CN214611207U - Movable reciprocating type double loading and unloading device - Google Patents

Abstract

The utility model discloses a reciprocating type two unloader that goes up can shift. The movable reciprocating type double loading and unloading device comprises a portal frame, a movable trolley, two upper layer trolleys, two lower layer trolleys and a second driving part; the shifting vehicle transversely rolls along a first track beam of the portal frame and alternately enters the upper parts of the two stockers; the two upper layer trolleys are transversely arranged oppositely and are respectively connected with one of the two trolley track beams of the two groups of the shifting trolley in a rolling way; the two lower layer trolleys are transversely arranged oppositely and are respectively connected with the other of the two trolley track beams in a rolling way; the upper layer section of a first synchronous belt of the second driving part is fixed with an upper layer trolley, the lower layer section of the first synchronous belt is fixed with a lower layer trolley, and when the first synchronous belt runs, the two upper layer trolleys and the two lower layer trolleys alternately enter the upper part of a production station and the upper part of a material storage device; a plurality of lifting material taking parts are connected below the upper layer trolley and the lower layer trolley. The utility model discloses it is fast to have the unloading speed on the material, and production speed is fast effect.

Description

Movable reciprocating type double loading and unloading device

Technical Field

The utility model relates to a unloader on the plate material, in particular to reciprocating type two unloader that goes up can shift.

Background

At present, along with the rapid development of an automatic production line, the speed of the production line needs to be continuously improved, and the important key point influencing the improvement of the production speed is the operation speed of feeding and discharging equipment of the production line.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more of the above-mentioned problems, the utility model provides a reciprocating type unloading device on two can shifting.

According to one aspect of the utility model, the displaceable reciprocating type double loading and unloading device comprises a portal frame, a displacement vehicle, a first driving part, two upper layer trolleys, two lower layer trolleys, a second driving part and a plurality of lifting material taking parts; the feeding end or the discharging end of the production line is a production station, and the lateral sides of the two transverse ends of the production station are respectively and symmetrically provided with a stocker;

the portal frame is of a rectangular three-dimensional frame structure, and two first track beams of the portal frame are perpendicular to the running direction of the production line and transversely span three stations;

the shifting vehicle transversely rolls along the first track beam, and a group of two transversely arranged trolley track beams are respectively arranged on two sides of a shifting frame of the shifting vehicle;

the strokes of two transverse cylinders of the first driving part are equal to the central transverse distance between two stations, cylinders of the two transverse cylinders are transversely fixed in the center of a shifting frame, the end parts of piston rods of the two transverse cylinders are respectively connected with an upper beam at one end of a portal frame, and after compressed air is input into the transverse cylinders, a shifting vehicle transversely reciprocates along a first track beam to transversely move the central transverse distance, so that the shifting vehicle alternately enters the upper parts of two stockers, and the material taking station and the material waiting station are switched;

the two upper layer trolleys are transversely arranged oppositely and are respectively connected with one of the two trolley track beams in a rolling way; the two lower layer trolleys are transversely arranged oppositely and are respectively connected with the other of the two trolley track beams in a rolling way;

the second driving part comprises two first synchronous belts which alternately reciprocate forwards and backwards, an upper layer trolley is respectively fixed at the same position of an upper layer section of the two first synchronous belts, a lower layer trolley is respectively fixed at the same position of a lower layer section of the two first synchronous belts, the central transverse distance between the upper layer trolley and the lower layer trolley is equal to the central distance, and when the two upper layer trolleys are positioned above the production station, the two lower layer trolleys enter the material taking station; when the first synchronous belt runs, the upper layer section and the lower layer section of the first synchronous belt respectively drive the upper layer trolley and the lower layer trolley to run transversely in the same speed and opposite directions, and the first synchronous belt moves the center distance in a reciprocating manner, so that the two upper layer trolleys and the two lower layer trolleys alternately enter the upper part of a production station and the upper part of a material taking station;

all connect a plurality of lift material taking part under upper floor's dolly, the lower floor's dolly, the material taking part that goes up and down can the fixed material of downward movement snatch or release the material.

In some embodiments, each two trolley track beams are respectively an outer side beam and an inner side beam which are separated by a set distance, the outer side beam and the first track beam are the same beam, namely a public beam, two ends of the public beam are respectively perpendicular to the middle part of the support portal frame to form a spatial three-dimensional rectangular gantry frame, and the displacement vehicle rolls transversely along the public beam;

each group of inner side beams are arranged in the middle of the shifting frame, and the two upper-layer trolleys are transversely arranged oppositely and are respectively connected with the common beams or the inner side beams in the two groups of trolley track beams in a rolling manner; the two lower layer trolleys are transversely arranged oppositely and are respectively connected with the other one of the two groups of trolley track beams in a rolling way.

In some embodiments, the displaceable reciprocating type double loading and unloading device comprises a portal frame, a displacement vehicle, a first driving part, an upper layer trolley, two lower layer trolleys, a second driving part and a plurality of lifting material taking parts; the production line comprises a feeding end and a discharging end of the production line, wherein one side of each production station is respectively provided with a stocker;

the portal frame is of a rectangular three-dimensional frame structure, and two first track beams of the portal frame are parallel to the running direction of the production line and longitudinally span four stations;

the shifting vehicle longitudinally rolls along the first track beam, and a group of two transversely arranged trolley track beams are respectively arranged on two sides of a shifting frame of the shifting vehicle;

the first driving part comprises second driving wheels, second driven wheels and two second synchronous belts which are longitudinally arranged, the two second driving wheels and the two second driven wheels are respectively installed on an upper beam of the portal frame, each second driving wheel corresponds to one second driven wheel in a straight line, two ends of each second synchronous belt respectively bypass one second driving wheel and the second driven wheel corresponding to the second driving wheel in the straight line, the two second synchronous belts are respectively fixed on two sides of the shifting frame, and when the second driving motor runs, the shifting vehicle can longitudinally move the center longitudinal distance of two production stations along the first track beam;

the two upper layer trolleys are longitudinally arranged oppositely and are respectively connected with one of the two trolley track beams in a rolling way; the two lower layer trolleys are longitudinally arranged oppositely and are respectively connected with the other one of the two trolley track beams in a rolling way;

the structures, position arrangement and connection relations of the two upper layer trolleys, the two lower layer trolleys, the second driving part and the plurality of lifting material taking parts are the same as the claims.

In some embodiments, the first driving part further comprises a second driving motor, a second driving shaft, a second driven shaft and a second support, two ends of each of the two upper beams are connected with the second support, and the second driving motor is fixed in the middle of one of the upper beams; the middle of the second driving shaft is connected with a second driving motor in a driving mode, two second supports are rotatably installed at two ends of the second driving shaft respectively, a second driven shaft is installed on the other two second supports respectively, two second driven wheels are sleeved on the second driven shaft respectively in a shaft sleeve mode, the second driving shaft is parallel to the two second driven shafts and is parallel to the trolley track beam, the two second synchronous belts upwards bypass the two second driving wheels and the two second driven wheels from the upper side respectively, then two ends of the two second synchronous belts are connected with four traction supports installed on longitudinal supporting beams at two ends of the shifting frame respectively, and the two second synchronous belts form a closed loop respectively.

In some embodiments, the shift vehicle comprises a shift frame, four sets of first rollers and four trolley track beams, wherein the four sets of first rollers are symmetrically arranged below four corners of the shift frame, the axes of the four sets of first rollers are perpendicular to the trolley track beams, and two sets of first rollers on each side are arranged on one first track beam and can roll along the first track beam in the transverse direction;

in some embodiments, the first track beam section structure is a square steel pipe and is vertically placed by rotating a 45-degree diamond, and the first roller of the shifting vehicle is a pair of rollers placed by inclining 45 degrees.

In some embodiments, the second driving part comprises a first driving motor, a first driving shaft, a first driving wheel, first synchronous belts, a first driven wheel, a first driven shaft and a first support, the first driving motor and the two first synchronous belts are arranged in the middle and sleeved on the first driving shaft, the first support is respectively arranged at two ends of the first driving shaft, the first driving motor and the first support are arranged on a longitudinal beam at one side of the shifting frame, two first driven wheels are respectively sleeved on the first driven shafts one by one, two first supports are respectively arranged at two ends of each first driven shaft, the two first driving wheels are respectively and linearly corresponding to one first driven wheel, and the two first synchronous belts respectively bypass the two first driving wheels and the first driven wheels upwards from the upper side;

when the first driving motor drives and operates, the upper layer section and the lower layer section are respectively driven by the first synchronous belt to transversely operate in the same speed and opposite directions to realize the reciprocating motion function of the two trolleys.

In some embodiments, the upper trolley comprises a trolley frame, two groups of trolley rollers and a traction bracket, wherein the two groups of trolley rollers are respectively connected with the two ends of the trolley frame, the traction bracket is arranged above one end of the trolley frame and is connected with the upper layer of the first synchronous belt,

the lower layer trolley and the upper layer trolley have the same composition and basically the same structure, and the only difference is as follows: and a traction support is arranged below one end of the trolley frame of the lower-layer trolley and is connected with the lower-layer section of the first synchronous belt.

In some embodiments, the trolley rollers are placed on the corresponding trolley track beams, so that the upper-layer trolley and the lower-layer trolley move transversely along the trolley track beams;

the lifting material taking part comprises vertical rails, a lifting cylinder, a lifting support and material taking devices, two vertical rails are vertically and symmetrically arranged below two ends of each trolley frame, linear sliders are matched on the vertical rails in a sliding mode and connected to two sides of the lifting support, the lifting cylinder is vertically arranged between the two vertical rails, the end portion of a cylinder barrel of the lifting cylinder is connected to the lower portion of each trolley frame, the end portion of a piston rod of the lifting cylinder is connected to the lifting support, the lower portion of the lifting support is connected with the material taking devices, each material taking device can be a sucker, after compressed air is input into the lifting cylinder, the lifting support can perform up-and-down lifting motion, and the material taking devices suck the upper surfaces of materials.

In some embodiments, the trolley track beam is a square steel pipe and is vertically placed in a diamond shape by rotating 45 degrees,

the inner cavity of each trolley frame is larger than the size of a square pipe of the trolley track beam, the trolley track beam is sleeved in the inner cavity of each trolley frame, wheel seats are welded on four side surfaces of two ends of each trolley frame, a trolley roller is mounted on each wheel seat, an avoidance through hole is formed in each of two ends of four surfaces of each trolley frame at the relative position below each trolley roller, and the lower ends of two groups of eight trolley rollers penetrate through the avoidance through holes to be attached to two ends of four surfaces of the square steel pipe in a rolling mode;

in some embodiments, the trolley frame is a square tube or two sections of angle steel, and the upper end and the lower end of the trolley frame are respectively welded through two connecting blocks.

In some embodiments, the portal frame comprises two support portals and two first track beams, the upper ends of the support portals are provided with upper beams, the two support portals are vertically erected on two ends of the ground in parallel, and two ends of the two first track beams are respectively and vertically connected with vertical corners of the support portals to form a three-dimensional rectangular portal frame.

In some embodiments, the two upper trolleys are respectively connected to the same side of the two trolley track beams in a rolling manner, and the two lower trolleys are respectively connected to the other same side of the two trolley track beams in a rolling manner;

in some embodiments, two upper trolleys are respectively connected on opposite sides of the two trolley track beams in a rolling manner, and two lower trolleys are respectively connected on the other opposite sides of the two trolley track beams in a rolling manner.

Drawings

Fig. 1 is a schematic front view of a displaceable reciprocating type double loading and unloading device according to a first embodiment of the present invention;

FIG. 2 is a schematic top view of the displaceable reciprocating double loading and unloading apparatus shown in FIG. 1;

FIG. 3 is a left side view of the displaceable reciprocating dual loading and unloading apparatus shown in FIG. 1;

fig. 4 is a left side view schematically illustrating a displaceable reciprocating type double loading and unloading device according to a second embodiment of the present invention;

fig. 5 is a left side view schematically illustrating a displaceable reciprocating type double loading and unloading device according to a third embodiment of the present invention;

FIG. 6 is a schematic top view of the displaceable reciprocating double loading and unloading apparatus shown in FIG. 5;

fig. 7 is a schematic front view of a displaceable reciprocating type double loading and unloading device according to a fourth embodiment of the present invention;

FIG. 8 is a schematic top view of the displaceable reciprocating dual loading and unloading apparatus shown in FIG. 7;

FIG. 9 is a left side view of the displaceable reciprocating dual loading and unloading apparatus shown in FIG. 7;

fig. 10 is a schematic front view of a displaceable reciprocating type double loading and unloading device according to a fifth embodiment of the present invention;

fig. 11 is a schematic view of an upper-layer trolley, a lower-layer trolley and a lifting material-taking part, which are shown in the first to fifth embodiments of the present invention;

FIG. 12 is a schematic top view of the upper cart of FIG. 11;

FIG. 13 is a top schematic view of the lower cart shown in FIG. 11;

the device comprises a portal frame 1, a supporting portal frame 11 and a first track beam 12; the device comprises a shifting vehicle 2, a shifting frame 21, a first roller 22, a trolley track beam 23 and a traction support 24; a first driving part 3, a traversing cylinder 30, a second driving motor 31, a second driving shaft 32, a second driving wheel 33, a second synchronous belt 34, a second driven wheel 35, a second driven shaft 36, a second support 37 and a cylinder support 38; the upper layer trolley 4, a trolley frame 41, trolley rollers 42, a traction bracket 43 and a wheel seat 44; a lower layer trolley 5; a second driving part 6, a first driving motor 61, a first driving shaft 62, a first driving wheel 63, a first synchronous belt 64, a first driven wheel 65, a first driven shaft 66 and a first support 67; the lifting material taking part 7, a vertical rail 71, a lifting cylinder 72, a lifting bracket 73 and a material taking device 74.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Fig. 1 to fig. 3 schematically show a displaceable reciprocating type double loading and unloading device according to a first embodiment of the present invention. As shown in the figure, the device comprises a portal frame 1, a shift vehicle 2, a first driving part 3, two upper layer trolleys 4, two lower layer trolleys 5, a second driving part 6 and a plurality of lifting material taking parts 7;

the feeding end or the discharging end of the production line is a production station, the lateral sides of the two transverse ends of the production station are respectively and symmetrically provided with a stocker, one stocker is a material taking station and the other stocker is a material waiting station and is positioned in a discharging operation area, one stocker is a material discharging station and the other stocker is a material waiting station;

the portal frame 1 is of a rectangular three-dimensional frame structure, and two first track beams 12 of the portal frame 1 are perpendicular to the running direction of the production line and transversely span three stations;

the shifting vehicle 2 transversely rolls along the first track beam 12, and a group of two transversely arranged trolley track beams 23 are respectively arranged on two sides of a shifting frame 21 of the shifting vehicle 2;

the strokes of the two traverse cylinders 30 of the first driving part 3 are equal to the central transverse distance between the two stations, the cylinder barrels of the two traverse cylinders 30 are transversely fixed in the center of the shift frame 21, the piston rod ends of the two traverse cylinders 30 are respectively connected with the upper beam at one end of the portal frame 1, and after compressed air is input into the traverse cylinders 30, the shift trolley 2 transversely reciprocates the central transverse distance along the first track beam 12, so that the shift trolley 2 alternately enters the upper parts of the two stockers, and the material taking station and the material waiting station are switched;

the two upper layer trolleys 4 are transversely arranged oppositely and are respectively connected with one of the two trolley track beams 23 in a rolling way; the two lower layer trolleys 5 are transversely arranged oppositely and are respectively connected with the other one of the two trolley track beams 23 in a rolling way;

the second driving part 6 comprises two first synchronous belts 64 which alternately reciprocate forwards and backwards, an upper layer trolley 4 is respectively fixed at the same position of the upper layer section of each of the two first synchronous belts 64, a lower layer trolley 5 is respectively fixed at the same position of the lower layer section of each of the two first synchronous belts 64, the central transverse distance between the upper layer trolley 4 and the lower layer trolley 5 is equal to the central distance, and when the two upper layer trolleys 4 are positioned above the production station, the two lower layer trolleys 5 enter the material taking station; when the first synchronous belt 64 runs, the upper layer section and the lower layer section of the first synchronous belt 64 respectively drive the upper layer trolley 4 and the lower layer trolley 5 to run transversely in the same speed and opposite directions, and the first synchronous belt 64 moves to and fro at the center distance, so that the two upper layer trolleys 4 and the two lower layer trolleys 5 alternately enter the upper part of the production station and the upper part of the material taking station;

all connect a plurality of lift material taking part 7 under upper floor's dolly 4, the lower floor's dolly 5, lift material taking part 7 can the fixed material of lapse snatchs or release material.

As shown in fig. 3, the two upper layer trolleys 4 are respectively connected with the same side of the two trolley track beams 23 in a rolling way, and the two lower layer trolleys 5 are respectively connected with the other same side of the two trolley track beams 23 in a rolling way;

the movable reciprocating double loading and unloading device comprises two upper trolleys 4 which form a material taking trolley to move simultaneously and suck and release two ends of materials, two lower trolleys 5 which form another material taking trolley to move simultaneously and suck and release two ends of materials, and a first synchronous belt 64 for driving the upper trolleys 4 and the lower trolleys 5 to move reversely simultaneously, so that the upper trolleys 4 and the lower trolleys 5 are ensured to move above a production station and above a material storage device respectively, namely the material taking and the material taking are carried out simultaneously, and the upper trolleys 4 and the lower trolleys 5 are completed simultaneously, therefore, one reciprocating stroke is realized, the upper trolleys 4 and the lower trolleys 5 respectively complete material taking and material preparing operation in sequence, namely, one stroke can carry out two materials up and down without idle stroke, when the materials in one material storage device are loaded and unloaded, the first driving part 3 pulls the transverse trolley 2 to enter the material storage device at the other transverse side, and the movement is carried out simultaneously on the last material, avoided trading the idle stroke of station and waited for, its beneficial effect is: firstly, the device realizes the complete waiting-free feeding and discharging operation, and has high feeding and discharging speed and high production speed; secondly, a traditional device is required to complete reciprocating motion and transposition motion, the reciprocating motion and the transposition motion are changed into the reciprocating motion and the transposition motion which are respectively completed by independent devices, namely the reciprocating motion of the traditional three-station displacement adopts a mode of double-drive double-loading and unloading devices, the reciprocating motion is changed into a mode of completing a reciprocating double-loading and unloading device by single drive, a high-cost servo drive part is reduced, complicated electrical program control is realized, the transposition motion is completed by only using a simple cylinder instead, and the embodiment is suitable for occasions with longer material length; thirdly, as the reciprocating single drive and the movement links are few and short, the speed is higher and the positioning is more accurate; fourthly, because the displacement is independent and simple to drive, the displacement and the independent reciprocating motion can be simultaneously overlapped to move, the displacement operation speed is higher, and the efficiency is higher; fifthly, all the mechanical structures are simple, the configuration is low, and the cost is low; and sixthly, the implementation scheme and the layout mode are various, the applicable occasion is wider, and the application is more flexible.

Fig. 4 schematically shows a displaceable reciprocating type double loading and unloading device according to a second embodiment of the present invention. The second embodiment has the same composition and basically the same structure as the first embodiment, and the only difference is that: the two upper layer trolleys 4 are respectively connected with the opposite sides of the two trolley track beams 23 in a rolling way, and the two lower layer trolleys 5 are respectively connected with the other opposite sides of the two trolley track beams 23 in a rolling way. The beneficial effects are as follows: the opposite sides are symmetrically arranged, the two trolleys on the inner sides form a material taking trolley, the trolleys on the two outer sides form a material taking trolley, the lifting material taking part 7 is easy to align with materials, the material fixing positions are symmetrical, the fixing force of the materials is uniform, the materials are not prone to local stress deformation or damage, the yield is higher, the position degree of the materials is higher, and the material taking method is suitable for occasions with shorter material lengths or occasions needing to clamp the materials.

Fig. 5 to 6 schematically show a displaceable reciprocating double loading and unloading device according to a third embodiment of the present invention. As shown in the figure, each group of two trolley track beams 23 are respectively an outer side beam and an inner side beam which are separated by a set distance, the outer side beam and the first track beam 12 are the same beam, namely a public beam, two ends of the public beam are respectively vertical to the middle part of the support portal frame 11 to form a spatial three-dimensional rectangular gantry frame, and the shift trolley 2 transversely rolls along the public beam;

each group of inner side beams are arranged in the middle of the shift frame 21, and the two upper-layer trolleys 4 are transversely arranged oppositely and are respectively connected with the common beams or the inner side beams in the two groups of trolley track beams 23 in a rolling way; the two lower layer trolleys 5 are transversely arranged oppositely and are respectively connected with the other one of the two trolley track beams 23 in a rolling way;

this embodiment simple structure, the outside roof beam of dolly track roof beam 23 is public roof beam, and fixes on supporting the portal, and its beneficial effect is: firstly, the aversion car 2 has reduced two dolly track roof beams 23, and the quality is littleer, and the power that first removal portion needs reduces, obtains faster speed easily simultaneously, and its two has practiced thrift two dolly track roof beams 23, and simple structure can reduce whole equipment width.

Furthermore, preferably, the public beam or the inner side beam can be made of square steel pipes, the rhombuses of the square steel pipes are vertically arranged, and the beneficial effects are that firstly, the rigidity is better, the rolling linear operation on two track surfaces with 45-degree angles is more stable, and the deviation is not easy to occur.

In the first and second embodiments, preferably, the first driving step 3 further includes two cylinder supports 38, the two piston rod ends of the two traverse cylinders 30 are respectively connected to the two cylinder supports 38, and the cylinder supports 38 are mounted on the upper beam of the support gantry 11 of the gantry 1 at one end of the gantry 1.

Fig. 7 to 9 schematically show a displaceable reciprocating double loading and unloading device according to a fourth embodiment of the present invention. As shown in the figure, the device comprises a portal frame 1, a shifting vehicle 2, a first driving part 3, an upper layer trolley 4, two lower layer trolleys 5, a second driving part 6 and a plurality of lifting material taking parts 7;

the production line comprises a feeding end and a discharging end of the production line, wherein one side of each production station is respectively provided with a stocker; being located the material loading operation district, two production stations are blowing stations, and two stations of one side are respectively: a material taking station or a material waiting station; being located unloading operation area, two stations of production line are getting the material level, and two stations of one side all are: a material placing position or a material waiting position;

the portal frame 1 is of a rectangular three-dimensional frame structure, and two first track beams 12 of the portal frame 1 are parallel to the running direction of the production line and longitudinally span four stations;

the shifting vehicle 2 longitudinally rolls along the first track beam 12, and a group of two transversely arranged trolley track beams 23 are respectively arranged on two sides of a shifting frame 21 of the shifting vehicle 2;

the first driving part 3 comprises a second driving wheel 33, a second driven wheel 35 and two second synchronous belts 34 which are longitudinally arranged, the two second driving wheels 33 and the two second driven wheels 35 are respectively installed on the upper beams of the two supporting portal frames 11 of the portal frame 1, each second driving wheel 33 and one second driven wheel 35 are linearly corresponding, two ends of each second synchronous belt 34 respectively bypass one second driving wheel 33 and the second driven wheel 35 which is linearly corresponding to the second driving wheel, the two second synchronous belts 34 are respectively fixed on two sides of the shifting frame 21, and when the second driving motor 31 operates, the shifting vehicle 2 can longitudinally move along the first track beam 12 by the central longitudinal distance of two production stations;

the two upper layer trolleys 4 are longitudinally arranged oppositely and are respectively connected with one of the two trolley track beams 23 in a rolling way; the two lower layer trolleys 5 are longitudinally arranged oppositely and are respectively connected with the other one of the two trolley track beams 23 in a rolling way;

the structures, the position arrangement and the connection relations of the two upper layer trolleys 4, the two lower layer trolleys 5, the second driving part 6 and the plurality of lifting material taking parts 7 are the same as those in the claim 1.

The two upper layer trolleys 4 are respectively connected with the same side of the two trolley track beams 23 in a rolling way, and the two lower layer trolleys 5 are respectively connected with the other same side of the two trolley track beams 23 in a rolling way;

the working principle of the third embodiment is the same, two materials can be loaded and unloaded by one reciprocating stroke of the two upper layer trolleys 4 and the two lower layer trolleys 5, no idle stroke exists, and when the materials in one material storage device are loaded and unloaded, the first driving part 3 transversely pulls the cross sliding trolley 2 to enter the material storage device on the other transverse side, so that the third embodiment is suitable for the narrow occasion of the production line arrangement site; and should remove and go on simultaneously in last material unloading, avoided trading the idle stroke of station and wait, its beneficial effect is: firstly, the device realizes the complete waiting-free feeding and discharging operation, and has high feeding and discharging speed and high production speed; secondly, the first driving part 3 is driven by a synchronous belt, so that the speed is high, the moving precision is higher, and the positioning is more accurate; thirdly, as the displacement is independently and simply driven and can be simultaneously superposed with the independent reciprocating motion, the displacement operation speed is higher and the efficiency is higher; fourthly, all the mechanical structures are simple, the configuration is low, and the cost is low; sixthly, the implementation scheme and the layout mode are various, so that the method is suitable for wider occasions, and is particularly suitable for occasions with narrower production line layout places; the application is more flexible.

Fig. 10 schematically shows a displaceable reciprocating double loading and unloading device according to a fifth embodiment of the present invention. The fifth embodiment has the same composition as the fourth embodiment, and the structure is basically the same, and the only difference is as follows: the two upper layer trolleys 4 are respectively connected with the opposite sides of the two trolley track beams 23 in a rolling way, and the two lower layer trolleys 5 are respectively connected with the other opposite sides of the two trolley track beams 23 in a rolling way. The beneficial effects are as follows: dolly symmetrical arrangement, the skip is got to two inboard dollies constitution one, and the skip is got to the dolly constitution one in two outsides, goes up and down to get material portion 7 easy and material centering, and the material fixed position symmetry and the fixed power that the material received are even, and the difficult local stress deformation of material or damage, the yields is more heightened, and the material position degree is more heightened.

As shown in fig. 7 to 10, in the fourth and fifth embodiments, preferably, the first driving part 3 further includes a second driving motor 31, a second driving shaft 32, a second driven shaft 36 and a second support 37, two ends of the upper beam of the two supporting gantries 11 are connected to the second support 37, and the second driving motor 31 is fixed in the middle of one of the supporting gantries 11; the middle of the second driving shaft 32 is connected with the second driving motor 31 in a driving mode, two second supporting seats 37 are respectively rotatably mounted at two ends of the second driving shaft 32, a second driven shaft 36 is respectively mounted on the other two second supporting seats 37, two second driven wheels 35 are respectively sleeved on the second driven shaft 36 in a shaft sleeve mode, the second driving shaft 32 is parallel to the two second driven shafts 36 and is parallel to the trolley track beam 23, two second synchronous belts 34 respectively upwards bypass the two second driving wheels 33 and the two second driven wheels 35 from the upper side, then two ends of the two second synchronous belts 34 are respectively connected with four traction supporting seats 24 mounted on longitudinal supporting beams at two ends of the shifting frame 21, and the two second synchronous belts 34 respectively form a closed loop. The beneficial effects are as follows: the structure is simple, and the installation and debugging are convenient.

In the first to fifth embodiments, preferably, the shift cart 2 includes a shift frame 21, four sets of first rollers 22, and four cart track beams 23, the four sets of first rollers 22 are symmetrically installed under four corners of the shift frame 21, axes of the four sets of first rollers 22 are perpendicular to the cart track beams 23, and two sets of first rollers 22 on each side are placed on one first track beam 12 and can roll along the first track beam 12 in the transverse direction; the beneficial effects are as follows: the shifting vehicle 2 with the structure has the advantages of high moving speed, high linearity and no vertical vibration phenomenon in moving.

Preferably, the first track beam 12 is a square steel pipe in cross section, and is vertically placed by rotating a 45-degree diamond, and the first rollers 22 of the shift trolley 2 are a pair of rollers placed by inclining 45 degrees. The track has the beneficial effects that firstly, the rigidity is better, the rolling linear operation is more stable on two track surfaces with 45-degree angles, and the deviation is not easy to occur.

In the first to fifth embodiments, it is preferable that the second driving part 6 includes a first driving motor 61, a first driving shaft 62, a first driving pulley 63, a first synchronous belt 64, a first driven pulley 65, a first driven pulley 66 and a first supporting base 67, the first driving motor 61 and two first synchronous belts 64 placed in the middle are sleeved on the first driving shaft 62, the first supporting base 67 is respectively installed at both ends of the first driving shaft 62, the first driving motor 61 and the first supporting base 67 are both installed on the longitudinal beam at one side of the shift frame 21, the two first driven pulleys 65 are respectively sleeved on the first driven pulley 66, one first supporting base 67 is respectively installed at both ends of each first driven pulley 66 and installed on the longitudinal beam at the other side of the shift frame 21, the first driving shaft 62 is parallel to the two first driven pulleys 66, both are perpendicular to the trolley rail beam 23, the two first driving pulleys 63 respectively correspond to one first driven pulley 65 in a straight line, two first synchronous belts 64 are respectively wound upward from above around the two first driving pulleys 63 and the first driven pulley 65;

the first synchronous belt 64 is a non-closed structure with two ends at the upper layer and is connected with the traction bracket 43 of the upper layer trolley 4 in a closed manner; or the first synchronous belt 64 is in an annular structure, and the traction bracket 43 of the upper layer trolley 4 is connected with the first synchronous belt 64 in a clamping way;

when the first driving motor 61 is driven and operated, the upper layer section and the lower layer section are respectively driven by the first synchronous belt 64 to transversely operate in the same speed and opposite directions to realize the reciprocating motion function of the two trolleys.

In the first to fifth embodiments, preferably, the upper cart 4 includes a cart frame 41, two sets of cart rollers 42 and a traction bracket 43, two ends of the cart frame 41 are respectively connected to the two sets of cart rollers 42, the traction bracket 43 is installed above one end of the cart frame 41, the traction bracket 43 is connected to the upper layer of the first synchronous belt 64,

the lower layer trolley 5 and the upper layer trolley 4 have the same composition and basically the same structure, and the only difference is as follows: a traction bracket 43 is arranged below one end of the trolley frame 41 of the lower trolley 5, the traction bracket 43 is connected with the lower section of the first synchronous belt 64,

the trolley rollers 42 are placed on the corresponding trolley track beams 23, so that the upper-layer trolley 4 and the lower-layer trolley 5 transversely move along the trolley track beams 23;

the lifting material taking part 7 comprises vertical rails 71, lifting air cylinders 72, lifting supports 73 and material taking devices 74, two vertical rails 71 are vertically and symmetrically arranged below two ends of each trolley frame 41, linear sliders are matched on the vertical rails 71 in a sliding mode and connected to two sides of each lifting support 73, one lifting air cylinder 72 is vertically arranged between the two vertical rails 71, the end part of an air cylinder barrel of each lifting air cylinder 72 is connected to the lower portion of each trolley frame 41, the end part of a piston rod of each lifting air cylinder 72 is connected to each lifting support 73, the lower portion of each lifting support 73 is connected with a plurality of material taking devices 74, each material taking device 74 can be a suction cup, according to different material profiles and qualities, the material extractors 74 with different quantities are selected to be arranged at different positions of the lifting bracket 73, after the lifting cylinder 72 is filled with compressed air, the lifting bracket 73 can move up and down, and the material taking device 74 sucks the upper surface of the material. The beneficial effects are as follows: this material portion 7 is got in lift vertical lifting precision is high, and the material is loaded evenly, and deformation is little, and the yields is high.

In the first to fifth embodiments, preferably, the trolley track beam 23 is a square steel pipe and is rotated by 45 degrees to be vertically placed in a diamond shape, and the trolley track beam has the beneficial effects that firstly, the rigidity is better, the rolling linear operation on two track surfaces forming an angle of 45 degrees is more stable, and the deviation is not easy to occur.

The inner cavity of each trolley frame 41 is larger than the square tube size of the trolley track beam 23, the trolley track beam 23 is sleeved in the inner cavity of each trolley frame 41, wheel seats 44 are welded on four side surfaces at two ends of each trolley frame 41, a trolley roller 42 is installed on each wheel seat 44, an avoidance through hole is formed in each of two ends of four surfaces of each trolley frame 41 at the relative position below each trolley roller 42, and the lower ends of two groups of eight trolley rollers 42 penetrate through the avoidance through holes to be attached to two ends of four surfaces of the square steel tube in a rolling mode;

the trolley frame 41 is formed by welding a square tube or two sections of angle steel through two connecting blocks at the upper end and the lower end respectively. The beneficial effects are as follows: the trolley frame 41 is simple in structure and high in moving straightness, and four surfaces are restrained and cannot jump up and down.

In the first embodiment, the second embodiment, the fourth embodiment, and the fifth embodiment, preferably, the gantry 1 includes two supporting gantries 11 and two first track beams 12, the two supporting gantries 11 are vertically erected on two ends of the ground in parallel, the two first track beams 12 are perpendicular to the supporting gantries 11, and the ends of the two first track beams are respectively installed on vertical corners of the two supporting gantries 11 to form a three-dimensional rectangular gantry frame.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (10)

1. A displaceable reciprocating type double loading and unloading device is characterized by comprising a portal frame (1), a displacement vehicle (2), a first driving part (3), two upper layer trolleys (4), two lower layer trolleys (5), a second driving part (6) and a plurality of lifting material taking parts (7); the feeding end or the discharging end of the production line is a production station, and the lateral sides of the two transverse ends of the production station are respectively and symmetrically provided with a stocker;

the portal frame (1) is of a rectangular three-dimensional frame structure, and two first track beams (12) of the portal frame (1) are perpendicular to the running direction of the production line and transversely span three stations;

the shifting vehicle (2) transversely rolls along the first track beam (12), and two groups of two transversely arranged trolley track beams (23) are respectively arranged on two sides of a shifting frame (21) of the shifting vehicle (2);

the strokes of two traverse cylinders (30) of the first driving part (3) are equal to the central transverse distance between two stations, the cylinder barrels of the two traverse cylinders (30) are transversely fixed at the center of the shift frame (21), the end parts of piston rods of the two traverse cylinders (30) are respectively connected with an upper beam at one end of the portal frame (1), and after compressed air is input into the traverse cylinders (30), the shift trolley (2) transversely reciprocates along the first track beam (12) for the central transverse distance, so that the shift trolley (2) alternately enters the upper parts of the two stockers, and a material taking station and a material waiting station are switched;

the two upper layer trolleys (4) are transversely arranged oppositely and are respectively connected with one of the two trolley track beams (23) in a rolling way; the two lower-layer trolleys (5) are transversely arranged oppositely and are respectively connected with the other one of the two trolley track beams (23) in a rolling way;

the second driving part (6) comprises two first synchronous belts (64) which alternately reciprocate forwards and backwards, the same position of the upper layer section of each first synchronous belt (64) is respectively fixed with one upper-layer trolley (4), the same position of the lower layer section is respectively fixed with one lower-layer trolley (5), the transverse distance between the centers of the upper-layer trolley (4) and the lower-layer trolley (5) is equal to the central distance, and when the two upper-layer trolleys (4) are positioned above the production station, the two lower-layer trolleys (5) enter the material taking station; when the first synchronous belt (64) runs, the upper layer section and the lower layer section of the first synchronous belt (64) respectively drive the upper layer trolley (4) and the lower layer trolley (5) to transversely run at the same speed in opposite directions, and the first synchronous belt (64) reciprocates the center distance, so that the two upper layer trolleys (4) and the two lower layer trolleys (5) alternately enter the positions above the production station and the material taking station;

the lifting material taking part (7) is connected to the lower portion of the upper layer trolley (4) and the lower layer trolley (5), and the lifting material taking part (7) can move downwards to fix materials to grab or release the materials.

2. The displaceable reciprocating type double loading and unloading device as claimed in claim 1, characterized in that each set of two trolley track beams (23) are respectively an outer side beam and an inner side beam which are separated by a set distance, the outer side beam and the first track beam (12) are the same beam, namely a common beam, two ends of the common beam are respectively perpendicular to the middle part of the support gantry (11) to form a spatial three-dimensional rectangular gantry frame, and the displacement vehicle (2) rolls transversely along the common beam;

each group of the inner side beams are arranged in the middle of the displacement frame (21), and the two upper layer trolleys (4) are transversely arranged oppositely and are respectively connected with the common beams or the inner side beams in the two groups of trolley track beams (23) in a rolling manner.

3. A displaceable reciprocating type double loading and unloading device is characterized by comprising a portal frame (1), a displacement vehicle (2), a first driving part (3), an upper layer trolley (4), two lower layer trolleys (5), a second driving part (6) and a plurality of lifting material taking parts (7); the production line comprises two production stations at the feeding end or the discharging end of the production line, wherein one side of each production station is respectively provided with a stocker;

the portal frame (1) is of a rectangular three-dimensional frame structure, and two first track beams (12) of the portal frame (1) are parallel to the running direction of the production line and longitudinally span four stations;

the shifting vehicle (2) longitudinally rolls along the first track beam (12), and two groups of two transversely arranged trolley track beams (23) are respectively arranged on two sides of a shifting frame (21) of the shifting vehicle (2);

the first driving part (3) comprises second driving wheels (33), second driven wheels (35) and two second synchronous belts (34) which are longitudinally arranged, the two second driving wheels (33) and the two second driven wheels (35) are respectively installed on an upper beam of the portal frame (1), each second driving wheel (33) corresponds to one second driven wheel (35) in a straight line, two ends of each second synchronous belt (34) respectively bypass one second driving wheel (33) and the second driven wheel (35) which corresponds to the second driving wheel in the straight line, the two second synchronous belts (34) are respectively fixed on two sides of the shifting frame (21), and when the second driving motor (31) operates, the shifting vehicle (2) can longitudinally move along the first track beam (12) by the central longitudinal distance of two production stations;

the two upper layer trolleys (4) are longitudinally arranged oppositely and are respectively connected with one of the two trolley track beams (23) in a rolling way; the two lower layer trolleys (5) are longitudinally arranged oppositely and are respectively connected with the other one of the two trolley track beams (23) in a rolling way;

the structures, the position arrangement and the connection relations of the two upper layer trolleys (4), the two lower layer trolleys (5), the second driving part (6) and the plurality of lifting material taking parts (7) are the same as those in claim 1.

4. A displaceable reciprocating double loading and unloading device according to claim 3, characterised in that the first driving part (3) further comprises a second driving motor (31), a second driving shaft (32), a second driven shaft (36) and a second support (37), both ends of the two upper beams are connected with the second support (37), one of the upper beams is fixed with the second driving motor (31) in the middle; the middle of the second driving shaft (32) is in driving connection with the second driving motor (31), two second supports (37) are respectively rotatably mounted at two ends of the second driving shaft (32), the other two second supports (37) are respectively provided with one second driven shaft (36), two second driven wheels (35) are respectively sleeved on one second driven shaft (36), the second driving shaft (32) is parallel to the two second driven shafts (36) and is parallel to the trolley track beam (23), the two second synchronous belts (34) respectively pass upwards around the two second driving wheels (33) and the two second driven wheels (35) from the upper side, and then two ends of the two second synchronous belts (34) are respectively connected with four traction supports (24) mounted on longitudinal support beams at two ends of the shifting frame (21), the two second synchronous belts (34) form closed loops respectively.

5. A displaceable reciprocating double loading and unloading device according to any one of claims 1 to 4, characterised in that the displacement carriage (2) comprises the displacement frame (21), four sets of first rollers (22) and four trolley rails (23), the four sets of first rollers (22) are symmetrically mounted under the four corners of the displacement frame (21), the axes of the four sets of first rollers (22) are perpendicular to the trolley rails (23), and two sets of first rollers (22) on each side are placed on one first rail (12) and can roll transversely along the first rail (12);

or the cross section structure of the first track beam (12) is a square steel pipe and is vertically placed by rotating a 45-degree diamond, and the first rollers (22) of the shifting vehicle (2) are a pair of rollers which are placed by inclining for 45 degrees.

6. A displaceable reciprocating double loading and unloading device according to any one of claims 1 to 4, characterised in that the second driving part (6) comprises a first driving motor (61), a first driving shaft (62), a first driving wheel (63), the first synchronous belt (64), a first driven wheel (65), a first driven shaft (66) and a first support (67), the first driving motor (61) and the two first synchronous belts (64) placed in the middle are sleeved on the first driving shaft (62), the first support (67) is respectively mounted at both ends of the first driving shaft (62), the first driving motor (61) and the first support (67) are both mounted on a longitudinal beam at one side of the displacement frame (21), and the two first driven wheels (65) are respectively sleeved on the first driven shaft (66), two ends of each first driven shaft (66) are respectively provided with one first support (67) and are arranged on a longitudinal beam on the other side of the shifting frame (21), the first driving shaft (62) is parallel to the two first driven shafts (66) and is perpendicular to the trolley track beam (23), the two first driving wheels (63) are respectively aligned with one first driven wheel (65), and the two first synchronous belts (64) respectively bypass the two first driving wheels (63) and the first driven wheels (65) from the upper side;

when the first driving motor (61) is driven and operated, the upper layer section and the lower layer section of the first synchronous belt (64) respectively drive the upper layer trolley (4) and the lower layer trolley (5) to transversely operate at the same speed and in opposite directions so as to realize the reciprocating motion function of the two trolleys.

7. The displaceable reciprocating double loading and unloading device as claimed in any one of claims 1 to 4, wherein the upper trolley (4) comprises a trolley frame (41), two sets of trolley rollers (42) and a traction bracket (43), the two sets of trolley rollers (42) are respectively connected to two ends of the trolley frame (41), one traction bracket (43) is installed above one end of the trolley frame (41), the traction bracket (43) is connected with the upper layer of the first synchronous belt (64),

the lower layer trolley (5) and the upper layer trolley (4) have the same composition and basically the same structure, and the only difference is as follows: the lower part of one end of the trolley frame (41) of the lower-layer trolley (5) is provided with the traction bracket (43), the traction bracket (43) is connected with the lower-layer section of the first synchronous belt (64),

the trolley rollers (42) are placed on the corresponding trolley track beams (23), so that the upper-layer trolley (4) and the lower-layer trolley (5) move transversely along the trolley track beams (23);

the lifting material taking part (7) comprises vertical rails (71), lifting cylinders (72), lifting supports (73) and material taking devices (74), each vertical rail (71) is symmetrically installed below two ends of a trolley frame (41), a linear slider is arranged on each vertical rail (71) in a sliding fit mode, the linear slider is connected to two sides of each lifting support (73), one lifting cylinder (72) is vertically arranged between the two vertical rails (71), the cylinder tube end of each lifting cylinder (72) is connected to the lower portion of each trolley frame (41), the end portion of a piston rod of each lifting cylinder (72) is connected to the corresponding lifting support (73), the lifting supports (73) are connected with the material taking devices (74) in a plurality, each material taking device (74) can be a sucker, and after compressed air is input into each lifting cylinder (72), the lifting support (73) can move up and down, and the material taking device (74) sucks the upper surface of the solid material.

8. The displaceable reciprocating double loading and unloading device as claimed in claim 7, wherein the trolley track beam (23) is a square steel tube and is rotated 45 degrees to be vertically placed in a diamond shape,

the inner cavity of each trolley frame (41) is larger than the square tube size of the trolley track beam (23), the trolley track beam (23) is sleeved in the inner cavity of each trolley frame (41), wheel seats (44) are welded on four side surfaces of two ends of each trolley frame (41), one trolley roller (42) is installed on each wheel seat (44), an avoidance through hole is formed in each of two ends of four surfaces of each trolley frame (41) at a relative position below each trolley roller (42), and the lower ends of the eight trolley rollers (42) penetrate through the avoidance through holes to be attached to two ends of four surfaces of the square steel tube in a rolling mode;

the trolley frame (41) is formed by welding a square tube or two sections of angle steel through an upper end and a lower end respectively through two connecting blocks.

9. The displaceable reciprocating type double loading and unloading device as claimed in claim 1 or 3, wherein the gantry (1) comprises two support gantries (11) and two first track beams (12), the upper beam is arranged at the upper ends of the support gantries (11), the two support gantries (11) are vertically erected on two ends of the ground in parallel, and two ends of the two first track beams (12) are respectively and vertically connected to the vertical corners of the support gantries (11) to form a three-dimensional rectangular gantry frame.

10. The displaceable reciprocating double loading and unloading device as claimed in any one of claims 1 to 4, characterised in that the two upper carriages (4) are respectively roll-connected on the same side of the two carriage rails (23) and the two lower carriages (5) are respectively roll-connected on the other same side of the two carriage rails (23);

or the two upper-layer trolleys (4) are respectively connected with the opposite sides of the two trolley track beams (23) in a rolling way, and the two lower-layer trolleys (5) are respectively connected with the other opposite sides of the two trolley track beams (23) in a rolling way.

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