pieces are arranged on the rack 1, an iron piece feeding mechanism for feeding the iron pieces is arranged on the output end of the vibrating disc 11 and is installed on the rack 1, an assembling mechanism for assembling the iron pieces and the shell workpiece is further arranged on the rack 1, a mechanical hand 13 for moving the shell workpiece is arranged on the rack 1, and a laser marking machine 14 is further arranged on the rack 1.

[0035] The application realizes full-process automation from shell workpiece and iron sheet feeding, accurate alignment, press assembly to laser coding through the cooperative configuration of the material box 12, the vibrating disc 11, the iron sheet feeding mechanism, the assembly mechanism, the mechanical hand 13 and the laser marking machine 14 on the rack 1, completely eliminates the time intermittence and instability of manual operation, shortens the assembly rhythm of single product from dozens of seconds to seconds, and greatly improves the production efficiency; meanwhile, the vibrating disc 11 and the special iron sheet feeding mechanism ensure the stability and direction consistency of the iron sheet supply, the high-precision mechanical hand 13 realizes accurate grabbing and placing of the shell workpiece, and the special assembly mechanism ensures the high uniformity of the position and pressing force of each assembly, fundamentally solves the quality problems such as misassembly, missing assembly, scratching and misplacement caused by fatigue and individual differences in manual assembly, and makes the product yield rate stable at more than 99.5%; in addition, the mechanism realizes single-person multi-machine guarding and even unmanned operation, directly replaces the original production line with multiple operators, greatly reduces the labor cost, training cost and management cost, and reduces material waste and rework cost caused by high yield rate.

[0036] The iron sheet feeding mechanism comprises a placing seat 15 of the discharging port of the vibrating disc 11, a connecting rod 16 fixedly connected to the rack 1 is arranged on one side of the placing seat 15, a transfer air cylinder 17 is fixedly arranged on the connecting rod 16, a moving air cylinder 18 is fixedly connected to the output end of the transfer air cylinder 17, the output end of the moving air cylinder 18 faces the discharging port of the vibrating disc, a transfer suction disc 19 is fixedly arranged on the output end of the moving air cylinder 18, and a transfer assembly for moving the iron sheet to the assembly mechanism is arranged on the rack 1.

[0037] The iron sheet feeding mechanism realizes preliminary positioning and preparation of the iron sheet through the placing seat 15 arranged at the discharging port of the vibrating disc 11, provides stable support by the connecting rod 16 fixed to the rack 1, and accurately completes the grabbing and moving action of the iron sheet by the composite driving of the transfer air cylinder 17 and the moving air cylinder 18, and stably transports the iron sheet to the assembly mechanism by the transfer assembly; the design realizes full-automatic, high-precision and continuous transfer of the iron sheet from the discharging port of the vibrating disc 11 to the assembly station 3, completely eliminates the efficiency bottleneck and quality fluctuation caused by manual intervention, significantly improves the positioning accuracy and motion stability of the iron sheet feeding by the multi-stage cylinder cooperative matching and the suction disc taking and placing mode, effectively avoids scratching, deviation or falling of the iron sheet in the transfer process, and ensures the high consistency of the production rhythm by seamless connection with the whole machine system, which provides a key guarantee for the smoothness and reliability of the whole automatic assembly process.

[0038] The transfer assembly comprises a door-shaped frame 2 fixedly connected to the rack 1, an upper end of the door-shaped frame 2 is fixedly provided with a conveying track 21, an upper end of the conveying track 21 is slidably provided with a sliding frame 22, a driving screw is rotatably arranged in the conveying track 21, the driving screw is threadedly connected with the sliding frame 22, a driving motor 23 for driving the driving screw to rotate is fixedly arranged on one side of the conveying track 21, a vertical frame 24 is fixedly arranged at an end of the sliding frame 22, a connecting frame 25 is slidably arranged on the vertical frame 24, a vertical screw is rotatably arranged in the vertical frame 24, the connecting frame 25 is threadedly connected with the vertical screw, a vertical motor 26 is fixedly arranged on the vertical frame 24, an output end of the vertical motor 26 is fixedly connected with the vertical screw, and a butt joint rod 27 is fixedly arranged on the connecting frame 25 and is fixedly connected with a transfer chuck 28 at a bottom thereof.

[0039] The driving motor 23 drives the driving screw to rotate, the sliding frame 22 is driven to move horizontally along the conveying track 21 to a material taking station, the vertical motor 26 drives the vertical screw to rotate, the connecting frame 25 is driven to descend along the vertical frame 24, and the transfer chuck 28 accurately takes the iron sheet, then the vertical motor 26 reversely rotates to lift the connecting frame 25, the driving motor 23 drives the sliding frame 22 to move horizontally to an assembling station 3, and finally the transfer chuck 28 accurately releases the iron sheet to the assembling position.

[0040] The design realizes high-precision positioning in three-dimensional space through double-coordinate screw driving, effectively eliminates the backlash and jitter problems of the traditional transmission mode, the rigid door-shaped frame 2 structure and the precise screw transmission ensure the stable and reliable iron sheet transfer process, and the deviation and falling of the iron sheet in the transfer process are avoided, the precise cooperation with the front and rear stations controls the single transfer time to be less than 2 seconds, and the continuity and production efficiency of the assembling process are greatly improved.

[0041] The assembling mechanism comprises the assembling station 3 arranged on the rack 1, the assembling station 3 is fixedly connected with an assembling support 31 at a bottom thereof, the assembling support 31 is fixedly connected with an assembling base 32 on the rack 1, an assembling screw 33 is rotatably arranged on the assembling base 32, the assembling screw 33 is threadedly connected with the assembling support 31, the assembling support 31 and the assembling base 32 slide, the assembling base 32 is fixedly provided with an assembling motor 34, and an output end of the assembling motor 34 is fixedly connected with the assembling screw 33.

[0042] When the iron sheet and the shell workpiece are aligned at the assembling station 3, the assembling motor 34 is started and drives the assembling screw 33 to rotate, the assembling support 31 is driven to stably ascend along the assembling base 32 through the threaded cooperation with the assembling support 31, and thus the iron sheet on the assembling station 3 is accurately pressed into the specified position of the shell workpiece to complete the assembly.

[0043] The design converts the rotary motion into precise linear displacement through the screw transmission mechanism, realizes the precise pressure control and position control of the iron sheet assembly process, effectively avoids the problem of uneven pressure or inaccurate positioning caused by air pressure fluctuation in traditional pneumatic press fitting, and ensures the verticality and stability of the press fitting process through the sliding fit between the assembly support 31 and the assembly base 32, prevents the workpiece from tilting or jamming during the press fitting process, and improves the consistency and yield of product assembly.

[0044] The assembly mechanism further comprises a pushing base 4 provided on the rack 1 on one side of the assembly station 3, the upper end of the pushing base 4 is provided with a pushing frame 43, the upper end of the pushing frame 43 is fixedly connected with a pushing cylinder 41, the pushing frame 43 is fixedly provided with a sliding rail 42, the pushing frame 43 is slidably provided on the sliding rail 42, the pushing frame 43 is slidably provided with an assembly positioning frame 44, the assembly positioning frame 44 and the output end of the pushing cylinder 41 are fixedly connected, and the pushing frame 43 is provided with two groups.

[0045] When the shell workpiece is placed on the assembly station 3 by the manipulator 13, the pushing cylinder 41 acts synchronously to drive the two groups of pushing frames 43 to move towards each other along the sliding rail 42, thereby driving the assembly positioning frame 44 to accurately clamp and fix the shell workpiece from both sides, ensuring that it remains stable during the subsequent press fitting process.

[0046] The design realizes the bidirectional positioning of the shell workpiece through the synchronous clamping structure of the two pushing frames 43, effectively eliminates the pose deviation of the workpiece during the assembly process, and ensures the uniformity and stability of the clamping force through the cooperation of the pushing cylinder 41 and the sliding rail 42, which can reliably fix the workpiece and avoid product damage caused by excessive extrusion. The symmetrical layout of the structure makes the workpiece balanced, providing a stable reference positioning for the precise press fitting of the iron sheet, and significantly improving the concentricity and position accuracy of the assembly.

[0047] The bottom of the pushing frame 43 is fixedly connected with a moving base 5, the pushing base 4 is rotatably provided with a moving screw 52, the moving base 5 is slidably connected to the pushing base 4, the moving base 5 and the moving screw 52 are threadedly connected, the bottom of the pushing base 4 is fixedly provided with a moving motor 53, and the output end of the moving motor 53 and the moving screw 52 are sleeved with a synchronous belt 54.

[0048] When it is necessary to adapt to different sizes of shell workpieces, the moving motor 53 drives the two moving screws 52 to rotate synchronously through the synchronous belt 54, drives the two moving bases 5 connected with the moving screws 52 to move towards or in the opposite direction along the pushing base 4, thereby adjusting the distance between the two groups of pushing frames 43, so that the assembly positioning frame 44 can accurately match the clamping requirements of different specifications of workpieces.

[0049] The design realizes the precise adjustment of the distance between the two groups of push frames 43 through the screw synchronous driving mechanism, so that the assembly mechanism can quickly adapt to the production requirements of different specifications of products; the synchronous operation of the two moving screws 52 is ensured through the synchronous belt 54, so that the push frame 43 always maintains symmetrical movement during the adjustment process; the precise thread transmission and sliding fit structure eliminates the gap and offset problems commonly found in traditional adjustment mechanisms, which not only maintains the positioning stability, but also significantly improves the versatility and retooling efficiency of the equipment.

[0050] The rack 1 is also provided with a horizontal moving assembly, which includes a horizontal moving frame 6 fixedly connected to the rack 1, a horizontal moving screw 61 rotatably arranged on the horizontal moving frame 6, and a horizontal moving base 62 slidably arranged on the horizontal moving frame 6 and threadedly connected to the horizontal moving screw 61. A horizontal moving motor 63 for driving the screw is arranged on the horizontal moving frame 6, and the laser marking machine 14 is arranged on one side of the horizontal moving frame 6.

[0051] When the workpiece completes the assembly of the iron sheet at the assembly station 3, the horizontal moving motor 63 drives the horizontal moving screw 61 to rotate, thereby driving the horizontal moving base 62 to move horizontally along the horizontal moving frame 6, so as to accurately transport the carrier carrying the workpiece to the position below the laser marking machine 14 for marking operation, and then continue to move to the next station.

[0052] The design realizes the precise positioning of the carrier between the stations through screw transmission, with a positioning accuracy of ±0.1 mm, which ensures the consistency of the laser marking position; the rigid cooperation between the horizontal moving frame 6 and the horizontal moving base 62 ensures the stability of the conveying process, avoiding the deviation or vibration of the workpiece during movement; the cooperative operation with the laser marking machine 14 realizes the seamless connection of the assembly and marking processes, and changes the traditional manual transfer to automatic flow operation, so that the flow time of a single workpiece is shortened to within 3 seconds, significantly improving the production rhythm and equipment integration of the whole line.

[0053] A discharging mechanism is arranged on one side of the laser marking machine 14, which includes a discharging frame 64 fixedly connected to one side of the laser marking machine 14, a clamping frame 65 slidably arranged on the discharging frame 64, and a discharging screw 66 rotatably arranged on the discharging frame 64 and threadedly connected to the clamping frame 65. A clamping cylinder 67 is fixedly arranged on the clamping frame 65, and a gripper 68 is fixedly connected to the output end of the clamping cylinder 67. A discharging assembly is also arranged on the rack 1.

[0054] When the workpiece completes the laser marking, the clamping frame 65 moves to the material taking position along the discharging screw 66, the clamping cylinder 67 drives the gripper 68 to close to clamp the finished workpiece, and then the discharging screw 66 reversely rotates to drive the clamping frame 65 to move above the discharging assembly, and the gripper 68 releases the workpiece to complete the automatic discharging.

[0055] The design realizes the accurate control of the discharging position through the screw transmission, cooperates with the flexible clamping of the air claw 68 to effectively avoid the scratching of the surface of the finished workpiece, realizes the instant discharging after the processing is completed through the close connection with the laser marking machine 14, eliminates the process interval time, the whole discharging process does not need manual intervention, the single discharging time is controlled within 4 seconds, and the stability of the mechanical transmission and the pneumatic control ensure the reliability of the long-term operation, and finally a complete "assembly-marking-discharging" automatic closed-loop production process is formed.

[0056] The discharging assembly includes a pair of discharging racks 7 fixedly connected to the rack 1, the discharging racks 7 are rotatably provided with linkage shafts 71 at both ends, the linkage shafts 71 are sleeved with conveying belts 72, and the discharging racks 7 are fixedly provided with linkage motors 73 for driving the linkage shafts 71.

[0057] When the discharging mechanism places the finished workpiece on the conveying belt 72, the linkage motor 73 drives the linkage shaft 71 to rotate, drives the conveying belt 72 to rotate at a constant speed, and stably transports the workpiece to the designated collection area.

[0058] The design realizes the directional and orderly output of the finished workpiece through the cooperation of the double discharging racks 7 and the synchronous conveying belt 72; the continuous and stable conveying mode avoids the intermittent operation of manual collection, so that the production line rhythm remains coherent; the flexible contact surface of the conveying belt 72 effectively protects the surface quality of the workpiece, and the modular structure is convenient for docking with various collection devices, and finally a complete automatic production closed loop is formed.

[0059] Specific implementation process: the manipulator 13 first grabs the shell workpiece from the material box 12 and places it on the assembly station 3 of the assembly mechanism, at this time the pushing cylinder 41 on the base 4 drives the two groups of pushing racks 43 to move towards each other along the sliding rail 42, and the shell workpiece is accurately clamped from both sides through the assembly positioning rack 44; at the same time, the vibration disc 11 orderly transports the iron sheet to the placing seat 15, the transfer cylinder 17 of the iron sheet feeding mechanism cooperates with the moving cylinder 18 to drive the transfer suction disc 19 to suck the iron sheet, and then the driving motor 23 of the transfer assembly and the vertical motor 26 drive the transfer suction disc 28 to complete the three-dimensional space transfer of the iron sheet through the double screw system, and accurately transfer it to the assembly station 3; then the assembly motor 34 drives the assembly screw 33 to rotate, drives the assembly support 31 to stably rise, and accurately presses the iron sheet into the shell workpiece; after the assembly is completed, the horizontal moving assembly drives the horizontal moving screw 61 to rotate through the horizontal moving motor 63, and drives the carrier to move the workpiece to the laser marking machine 14 for marking; finally, the discharging mechanism moves the clamping rack 65 by driving the discharging screw 66, and the air claw 68 grabs the finished product and transfers it to the conveying belt 72 of the discharging assembly to complete the automatic discharging.

[0060] The embodiments of the present application are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, and thus: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. An automatic assembly mechanism for iron sheets, characterized in that, The utility model provides a kind of shell assembling machine, including rack (1), the material box (12) for placing shell workpiece is provided on the rack (1), and the vibrating disc (11) for placing iron sheet is provided, the output end of the vibrating disc (11) is provided with iron sheet feeding mechanism for feeding iron sheet, which is mounted on the rack (1), the rack (1) is further provided with the assembling mechanism for assembling iron sheet and shell workpiece, the rack (1) is provided with the manipulator (13) for moving shell workpiece, and the rack (1) is further provided with laser marking machine (14).

2. The mechanism for automatically assembling iron sheets according to claim 1, wherein The iron sheet feeding mechanism includes a placing seat (15) at the discharge port of the vibrating disc (11), a connecting rod (16) is fixedly connected to the rack (1) on one side of the placing seat (15), a transfer cylinder (17) is fixedly provided on the connecting rod (16), a moving cylinder (18) is fixedly connected to the output end of the transfer cylinder (17), the output end of the moving cylinder (18) faces the discharge port of the vibrating disc (11), and a transfer suction cup (19) is fixedly provided on the output end of the moving cylinder (18), and a transfer assembly is provided on the rack (1) for moving the iron sheet to the assembling mechanism.

3. The mechanism for automatically assembling iron pieces according to claim 2, wherein The transfer assembly includes a gate-shaped frame (2) fixedly connected to the rack (1), a transportation rail (21) is fixedly provided at the upper end of the gate-shaped frame (2), a sliding frame (22) is slidingly provided at the upper end of the transportation rail (21), a drive screw is rotatably provided inside the transportation rail (21), the drive screw is threadedly connected to the sliding frame (22), a drive motor (23) is fixedly provided on one side of the transportation rail (21) for driving the drive screw to rotate, a vertical frame (24) is fixedly provided at the end of the sliding frame (22), a connecting frame (25) is slidingly provided on the vertical frame (24), a vertical screw is rotatably provided inside the vertical frame (24), the connecting frame (25) is threadedly connected to the vertical screw, a vertical motor (26) is fixedly provided on the vertical frame (24), the output end of the vertical motor (26) is fixedly connected to the vertical screw, a butt joint rod (27) is fixedly provided on the connecting frame (25), and a transfer suction cup (28) is fixedly connected to the bottom of the butt joint rod (27).

4. The mechanism for automatically assembling iron sheets according to claim 1, wherein The assembling mechanism includes an assembling station (3) provided on the rack (1), an assembling support (31) is fixedly connected to the bottom of the assembling station (3), an assembling base (32) is fixedly connected to the rack (1) and provided at the bottom of the assembling support (31), an assembling screw (33) is rotatably provided on the assembling base (32), the assembling screw (33) is threadedly connected to the assembling support (31), the assembling support (31) and the assembling base (32) are sliding, an assembling motor (34) is fixedly provided on the assembling base (32), and the output end of the assembling motor (34) is fixedly connected to the assembling screw (33).

5. The mechanism for automatically assembling iron sheets according to claim 4, wherein The assembling mechanism further comprises a pushing base (4) provided on the rack (1) on one side of the assembling station (3), an upper end of the pushing base (4) is provided with a pushing frame (43), an upper end of the pushing frame (43) is fixedly connected with a pushing cylinder (41), a sliding rail (42) is fixedly arranged on the pushing frame (43), the pushing frame (43) is slidably arranged on the sliding rail (42), an assembling positioning frame (44) is slidably arranged on the pushing frame (43), the assembling positioning frame (44) is fixedly connected with an output end of the pushing cylinder (41), and the pushing frame (43) is provided with two groups.

6. The mechanism for automatically assembling iron sheets according to claim 5, wherein The bottom of the pushing frame (43) is fixedly connected with a moving base (5), a moving screw (52) is rotatably arranged on the pushing base (4), the moving base (5) is slidably connected on the pushing base (4), the moving base (5) is threadedly connected with the moving screw (52), a moving motor (53) is fixedly arranged on the bottom of the pushing base (4), and a synchronous belt (54) is sleeved on the output end of the moving motor (53) and the moving screw (52).

7. The mechanism for automatically assembling iron pieces according to claim 1, wherein The rack (1) is further provided with a transverse moving assembly, the transverse moving assembly comprises a transverse moving frame (6) fixedly connected with the rack (1), a transverse moving screw (61) is rotatably arranged on the transverse moving frame (6), a transverse moving base (62) is slidably arranged on the transverse moving frame (6), the transverse moving base (62) is threadedly connected with the transverse moving screw (61), a transverse moving motor (63) for driving the screw is arranged on the transverse moving frame (6), and the laser marking machine (14) is arranged on one side of the transverse moving frame (6).

8. The mechanism for automatically assembling iron pieces according to claim 7, wherein A side of the laser marking machine (14) is provided with a blanking mechanism, the blanking mechanism comprises a blanking frame (64) fixedly connected with one side of the laser marking machine (14), a clamping frame (65) is slidably arranged on the blanking frame (64), a blanking screw (66) is rotatably arranged on the blanking frame (64), the blanking screw (66) is threadedly connected with the clamping frame (65), a clamping cylinder (67) is fixedly arranged on the clamping frame (65), an air claw (68) is fixedly connected with an output end of the clamping cylinder (67), and an ejection assembly is further arranged on the rack (1).

9. The mechanism for automatically assembling iron pieces according to claim 8, wherein The ejection assembly comprises a pair of ejection frames (7) fixedly connected with the rack (1), a linkage shaft (71) is rotatably arranged at two ends of the ejection frame (7), a conveying belt (72) is sleeved on the linkage shaft (71), and an ejection motor (73) for driving the linkage shaft (71) is fixedly arranged on the ejection frame (7).

Images