CN112224496A

CN112224496A - Welding rod boxing equipment

Info

Publication number: CN112224496A
Application number: CN202011163295.6A
Authority: CN
Inventors: 黄毅坤
Original assignee: Tianjin Huikunnuoxin Packing Machine Co ltd
Current assignee: Tianjin Huikunnuoxin Packing Machine Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-01-15

Abstract

The application provides welding rod dress box equipment includes: a frame; the welding rod packing box opening device is used for opening the packing box; the conveying folding device is used for conveying and folding the packing boxes and specifically comprises a conveying belt and a folding mechanism; and the welding rod arranging and conveying device is used for arranging the welding rods and pushing the arranged welding rods into the packaging box. In the embodiment of the application, automatic box opening and hinge gluing of the welding rod packaging box can be realized, the automation degree is high, the structure is simple and compact, the box opening speed is high, and the efficiency is high; the automatic welding rod grabbing and feeding and the arrangement and alignment of the welding rods can be realized, the arranged welding rods can be automatically loaded into the box, the working efficiency is improved, and the labor cost is reduced; the welding rod packing box after the rubber coating of can realizing folding paper carries out the centre gripping and carries, consolidates the welding rod packing box after the rubber coating for the bonding of welding rod packing box is inseparabler firm.

Description

Welding rod boxing equipment

Technical Field

The application relates to the technical field of welding rod packaging, in particular to welding rod boxing equipment.

Background

The welding rod is a metal strip which is melted and filled at the joint of a welding workpiece, is widely applied to the aspects of gas welding or electric welding, the production efficiency of the welding rod is obviously improved along with the continuous progress of scientific technology, the manual operation is gradually improved to the automation direction, in the prior art, the production of the welding rod is basically completed through a production line, and the packaging process after quality inspection and metering is performed manually.

In the existing welding rod boxing process, manual operation is adopted for unpacking a welding rod packaging box and the operation of a hinge is finished by adopting a machine, manual operation is adopted for unpacking the welding rod packaging box, the hinge efficiency is low, the labor cost is high, the existing unpacking device is low in unpacking speed and efficiency, complex in structure and poor in running stability, and the reliability of the device cannot be ensured; after the rubber coating hinge process, the process that needs after most directly goes on can't guarantee the inseparable degree that welding rod packing carton bonded, causes the scattering of welding rod packing carton easily to because the welding rod packing carton has multiple specification and dimension, can't satisfy carry out the demand that the centre gripping was carried to many specifications welding rod packing carton.

In the welding rod arranging process, most produced welding rods are manually placed in the subsequent packaging process, so that the method is low in working efficiency and high in labor cost, and the welding rods are easy to fall off in the transplanting process due to the fact that part of the produced welding rods are not stably driven and are not suitable for the transplanting of the welding rods by the aid of the automatic feeding device; for adapting to the speed of the production line, more labor force is required to be equipped in the arranging process, otherwise the requirement for packaging finished products cannot be met, obviously, the manual welding rod arranging process has the practical problems of low arranging efficiency and incapability of adapting to the production speed of the automatic welding rod production line, and the arranging and aligning effects of the welding rods are poor.

Disclosure of Invention

The welding rod boxing equipment is used for overcoming the defects in the prior art, can realize automatic box opening and hinge gluing of a welding rod packaging box, and is high in automation degree, simple and compact in structure, high in box opening speed and high in efficiency; the automatic welding rod grabbing and feeding and the arrangement and alignment of the welding rods can be realized, the arranged welding rods can be automatically loaded into the box, the working efficiency is improved, and the labor cost is reduced; the welding rod packing box after the rubber coating of can realizing folding paper carries out the centre gripping and carries, consolidates the welding rod packing box after the rubber coating for the bonding of welding rod packing box is inseparabler firm.

The application provides a welding rod dress box equipment includes:

a frame;

the welding rod packing box opening device is used for opening a packing box and specifically comprises a support frame, a first rotating shaft, a first connecting frame, a first box sucking disc, a second rotating shaft, a second connecting frame, a second box sucking disc and a double-shaft output speed reducer, wherein the support frame and the double-shaft output speed reducer are arranged on the rack, the first rotating shaft and the second rotating shaft are both rotatably arranged in the support frame, the first connecting frame is arranged on the first rotating shaft, a rotating rod is rotatably arranged on the first connecting frame, the first box sucking disc is arranged on the rotating rod, the second connecting frame is arranged on the second rotating shaft, the second box sucking disc is arranged on the second connecting frame, a first connecting rod and a second connecting rod are respectively arranged on two output shafts of the double-shaft output speed reducer, the first connecting rod is connected with the first rotating shaft, the second connecting rod is connected with the second rotating shaft;

the conveying and folding device is used for conveying and folding the packing boxes and specifically comprises a conveying belt and a folding mechanism, the folding mechanism is arranged on two sides of the conveying belt, and the folding mechanism comprises a small-page folding pneumatic push plate, a small-page folding fixed push plate, a first large-page folding guide plate, a glue gun and a second large-page folding guide plate which are sequentially arranged;

welding rod arrangement conveyor for in arranging the welding rod and pushing into the packing carton with the welding rod of putting in order, specifically include chain conveyor and shock mechanism, chain conveyor sets up in the frame, shock mechanism is including shaking the cylinder and shaking the board, it is fixed to shake the cylinder and set up one side of chain conveyor, it is fixed to set up to shake the board on shaking the piston rod of cylinder.

The carton discharging mechanism and the guide rails are arranged on the guide rods in a sliding manner, the guide rails are arranged on the inner sides of the carton discharging mechanism, the carton discharging mechanism comprises a third driving motor, a mounting fixing plate, a driving roller, a first driven roller, a second driven roller, a supporting plate and a conveying belt, the third driving motor is fixedly arranged on the lower surface of the mounting fixing plate, the driving roller is arranged on the upper surface of the mounting fixing plate and is connected with an output shaft of the third driving motor, the supporting plate is arranged on the inner side of the mounting fixing plate, and the first driven roller and the second driven roller are rotatably arranged on the upper surface of the mounting fixing plate, the first driven roller and the second driven roller are respectively positioned at two ends of the supporting plate, and the conveying belt is arranged around the driving roller, the first driven roller, the supporting plate and the second driven roller.

The welding rod arranging and conveying device comprises a fixed mounting frame, a movable plate, a lifting cylinder and a grabbing mechanism, wherein the movable plate is arranged on the fixed mounting frame in a sliding mode, the lifting cylinder is fixedly arranged on the movable plate, and the grabbing mechanism is arranged on a piston rod of the lifting cylinder through a linkage plate;

snatch the mechanism including snatching cylinder, installation curb plate, first link rod, second link rod, first tongs and second tongs, it sets up to snatch the cylinder on the linkage plate, the installation curb plate is fixed to be set up snatch on the cylinder, first tongs with the second tongs is all rotated through the installation pivot and is set up on the installation curb plate, first link rod one end with first tongs is articulated mutually, the other end with the piston rod of snatching the cylinder is articulated mutually, second link rod one end with the second tongs is articulated mutually, the other end with the piston rod of snatching the cylinder is articulated mutually.

Further, the welding rod arranging and conveying device also comprises an aligning mechanism, the aligning mechanism comprises an aligning cylinder, a mounting base plate, a first baffle plate and a second baffle plate, the mounting bottom plate is fixedly arranged on the chain conveyor, the first baffle plate and the second baffle plate are arranged on the mounting bottom plate in a sliding manner, the first baffle and the second baffle are symmetrically arranged at two sides of the chain conveyor, the mounting bottom plate is provided with a rotating shaft, the rotating shaft is provided with a connecting rod which is rotatably arranged on the mounting bottom plate through the rotating shaft, a first pull rod and a second pull rod are respectively arranged at the two ends of the connecting rod, the first pull rod is connected with the first baffle plate, the second pull rod is connected with the second baffle, the aligning cylinder is arranged in the chain conveyor, and a piston rod of the aligning cylinder is connected with the first baffle.

Further, welding rod packing carton division box device still includes alignment jig and rack, the alignment jig sets up the upper end of support frame, the rack sets up on the support frame and be located alignment jig one side, support frame one side is provided with the bracing piece, the piston rod of bracing piece with the lower surface of rack is connected, be provided with side pressure fixed plate and push down the fixed plate in the alignment jig, the side pressure fixed plate with the push down the fixed plate all is in through the guide post activity setting in the alignment jig.

Furthermore, a rotating shaft support is arranged on the side wall of the support frame, the rotating shaft support is rotatably arranged on the side wall of the support frame through a bearing, a rotating shaft is arranged in the rotating shaft support, one end of the rotating shaft is connected with the rotating rod, and a first linear bearing is arranged between the rotating shaft and the rotating shaft support.

Further, be provided with fixed fixture block on the conveyer belt, first big deflector one end level that pages of folds sets up, and the other end sets up perpendicularly, the horizontal end of first big deflector that pages of folds is higher than the upper surface of packing carton, the second is folded big deflector one end level and is set up, and the other end sets up perpendicularly, the second is folded big deflector's horizontal end and is less than the lower surface of packing carton.

Further, the welding rod arranging and conveying device further comprises a package pushing mechanism, the package pushing mechanism comprises a mounting plate, a sliding plate and a push plate, the mounting plate is fixedly arranged on the rack, the sliding plate is slidably arranged on the mounting plate, a linear guide rail is arranged on the mounting plate, the sliding plate is fixedly arranged on a sliding block of the linear guide rail, and the push plate is fixedly arranged on the sliding plate;

the frame is provided with the first driving motor, an output shaft of the first driving motor is provided with the first belt pulley, the sliding plate is provided with a second belt pulley and a first synchronous belt clamping block, the first belt pulley is connected with the second belt pulley through a first synchronous belt, and the first synchronous belt is fixed with the sliding plate through the first synchronous belt clamping block.

Furthermore, the top of shaking the mechanism is provided with pushing down the mechanism, pushing down the mechanism and including pushing down cylinder, linking bridge and holding down plate, pushing down the cylinder fixed setting in the frame, the linking bridge sets up on pushing down the piston rod of cylinder, the holding down plate passes through the guide arm setting and is in on the linking bridge, the cover is equipped with reset spring on the guide arm.

Furthermore, a tensioning roller is further arranged on the mounting and fixing plate and used for tensioning the conveying belt;

the mounting and fixing plate is arranged on the guide rod in a sliding manner through a connecting seat, the box discharging mechanism further comprises a movable lead screw and a pushing plate, the pushing plate is arranged on the movable lead screw through a lead screw nut, and the pushing plate is connected with the connecting seat;

the guide rail comprises a support plate, a connecting plate and a plurality of rolling bearings, wherein the rolling bearings are arranged at the upper end of the support plate, and are uniformly distributed at the upper end of the support plate;

the connecting plate is arranged at the lower end of the supporting plate, and the connecting plate is arranged on the guide rod in a sliding mode through a second linear bearing.

Further, be provided with second driving motor on the fixed mounting bracket, be provided with the action wheel on second driving motor's the output shaft, fixed mounting bracket one end is provided with from the driving wheel, the action wheel with be connected through the second hold-in range from the driving wheel, the second hold-in range clamp piece with the removal board is fixed mutually.

Furthermore, the lower end of the first hand grip and the lower end of the second hand grip are both in a semicircular structure, and the tail end of the first hand grip and the tail end of the second hand grip are provided with tooth-shaped interfaces matched with each other.

In the embodiment of the application, due to the adoption of the technical scheme, the automatic box opening and hinge gluing of the welding rod packaging box can be realized, the automation degree is high, the structure is simple and compact, and the box opening speed and the efficiency are high; the automatic welding rod grabbing and feeding and the arrangement and alignment of the welding rods can be realized, the arranged welding rods can be automatically loaded into the box, the working efficiency is improved, and the labor cost is reduced; the welding rod packing box after the rubber coating of can realizing folding paper carries out the centre gripping and carries, consolidates the welding rod packing box after the rubber coating for the bonding of welding rod packing box is inseparabler firm.

The box grabbing and opening actions on the packing box can be realized through the arrangement of the first rotating shaft, the first connecting frame, the first box sucking disc, the second rotating shaft, the second connecting frame, the second box sucking disc and the double-shaft output speed reducer, the double-shaft output speed reducer simultaneously drives the first connecting rod and the second connecting rod to move, the first box sucking disc and the second box sucking disc move simultaneously, and the box grabbing speed and the box opening efficiency are improved; the rotating shaft, the first linear bearing and the rotating rod can realize the overturning action of the packaging box, ensure the stability of action operation and improve the reliability of the device;

the side pressing fixing plates and the lower pressing fixing plates are arranged, so that the clamping and pressing of the adjusting frame on the packing boxes with different sizes can be met, the placing frame can be inclined upwards by adjusting the supporting rods, and the packing boxes stored on the placing frame can be automatically supplemented forwards;

the second synchronous belt is adopted to drive the moving plate and the grabbing mechanism to move, so that stable transmission can be ensured, and welding rods are prevented from falling off in the transplanting process; through the cylinder that snatchs that sets up, the installation curb plate, first interlock pole, the second interlock pole, first tongs and second tongs, can realize snatching the automation of welding rod, and the lower extreme of first tongs is semicircle type structure with the lower extreme of second tongs, the end of first tongs is provided with the profile of tooth interface of mutually supporting with the end of second tongs, can be applicable to snatching of welding rod, guarantee the first inseparable degree of snatching hand and second tongs closure, avoid the welding rod to drop from the gap.

Through the arrangement of the pressing mechanism and the oscillating mechanism, the welding rod groups can be oscillated and arranged, so that scattered welding rods are arranged in the welding rod placing rack in order, the arranging efficiency is high, the welding rods are more compact through the matching of the pressing mechanism and the oscillating mechanism, and the subsequent boxing work is facilitated;

through the alignment mechanism who sets up, can arrange in order two terminal surfaces of welding rod group to rotate through the axis of rotation through the first pull rod, the second pull rod, align cylinder and the connecting rod that set up and set up on mounting plate, realized aligning the removal that the cylinder drove first baffle and second baffle simultaneously. The flatness of two end surfaces of the welding rod group is ensured; the arranged package pushing mechanism can push the arranged welding rod group into the packaging box, so that the production efficiency is improved, and the labor cost is reduced;

through the removal lead screw, slurcam, the connecting seat that set up, can adjust the distance between two sets of box mechanisms that go out, satisfy the centre gripping to different specification and dimension welding rod packing carton, guarantee to both press from both sides tightly the welding rod packing carton of different specifications. Through the connecting plate and the second linear bearing that set up, can adjust guide rail's position, satisfy and support and carry different specification and dimension welding rod packing carton.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic view of the overall structure of the opening device for the welding rod packing box of the present application;

FIG. 3 is a schematic view of the internal structure of the support frame of the present application;

FIG. 4 is an enlarged view of a portion of the present application A;

FIG. 5 is a schematic view of the adjusting stand and the placing stand of the present application

FIG. 6 is a schematic view showing the overall construction of the present invention; (ii) a

FIG. 7 is a schematic view of the overall structure of the electrode arranging and conveying device according to the present application;

FIG. 8 is a schematic structural diagram of a pressing mechanism and a vibrating mechanism according to the present application;

FIG. 9 is a schematic view of the alignment mechanism of the present application;

FIG. 10 is a schematic structural diagram of a push-to-package mechanism of the present application;

FIG. 11 is a schematic view of the overall mechanism of the welding rod transplanting device of the present application;

FIG. 12 is a schematic view of the structure of the grasping mechanism of the present application;

FIG. 13 is a schematic view of the connection of a second drive motor, drive pulley, second timing belt and driven pulley of the present application;

FIG. 14 is a schematic view of the overall structure of the clamping and conveying device of the present application;

FIG. 15 is a schematic structural view of the ejection mechanism of the present application;

fig. 16 is a schematic structural view of a guide rail according to the present application.

Wherein: 1-a frame; 2-opening device for welding rod packaging box; 3-a transport folding device; 4-clamping the conveying device; 5-a welding rod transplanting device; 6-welding rod arranging and conveying device; 7-a support frame; 8-a second rotating shaft; 9-a first link; 10-a double-shaft output speed reducer; 11-a second link; 12-a second connecting frame; 13-a second suction box suction cup; 14-a first shaft; 15-a first connecting frame; 16-rotating rods; 17-a first suction box suction cup; 18-an adjusting bracket; 19-placing the rack; 20-a first linkage rod; 21-a second linkage rod; 22-packaging box; 23-rotating shaft support; 24-a rotation axis; 25-a first linear bearing; 26-a support bar; 27-pressing down the fixing plate; 28-side pressure fixing plate; 29-a conveyor belt; 30-fixing the fixture block; 31-folding small leaf pneumatic push plate; 32-folding the small leaf to fix the push plate; 33-a first page folding guide plate; 34-glue gun; 35-a second big folding guide plate; 36-a chain conveyor; 37-a welding rod placing box; 38-a hold down mechanism; 39-oscillating mechanism; 40-an alignment mechanism; 41-a bag pushing mechanism; 42-oscillating cylinder; 43-a vibrating plate; 44-a return spring; 45-pressing plate; 46-a guide rod; 47-a down-pressure cylinder; 48-connecting the bracket; 49-mounting a base plate; 50-a connecting rod; 51-a rotating shaft; 52-a first pull rod; 53-a first baffle; 54-an alignment cylinder; 55-a second pull rod; 56-a second baffle; 57-a mounting plate; 58-a first synchronous belt-gripping block; 59-a slide plate; 60-push plate; 61-a second pulley; 62-a first synchronization belt; 63-a first drive motor; 64-a first pulley; 65-fixing the mounting frame; 66-moving plate; 67-lifting cylinder; 68-linkage plate; 69-a gripping mechanism; 70-a grabbing cylinder; 71-mounting side plates; 72-a first linkage rod; 73-a second trace; 74-first gripper; 75-a second gripper; 76-a toothed interface; 77-a second drive motor; 78-driving wheel; 79-a second synchronous belt gripping block; 80-a second synchronous belt; 81-driven wheel; 82-a cartridge ejection mechanism; 83-a guide rail; 84-a guide bar; 85-a third drive motor; 86-mounting a fixing plate; 87-active roll; 88-a first driven roller; 89-tension roll; 90-a support plate; 91-a second driven roller; 92-a conveyor belt; 93-a connecting seat; 94-lead screw nut; 95-a push plate; 96-moving the lead screw; 97-rolling bearing; 98-a support plate; 99-a second linear bearing; 100-connecting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 16, the present application provides an electrode boxing apparatus including:

a frame 1;

the welding rod packing box opening device 2 is used for opening a packing box 22, and as shown in fig. 2 to 5, comprises a support frame 7, a first rotating shaft 14, a first connecting frame 15, a first box sucking suction cup 17, a second rotating shaft 8, a second connecting frame 12, a second box sucking cup 13 and a double-shaft output speed reducer 10, wherein the support frame 7 and the double-shaft output speed reducer 10 are arranged on a machine frame 1, the first rotating shaft 14 and the second rotating shaft 8 are both rotatably arranged in the support frame 7, the first rotating shaft 14 is positioned above the second rotating shaft 8, the first connecting frame 15 is arranged on the first rotating shaft 14, a rotating rod 16 is rotatably arranged on the first connecting frame 15, the first box sucking cup 17 is arranged on the rotating rod 16, the second connecting frame 12 is arranged on the second rotating shaft 8, the second box sucking cup 13 is arranged on the second connecting frame 12, two output shafts of the double-shaft output speed reducer 10 are respectively provided with a first connecting rod 9 and a second connecting rod 11, the first connecting rod 9 is connected with the first rotating shaft 14 through a first linkage rod 20, and the second connecting rod 11 is connected with the second rotating shaft 8 through a second linkage rod 21. A rotating shaft bracket 23 is arranged on the side wall of the support frame 7, the rotating shaft bracket 23 is rotatably arranged on the side wall of the support frame 7 through a bearing, a rotating shaft 24 is arranged in the rotating shaft bracket 23, one end of the rotating shaft 24 is connected with the rotating rod 16, and a first linear bearing 25 is arranged between the rotating shaft 24 and the rotating shaft bracket 23.

The adjustable support is characterized by further comprising an adjusting frame 18 and a placing frame 19, the adjusting frame 18 is arranged at the upper end of the support frame 7, the placing frame 19 is arranged on the support frame 7 and located on one side of the adjusting frame 18, a supporting rod 26 is arranged on one side of the support frame 7, a piston rod of the supporting rod 26 is connected with the lower surface of the placing frame 19, a side pressure fixing plate 28 and a pressing fixing plate 27 are arranged in the adjusting frame 18, and the side pressure fixing plate 28 and the pressing fixing plate 27 are movably arranged in the adjusting frame 18 through guide posts.

Carry folding device 3, a be used for to packing carton 22 carry and fold paper, as shown in fig. 6, including conveyer belt 29 and folding mechanism, conveyer belt 29 sets up in frame 1, folding mechanism sets up the both sides at conveyer belt 29, be provided with fixed fixture block 30 on the conveyer belt 29, a packing carton 22 after being used for fixed unpacking, folding mechanism is including the pneumatic push pedal 31 of the little page or leaf of book that sets gradually, the fixed push pedal 32 of the little page or leaf of book, first big page or leaf deflector 33 of book, glue rifle 34 and the big page or leaf deflector 35 of second book, first big page or leaf deflector 33 one end level sets up, the other end sets up perpendicularly, the horizontal end of first big page or leaf deflector 33 of book is higher than the upper surface of packing carton 22, big page or leaf deflector 35 one end level sets up of second book, the other end sets up perpendicularly, the horizontal end of big page or leaf deflector 35 of second.

The welding rod arranging and conveying device 6 is used for arranging welding rods and pushing the arranged welding rods into the packaging box 22, and as shown in fig. 7 to 10, the welding rod arranging and conveying device comprises a chain conveyor 36, an oscillating mechanism 39 and an aligning mechanism 40, wherein the chain conveyor 36 is arranged on the rack 1, the oscillating mechanism 39 comprises an oscillating cylinder 42 and an oscillating plate 43, the oscillating cylinder 42 is fixedly arranged on one side of the chain conveyor 36, and the oscillating plate 43 is fixedly arranged on a piston rod of the oscillating cylinder 42;

the alignment mechanism 40 comprises an alignment air cylinder 54, a mounting base plate 49, a first baffle plate 53 and a second baffle plate 56, the mounting base plate 49 is fixedly arranged on the chain conveyor 36, the first baffle plate 53 and the second baffle plate 56 are arranged on the mounting base plate 49 in a sliding mode through slider sliding rails, the first baffle plate 53 and the second baffle plate 56 are symmetrically arranged on two sides of the chain conveyor 36, a rotating shaft 51 is arranged on the mounting base plate 49, a connecting rod 50 is arranged on the rotating shaft 51, the connecting rod 50 is arranged on the mounting base plate 49 in a rotating mode through the rotating shaft 51, a first pull rod 52 and a second pull rod 55 are arranged at two ends of the connecting rod 50 respectively, the first pull rod 52 is connected with the first baffle plate 53, the second pull rod 55 is connected with the second baffle plate 56, the alignment air cylinder 54 is arranged in the chain conveyor 36, and a piston rod of the alignment air cylinder 54 is connected.

A pressing mechanism 38 is arranged above the oscillating mechanism 39, the pressing mechanism 38 comprises a pressing cylinder 47, a connecting bracket 48 and a pressing plate 45, the pressing cylinder 47 is fixedly arranged on the frame 1, the connecting bracket 48 is arranged on a piston rod of the pressing cylinder 47, and the pressing plate 45 is arranged on the connecting bracket 48 through a guide rod 46. The guide rod 46 is sleeved with a return spring 44. The return spring 44 can enable the lower pressing plate 45 to always press the welding rod, the welding rod moves up and down in the vibration process, the lower pressing plate 45 moves up and down along the guide rod 46, and the welding rod is always pressed under the action of the return spring 44.

Still including pushing away a packet mechanism 41, push away a packet mechanism 41 and include mounting panel 57, slide 59 and push pedal 60, and mounting panel 57 is fixed to be set up in frame 1, and slide 59 slides and sets up on mounting panel 57, is provided with linear guide on the mounting panel 57, and slide 59 is fixed to be set up on linear guide's slider, and push pedal 60 is fixed to be set up on slide 59.

The frame 1 is provided with a first driving motor 63, an output shaft of the first driving motor 63 is provided with a first belt wheel 64, the sliding plate 59 is provided with a second belt wheel 61 and a first synchronous belt clamping block 58, the first belt wheel 64 and the second belt wheel 61 are connected through a first synchronous belt 62, and the first synchronous belt 62 is fixed with the sliding plate 59 through the first synchronous belt clamping block 58.

The oscillating mechanism 39, the aligning mechanism 40, and the bag pushing mechanism 41 are arranged in this order along the chain advancing direction of the chain conveyor 36. The oscillating mechanisms 39 are provided in two sets, and the two sets of oscillating mechanisms 39 are symmetrically arranged on two sides of the chain conveyor 36.

Be provided with the welding rod on chain conveyor 36's the chain and place box 37, the welding rod is placed box 37 and is provided with a plurality ofly, and box 37 equidistance setting is placed on chain conveyor 36's chain to a plurality of welding rods.

The welding rod transplanting device 5 is used for transferring welding rods to the welding rod arranging and conveying device 6, and comprises a fixed mounting frame 65, a moving plate 66, a lifting cylinder 67 and a grabbing mechanism 69, as shown in fig. 11 to 13, wherein the fixed mounting frame 65 is arranged on the rack 1, the moving plate 66 is arranged on the fixed mounting frame 65 in a sliding mode through a sliding rail slider, the lifting cylinder 67 is fixedly arranged on the moving plate 66, and the grabbing mechanism 69 is arranged on a piston rod of the lifting cylinder 67 through a linkage plate 68;

the grabbing mechanism 69 comprises a grabbing cylinder 70, a mounting side plate 71, a first linkage rod 72, a second linkage rod 73, a first grabbing hand 74 and a second grabbing hand 75, the grabbing cylinder 70 is arranged on the linkage plate 68, the mounting side plate 71 is fixedly arranged on the grabbing cylinder 70, the first grabbing hand 74 and the second grabbing hand 75 are rotatably arranged on the mounting side plate 71 through mounting rotating shafts, one end of the first linkage rod 72 is hinged to the first grabbing hand 74, the other end of the first linkage rod is hinged to a piston rod of the grabbing cylinder 70, one end of the second linkage rod 73 is hinged to the second grabbing hand 75, and the other end of the second linkage rod is hinged to a piston rod of the grabbing cylinder 70. The lower end of the first hand grip 74 and the lower end of the second hand grip 75 are both semi-circular structures, and the tail end of the first hand grip 74 and the tail end of the second hand grip 75 are provided with tooth-shaped interfaces 76 which are matched with each other. Two grabbing mechanisms 69 are arranged, and the two grabbing mechanisms 69 are horizontally arranged on the linkage plate 68.

The fixed mounting frame 65 is provided with a second driving motor 77, an output shaft of the second driving motor 77 is provided with a driving wheel 78, one end of the fixed mounting frame 65 is provided with a driven wheel 81, the driving wheel 78 and the driven wheel 81 are connected through a second synchronous belt 80, and the second synchronous belt 80 is fixed with the moving plate 66 through a second synchronous belt clamping block 79.

The holding and conveying device 4 is used for compressing and conveying the packed box 22 after being packed into a box and folded, as shown in fig. 14 to 16, and comprises a box outlet mechanism 82, a guide rail 83 and a guide rod 84, wherein the guide rod 84 is arranged on the frame 1, the box outlet mechanism 82 and the guide rail 83 are both arranged on the guide rod 84 in a sliding manner, the guide rail 83 is arranged on the inner side of the box outlet mechanism 82, the box outlet mechanism 82 comprises a third driving motor 85, a mounting fixing plate 86, a driving roller 87, a first driven roller 88, a second driven roller 91, a supporting plate 90 and a conveying belt 92, the third driving motor 85 is fixedly arranged on the lower surface of the mounting fixing plate 86, the driving roller 87 is arranged on the upper surface of the mounting fixing plate 86 and connected with an output shaft of the third driving motor 85, the supporting plate 90 is arranged on the inner side of the mounting fixing plate 86, the first driven roller 88 and the second driven roller 91 are rotatably arranged on the, a first driven roller 88 and a second driven roller 91 are respectively located at both ends of the pallet 90, and a conveying belt 92 is provided around the driving roller 87, the first driven roller 88, the pallet 90, and the second driven roller 91. The pallet 90 serves to support the conveyor belt 92. A tension roller 89 is further provided on the mounting fixing plate 86, and the tension roller 89 is used for tensioning the conveying belt 92.

The mounting fixing plate 86 is slidably disposed on the guide rod 84 through a connecting seat 93, the cartridge discharging mechanism 82 further includes a movable screw 96 and a pushing plate 95, the pushing plate 95 is disposed on the movable screw 96 through a screw nut 94, and the pushing plate 95 is connected to the connecting seat 93. The mounting and fixing plate 86 is provided with a box outlet cover.

The guide rail 83 includes a support plate 98, a connecting plate 100, and rolling bearings 97, the rolling bearings 97 being provided at the upper end of the support plate 98, the rolling bearings 97 being provided in plurality, the plurality of rolling bearings 97 being evenly distributed at the upper end of the support plate 98. A connecting plate 100 is provided at the lower end of the support plate 98, and the connecting plate 100 is slidably provided on the guide bar 84 through a second linear bearing 99.

The box discharging mechanisms 82 are arranged in two groups, and the two groups of box discharging mechanisms 82 are arranged on the guide rods 84 in a mirror image mode. Two sets of guide rails 83 are provided, and the two sets of guide rails 83 are provided between the two sets of ejection mechanisms 82.

When the welding rod boxing operation is performed, a plurality of packaging boxes 22 are placed in the adjusting frame 18 and the placing frame 19, the double-shaft output speed reducer 10 is started, and two output shafts of the double-shaft output speed reducer 10 respectively drive the first connecting rod 9 and the second connecting rod 11 to do up-and-down reciprocating motion. The first connecting rod 9 moves downwards, the first connecting rod 9 pulls the first linkage rod 20 to further drive the first rotating shaft 14 to rotate anticlockwise, so that the first connecting frame 15 moves anticlockwise downwards, and at the moment, the first box sucking discs 17 suck the packaging boxes 22 placed in the adjusting frame 18. In the process of moving the first link frame 15 counterclockwise downward, the rotation shaft 24 and the rotation shaft support 23 are driven to rotate clockwise, and the rotation shaft 24 reciprocates along the rotation shaft support 23 by the first linear bearing 25, so that the rotation lever 16 rotates clockwise to turn the sucked packing box 22 upside down. Meanwhile, the second connecting rod 11 moves upwards, and the second connecting rod 11 pushes the second linkage rod 21 to drive the second rotating shaft 8 to rotate clockwise, so that the second connecting frame 12 moves upwards clockwise. The second suction cup 13 is sucked to the turned over packing box 22.

Then, the second link rod 11 moves downwards, the second link rod 21 is pulled by the second link rod 11 to further drive the second rotating shaft 8 to rotate anticlockwise, so that the second connecting frame 12 moves anticlockwise downwards, and along with the movement of the second connecting frame 12, the second box suction cups 13 open the packaging box 22, and the opened packaging box 22 is placed in the fixing clamping block 30 on the conveying belt 29 in the conveying and folding device 3.

First connecting rod 9 upward movement, first connecting rod 9 promotes first gangbar 20 and then drives first pivot 14 clockwise rotation, make first link 15 clockwise rebound, first box sucking disc 17 no longer adsorbs the packing carton 22 after opening, at the in-process of first link 15 clockwise rebound, drive rotation axis 24 and rotation axis support 23 anticlockwise rotation, and rotation axis 24 is along rotation axis support 23 reciprocating motion under the effect of first linear bearing 25, make dwang 16 anticlockwise rotation drive first box sucking disc 17 to adsorb next packing carton 22 after the upset.

When the packaging box pressing rack is used, the side pressure fixing plates 28 and the lower pressure fixing plates 27 are adjusted through the guide posts, the stored packaging boxes 22 can be pressed tightly, the placing rack 19 can be inclined upwards through adjusting the supporting rods 26, and the packaging boxes 22 stored on the placing rack 19 can be automatically supplemented forwards.

The opened packing box 22 moves forward on the conveyer belt 29 in the conveying and folding device 3, the package pushing mechanism 41 in the welding rod arranging and conveying device 6 pushes the arranged and aligned welding rods into the packing box 22, then the pneumatic pushing plate 31 for folding the small pages rotates under the pneumatic driving to fold the small pages on one side of the packing box 22, as the conveyer belt 29 advances, the small pages on the other side of the packing box 22 contact the small page fixing pushing plate 32, so that the small pages on the other side are also folded, two small pages keep the folded state, then the big pages on the upper side of the packing box 22 contact the first big page guide plate 33, as one end of the first big page guide plate 33 is horizontally arranged and the other end is vertically arranged, the horizontal end of the first big page guide plate 33 is higher than the upper surface of the packing box 22, the big pages on the upper side of the packing box 22 are changed from the horizontal state to the vertical state along with the advance of the conveyer belt 29, the big pages, glue gun 34 is scribbled the rubberizing at the lateral wall of rolling up, and later packing carton 22's the big page or leaf of downside contacts the big page or leaf deflector 35 of second book, and the big page or leaf deflector 35 one end level of second book sets up, and the other end sets up perpendicularly, and the horizontal end of the big page or leaf deflector 35 of second book is less than packing carton 22's lower surface, and packing carton 22's the big page or leaf of downside is become vertical state along with conveyer belt 29 advances by the horizontal state, and packing carton 22's both sides are accomplished and are.

The welding rod packaging box 22 after the folding process is finished enters the guide rail 83, the third driving motor 85 is started, the third driving motor 85 drives the driving roller 87 to rotate, the conveying belt 92 is driven by the driving roller 87 to transmit along the directions of the driving roller 87, the second driven roller 91, the supporting plate 90 and the first driven roller 88, and then the welding rod packaging box 22 between the two box discharging mechanisms 82 is driven to move to the next process along the rolling bearing 97 of the mounting plate 57 along with the transmission of the conveying belt 92.

The gripper conveyor 4 can adjust the position between the out-magazine mechanisms 82 by rotationally moving the lead screw 96. The screw nut 94 of the rotary moving screw 96 drives the pushing plate 95 to move along the moving screw 96, so that the pushing plate 95 pushes the connecting seat 93 to move along the guide rod 84, the mounting and fixing plate 86 can move, the distance between the two sets of box discharging mechanisms 82 can be adjusted, and the clamping and conveying of welding rod packaging boxes 22 with different specifications and sizes are met. By pulling the support plate 98, the connecting plate 100 below the support plate 98 is movable on the guide bars 84 via the second linear bearings 99, adjusting the distance between the two sets of guide rails 83.

When the welding rod is neatened, the second driving motor 77 is started, the second driving motor 77 drives the driving wheel 78 to rotate, the second synchronous belt 80 and the driven wheel 81 are driven to rotate through the transmission of the second synchronous belt 80, and the second synchronous belt 80 drives the moving plate 66 to slide on the fixed mounting frame 65 through the slide rail sliding block as the second synchronous belt 80 is fixed with the moving plate 66 through the second synchronous belt clamping block 79. The lifting cylinder 67 and the grabbing mechanism 69 fixed on the moving plate 66 can move along with the moving plate 66, when the welding rod is moved to the welding rod position, the lifting cylinder 67 is started, the lifting cylinder 67 pushes the linkage plate 68 to move downwards, so that the grabbing mechanism 69 is moved to the welding rod placing position, the grabbing cylinder 70 is started, the piston rod of the grabbing cylinder 70 moves downwards, the first linkage rod 72 and the second linkage rod 73 are pushed, the first linkage rod 72 and the second linkage rod 73 respectively drive the first gripper 74 and the second gripper 75 to rotate around the rotating shaft, so that the first gripper 74 and the second gripper 75 are closed, the tooth-shaped interface 76 at the tail end of the first gripper 74 is matched with the tooth-shaped interface 76 at the tail end of the second gripper 75, and the welding rod grabbing work is completed. After the welding rod is grabbed by the grabbing mechanism 69, the lifting cylinder 67 is started, the linkage plate 68 and the grabbing mechanism 69 are driven to move upwards, the second synchronous belt 80 drives the moving plate 66 to move, the grabbing mechanism 69 is driven to move to the position above the welding rod arranging and conveying device 6, the piston cylinder of the lifting cylinder 67 moves downwards, the piston cylinder of the grabbing cylinder 70 moves upwards, the first linkage rod 72 and the second linkage rod 73 respectively drive the first gripper 74 and the second gripper 75 to rotate around the rotating shaft, the first gripper 74 and the second gripper 75 are opened, the welding rod is placed in the welding rod placing box 37 on the chain conveyor 36 in the welding rod arranging and conveying device 6, and feeding work is completed.

The welding rod group is placed and is placed in the welding rod places box 37, start chain conveyor 36, the welding rod group is along with the welding rod places box 37 and moves along, when moving shock mechanism 39, start air cylinder 47 down, air cylinder 47's piston rod drives linking bridge 48 downstream down, make hold-down plate 45 place the upper end of welding rod group in the box 37 with the welding rod and offset, start shock air cylinder 42, shock air cylinder 42 drives and shakes board 43 and reciprocate, it contacts with the lower extreme that the welding rod was organized in the box 37 is placed to the welding rod to shake board 43, along with shaking up-down and hold-down plate 45 and the upper end of welding rod group of board 43 and offset, make scattered welding rod group arrange neatly in the welding rod is placed box 37. After passing through the pressing mechanism 38 and the oscillating mechanism 39, the welding rod group enters the aligning mechanism 40 under the driving of the chain conveyor 36, the aligning cylinder 54 is started, the aligning cylinder 54 pulls the first baffle 53 to move towards the welding rod group, the first baffle 53 moves inwards to make the first pull rod 52 move inwards, the first pull rod 52 pushes one end of the connecting rod 50 to move clockwise, as the connecting rod 50 is arranged on the mounting base plate 49 through the rotating shaft 51, the other end of the connecting rod 50 also moves clockwise, and then drives the second pull rod 55 to move inwards, and further drives the second baffle 56 to move towards the welding rod direction, the welding rod is arranged between the first baffle 53 and the second baffle 56, as the first baffle 53 and the second baffle 56 move inwards, two end faces of the welding rod group are tidy, then the welding rod group enters the bag pushing mechanism 41 under the driving of the chain conveyor 36, and the first driving motor 63 is started, the first driving motor 63 drives the first belt pulley 64 to rotate, so that the first synchronous belt 62 and the second belt pulley 61 rotate, and as the first synchronous belt 62 is fixed with the sliding plate 59 through the first synchronous belt clamping block 58, the sliding plate 59 is driven to move on the mounting plate 57 along with the rotation of the first synchronous belt 62, so that the push plate 60 arranged on the sliding plate 59 moves, and the push plate 60 pushes the welding rod group arranged in the welding rod placing box 37 into the packaging box 22 on the conveying belt 29 in the conveying and folding device 3.

In the embodiment of the application, due to the adoption of the technical scheme, the automatic box opening and hinge gluing of the welding rod packaging box 22 can be realized, the automation degree is high, the structure is simple and compact, and the box opening speed and the efficiency are high; the automatic welding rod grabbing and feeding and the arrangement and alignment of the welding rods can be realized, the arranged welding rods can be automatically loaded into the box, the working efficiency is improved, and the labor cost is reduced; the welding rod packaging box 22 after the glue is spread can be clamped and conveyed, and the welding rod packaging box 22 after the glue is spread is consolidated, so that the welding rod packaging box 22 is bonded more tightly and firmly.

The box grabbing and opening actions on the packing box 22 can be realized through the arrangement of the first rotating shaft 14, the first connecting frame 15, the first box sucking disc 17, the second rotating shaft 8, the second connecting frame 12, the second box sucking disc 13 and the double-shaft output speed reducer 10, the double-shaft output speed reducer 10 simultaneously drives the first connecting rod 9 and the second connecting rod 11 to move, the first box sucking disc 17 and the second box sucking disc 13 simultaneously move, and the box grabbing speed and the box opening efficiency are improved; the rotating shaft 24, the first linear bearing 25 and the rotating rod 16 are arranged to realize the overturning action of the packing box 22, so that the stability of the action operation is ensured, and the reliability of the device is improved;

the side pressure fixing plates 28 and the lower pressure fixing plates 27 are arranged, so that the packing boxes 22 with different sizes can be clamped and pressed by the adjusting frame 18, the placing frame 19 can be inclined upwards by adjusting the supporting rod 26, and the packing boxes 22 stored on the placing frame 19 can be automatically supplemented forwards;

the second synchronous belt 80 is adopted to drive the moving plate 66 and the grabbing mechanism 69 to move, so that stable transmission can be ensured, and welding rods are prevented from falling off in the transplanting process; through the grabbing cylinder 70 that sets up, installation curb plate 71, first interlock pole 72, second interlock pole 73, first tongs 74 and second tongs 75, can realize snatching automatically to the welding rod, and the lower extreme of first tongs 74 and the lower extreme of second tongs 75 are half circular structure, the end of first tongs 74 and the end of second tongs 75 are provided with the profile of tooth interface 76 of mutually supporting, can be applicable to snatching of welding rod, guarantee the closed inseparable degree of first tongs and second tongs 75, avoid the welding rod to drop from the gap.

The welding rod group can be vibrated and sorted by the aid of the pressing mechanism 38 and the vibrating mechanism 39, scattered welding rods are arranged in the welding rod placing box 37 in an orderly mode, sorting efficiency is high, the welding rods are more compact due to the cooperation of the pressing mechanism 38 and the vibrating mechanism 39, and subsequent boxing work is facilitated;

through the alignment mechanism 40, two end faces of the welding rod group can be arranged, and the alignment cylinder 54 and the connecting rod 50 are rotatably arranged on the mounting bottom plate 49 through the rotating shaft 51, so that the alignment cylinder 54 simultaneously drives the first baffle plate 53 and the second baffle plate 56 to move. The flatness of two end surfaces of the welding rod group is ensured; the arranged welding rod group can be pushed into the packaging box 22 through the bag pushing mechanism 41, so that the production efficiency is improved, and the labor cost is reduced;

through the removal lead screw 96, the slurcam 95, the connecting seat 93 that set up, can adjust the distance between two sets of box mechanisms 82 of going out, satisfy the centre gripping to different specification and dimension welding rod packing carton 22, guarantee to both clamp tightly the welding rod packing carton 22 of different specifications. Through the connecting plate 100 and the second linear bearing 99 that set up, can adjust the position of guide rail 83, satisfy and support and carry different specification and dimension welding rod packing carton 22.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. An electrode boxing apparatus, comprising:

a frame;

2. The welding rod boxing apparatus as claimed in claim 1, further comprising a clamping and conveying device for compressing and conveying the folded boxes, and specifically comprising a box discharging mechanism, a guiding rail and a guiding rod, wherein the box discharging mechanism and the guiding rail are slidably disposed on the guiding rod, the guiding rail is disposed inside the box discharging mechanism, the box discharging mechanism comprises a third driving motor, a mounting and fixing plate, a driving roller, a first driven roller, a second driven roller, a supporting plate and a conveying belt, the third driving motor is fixedly disposed on the lower surface of the mounting and fixing plate, the driving roller is disposed on the upper surface of the mounting and fixing plate and connected with an output shaft of the third driving motor, the supporting plate is disposed inside the mounting and fixing plate, and the first driven roller and the second driven roller are rotatably disposed on the upper surface of the mounting and fixing plate, the first driven roller and the second driven roller are respectively positioned at two ends of the supporting plate, and the conveying belt is arranged around the driving roller, the first driven roller, the supporting plate and the second driven roller.

3. The welding rod boxing apparatus according to claim 1 or 2, further comprising a welding rod transplanting device for transferring welding rods onto the welding rod arranging and conveying device, and specifically comprising a fixed mounting frame, a moving plate, a lifting cylinder and a grabbing mechanism, wherein the moving plate is slidably arranged on the fixed mounting frame, the lifting cylinder is fixedly arranged on the moving plate, and the grabbing mechanism is mounted on a piston rod of the lifting cylinder through a linkage plate;

4. The welding rod boxing apparatus as claimed in claim 3, wherein the welding rod arranging and conveying device further comprises an aligning mechanism, the aligning mechanism comprises an aligning cylinder, a mounting base plate, a first baffle plate and a second baffle plate, the mounting base plate is fixedly arranged on the chain conveyor, the first baffle plate and the second baffle plate are slidably arranged on the mounting base plate, the first baffle plate and the second baffle plate are symmetrically arranged on two sides of the chain conveyor, a rotating shaft is arranged on the mounting base plate, a connecting rod is arranged on the rotating shaft, the connecting rod is rotatably arranged on the mounting base plate through the rotating shaft, a first pull rod and a second pull rod are respectively arranged at two ends of the connecting rod, the first pull rod is connected with the first baffle plate, the second pull rod is connected with the second baffle plate, the aligning cylinder is arranged in the chain conveyor, and a piston rod of the alignment cylinder is connected with the first baffle.

5. The welding rod boxing apparatus as claimed in claim 1, wherein the welding rod packing box unpacking device further comprises an adjusting rack and a placing rack, the adjusting rack is arranged at the upper end of the supporting rack, the placing rack is arranged on the supporting rack and located at one side of the adjusting rack, a supporting rod is arranged at one side of the supporting rack, a piston rod of the supporting rod is connected with the lower surface of the placing rack, a side pressure fixing plate and a pressing fixing plate are arranged in the adjusting rack, and the side pressure fixing plate and the pressing fixing plate are movably arranged in the adjusting rack through guide posts.

6. The welding rod boxing apparatus as claimed in claim 1, wherein a rotary shaft support is provided on a side wall of the support frame, the rotary shaft support is rotatably provided on the side wall of the support frame through a bearing, a rotary shaft is provided in the rotary shaft support, one end of the rotary shaft is connected to the rotary rod, and a first linear bearing is provided between the rotary shaft and the rotary shaft support.

7. The welding rod boxing apparatus as claimed in claim 1, wherein the conveyor belt is provided with a fixed block, the first folded big page guide plate is horizontally arranged at one end and vertically arranged at the other end, the horizontal end of the first folded big page guide plate is higher than the upper surface of the packaging box, the second folded big page guide plate is horizontally arranged at one end and vertically arranged at the other end, and the horizontal end of the second folded big page guide plate is lower than the lower surface of the packaging box.

8. The welding rod boxing apparatus as claimed in claim 1, wherein the welding rod arranging and conveying device further comprises a package pushing mechanism, the package pushing mechanism comprises a mounting plate, a sliding plate and a pushing plate, the mounting plate is fixedly arranged on the rack, the sliding plate is slidably arranged on the mounting plate, a linear guide rail is arranged on the mounting plate, the sliding plate is fixedly arranged on a sliding block of the linear guide rail, and the pushing plate is fixedly arranged on the sliding plate;

9. The welding rod boxing apparatus as claimed in claim 1, wherein a pressing mechanism is disposed above the oscillating mechanism, the pressing mechanism comprises a pressing cylinder, a connecting bracket and a pressing plate, the pressing cylinder is fixedly disposed on the frame, the connecting bracket is disposed on a piston rod of the pressing cylinder, the pressing plate is disposed on the connecting bracket through a guide rod, and a return spring is sleeved on the guide rod.

10. The welding rod boxing apparatus as claimed in claim 2, wherein a tension roller is further provided on the mounting and fixing plate, the tension roller being used for tensioning the conveying belt;

11. The welding rod boxing apparatus as claimed in claim 3, wherein a second driving motor is disposed on the fixed mounting frame, a driving wheel is disposed on an output shaft of the second driving motor, a driven wheel is disposed at one end of the fixed mounting frame, the driving wheel is connected with the driven wheel through a second synchronous belt, and the second synchronous belt is fixed with the moving plate through a second synchronous belt clamping block.

12. The welding rod boxing apparatus as claimed in claim 3, wherein the lower ends of the first hand grip and the second hand grip are both semi-circular structures, and the ends of the first hand grip and the second hand grip are provided with tooth-shaped interfaces which are matched with each other.