CN210590429U

CN210590429U - Multilayer cooling box

Info

Publication number: CN210590429U
Application number: CN201921193464.3U
Authority: CN
Inventors: 戴杰; 谭敏
Original assignee: Jiangsu New Team Intelligent Equipment Co ltd
Current assignee: Jiangsu New Team Intelligent Equipment Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-05-22
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a multilayer cooling box, including two relative curb plates, be provided with at least two-layer chain conveyor and one row at least air-blower on the curb plate, it is a plurality of chain conveyor passes through a mobilizable power unit drive, under arbitrary state, power unit is connected with one deck chain conveyor at most. This scheme design is exquisite, simple structure, and the power unit through setting up the liftable moves chain conveyor belt department of co-altitude not respectively and drives, only needs a power supply can satisfy the drive requirement of a plurality of transfer chains to power unit only drives a chain conveyor belt under the drive state, thereby reduction that can be very big is to power unit's drive power requirement, can effectually practice thrift power unit's the cost that sets up, reduces the energy consumption.

Description

Multilayer cooling box

Technical Field

The utility model belongs to the technical field of the cooling arrangement and specifically relates to multilayer cooler bin.

Background

The natural cooling time of the injection molding part is about 2 hours generally, and in order to accelerate the cooling rate of the injection molding part, air cooling is generally utilized, namely, the heat of the injection molding part is taken away by the air which circulates rapidly through a fan or placed in a ventilation position, so that rapid cooling is realized.

In the existing air cooling equipment, a material tray filled with a piece to be cooled is conveyed by a conveying line to move and pass through an air cooling fan or a blower and other devices for cooling, and the material tray is conveyed to the outside by the conveying line for blanking after being cooled.

The air cooling equipment has small processing amount and low efficiency, so in order to increase the batch processing capacity and the cooling efficiency of the air cooling equipment, a plurality of layers of conveying lines can be arranged to respectively carry the material trays to move to a plurality of layers of fans or blowers for cooling, however, in the structure, each layer of conveying line is often required to be provided with a separate motor for driving, so that a plurality of motors are required, the equipment cost is increased, and the energy consumption is increased.

In addition, the existing cooling equipment completes cooling, and after the material tray is discharged at the discharging station, the material tray is often conveyed to the material loading position by manpower for re-feeding, so that the automatic circulation of the material tray cannot be effectively realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a through the above-mentioned problem that exists among the solution prior art, thereby provide one kind and drive multilayer chain conveyor's multilayer cooler bin respectively through single power mechanism.

The purpose of the utility model is realized through the following technical scheme:

the multilayer cooling box comprises two opposite side plates, at least two layers of chain type conveying belts and at least one row of air blowers are arranged on the side plates, the chain type conveying belts are driven by a movable power mechanism, and the power mechanism is connected with one layer of chain type conveying belt at most in any state.

Preferably, in the multilayer cooling box, power unit includes the motor and by its drive gear of rotation, the gear can mesh with the follow driving wheel of the pivot one end of the chain conveyor of arbitrary height, the motor is gone up and down and is set up on extending to the guide rail of the superiors and the lowest layer chain conveyor top and below by belt conveyor drive and slidable, belt of belt conveyor with the motor is connected.

Preferably, in the multilayer cooling box, the inner surface of a belt of the belt conveying line is serrated, the motor is connected with the belt through a connecting block, and the connecting block has a serrated surface meshed with the serrated inner surface of the belt.

Preferably, in the multilayer cooling box, a first transfer machine and a second transfer machine are arranged at two ends of the chain type conveying belt, a feeding conveyor is arranged outside the first transfer machine, a blanking conveyor is arranged outside the second transfer machine, the first transfer machine can be lifted and butted with one end of any chain type conveying belt and can be butted with the feeding conveyor, and the second transfer machine can be lifted and butted with the other end of any chain type conveying belt and can be butted with the blanking conveyor.

Preferably, in the multilayer cooling box, the first transfer machine and the second transfer machine each include a frame and at least one layer of conveyor belt arranged on the frame, two ends of the frame are respectively connected with a movable nut of a lead screw, and the screws of the two lead screws are driven by a motor.

Preferably, in the multilayer cooling box, a backflow conveying line is arranged at the top of the side plate, and the first transfer machine and the second transfer machine can move to be connected with two ends of the backflow conveying line.

Preferably, in the multilayer cooling box, the backflow conveying line comprises two layers of backflow lines with the height difference being the same as that of the adjacent two layers of chain type conveying belts, and the first transfer machine and the second transfer machine both comprise two layers of conveying belts.

Preferably, in the multilayer cooling box, supporting rollers are arranged on a chain conveyor belt and/or a conveyor belt of the first transfer machine and/or a conveyor belt of the second transfer machine and/or a chain of the feeding conveyor and/or the blanking conveyor and/or the backflow conveyor line at equal intervals, and a supporting limit guide rail is arranged at the bottom of each layer of supporting rollers.

Preferably, in the multilayer cooling box, the side plates are respectively provided with an auxiliary wheel which is positioned above the input end of each layer of the chain type conveying belt in a rotatable manner, and the auxiliary wheels are connected with an auxiliary motor.

The utility model discloses technical scheme's advantage mainly embodies:

this scheme design is exquisite, simple structure, and the power unit through setting up the liftable moves chain conveyor belt department of co-altitude not respectively and drives, only needs a power supply can satisfy the drive requirement of a plurality of transfer chains to power unit only drives a chain conveyor belt under the drive state, thereby reduction that can be very big is to power unit's drive power requirement, can effectually practice thrift power unit's the cost that sets up, reduces the energy consumption.

This scheme passes through the belt and the connecting block intermeshing of cockscomb structure to effectual stability that has improved motor and belt and be connected has guaranteed the reliability of motor lift and is convenient for realize.

This scheme sets up backward flow transfer chain, first move and carry machine, second and carry the machine of carrying, and empty charging tray after can effectually realizing unloading circulates to material loading station department, very big abundant equipment function, has reduced the human cost, has improved the degree of automation of equipment.

First move and carry machine and second and move the structure that the machine all adopted two-layer conveyer belt, the operation beat that can effectual improve equipment reduces the appearance of idle stroke to very big improvement work efficiency.

Adopt chain conveyor to be provided with the supporting roller on the chain and regard as the support with supporting limit guide, can effectively guarantee every conveyor's bearing capacity, the gyro wheel structure provides probably for setting up the charging tray drive device of miniwatt simultaneously, is favorable to reducing chain conveyor's the start-up frequency and reduces power unit's removal frequency.

Drawings

Fig. 1 is a top view of a first embodiment of the present invention;

fig. 2 is an end view of a first embodiment of the invention;

fig. 3 is a front view of a first embodiment of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 2;

FIG. 5 is an enlarged view of area B of FIG. 1;

fig. 6 is a front view of the power mechanism and the belt conveyor line of the present invention;

fig. 7 is a belt connection diagram of the motor and the belt conveying line of the power mechanism of the present invention;

fig. 8 is a cross-sectional view of a second embodiment of the present invention;

fig. 9 is a side view of the first transfer machine of the present invention;

fig. 10 is a partial end view of a first transfer machine of the present invention;

fig. 11 is a plan view of the first transfer machine of the present invention;

fig. 12 is a side view of the loading conveyor of the present invention (with one side support plate hidden);

fig. 13 is a top view of the loading conveyor of the present invention;

FIG. 14 is an end view of the return flow delivery line of the present invention;

FIG. 15 is a side view of the return conveyor line of the present invention;

FIG. 16 is an enlarged view of area C of FIG. 10;

fig. 17 is an enlarged view of a region D in fig. 2.

Detailed Description

Objects, advantages and features of the present invention will be illustrated and explained by the following non-limiting description of preferred embodiments. These embodiments are merely exemplary embodiments for applying the technical solutions of the present invention, and all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention.

In the description of the embodiments, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.

The multi-layer cooling box disclosed by the present invention is explained below with reference to the accompanying drawings, as shown in fig. 1-fig. 3, it includes two

opposite side plates

1, 2, at least two layers of chain conveyors 3 and one row of air blowers 4 matched with the positions of each layer of chain conveyors 3 are arranged on the

side plates

1, 2, a plurality of the chain conveyors 3 are driven by a movable power mechanism 5, and the power mechanism 5 is connected with one chain conveyor 3 at most in any state.

Through making power mechanism 5 can remove to can satisfy the drive requirement of chain conveyor 3 of co-altitude not through a power mechanism, and power mechanism 5 only drives a chain conveyor 3 under the drive condition, thereby can be very big reduction to power mechanism 5's drive power requirement, can effectual saving power mechanism's set up cost.

Specifically, as shown in fig. 4, the chain conveyor 3 includes two pairs of gears 33 rotatably disposed on the

side plates

1 and 2, the two gears 33 on the same side plate 1 are connected by a chain 34, the two gears 34 on the same end are connected by a rotating shaft 31 rotatably mounted on the two

side plates

1 and 2 to rotate, and one end of the rotating shaft 31 extends to the outside of the side plates and is sleeved with a driven wheel 32; of course, in other embodiments, the chain conveyor 3 can be replaced by a link belt or a roller conveyor or a belt conveyor.

As shown in fig. 1, 2 and 5, the rotating shaft 31 of each layer of chain conveyor belt 3 is located on the same side, so that the chain conveyor belt can be driven by one power mechanism 5, the power mechanism 5 includes a motor 51 and a gear 52 driven by the motor to rotate, the gear 52 can be engaged with a driven wheel 32 at one end of the rotating shaft 31 of the chain conveyor belt 3 at any height, when the gear 52 is engaged with one driven wheel 32, the motor 51 is started to drive the driven wheel 32 to rotate, so that the chain conveyor belt 3 at the corresponding layer is started.

In order to engage the gear 52 with the driven wheel 32 of the chain conveyor 3 of different layers, as shown in fig. 2 and fig. 6, the motor 51 is driven by the belt conveyor 6 to ascend and descend and is slidably disposed on the guide rails 66 extending above and below the uppermost and lowermost chain conveyor 3, the belt conveyor 6 includes

rollers

63 and 64 rotatably disposed on a mounting plate 62 perpendicular to the side plate 1, two ends of the

rollers

63 and 64 are provided with limiting discs, the

rollers

63 and 64 are connected by a belt 61 sleeved on the

rollers

63 and 64, one of the rollers 63 is connected and fixed to the motor 65 on the mounting plate 62, the belt 61 of the belt conveyor 6 is connected to the motor 51, and the guide rails 66 are fixed on the mounting plate 62 and located in the area enclosed by the belt 61.

Specifically, when the motor 51 is connected to the belt 61, the connection may be achieved by a connecting block screwed with the belt 61, preferably, in order to ensure the connection reliability of the belt 61 and the

rollers

63 and 64 and avoid slipping, an inner surface of the belt 61 is serrated (not shown in the figure), the

rollers

63 and 64 have teeth engaged with the serrations, as shown in fig. 7, the motor 51 is connected to the belt 61 by a connecting block 53, the connecting block 53 has a serrated surface 531 engaged with the serrated inner surface of the belt 61, and the connecting block 53 is formed by combining two parts.

In addition, in the multi-layer chain conveyor 3, the distance between the conveying surfaces of any two adjacent chain conveyors 3 may be equal or different, and as shown in fig. 2, the distance is preferably the same, so that the difficulty in controlling the movement of the motor 51 can be reduced, and the multi-layer chain conveyor 3 can be conveniently matched with the subsequent first transfer machine, second transfer machine and return flow conveying line.

Meanwhile, as shown in fig. 3, the chain conveyor belt 3 has a length that a plurality of trays 80 can be placed side by side at the same time, so that the number and the positions of the blowers 4 in each row correspond to those of the trays 80, and the

side plates

1 and 2 are provided with a plurality of holes matched with the blowers 4.

Further, in order to facilitate automatic loading and unloading of different layers of chain conveyors 3, as shown in fig. 8, a first transfer machine 7 and a second transfer machine 8 are arranged at two ends of each chain conveyor 3, a loading conveyor 9 is arranged on the outer side of each first transfer machine 7, a unloading conveyor 10 is arranged on the outer side of each second transfer machine 8, each first transfer machine 7 can be lifted and can be abutted to one end of any one chain conveyor 3 and can be abutted to the loading conveyor 9, and each second transfer machine 8 can be lifted and can be abutted to the other end of any one chain conveyor 3 and can be abutted to the unloading conveyor 10.

The first transfer machine 7 and the second transfer machine 8 have the same structure, and hereinafter, the first transfer machine 7 is taken as an example for description, as shown in fig. 9, the first transfer machine 7 includes a frame 71 and at least one layer of conveyor belt 72 disposed on the frame, movable nuts 731 of a lead screw 73 are respectively connected to two ends of the frame 71, and screws 732 of the two lead screws 73 are driven by a motor 74.

Specifically, as shown in fig. 10, the conveying belt 72 includes two vertical plates 721 arranged on the frame 71, two ends of the two vertical plates 721 are respectively provided with a gear 722, the gears 722 on the same vertical plate 721 are connected by a chain 723 sleeved on the vertical plates 721, the two gears 722 on the same end are connected by a rotating shaft 724, and one end of the rotating shaft 722 is connected to a motor 725 for driving the rotating shaft to rotate.

As shown in fig. 9 and 11, a screw 731 of the screw 73 is rotatably disposed on the fixed bottom plate 75 and the fixed top plate 76, a roller 77 is disposed at an upper end of the screw 731, the roller 77 is connected to a first driving wheel 79 through a belt 78, the first driving wheel 79 is fixed to a motor shaft of a motor 74 located at the bottom of the bottom plate 75, a second driving wheel 710 is further disposed on the motor shaft of the motor, the second driving wheel 710 is connected to a roller 730 through a belt 720, and the roller 730 is connected to a screw of the screw on the other side; further, in order to ensure the stability of the movement of the frame 71, a guide shaft 740 is provided between the bottom plate 75 and the top plate 76, and a sleeve 750 is provided on the frame 71 to be slidable back and forth along the guide shaft 740.

The conveying surface of the feeding conveyor 9 is flush with the conveying surface of the one-layer chain conveyor belt 3, as shown in fig. 12 and 13, the feeding conveyor 9 includes a base 91, a pair of support plates 92 are disposed on the base 91, a pair of chain wheels 93 are disposed on the support plates 92, the chain wheels on the same support plate 92 are connected by a chain 94, two chain wheels 93 at the front end rotate by a rotating shaft 95 rotatably disposed on the support plate 92, one end of the rotating shaft 95 is connected with a motor 96, and a baffle 97 is disposed at the outer end of the support plate 92.

Further, as shown in fig. 13, a locking mechanism 98 is further disposed on the base 91, the locking mechanism 98 is used for enabling the tray 80 to be closely attached to the baffle 97, and includes a fixed push block 981, the fixed push block 981 is disposed on an air cylinder 982 for driving the fixed push block to reciprocate in a direction parallel to the conveying direction of the feeding conveyor 9, and the air cylinder 982 is disposed on a lifting air cylinder 983 for driving the air cylinder 982 to reciprocate in the longitudinal direction.

The conveying surface of the blanking conveyor 10 is flush with the conveying surface of the one-layer chain conveyor 3, and the structure of the blanking conveyor is similar to that of the feeding conveyor 9, except that the locking mechanism 98 is not provided, and the detailed structure thereof is not described herein.

Further, as shown in fig. 8, in order to effectively enable the emptied tray 80 to be transported back to the feeding conveyor 9 for feeding, a reflow conveyor line 40 is disposed on the top of the

side plates

1 and 2, and the first transfer machine 7 and the second transfer machine 8 can be moved to be connected to two ends of the reflow conveyor line 40.

As shown in fig. 14, the return flow line 40 includes at least one layer of return flow lines having the same structure as the chain conveyor 3, and the return flow lines are driven by motors 403 provided at side plates thereof.

In addition, if the first transfer machine 7 and the second transfer machine 8 are both single-layer conveyor belts, the empty trays conveyed by the chain conveyor belt 3 can be received after the conveyor belts convey the empty trays to the return flow conveyor line 40, which increases the moving idle stroke of the first transfer machine, and is not beneficial to realizing the beat compactness and coordination of tray return flow and feeding.

Therefore, as shown in fig. 8-fig. 10, the first transfer machine 7 and the second transfer machine 8 both include two layers of conveyor belts, and the distance between the two layers of conveyor belts is equal to twice the distance between the two adjacent layers of chain conveyor belts 3, and simultaneously, the distance between the return line 401 of the return line 40 and the uppermost layer of chain conveyor belt 3 is equal to the distance between the two layers of conveyor belts, so that when the conveyor belt on the upper layer of the first transfer machine 7 and the second transfer machine 8 is butted with the return line 401, the conveyor belt on the lower layer can be butted with the highest chain conveyor belt 3 at the same time, thereby controlling the backflow of the material tray and receiving the material tray to complete cooling at the same time.

Further, as shown in fig. 14 and 15, in order to increase the tray accommodating amount on the return flow conveyor line 40, the return flow conveyor line 40 includes two

return flow lines

401 and 402 having the same height difference as that of the two adjacent layers of the chain conveyor belts 3, so that the running tact of the whole equipment can be effectively increased.

In addition, in order to facilitate the control of the loading and unloading of the first transfer machine 7 and the second transfer machine 8, as shown in fig. 10 and 16, one end of the upper layer of the conveyor belt of the first transfer machine 7 close to the loading conveyor 9 is provided with a lift-up flip-type stopper 100, one end of the lower layer of the conveyor belt far from the loading conveyor 9 is provided with a lift-up flip-type stopper 100, the lift-up flip-type stopper 100 comprises a fixed cylinder 1001, a support 1002 is provided on the cylinder 1001, a stopper 1003 is rotatably provided on the support 1002 through a rotating shaft (not shown in the figure), a cylinder shaft of the cylinder 1001 passes through the support 1002 and is pivotally connected to the bottom of the stopper 1003 or is in contact with or is pivotally connected to the bottom of the stopper 1003, the top surface 10021 of the support 1002 is slightly lower than the bottom surface of the tray on the conveyor belt, when the cylinder shaft of the cylinder 1001, the side end face 10031 of the top block 1003 is perpendicular to the top surface of the support 1001 and the vertex of the side end face is higher than the top surface of the support 1001 so as to block the tray; when the cylinder shaft of the cylinder 1001 retracts, the vertex of the side end face of the top block 1004 rotates to below the top face of the support 1001, so that the tray is conveyed by the stopper.

Meanwhile, in the conveying process, a plurality of pallets can be simultaneously loaded on each conveying line, and in order to ensure that the conveying lines provide enough supporting force for the pallets, as shown in fig. 4, 12 and 15, supporting rollers 50 are arranged on the chain conveying belt 3 and/or the conveying belt of the first transfer machine 7 and/or the conveying belt of the second transfer machine 8 and/or the chain of the feeding conveyor 9 and/or the discharging conveyor 10 and/or the backflow conveying line 40 at equal intervals, and a supporting limit guide rail 90 for limiting the supporting rollers 50 is arranged at the bottom of each layer of the supporting rollers 50.

Finally, after the material tray moves to the chain conveyer 3, in order to reduce the start of the chain conveyer 3, and because the material tray can roll on the chain conveyer 3 through the supporting rollers 50, therefore, the material tray located at the entrance can be pushed to move in sequence by applying thrust alone to the material tray located at the entrance, and at this time, the required power is relatively small, and the power mechanism 5 does not need to be switched frequently, therefore, as shown in fig. 17, the

side plates

1 and 2 are also respectively provided with an auxiliary wheel 60 located above the input end of the chain conveyer 3, the auxiliary wheel 60 is connected with an auxiliary motor 70, and when the material tray is located on the chain conveyer 3, the bottom surfaces of the two sides of the material tray are attached to the auxiliary wheel 60.

When the whole device is operated, the start and stop of various motors can be controlled by various sensors and/or visual identification and control devices, PLC control systems, industrial computers and other devices, which are known in the art and are not described in detail herein.

The cooling method of the multi-layer cooling box will be described in detail below, and comprises the following steps:

s1, firstly, placing the tray 80 on the feeding conveyor 9, manually or automatically placing at least one part to be cooled in the placing groove on the tray 80 or placing the tray 80 containing the part to be cooled on the feeding conveyor 9, and then manually pressing a button to start the whole equipment or controlling the start by a sensor.

S2, after the equipment is started, the motor 74 of the first transfer machine 7 is started to move the conveyor belt to be connected with the feeding conveyor 9, and then the motor 96 of the feeding conveyor 9 is started to move the tray 80 thereon to the conveyor belt of the first transfer machine 7.

S3, the first transfer machine 7 transfers the tray 80 to one layer of chain conveyor 3, for example, the lowest layer of chain conveyor 3 may be installed to feed the tray layer by layer, or the tray may be fed reversely, or the tray may be fed randomly, when the lowest layer is provided, the motor 74 starts to move the conveyor of the first transfer machine 7 to engage with the lowest layer of chain conveyor 3, and then the motor 725 of the conveyor starts to transfer the tray 80 thereon to the chain conveyor 3.

S4, at this time, the blower at the position of the tray 80 starts to wind cool the piece to be cooled on the tray 80, in the cooling process, the chain conveyor 3 at the bottom layer may not convey the tray 80, or may slowly convey it, and at this time, the motor 66 of the belt conveyor line 6 is started to move the gear 52 of the power mechanism 5 to be meshed with the driven wheel 32 at the lowest layer, meanwhile, when the first transfer machine 7 transfers the subsequent material trays to the chain type conveying belt 3 at the lowest layer, the motor 51 of the power mechanism 5 can be started to drive the chain conveyer belt 3 to convey the material tray on the chain conveyer belt forwards, thereby for subsequent charging tray 80 provides places the space to can effectually utilize every charging tray cooling time, carry out the material loading operation, thereby improve cooling efficiency, satisfy the rhythm requirement of sabot, clear dish, charging tray circulation simultaneously.

And S5, when the part to be cooled on one tray is cooled, the motor 84 of the second transfer machine 8 is started to butt the conveyer belt on the second transfer machine to the chain conveyer belt 3 corresponding to the tray of the cooled part, at the moment, the chain conveyer belt 3 is started to convey the tray of the cooled part to the conveyer belt of the second transfer machine 8, and during cooling, the cooled tray can be discharged according to the first-in first-out principle.

S6, the second transfer unit 8 moves to a position where its conveyor belt abuts against the blanking conveyor 10, and conveys the tray 80 to the blanking conveyor 10.

S7, the cooled part on the tray 80 is removed manually or by an automated device, such as a robot or a vacuum absorption device, and the empty tray 80 is transported to the conveyor belt of the second transfer machine 8 by the discharging conveyor 10.

S8, the second transfer machine 8 moves to be in butt joint with the backflow conveying line 40, and the material tray 80 is conveyed to the backflow conveying line 40, and the backflow conveying line conveys the material tray to the first transfer machine in butt joint with the backflow conveying line;

and S9, the first transfer machine moves to be in butt joint with the feeding conveying line and conveys the tray to the feeding conveying line for feeding again.

Moreover, because the first transfer machine 7 and the second transfer machine 8 are both of a two-layer structure, when the following material trays circulate, material trays are loaded and material trays are unloaded, the material trays 80 returned by the unloading conveyor 10 are placed on the upper layer conveying belt of the second transfer machine 8, and when the conveying belt of the second transfer machine 8 is connected with the backflow conveying line 40 or in the moving process, the material trays to be unloaded can be conveyed to the lower layer conveying belt; and, the material tray that the backflow transfer chain 40 refluxes is conveyed to the upper conveyer belt of the said first transfer machine 7, when the first transfer machine 7 is butted with feed conveyer chain 9, convey the material tray 80 on the feed conveyer 9 to the lower conveyer belt of the said first transfer machine 7 first, then make the upper conveyer belt of the first transfer machine 7 butt joint with feed conveyer 9, then convey empty material tray on it to the said feed conveyer 9 and carry on here and feed, then the first transfer machine 7 conveys the material tray on it to the chain conveyer belt 3 that can be with the above-mentioned material, according to this order, can improve the work beat of the first transfer machine 7 and second transfer machine 8 effectively, reduce the appearance of the idle stroke, raise the working efficiency.

The utility model has a plurality of implementation modes, and all technical schemes formed by adopting equivalent transformation or equivalent transformation all fall within the protection scope of the utility model.

Claims

1. Multilayer cooler bin, its characterized in that: the novel chain type conveyor belt is characterized by comprising two opposite side plates (1 and 2), wherein at least two layers of chain type conveyor belts (3) and at least one row of air blowers (4) are arranged on the side plates (1 and 2), the chain type conveyor belts (3) are driven by a movable power mechanism (5), and the power mechanism (5) is connected with one layer of chain type conveyor belt (3) at most in any state.

2. The multi-layer cooling box according to claim 1, wherein: the power mechanism (5) comprises a motor (51) and a gear (52) driven to rotate by the motor, the gear (52) can be meshed with a driven wheel (32) at one end of a rotating shaft (31) of a chain type conveying belt (3) at any height, the motor (51) is driven by a belt conveying line (6) to lift and can be slidably arranged on a guide rail (66) extending above and below the chain type conveying belt (3) at the uppermost layer and the lowermost layer, and a belt (61) of the belt conveying line (6) is connected with the motor (51).

3. The multi-layer cooling box according to claim 2, wherein: the inner surface of a belt (61) of the belt conveying line (6) is serrated, the motor (51) is connected with the belt (61) through a connecting block (53), and the connecting block (53) is provided with a serrated surface (531) meshed with the serrated inner surface of the belt (61).

4. The multi-layer cooling box according to any one of claims 1 to 3, wherein: the two ends of the chain type conveying belt (3) are provided with a first transfer machine (7) and a second transfer machine (8), the outer side of the first transfer machine (7) is provided with a feeding conveyor (9), the outer side of the second transfer machine (8) is provided with a blanking conveyor (10), the first transfer machine (7) can be lifted and butted with one end of any chain type conveying belt (3) and can be butted with the feeding conveyor (9), and the second transfer machine (8) can be lifted and butted with the other end of any chain type conveying belt (3) and can be butted with the blanking conveyor (10).

5. The multi-layer cooling box according to claim 4, wherein: the first transfer machine (7) and the second transfer machine (8) both comprise a frame and at least one layer of conveying belt arranged on the frame, two ends of the frame are respectively connected with a movable nut of a screw rod, and the screw rods of the two screw rods are driven by a motor.

6. The multi-layer cooling box according to claim 5, wherein: the first transfer machine (7) and the second transfer machine (8) both comprise two layers of conveying belts.

7. The multi-layer cooling box according to claim 4, wherein: the top of the side plates (1 and 2) is provided with a backflow conveying line (40), and the first transfer machine (7) and the second transfer machine (8) can be moved to be connected with two ends of the backflow conveying line (40).

8. The multi-layer cooling box according to claim 1, wherein: supporting rollers (50) are arranged on the chain of the chain type conveying belt (3) and/or the conveying belt of the first transfer machine (7) and/or the conveying belt of the second transfer machine (8) and/or the feeding conveyor (9) and/or the discharging conveyor (10) and/or the backflow conveying line (40) at equal intervals, and supporting limit guide rails are arranged at the bottom of each layer of supporting rollers (50).

9. The multi-layer cooling box according to claim 8, wherein: and auxiliary wheels (60) positioned above the input end of each layer of the chain conveyor belt (3) are respectively arranged on the side plates (1 and 2) in a rotatable manner, and the auxiliary wheels (60) are connected with an auxiliary motor (70).