CN110814752A

CN110814752A - Full-automatic ball riveting machine

Info

Publication number: CN110814752A
Application number: CN201911256014.9A
Authority: CN
Inventors: 刘代云; 刘相国; 黎建林
Original assignee: Handan Qianxiang Machinery Manufacturing Co Ltd
Current assignee: Handan Qianxiang Machinery Manufacturing Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-02-21

Abstract

The invention discloses a full-automatic ball riveting machine, which comprises a feeding device, a material conveying device and a ball riveting device, wherein the feeding device is arranged on the feeding device; the feeding device comprises a first rack, wherein two sides of the bottom of the first rack are respectively rotatably provided with a large chain wheel, two sides of the upper part of the first rack are respectively rotatably provided with two small chain wheels, the first rack is provided with a driving device for driving the small chain wheels to rotate, a transmission chain is arranged between the large chain wheel and the two small chain wheels on each side, a conveying chain belt is arranged between the two transmission chains, the conveying chain belt comprises a plurality of belt sections which are the same as the chain sections of the chains in length and are sequentially hinged end to end, and the hinge position of each two adjacent belt sections and the hinge position of each two adjacent chain sections in the two transmission chains are on the same straight line.

Description

Full-automatic ball riveting machine

Technical Field

The invention relates to the technical field of welding nail and riveting ball processing, in particular to a full-automatic ball riveting machine.

Background

The welding nail belongs to a high-strength rigid connection fastener, the head of the welding nail is provided with a convex point with a spherical structure, and the spherical convex processing of the head of the welding nail at the present stage is mainly realized by manually drilling a hole on a drilling machine and then pressing an aluminum ball into the drilled ball hole by gravity. The production mode has low working efficiency, high labor cost and poor consistency of finished products.

Disclosure of Invention

The invention aims to provide a full-automatic ball riveting machine, which solves the technical problems of low working efficiency and high labor cost of the existing welding nail and ball riveting processing technology.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention relates to a full-automatic ball riveting machine, which comprises a feeding device, a material conveying device and a ball riveting device;

feedway includes first frame, the equal rotatable big sprocket that is provided with in bottom both sides of first frame, the equal rotatable two little sprockets that are provided with in upper portion both sides of first frame, be provided with in the first frame and be used for the drive the rotatory drive arrangement of little sprocket, each side big sprocket and two little sprockets between be provided with drive chain, two be provided with the conveyor chain belt between the drive chain, the conveyor chain belt include a plurality of with the chain link length of chain is the same and head and the tail articulated festival in order, the articulated position and two of every two adjacent festival the articulated position of every two adjacent chain links in the drive chain are on same straight line, the even spaced area flitch that is provided with of medial surface of conveyor chain belt, the area flitch with the festival is certain contained angle fixed connection, the upper portion of first frame is two just be located between the little sprocket the position of conveyor chain below is provided with changes A hopper;

the conveying device comprises a second rack, a conveying channel is arranged on the second rack along the downward oblique direction, one end, close to the conveying channel, of the conveying channel is communicated with the material transferring hopper, and a material transferring mechanism used for transferring materials on the material transferring hopper to the conveying channel is arranged on the first rack;

the ball riveting device comprises a third rack, a driving motor is arranged above the third rack, a rotary table for adsorbing welding nails is rotatably arranged in the middle of the third rack, the rotary table is communicated with one end, close to the lower part of the material conveying channel, of the rotary table, and the driving motor is in transmission connection with the rotary table so as to drive the rotary table to rotate; the lower half of third frame is provided with driving oil cylinder, driving oil cylinder's flexible end sets up and installs up and be used for right the rivet punching module of ball processing is riveted to the welding nail on the carousel, the top of third frame is provided with supplies the ball device, supply the ball device through supply the bulb pipe with it is linked together to dash the rivet module.

Further, the driving device comprises a driving motor arranged on the first frame, and the driving motor is in transmission connection with a wheel shaft of one of the small chain wheels through a speed reducer; the small chain wheel in transmission connection with the driving motor is connected with the small chain wheel at the opposite end through a transmission shaft.

Furthermore, the material transferring hopper comprises a plurality of first supporting columns which are uniformly arranged on the first rack at intervals along the same straight line, a first material transferring plate is obliquely arranged between the tops of the first supporting columns, a first material guiding strip is arranged between the side parts of the first supporting columns and below the first material transferring plate, and a certain gap is reserved between the lower end of the first material transferring plate and the upper end of the first material guiding strip to form a through groove; still follow the even spaced a plurality of second support columns that are provided with of same straight line in the first frame, it is a plurality of second support column place straight line and a plurality of first support column place straight line parallels, and is a plurality of slope is provided with the second between the top of second support column and changes the flitch, the second change the flitch with first commentaries on classics flitch sets up relatively, and is a plurality of the second support column is in the below that the second changes the flitch is provided with second guide strip, second guide strip with first guide strip parallel arrangement and the two between have certain clearance and form the guide passageway, the width of guide passageway is greater than the screw rod diameter of welding nail material and is less than the nut diameter of welding nail material.

Furthermore, the material transferring mechanism comprises a rotating shaft which is arranged on the first frame along the vertical direction, the lower part of the rotating shaft is rotationally connected with the first frame, a driving sprocket is fixedly arranged in the middle of the rotating shaft, a first bevel gear is arranged at the upper part of the rotating shaft, one end, close to the rotating shaft, of a group of small sprockets adjacent to the rotating shaft, of a wheel shaft extends to the outer side of the small sprockets, and a second bevel gear meshed with the first bevel gear is arranged at one end of the wheel shaft, close to the rotating shaft; the material guide device is characterized in that a plurality of driven sprockets are further arranged on the first rack and outside the first material guide strip, a material shifting chain is arranged between the driving sprocket and the driven sprockets, a plurality of material shifting pieces are evenly arranged on the outer side of the material shifting chain at intervals, and the material shifting pieces on one side, close to the passing groove, of the material shifting chain penetrate through the passing groove and extend to the inside of the material guide channel.

Furthermore, two material conveying strips which are parallel to each other and are obliquely and downwards arranged are fixedly arranged on the second rack, a certain gap is formed between the two material conveying strips to form the material conveying channel, and the width of the material conveying channel is larger than the diameter of a screw rod of the welding nail material and smaller than the diameter of a screw cap of the welding nail material.

Furthermore, a plurality of V type grooves have evenly been seted up along circumference on the periphery wall of carousel, and each V type groove is embedded to be equipped with the permanent magnet that is used for adsorbing the welding nail.

Furthermore, two first guide rods are symmetrically arranged on two inner sides of the third rack, a mounting frame is arranged at the telescopic end of the driving oil cylinder, the punching and riveting module is arranged on the mounting frame, and guide sleeves matched with the first guide rods are arranged on two sides of the mounting frame.

Furthermore, two groups of second guide rods are symmetrically arranged on two sides of the driving oil cylinder, each group of second guide rods is two opposite, a sliding block is movably arranged in the middle of each group of second guide rods, a limiting block is fixedly arranged at the top end of each group of second guide rods, two connecting rods are fixedly arranged at two side ends of the bottom of the mounting frame respectively, the lower ends of the connecting rods penetrate through the limiting blocks and then are connected with the sliding blocks on the corresponding sides, and each sliding block is provided with a limiting column in the middle of each connecting rod.

Furthermore, the punching and riveting module comprises a die holder fixedly arranged on the mounting frame, and five dies including a rough punching die, a fine punching die, a ball feeding and initial riveting die, a forming and secondary riveting die and a finished product detection die are sequentially arranged above the die holder.

Furthermore, the ball supply device comprises a mounting seat arranged above the rack, a ball supply motor is fixedly arranged on the mounting seat, a ball storage roller is arranged at the free end of a driving shaft of the ball supply motor, and ball carrying plates are uniformly arranged on the inner peripheral wall of the ball storage roller at intervals; a ball outlet channel is fixedly arranged on the mounting seat, one end of the ball outlet channel is positioned in the ball storage roller, the other end of the ball outlet channel extends to the outside of the ball storage roller, the ball outlet channel is obliquely and downwards arranged from one end positioned at the ball storage roller to one end positioned at the outside of the ball storage roller, a ball outlet hole is formed in one end of the ball outlet channel positioned at the outside of the ball storage roller, and the ball outlet hole is communicated with the ball feeding primary riveting die through the ball supply pipe; the mounting seat is fixedly provided with a ball blocking hopper outside the ball outlet channel, and the ball blocking hopper is obliquely and downwards arranged from one end far away from the ball storage roller to one end close to the ball storage roller.

Compared with the prior art, the invention has the beneficial technical effects that:

the invention only needs an operator to directly place the welding nail materials in the closed area between the two large chain wheels and the conveying chain belt, the welding nail materials are automatically transferred into the material transferring hopper through the conveying chain belt, then the welding nail materials in the material transferring hopper are transferred into the material conveying channel under the action of the material transferring mechanism, one end of the material conveying channel is over against the rotating disc of the riveting ball device, so that the welding nail material at the end part of the material conveying channel is absorbed into the V-shaped groove of the rotary table under the action of the permanent magnet on the rotary table, the driving motor drives the rotary table to rotate intermittently, the driving oil cylinder drives the punching and riveting module to move upwards, the five dies correspond to the five welding nails on the rotary table respectively, each punching die processes the small head end of the corresponding welding nail, the oil cylinder is driven to return after the processing is finished, and the driving motor drives the rotary table to rotate by a certain angle, so that the welding nails correspond to the next punching die in sequence to finish the next processing procedure. The process is circulated, and the driving motor intermittently rotates five times to complete automatic ball riveting processing of one welding nail.

Drawings

The invention is further illustrated in the following description with reference to the drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the end structure of the feeding device;

FIG. 3 is a schematic view of a conveyor belt structure;

FIG. 4 is a schematic view of the structure of the end of the rotary hopper;

FIG. 5 is a schematic view of a feeding device;

FIG. 6 is a schematic structural view of a ball riveting device;

FIG. 7 is a schematic diagram of a side view mechanism of the drive cylinder;

FIG. 8 is a schematic structural view of a punch-riveting module;

FIG. 9 is a schematic cross-sectional view of a ball supply device;

FIG. 10 is a schematic top view of a ball supply device;

FIG. 11 is a schematic structural view of a finished inspection die;

description of reference numerals: 1. a first frame; 2. a large sprocket; 3. a small sprocket; 4. a drive motor; 5. a speed reducer; 6. a drive chain; 7. a conveyor belt; 7-1, belt sections; 7-2, a strip plate; 8. a material transferring hopper; 8-1, a first support column; 8-2, a first material transfer plate; 8-3, a first material guide strip; 8-4, passing through the groove; 8-5, a second support column; 8-6, a second material transferring plate; 8-7, a second material guide strip; 8-8, a material guide channel; 9. a pressing sprocket; 10. a second frame; 11. a material conveying channel; 12. a rotating shaft; 13. a drive sprocket; 14. a first bevel gear; 15. a second bevel gear; 16. a driven sprocket; 17. a material poking chain; 18. stirring the material sheet; 19. conveying the material strips; 20. a third frame; 21. a drive motor; 22. a turntable; 23. a driving oil cylinder; 24. punching and riveting the die set; 25. a first guide bar; 26. a mounting frame; 27. a guide sleeve; 28. a second guide bar; 29. a slider; 30. a limiting block; 50. a connecting rod; 32. a die holder; 33. a rough punching die; 34. finely punching a hole die; 35. feeding balls and primarily riveting a die; 36. forming and riveting a die; 37. a finished product detection die; 38. a mounting seat; 39. a ball supply motor; 40. a ball storage roller; 41. a board with a ball; 42. a ball outlet channel; 43. a ball outlet hole; 44. a ball supply pipe; 45. a ball blocking hopper; 46. a grooved wheel; 47. a deflector rod; 48. pulling a pin; 49. a limiting column; 50. a connecting seat; 51. detecting the insulating base; 52. mounting grooves; 53. a buffer spring; 54. a contact copper screw; 55. connecting a lead; 56. and (7) welding nails.

Detailed Description

As shown in fig. 1-10, a full-automatic ball riveting machine comprises a feeding device, a feeding device and a ball riveting device.

The feeding device comprises a first rack 1, wherein two sides of the bottom of the first rack 1 are respectively rotatably provided with a large chain wheel 2, two sides of the upper portion of the first rack 1 are respectively rotatably provided with two small chain wheels 3, the first rack is provided with a driving device for driving the small chain wheels 3 to rotate, in the embodiment, the driving device comprises a driving motor 4 arranged on the rack 1, and the driving motor 4 is in transmission connection with a wheel shaft of one of the small chain wheels 3 through a speed reducer 5. In addition, the small chain wheel 3 in transmission connection with the driving motor 4 is connected with the small chain wheel 3 at the opposite end thereof through a transmission shaft, and when the driving motor 4 works, the corresponding two small chain wheels 3 can be driven to rotate synchronously.

A transmission chain 6 is arranged between the large chain wheel 2 and the two small chain wheels 3 on each side, and a pressing chain wheel 9 matched with the transmission chain 4 is rotatably arranged at the outer side of each transmission chain 6 in the middle of the first rack 1 so as to ensure the tension of the transmission chain 6.

Two be provided with conveying chain belt 7 between drive chain 6, conveying chain belt 7 include a plurality of with drive chain 6's chain link length is the same and head and the tail articulated in order take festival 7-1, every two adjacent take the articulated position of festival 7-1 and two in drive chain 6 every adjacent articulated position of two chain links is on same horizontal straight line, conveying chain belt 7's medial surface evenly spaced is provided with takes flitch 7-2, take flitch 7-2 with take festival 7-1 and be certain contained angle fixed connection. A material transferring hopper 8 is arranged at the upper part of the first frame 1 between the two small chain wheels 3 and below the conveying chain belt 3.

The material transferring hopper 8 comprises a plurality of first supporting columns 8-1 which are uniformly arranged on the first rack 1 at intervals along the same straight line, a first material transferring plate 8-2 is obliquely arranged between the tops of the first supporting columns 8-1, a first material guiding strip 8-3 is arranged between the side parts of the first supporting columns 8-1 and below the first material transferring plate 8-2, and a certain gap is reserved between the lower end of the first material transferring plate 8-2 and the upper end of the first material guiding strip 8-3 to form a passing groove 8-4. The first machine frame 1 is further provided with a plurality of second supporting columns 8-5 at uniform intervals along the same straight line, the straight line where the plurality of second supporting columns 8-5 are located is parallel to the straight line where the plurality of first supporting columns 8-1 are located, a second material transferring plate 8-6 is obliquely arranged between the tops of the plurality of second supporting columns 8-5, the second material transferring plate 8-6 is opposite to the first material transferring plate 8-2, the included angle between the second material transferring plate 8-6 and the first material transferring plate 8-2 is an acute angle, and a certain gap is reserved between the bottoms of the second material transferring plate and the first material transferring plate. A second material guiding strip 8-7 is fixedly arranged below the second material transferring plate 8-6 by the second supporting columns 8-5, the second material guiding strip 8-7 and the first material guiding strip 8-3 are arranged in parallel, a certain gap is formed between the second material guiding strip 8-7 and the first material guiding strip 8-3 to form a material guiding channel 8-8, and the width of the material guiding channel 8-8 is larger than the diameter of a screw rod (small head end) of a welding nail material and smaller than the diameter of a screw cap (large head end) of the welding nail material.

The material conveying device comprises a second rack 10, a material conveying channel 11 is fixedly installed on the second rack 10 along the downward inclined direction, one end, close to the material conveying channel 11, is communicated with the material transferring hopper 8, namely one end of the material conveying channel 11 is communicated with one end of the material guide channels 8-8.

And a material transferring mechanism for transferring the materials on the material transferring hopper 8 to the material conveying channel is arranged on the first rack 1. The material transferring mechanism comprises a rotating shaft 12 which is arranged on the first rack 1 along the vertical direction, the lower part of the rotating shaft 12 is rotatably connected with the first rack 1, a driving sprocket 13 is fixedly arranged in the middle of the rotating shaft 12, a first bevel gear 14 is arranged on the upper part of the rotating shaft 12, one end, close to the rotating shaft 12, of a group of small sprockets 3 extends to the outer side of the small sprockets 3, and a second bevel gear 15 meshed with the first bevel gear 14 is arranged at one end, close to the rotating shaft 12, of a wheel shaft of the small sprockets 3. A plurality of driven sprockets 16 are further rotatably mounted on the first frame 1 outside the first material guide strip 8-3, a material shifting chain 17 is arranged between the driving sprocket 13 and the driven sprockets 16, a plurality of material shifting pieces 18 are uniformly mounted on the outer side of the material shifting chain 17 at intervals, and each material shifting piece 18 located on one side, close to the through groove 8-4, of the material shifting chain 17 penetrates through the through groove 8-4 and extends into the material guide channel 8-8.

Two parallel and downward-inclined material conveying strips 19 are fixedly mounted on the second rack 10, a certain gap is formed between the two material conveying strips 19 to form the material conveying channel 11, and the width of the material conveying channel 11 is larger than the diameter of a screw rod (small head end) of the welding nail material and smaller than the diameter of a screw cap (large head end) of the welding nail material.

The ball riveting device comprises a third rack 20, a driving motor 21 is installed above the third rack 20, and a rotary table 22 used for adsorbing welding nails is rotatably installed in the middle of the third rack 20. The rotary disc 22 is communicated with one end of the feed delivery channel 11 at the lower part. The driving motor 21 is in transmission connection with the turntable 22 so as to drive the turntable to rotate, a grooved pulley 46 is installed at the upper end of the turntable 3, a plurality of notches are formed in the grooved pulley 46 in the uniform circumferential direction, a driving lever 47 is installed on an output shaft of the driving motor 21, a driving pin 48 matched with the notches in the grooved pulley 46 is arranged at the end portion of the driving lever 47, and when the driving motor 21 drives the driving lever 47 to rotate, the driving pin 48 on the driving lever 47 is sequentially matched with the notches in the grooved pulley 46, so that intermittent rotation of the grooved pulley 46 and the turntable 3 is achieved. A plurality of V type grooves have evenly been seted up along circumference on the periphery wall of carousel, and each V type groove is embedded to be equipped with the permanent magnet that is used for adsorbing the welding nail.

The driving oil cylinder 23 is installed at the lower half part of the third rack 20, and the telescopic end of the driving oil cylinder 23 is arranged upwards and is provided with a punching and riveting module 24 for riveting balls of the welding nails on the turntable. And a ball supply device is arranged above the third rack and communicated with the riveting die set through a ball supply pipe 44.

Two first guide rods 25 are symmetrically arranged on two inner sides of the third rack 20, an installation frame 26 is arranged at the telescopic end of the driving oil cylinder 23, the punching and riveting module is arranged on the installation frame 26, and guide sleeves 27 matched with the first guide rods 25 are installed on two sides of the installation frame 26.

Two groups of second guide rods 28 are symmetrically arranged on two sides of the driving oil cylinder 23, each group of second guide rods 28 is two opposite, a sliding block 29 is movably arranged in the middle of each group of second guide rods 28, and a limiting block 30 is fixedly arranged at the top end of each group of second guide rods 28. Two connecting rods 50 are fixedly mounted at two side ends of the bottom of the mounting rack 26 along the vertical direction respectively. The lower end of each connecting rod 50 penetrates through the limiting block 30 and then is connected with the sliding block 29 on the corresponding side, and a limiting column 49 is arranged between the two connecting rods 50 on each sliding block 29. In this embodiment, the lower half of each connecting rod 50 is provided with an external thread, and each connecting rod 50 is inserted into the slider 29 and then is fixedly connected to the slider 29 by screwing nuts located at the upper and lower ends of the slider 29. The bottom installation contact switch of stopper 30, actuating cylinder 23 drive during the mounting bracket upward movement, work as during the contact switch contact of the upper end of spacing post 49 and stopper 30 bottom, actuating cylinder 23 return stroke to through the regulation of each slider 29 mounted position on connecting rod 50, realize the spacing post upper end on the slider and the regulation of stopper bottom apart from adjusting promptly to the hydro-cylinder stroke, thereby adapt to different processing demands.

The punching and riveting module 24 comprises a die holder 32 fixedly arranged on the mounting frame 26, and five dies, namely a rough punching die 33, a fine punching die 34, a ball feeding initial riveting die 35, a forming re-riveting die 36 and a finished product detection die 37, are sequentially arranged above the die holder 32. The rough punching die 33 and the fine hole punching die 34 are internally provided with protruding punches which can punch aluminum ball mounting holes at the small ends of the welding nails; the ball feeding initial riveting die 35 can send the aluminum balls into the mounting holes at the small head ends of the welding nails, and carry out initial riveting; the forming re-riveting die 36 can be used for re-riveting the aluminum ball at the small end of the welding nail, so that the formed diameter, height and firmness of the riveted aluminum ball meet the requirements; the finished product detection die 37 can detect whether the end of the welding nail is riveted with an aluminum ball.

As shown in fig. 11, the finished product detecting die 37 includes a connecting seat 50 fixedly disposed on the die holder 15, a detecting insulating seat 51 is fixedly sleeved on an outer side of the connecting seat 50, an installation groove 52 is formed in the middle of an upper portion of the connecting seat 50, a buffer spring 53 is disposed in the installation groove, the buffer spring 53 is fixedly connected to a lower end of the installation groove 52, a contact copper screw 54 is fixedly disposed at a top end of the buffer spring 53, and a highest point of the contact copper screw 54 is lower than an upper surface of the detecting insulating seat 51. The contact copper screw 54 is connected with one end of a connecting wire 55, the other end of the connecting wire 55 penetrates through the detection insulating base 51 and then is electrically connected with a detection power supply (not shown in the figure), and the detection power supply is electrically connected with the turntable 22 through another wire, so that a detection circuit is formed. When the welding nail 56 to be detected is riveted with an aluminum ball, the bottom of the welding nail is contacted with the upper surface of the detection insulating base 51, and the aluminum ball on the welding nail is contacted with the contact copper screw 54, so that a detection circuit path is formed, and the ball riveting machine works normally. When the welding nail 56 to be detected is not riveted with an aluminum ball, the welding nail cannot contact with the contact copper screw 54, so that a detection circuit is broken, a detection power supply transmits a detection signal to a controller of the ball riveting machine, the controller sends a control instruction to an execution element to enable the ball riveting machine to stop working, an operator takes away the welding nail which is not riveted with the aluminum ball, and the ball riveting machine is restarted to start working after a fault is discharged.

The ball supply device comprises a mounting seat 38 arranged above the third rack 20, a ball supply motor 39 is fixed on the mounting seat 38, a ball storage roller 40 is arranged at the free end of a driving shaft of the ball supply motor 39, and ball carrying plates 41 are uniformly arranged on the inner peripheral wall of the ball storage roller 40 at intervals. A ball outlet channel 42 is fixedly arranged on the mounting seat 38, one end of the ball outlet channel 42 is located inside the ball storage drum 40, the other end of the ball outlet channel extends to the outside of the ball storage drum 40, and the ball outlet channel 42 is obliquely arranged from one end of the ball storage drum 40 to one end of the ball storage drum 40. The ball outlet channel 42 is provided with a ball outlet hole 43 at one end outside the ball storage roller 40, and the ball outlet hole 43 is communicated with the ball feeding initial riveting die 35 through the ball supply pipe 44. The mounting seat 38 is fixedly provided with a ball blocking hopper 45 at the outer side of the ball outlet channel 42, and the ball blocking hopper 45 is obliquely and downwards arranged from one end far away from the ball storage roller 40 to one end close to the ball storage roller 40.

The controller is a programmable logic controller, the driving motor 4, the driving motor 21, the driving oil cylinder 23 and the contact switch at the bottom of the limiting block 30 are all electrically connected with the controller, and the controller sends a control instruction to each executing element to execute corresponding operation according to a sensing signal transmitted by a related sensing element by recording a control program in the controller in advance, which is a mature and conventional technical means well known to those skilled in the art and is not described in detail herein.

In addition, the upper half part of one of the material conveying strips 19 is provided with a detection seat 50, one end of the detection seat 50, which is positioned at the inner side of the material conveying strip 19, is provided with a proximity switch, when the proximity switch is filled with the welding nail materials in the material conveying channel 11, the proximity switch transmits signals to the controller, and the controller sends a control instruction to the driving motor to stop working, so that the intermittent feeding of the feeding device is realized.

The action process of the invention is as follows:

firstly, an operator directly places welding nail materials in a closed area between two large chain wheels 2 and a conveying chain belt 7, then the driving motor 4 is started, the driving motor drives the small chain wheel 3 to rotate through a speed reducer, so that a circulating rotating system is formed among the small chain wheel 3, the large chain wheel 2 and the conveying chain 6, and the conveying chain belt 7 and the conveying chain 6 move synchronously, a plurality of welding nail materials can be hooked by the material carrying plate 7-2 on the inner side of the conveying chain belt 7 until the welding nail materials move to the upper part of the small chain wheel along with the material carrying plate (namely when the conveying chain belt 7 is in an upper horizontal position), and the welding nail materials can roll into a material rotating hopper 8 below from the material carrying plate under the action of gravity, so that the phase automatic feeding is completed.

After welding nail materials fall into the material transferring hopper 8, the welding nails are gradually rolled into the material guiding channel 8-8 formed between the first material guiding strip 8-3 and the second material guiding strip due to the two first material transferring plates 8-2 and the second material transferring plates 8-6 which are arranged in an opposite inclined way on the material transferring hopper 8, meanwhile, the driving motor 4 drives the driving chain wheel 13 to rotate through the transmission action of the second bevel gear 15 on the wheel shaft of the small chain wheel 3 and the first bevel gear 14 on the rotating shaft, so that the material shifting chain 17 between the driving chain wheel 13 and each driven chain wheel 16 carries out cyclic reciprocating motion, the material shifting piece 18 positioned inside the through groove 8-4 can shift the welding nail materials in the material guiding channels 8-8 to advance in the process of following the movement of the material shifting chain 17 until the material shifting piece 18 shifts the welding nail materials to advance to the communication position of the material guiding channels 8-8 and the material conveying channel 11, the welding nail material enters the feeding channel 110, and the welding nail will gradually slide down in the inclined feeding channel 11 until entering the rotary disc 22 of the ball riveting device.

The riveting ball device drives the rotary table 22 to intermittently rotate through the driving motor 21, when the driving motor 21 drives the rotary table 22 to rotate for one time, the driving oil cylinder 23 drives the punching and riveting module 24 to move upwards, the five dies respectively correspond to five welding nails on the rotary table, each punching die processes the small head end of the corresponding welding nail, the driving oil cylinder 23 returns after the processing is completed, and after the driving motor 21 drives the rotary table to rotate for a certain angle, the welding nails sequentially correspond to the next punching die so as to complete the next processing procedure. And circulating the process, and finishing the automatic ball riveting processing of one welding nail by the intermittent five-time rotation of the driving motor.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a ball machine is riveted to full-automatic, its characterized in that: comprises a feeding device, a material conveying device and a ball riveting device;

the feeding device comprises a first frame, a large chain wheel is rotatably arranged on two sides of the bottom of the first frame, two small chain wheels are rotatably arranged on two sides of the upper portion of the first frame, a driving device used for driving the small chain wheels to rotate is arranged on the first frame, a transmission chain is arranged between the large chain wheel and the two small chain wheels, two transmission chain belts are arranged between the transmission chains, each transmission chain belt comprises a plurality of belt sections, the chain sections of the transmission chain are the same in length, the belt sections are sequentially hinged from head to tail, the hinge positions of every two adjacent belt sections are two, the hinge positions of every two adjacent chain sections in the transmission chain are on the same straight line, belt plates are uniformly arranged on the inner side of the transmission chain belt at intervals, the belt plates are fixedly connected with the belt sections, the upper portion of the first frame is two, the small chain wheels are arranged between the small chain wheels and are located below the transmission chain belt sections A material transferring hopper is arranged;

2. The full-automatic ball riveting machine according to claim 1, characterized in that: the driving device comprises a driving motor arranged on the first frame, and the driving motor is in transmission connection with a wheel shaft of one of the small chain wheels through a speed reducer; the small chain wheel in transmission connection with the driving motor is connected with the small chain wheel at the opposite end through a transmission shaft.

3. The full-automatic ball riveting machine according to claim 2, characterized in that: the material transferring hopper comprises a plurality of first supporting columns which are uniformly arranged on the first rack at intervals along the same straight line, a first material transferring plate is obliquely arranged among the tops of the first supporting columns, a first material guiding strip is arranged between the side parts of the first supporting columns and below the first material transferring plate, and a certain gap is reserved between the lower end of the first material transferring plate and the upper end of the first material guiding strip to form a through groove; still follow the even spaced a plurality of second support columns that are provided with of same straight line in the first frame, it is a plurality of second support column place straight line and a plurality of first support column place straight line parallels, and is a plurality of slope is provided with the second between the top of second support column and changes the flitch, the second change the flitch with first commentaries on classics flitch sets up relatively, and is a plurality of the second support column is in the below that the second changes the flitch is provided with second guide strip, second guide strip with first guide strip parallel arrangement and the two between have certain clearance and form the guide passageway, the width of guide passageway is greater than the screw rod diameter of welding nail material and is less than the nut diameter of welding nail material.

4. The full-automatic ball riveting machine according to claim 3, characterized in that: the material transferring mechanism comprises a rotating shaft which is arranged on the first frame along the vertical direction, the lower part of the rotating shaft is rotationally connected with the first frame, a driving chain wheel is fixedly arranged in the middle of the rotating shaft, a first bevel gear is arranged on the upper part of the rotating shaft, one end, close to the rotating shaft, of a group of small chain wheels adjacent to the rotating shaft, of a wheel shaft extends to the outer side of the small chain wheels, and a second bevel gear meshed with the first bevel gear is arranged; the material guide device is characterized in that a plurality of driven sprockets are further arranged on the first rack and outside the first material guide strip, a material shifting chain is arranged between the driving sprocket and the driven sprockets, a plurality of material shifting pieces are evenly arranged on the outer side of the material shifting chain at intervals, and the material shifting pieces on one side, close to the passing groove, of the material shifting chain penetrate through the passing groove and extend to the inside of the material guide channel.

5. The full-automatic ball riveting machine according to claim 1, characterized in that: the welding nail welding machine is characterized in that two material conveying strips which are parallel to each other and are obliquely arranged downwards are fixedly arranged on the second rack, a certain gap is formed between the two material conveying strips to form a material conveying channel, and the width of the material conveying channel is larger than the diameter of a screw of a welding nail material and smaller than the diameter of a screw cap of the welding nail material.

6. The full-automatic ball riveting machine according to claim 1, characterized in that: a plurality of V type grooves have evenly been seted up along circumference on the periphery wall of carousel, and each V type groove is embedded to be equipped with the permanent magnet that is used for adsorbing the welding nail.

7. The automatic ball riveting device of the welding and riveting machine of claim 1, which is characterized in that: two first guide rods are symmetrically arranged on two inner sides of the third rack, a mounting frame is arranged at the telescopic end of the driving oil cylinder, the punching and riveting module is arranged on the mounting frame, and guide sleeves matched with the first guide rods are arranged on two sides of the mounting frame.

8. The automatic ball riveting device of the welding and riveting machine of claim 7, which is characterized in that: two groups of second guide rods are symmetrically arranged on two sides of the driving oil cylinder, each group of second guide rods is two opposite, a sliding block is movably arranged in the middle of each group of second guide rods, a limiting block is fixedly arranged at the top end of each group of second guide rods, two connecting rods are fixedly arranged at two side ends of the bottom of the mounting frame respectively, the lower ends of the connecting rods penetrate through the limiting blocks and then are connected with sliding blocks on the corresponding sides, and each sliding block is provided with a limiting column in the middle of each connecting rod.

9. The automatic ball riveting device of the welding and riveting machine of claim 1, which is characterized in that: the punching and riveting module comprises a die holder fixedly arranged on the mounting frame, and five dies, namely a rough punching die, a fine punching die, a ball feeding initial riveting die, a forming secondary riveting die and a finished product detection die, are sequentially arranged above the die holder.

10. The automatic ball riveting device of the welding and riveting machine of claim 5, which is characterized in that: the ball supply device comprises a mounting seat arranged above the rack, a ball supply motor is fixedly arranged on the mounting seat, a ball storage roller is arranged at the free end of a driving shaft of the ball supply motor, and ball carrying plates are uniformly arranged on the inner peripheral wall of the ball storage roller at intervals; a ball outlet channel is fixedly arranged on the mounting seat, one end of the ball outlet channel is positioned in the ball storage roller, the other end of the ball outlet channel extends to the outside of the ball storage roller, the ball outlet channel is obliquely and downwards arranged from one end positioned at the ball storage roller to one end positioned at the outside of the ball storage roller, a ball outlet hole is formed in one end of the ball outlet channel positioned at the outside of the ball storage roller, and the ball outlet hole is communicated with the ball feeding primary riveting die through the ball supply pipe; the mounting seat is fixedly provided with a ball blocking hopper outside the ball outlet channel, and the ball blocking hopper is obliquely and downwards arranged from one end far away from the ball storage roller to one end close to the ball storage roller.