CN213352799U - Plate turnover - Google Patents

Abstract

The utility model discloses a plate turnover to the board buttress turns over the board as minimum unit, plate turnover includes: the plate stack plate turnover device comprises a plurality of material receiving mechanisms, wherein bayonets for containing the plate stacks are arranged on the material receiving mechanisms, and the bayonets are provided with a first position and a second position formed by the rotation of the material receiving mechanisms around a self-axis; the plate stack feeding and conveying device is arranged at an upstream station of the plate stack turning plate device; and the plate stack discharging and conveying device is arranged at a downstream station of the plate stack turning plate device. The utility model provides the high efficiency of turning over the board.

Description

Plate turnover

Technical Field

The utility model belongs to the wood working machinery field, concretely relates to plate turnover.

Background

In the woodworking industry and the plate furniture industry, one product is a plate with a certain size and specification, the plate is transported on a main conveying line in a stacking mode and in the direction that a paint surface faces upwards, when the plate enters a double-end mill of standard equipment in the woodworking industry, the paint surface is required to face downwards, single plates sequentially flow in, the grooving speed of the standard double-end mill of the woodworking machinery can reach 100m/min after years of development, so the plate conveying speed of a feeding device is high and low, and the plate conveying device plays an important role in the production capacity of the whole production line.

Two main processes are included before the plate enters the double-end milling, which are respectively as follows:

a plurality of plate stacks of multilayer that fork truck will fill the tray transport to ground cylinder, embrace and press from both sides the manipulator and snatch the individual layer plate stack and place on the transfer chain, the transfer chain transports the plate stack to the panel turnover equipment in proper order.

And secondly, the plate turning equipment turns the plate stack by 180 degrees, conveys the plate stack to a unstacking conveying line, unstacks the plate stack by the unstacking conveying line, and enables the plates to sequentially flow into the double-end mill one by one.

The scheme is mainly used for the second process of the plate entering the double-end milling.

At present, in the domestic wood processing industry or the plate furniture industry, the operation of a plate before entering double-end milling is basically completed in two forms, respectively:

firstly, finishing feeding through manual operation;

secondly, unstacking the plate stacks through a sucking disc, placing the single-layer grabbing plates on a conveying line, and turning over a single plate by the conveying line to enter a grooving line.

In both forms of stacking, there are 4 problems affecting the economic efficiency of the enterprise, which affect the production efficiency, the quality and the overall cost of the board.

These 4 problems are:

firstly, manual operation feeding and slow feeding speed of operators, so that the slotting efficiency is mainly determined by the operators; secondly, the worker leaves the post temporarily to stop the slotting work, so that the production efficiency of an enterprise is directly influenced;

secondly, feeding is performed manually, and an operator makes errors in the carrying process, so that the plate slides down, the plate is damaged, the quality problem of the product is directly caused, and the total cost is increased;

thirdly, the feeding is carried out manually, the working intensity of operators is high, the safety accidents are easily caused by fatigue due to monotonous repeated labor, and the total cost of enterprises is indirectly increased;

fourthly, the suction cups are unstacked and carried, the suction cups suck the single boards from the hydraulic lifting platform and place the single boards on a conveying line, the working efficiency is higher than the efficiency of manual operation, the cycle period of grabbing single boards by the suction cups at present needs 20 seconds/time at the fastest, the feeding peak value is converted to 70m/min, the problem that the beat cannot be met when the single boards face small and medium-sized floors, and the production efficiency is the bottleneck when the production line capacity rises. At present, the speed of conveyance to the double end mill is 90m/min, even 100 m/min.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a plate turnover, the utility model discloses a partial embodiment can need not personnel's operation, can cooperate the production line to carry out full-automatic turn-over, unstack, stable performance, equipment size compactness, mountable mill slotted front end, this equipment can carry the front end, not unidimensional sheet pile that come to the front end and carry out quick turn-over, turn over and carry out the unstack, panel single piece outflow equipment, get into the both ends and mill to the sheet pile after.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a plate turnover device for turning plates by taking a plate stack as a minimum unit, comprising: the plate stack plate turnover device comprises a plurality of material receiving mechanisms, wherein bayonets for containing the plate stacks are arranged on the material receiving mechanisms, and the bayonets are provided with a first position and a second position formed by the rotation of the material receiving mechanisms around a self-axis; the plate stack feeding and conveying device is arranged at an upstream station of the plate stack turning plate device; and

and the plate stack discharging and conveying device is arranged at a downstream station of the plate stack turning plate device.

Preferably, the flap device comprises: unstacking conveying device, unstacking conveying device is including just right the wide baffle of transfer of the ejection of compact of the board buttress ejection of compact send device, setting are in transfer belt, the frame structure spare that is used for fixing of wide baffle with be used for fixing conveyor belt's landing leg subassembly, set up two lead screws on the frame structure spare, transfer the both ends of wide baffle and connect on two lead screw nuts, connect the linkage drive shaft between two lead screws.

Preferably, the frame structure is provided with a guide shaft parallel to the screw rod, two ends of the width adjusting baffle are connected with follow-up supports, the follow-up supports are provided with through holes for the guide shaft to pass through, and the follow-up supports are connected with the screw rod nut.

Preferably, the pack outfeed conveyor comprises: a plurality of parallel fluency strip assemblies secured to the equipment profile frame; the horizontal push rod is fixed on the material receiving platform, the material receiving platform is fixed on a first sliding block, the first sliding block is arranged on a first guide rail in a sliding mode, the first guide rail is parallel to the fluency strip assembly, and the first sliding block is connected to one end of a horizontal push rod air cylinder.

Preferably, a stop block is arranged between the fluency strip assemblies, the stop block comprises a third position at the lower part and a fourth position at the upper part in the longitudinal direction, the height of the stop block is lower than that of the plate stack when the stop block is positioned at the third position, and the height of the stop block is higher than that of the plate stack when the stop block is positioned at the fourth position.

Preferably, the receiving mechanism is a disc-shaped four-interdigital receiving mechanism with 4 bayonets uniformly distributed.

Preferably, the number of the receiving mechanisms is 3.

Preferably, the pack infeed conveyor comprises: the bearing block comprises two block-up blocks, wherein a first bearing seat is fixed on each block-up block; the two ends of the transmission hexagonal rod are fixed in the first bearing block; the chain wheel assembly is fixedly connected with the transmission hexagonal rod; the first driving motor is connected with the chain wheel assembly through a chain; and

the transmission device comprises a plurality of groups of transmission belts, wherein one ends of the transmission belts are provided with synchronizing wheels, and the synchronizing wheels are sleeved and clamped on the transmission hexagonal rod.

Preferably, one end of the conveying direction of the conveying belt is provided with a unstacking baffle and a rubber inflation roller which are fixed on the frame structural member, and a gap for only allowing one plate to pass through is reserved between the lower part of the unstacking baffle and the conveying belt.

Compared with the prior art, the beneficial effects of the utility model are that:

firstly, before the plate enters the double-end milling, the feeding does not need manual operation any more, so that safety accidents caused by personnel fatigue due to high working intensity and monotonous and repetitive work can be avoided, and meanwhile, the problems of low working efficiency and product quality caused by personnel randomness and randomness are also avoided;

secondly, after the turnover conveying of a single plate is changed into the equipment, the whole line rhythm can be improved to 90m/min from 70m/min, the slotting efficiency of the plate is greatly improved, and the turnover conveying process is not the bottleneck in the production line at the current stage any more;

and thirdly, the turnover of a single plate needs to be linked with a grooving line without the need of a single driving system like the traditional single plate, more plate stacks can be cached, structural members and standard members are used completely, the cost is extremely low, the maintenance is easy, and the total cost of an enterprise is reduced directly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

Fig. 3 is a schematic overall structure diagram of another view angle according to an embodiment of the present invention.

Fig. 4 is a schematic view of the overall structure of the conveying device without unstacking according to the embodiment of the present invention.

Fig. 5 is an enlarged schematic view of B in fig. 4.

Fig. 6 is a schematic view of another perspective of the present invention, which does not include the unstacking conveyor.

Fig. 7 is a schematic view of the unstacking conveyor.

Figure 8 is a schematic view of the drive mechanism of the pack feed conveyor.

Fig. 9 is a schematic view at the fluency strip assembly.

Fig. 10 is a schematic view at the motor leg.

Fig. 11 is a schematic view of the receiving mechanism.

Fig. 12 is a schematic view of a drive belt.

Fig. 13 is a schematic view at the horizontal pusher.

Fig. 14 is another schematic view of the horizontal putter.

Fig. 15 is a schematic view at the stop.

Fig. 16 is a schematic view at the conveyor belt.

Fig. 17 is a schematic view of the unstacking conveyor.

Figure 18 is a schematic view at the unstacking baffles.

Figure 19 is a schematic view of a pack just after it has been turned.

Fig. 20 is a schematic view of the horizontal push rod pushing the plate stack out from the buckle to the receiving platform.

1 is a plate stack feeding and conveying device, 2 is a plate stack turning device, 3 is a plate stack discharging and conveying device, 4 is a unstacking and conveying device, 5 is an air source processing and air supply system, 6 is a first driving motor, 7 is a transmission hexagonal rod, 8 is a chain wheel assembly, 9 is a first bearing seat, 10 is a padding block, 11 is plate stack over-guiding, 12 is an equipment profile frame, 13 is a fluent strip assembly, 14 is a motor supporting leg, 15 is a cross beam, 16 is a ground foot height adjusting assembly, 17 is a rotary driving motor, 18 is a second bearing seat, 19 is a supporting and fixing plate, 20 is a four-interdigital material receiving mechanism, 21 is a locking disc, 22 is a transmission belt, 23 is a synchronous wheel, 24 is a conveying supporting bracket, 25 is a tensioning block, 26 is a horizontal push rod air cylinder, 27 is a first guide rail, 28 is a first slide block, 29 is a horizontal push rod, 30 is a material receiving table, 31 is a buffer stop block, 32 is a conveying device fixing bracket, 30 is a conveying, 33 is an air cylinder retraction quick-discharge valve, 34 is a nylon stop block, 35 is a longitudinal stop cylinder, 36 is a second sliding block, 37 is a second guide rail, 38 is an assembly fixing plate, 39 is an air cylinder floating head mechanism, 40 is a frame assembly, 41 is a conveying belt, 42 is a belt supporting plate, 43 is a second driving motor, 44 is a supporting leg assembly, 45 is a width adjusting baffle, 46 is a fixing baffle, 47 is a frame structural member, 48 is a linkage driving shaft, 49 is a lead screw, 50 is a lead screw nut, 51 is a guide shaft, 52 is a follow-up support, 53 is a unstacking baffle, 54 is a unstacking baffle adjusting mechanism, 55 is a unstacking mechanism clamping plate, and 56 is a rubber inflation roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 20, the present embodiment provides a plate turnover device, which performs plate turnover with a plate stack as a minimum unit, the plate turnover device comprising: the plate stack turning device 2 comprises a plurality of material receiving mechanisms, bayonets for containing plate stacks are arranged on the material receiving mechanisms, and the material receiving mechanisms can rotate around self-shafts to enable the bayonets to rotate from a first position to a second position; the plate pile feeding and conveying device 1 is arranged at an upstream station of the plate pile turning plate device 2 and can convey a plate pile into a bayonet at a first position; and the plate stack discharging and conveying device 3 is arranged at a downstream station of the plate stack turning plate device 2, and can take out the plate stack in the clamping opening at the second position.

The plate turnover device comprises: the unstacking and conveying device 4 comprises a width adjusting baffle 45 opposite to a conveying outlet of a plate stack discharging and conveying device, a conveying belt 41 arranged below the width adjusting baffle 45, a frame structural member 47 used for fixing the width adjusting baffle 45 and a supporting leg assembly 44 used for fixing the conveying belt 41, wherein two screw rods are arranged on the frame structural member 47, two ends of the width adjusting baffle 45 are connected onto two screw rod nuts 50, and a linkage driving shaft 48 is connected between the two screw rods 49.

The frame structure 47 is provided with a guide shaft 51 parallel to the screw 49, two ends of the width-adjusting baffle 45 are connected with a follow-up support 52, the follow-up support 52 is provided with a through hole for the guide shaft 51 to pass through, and the follow-up support 52 is connected with a screw nut 50.

The plate pile discharging and conveying device 3 comprises: a plurality of parallel fluency strip assemblies 13, the fluency strip assemblies 13 being fixed to the equipment profile frame 12; the horizontal push rod 29, the horizontal push rod 29 is fixed on the receiving platform 30, the receiving platform 30 is fixed on the first slide block 28, the first slide block 28 is arranged on the first guide rail 27 in a sliding manner, the first guide rail 27 is arranged in parallel with the fluency strip assembly 13, and the first slide block 28 is connected to one end of the horizontal push rod cylinder 26; when the material receiving mechanism rotates to the second position, the horizontal push rod cylinder 26 shortens or extends to drive the horizontal push rod 29, the horizontal push rod 29 pushes the plate stack in the clamping opening out to the fluency strip assembly 13, and further, the horizontal push rod 29 pushes the plate stack from the fluency strip assembly 13 to the material receiving platform 30.

A stop block is arranged between the fluency strip assemblies 13, the stop block comprises a third position at the lower part and a fourth position at the upper part in the longitudinal direction, the height of the stop block is lower than that of the plate stack when the stop block is positioned at the third position, and the height of the stop block is higher than that of the plate stack when the stop block is positioned at the fourth position; when the horizontal push rod 29 is far away from the material receiving mechanism, the stop block is located at a third position; when the horizontal push rod 29 is close to the material receiving mechanism, the stop block is located at the fourth position, and the plate stack on the material receiving table 30 falls into a downstream station under the self weight after losing the support of the material receiving table 30.

The receiving mechanism is a disc-shaped four-interdigital receiving mechanism 20 with 4 bayonets uniformly distributed.

The quantity of receiving mechanism is 3.

The plate pile feeding and conveying device 1 comprises: the device comprises two heightening blocks 10, wherein a first bearing seat 9 is fixed on each heightening block 10; the two ends of the transmission hexagonal rod 7 are fixed in the first bearing block 9; the chain wheel component 8 is fixedly connected with the transmission hexagonal rod 7; the first driving motor 6 is connected with the chain wheel assembly 8 through a chain; and

a plurality of groups of transmission belts 22, wherein one end of each transmission belt 22 is provided with a synchronizing wheel 23, and the plurality of groups of synchronizing wheels 23 are all sleeved and clamped on the transmission hexagonal rod 7; wherein the drive belt 22 feeds the pack into the bayonet at the first position.

A de-stacking baffle plate 53 and a rubber inflation roller 56 which are fixed on the frame structural member 47 are arranged at one end of the conveying belt 41 in the conveying direction, and a gap for only one plate to pass through is reserved between the lower part of the de-stacking baffle plate 53 and the conveying belt 41; wherein, the plate stack is conveyed to the position of the unstacking baffle 53 by the conveying belt 41, after the plates at the lowest part of the plate stack flow out from the gap in sequence, the rubber inflating roller 56 rotates and presses the surfaces of the flowing plates.

In another implementation, a high-efficiency high-stability plate stack damage-free compact type plate turning conveying device is disclosed, and comprises a plate stack feeding conveying device 1, a plate stack plate turning device 2, a plate stack discharging conveying device 3, a plate stack unstacking conveying device 4, an air source processing and air supply system 5 and an electric appliance control system.

1. Plate pile feeding and conveying device 1

The plate pile feeding and conveying device 1 consists of a transmission belt 22, a driving motor and structural components.

The plate stack feeding and conveying device 1 has the main functions of receiving a plate stack conveyed from the previous station, conveying the plate stack to the front of the plate turning station and matching the plate turning station to carry out rapid and accurate plate turning operation.

2. Plate pile plate turnover device 2

The plate pile plate turnover device 2 is composed of a four-interdigital material receiving mechanism 20 and a motor driving mechanism.

The main function of the plate pile turning-over device 2 is to turn over the plate pile with the paint surface conveyed from the front end upwards quickly and accurately and change the paint surface of the plate pile to be downward.

The plate stack plate turnover device 2 can turn over the whole stack of plates within a certain size range, and breaks through the limit that plate turnover equipment can only turn over the plates one by one at a time.

3. Plate pile discharging and conveying device 3

The plate stack discharging and conveying device 3 comprises a material receiving platform 30, a material receiving push rod, an unpowered conveying roller, a horizontal moving guide rail assembly, a horizontal push rod cylinder 26, a longitudinal moving guide rail assembly, a longitudinal position blocking and stopping cylinder assembly and a structural member.

The main function of the pack discharge conveyor 3 is to provide a set of horizontally moving rail systems for the receiving table 30. A set of transverse power cylinders is provided for horizontal movement of the receiving station 30. A set of longitudinal stopping components is provided for stopping the materials carried by the receiving platform 30 when the receiving platform is reset, so that the materials can be displaced in the transverse direction and the longitudinal direction.

The horizontal power cylinder component generates horizontal push-pull action, the plate turnover mechanism turns over the plate stack on the fluency strip, the horizontal power cylinder mechanism executes forward pushing, the plate stack is pushed to a material receiving platform 30 station outside the fluency strip roller way from the fluency strip roller way for temporary transfer, the longitudinal blocking and stopping cylinder 35 component generates upward action, the horizontal power cylinder retracts backwards, the lowest layer of the plate stack is blocked by the blocking and stopping cylinder, and the stack code enters the next process station from the material receiving platform 30.

The moving mechanism of the receiving platform 30 is divided into a left set and a right set, the structural form is completely symmetrical, the two forms are completely identical in function, the left mechanism and the right mechanism run synchronously, and plates with various specifications can be conveyed to the next station.

The left mechanism and the right mechanism of the moving mechanism of the receiving platform 30 run simultaneously, and the left stop assembly and the right stop assembly act synchronously, so that the plate stacks are conveyed to the unstacking conveying device 4 quickly and stably.

4. Unstacking and conveying device 4

The unstacking conveying device 4 consists of a transverse linkage adjusting mechanism, a belt conveying mechanism and a unstacking mechanism.

The unstacking and conveying device 4 has the main functions of unstacking the plate stacks conveyed from the front end and conveying the plates one by one to the double-end milling machine.

5. Transverse linkage adjusting mechanism

The transverse linkage adjusting mechanism consists of a section bar frame, a reversing gear linkage device and a limiting bakelite plate component.

The transverse linkage adjusting mechanism mainly has the function of adjusting the width of the baffle to adapt to plate stacks with various widths conveyed from the front end.

6. Destacking belt conveying device

The unstacking belt conveying mechanism consists of a power assembly, a transmission shaft, a bearing assembly, a transmission belt and a structural member.

The unstacking belt conveying device has the main function that a stack is conveyed to the stack unstacking mechanism from the material receiving station.

7. Stack stacking and unstacking mechanism

The stacking and unstacking mechanism consists of an auxiliary unstacking baffle 53, an adjusting mechanism, a rubber roller and a structural part.

The main effect of pile up neatly mechanism of breaking a jam has two:

firstly, the auxiliary baffle plates for unstacking separate plates are detached one by one in the process of unstacking operation.

Secondly, the rubber roller increases the friction force of the plate and smoothly feeds the single plate into the double-end mill.

8. Gas source treatment and supply system 5

The system provides pneumatic power for equipment with each pneumatic element operating according to a set process rhythm under the coordination of an electric appliance control system.

9. Electric appliance control system

The electric appliance control system comprises electric appliance elements such as a power supply, a safety device, a switch device, a control device, an electric appliance cabinet, a cable and the like. The system is used for controlling each platform, equipment and mechanism to operate according to a set process and rhythm.

An example of the process for the operation of the plant is as follows:

the initial state of the equipment is that the four interdigital stations are in a horizontal waiting position, the horizontal push rod cylinder is in a retracting state, the longitudinal position blocking cylinder is in a retracting state, the plate stack feeding conveyor is in a stopping state, the unstacking baffle is in a width corresponding to the plate stack to be processed, and the unstacking conveyor is in a stopping state.

The working state of the equipment is that a plate stack is conveyed to a plate stack feeding and conveying device from a previous station, the plate stack conveying device conveys the plate stack to an interdigital of a plate stack turning device, the plate stack turning device turns 180 degrees anticlockwise (the second plate stack starts to turn 90 degrees every time), a guide flow strip of a plate stack discharging device receives the plate stack, a horizontal push rod cylinder pushes the plate stack and a receiving platform, the plate stack leaves the flow strip to fall into the receiving platform, a longitudinal position blocking and stopping cylinder extends out, the lowest plate of the plate stack is blocked by the longitudinal blocking and stopping cylinder at the moment, the horizontal push rod cylinder drives the receiving platform to retract, the plate stack falls into a de-stacking belt conveying device, the longitudinal position blocking and stopping cylinder retracts, and a cycle is completed.

The plate stack sequentially falls on the unstacking belt conveying device, the belt drives the plate stack to the stacking and unstacking device, the unstacking device disassembles the plate stack into single plates to flow out, the rubber roller presses the single plates to increase friction, and the plates are fed into the double-end milling machine to complete the whole process.

Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that modifications or improvements based on the disclosure of the present invention can be made without departing from the spirit and scope of the present invention, and these modifications and improvements are within the spirit and scope of the present invention.

Claims (9)

1. A plate turnover device is characterized in that a plate stack is used as a minimum unit for plate turnover, and the plate turnover device comprises:

the plate stack plate turnover device comprises a plurality of material receiving mechanisms, wherein bayonets for containing the plate stacks are arranged on the material receiving mechanisms, and the bayonets are provided with a first position and a second position formed by the rotation of the material receiving mechanisms around a self-axis;

the plate stack feeding and conveying device is arranged at an upstream station of the plate stack turning plate device; and

and the plate stack discharging and conveying device is arranged at a downstream station of the plate stack turning plate device.

2. The flap arrangement as claimed in claim 1, characterized in that the flap arrangement comprises: unstacking conveying device, unstacking conveying device is including just right the wide baffle of transfer of the ejection of compact of the board buttress ejection of compact send device, setting are in transfer belt, the frame structure spare that is used for fixing of wide baffle with be used for fixing conveyor belt's landing leg subassembly, set up two lead screws on the frame structure spare, transfer the both ends of wide baffle and connect on two lead screw nuts, connect the linkage drive shaft between two lead screws.

3. The plate turnover device according to claim 2, wherein the frame structure is provided with a guide shaft parallel to the screw, the two ends of the width-adjusting baffle are connected with the follow-up supports, the follow-up supports are provided with through holes for the guide shaft to pass through, and the follow-up supports are connected with the screw nut.

4. The flap arrangement according to claim 1, wherein the pack outfeed conveyor comprises:

a plurality of parallel fluency strip assemblies secured to the equipment profile frame;

the horizontal push rod is fixed on the material receiving platform, the material receiving platform is fixed on a first sliding block, the first sliding block is arranged on a first guide rail in a sliding mode, the first guide rail is parallel to the fluency strip assembly, and the first sliding block is connected to one end of a horizontal push rod air cylinder.

5. The flap arrangement according to claim 4, characterized in that a stop is arranged between the fluency strip assemblies, which stop comprises in longitudinal direction a third position below, in which the stop is at a lower level than the pack, and a fourth position above, in which the stop is at a higher level than the pack.

6. The flap device according to claim 1, wherein the receiving mechanism is a disk-shaped four-finger receiving mechanism with 4 uniformly distributed bayonets.

7. The flap device according to claim 6, characterized in that the number of the receiving mechanisms is 3.

8. The flap arrangement according to claim 1, wherein the pack feed conveyor comprises:

the bearing block comprises two block-up blocks, wherein a first bearing seat is fixed on each block-up block;

the two ends of the transmission hexagonal rod are fixed in the first bearing block;

the chain wheel assembly is fixedly connected with the transmission hexagonal rod;

the first driving motor is connected with the chain wheel assembly through a chain; and

the transmission device comprises a plurality of groups of transmission belts, wherein one ends of the transmission belts are provided with synchronizing wheels, and the synchronizing wheels are sleeved and clamped on the transmission hexagonal rod.

9. The flap device according to claim 2, wherein a de-stacking baffle plate and a rubber inflation roller fixed on the frame structural member are arranged at one end of the conveying direction of the conveying belt, and a gap for only one plate to pass through is reserved between the lower part of the de-stacking baffle plate and the conveying belt.

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