CN112278812A

CN112278812A - Reason material conveyor

Info

Publication number: CN112278812A
Application number: CN202011318091.5A
Authority: CN
Inventors: 利建华; 金宇峰
Original assignee: Jinjiacheng Foshan Intelligent Equipment Co ltd
Current assignee: Jinjiacheng Foshan Intelligent Equipment Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-01-29
Also published as: CN114524245A

Abstract

The invention relates to the technical field of packaging machinery, in particular to a material arranging and conveying device which comprises a feeding conveying belt and a feeding mechanism, wherein the feeding conveying belt is an automatic material arranging type chain conveying belt and comprises a rack, two annular chains and a chain driving device, shifting teeth which are uniformly distributed at intervals are fixedly arranged on the chains, the shifting teeth on the two chains are oppositely arranged in groups one by one in a left-right mode, a carrying plate is arranged between the two chains, and side plates are symmetrically arranged on the outer sides of the two chains; the feeding mechanism comprises a feeding frame, a plurality of feeding cylinders, movable bottom plates respectively arranged below the feeding cylinders, connecting rods connected with all the movable bottom plates and a connecting rod driving device; the material arranging and conveying device can quickly and accurately supply materials to the conveying belt, the materials on the conveying belt can be automatically and orderly placed in the conveying process to finish the material arranging process, the material arranging device does not need to be additionally arranged, the material carrying tray does not need to be additionally arranged on the conveying belt, the structure is simple and practical, and the manufacturing and maintenance cost is low.

Description

Reason material conveyor

Technical Field

The invention relates to the technical field of packaging machinery, in particular to a material arranging and conveying device.

Background

The packing box type packing machine is a machine for automatically packing bulk materials by using packing boxes, and in the whole packing process, the bulk materials are firstly placed on a conveying belt, the conveying belt continuously conveys the bulk materials to a material ejecting position, and the bulk materials are ejected into a packing structure by an ejecting mechanism for packing. Strip-shaped bulk materials (such as strip-shaped bulk biscuits, candies and the like) generally need to be orderly placed in a packaging box, and if the bulk materials on a conveying belt are placed disorderly, the direct packaging of a packaging machine is not facilitated, so that the strip-shaped bulk materials generally need to be manually packaged, the efficiency is low, the labor cost is overhigh, and although some packaging machines are additionally provided with a material arranging device on a material conveying line for orderly placing the bulk materials on the conveying belt, the structure is complex, and the manufacturing and maintenance cost is high.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention aims to provide the material arranging and conveying device, which can quickly and accurately supply materials to the conveying belt, can automatically and orderly arrange the materials on the conveying belt in the conveying process to finish the material arranging process, does not need to be additionally provided with a special material arranging device, does not need to be additionally provided with a tray for bearing the materials on the conveying belt, and has simple and practical structure and low manufacturing and maintenance cost.

The task of the invention is realized by the following technical scheme:

the material arranging and conveying device comprises a feeding conveying belt and a feeding mechanism used for supplying materials to the feeding conveying belt, the feeding conveying belt is an automatic material arranging type chain conveying belt and comprises a rack, two annular chains which are arranged in the rack in parallel from left to right and a chain driving device used for driving the two chains to synchronously and circularly move, the chains are fixedly provided with shifting teeth which are distributed at uniform intervals, the shifting teeth on the two chains are oppositely arranged in groups from left to right, a carrying plate is further arranged between the two chains, vertical side plates are further symmetrically arranged on the outer sides of the two chains from left to right, the side plates and the carrying plate are fixedly connected with the rack, the upper surface of the carrying plate is higher than the upper surface of the chains and lower than the upper ends of the shifting teeth, and a material carrying interval is formed between any two groups of front and back shifting teeth by; the feed mechanism is including the fixed feed frame that sets up in material loading conveyer belt front end top, install two at least feed barrels of direction interval distribution before following on the feed frame, set up the movable bottom plate in each feed barrel below respectively, the connecting rod of all movable bottom plates of fixed connection, and can drive connecting rod reciprocating motion's connecting rod drive arrangement, the central distance of two adjacent feed barrels equals with two adjacent central distances of carrying the material interval, the lower extreme of feed barrel is equipped with the feed opening, thereby connecting rod reciprocating motion can drive the feed opening that all movable bottom plate synchronous reciprocating motion opened or closed all feed barrels simultaneously.

Preferably, still fixedly connected with chain guide in the frame, the both sides limit of chain guide is equipped with respectively and is used for placing the chain and carries out the guide way that leads to the chain, two the chain is placed in the guide way that corresponds and can be removed in the guide way, carry thing board fixed connection at the upper surface of chain guide.

Preferably, the material loading conveyer belt includes one section at least and climbs slope section and/or downhill path section, and the slope section or the downhill path section correspond carry thing board top still to be equipped with spacing, spacing fixed aerial installation is in carrying the top of thing board and with carry thing board upper surface parallel, and the lower surface of spacing is less than the upper end of dialling the tooth.

Preferably, a guide seat for supporting and guiding the connecting rod is arranged on the side face of the feeding frame, the connecting rod is arranged on the side face of the feeding frame along the front-back direction and can drive all the movable bottom plates to synchronously reciprocate back and forth, the length of the movable bottom plates in the front-back direction is not more than half of the material loading interval, and each movable bottom plate moves in the corresponding length range of the corresponding material loading interval.

Preferably, the material arranging and conveying device also comprises two material distributing and conveying belts and a material distributing mechanism used for distributing the materials on the material loading and conveying belts to the material distributing and conveying belts, divide the material conveyer belt also do automatic reason material type chain conveyer belt, two divide the material conveyer belt equidistance respectively to set up in the left and right sides of material conveyer belt, feed mechanism includes built on stilts fixed mounting in the horizontal slip table of material conveyer belt and material conveyer belt intersection top, can carry out horizontal reciprocating motion's slider and set up two the work or material rest that are used for getting the material in the slider both sides side by side, horizontal interval between two work or material rest equals with the horizontal interval of dividing between material conveyer belt and the material conveyer belt, thereby every work or material rest carries out swing joint through a vertical elevating system and slider respectively and can divide material conveyer belt or material conveyer belt to carry out the up-and-down motion in order to get the material.

Preferably, the lower surface of each material taking frame is provided with at least two vacuum chuck assemblies which are arranged in the front-back direction and used for taking and placing materials, and the distance between every two adjacent vacuum chuck assemblies in the front-back direction is equal to the central distance between every two adjacent material carrying intervals in the front-back direction.

Compared with the prior art, the material arranging and conveying device has the following advantages: firstly, the material can be quickly and accurately put on the feeding conveyer belt through the feeding mechanism, when in use, the material is firstly respectively put into each feeding cylinder of the feeding mechanism, when in an initial position, each feeding cylinder respectively corresponds to an empty-load material carrying interval on the feeding conveyer belt, the connecting rod driving device acts to drive the movable bottom plate to open the lower port of each feeding cylinder, the material in the feeding cylinder can fall into the corresponding material carrying interval on the feeding conveyer belt, then when the connecting rod driving device acts again to drive the movable bottom plate to close the lower port of each feeding cylinder, then the chain driving device drives the chain to move for a certain distance until each feeding cylinder respectively corresponds to an empty loading interval on the feeding conveyer belt again, then connecting rod drive arrangement moves once more so that the material is put in to the year material interval of feed cylinder below once more to realize supplying with the material to the material loading conveyer belt fast accurately. The materials can be automatically and orderly placed in the conveying process on the conveying belt to finish the material arranging process, a special material arranging device is not needed to be additionally arranged, a tray for bearing the materials is not needed to be additionally arranged on the conveying belt, the structure is simple and practical, and the manufacturing and maintenance cost is low; the material arranging and conveying device is suitable for materials, the length of the material is larger than the transverse distance between the two chains and is slightly smaller than the transverse distance between the two side plates, when the material is positioned on the material loading conveying belt, the material is loaded through the object carrying plate, two ends of the material extend out of two sides of the two chains, when the two chains move synchronously, the shifting teeth on the chains pull two ends of the material to slide on the object carrying plate, due to the inertia of the material and the friction force between the material and the object carrying plate, the material can be automatically arranged in order under the action of the shifting teeth, and the inclined and scattered material can be disordered and disordered, so that the material arranging process is completed in the material conveying process. The chain is guided and supported by the chain guide plate, driven gears for supporting the chain can be reduced, only one driving gear and one driven gear are required to be arranged at two ends of the annular chain respectively, the middle part of the chain can be supported and guided by the chain guide plate, especially for a chain conveying mechanism with fluctuation (climbing or descending), driven gears do not need to be arranged at each turning, the chain can be guided and supported by the chain guide plate, so that the chain conveying mechanism can be simplified, the manufacturing cost and the maintenance cost are reduced, and the occupied space of the chain conveying mechanism is reduced. And fourthly, the limiting strip is arranged, and the limiting strip can limit the material above the material, so that the material cannot turn over or fall down due to too steep gradient when the material is conveyed by the feeding conveyer belt to pass through the climbing section or the descending section. The length of the movable bottom plate in the front-back direction is not more than half of the material loading interval, so that the movable bottom plate does not exceed the corresponding range of the corresponding material loading interval in the front-back reciprocating motion process of opening or closing the lower port of the corresponding feeding cylinder, the direction of the connecting rod can be set to move in the front-back direction, and the transverse space occupation is smaller. Sixthly, by arranging the material distributing conveyer belts and the material distributing mechanism, the material on the material loading conveyer belt can be distributed to the two material distributing conveyer belts by the material distributing mechanism, so that the one-to-two material conveying is realized, and the material distributing mechanism is provided with two groups of material taking frames with specific intervals, when the sliding block is positioned on the right side of the sliding table during operation, the left material taking frame aligns with the feeding conveying belt so as to be capable of absorbing materials from the feeding conveying belt, the right material taking frame places the materials which are absorbed by the right material taking frame on the right material distributing conveying belt, then the slide block moves transversely to the left side of the sliding table, the right material taking frame aligns to the feeding conveyer belt so as to absorb materials from the feeding conveyer belt, the left material taking frame places the materials which are absorbed by the left material taking frame on the right material distributing conveyer belt, and the materials are circulated and reciprocated in sequence, so that the materials on the feeding conveyer belt can be uninterruptedly distributed on the two distributing conveyer belts.

The conception, specific structure and effects of the present invention will be further described in conjunction with the accompanying drawings to fully understand the objects, features and effects of the present invention.

Drawings

FIG. 1 is a schematic structural diagram of a material arranging and conveying device of the invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a partial enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic view of the structure of FIG. 1 from another angle;

fig. 5 is a partially enlarged view of a portion C in fig. 4.

Wherein: the feeding and conveying belt 1, the frame 11, the chain 12, the poking teeth 121, the chain driving device 13, the carrying plate 14, the side plate 15, the carrying section 16, the chain guide plate 17, the guide groove 171, the limiting strip 18, the feeding mechanism 2, the feeding frame 21, the feeding cylinder 22, the blanking opening 221, the movable bottom plate 23, the connecting rod 24, the connecting rod driving device 25, the guide seat 26, the feeding and conveying belt 3, the distributing mechanism 4, the sliding table 41, the sliding block 42, the material taking frame 43, the vacuum chuck component 431, the lifting mechanism 44 and the material 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the description of the specific embodiments is intended to be illustrative of the invention and is not intended to limit the invention.

It will be understood that when an element is referred to as being "connected" or "mounted" to another element, it can be directly connected or mounted to the other element or be indirectly connected or mounted to the other element through intervening elements. Furthermore, the terms "front," "back," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

As shown in fig. 1-5, the material arranging and conveying device of the invention comprises a feeding conveyor belt 1 and a feeding mechanism 2 for feeding materials to the feeding conveyor belt 1, the feeding conveyer belt 1 is an automatic material arranging type chain conveyer belt and comprises a frame 11, two annular chains 12 which are arranged in parallel at the left and the right in the frame 11, and a chain driving device 13 which drives the two chains 12 to synchronously and circularly move, the fixed tooth 121 that dials that is equipped with even interval distribution on chain 12, the tooth 121 that dials on two chains 12 is relative in groups one by one about, still be equipped with between two chains 12 and carry thing board 14, the outside of two chains 12 is still bilateral symmetry and is equipped with vertical curb plate 15, carry thing board 14 all with frame 11 fixed connection, the upper surface that carries thing board 14 is higher than the upper surface of chain 12 and is less than the upper end of dialling tooth 121, the curb plate that cooperates both sides forms a year material interval 16 between adjacent two sets of tooth 121 around wantonly. The feeding mechanism 2 comprises a feeding frame 21 fixedly arranged above the front end of the feeding conveyer belt 1, a plurality of feeding cylinders 22 arranged on the feeding frame 21 and distributed at intervals along the front-rear direction, movable bottom plates 23 respectively arranged below the feeding cylinders 22, connecting rods 24 fixedly connected with all the movable bottom plates 23, and a connecting rod driving device 25 capable of driving the connecting rods 24 to reciprocate, the distance between the centers of two adjacent feeding cylinders 22 is equal to the distance between the centers of two adjacent loading sections 16, the lower ends of the feeding cylinders 22 are provided with feed openings 221, the connecting rods 24 reciprocate to drive all the movable bottom plates 23 to synchronously reciprocate so as to open or close the feed openings 221 of all the feeding cylinders 22 simultaneously, the chain driving device 13 in this embodiment is preferably a motor driving mechanism, and the connecting rod driving device 25 can adopt a cylinder driving mechanism, a motor driving mechanism or other driving mechanisms. The chain conveying mechanism can be a single chain conveying mechanism or a plurality of chain conveying mechanisms connected in series, and the material 5 applicable to the material arranging and conveying device is a strip-shaped material which is longer than the transverse distance between the two chains 12 and slightly smaller than the transverse distance between the two side plates 15.

When in use, the materials 5 are respectively loaded into the material loading cylinders 22 of the feeding mechanism 2, when in an initial position, the material loading cylinders 22 respectively correspond to an empty material loading section 16 on the feeding conveyer belt 1, the connecting rod driving device 25 acts to drive the movable bottom plate 23 to open the lower port of each material loading cylinder 22, the materials 5 in the material loading cylinders 22 fall into the corresponding material loading sections 16 on the feeding conveyer belt 1, then when the link driving device 25 is operated again to drive the movable bottom plate 23 to close the lower port of each feeding cylinder 22, the chain drive 13 then drives the chain 12 a distance until the supply cylinders 22 again each correspond to an empty loading zone 16 on the loading conveyor 1, the connecting rod drive 25 is then operated again to cause the supply cylinder 22 to again feed the material 5 into the lower loading zone 16, so that the supply mechanism 2 can quickly and accurately supply the material 5 to the loading conveyor 1. When material 5 was located material loading conveyer belt 1, material 5 was born through carrying thing board 14, and the both ends of material 5 can stretch out from the both sides of two chains 12, during two chains 12 synchronous motion, dialling tooth 121 on the chain 12 can pull the both ends of material 5 and slide on carrying thing board 14, because material 5 self inertia and with carry thing board 14 frictional force, each material 5 all can put neatly automatically under the effect of dialling tooth 121, crooked material 5 in disorder also can be dialled out of order, thereby just accomplished the reason material process in material 5 transportation process. Compared with the prior art, the material arranging and conveying device can quickly and accurately put materials 5 on the material conveying belt 1 through the feeding mechanism 2, the materials 5 can be automatically and orderly arranged in the conveying process on the conveying belt to finish the material arranging process, a special material arranging device is not needed to be additionally arranged, a tray for bearing the materials 5 is not needed to be additionally arranged on the conveying belt, the structure is simple and practical, and the manufacturing and maintenance cost is low.

As a preferred embodiment, as shown in fig. 2, a chain guide plate 17 is further fixedly connected to the inside of the frame 11, guide grooves 171 for receiving the chains 12 and guiding the chains 12 are respectively formed on both side edges of the chain guide plate 17, the two chains 12 are received in the corresponding guide grooves 171 and can move in the guide grooves 171, and the carrier plate 14 is fixedly connected to the upper surface of the chain guide plate 17. The chain guide plate 17 may be an integral structure or a combination of a plurality of split structures, and the chain guide plate 17 is a straight plate structure parallel to the chain when the chain travels straight, or a bent plate structure parallel to the chain when the chain travels curved (e.g., upward or downward). The chain 12 is guided and supported by the chain guide plate 17, driven gears for supporting the chain 12 can be reduced, only one driving gear and one driven gear are required to be arranged at two ends of the annular chain 12 respectively, the middle part of the chain 12 can be guided by the chain guide plate 17, particularly, the chain 12 conveying mechanism with fluctuation (climbing section or downhill section) is not required to be provided with the driven gear at each turning part, the chain 12 can be guided and supported by the chain guide plate 17, so that the chain 12 conveying mechanism can be simplified, the manufacturing cost and the maintenance cost of the chain 12 are reduced, and the occupied space of the chain 12 is reduced.

As a preferred embodiment, as shown in fig. 2, the feeding conveyor belt 1 includes a slope section, a limiting strip 18 is further disposed above the loading plate 14 corresponding to the slope section, the limiting strip 18 is fixedly mounted above the loading plate 14 in an overhead manner and is parallel to the upper surface of the loading plate 14, and the lower surface of the limiting strip 18 is lower than the upper end of the shifting teeth 121. Through setting up spacing 18, spacing 18 can carry on spacingly to material 5 in the top of material 5 to make material 5 is carried to material conveying belt 1 when climbing section or downhill path section, can not overturn or drop because of the slope is too steep.

As a preferred embodiment, as shown in fig. 5, a guide seat 26 for supporting and guiding the connecting rod 24 is provided on a side surface of the feeding frame 21, the connecting rod 24 is provided on a side surface of the feeding frame 21 along a front-back direction and can drive all the movable bottom plates 23 to reciprocate back and forth synchronously, a length of the movable bottom plates 23 in the front-back direction is not more than half of the loading section 16, and each movable bottom plate 23 moves within a length range corresponding to the corresponding loading section 16. By setting the length of the movable bottom plate 23 in the front-back direction not to exceed half of the material loading interval 16, the movable bottom plate 23 does not exceed the corresponding range of the corresponding material loading interval 16 in the front-back reciprocating process of opening or closing the lower port of the corresponding feeding cylinder 22, so that the connecting rod 24 can be moved in the front-back direction, and the transverse space is less occupied.

As a preferred embodiment, as shown in fig. 3, the material arranging and conveying device further includes two material distributing and conveying belts 3 and a material distributing mechanism 4 for distributing the material 5 on the material conveying belt 1 to each material distributing and conveying belt 3, the material distributing and conveying belts 3 also adopt the automatic material arranging type chain conveying belt, the two material distributing and conveying belts 3 are respectively and equidistantly arranged on the left and right sides of the material conveying belt 1, the material distributing mechanism 4 includes a horizontal sliding table 41 which is fixedly installed above the junction of the material conveying belt 1 and the material distributing and conveying belts 3 in an overhead manner, a sliding block 42 which can be driven by the sliding table 41 to transversely reciprocate, and two material taking frames 43 which are arranged on the two sides of the sliding block 42 in parallel and used for taking and placing the material 5, the transverse distance between the two material taking frames 43 is equal to the transverse distance between the material distributing and conveying belt 3 and the material conveying belt 1, and each material taking frame 43 is movably connected with the sliding block 42 through The material conveying belt 1 moves up and down to take and place the material 5. Preferably, the lower surface of each material taking frame 43 is provided with a plurality of vacuum chuck assemblies 431 arranged in the front-back direction and used for taking and placing the material 5, and the distance between two adjacent front and back vacuum chuck assemblies 431 is equal to the central distance between two adjacent front and back material loading intervals 16. By arranging the distributing conveyer belts 3 and the distributing mechanism 4, the distributing mechanism 4 can be used for distributing the materials 5 on the feeding conveyer belt 1 to the two distributing conveyer belts 3 to realize the one-to-two conveying of the materials 5, and the material distributing mechanism 4 is provided with two groups of material taking frames 43 with specific spacing, when the slide block 42 is positioned at the right side of the sliding table 41, the left material taking frame 43 is aligned with the feeding conveyer belt 1 so as to be capable of sucking the materials 5 from the feeding conveyer belt 1, the right material taking frame 43 is used for placing the materials 5 which are sucked by the right material taking frame on the right material distributing conveyer belt 3, then the slide block 42 moves transversely to the left side of the sliding table 41, at this time, the right material taking frame 43 aligns with the feeding conveyer belt 1 so as to be capable of taking up the materials 5 from the feeding conveyer belt 1, the left material taking frame 43 places the materials 5 which are already taken up on the right material distributing conveyer belt 3, and the processes are repeated in sequence, so that the material 5 on the feeding conveyor belt 1 can be uninterruptedly distributed to the two sub-conveyor belts 3.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. A material arranging and conveying device is characterized by comprising a material feeding conveying belt and a feeding mechanism used for supplying materials to the material feeding conveying belt, wherein the material feeding conveying belt is an automatic material arranging type chain conveying belt and comprises a rack, two annular chains which are arranged in the rack in parallel from left to right and a chain driving device used for driving the two chains to synchronously and circularly move, the chains are fixedly provided with shifting teeth which are distributed at uniform intervals, the shifting teeth on the two chains are oppositely arranged in groups from left to right, a material carrying plate is further arranged between the two chains, vertical side plates are further symmetrically arranged on the outer sides of the two chains from left to right, the side plates and the material carrying plate are fixedly connected with the rack, the upper surface of the material carrying plate is higher than the upper surfaces of the chains and lower than the upper ends of the shifting teeth, and a material carrying interval is formed between any two groups of front and; the feed mechanism is including fixed setting up the feed frame of material loading conveyer belt front end top, install two at least feed barrels of following front and back direction interval distribution on the feed frame, set up the movable bottom plate in each feed barrel below respectively, the connecting rod of all movable bottom plates of fixed connection, and can drive connecting rod reciprocating motion's connecting rod drive arrangement, the central distance of two adjacent feed barrels equals with two adjacent central distances of carrying the material interval, the lower extreme of feed barrel is equipped with the feed opening, thereby connecting rod reciprocating motion can drive the synchronous reciprocating motion of all movable bottom plates and open or close the feed opening of all feed barrels simultaneously.

2. The material arranging and conveying device according to claim 1, wherein a chain guide plate is fixedly connected in the rack, guide grooves for placing and guiding the chains are respectively formed in two side edges of the chain guide plate, the two chains are placed in the corresponding guide grooves and can move in the guide grooves, and the carrying plate is fixedly connected to the upper surface of the chain guide plate.

3. The material arranging and conveying device according to claim 1, wherein the material loading conveying belt comprises at least one section of an ascending section and/or a descending section, a limiting strip is further arranged above the carrying plate corresponding to the ascending section or the descending section, the limiting strip is fixedly arranged above the carrying plate in an overhead mode and is parallel to the upper surface of the carrying plate, and the lower surface of the limiting strip is lower than the upper end of the shifting teeth.

4. The material arranging and conveying device according to claim 1, wherein a guide seat for supporting and guiding the connecting rod is arranged on the side surface of the feeding frame, the connecting rod is arranged on the side surface of the feeding frame along the front-back direction and can drive all the movable bottom plates to synchronously reciprocate back and forth, the length of the movable bottom plates in the front-back direction is not more than half of the material loading interval, and each movable bottom plate moves in the length range corresponding to the corresponding material loading interval.

5. The material arranging and conveying device according to claim 1, further comprising two material distributing and conveying belts and a material distributing mechanism for distributing the materials on the material distributing and conveying belts to the material distributing and conveying belts, wherein the material distributing and conveying belts are also the automatic material arranging type chain conveying belts, the two material distributing and conveying belts are respectively arranged on the left side and the right side of the material distributing and conveying belts at equal intervals, the material distributing mechanism comprises a transverse sliding table which is arranged above the junction of the material distributing and conveying belts in an overhead and fixed mode, a sliding block which can move transversely and reciprocally under the driving of the sliding table, and two material taking frames which are arranged on the two sides of the sliding block in parallel and used for taking and placing the materials, the transverse distance between the two material taking frames is equal to the transverse distance between the material distributing and conveying belts and the material conveying belts, and each material taking frame is movably connected with the sliding block through a vertical lifting mechanism so as to move up and down relative to.

6. The material arranging and conveying device according to claim 5, wherein the lower surface of each material taking frame is provided with at least two vacuum chuck assemblies arranged in the front-back direction for taking and placing materials, and the distance between two adjacent front and back vacuum chuck assemblies is equal to the central distance between two adjacent front and back material loading areas.