CN110949943A

CN110949943A - Automatic feeding and positioning device for translational long-strip-shaped profile and working method of automatic feeding and positioning device

Info

Publication number: CN110949943A
Application number: CN201911371757.0A
Authority: CN
Inventors: 林述温; 黄孙灼; 陈剑雄; 邱旭东
Original assignee: Fuzhou Yingtai Electrical Technology Co ltd; Fuzhou University
Current assignee: Fuzhou Yingtai Electrical Technology Co ltd; Fuzhou University
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-04-03
Anticipated expiration: 2039-12-27
Also published as: CN110949943B

Abstract

The invention relates to a translation type automatic feeding and positioning device for a long strip-shaped profile and a working method thereof, wherein the device comprises a group of conveying belts, an adjustable limit block assembly, a group of discharging supports, two sets of grabbing and lifting mechanisms, a centering mechanism, a horizontal translation guide rail, two horizontal push-pull cylinders and a rack, wherein one group of conveying belts comprise 3-7 same conveying belts; a group of discharging supports containing 2-6 same discharging supports are arranged in front of the conveying belt, and 2-6 groups of adjustable limiting block components are arranged in a joint area of the discharging supports and the conveying belt; the two sets of grabbing and lifting mechanisms are arranged on corresponding horizontal translation guide rails through horizontal translation linear bearings, and the two horizontal push-pull air cylinders respectively push the two sets of grabbing and lifting mechanisms to move along the horizontal translation guide rails so as to grab and lift materials at grabbing and lifting positions to the first material placing position and the second material placing position respectively; and the centering baffles of the centering mechanism are arranged at the two end parts of the first and second discharging positions and are used for centering the length of the material. Reasonable in design realizes the autoloading and the location of rectangular shape material, and the operation is reliable.

Description

Automatic feeding and positioning device for translational long-strip-shaped profile and working method of automatic feeding and positioning device

The technical field is as follows:

the invention relates to a translation type automatic feeding and positioning device for a long strip-shaped profile and a working method thereof.

Background art:

at present, loading of long strip-shaped profile products such as aluminum profiles is mainly realized by manual carrying, and the loading machine is high in labor intensity and low in efficiency. The urgent need is to develop an automatic loading mechanical equipment of rectangular shape section bar to replace manual work, realize high-efficient automatic loading. In the automatic loading process, in order to improve the loading efficiency, the interval between 2 bundles of strip-shaped sectional materials (hereinafter referred to as materials) to be grabbed by the manipulator needs to be enlarged and respectively parked on the 2 feeding positions with fixed intervals, so that the manipulator can grab the materials.

The invention content is as follows:

the invention provides a translation type automatic feeding and positioning device for long-strip-shaped profiles and a working method thereof, aiming at the problems in the prior art, and the device is reasonable in design and reliable in operation.

In order to achieve the purpose, the invention adopts the technical scheme that: a translation type automatic feeding and positioning device for long strip-shaped profiles comprises a group of conveying belts, an adjustable limiting block assembly, a group of discharging supports, two sets of grabbing and lifting mechanisms, a centering mechanism, a horizontal translation guide rail, two horizontal push-pull air cylinders and a rack, wherein the group of conveying belts comprises 3-7 same conveying belts which are arranged in parallel and keep a certain interval, the group of discharging supports are arranged in front of the conveying belts, the group of discharging supports comprise 2-6 discharging supports which are arranged in parallel along the conveying direction at a certain interval, and 2-6 groups of adjustable limiting block components are arranged in a connecting area of the discharging supports and the conveying belts; the horizontal translation guide rail and the cylinder bodies of the two horizontal push-pull cylinders are fixedly connected on the rack, horizontal translation linear bearings of the two sets of grabbing and lifting mechanisms are installed on the corresponding horizontal translation guide rail, piston rods of the two horizontal push-pull cylinders are respectively hinged with a moving support of the corresponding grabbing and lifting mechanism, the horizontal push-pull cylinders respectively drive the corresponding grabbing and lifting mechanisms to move back and forth along the horizontal translation guide rail in the conveying direction, after the piston rods of the two horizontal push-pull cylinders are completely extended, the piston rods of the lifting cylinders retract, the two sets of grabbing and lifting mechanisms respectively grab and lift materials to be grabbed from the grabbing and lifting positions, move and place the materials to be grabbed to the first placing position and the second placing position, and when the piston rods of the horizontal push-pull cylinders retract completely, the staying positions of the two sets of.

Further, a set of conveyer belt in, contain 3 ~ 7 the same conveyer belts to by conveying motor through reduction gear, synchronous belt drive pair, transmission shaft, through 3 ~ 7 synchronous belt drive pair respectively drive 3 ~ 7 conveyer belts synchronous with fast operation.

Furthermore, the adjustable limiting block assembly comprises 2-6 groups of same adjustable limiting block components, each adjustable limiting block component comprises a guide rail, a limiting block, a lead screw nut and a linear bearing, each adjustable limiting block component is installed on the discharging support, the guide rail is fixedly connected to the discharging support and is parallel to the discharging support, the lead screw nut is fixedly connected with the limiting block, the limiting block is also provided with the linear bearing, and the limiting block is installed on the guide rail through the linear bearing; 2 ~ 6 adjustable stopper parts of group share a driving motor, and driving motor passes through synchronous belt drive system drive each group's adjustable stopper part lead screw synchronous revolution, drives 2 ~ 6 stoppers through the transmission of lead screw nut and makes synchronous removal. The position of stopper decides the position of snatching of material, snatch the initial position of mechanism and stop in the snatching position below of material, 2 sets of snatch the support palm of mechanism and see overlap along material length on the perpendicular to direction of delivery this moment, and initial position is fixed unchangeable, when the material section parameter of loading changes, must be according to the section size of material, the position of automatic adjustment stopper to guarantee that the M and the N face of the support palm of snatch the mechanism can not touch next bundle of material when the initial position of snatching the mechanism lifts.

Furthermore, the grabbing and lifting mechanism comprises a lifting rod, a movable bracket, a lifting cylinder, a lifting guide rail, an enclasping rod rotary clamping cylinder, an enclasping rod lifting cylinder and a horizontal translation linear bearing, four same supporting palms are arranged above the supporting and lifting rod, the lifting guide rail is fixedly connected on the supporting and lifting rod, the linear bearing matched with the lifting guide rail is fixedly connected on the movable support, the lifting rod is arranged on the movable support through the lifting guide rail and the linear bearing matched with the lifting guide rail, the lifting cylinder is vertically arranged, the cylinder body of the lifting cylinder is hinged with the movable support, the piston rod of the lifting rod is hinged with the lifting rod, the lifting cylinder of the holding rod is vertically arranged, the cylinder body of the lifting cylinder of the holding rod is fixedly connected on the lifting rod, a piston rod of the clamping rod clamping device is fixedly connected with a cylinder body of a vertical clamping rod rotary clamping cylinder, and the clamping rod is fixedly connected with a piston rod of the clamping rod rotary clamping cylinder; the moving support is provided with 2 pairs of horizontal translation linear bearings supported on the horizontal translation guide rails, and a piston rod of the horizontal push-pull air cylinder is hinged with the moving support so as to push the moving support to move along the horizontal translation guide rails.

Further, two sets of snatching the mechanism and contain first snatching the mechanism and the mechanism is snatched to the second, first snatching the mechanism and being used for snatching, removing and placing the blowing position one from snatching the position with the material of waiting to snatch, the second snatching the mechanism and being used for snatching, removing and placing the blowing position two from snatching the position with the material of waiting to snatch, four of first snatching the mechanism support the palm and four of second snatching the mechanism and from last down looking be the dislocation distribution, four of first snatching the mechanism support the palm and extend towards the rear side, four of second snatching the mechanism support the palm and extend towards the front side, look along material length direction from the perpendicular to direction of delivery at initial position and overlap.

Furthermore, in the second snatch the mechanism, still be equipped with the transition support, hold pole lift cylinder tightly and hold pole gyration die clamping cylinder tightly and set up respectively in the both sides of holding in the palm the pole, the one end of transition support with hold pole lift cylinder's piston rod and link firmly, the other end with hold pole gyration die clamping cylinder's cylinder body and link firmly.

Furthermore, the centering mechanism comprises a centering motor, 2 pairs of screw nut transmission auxiliary components with opposite screw directions and the same lead, a guide rail, 2 connecting rods, 4 centering cylinders, 4 centering baffles and a transition shaft, wherein the 4 centering baffles are respectively arranged at two ends of the first material placing position and the second material placing position, each centering baffle is fixedly connected with a piston rod of the corresponding centering cylinder, a cylinder body of each centering cylinder is fixedly connected with the connecting rod, each connecting rod is correspondingly and fixedly connected with 2 centering cylinders, a nut of 1 screw nut transmission auxiliary component and 2 pairs of linear bearings, the guide rail is fixedly connected on the rack and is vertical to the conveying direction, the connecting rods are arranged on the guide rail through the linear bearings, and the centering motor, the transition shaft and the screws of the 2 pairs of screw nut transmission auxiliary components with opposite screw directions and the same lead are connected through couplers. When the length of the material loaded on the truck changes, a centering motor of the centering mechanism is started, the centering motor drives 2 connecting rods to move in the opposite direction or in the opposite direction along the guide rail through a screw nut transmission auxiliary component, a transition shaft and a screw nut transmission (opposite spiral direction) auxiliary component, until the difference value between the distance between the inner sides of two centering baffles corresponding to the two ends of the material placement under the retraction state of a piston rod of a centering cylinder and the length of the material is not (the stroke of the centering cylinder is multiplied by 2-preset allowance), the centering motor is powered off, the initial position adjustment of the centering mechanism is completed, and preparation is made for utilizing the expansion of the piston rod of a centering cylinder to drive the centering baffles to realize the centering of the material when the position of.

A working method of a translation type automatic feeding and positioning device for long-strip-shaped materials comprises the following steps during working:

(1) a row of materials which are close together or are arranged at different intervals from one another are transversely placed on the conveying belt, namely the length direction of the materials is vertical to the conveying direction of the conveying belt, and at the moment, the two sets of grabbing and lifting mechanisms are both positioned below grabbing and lifting positions, namely the two sets of grabbing and lifting mechanisms are positioned at initial positions;

(2) the materials are driven by the conveyer belt to be conveyed forwards along the conveying direction at a speed V; when the 1 st bundle of materials touches the limiting block, the conveyer belt stops running, the 1 st bundle of materials stops at the grabbing and lifting position, and other materials behind the 1 st bundle of materials stop; piston rods of 2 clamping rod lifting cylinders of a first grabbing and lifting mechanism extend out, 2 clamping rods lift to the upper surface of a material through the front surface of a first bundle of material 1, the clamping rods rotate to clamp cylinders to drive the 2 clamping rods to rotate 90 degrees in opposite directions to the upper side of the first bundle of material, piston rods of the clamping rod lifting cylinders retract, the 2 clamping rods lightly press to the upper surface of the first bundle of material to prevent the first bundle of material from rolling, piston rods of the lifting cylinders extend out, lifting rods lift along lifting guide rails, 4 supporting palms of the lifting rods support and support the lower surface of the 1 bundle of material, and after the lifting rod 1 bundle of material is higher than a limiting block, the piston rod of a corresponding horizontal push-pull cylinder extends out to drive the first grabbing and lifting mechanism to push the first bundle of material to a first placing position;

(3) delaying time, starting the conveyer belt, continuously conveying the No. 2 bundle and the materials behind the No. 2 bundle forwards, stopping the conveyer belt when the No. 2 bundle of materials touches a limiting block, stopping the No. 2 bundle of materials at the grabbing and lifting position, and stopping other materials behind the No. 2 bundle of materials; a piston rod of a lifting cylinder of a holding rod of a second grabbing and lifting mechanism extends out, 2 holding rods lift to the upper surface of a material through the front surface of a 2 nd bundle of material, the holding rod rotates to clamp the cylinder to drive the 2 holding rods to rotate 90 degrees in opposite directions to the upper side of the 2 nd bundle of material, the piston rod of the lifting cylinder of the holding rod retracts, the 2 holding rods lightly press to the upper surface of the 2 nd bundle of material to prevent the 2 nd bundle of material from rolling, a piston rod of a lifting cylinder extends out, a lifting rod rises along a lifting guide rail, 4 supporting palms of the lifting rod support the lower surface of the 2 nd bundle of material, after the 2 nd bundle of material is lifted to be higher than a limiting block, a piston rod of the corresponding horizontal push-pull cylinder extends out to drive the second grabbing and lifting mechanism to push the 2 nd bundle of material to a material;

(4) when piston rods of the two horizontal push-pull cylinders are completely extended, the 1 st bundle of materials are located right above the first material placing position, the 2 nd bundle of materials are located right above the second material placing position, piston rods of lifting cylinders of the first grabbing mechanism and the second grabbing mechanism retract, the lifting rod descends along the lifting guide rail, the 1 st bundle of materials are placed on the first material placing position, the 2 nd bundle of materials are placed on the second material placing position, the piston rod of the holding rod lifting cylinder extends out, the holding rod rises to release the materials, the holding rod rotary clamping cylinder drives the holding rod to rotate back by 90 degrees to be parallel to the materials, the piston rod of the holding rod lifting cylinder retracts, and the holding rod descends to reset;

(5) piston rods of the two horizontal push-pull cylinders retract, the second grabbing and lifting mechanism and the first grabbing and lifting mechanism return to initial positions in sequence, and in the process that the two grabbing and lifting mechanisms return to the initial positions, a piston rod of a centering cylinder of the centering mechanism drives a centering baffle to extend out and retract after time delay, so that centering of the material in the position of the length direction in a deviation mode is achieved;

(6) the 1 st batch of materials and the 2 nd batch of materials are respectively stopped at a first feeding position and a second feeding position and are waiting for the mechanical arm to grab, and other materials are stopped at the back; after the 1 st and 2 nd bundles of materials are simultaneously grabbed and taken away by the manipulator, the conveyer belt is started, then the 3 rd and 4 th bundles of materials are conveyed and positioned according to the same principle, and the conveying and positioning actions of the following materials are continuously and circularly carried out in a reciprocating way.

Compared with the prior art, the invention has the following effects: the automatic feeding and positioning device is reasonable in design, capable of achieving automatic feeding and positioning of long-strip-shaped materials, reliable in operation and high in working efficiency.

Description of the drawings:

FIG. 1 is a schematic diagram of a top-down configuration of an embodiment of the present invention;

FIG. 2 is a schematic front view of an embodiment of the present invention;

FIG. 3 is a schematic left side view configuration of an embodiment of the present invention;

FIG. 4 is a schematic front view of a first gripper mechanism according to an embodiment of the invention;

FIG. 5 is a schematic top view of a first gripper mechanism in an embodiment of the invention;

FIG. 6 is a schematic front view of a second gripper mechanism according to an embodiment of the invention;

FIG. 7 is a schematic top view of a second gripper mechanism according to an embodiment of the invention;

fig. 8 is a left side configuration diagram of the second grasping and lifting mechanism in the embodiment of the invention.

In the figure:

1-a conveyor belt; 11-a conveying motor; 12-a reducer; 13-synchronous belt transmission pair; 14-a drive shaft; 15-synchronous belt transmission pair B; 2-adjustable stopper parts; 21-a drive motor; 22-synchronous belt drive system; 23-a guide rail; 24-a stopper; 25-a lead screw; 26-lead screw nut; 27-a linear bearing; 3-a discharging support; 4-a second snatching mechanism; 41-lifting rod; 42-moving the support; 43-lifting cylinder; 44-lifting the guide rail; 45-clasping the rod; 46-a clamping rod rotating and clamping cylinder; 47-holding pole lifting cylinder; 48-horizontal translation linear bearings; 49-linear bearings; 401-a transition scaffold; 5-a first snatch mechanism; 51-lifting rod; 52-moving the support; 53-lifting cylinder; 54-lifting the guide rail; 55-a holding rod; 56-a clamping rod rotating and clamping cylinder; 57-a lifting cylinder of a holding rod; 58-horizontal translation linear bearing; 59-linear bearings; 6-a centering mechanism; 61-centering the motor; 62-screw nut drive pair components; 63-screw nut drive pair parts; 64-a guide rail; 65-connecting rods; 66-centering cylinder; 67-centering baffle; 68-a connecting rod; 69-a transition shaft; 601-a linear bearing; 7-horizontal translation guide rails; 8-horizontal translation guide rails; 9-horizontal push-pull cylinder; 10-horizontal push-pull cylinder; 16-machine frame.

The specific implementation mode is as follows:

the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 8, the automatic feeding and positioning device for a horizontal moving type long strip-shaped section bar comprises a group of conveying belts 1, adjustable limiting block components, a group of discharging supports 3, two sets of grabbing and

lifting mechanisms

4 and 5, a centering mechanism 6, horizontal

moving guide rails

7 and 8, two horizontal push-

pull air cylinders

9 and 10 and a frame 16, wherein the group of conveying belts comprises 3 to 7 same conveying belts 1 which are arranged in parallel and keep a certain interval, the group of discharging supports 3 are arranged in front of the conveying belts 1, the group of discharging supports comprise 2 to 6 discharging supports 3 which are arranged in parallel along the conveying direction at a certain interval, and 2 to 6 groups of adjustable limiting block components 2 are arranged in a connecting area of the discharging supports 3 and the conveying belts 1; the horizontal

translation guide rails

7 and 8 and the cylinder bodies of the two horizontal push-

pull cylinders

9 and 10 are fixedly connected on the rack 16, the

linear bearings

48 and 58 of the two sets of

grabbing mechanisms

4 and 5 are arranged on the corresponding horizontal

translation guide rails

8 and 7, the piston rods of the two horizontal push-

pull cylinders

9 and 10 are respectively hinged with the

moving supports

42 and 52 of the

corresponding grabbing mechanisms

4 and 5, the horizontal push-

pull cylinders

9 and 10 respectively drive the

corresponding grabbing mechanisms

4 and 5 to move back and forth along the horizontal

translation guide rails

8 and 7 in the conveying direction, after the piston rods of the two horizontal push-

pull cylinders

9 and 10 are completely extended, the piston rods of the lifting cylinders 43 and 53 retract, the two sets of

grabbing mechanisms

4 and 5 respectively grab and move the material to be grabbed from the grabbing position to the placing position two and the placing position one, and when the piston rods of the horizontal push-

pull cylinders

9 and 10 are completely retracted, the two sets of grabbing mechanisms 4 and

lifting mechanisms

4, 5 is the initial position. The centering baffle plates 67 of the centering mechanism 6 are arranged at two end parts of the first material placing position and the second material placing position and are used for centering materials which are grabbed to the first material placing position and the second material placing position and have deviation in the position in the length direction.

In this embodiment, a set of conveyer belt in, contain 3 ~ 7 the same conveyer belts 1 to by conveying motor 11 through reduction gear 12, the vice 13 of synchronous belt drive, transmission shaft 14, through 3 ~ 7 vice 15 of synchronous belt drive respectively drive 3 ~ 7 synchronous with fast operation of conveyer belt 1.

In the embodiment, the adjustable limiting block assembly comprises 2-6 groups of same adjustable limiting block parts 2, each adjustable limiting block part 2 comprises a guide rail 23, a limiting block 24, a lead screw 25, a lead screw nut 26 and a linear bearing 27, each adjustable limiting block part 2 is respectively arranged on the discharging support 3, the guide rail 23 is fixedly connected to the discharging support 3 and is parallel to the discharging support 3, the lead screw nut 26 is fixedly connected with the limiting block 24, the limiting block 24 is also provided with the linear bearing 27, and the limiting block 24 is arranged on the guide rail 23 through the linear bearing 27; 2 ~ 6 adjustable stopper parts 2 of group share a driving motor 21, and driving motor 21 passes through synchronous belt drive system 22 and drives the lead screw 25 rotation of each adjustable stopper part 2 of group, drives 2 ~ 6 stoppers 24 through the lead screw nut drive and do synchronous motion. The position of the limiting block 24 determines the material grabbing position, the initial positions of the

grabbing mechanisms

4 and 5 are stopped below the material grabbing position, the supporting palms of the 2

grabbing mechanisms

4 and 5 are overlapped when being seen along the length direction of the material in the direction perpendicular to the conveying direction, the initial positions are fixed and unchanged, and when the section parameters of the material loaded on the truck are changed, the position of the limiting block 24 is automatically adjusted according to the section size of the material, so that the M surfaces and the N surfaces of the supporting palms of the two

grabbing mechanisms

4 and 5 cannot touch the next bundle of material when the initial positions of the grabbing mechanisms are lifted.

In this embodiment, the

gripping mechanisms

4 and 5 include lifting rods 41 and 51, moving

supports

42 and 52, lifting cylinders 43 and 53,

lifting rails

44 and 54,

clasping rods

45 and 55, clasping rod

rotary clamping cylinders

46 and 56, clasping

rod lifting cylinders

47 and 57, horizontal translation

linear bearings

48 and 58, linear bearings 49 and 59, four identical supporting legs are arranged above the lifting rods 41 and 51, the

lifting rails

44 and 54 are fixedly connected to the lifting rods 41 and 51, the linear bearings 49 and 59 matched with the

lifting rails

44 and 54 are fixedly connected to the moving

supports

42 and 52, the lifting rods 41 and 51 are mounted on the moving

supports

42 and 52 through the

lifting rails

44 and 54 and the linear bearings 49 and 59 matched with the

lifting rails

44 and 54, the lifting cylinders 43 and 53 are vertically arranged, the cylinder bodies of the lifting cylinders 43 and 53 are hinged to the moving

supports

42 and 52, and the piston rods of the

lifting rods

41 and 41 are hinged to the

lifting rods

41 and 55, 51, the clasping

rod lifting cylinders

47 and 57 are vertically arranged, the cylinder bodies of the clasping

rod lifting cylinders

47 and 57 are fixedly connected to the lifting rods 41 and 51, the piston rods of the clasping

rod lifting cylinders

47 and 57 are fixedly connected with the cylinder bodies of the vertically arranged clasping rod

rotary clamping cylinders

46 and 56, and the

clasping rods

45 and 55 are fixedly connected with the piston rods of the clasping rod

rotary clamping cylinders

46 and 56; the moving

brackets

42 and 52 are provided with 2 pairs of horizontal translation

linear bearings

48 and 58 supported on the horizontal

translation guide rails

8 and 7, and piston rods of the horizontal push-

pull air cylinders

9 and 10 are hinged with the moving

brackets

42 and 52 so as to push the moving

brackets

42 and 52 to move back and forth along the horizontal

translation guide rails

8 and 7 in the conveying direction. After the piston rod of the horizontal push-pull air cylinder 10 is completely extended, the piston rod of the lifting air cylinder 53 retracts, the material grabbed from the grabbing position is moved and placed on the first material placing position by the grabbing mechanism 5, after the piston rod of the horizontal push-pull air cylinder 9 is completely extended, the piston rod of the lifting air cylinder 43 retracts, the material grabbed from the grabbing position is moved and placed on the second material placing position by the grabbing mechanism 4, and when the piston rod of the horizontal push-pull air cylinder 9 and the piston rod of the horizontal push-pull air cylinder 10 are completely retracted, the parking position of the grabbing mechanism 4 and 5 (the lifting air cylinder and the piston rod of the clamping rod lifting air cylinder retract, and the piston rod of the clamping rod rotary clamping air cylinder extends).

In this embodiment, two sets of

snatching mechanism

4, 5 contain first snatching mechanism 5 and second snatching mechanism 4, first snatching mechanism 5 be used for with wait to snatch the material of lifting from the snatching position, move and place on the blowing position is first, second snatching mechanism 4 be used for with wait to snatch the material of lifting from the snatching position, move and place on the blowing position is two, four support palms of first snatching mechanism 5 and four support palms of second snatching mechanism 4 from last down look be the staggered distribution, four support palms of first snatching mechanism 5 extend towards the rear side, four support palms of second snatching mechanism 4 extend towards the front side, eight support palms are overlapped from the perpendicular to direction of delivery along material length direction at the initial position.

In this embodiment, in the second snatch mechanism 4, still be equipped with transition support 401, hold pole lift cylinder 47 tightly and hold pole gyration die clamping cylinder 46 tightly and set up respectively in the both sides that hold in the palm lift rod 41, transition support 401's one end with hold pole lift cylinder 47 tightly's piston rod and link firmly, the other end with hold pole gyration die clamping cylinder 46 tightly's cylinder body and link firmly.

In this embodiment, the centering mechanism 6 is mounted on the frame 16, and includes a centering

motor

61, 2 pairs of screw-

nut transmission sub-components

62, 63 with opposite screw directions and the same lead, a guide rail 64, connecting

rods

65, 68, 4

centering cylinders

66, 4 centering baffles 67, a transition shaft 69 and a linear bearing 601, the 4 centering baffles 67 are respectively disposed at two ends of the first material placing position and the second material placing position, each pair of centering baffles 67 is fixedly connected with a piston rod of the corresponding centering cylinder 66, a cylinder body of the centering cylinder 66 is fixedly connected with the connecting

rods

65, 68, the connecting rod 65 is fixedly connected with the nuts of the 2 centering cylinders 66, the screw-nut transmission sub-component 62 and the 2 pairs of linear bearings 601, the connecting rod 68 is fixedly connected with the nuts of the 2 centering cylinders 66, the screw-nut transmission sub-components 63 and the 2 pairs of linear bearings 601, the guide rail 64 is fixedly connected on the frame 16 and is perpendicular to the conveying direction, the connecting, 68 is arranged on the guide rail 64 through a linear bearing 601, and the centering motor 61, the transition shaft 69 and the lead screws of the lead screw nut

transmission pair parts

62 and 63 with the same lead screw in the opposite spiral directions of the 2 pairs are connected through a coupler. When the length of the material to be loaded is changed, the centering motor 61 of the centering mechanism 6 is started, the 2 connecting

rods

65 and 68 are driven to move in the opposite direction or in the opposite direction along the guide rail 64 through the screw nut transmission auxiliary part 62, the transition shaft 69 and the screw nut transmission (opposite spiral direction) auxiliary part 63, until the difference value between the inner side distance of the two corresponding centering baffles 67 at the two ends and the length of the material is not (the stroke of the centering cylinder is multiplied by 2-preset allowance) in the retraction state of the piston rod of the centering cylinder 66, the centering motor 61 is powered off, the initial position adjustment of the centering mechanism 6 is completed, and preparation is made for utilizing the piston rod of the centering cylinder 66 to stretch and drive the centering baffles 67 to realize the centering of the material when the position of the material in the length.

In this embodiment, the specific operation includes the following steps:

(1) a row of materials which are close together or are not in bundle-to-bundle interval are transversely placed on the conveyer belt 1, namely the length direction of the materials is vertical to the conveying direction of the conveyer belt 1, and at the moment, the two sets of grabbing and

lifting mechanisms

4 and 5 are both positioned below grabbing and lifting positions, namely the two sets of grabbing and lifting mechanisms are positioned at initial positions;

(2) the materials are driven by the conveyer belt 1 to be conveyed forwards along the direction indicated by the arrow at a speed V; when the 1 st bundle of materials touches the limiting block 24, the conveyer belt 1 stops running, the 1 st bundle of materials stops at the grabbing and lifting position, and other materials behind the 1 st bundle of materials stop; piston rods of 2 clamping rod lifting cylinders 57 of the first grabbing mechanism 5 extend out, 2 clamping rods 55 pass through the front of a first bundle of materials and rise to the upper surface of the first bundle of materials, the clamping rod rotating clamping cylinder 56 drives the 2 clamping rods 55 to rotate 90 degrees in opposite directions to the upper side of the first bundle of materials, the piston rods of the clamping rod lifting cylinders 57 retract, the 2 clamping rods 55 lightly press the upper surface of the first bundle of materials, the piston rods of the lifting cylinders 53 extend out, the lifting rod 51 rises along the

lifting guide rail

54, 4 supporting palms of the lifting rod 51 are supported below the first bundle of materials, after the first bundle of materials is lifted above the limiting block 24, the piston rods of the horizontal push-pull cylinders 10 extend out, and the first grabbing mechanism 5 is driven to push the first bundle of materials to a first material placing position;

(3) delaying, starting the conveyer belt 1, continuously conveying the No. 2 bundle and the materials behind the No. 2 bundle forwards, stopping the conveyer belt 1 when the No. 2 bundle of materials touches the limiting block 24, stopping the No. 2 bundle of materials at the grabbing and lifting position, and stopping other materials behind the No. 2 bundle of materials; a piston rod of a lifting cylinder 47 of a holding rod of the second grabbing and lifting mechanism 4 extends out, 2 holding rods 45 are lifted to the upper surface of the material through the front surface of the 2 nd bundle of material, a rotary clamping cylinder 46 of the holding rods drives the 2 holding rods 45 to rotate 90 degrees to the upper surface of the 2 nd bundle of material in the opposite direction, the piston rod of the lifting cylinder 47 of the holding rods retracts, the 2 holding rods 45 are lightly pressed on the upper surface of the 2 nd bundle of material, a piston rod of a lifting cylinder 43 extends out, a lifting rod 41 is lifted along a

lifting guide rail

44, 4 supporting palms of the lifting rod 41 are supported below the 2 nd bundle of material, after the 2 nd bundle of material is lifted to be higher than a limiting block 24, a piston rod of a horizontal push-pull cylinder 9 extends out, and the second grabbing and lifting mechanism 4 is driven to push the 2 nd bundle of material to a;

(4) when the piston rods of the two horizontal push-

pull cylinders

10 and 9 are completely extended, the 1 st bundle of materials is positioned right above the first placing position, the 2 nd bundle of materials is positioned right above the second placing position, the piston rods of the lifting cylinders 53 and 43 of the first grabbing mechanism 5 and the second grabbing mechanism 4 are retracted, the lifting rods 51 and 41 are lowered along the

lifting guide rails

54 and 44, the 1 st bundle of materials is positioned on the first placing position, the 2 nd bundle of materials is positioned on the second placing position, the piston rods of the clamping

rod lifting cylinders

57 and 47 are extended, the

clamping rods

55 and 45 are lifted to release the materials, the clamping rod rotating

clamping cylinders

56 and 46 drive the

clamping rods

55 and 45 to rotate 90 degrees back to be parallel to the materials, the piston rods of the clamping

rod lifting cylinders

57 and 47 are retracted, and the

clamping rods

55 and 45 are lowered to reset;

(5) the piston rods of the two horizontal push-

pull cylinders

9 and 10 retract successively, the second grabbing and lifting mechanism 4 and the first grabbing and lifting mechanism 5 return to the initial positions successively, and in the process that the two grabbing and lifting mechanisms return to the initial positions, the piston rod of the centering cylinder 66 of the centering mechanism 6 drives the centering baffle 67 to extend out and retract after time delay, so that centering of the material in the position of the length direction is realized;

If the invention described above discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected connection can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured using welding) (unless it is obvious that one-piece forming processes cannot be used).

In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes thereof unless otherwise stated.

The above description is only for the preferred embodiment of the present invention, and all equivalent substitutions made in the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a long-strip-shaped section bar autoloading of translation formula and positioner which characterized in that: the automatic feeding device comprises a group of conveying belts, an adjustable limiting block component, a group of feeding supports, two sets of grabbing and lifting mechanisms, a centering mechanism, a horizontal translation guide rail, two horizontal push-pull air cylinders and a rack, wherein the group of conveying belts comprise 3-7 same conveying belts which are arranged in parallel and keep a certain interval, the group of feeding supports are arranged in front of the conveying belts, the group of feeding supports comprise 2-6 feeding supports which are arranged in parallel along the conveying direction at a certain interval, and 2-6 groups of adjustable limiting block components are arranged in a connecting area of the feeding supports and the conveying belts; the horizontal translation guide rail and the cylinder bodies of the two horizontal push-pull cylinders are fixedly connected on the rack, horizontal translation linear bearings of the two sets of grabbing and lifting mechanisms are installed on the corresponding horizontal translation guide rail, piston rods of the two horizontal push-pull cylinders are respectively hinged with a moving support of the corresponding grabbing and lifting mechanism, the horizontal push-pull cylinders respectively drive the corresponding grabbing and lifting mechanisms to move back and forth along the horizontal translation guide rail in the conveying direction, after the piston rods of the two horizontal push-pull cylinders are completely extended, the piston rods of the lifting cylinders retract, the two sets of grabbing and lifting mechanisms respectively move materials grabbed from the grabbing and lifting positions and place the materials at a first material placing position and a second material placing position, and when the piston rods of the horizontal push-pull cylinders completely retract, the staying positions of the two sets of grabbing and lifting mechanisms.

2. The automatic feeding and positioning device for the translational long-strip-shaped profile according to claim 1, which is characterized in that: the group of conveying belts in contain 3-7 same conveying belts and are driven by a conveying motor to synchronously run at the same speed through a speed reducer, a synchronous belt transmission pair, a transmission shaft and 3-7 synchronous belt transmission pairs.

3. The automatic feeding and positioning device for the translational long-strip-shaped profile according to claim 1, which is characterized in that: the adjustable limiting block assembly comprises 2-6 groups of same adjustable limiting block components, each adjustable limiting block component comprises a guide rail, a limiting block, a lead screw nut and a linear bearing, each adjustable limiting block component is installed on the material placing support, the guide rail is fixedly connected to the material placing support and is parallel to the material placing support, the lead screw nut is fixedly connected with the limiting block, the limiting block is also provided with the linear bearing, and the limiting blocks are installed on the guide rail through the linear bearings; 2 ~ 6 adjustable stopper parts of group share driving motor, and driving motor passes through synchronous belt drive system drive each group's adjustable stopper part the lead screw synchronous revolution, and the lead screw nut transmission drives 2 ~ 6 stoppers and makes synchronous motion, and the position of deciding the material of stopper is grabbed and is lifted the position.

4. The automatic feeding and positioning device for the translational long-strip-shaped profile according to claim 1, which is characterized in that: the grabbing and lifting mechanism comprises a lifting rod, a movable bracket, a lifting cylinder, a lifting guide rail, a clasping rod rotary clamping cylinder, a clasping rod lifting cylinder and a horizontal translation linear bearing, four same supporting palms are arranged above the supporting and lifting rod, the lifting guide rail is fixedly connected on the supporting and lifting rod, the linear bearing matched with the lifting guide rail is fixedly connected on the movable support, the lifting rod is arranged on the movable support through the lifting guide rail and the linear bearing matched with the lifting guide rail, the lifting cylinder is vertically arranged, the cylinder body of the lifting cylinder is hinged with the movable support, the piston rod of the lifting rod is hinged with the lifting rod, the lifting cylinder of the holding rod is vertically arranged, the cylinder body of the lifting cylinder of the holding rod is fixedly connected on the lifting rod, a piston rod of the clamping rod clamping device is fixedly connected with a cylinder body of a vertical clamping rod rotary clamping cylinder, and the clamping rod is fixedly connected with a piston rod of the clamping rod rotary clamping cylinder; the moving support is provided with 2 pairs of horizontal translation linear bearings supported on the horizontal translation guide rails, and a piston rod of the horizontal push-pull air cylinder is hinged with the moving support so as to push the moving support to move along the horizontal translation guide rails.

5. The automatic feeding and positioning device for the translational long-strip-shaped profile according to claim 4, which is characterized in that: two sets of snatch mechanisms contain first snatch mechanism and second and snatch the mechanism, first snatch mechanism be used for snatch the material of waiting to snatch from snatch the position, remove and place blowing position one, second snatch mechanism be used for snatch the material of waiting to snatch from snatch the position, remove and place blowing position two on, four support palms of first snatch mechanism and four support palms of second snatch mechanism from last down looking be the dislocation distribution, four support palms of first snatch mechanism extend towards the rear side, four support palms of second snatch mechanism extend towards the front side, look along material length direction at the initial position from the perpendicular to direction of transport and overlap.

6. The automatic feeding and positioning device for the translational long-strip-shaped profile according to claim 5, is characterized in that: in the second snatch the mechanism, still be equipped with the transition support, hold pole lift cylinder tightly and hold pole gyration die clamping cylinder tightly and set up respectively in the both sides that hold in the palm the pole, the one end of transition support with hold pole lift cylinder's piston rod and firmly link, the other end with hold pole gyration die clamping cylinder's cylinder body and firmly link.

7. The automatic feeding and positioning device for the translational long-strip-shaped profile according to claim 1, which is characterized in that: the centering mechanism contain the centering motor, 2 lead screw nut transmission pair parts that the opposite helical pitch of spiral direction is the same, the guide rail, 2 connecting rods, 4 centering cylinders, 4 centering baffles and transition axle, 4 centering baffles are arranged respectively at blowing position one, the both ends of blowing position two, each centering baffle is connected with the piston rod of the centering cylinder that corresponds admittedly, the cylinder body and the connecting rod of centering cylinder are connected firmly, every connecting rod corresponds and connects 2 centering cylinders admittedly, the nut and the 2 pair linear bearings of 1 lead screw nut transmission pair part, the guide rail is connected firmly in the frame and is perpendicular with direction of transportation, the connecting rod passes through linear bearing and adorns on the guide rail, link to each other through the shaft coupling between the lead screw of centering motor, transition axle and the lead screw nut transmission pair parts that 2 pairs of helical pitch opposite direction are the same.

8. A working method of a translation type automatic feeding and positioning device for long-strip-shaped profiles is characterized in that: the automatic feeding and positioning device for the translation type long-strip-shaped section bar comprises the following steps in working process:

(2) the materials are driven by the conveyer belt to be conveyed forwards along the conveying direction; when the 1 st bundle of materials touches the limiting block, the conveyer belt stops running, the 1 st bundle of materials stops at the grabbing and lifting position, and other materials behind the 1 st bundle of materials stop; piston rods of 2 clamping rod lifting cylinders of a first grabbing and lifting mechanism extend out, 2 clamping rods lift above materials through the front of a first bundle of materials, the clamping rods rotate to clamp cylinders to drive the 2 clamping rods to rotate 90 degrees in opposite directions to the position above the first bundle of materials, piston rods of the clamping rod lifting cylinders retract, the 2 clamping rods lightly press the 1 st bundle of materials, piston rods of the lifting cylinders extend out, lifting rods lift along lifting guide rails, 4 supporting supports of the lifting rods support the 1 st bundle of materials, after the 1 st bundle of materials are lifted above a limiting block, piston rods of corresponding horizontal push-pull cylinders extend out, and the first grabbing and lifting mechanism is driven to push the 1 st bundle of materials to a first feeding position;

(3) delaying time, starting the conveyer belt, continuously conveying the No. 2 bundle and the materials behind the No. 2 bundle forwards, stopping the conveyer belt when the No. 2 bundle of materials touches a limiting block, stopping the No. 2 bundle of materials at the grabbing and lifting position, and stopping other materials behind the No. 2 bundle of materials; a piston rod of a lifting cylinder of a holding rod of a second grabbing and lifting mechanism extends out, 2 holding rods lift to the upper surface of a material through the front surface of a 2 nd bundle of material, the holding rod rotates to drive the 2 holding rods to rotate 90 degrees in opposite directions to the upper side of the 2 nd bundle of material, the piston rod of the lifting cylinder of the holding rod retracts, the 2 holding rods lightly press to the upper surface of the 2 nd bundle of material, a piston rod of a lifting cylinder extends out, a lifting rod rises along a lifting guide rail, 4 supporting palms of the lifting rod support the lower surface of the 2 nd bundle of material, after the 2 nd bundle of material is lifted to be higher than a limiting block, a piston rod of another corresponding horizontal push-pull cylinder extends out, and the second grabbing and lifting mechanism is driven to push the 2 nd bundle of material to a material placing position II;