CN109560443B

CN109560443B - Full-automatic terminal pin inserting system

Info

Publication number: CN109560443B
Application number: CN201811411194.9A
Authority: CN
Inventors: 周庆慰; 李海
Original assignee: Yueqing City Jia Get Electronics Co Ltd
Current assignee: Yueqing City Jia Get Electronics Co Ltd
Priority date: 2018-11-24
Filing date: 2018-11-24
Publication date: 2020-03-20
Anticipated expiration: 2038-11-24
Also published as: CN109560443A

Abstract

The invention discloses a full-automatic terminal pin inserting system, which relates to the technical field of terminal manufacturing and comprises a rack, wherein a terminal feeding device, a pin inserting feeding device, a conveying frame, a terminal grouping device, a material stirring device, a pin feeding device, a prepressing device, an ejector pin device, a bending device, a detecting device and a discharging device are sequentially arranged on the rack; the terminal grouping device is arranged between the feeding end of the conveying frame and the terminal feeding device, the discharging end of the conveying frame is connected with the discharging device, the terminal feeding device, the pin feeding device, the terminal grouping device, the material stirring device, the pin feeding device, the prepressing device, the thimble device, the bending device, the detecting device and the discharging device are distributed in an assembling mode, and the pin feeding device, the prepressing device, the thimble device and the bending device are distributed on the same side; the automatic packaging machine has the advantages of high automation degree and high precision, and further improves the product quality.

Description

Full-automatic terminal pin inserting system

Technical Field

The invention relates to the technical field of terminal manufacturing, in particular to a full-automatic terminal pin inserting system.

Background

The terminal is a component for connecting the storage battery with an external conductor, in the electrotechnology, the terminal is a multi-terminal, namely a wiring terminal, and is divided into a single hole, a double hole, a socket, a hook and the like, the materials are copper silver plating, copper zinc plating, copper, aluminum, iron and the like, and the terminal is mainly used for transmitting electric signals or conducting electricity; in the engineering, the interface is reserved for the post-station engineering by the pre-station engineering and is a pre-buried facility of the post-station interface engineering.

The terminal is provided with a plurality of pin holes, and in the process of manufacturing the terminal, one traditional terminal pin inserting mode is to adopt a manual row inserting mode to carry out single-chip pin inserting, and the other traditional terminal pin inserting mode is to adopt a terminal pin inserting machine to carry out automatic pin inserting; but traditional terminal pin machine degree of automation is low, can't propose in the precision, very big influence product quality.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a full-automatic terminal pin inserting system which has the advantages of high automation degree and high precision, and further improves the product quality.

In order to achieve the purpose, the invention provides the following technical scheme:

a full-automatic terminal pin inserting system comprises a rack, wherein a terminal feeding device for arranging and conveying terminals, a pin feeding device for arranging and conveying pins, a conveying rack for conveying the terminals to be processed, a terminal grouping device for quantitatively grouping the terminals, a material shifting device for driving the terminals to move on the conveying rack, a pin feeding device for inserting the pins into the terminals, a prepressing device for prepressing the pins, a thimble device for positioning the pins into the terminals, a bending device for bending the pins, a detection device for detecting the processed terminal pins and a discharging device for discharging the processed terminal pins onto the conveying rack are sequentially arranged on the rack; the terminal grouping device is arranged between the feeding end of the conveying frame and the terminal feeding device, the discharging end of the conveying frame is connected with the discharging device, the terminal feeding device, the terminal grouping device, the pin inserting feeding device, the material stirring device, the pin feeding device, the pre-pressing device, the ejector pin device, the bending device, the detecting device and the discharging device are sequentially arranged, and the pin feeding device, the pre-pressing device, the ejector pin device and the bending device are arranged on the same side.

The arrangement is that the terminals are arranged and conveyed to the conveying frame through the terminal feeding device, and during the period, the terminals are quantitatively grouped through the terminal grouping device, so that a plurality of terminals form a group, and are conveyed to the conveying frame through the material shifting device to simultaneously carry out a plurality of corresponding automatic processing operations; meanwhile, the contact pin feeding device arranges and outputs the contact pins, and the contact pins are inserted into the terminals through the contact pin feeding device, so that the effect of primarily inserting the contact pins into the terminals is realized; the grouped terminals are synchronously conveyed on the conveying frame at equal intervals through the material shifting device, after the terminals are subjected to preliminary needle feeding through the needle feeding device, the grouped terminals subjected to preliminary needle feeding are conveyed to the prepressing device through the material shifting device, and the contact pins are prepressed through the prepressing device, so that the surfaces of the contact pins form pre-bent indentation grooves; then, inserting the pins into the terminals through the pin ejecting device to realize the process of inserting the pins into the terminals; the pin-inserted terminals are conveyed to the bending device through the material stirring device, and the pins on the terminals are bent through the bending device, so that the purpose of automatic processing of the terminals is achieved; the completely processed terminal is conveyed to a detection device through a material stirring device to detect the processed product, and finally the detected product is unloaded through an unloading device to enable the product to be unloaded from a conveying frame, so that the effects of fully automatically processing and detecting the terminal contact pin are achieved; dial material device and make the terminal after the terminal grouping be in synchronous motion on the carriage, realize simultaneously that terminal on the carriage carries out to peg graft the contact pin in the terminal, carry out the pre-compaction to the contact pin that pegs graft in the terminal, peg graft the contact pin after the pre-compaction on the terminal in the terminal, the contact pin after the pre-compaction on the terminal is bent, detect the terminal that the contact pin was processed and carry out the synchronous manufacturing procedure of unloading with the terminal that processing detected, realize the effect of full automated processing terminal contact pin, it is high and the precision is good to have degree of automation, and then improve its product quality's effect.

Further setting: the terminal feeding device comprises a terminal feeding pipe used for arranging terminals and conveying and discharging materials, the terminal grouping device comprises grouping blocks arranged between the terminal feeding pipe and a conveying frame and grouping cylinders arranged on the conveying frame, piston rods of the grouping cylinders are connected with the grouping blocks and drive the grouping blocks to reciprocate perpendicular to the conveying direction of conveying terminals of the conveying frame, accommodating grooves used for accommodating the terminals are formed in the grouping blocks, feeding grooves used for conveying the terminals are formed in the conveying frame, and when the material stirring device drives the terminals to move in the feeding grooves, the accommodating grooves and the feeding grooves are in the same straight line.

The arrangement is that the terminal feeding device arranges, conveys and discharges the terminals through the terminal feeding pipes, and because the terminal feeding pipes and the accommodating grooves on the grouping blocks are in the same straight line at the beginning, the terminals are conveyed to the accommodating grooves of the grouping blocks together to form a group of terminals; when grouping the terminal on the terminal conveying pipe, the grouping block is driven to move towards the direction of the conveying frame through the grouping cylinder, the accommodating groove and the feeding groove are in the same straight line, the side wall of the grouping block plugs the discharging end of the terminal conveying pipe at the same time, continuous feeding of the terminal is placed, the terminal in the grouping block is driven by the material shifting device to be conveyed from the accommodating groove to the feeding groove of the conveying frame, and the purpose that the terminal is automatically fed to the conveying frame is achieved.

Further setting: dial the material device including setting up group material base in the frame, set up linkage cylinder on dialling the material base, connect the translation pole on linkage cylinder piston rod, set up linkage slider, both ends on dialling the material base along carriage pay-off direction vertical slip set up linkage rod on translation pole and linkage slider respectively, with linkage slider fixed connection dial the material cylinder, with dial the material cylinder of piston rod fixed connection actuating lever and a plurality of equidistance of material cylinder and fixedly set up the group material pole that is used for stirring the terminal after grouping and is in the carriage and move on the actuating lever, translation pole all with carriage transport terminal's direction parallel arrangement.

According to the arrangement, the translation rod is driven to be positioned on the material shifting base to translate through the linkage air cylinder, so that the linkage rod drives the linkage sliding block to be positioned on the linkage base to slide towards the direction of the conveying frame, and the material shifting rod is positioned on one side of the conveying terminal of the conveying frame; the material poking cylinder drives the driving rod to be in translation above the conveying frame, namely, the plurality of material poking rods synchronously carry the grouped terminals on the conveying frame at equal intervals, so that the terminals processed in the previous process are conveyed to the device of the next process for further processing, and the terminals are automatically and equidistantly conveyed on the conveying frame through the material poking device.

Further setting: the needle inserting device comprises a vertical cylinder arranged on the rack, a needle inserting base fixedly connected with a piston rod of the vertical cylinder, an upper needle plate fixedly arranged on the needle inserting base and used for receiving contact needles arranged and conveyed by the contact needle feeding device, and an upper needle driving piece used for inserting the contact needles on the upper needle plate into terminals conveyed on the conveying frame in an inserting mode, wherein the needle inserting base is arranged at a needle outlet end of the contact needle feeding device.

So set up, arrange the contact pin of output with contact pin material feeding unit through last faller and go up the needle, follow-up through perpendicular cylinder drive needle feeding base towards the carriage direction motion, make the contact pin on the faller on it align with the terminal on the carriage, the rethread is gone up needle driving piece drive contact pin and is in and slides on last faller to peg graft the contact pin one-to-one in the terminal on the carriage, realize the effect of automatic contact pin on the terminal.

Further setting: go up the needle driving piece including set up on the needle base and towards carriage direction reciprocating motion's needle cylinder and set up in last faller top and the last needle drive piece of being connected with the piston rod of needle cylinder go up the faller and seted up a plurality of needle grooves of putting on the carriage direction of feed side by side go up the needle drive piece one end of faller up be provided with put the arch of needle groove one-to-one.

So set up, the contact pin is carried to the square needle inslot of faller from contact pin material feeding unit discharge end one-to-one, go up afterwards to put needle groove and terminal one-to-one back on the faller, it slides on being in last faller through advancing needle cylinder drive upper needle drive block, and simultaneously, the arch is in and puts needle groove slip and with contact pin contact drive contact pin be in put needle inslot towards the terminal direction slip, and realize the effect of contact pin grafting in the terminal, through place the contact pin in put needle inslot improvement contact pin and terminal precision and the stability when going up the needle.

Further setting: the pre-compaction device includes pre-compaction mount pad, the mutual articulated top board and holding down plate of middle-end, sets up pre-compaction cylinder on the pre-compaction mount pad, drives the cylinder with the piston rod articulated hinge bar of pre-compaction cylinder and the level that sets up in the frame, the both ends of hinge bar articulate respectively on top board and holding down plate, the one end of keeping away from the hinge bar between top board and the holding down plate forms the opening that is used for the pre-compaction contact pin, just the holding down plate articulates on the pre-compaction mount pad, the pre-compaction mount pad drives the piston rod of actuating cylinder with the level and is connected and drive through horizontal drive pre-compaction cylinder towards carriage direction reciprocating motion.

So set up, during the pre-compaction, at first drive actuating cylinder drive pre-compaction mount pad through the level and remove towards the carriage direction, make the contact pin on the terminal be in between the opening that forms between top board and the lower holding plate, rethread pre-compaction actuating cylinder drive hinge bar rotates on being in top board and lower holding plate respectively, and the lower holding plate rotates on being in the pre-compaction mount pad, and mutual rotation between top board and the lower holding plate makes the interval reduce gradually between its opening, reaches the effect to the contact pin pre-compaction on the terminal.

Further setting: the ejector pin device comprises an ejector pin module and an ejector pin cylinder which is arranged on the machine frame and drives the ejector pin module to reciprocate towards the direction of the conveying frame.

So set up, dial the material device and stir behind the carriage inner terminal to the contact pin processing position, drive the thimble module through the thimble cylinder and move towards the carriage direction, realize pegging graft the contact pin in the purpose of terminal, realize the effect of automatic contact pin.

Further setting: the bending device comprises a fixed seat arranged on the rack, a bending air cylinder arranged on the fixed seat and reciprocating towards the direction of the conveying frame, a bending frame fixedly arranged on a piston rod of the bending air cylinder, and a bending roller which is rotatably arranged on the bending frame and used for bending the contact pin on the terminal.

So set up, dial the material device and stir the carriage in the terminal to bend behind the station of adding, through the cylinder drive mounting bracket of bending towards the carriage direction motion, make the running roller of bending contradict with the contact pin, through the continuous motion of the cylinder of bending, realize the purpose of bending to the contact pin on the terminal, realize the effect that automatic contact pin was bent.

Further setting: the detection device comprises an illuminating lamp arranged on the conveying frame and a camera arranged on the rack and used for detecting bending of the contact pin.

So set up, dial the material device and stir the carriage in terminal to detect behind the station of processing, improve the definition to the product after the processing through the light, whether rethread camera detects the product qualified for processing, improves the detection performance to the product after the processing.

Further setting: the discharging device comprises a discharging baffle arranged at the discharging end of the conveying frame and a material collecting basket arranged below the discharging baffle, wherein the conveying frame is provided with a discharging cylinder with a driving direction perpendicular to the feeding direction of the conveying terminal of the conveying frame, a piston rod of the discharging cylinder is connected with the discharging baffle, the camera is connected with a signal feedback element, and the discharging cylinder is electrically connected with the signal feedback element.

According to the arrangement, after the automatic contact pin is reprocessed, the terminals in the conveying frame are stirred by the material stirring device to be separated from the conveying frame, fall to one side of the discharging baffle plate and fall to the material receiving basket below the discharging baffle plate under the action of gravity for automatic material receiving; after the camera inspection department of detection device department has unqualified processing product, with its signal transmission to signal feedback component, rethread signal feedback component control cylinder of unloading drive discharge baffle is in carriage department and slides, makes the opposite side of discharge baffle be in carriage discharge end department, and the product that will dial material device and dial drops to in the receipts material basket of this side below, realizes the effect of automatic classification qualified product and unqualified product, improves the effect of its product detection performance and automatic classification.

Compared with the prior art, the invention has the following advantages by adopting the technical scheme:

1. the detection device is combined with the discharging device, so that the effects of automatically classifying qualified products and unqualified products are realized, and the product detection performance and the automatic classification effect are improved;

2. make the terminal after grouping be in synchronous motion on the carriage through dialling the material device, realize simultaneously that terminal on the carriage carries out to peg graft the contact pin in the terminal, carry out the pre-compaction to the contact pin that pegs graft in the terminal, peg graft the contact pin after the pre-compaction on the terminal in the terminal, the contact pin after the pre-compaction on the terminal is bent, detect the terminal that the contact pin was processed and carry out the synchronous manufacturing procedure of unloading with the terminal that processing detected, realize the effect of full automated processing terminal contact pin, it is high and the precision is good to have degree of automation, and then improve its product quality's effect.

Drawings

FIG. 1 is a schematic structural diagram of a fully automatic terminal pin inserting system;

fig. 2 is a schematic structural view of a terminal feeding device, a terminal grouping device and a material shifting device in a full-automatic terminal pin inserting system;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic structural diagram of a pin inserting device in the fully automatic terminal pin inserting system;

FIG. 5 is a cross-sectional view of a pin inserting device in the fully automatic terminal pin inserting system;

fig. 6 is a schematic structural view between the carriage and the limiting plate in the full-automatic terminal pin inserting system;

FIG. 7 is an enlarged view at B in FIG. 6;

fig. 8 is a schematic structural diagram of a pre-pressing device in the full-automatic terminal pin inserting system;

fig. 9 is a schematic structural view of a thimble device in the full-automatic terminal pin inserting system;

fig. 10 is a schematic structural view of a bending device in the fully automatic terminal pin inserting system;

fig. 11 is a schematic structural diagram of a detection device and a discharging device in a full-automatic terminal pin inserting system.

In the figure: 1. a frame; 11. a carriage; 111. a feed chute; 112. a feed inlet; 113. a discharge port; 114. mounting holes; 115. a pin shaft; 116. a limiting plate; 117. a torsion spring; 2. a terminal feeding device; 21. a terminal vibration plate; 22. a terminal feed pipe; 3. a pin feeding device; 31. inserting a pin and vibrating a disc; 32. inserting a pin feeding pipe; 4. a terminal grouping device; 41. grouping the blocks; 411. accommodating grooves; 42. grouping cylinders; 5. a material poking device; 51. a material poking base; 52. a linkage cylinder; 53. a translation rod; 54. a linkage slide block; 55. a linkage rod; 56. a material poking cylinder; 57. a drive rod; 58. a material poking rod; 6. a needle insertion device; 61. a vertical cylinder; 62. a needle inserting base; 63. an upper needle plate; 631. a needle placing groove; 64. an upper needle drive; 641. a needle inserting cylinder; 642. an upper needle driving block; 643. a protrusion; 7. a pre-pressing device; 71. pressing the mounting seat; 72. an upper pressure plate; 73. a lower pressing plate; 74. a pre-pressing cylinder; 75. a hinged lever; 76. horizontally driving the cylinder; 77. an opening; 8. a thimble device; 81. a thimble module; 82. a thimble cylinder; 9. a bending device; 91. a fixed seat; 92. bending the air cylinder; 93. a bending frame; 94. bending a roller; 95. a guide plate; 10. a detection device; 101. an illuminating lamp; 102. a camera; 103. a discharge device; 104. a discharge baffle; 105. a material collecting basket; 106. a discharge cylinder; 107. a signal feedback element.

Detailed Description

The fully automatic terminal pin inserting system is further explained with reference to the attached drawings.

A full-automatic terminal pin inserting system comprises a rack 1, wherein a terminal feeding device 2 for arranging and conveying terminals, a pin feeding device 3 for arranging and conveying pins, a conveying rack 11 for conveying the terminals to process, a terminal grouping device 4 for quantitatively grouping the terminals, a material stirring device 5 for driving the terminals to move on the conveying rack 11, a pin feeding device 6 for inserting the pins into the terminals, a prepressing device 7 for prepressing the pins, a pin device 8 for positioning the pins into the terminals, a bending device 9 for bending the pins, a detection device 10 for detecting the processed terminal pins and a discharging device 103 for discharging the processed terminal pins onto the conveying rack 11 are sequentially arranged on the rack 1.

As shown in fig. 1, the terminal grouping device 4 is arranged between the feeding end of the conveying frame 11 and the terminal feeding device 2, and the discharging end of the conveying frame 11 is connected with the discharging device 103; the terminal feeding device 2, the terminal grouping device 4, the pin feeding device 3, the material shifting device 5, the pin feeding device 6, the pre-pressing device 7, the ejector pin device 8, the bending device 9, the detecting device 10 and the discharging device 103 are sequentially arranged, and the pin feeding device 6, the pre-pressing device 7, the ejector pin device 8 and the bending device 9 are arranged on the same side.

As shown in fig. 2, the terminal feeding device 2 includes a terminal vibration tray 21 and a terminal feeding pipe 22 disposed at a discharging end of the terminal vibration tray 21 for arranging, feeding and discharging terminals; referring to fig. 3, a feeding chute 111 with a cross section shaped like a Chinese character 'tu' is opened on the conveying frame 11, and the feeding chute 111 and the terminal feeding pipe 22 are arranged in parallel on the same plane.

As shown in fig. 3, the terminal grouping device 4 includes a grouping block 41 provided between the terminal feeding pipe 22 and the conveyance rack 11 and a grouping cylinder 42 provided on the conveyance rack 11, and a piston rod of the grouping cylinder 42 is connected to the grouping block 41 and drives the grouping block 41 to reciprocate perpendicular to the conveyance direction of the conveyance rack 11 for conveying the terminals.

As shown in fig. 2 and 3, the grouping block 41 is provided with a receiving slot 411 for receiving a terminal, the cross section of the receiving slot 411 is also arranged in a shape like a Chinese character 'tu', and the length of the receiving slot 411 is longer than the total length of a group of terminals; when the terminals are in feeding, the accommodating grooves 411 and the terminal feeding pipes 22 are in the same straight line to form feeding channels for feeding the terminals in the terminal vibration discs 21 to the grouping blocks 41; when the terminals are driven by the kick-out device 5 to move in the feed chute 111, the accommodating groove 411 and the feed chute 111 are in the same straight line to form a conveying channel for conveying the terminals, and the discharging end of the terminal feed pipe 22 is sealed through one side wall of the grouping block 41, so that the terminals are prevented from being conveyed to the grouping block 41 continuously.

Referring to fig. 2 and 3, the material shifting device 5 includes a material shifting base 51 disposed on the rack 1, a linkage cylinder 52 disposed on the material shifting base 51, a translation rod 53 fixedly connected to a piston rod of the linkage cylinder 52, a linkage slider 54 vertically slidably disposed on the material shifting base 51 along a feeding direction of the carriage 11, a linkage rod 55 having two ends respectively rotatably disposed on the translation rod 53 and the linkage slider 54, a material shifting cylinder 56 fixedly connected to the linkage slider 54, a driving rod 57 fixedly connected to a piston rod of the material shifting cylinder 56, and a plurality of material shifting rods 58 fixedly disposed on the driving rod 57 at equal intervals for shifting the grouped terminals to move in the feeding slot 111 of the carriage 11.

As shown in fig. 1 and 2, the driving rod 57 and the translation rod 53 are both disposed above the carriage 11 and are arranged parallel to the direction in which the carriage 11 conveys the terminals; the two material shifting bases 51 are symmetrically arranged at two sides of the conveying frame 11 along the direction of the conveying terminal of the conveying frame 11, and the translation rods 53 are arranged on the material shifting bases 51 in a sliding and penetrating manner; the material shifting base 51 is provided with the linkage sliding blocks 54 in a sliding manner, the two linkage sliding blocks 54 are rotationally connected with the translation rod 53 through the linkage rod 55, and the translation stability of the material shifting base on the conveying frame 11 when the linkage cylinder 52 drives the translation rod 53 is improved; meanwhile, the material shifting cylinders 56 are respectively arranged on the linkage sliding blocks 54 at the two sides of the conveying frame 11, and the driving rods 57 are synchronously driven by the two material shifting cylinders 56, so that the material shifting stability of the driving rods 57 on the conveying frame 11 is improved.

As shown in fig. 1, the pin feeding device 3 includes a pin vibrating tray 31 for automatically arranging and outputting pins, and a pin feeding tube 32 disposed at a discharging end of the pin vibrating tray 31 for arranging, conveying and discharging pins.

As shown in fig. 4, the needle inserting device 6 includes a vertical cylinder 61 fixed on the frame 1 and reciprocating in the vertical direction, a needle inserting base 62 fixedly connected to a piston rod of the vertical cylinder 61 and arranged at the needle outlet end of the needle inserting feeding tube 32, an upper needle plate 63 fixedly arranged on the needle inserting base 62 and used for receiving the needles arranged and conveyed by the needle inserting feeding tube 32, and an upper needle driving member 64 used for inserting the needles on the upper needle plate 63 into the terminals conveyed on the conveying frame 11.

As shown in fig. 4 and 5, the upper needle driving unit 64 includes a needle insertion cylinder 641 disposed on the needle insertion base 62 and reciprocating toward the direction of the carriage 11, and an upper needle driving block 642 disposed above the upper needle plate 63 and connected to a piston rod of the needle insertion cylinder 641, and the upper needle driving block 642 is slidably disposed on the upper needle plate 63 by the needle insertion cylinder 641; a plurality of needle placing grooves 631 are formed in the upper needle plate 63 in parallel along the feeding direction of the conveying frame 11, the needle placing grooves 631 are semicircular grooves, and protrusions 643 corresponding to the needle placing grooves 631 one by one are arranged at one end, facing the upper needle plate 63, of the upper needle driving block 642; the upper needle cylinder drives the upper needle driving block 642 to move towards the direction of the conveying frame 11 on the upper needle plate 63, so that the purpose of inserting the contact pins on the terminals is achieved.

As shown in fig. 6, the conveying frame 11 is respectively provided with a feeding port 112 and a discharging port 113 which are communicated with the feeding groove 111 and used for the material poking rod 58 to enter and exit the feeding groove 111; the material poking rod 58 is arranged in an L shape, and when material is poked, one end of the material poking rod 58 is positioned on the material inlet 112 and the material outlet 113 to realize the in-and-out, and is positioned in the material feeding groove 111 to realize the poking of the terminal; referring to fig. 2, the feeding ports 112 and the discharging ports 113 are arranged in a group, each group of the feeding ports 112 and the discharging ports 113 corresponds to one processing step, and a distance between one group of the feeding ports 112 and an adjacent group of the discharging ports 113 is a stroke distance of the material poking cylinder 56.

As shown in fig. 6 and 7, a mounting hole 114 is formed in the wall of the feeding chute 111, a pin 115 is fixedly arranged in the mounting hole 114, a limiting plate 116 for limiting the position of the feeding terminal of the feeding chute 111 is hinged to the pin 115, a torsion spring 117 is sleeved on the pin 115, one end of the torsion spring 117 abuts against the limiting plate 116, and the other end abuts against the side wall of the mounting hole 114; in a natural state, the baffle is driven to be vertically arranged in the feeding chute 111 by the acting force of the torsion spring 117; when the terminals in the feeding groove 111 are poked through the poking device 5, the thrust acting on the terminals causes the limiting plate 116 to rotate on the pin shaft 115 and attach to the bottom wall of the feeding groove 111, so that the terminal is conveyed.

As shown in fig. 8, the pre-pressing device 7 includes a pre-pressing mounting seat 71, an upper pressing plate 72 and a lower pressing plate 73 whose middle ends are hinged to each other, a pre-pressing cylinder 74 disposed on the pre-pressing mounting seat 71, a hinge rod 75 hinged to a piston rod of the pre-pressing cylinder 74, and a horizontal driving cylinder 76 disposed on the frame 1.

As shown in fig. 8, the hinge rod 75 is arranged in a V shape, and the pre-pressing cylinder 74 is hinged at the joint of the two ends of the hinge rod 75; two ends of the hinge rod 75 are respectively hinged to the upper pressure plate 72 and the lower pressure plate 73, an opening 77 for prepressing the pin is formed at one end between the upper pressure plate 72 and the lower pressure plate 73, which is far away from the hinge rod 75, and the lower pressure plate 73 is hinged to the prepressing mounting seat 71; the prepressing mounting seat 71 is connected with a piston rod of a horizontal driving air cylinder 76 and is driven by the horizontal driving prepressing air cylinder 74 to reciprocate towards the direction of the conveying frame 11; during prepressing, the horizontal driving cylinder 76 drives the prepressing mounting seat 71 to move towards the direction of the conveying frame 11, and then the prepressing cylinder 74 drives the hinge rod 75 to move towards the direction of the conveying frame 11, so that the distance between the upper pressing plate 72 and the opening 77 formed by the lower pressing plate 73 is reduced, and the effect of prepressing pins is achieved.

As shown in fig. 9, the thimble device 8 includes a thimble module 81 and a thimble cylinder 82 disposed on the frame 1 and driving the thimble module 81 to reciprocate toward the direction of the conveying frame 11; the thimble cylinder 82 drives the thimble module 81 to move towards the direction of the conveying frame 11, so as to realize the purpose of inserting the contact pin into the terminal.

As shown in fig. 10, the bending device 9 includes a fixing seat 91 disposed on the frame 1, a bending cylinder 92 disposed on the fixing seat 91 and reciprocating toward the direction of the conveying frame 11, a bending frame 93 fixedly disposed on a piston rod of the bending cylinder 92, and a bending roller 94 rotatably disposed on the bending frame 93 for bending the contact pin on the terminal; a guide plate 95 is obliquely and fixedly arranged on the fixed seat 91, the bending frame 93 is arranged on the guide plate 95 in a sliding manner, the driving direction of the bending cylinder 92 and a vertical plane are obliquely arranged, and the inclination angle is 0-30 degrees; the bending cylinder 92 drives the mounting frame to slide on the guide plate 95, so that the bending roller 94 moves downwards towards the direction of the conveying frame 11 in an inclined manner and is abutted against the contact pins, and the purpose of bending the contact pins on the terminal is achieved.

As shown in fig. 11, the inspection device 10 includes an illumination lamp 101 disposed on the carriage 11 and a camera 102 disposed on the rack 1 for inspecting bending of the pin.

As shown in FIG. 11, the tripper device 103 comprises an inverted V-shaped discharge flapper 104 disposed at the discharge end of the transport rack 11 and a collection basket 105 disposed below the discharge flapper 104; when the material poking cylinder 56 drives the material poking rod 58 to convey the terminals, the terminals of the plug pins at the tail end of the conveying frame 11 are separated from the feeding groove 111 on the conveying frame 11 and fall onto the discharging baffle plate 104, so that the discharging effect is achieved.

As shown in fig. 11, a discharging cylinder 106 is arranged on the conveying frame 11, the driving direction of which is perpendicular to the feeding direction of the conveying terminal of the conveying frame 11, and a piston rod of the discharging cylinder 106 is connected with the discharging baffle plate 104; the camera 102 is connected with a signal feedback element 107, the discharging cylinder 106 is electrically connected with the signal feedback element 107, when the camera 102 detects an unqualified terminal pin, a signal is transmitted to the signal feedback element 107 to control the discharging cylinder 106 to operate, the discharging cylinder 106 drives the discharging baffle plate 104 to slide at the discharging end of the conveying frame 11, and the unqualified terminal pin is discharged through the other side of the discharging baffle plate 104.

The working principle is as follows: the terminals are arranged and conveyed to the conveying frame 11 through the terminal feeding device 2, during the period, the terminals are quantitatively grouped through the terminal grouping device 4, a plurality of terminals form a group, and the terminals are conveyed to the conveying frame 11 through the material shifting device 5 to simultaneously carry out a plurality of corresponding automatic processing operations; meanwhile, the contact pin feeding device 3 arranges and outputs the contact pins, and the contact pins are inserted into the terminals through the contact pin inserting device 6, so that the contact pins are initially inserted into the terminals; the grouped terminals are synchronously positioned on a conveying frame 11 for equidistant conveying through a material stirring device 5, after the terminals are subjected to preliminary needle feeding through a needle feeding device 6, the grouped terminals subjected to preliminary needle feeding are conveyed to a prepressing device 7 through the material stirring device 5, and the needles are prepressed through the prepressing device 7, so that a pre-bent indentation groove is formed on the surfaces of the needles; then, the pin is inserted and fixed in the terminal through the thimble device 8, so that the process of inserting the pin in the terminal is realized; moreover, the pin-inserted terminals are conveyed to a bending device 9 through a material stirring device 5, and the pins on the terminals are bent through the bending device 9, so that the purpose of automatic processing of the terminals is achieved; the completely processed terminals are conveyed to a detection device 10 through a material shifting device 5 to detect the processed products, finally, the discharging device 103 is combined with the detection device 10 to distinguish the qualified products from the unqualified products after detection, and the material shifting device 5 is used for discharging the qualified products and the unqualified products so that the qualified products and the unqualified products are discharged from a conveying frame 11 into different material collecting baskets 105, thereby achieving the effects of fully automatically processing the terminal pins and detecting and classifying the pins; the material stirring device 5 enables terminals after the terminals are grouped to be in synchronous motion on the conveying frame 11, the terminals on the conveying frame 11 are enabled to be inserted into the terminals in a plugging mode, the pins inserted into the terminals are pre-pressed, the pins pre-pressed on the terminals are inserted into the terminals in a real mode, the pins pre-pressed on the terminals are bent, the processed terminals of the pins are detected, and the processed and detected terminals are unloaded in a synchronous processing procedure, the effect of full-automatic processing of the pins of the terminals is achieved, the terminal pin stirring device has the advantages of being high in automation degree and good in accuracy, and the product quality is further improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a full-automatic terminal contact pin system, includes frame (1), its characterized in that: the terminal feeding device (2) used for arranging and conveying terminals, the pin feeding device (3) used for arranging and conveying pins, the conveying frame (11) used for conveying the terminals to process, the terminal grouping device (4) used for quantitatively grouping the terminals, the material shifting device (5) used for driving the terminals to move on the conveying frame (11), the pin feeding device (6) used for inserting the pins into the terminals, the pre-pressing device (7) used for pre-pressing the pins, the thimble device (8) used for positioning the pins into the terminals, the bending device (9) used for bending the pins, the detection device (10) used for detecting the processed terminal pins and the discharging device (103) used for discharging the processed terminal pins onto the conveying frame (11) are sequentially arranged on the rack (1); the terminal grouping device (4) is arranged between the feeding end of the conveying frame (11) and the terminal feeding device (2), the discharging end of the conveying frame (11) is connected with the discharging device (103), the terminal feeding device (2), the terminal grouping device (4), the pin feeding device (3), the material stirring device (5), the pin feeding device (6), the pre-pressing device (7), the thimble device (8), the bending device (9) and the detecting device (10) are sequentially arranged, and the pin feeding device (6), the pre-pressing device (7), the thimble device (8) and the bending device (9) are arranged on the same side; the terminal feeding device (2) comprises terminal feeding pipes (22) used for arranging, conveying and discharging terminals, the terminal grouping device (4) comprises grouping blocks (41) arranged between the terminal feeding pipes (22) and a conveying frame (11) and grouping air cylinders (42) arranged on the conveying frame (11), piston rods of the grouping air cylinders (42) are connected with the grouping blocks (41) and drive the grouping blocks (41) to reciprocate in the direction perpendicular to the conveying direction of the conveying terminals of the conveying frame (11), accommodating grooves (411) used for accommodating the terminals are formed in the grouping blocks (41), feeding grooves (111) used for conveying the terminals are formed in the conveying frame (11), and when the terminals are driven by a material shifting device (5) to move in the feeding grooves (111), the accommodating grooves (411) and the feeding grooves (111) are located on the same straight line.

2. The fully automatic terminal pin inserting system according to claim 1, wherein: the material stirring device (5) comprises a material stirring base (51) arranged on the rack (1), a linkage cylinder (52) arranged on the material stirring base (51), a translation rod (53) connected on a piston rod of the linkage cylinder (52), a linkage slide block (54) vertically arranged on the material stirring base (51) in a sliding manner along the feeding direction of the conveying frame (11), a linkage rod (55) with two ends respectively rotatably arranged on the translation rod (53) and the linkage slide block (54), a material stirring cylinder (56) fixedly connected with the linkage slide block (54), a driving rod (57) fixedly connected with the piston rod of the material stirring cylinder (56) and a plurality of material stirring rods (58) which are fixedly arranged on the driving rod (57) at equal intervals and used for stirring grouped terminals to move on the conveying frame (11), the driving rod (57) and the translation rod (53) are arranged in parallel with the direction of the conveying terminals of the conveying frame (11).

3. The fully automatic terminal pin inserting system according to claim 1, wherein: the needle inserting device (6) comprises a vertical cylinder (61) arranged on the rack (1), a needle inserting base (62) fixedly connected with a piston rod of the vertical cylinder (61), an upper needle plate (63) fixedly arranged on the needle inserting base (62) and used for receiving the contact pins which are arranged and conveyed by the contact pin feeding device (3), and an upper needle driving piece (64) used for inserting the contact pins on the upper needle plate (63) into terminals conveyed on the conveying frame (11), wherein the needle inserting base (62) is arranged at a needle outlet end of the contact pin feeding device (3).

4. The fully automatic terminal pin system according to claim 3, wherein: the upper needle driving piece (64) comprises a needle feeding cylinder (641) which is arranged on a needle feeding base (62) and reciprocates towards the direction of the conveying frame (11) and an upper needle driving block (642) which is arranged above the upper needle plate (63) and connected with a piston rod of the needle feeding cylinder (641), a plurality of needle placing grooves (631) are formed in the upper needle plate (63) side by side along the feeding direction of the conveying frame (11), and protrusions (643) which correspond to the needle placing grooves (631) one by one are arranged at one end, facing the upper needle plate (63), of the upper needle driving block (642).

5. The fully automatic terminal pin inserting system according to claim 1, wherein: the prepressing device (7) comprises a prepressing mounting seat (71), an upper pressing plate (72) and a lower pressing plate (73) with the middle ends mutually hinged, a prepressing cylinder (74) arranged on the prepressing mounting seat (71), a hinged rod (75) hinged with a piston rod of the prepressing cylinder (74) and a horizontal driving cylinder (76) arranged on the frame (1), two ends of the hinged rod (75) are respectively hinged on the upper pressure plate (72) and the lower pressure plate (73), an opening (77) for pre-pressing a pin is formed at one end between the upper pressing plate (72) and the lower pressing plate (73) far away from the hinge rod (75), and the lower pressing plate (73) is hinged on the prepressing mounting seat (71), and the prepressing mounting seat (71) is connected with a piston rod of the horizontal driving air cylinder (76) and driven by the horizontal driving prepressing air cylinder (74) to reciprocate towards the direction of the conveying frame (11).

6. The fully automatic terminal pin inserting system according to claim 1, wherein: the ejector pin device (8) comprises an ejector pin module (81) and an ejector pin cylinder (82) which is arranged on the rack (1) and drives the ejector pin module (81) to reciprocate towards the direction of the conveying frame (11).

7. The fully automatic terminal pin inserting system according to claim 1, wherein: the bending device (9) comprises a fixing seat (91) arranged on the rack (1), a bending cylinder (92) which is arranged on the fixing seat (91) and reciprocates towards the direction of the conveying frame (11), a bending frame (93) fixedly arranged on a piston rod of the bending cylinder (92) and a bending roller (94) which is rotatably arranged on the bending frame (93) and used for bending the contact pin on the terminal.

8. The fully automatic terminal pin inserting system according to claim 1, wherein: the detection device (10) comprises an illuminating lamp (101) arranged on the conveying frame (11) and a camera (102) arranged on the rack (1) and used for detecting bending of the contact pin.

9. The fully automatic terminal pin system according to claim 8, wherein: the discharging device (103) comprises a discharging baffle (104) arranged at the discharging end of the conveying frame (11) in an inverted V shape and a material collecting basket (105) arranged below the discharging baffle (104), a discharging cylinder (106) with a driving direction perpendicular to the feeding direction of a conveying terminal of the conveying frame (11) is arranged on the conveying frame (11), a piston rod of the discharging cylinder (106) is connected with the discharging baffle (104), the camera (102) is connected with a signal feedback element (107), and the discharging cylinder (106) is electrically connected with the signal feedback element (107).