CN111483792A

CN111483792A - Composite floor turning conveying and gap feeding plate turnover device

Info

Publication number: CN111483792A
Application number: CN202010427615.8A
Authority: CN
Inventors: 朱华; 吉泽勇; 刘亚俊; 陈子文; 周薇薇; 张征; 刘宇
Original assignee: China University of Mining and Technology CUMT
Current assignee: China University of Mining and Technology CUMT
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-08-04

Abstract

The invention discloses a turning plate device for steering conveying and gap feeding of a composite floor. Comprises a conveying mechanism, a limiting mechanism, a lifting mechanism, a chute mechanism, a conveying chain mechanism and a material blocking mechanism. The limiting mechanism is positioned at the front end of the roller component; two belt conveyors arranged in parallel are arranged on a lifting rack assembly in the lifting mechanism, and the belt conveyors are arranged in drum assemblies in a staggered manner; the tail end of the belt conveyor is positioned above the chute; the conveying chain mechanism comprises a pair of short-pitch conveying chains; the short-pitch conveying chain is provided with a plurality of square blocks with equal intercept separation; the material blocking mechanism is positioned below the chute mechanism. The invention can be matched with the previous plate stamping process, continues to turn over the plate in the next step, replaces the manual turning and turning steps, can finish four integrated works of reversing, aligning, turning and separating of the plate through the ingenious design, saves a large amount of manpower and financial resources, is safe and reliable in working, and can efficiently finish turning conveying and gap feeding.

Description

Composite floor turning conveying and gap feeding plate turnover device

Technical Field

The invention relates to a plate transferring and turning device, in particular to a steering transmission and intermittent feeding turnover device used in the processing production of composite floors.

Background

At present, the domestic plate processing field still mainly depends on manual work to finish, and along with the progress and development of science and technology, some simple and fussy works in the plate processing production line can utilize automated equipment to replace manual labor. For example, in the production process, the sheet material is already subjected to stamping processing in a previous process, the back of the sheet material faces upwards, and then the processing process of the front of the sheet material needs to be checked, so that the sheet material needs to be conveyed to a next production line in a reversing manner, and the composite floor needs to be subjected to plate turning operation.

Disclosure of Invention

The invention mainly aims to overcome the defects of the existing device, provides a device for steering conveying and continuously turning a plate on a composite floor production line, and can realize four steps of reversing, aligning, turning the plate and separating the composite floor.

The invention is realized by the following technical scheme: a composite floor steering conveying and gap feeding plate turnover device comprises a conveying mechanism, a limiting mechanism, a lifting mechanism, a chute mechanism, a conveying chain mechanism and a material blocking mechanism; the conveying mechanism comprises a first frame, and a row of roller assemblies and roller driving assemblies for driving the roller assemblies are mounted on the first frame; the limiting mechanism is arranged on the first frame through a supporting plate and is positioned at the front end of the roller component; the lifting mechanism comprises a lifting rack assembly, and the lifting rack assembly is vertically and slidably arranged on the first frame; two belt conveyors arranged in parallel are mounted on the lifting frame assembly, the belt conveyors are arranged in the roller assemblies in a staggered manner, and the conveying direction of the belt conveyors is vertical to that of the roller assemblies; the chute mechanism comprises a second rack, an arc chute is mounted on the second rack, and the tail end of the belt conveyor is positioned above the chute; the conveying chain mechanism comprises a pair of short-pitch conveying chains which are arranged on the second rack in parallel; the short-pitch conveying chain is provided with a plurality of square blocks with equal intercept separation; the short-pitch conveying chain is driven by a driving chain wheel assembly; the material blocking mechanism is positioned below the chute mechanism and comprises a lower baffle and an upper baffle which are arranged on the second rack; the lower baffle is parallel to the short-pitch conveying chain and lower than the plane of the short-pitch conveying chain; the upper baffle is positioned above the short-pitch conveying chain and is vertical to the short-pitch conveying chain.

It further comprises the following steps: the first frame is provided with four supporting legs, and a nylon fixed foot cup I and a caster are fixed at the lower ends of the supporting legs.

The conveying mechanism comprises a variable-frequency speed regulating motor arranged on the first frame, and a driving chain wheel I is arranged at the output end of the variable-frequency speed regulating motor; the roller driving assembly comprises a driving roller which is arranged on the first frame through a fixing plate, a driven chain wheel I is arranged on the driving roller, and the driven chain wheel I is connected with a driving chain wheel I through a transmission chain; the roller assembly comprises a plurality of conveying rollers which are arranged in parallel, two ends of each conveying roller are fixedly arranged on the first frame through supports, and bearings are arranged between the conveying rollers and the supports; the conveying roller is connected with the driving roller through a conveyor belt.

The limiting mechanism comprises a baffle I which is arranged on the supporting plate through a limiting adjusting assembly; the upper end of the supporting plate is horizontal, and a long hole is formed in the upper end of the supporting plate; the limiting adjusting assembly comprises a bolt installed in a long hole of the supporting plate, and the lower end of the bolt is connected with the baffle I.

A guide shaft assembly is arranged between the periphery of a lifting rack assembly in the lifting mechanism and the first frame and is vertically arranged; a thin cylinder is connected between the periphery of the lifting rack component and the first frame and is vertically arranged; the belt conveyor comprises a pair of supporting frames arranged on the lifting frame assembly, a synchronous belt is arranged on each supporting frame, and belt wheels are arranged at two ends of the synchronous belt; the lifting frame assembly is provided with a conveyor driving assembly, and the conveyor driving assembly is connected with the synchronous belt in a driving mode.

And one end of the synchronous belt is provided with a tensioning mechanism.

The second frame has four landing legs, and the landing leg lower extreme is fixed with nylon fixed foot cup II.

The chute is arranged on the bracket body, and the bracket body is fixed on the second rack through bolts; and a baffle II is arranged at the lower rear part of the chute and is fixed on the second rack through a material blocking column.

The upper baffle is fixed in a long hole formed in the support body through a bolt.

The driving chain wheel assembly comprises a conveying motor seat plate fixed on the second rack, and a rib plate is connected between the conveying motor seat plate and the second rack; the conveying motor base plate is provided with a variable frequency speed regulating motor, and the output end of the variable frequency speed regulating motor is provided with a driving chain wheel; a pair of chain guide rails is fixed on the second rack, and the short-pitch conveying chains are correspondingly arranged on the chain guide rails; and driving chain wheels are arranged at two ends of the short-pitch conveying chain and are connected with the driving chain wheel through a transmission chain.

Compared with the known technology, the technical scheme provided by the invention has the following beneficial effects:

(1) the conveying mechanism comprises a conveying roller, a bracket, a bearing and a roller driving assembly, wherein the bracket is arranged on the first frame, and the rollers are arranged in parallel, so that the conveying mechanism is simple in structure, capable of continuously conveying plates, safe and reliable, and labor force is saved;

(2) the lifting mechanism comprises a guide shaft assembly, a thin cylinder, a synchronous belt, a tensioning mechanism, a lifting rack assembly and a conveyor driving assembly, wherein the synchronous belt is parallel to the conveying rollers and is arranged between two adjacent conveying rollers, the movement direction of the conveying rollers is vertical to the movement direction of the synchronous belt, when a plate moves to the baffle I from the conveying rollers, the synchronous belt can rise by one height under the pushing of the thin cylinder, and the synchronous belt drives the plate to move to the other direction to play a role in reversing, so that the aim of steering the plate is fulfilled;

(3) the plate turnover device comprises the chute, the purpose of turning the plate is realized with the aid of the chute, and compared with the plate turnover device using a motor, the plate turnover device has the advantages of clear principle, simple structure, low manufacturing cost, energy conservation and no pollution;

(4) the material blocking mechanism comprises an upper baffle and a lower baffle, wherein the lower baffle is parallel to the short-pitch conveying chain and is lower than the plane of the short-pitch conveying chain; the upper baffle is vertical to the short-pitch conveying chain, and aims to: the plates turned over by the plate turning structure are uniformly close to one side of the upper baffle plate, so that the automatic alignment of the plates can be realized, the manual alignment is not needed, the labor force is saved, the production efficiency is high, and the time and the labor are saved;

(5) the short-pitch conveying chain is provided with the small rectangular blocks, the rectangular blocks are higher than the plane of the chain, when the chain is conveyed, the small rectangular blocks move together with the chain, the lowest plate is taken away under the stacked plates, and the upper plate is blocked under the action of the upper baffle plate, so that only one plate can be conveyed each time, the aim of gap feeding is fulfilled, and the accumulated plates can be separated;

(6) the invention can realize four processes of steering, aligning, overturning and conveying of the plate through an ingenious design, has safe and reliable work, is suitable for the field of plate production, can greatly improve the production efficiency and ensure the production quality, has a complete set of device, has a simple structure, and fully considers the economy and the environmental protection of the machine;

(7) the invention can integrate the steps on two matched machines, is suitable for the field of plate production, can improve the automation level of a production line, saves manpower and financial resources, saves energy, has low processing and manufacturing cost, and has the advantages of safety, reliability, environmental protection, economy and practicability.

Drawings

FIG. 1 is a schematic perspective view of a steering conveying apparatus according to an embodiment of the present invention;

FIG. 2 is a perspective front view of a steering conveying apparatus according to an embodiment of the present invention;

FIG. 3 is a perspective left side view of a steering conveying apparatus according to an embodiment of the present invention;

FIG. 4 is a top perspective view of a steering conveying apparatus according to an embodiment of the present invention;

in the figure: 1-a first frame; 2-a roller assembly; 3-a guide shaft assembly; 4-a conveyor drive assembly; 5-a belt conveyor; 6-a lifter frame assembly; 7-a drum drive assembly; 8-a limit adjustment assembly; 9-a driving sprocket I; 10-variable frequency speed regulating motor; 11-a scaffold; 12-nylon fixed-foot cup I; 13-thin cylinder; 14-a caster wheel; 15-synchronous belt; 16-a fixed plate; 17-a drive roller; 18-baffle I; 19-a support plate; 20-a tensioning mechanism; 21-a support frame; 22-transport cylinder.

FIG. 5 is a schematic perspective view of a gap feeding plate-turning apparatus according to an embodiment of the present invention;

FIG. 6 is a perspective front view of a gap feed flap apparatus of an embodiment of the present invention;

FIG. 7 is a perspective left side view of a gap feed flap apparatus of an embodiment of the present invention;

FIG. 8 is a top perspective view of a gap feed flap apparatus in accordance with an embodiment of the present invention;

in the figure: 31-a second gantry; 32-chute; 33-a material blocking column; 34-a drive sprocket assembly; 35-a drive sprocket; 36-short pitch conveyor chain; 37-chain guide; 38-a drive sprocket; 39-conveying motor seat board; 40-rib plate; 41-hexagon head bolt; 42-hexagonal nut; 43-nylon fixed leg cup II; 44-variable frequency speed regulating motor; 45-a stent body; 46 a baffle II; 47. a lower baffle plate; 48. and an upper baffle plate.

Detailed Description

The following is a specific embodiment of the present invention, which will be further described with reference to the accompanying drawings.

A turning plate device for turning, conveying and gap feeding of composite floors comprises two separated turning conveying devices and a gap feeding turning plate device.

Referring to fig. 1 to 4, the steering and conveying apparatus includes a first frame 1, a conveying mechanism, a limiting mechanism, and a lifting mechanism. The first frame 1 has four legs, and a nylon fixed-foot cup i 12 and a caster 14 are fixed to the lower ends of the legs.

The conveying mechanism comprises:

a row of roller assemblies 2 and a roller driving assembly 7 for driving the roller assemblies 2 are arranged on the first frame 1;

conveying mechanism is including installing variable frequency speed regulating motor 10 on first frame 1, and driving sprocket I9 is installed to variable frequency speed regulating motor 10 output. The roller driving assembly 7 comprises a driving roller 17 which is arranged on the first frame 1 through a fixing plate 16, a driven chain wheel I is arranged on the driving roller 17, and the driven chain wheel I is connected with a driving chain wheel I9 through a transmission chain. The roller assembly 2 includes a plurality of conveying rollers 22 arranged in parallel, the length of the conveying rollers 22 being greater than the length of the sheet material. Two ends of the conveying roller 22 are fixedly arranged on the first frame 1 through a bracket 11, and a bearing is arranged between the conveying roller 22 and the bracket 11; the transport roller 22 is connected to the drive roller 17 by a conveyor belt.

A limiting mechanism:

the limiting mechanism is arranged on the first frame 1 through a supporting plate 19 and is positioned at the front end of the roller component 2;

the limiting mechanism comprises a baffle I18 which is arranged on a supporting plate 19 through a limiting adjusting component 8; the upper end of the supporting plate 19 is horizontal, and the upper end of the supporting plate 19 is provided with a long hole; spacing adjusting part 8 is including installing the bolt in the backup pad 19 slot hole, and the I18 of bolt lower extreme linking stop board can be adjusted the position of I18 through bolt, slot hole to adapt to not unidimensional plate. Baffle I18 is located the dead ahead position of conveying roller, when panel forward motion under the conveying roller drives, until baffle I18, baffle I18 and panel edge contact each other, reach the purpose that panel aligns.

The lifting mechanism:

the lifting mechanism comprises a lifting frame assembly 6, and the lifting frame assembly 6 is vertically and slidably arranged on the first frame 1; two belt conveyors 5 which are arranged in parallel are mounted on the lifting frame assembly 6, the belt conveyors 5 are arranged in the roller assemblies 2 in a staggered manner, and the conveying direction of the belt conveyors 5 is vertical to the conveying direction of the roller assemblies 2;

a guide shaft assembly 3 is arranged between the periphery of a lifting frame assembly 6 in the lifting mechanism and the first frame 1, and the guide shaft assembly 3 is vertically arranged; a thin cylinder 13 is connected between the periphery of the lifting frame assembly 6 and the first frame 1, and the thin cylinder 13 is vertically arranged. The lifting of the lifting frame component 6 is realized through a thin cylinder 13;

the belt conveyor 5 comprises a pair of support frames 21 arranged on the lifting frame assembly 6, a synchronous belt 15 is arranged on each support frame 21, and belt wheels are arranged at two ends of each synchronous belt 15; the conveyor driving component 4 is arranged on the lifting frame component 6, and the conveyor driving component 4 is connected with the synchronous belt 15 in a driving way;

a tensioning mechanism 20 is mounted at one end of the timing belt 15. The tensioning mechanism 20 comprises a rectangular strip block parallel to the synchronous belt 1, two bolts of the rectangular strip block are mounted on the first frame 1, and the strip block is driven to move through the front position and the rear position of the adjusting bolt, so that the tightness of the synchronous belt 15 is adjusted.

As shown in fig. 5 to 8, the gap feeding flap apparatus includes a second frame 31, a chute mechanism, a conveying chain mechanism, and a material blocking mechanism. The second frame 31 has four legs, and a nylon fixed foot cup II 43 is fixed at the lower end of the legs.

Chute mechanism:

the chute mechanism includes a circular arc-shaped chute 32 mounted on the second frame 31. The tail end of the belt conveyor 5 in the turn-over conveying device is located above the chute 32, and the plate member is conveyed to the chute 32 to be turned over. The chute 32 is arranged on the bracket body 45, and the bracket body 45 is fixed on the second rack 31 through bolts; a baffle plate II 46 is arranged below and behind the chute 32, and the baffle plate II 46 is fixed on the second rack 31 through the material blocking column 33. After the sheet falls into the chute 32, the sheet is turned along the chute 32.

Conveying chain mechanism:

the conveyor chain mechanism comprises a pair of short-pitch conveyor chains 36 which are arranged on the second frame 31 in parallel; the short-pitch conveying chain 36 is provided with a plurality of square blocks separated by equal intercept; the short-pitch conveyor chain 36 is driven by the drive sprocket assembly 34;

the driving sprocket wheel assembly 34 comprises a conveying motor seat plate 39 fixed on the second frame 31, and a rib plate 40 is connected between the conveying motor seat plate 39 and the second frame 31. The conveying motor base plate 39 is provided with a variable frequency speed regulating motor 44, and the output end of the variable frequency speed regulating motor 44 is provided with a driving chain wheel 38. A pair of chain guide rails 37 are fixed on the second frame 31, and the short-pitch conveying chains 36 are correspondingly installed on the chain guide rails 37; the two ends of the short-pitch conveying chain 36 are provided with driving chain wheels 35, and the driving chain wheels 35 are connected with the driving chain wheel 38 through a transmission chain;

and a tensioning mechanism is also installed at one end of the short-pitch conveying chain 36, and the position of the tensioning mechanism is adjusted through a hexagonal head bolt 41 and a hexagonal nut 42, so that the tightness of the short-pitch conveying chain 36 is adjusted.

A material blocking mechanism:

the material blocking mechanism is positioned below the chute mechanism and comprises a lower baffle plate 47 and an upper baffle plate 48 which are arranged on the second frame 31. The lower dam 47 is parallel to the short-pitch conveyor chain 36, and the lower dam 47 is below the plane of the short-pitch conveyor chain 36. The upper dam 48 is positioned above the short-pitch conveyor chain 36, and the upper dam 48 is perpendicular to the short-pitch conveyor chain 36. The upper baffle plate 48 is fixed in a long hole formed in the bracket body 45 through a bolt, and the upper position and the lower position of the upper baffle plate 48 can be adjusted through the bolt and the long hole, so that the upper baffle plate is suitable for plates with different thicknesses.

The working principle is as follows:

when the composite floor works, the composite floor finishes stamping, one large plate can be stamped into three to five small blocks according to use requirements, the stamped plate group moves forwards along the conveying roller, the synchronous belt is not lifted, the plane of the synchronous belt is lower than the tangent plane of the conveying roller, the plate moves to the baffle I18 under the driving of the conveying roller, and the baffle I18 is in contact with the edge of the plate so that the plate is automatically aligned;

meanwhile, the thin cylinder 13 acts, a piston rod of the thin cylinder extends out, a synchronous belt rises in the vertical direction under the matching of the guide shaft assembly 3, the plane of the synchronous belt is higher than the plane of the conveying roller, the synchronous belt moves under the driving of the conveyor driving assembly to drive the plates to be conveyed in a reversing manner, and the conveying roller moves in the direction vertical to the moving direction of the synchronous belt, so that the plates are conveyed in a steering manner under the driving of the synchronous belt, the length of the production line can be shortened, and the plate turning process can be matched with the next step;

the plates are driven by the synchronous belt to move forward towards the chute direction, the plates slide down along the chute in the chute direction, meanwhile, a group of plates are orderly stacked together by the lower baffle and the upper baffle, and at the moment, the plates of the group complete the plate turning movement;

meanwhile, the short-pitch conveying chain 36 also moves under the driving of the variable-frequency speed regulating motor 44, the plane of a small rectangular block on the short-pitch conveying chain 36 is higher than the plane of the lower baffle, when the short-pitch conveying chain rotates, a plate is taken away, because a gap between the plane of the upper baffle 48 and the chute support can only pass through one plate, namely one plate is taken away each time, the plate is separated on the short-pitch conveying chain 36, all the plates are right-side-up after the plate turning is finished, at the moment, the plates need to be manually checked, the processing quality of the plates is checked, the qualified plates are continuously conveyed forward to the stacker crane, and the unqualified plates are taken down by workers;

after the synchronous belt finishes conveying, the thin cylinder 13 falls, the plane of the synchronous belt is lower than that of the conveying roller, and the conveying roller can continue to drive plates from the punching machine. The steps are repeated circularly, so that the steering conveying and gap feeding turning plate operation in the field of plate production can be realized.

The turning conveying and gap feeding plate turnover device in the field of plate production can be matched with the turning conveying and gap feeding work in the production of the previous section of composite floor, a large amount of manpower resources can be saved, the design is ingenious and reasonable, and the work is safe and reliable; adopt step motor to add the reduction gear, cooperate air pressure drive's drive mode simultaneously, swift high-efficient more, economical and practical is fit for the extensive popularization and application at panel manufacturing enterprise.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Claims

1. The utility model provides a composite floor turns to and carries and clearance feed plate turnover which characterized in that: the device comprises a conveying mechanism, a limiting mechanism, a lifting mechanism, a chute mechanism, a conveying chain mechanism and a material blocking mechanism;

the conveying mechanism comprises a first frame (1), a row of roller assemblies (2) and a roller driving assembly (7) for driving the roller assemblies (2) are mounted on the first frame (1);

the limiting mechanism is arranged on the first frame (1) through a supporting plate (19), and is positioned at the front end of the roller assembly (2);

the lifting mechanism comprises a lifting rack component (6), and the lifting rack component (6) is vertically and slidably arranged on the first frame (1); two belt conveyors (5) which are arranged in parallel are mounted on the lifting rack assembly (6), the belt conveyors (5) are arranged in the roller assemblies (2) in a staggered manner, and the conveying direction of the belt conveyors (5) is vertical to the conveying direction of the roller assemblies (2);

the chute mechanism comprises a second rack (31), an arc chute (32) is mounted on the second rack (31), and the tail end of the belt conveyor (5) is positioned above the chute (32);

the conveying chain mechanism comprises a pair of short-pitch conveying chains (36) which are arranged on the second rack (31) in parallel; the short-pitch conveying chain (36) is provided with a plurality of square blocks with equal intercept separation; the short-pitch conveyor chain (36) is driven by a drive sprocket assembly (34);

the material blocking mechanism is positioned below the chute mechanism and comprises a lower baffle plate (47) and an upper baffle plate (48) which are arranged on the second rack (31); the lower baffle (47) is parallel to the short-pitch conveying chain (36), and the lower baffle (47) is lower than the plane of the short-pitch conveying chain (36); the upper baffle (48) is positioned above the short-pitch conveying chain (36), and the upper baffle (48) is perpendicular to the short-pitch conveying chain (36).

2. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: the first frame (1) is provided with four supporting legs, and a nylon fixed foot cup I (12) and a caster wheel (14) are fixed at the lower ends of the supporting legs.

3. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: the conveying mechanism comprises a variable-frequency speed-regulating motor (10) arranged on the first frame (1), and a driving chain wheel I (9) is arranged at the output end of the variable-frequency speed-regulating motor (10);

the roller driving assembly (7) comprises a driving roller (17) which is arranged on the first frame (1) through a fixing plate (16), a driven chain wheel I is arranged on the driving roller (17), and the driven chain wheel I is connected with a driving chain wheel I (9) through a transmission chain;

the roller assembly (2) comprises a plurality of conveying rollers (22) which are arranged in parallel, two ends of each conveying roller (22) are fixedly arranged on the first frame (1) through supports (11), and bearings are arranged between the conveying rollers (22) and the supports (11); the conveying roller (22) is connected with the driving roller (17) through a conveyor belt.

4. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: the limiting mechanism comprises a baffle I (18) which is arranged on the supporting plate (19) through a limiting adjusting component (8); the upper end of the supporting plate (19) is horizontal, and a long hole is formed in the upper end of the supporting plate (19); the limiting adjusting assembly (8) comprises a bolt installed in a long hole of a supporting plate (19), and the lower end of the bolt is connected with the baffle I (18).

5. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: a guide shaft assembly (3) is arranged between the periphery of a lifting rack assembly (6) in the lifting mechanism and the first frame (1), and the guide shaft assembly (3) is vertically arranged; a thin cylinder (13) is connected between the periphery of the lifting rack component (6) and the first frame (1), and the thin cylinder (13) is vertically arranged;

the belt conveyor (5) comprises a pair of supporting frames (21) arranged on the lifting rack assembly (6), a synchronous belt (15) is arranged on each supporting frame (21), and belt wheels are arranged at two ends of each synchronous belt (15); the lifting rack assembly (6) is provided with a conveyor driving assembly (4), and the conveyor driving assembly (4) is driven to be connected with a synchronous belt (15).

6. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 5, characterized in that: and one end of the synchronous belt (15) is provided with a tensioning mechanism (20).

7. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: the second rack (31) is provided with four supporting legs, and a nylon fixed foot cup II (43) is fixed at the lower ends of the supporting legs.

8. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: the chute (32) is arranged on the support body (45), and the support body (45) is fixed on the second rack (31) through bolts; a baffle II (46) is arranged below and behind the chute (32), and the baffle II (46) is fixed on the second rack (31) through a material blocking column (33).

9. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: the upper baffle (48) is fixed in a long hole formed in the bracket body (45) through a bolt.

10. The composite floor turn-conveying and gap-feed flap arrangement as claimed in claim 1, characterized in that: the driving chain wheel assembly (34) comprises a conveying motor seat plate (39) fixed on the second rack (31), and a rib plate (40) is connected between the conveying motor seat plate (39) and the second rack (31);

a variable-frequency speed regulating motor (44) is arranged on the conveying motor seat plate (39), and a driving chain wheel (38) is arranged at the output end of the variable-frequency speed regulating motor (44);

a pair of chain guide rails (37) is fixed on the second rack (31), and the short-pitch conveying chains (36) are correspondingly arranged on the chain guide rails (37); and driving chain wheels (35) are arranged at two ends of the short-pitch conveying chain (36), and the driving chain wheels (35) are connected with the driving chain wheel (38) through a transmission chain.