CN112124906A - Tray tobacco powder cleaning device, control method and tobacco production line - Google Patents

Abstract

The utility model relates to a tray offal cleaning device and control method, tobacco production line, wherein, tray offal cleaning device includes: a first bracket (20) which crosses over the conveyor (10) for conveying the tray (100), and a channel for the tray (100) to pass through is formed between the first bracket (20) and the conveyor (10); and a blowing part including a bleed air pipe group configured to supply air to the plurality of blowing nozzles (27), and a plurality of blowing nozzles (27) installed at the first support (20) and arranged above the conveyor (10) in a width direction of the conveyor (10), the blowing nozzles (27) being configured to blow air toward the tray (100) when the tray (100) passes.

Description

Tray tobacco powder cleaning device, control method and tobacco production line

Technical Field

The disclosure relates to the technical field of tobacco production, in particular to a tray tobacco powder cleaning device, a control method and a tobacco production line.

Background

At present, the tobacco sheet elevated warehouse adopts the modes of stacker taking and placing, shuttle vehicle transferring, roller conveyor transportation and the like to finish the operation of entering and exiting the tobacco packets, and the whole operation flow is clear, the automation degree is high, and the equipment operation is stable. In actual production, the following problems exist:

1. the tobacco powder on the tobacco bale can fall on the surface of an empty tray in the warehousing and ex-warehouse operation, and a large amount of tobacco powder is remained on the surface due to long-time adhesion and accumulation;

2. a large amount of tobacco powder is left on the tray for a long time, so that tobacco insects are easy to breed, the tray is mildewed, and the quality of tobacco leaves is seriously influenced;

3. during the process of conveying tobacco packets into and out of a warehouse, residual tobacco leaves and tobacco powder on the tray often fall onto equipment and facilities along the way, the photoelectric detection function of the equipment is influenced, the equipment is stopped, and faults can be caused when the equipment is serious;

4. originally, the manual sweeping operation can not effectively concentrate the swept garbage, the centralized treatment difficulty is high, and the labor cost is extremely high;

5. because the tobacco leaves are packaged by the two modes of the jute bags and the paper boxes, the tobacco leaves in the jute bags fall on the tray by more than one time than the tobacco powder of the tobacco leaves in the paper boxes, and therefore, the tobacco powder can be blown clean only by blowing with more air.

The above situation can cause the problems of material loss, equipment stagnation, halt, loss and the like of the tobacco lamina storage, and the labor cost and the like can be increased.

Disclosure of Invention

The embodiment of the disclosure provides a tray tobacco powder cleaning device, a control method and a tobacco production line, which can more conveniently clean an empty tray.

The first aspect of the present disclosure provides a tray offal cleaning device, including:

the first bracket spans the conveyor for conveying the tray, and a channel for the tray to pass through is formed between the first bracket and the conveyor; and

the blowing component comprises an air entraining pipe group and a plurality of blowing nozzles, the air entraining pipe group is configured to supply air to the blowing nozzles, the blowing nozzles are mounted on the first support and arranged above the conveyor along the width direction of the conveyor, and the blowing nozzles are configured to blow air towards the tray when the tray passes through.

In some embodiments, the bleed air tube set includes a first main air tube, a second main air tube, a plurality of first branch air tubes each in communication with the first main air tube, and a plurality of second branch air tubes each in communication with the second main air tube;

the plurality of air blowing nozzles comprise a first nozzle group and a second nozzle group, the plurality of air blowing nozzles in the first nozzle group are connected to one ends, far away from the first main air pipes, of the first branch air pipes in a one-to-one correspondence mode, and the plurality of air blowing nozzles in the second nozzle group are connected to one ends, far away from the second main air pipes, of the second branch air pipes in a one-to-one correspondence mode.

In some embodiments, the purge component further comprises two regulating valves disposed on the first main gas line and the second main gas line, respectively, and configured to regulate the flow of gas through the first main gas line and the second main gas line, respectively.

In some embodiments, the purge component further comprises two on-off valves disposed on the first main gas pipe and the second main gas pipe, respectively, and configured to adjust on-off through the first main gas pipe and the second main gas pipe, respectively.

In some embodiments, further comprising:

a first position detecting member located on a tray moving-in side of the first carriage and configured to detect a position of the tray;

a code reader located at the tray moving-in side of the first carriage and configured to read a barcode on the tray; and

and the controller is electrically connected with the first position detection part and the code reader, and is configured to enable the code reader to read the bar code when the first position detection part detects the tray, determine the air blowing quantity requirement of the tray through the bar code and control the on-off state of the two on-off valves according to the air blowing quantity requirement.

In some embodiments, if the tray to be purged is used to carry sacks of tobacco, both on-off valves are in an on state; and/or if the tray to be purged is used to carry carton-packed tobacco, one of the two on-off valves is in the on state and the other is in the off state.

In some embodiments, further comprising: a second position detecting member located on the tray moving-in side of the first holder and on a side of the first position detecting member close to the first holder, and configured to detect a position of the tray;

wherein the controller is electrically connected with the second position detection part and configured to switch the two on-off valves to the on state as required when the second position detection part detects the tray.

In some embodiments, further comprising:

a second position detecting member located on a tray moving-in side of the first carriage and configured to detect a position of the tray; and

and the controller is electrically connected with the second position detection part and is configured to enable the purging part to be opened when the tray is detected by the second position detection part.

In some embodiments, further comprising:

a third position detecting member, located on the tray removal side of the first carriage, configured to detect a position of the tray; and

and a controller electrically connected to the third position detecting part and configured to close the purge part to stop the purge when the tray is detected by the third position detecting part.

In some embodiments, the first bracket comprises:

the two upright columns are respectively positioned on two sides of the conveyor along the width direction; and

the mounting back plate extends along the width direction of the conveyor and comprises a first plate section and a second plate section, the first plate section is fixed between the two stand columns, the second plate section is connected to the first plate section in a swinging mode in a vertical plane where the length direction of the conveyor is located, and the plurality of air blowing nozzles are mounted on the second plate section;

the tray tobacco dust cleaning device also comprises a driving component which is configured to drive the second plate segment to swing relative to the first plate segment during the blowing process so as to change the blowing direction of the blowing nozzle.

In some embodiments, the drive component comprises:

a swing member swingably provided around an axis thereof, the swing member including: the outer wall of one of the convex parts is in tangential contact with the second plate section, and a concave part is formed between the adjacent convex parts; and

a power member configured to provide power to swing of the swing member.

In some embodiments, further comprising:

the second bracket is arranged at the bottom of the conveyor; and

and the collecting tray is placed on the second support and is positioned between the second support and the conveyor and is configured to collect the tobacco powder blown by the blowing component.

A second aspect of the present disclosure provides a tobacco production line, comprising:

a conveyor configured to convey the tray; and

the tray tobacco dust cleaning device of the above embodiment;

the first support spans the conveyor, and a channel for the tray to pass through is formed between the first support and the conveyor.

The third aspect of the present disclosure provides a control method based on the tray tobacco dust cleaning device, including:

detecting the position of the tray by a second position detecting part, the second position being located on the tray moving-in side of the first bracket;

the purge means is opened when the tray is detected by the second position detection means.

In some embodiments, the bleed air pipe set comprises a first main air pipe and a second main air pipe which are independent, the plurality of blowing nozzles comprises a first nozzle set and a second nozzle set, the first main air pipe is configured to supply air to the first nozzle set, the second main air pipe is configured to supply air to the second nozzle set, and the purging component further comprises two on-off valves respectively arranged on the first main air pipe and the second main air pipe; the control method further comprises the following steps:

detecting the position of the tray by a first position detecting part, wherein the first position detecting part is positioned at the tray moving-in side of the first bracket and is positioned at the side of the second position detecting part far away from the first bracket;

when the first position detection part detects the tray, reading a bar code on the tray through a code reader;

the blowing quantity requirement of the tray is determined through the bar code, so that the on-off states of the two on-off valves are controlled according to the blowing quantity requirement.

In some embodiments, determining the blowing amount requirement of the tray through a bar code, and controlling the on-off states of the two on-off valves according to the blowing amount requirement comprises:

and judging a bearing object of the tray to be swept, if the tray to be swept is used for bearing tobacco leaves in sacks, enabling the two on-off valves to be in an on state, and if the tray to be swept is used for bearing the tobacco leaves in cartons, enabling one of the two on-off valves to be in an on state and the other one of the two on-off valves to be in an off state.

In some embodiments, the bleed air pipe set comprises a first main air pipe and a second main air pipe which are independent, the plurality of blowing nozzles comprises a first nozzle set and a second nozzle set, the first main air pipe is configured to supply air to the first nozzle set, the second main air pipe is configured to supply air to the second nozzle set, and the purging component further comprises two regulating valves respectively arranged on the first main air pipe and the second main air pipe; the control method further comprises the following steps:

and under the condition of insufficient air blowing or incomplete tray purging, adjusting the adjusting valves on the main air pipes needing to work in the first main air pipe and the second main air pipe so as to adjust the air blowing quantity.

In some embodiments, the control method further comprises:

detecting the position of the tray by a third position detecting part, wherein the third position detecting part is positioned at the tray moving-out side of the first bracket;

the purging means is closed to stop purging when the tray is detected by the third position detecting means.

In some embodiments, the first bracket comprises: the mounting back plate extends along the width direction of the conveyor and comprises a first plate section and a second plate section, the first plate section is fixedly arranged, the second plate section is connected to the first plate section in a swinging mode in a plane where the length direction of the conveyor is located, and the plurality of air blowing nozzles are mounted on the second plate section; the tray tobacco powder cleaning device also comprises a driving part; the control method comprises the following steps:

after the second position detection part detects the tray, the driving part is started to drive the second plate section to swing relative to the first plate section in the blowing process so as to change the blowing direction of the blowing nozzle.

Based on the technical scheme, the tray tobacco powder cleaning device disclosed by the embodiment of the disclosure can automatically purge the tray, intensively and effectively remove impurities such as tobacco powder, dust and the like in the tray in a blowing mode, and can prevent more tobacco powder from remaining in the tray so as to prevent the tray from breeding tobacco insects and causing the tray to mildew and influence the tobacco quality; but also can prevent the residual tobacco leaves and tobacco powder on the tray from falling to equipment or facilities along the way to influence the photoelectric detection function in the process of putting the cigarette packet in and out of the warehouse, and prevent the equipment from stagnation or failure; in addition, the automation degree of tray cleaning can be improved, and the labor cost is reduced. Therefore, the embodiment can effectively solve the problems of ensuring the production quality of the tobacco leaves, reducing equipment faults, reducing material loss and reducing labor cost.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure. In the drawings:

FIG. 1 is a schematic structural view of some embodiments of a tray tobacco dust purging device provided in a tobacco manufacturing line of the present disclosure;

FIG. 2 is a schematic structural view of some embodiments of the blow nozzle;

FIG. 3 is a schematic diagram of some embodiments of a second rack for holding a collection tray;

FIG. 4 is a schematic structural view of some embodiments of a collection tray;

figure 5 is a schematic structural view of some embodiments of the tray end purge apparatus of the present disclosure;

FIG. 6 is a schematic view of the construction of some embodiments of the air-blowing member;

FIG. 7 is a schematic view of the tray before it is ready for purging;

FIG. 8 is a schematic view of the tray after purging;

fig. 9 and 10 are schematic views of the state in which the swing member is in the first position and the second position, respectively;

fig. 11 is a schematic structural diagram of a tray with a barcode.

Description of the reference numerals

10. A conveyor;

20. a first bracket; 20', a column; 21. a first main air pipe; 22. a first bronchus; 23. a second main air pipe; 24. a second bronchus; 25. adjusting a valve; 26. an on-off valve; 27. a blowing nozzle; 271. an air guide part; 272. a shower head portion; 273. an air blowing port;

30. a second bracket; 40. a collection tray; 41. a tray body; 42. a handle; 50. a code reader; 60. a first position detecting member; 70. a second position detecting member; 70', a third position detecting member;

80. a power component; 81. a second plate section; 82. a rotating shaft; 83. a first plate section;

90. a swinging member; 91. a rotating body; 92. a projection; 93. a recessed portion;

100. a tray; 100', a bar code;

Detailed Description

The present disclosure is described in detail below. In the following paragraphs, different aspects of the embodiments are defined in more detail. Aspects so defined may be combined with any other aspect or aspects unless clearly indicated to the contrary. In particular, any feature considered to be preferred or advantageous may be combined with one or more other features considered to be preferred or advantageous.

The terms "first", "second", and the like in the present disclosure are merely for convenience of description to distinguish different constituent elements having the same name, and do not denote a sequential or primary-secondary relationship.

In the description of the present disclosure, the directions or positional relationships indicated by "up", "down", "left", "right", "front", "rear", "inner", and "outer" and the like are all defined based on the direction in which the operator sits in the cab, and are merely for convenience of description of the present disclosure, and do not indicate or imply that the device referred to must have a specific direction, be configured and operated in a specific direction, and therefore, should not be construed as limiting the scope of the present disclosure.

As shown in fig. 1 to 11, the present disclosure provides a tray offal cleaning device for cleaning the remaining offal or dust of the tray during use. In some embodiments, the tray tobacco dust sweeping device comprises: a first support 20 and a purge component. As shown in fig. 1 and 5, the first support 20 spans the conveyor 10 for conveying the tray 100, and a passage for the tray 100 to pass is formed between the first support 20 and the conveyor 10, for example, the conveyor may be a roller conveyor. The purge means includes a bleed duct group configured to supply air to the plurality of air blowing nozzles 27, and a plurality of air blowing nozzles 27 installed at the first support 20 and arranged above the conveyor 10 in a width direction of the conveyor 10, the air blowing nozzles 27 being configured to blow air toward the tray 100 as the tray 100 passes. The blowing component is arranged on the conveyor, so that the position of the blowing nozzle 27 is proper to the linear distance of the inner bottom surface of the tray 100, and the distance is controlled to be x centimeters.

As shown in fig. 2, the air blowing nozzle 27 includes an air guide 271 and a nozzle head 272, one end of the air guide 271 is communicated with the air introducing pipe group, the other end is connected to the nozzle head 272, and one end of the nozzle head 272 away from the air guide 271 is provided with a plurality of air blowing ports 273 for blowing air outwards.

Preferably, the first support 20 may be designed to be height-adjustable, and the first support 20 may be movably disposed along the length direction of the conveyor 10 in the installation plane, so that the distance between the air blow nozzle 27 and the tray 100 may be x cm and the air blow angle may be α ° by adjusting the position of the first support 20

The embodiment can automatically purge the tray, intensively and effectively remove sundries such as tobacco powder, dust and the like in the tray in a blowing mode, and can prevent more tobacco powder from remaining in the tray so as to prevent the tray from breeding tobacco insects and causing the tray to mildew to influence the quality of tobacco leaves; but also can prevent the residual tobacco leaves and tobacco powder on the tray from falling to equipment or facilities along the way to influence the photoelectric detection function in the process of putting the cigarette packet in and out of the warehouse, and prevent the equipment from stagnation or failure; in addition, the automation degree of tray cleaning can be improved, and the labor cost is reduced. Therefore, the embodiment can effectively solve the problems of ensuring the production quality of the tobacco leaves, reducing equipment faults, reducing material loss and reducing labor cost.

As shown in fig. 1, 5 and 6, the bleed air pipe group includes a first main air pipe 21, a second main air pipe 23, a plurality of first branch air pipes 22 and a plurality of second branch air pipes 24, the plurality of first branch air pipes 22 are all communicated with the first main air pipe 21, for example, the plurality of first branch air pipes 22 are all connected to one end of the first main air pipe 21, and the other end of the first main air pipe 21 is used for air intake; the plurality of second branch air pipes 24 are all communicated with the second main air pipe 23, for example, the plurality of second branch air pipes 24 are all connected to one end of the second main air pipe 23, and the other end of the second main air pipe 23 is used for air intake.

The plurality of air blowing nozzles 27 include a first nozzle group and a second nozzle group, the plurality of air blowing nozzles 27 in the first nozzle group are connected to one ends of the plurality of first branch air pipes 22 away from the first main air pipe 21 in a one-to-one correspondence, and the plurality of air blowing nozzles 27 in the second nozzle group are connected to one ends of the plurality of second branch air pipes 24 away from the second main air pipe 23 in a one-to-one correspondence.

Preferably, the first main gas pipe 21 may be disposed above and spaced apart from the second main gas pipe 23, which is more advantageous for the layout of the pipeline. The plurality of air blowing nozzles 27 of the first nozzle group may be numbered as 1,3,5,7, … … 2n-1,2n +1, and the plurality of air blowing nozzles 27 of the second nozzle group may be numbered as 2,4,6, … … 2n-2,2n,2n + 2.

In the embodiment, two groups of blowing nozzles 27 are arranged, and an independent air pipe is arranged for each group of blowing nozzles 27, so that the requirement on the air supply quantity of an air source can be reduced, the independent air supply of the two groups of blowing nozzles 27 is facilitated, and conditions are provided for changing the air supply quantity.

In some embodiments, as shown in fig. 1, 5 and 6, the purging component further comprises two regulating valves 25, the two regulating valves 25 being respectively disposed on the first main gas pipe 21 and the second main gas pipe 23 and configured to respectively regulate the flow of gas through the first main gas pipe 21 and the second main gas pipe 23.

This embodiment can be according to the tobacco powder volume that needs sweep in the tray or difficult degree regulation gas flow to guarantee the tray and clean the effect, use in a flexible way, the suitability is strong. Moreover, in the case of insufficient blowing or incomplete purging of the tray 100, the control valve 25 of the main air pipe to be operated in the first main air pipe 21 and the second main air pipe 23 is adjusted to adjust the blowing amount.

In some embodiments, as shown in fig. 1, 5 and 6, the purge component further comprises two on-off valves 26, the two on-off valves 26 being respectively provided on the first main gas pipe 21 and the second main gas pipe 23 and configured to respectively regulate the on-off through the first main gas pipe 21 and the second main gas pipe 23. For example, the on-off valve 26 may be a solenoid valve.

This embodiment can carry out independent control to two break-make valves 26 according to the demand that sweeps, realizes the independent air feed of two sets of shower nozzles 27 of blowing, can change the gas blowing volume. For example, if the tray 100 to be purged is used to carry a pocketed tobacco leaf, the amount of tobacco dust remaining on the tray 100 is large and requires a large amount of air blowing, and both the on-off valves 26 are in the on state. If the tray 100 to be purged is used for carrying carton-packed tobacco leaves, the amount of tobacco dust remaining on the tray 100 is small and a small amount of air blowing is required, one of the two on-off valves 26 is in an on state and the other is in an off state, and only half of the air blowing nozzles 27 blow air at this time, so that waste of air can be prevented. Thus, the states of the two on-off valves 26 may be determined according to the type of the tray 100.

In some embodiments, as shown in fig. 1 and 7, the tray tobacco dust sweeping device further comprises: a first position detecting member 60, which is located on the tray moving-in side of the first carriage 20, and is configured to detect the position of the tray 100, and for example, a photoelectric detection sensor, a laser sensor, or the like can be used; the code reader 50 is located at the tray moving-in side of the first carriage 20, and is configured to read the barcode 100' on the tray 100; and a controller electrically connected to the first position detecting part 60 and the code reader 50, and configured to enable the code reader 50 to read the barcode 100 ' when the first position detecting part 60 detects the tray 100, for example, the barcode 100 ' can be read in a radio frequency manner, and the blowing amount requirement of the tray 100 can be determined by the barcode 100 ', so as to control the on-off state of the two on-off valves 26 according to the blowing amount requirement. From the read bar code information it can be determined whether the tray 100 is used to carry pocketed tobacco or carton-packed tobacco. The controller may be integrated into the main controller of the conveyor 10 or may be provided separately.

In some embodiments, as shown in fig. 1 and 7, the tray tobacco dust sweeping device further comprises: the second position detecting member 70 may be, for example, a photoelectric detection sensor, a laser sensor, or the like, and the second position detecting member 70 is located on the tray moving-in side of the first carriage 20, is located on the side of the first position detecting member 60 close to the first carriage 20, and is configured to detect the position of the tray 100; wherein the controller is electrically connected with the second position detecting member 70, and configured to switch the two on-off valves 26 to the on state as needed to turn on the air blowing members when the tray 100 is detected by the second position detecting member 70.

This embodiment can first read the information of the bar code 100' by the code reader 50 when the tray 100 is transferred to the position of the first position detecting part 60 adjacent to the purging part, so as to determine the operating states of the two on-off valves 26; then, when the tray 100 is continuously transferred to the position of the second position detecting member 70, the on-off valve 26 to be opened is switched to the on state to open the air blowing member for purging. Thus, this embodiment can accurately determine the opening timing of the air-blowing members when the tray 100 is about to arrive, thereby effectively purging the tray.

In some embodiments, as shown in fig. 1 and 7, the tray tobacco dust sweeping device further comprises: a second position detecting member 70 located on the tray moving-in side of the first carriage 20 and configured to detect a position of the tray 100; and a controller electrically connected to the second position detecting part 70, configured to open the purge part when the tray 100 is detected by the second position detecting part 70. This embodiment can accurately determine the opening timing of the air-blowing members when the tray 100 is about to arrive, thereby effectively purging the tray.

In some embodiments, as shown in fig. 1 and 8, the tray tobacco dust sweeping device further comprises: a third position detecting means 70 ', such as a photoelectric detection sensor, a laser sensor, etc., may be employed, the third position detecting means 70' being located on the tray-out side of the first carriage 20, configured to detect the position of the tray 100; and a controller electrically connected to the third position detecting part 70 'and configured to close the purge part to stop the purge when the tray 100 is detected by the third position detecting part 70'. According to the embodiment, the purging component can be closed in time after the tray is purged, so that gas supply is saved.

In some embodiments, as shown in fig. 1 and 6, the first bracket 20 includes: two pillars 20' respectively located on both sides of the conveyor 10 in the width direction, for example, fixed to the floor; and a mounting back plate, the mounting back plate extends along the width direction of the conveyor 10, as shown in fig. 9, the mounting back plate comprises a first plate section 83 and a second plate section 81, the first plate section 83 is fixed between the two upright posts 20', the second plate section 81 is connected to the first plate section 83 through a rotating shaft 82 in a swinging manner in a vertical plane in which the length direction of the conveyor 10 is located, and the plurality of air blowing nozzles 27 are mounted on the second plate section 81 at intervals along the width direction. The tray tobacco dust sweeping device further comprises a driving member configured to drive the second plate section 81 to swing freely relative to the first plate section 83 during the blowing process to change the blowing direction of the blowing nozzle 27. For example, the driving member and the air blowing nozzle 27 are provided on the opposite side of the mounting backplate.

This embodiment can drive the swing of second plate section 81 through drive assembly to realize the synchronous swing of a plurality of shower nozzles 27 of blowing, can change the direction of blowing of a plurality of shower nozzles 27 of blowing in step, can not only in time adjust the direction of blowing along with the transport of tray 100 and effectively sweep in order to the different positions of tray, can also sweep the tray from different angles repeatedly through the swing of shower nozzle 27 of blowing, can improve the effect of cleaning of tray 100.

In some embodiments, as shown in fig. 9, the driving part includes: a swing member 90 swingably provided around an axis thereof, the swing member 90 including: the rotating body 91 and a plurality of convex parts 92 connected to the side wall of the rotating body 91 at intervals along the circumferential direction, the outer wall of each convex part 92 is arc-shaped, such as circular arc-shaped, the outer wall of one convex part 92 is in tangential contact with the second plate section 81, concave parts 93 are formed between adjacent convex parts 92, and the concave parts 93 can also be arc-shaped, such as circular arc-shaped; and a power unit 80 configured to supply power to the swing of the swing unit 90, for example, the power unit may employ a motor or a motor. As shown in fig. 9, four protrusions 92 are formed on the side wall of the rotating body 91.

As shown in fig. 10, the second plate section 81 and the swing member 90 are shown by broken lines in the first state a, and the second plate section 81 and the swing member 90 are shown by actualization in the second state B. In the first state a and the second state B, the angular position of the second plate section 81 is different, so that different blowing angles are obtained for the plurality of blowing nozzles 27.

This embodiment can make the second plate section 81 lean against one of the protrusions 92, and when the power component 80 drives the swing component 90 to rotate, the second plate section 81 is pushed to swing by the position change of the protrusion 92 to drive the plurality of blowing nozzles 27 to blow at different angles. The embodiment has a simple structure, can provide stable and smooth driving force for the second plate section 81, and can make the movement of the second plate section 81 more continuous, thereby smoothly changing the blowing direction to improve the blowing effect of the tray 100.

In some embodiments, as shown in figures 1, 4 and 5, the tray end-user sweeping device further comprises: a second bracket 30 arranged at the bottom of the conveyor 10; and a collecting tray 40 disposed on the second support 30 and between the second support 30 and the conveyor 10, and configured to collect the tobacco powder blown by the blowing component. For example, the collecting tray 40 includes a tray body 41 and a handle 42, the tray body 41 is used for accommodating the tobacco powder, and the handle 42 is arranged on the outer side wall of the tray body 41, so that the collecting tray 40 is easy to pull out to pour the tobacco powder inside or perform subsequent treatment. The catch tray 40 should be as close as possible to the conveyor 10 so that the catch tray 40 more efficiently collects the purged debris.

This embodiment can be through collecting tray 40 to the concentrated collection of the offal that sweeps out from the tray, and easy subsequent processing also can prevent that the offal that blows off from dropping and polluting the production environment in ground, or prevent that the offal from dropping and influence the normal operating of equipment in the equipment.

Secondly, as shown in fig. 1, the present disclosure provides a tobacco production line, comprising: a conveyor 10 configured to convey a tray 100; and the tray tobacco dust cleaning device of the above embodiment; the first support 20 spans the conveyor 10, and forms a passage for the pallet 100 to pass through with the conveyor 10.

The embodiment can automatically purge the tray conveyed on the conveyor 10, intensively and effectively remove sundries such as tobacco powder, dust and the like in the tray in a blowing mode, and can prevent more tobacco powder from remaining in the tray so as to prevent the tray from breeding tobacco insects and causing the tray to mildew to influence the quality of tobacco leaves; but also can prevent the residual tobacco leaves and tobacco powder on the tray from falling to equipment or facilities along the way to influence the photoelectric detection function in the process of putting the cigarette packet in and out of the warehouse, and prevent the equipment from stagnation or failure; in addition, the automation degree of tray cleaning can be improved, and the labor cost is reduced. The tobacco production line can sweep the tray in a centralized way at regular intervals or when needed in a non-production period, and can sweep the tray in the conveying process after the tray is used in the production process, so that the tray can be kept clean.

The manner of cleaning the tray in the present disclosure will be described with reference to fig. 1 to 11.

When the conveyor 10 conveys an empty tray, and the first position detection part 60 is triggered, the first position detection part 60 is used for triggering the code reader 50 to start reading the bar code 100 'of the tray 100, and judging whether the tray 100 bears sacked tobacco leaves or packed tobacco leaves by reading the bar code 100', and is used for selecting whether to open both the electromagnetic valves 26 or only one of the electromagnetic valves 26 when blowing air by the blowing part. If the tray 100 is a tray 100 of tobacco leaves packed by a carton, only one of the electromagnetic valves 26 is opened to purge the tobacco powder when the tray 100 is continuously conveyed forwards to trigger the second position detection part 70; such as a pallet 100 carrying pocketed tobacco leaves, the two solenoid valves 26 are simultaneously opened for purging while the pallet 100 continues to be conveyed forward to trigger the second position detecting means 70.

During the purging process, the power component 80 is controlled to operate to drive the swinging component 90 to rotate, so as to force the second plate section 81 to swing, and further drive the plurality of blowing nozzles 27 to swing to purge the tobacco powder on the tray 100 from different angles, and the purged tobacco powder falls into the collecting tray 40. The blowing of the purge unit is stopped until the tray 100 leaves the third position detecting unit 70'.

If in the blowing process, the blowing quantity can be adjusted by adjusting the adjusting valve 25 when the blowing is insufficient or the blowing is not clean.

Finally, the present disclosure further provides a control method for the tray tobacco dust cleaning device in the above embodiment, further including:

step 110, detecting the position of the tray 100 by the second position detecting part 70, the second position being located on the tray moving-in side of the first carriage 20;

at step 120, the controller causes the purge feature to open when the tray 100 is detected by the second position detection feature 70.

The embodiment can accurately judge the time when the tray 100 is about to reach the purging component, and open the purging component to blow air, so that automatic purging of the tray 100 can be realized, and the purging effect is ensured.

In some embodiments, the bleed air line group comprises a first main air line 21 and a second main air line 23 which are independent, the plurality of blowing nozzles 27 comprises a first nozzle group and a second nozzle group, the first main air line 21 is configured to supply air to the first nozzle group, the second main air line 23 is configured to supply air to the second nozzle group, the purge part further comprises two on-off valves 26 respectively provided on the first main air line 21 and the second main air line 23; the control method further comprises the following steps:

step 102, detecting the position of the tray 100 by the first position detecting member 60, wherein the first position detecting member 60 is located on the tray moving-in side of the first rack 20 and on the side of the second position detecting member 70 away from the first rack 20;

104, when the first position detecting component 60 detects the tray 100, reading the bar code 100 'on the tray 100 through the code reader 50, wherein the bar code 100' can be arranged on the outer side wall of the tray 100;

and step 106, determining the air blowing quantity requirement of the tray 100 through the bar code 100' so as to control the on-off states of the two on-off valves 26 according to the air blowing quantity requirement.

Wherein, the steps 102 and 104 are sequentially executed, and the steps 102 and 110 can be detected in real time during the purging process to detect whether the tray 100 passes through; steps 104 and 106 may be performed before step 120.

This embodiment can first read the information of the bar code 100' by the code reader 50 when the tray 100 is transferred to the position of the first position detecting part 60 adjacent to the purging part, so as to determine the operating states of the two on-off valves 26; then, when the tray 100 is continuously transferred to the position of the second position detecting member 70, the on-off valve 26 to be opened is switched to the on state to open the air blowing member for purging. Thus, this embodiment can accurately determine the opening timing of the air-blowing members when the tray 100 is about to arrive, thereby effectively purging the tray.

In some embodiments, the step 106 of determining the blowing amount requirement of the tray 100 through the barcode 100' to control the on-off states of the two on-off valves 26 according to the blowing amount requirement includes:

judging the carrying object of the tray 100 to be blown, if the tray 100 to be blown is used for carrying the burred tobacco leaves, because the leaked tobacco powder amount is more and the required blowing amount is large, enabling the two on-off valves 26 to be in an on state, and if the tray 100 to be blown is used for carrying the carton-packed tobacco leaves, because the leaked tobacco powder amount is less and the required blowing amount is small, enabling one of the two on-off valves 26 to be in an on state and the other to be in an off state.

This embodiment can judge the air blowing volume size that needs according to the object that tray 100 bore to make two sets of shower nozzles 27 of blowing all open, or only select a set of shower nozzle 27 of blowing to open, thereby satisfy tray 100's the demand of cleaning, improve the tray and clean the effect.

In some embodiments, the bleed air line group comprises a first main air line 21 and a second main air line 23 which are independent, the plurality of blowing nozzles 27 comprises a first nozzle group and a second nozzle group, the first main air line 21 is configured to supply air to the first nozzle group, the second main air line 23 is configured to supply air to the second nozzle group, the purge part further comprises two regulating valves 25 respectively provided on the first main air line 21 and the second main air line 23; the control method further comprises the following steps:

in the case of insufficient air blowing or incomplete blowing of the tray 100, the regulating valves 25 on the main air pipes needing to be operated in the first main air pipe 21 and the second main air pipe 23 are regulated to regulate the amount of air blowing.

The embodiment can flexibly adjust the air blowing amount according to the cleaning requirement so as to obtain a better cleaning effect.

In some embodiments, the control method further comprises:

step 130, detecting the position of the tray 100 by a third position detecting part 70 ', the third position detecting part 70' being located at the tray removing side of the first rack 20;

the purging means is closed to stop the purging when the tray 100 is detected by the third position detecting means 70', step 140.

In this case, step 130 may detect whether there is a cleaned tray in real time during the purging process, and step 140 may be performed after step 120. This embodiment can accurately judge the fact that the tray 100 completes purging, and if the purging is completed, the purging means is closed in time to save the amount of supplied air.

In some embodiments, the first bracket 20 includes: a mounting backboard extending along the width direction of the conveyor 10, wherein the mounting backboard comprises a first plate section 83 and a second plate section 81, the first plate section 83 is fixedly arranged, the second plate section 81 can be connected to the first plate section 83 in a swinging mode in a plane where the length direction of the conveyor 10 is located, and the plurality of air blowing nozzles 27 are mounted on the second plate section 81; the tray tobacco powder cleaning device also comprises a driving part; the control method further comprises the following steps:

after the second position detecting member 70 detects the tray 100, the driving member is turned on to drive the second plate section 81 to swing with respect to the first plate section 83 during the purging process to change the blowing direction of the blowing nozzle 27, step 150.

Wherein step 150 may be performed during the step 120.

This embodiment can drive the swing of second plate section 81 through drive assembly to realize the synchronous swing of a plurality of shower nozzles 27 of blowing, can change the direction of blowing of a plurality of shower nozzles 27 of blowing in step, can not only in time adjust the direction of blowing along with the transport of tray 100 and effectively sweep in order to the different positions of tray, can also sweep the tray from different angles repeatedly through the swing of shower nozzle 27 of blowing, can improve the effect of cleaning of tray 100.

The embodiments provided by the present disclosure are described in detail above. The principles and embodiments of the present disclosure are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present disclosure. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present disclosure without departing from the principle of the present disclosure, and such improvements and modifications also fall within the scope of the claims of the present disclosure.

Claims (19)

1. The utility model provides a tray offal cleaning device which characterized in that includes:

a first carriage (20) straddling a conveyor (10) for conveying pallets (100) and forming between said first carriage (20) and said conveyor (10) a passage for said pallets (100) to pass through; and

a blowing part including a bleed pipe group configured to supply air to the plurality of blowing nozzles (27), and a plurality of blowing nozzles (27) installed to the first support (20) and arranged above the conveyor (10) in a width direction of the conveyor (10), the blowing nozzles (27) being configured to blow air toward the tray (100) as the tray (100) passes through.

2. Tray tobacco dust sweeping device according to claim 1, characterized in that the bleed air duct group comprises a first main air duct (21), a second main air duct (23), a plurality of first branch air ducts (22) and a plurality of second branch air ducts (24), the plurality of first branch air ducts (22) each communicating with the first main air duct (21), the plurality of second branch air ducts (24) each communicating with the second main air duct (23);

the plurality of air blowing nozzles (27) comprise a first nozzle group and a second nozzle group, the plurality of air blowing nozzles (27) in the first nozzle group are connected to one ends, far away from the first main air pipe (21), of the plurality of first branch air pipes (22) in a one-to-one correspondence mode, and the plurality of air blowing nozzles (27) in the second nozzle group are connected to one ends, far away from the second main air pipe (23), of the plurality of second branch air pipes (24) in a one-to-one correspondence mode.

3. The tray tobacco dust sweeping device according to claim 2, wherein the purging component further comprises two regulating valves (25), the two regulating valves (25) being respectively provided on the first main air pipe (21) and the second main air pipe (23) and configured to respectively regulate the flow of gas through the first main air pipe (21) and the second main air pipe (23).

4. The tray tobacco dust sweeping device according to claim 2, wherein the purging component further comprises two on-off valves (26), the two on-off valves (26) being respectively provided on the first main air pipe (21) and the second main air pipe (23) and configured to respectively regulate on-off through the first main air pipe (21) and the second main air pipe (23).

5. The tray tobacco dust sweeping device of claim 4, further comprising:

a first position detection member (60) located on a tray moving-in side of the first carriage (20) and configured to detect a position of the tray (100);

a code reader (50) located on a tray-in side of the first carriage (20) and configured to read a barcode (100') on the tray (100); and

and the controller is electrically connected with the first position detection part (60) and the code reader (50), and is configured to enable the code reader (50) to read the bar code (100 ') when the first position detection part (60) detects the tray (100), and determine the air blowing quantity requirement of the tray (100) through the bar code (100') so as to control the on-off states of the two on-off valves (26) according to the air blowing quantity requirement.

6. The tray tobacco dust sweeping device according to claim 4 or 5,

if the tray (100) to be swept is used for bearing the tobacco leaves in sacks, the two on-off valves (26) are both in an on state; and/or

If the tray (100) to be purged is used to carry carton-packed tobacco, one of the two on-off valves (26) is in an on state and the other is in an off state.

7. The tray tobacco dust sweeping device of claim 5, further comprising: a second position detecting member (70) located on a tray moving-in side of the first carriage (20) and on a side of the first position detecting member (60) close to the first carriage (20), and configured to detect a position of the tray (100);

wherein the controller is electrically connected to the second position detecting member (70) and configured to switch the two on/off valves (26) to an on state as needed when the tray (100) is detected by the second position detecting member (70).

8. The tray tobacco dust sweeping device of claim 1, further comprising:

a second position detection member (70) located on a tray moving-in side of the first carriage (20) and configured to detect a position of the tray (100); and

a controller electrically connected with the second position detecting part (70) and configured to open the purge part when the tray (100) is detected by the second position detecting part (70).

9. The tray tobacco dust sweeping device of claim 1, further comprising:

a third position detecting member (70') located on a tray-out side of the first carriage (20) and configured to detect a position of the tray (100); and

a controller electrically connected with the third position detecting part (70 '), configured to close the purge part to stop the purge when the tray (100) is detected by the third position detecting part (70').

10. The tray end sweeping device of claim 1, wherein the first bracket (20) comprises:

two upright columns (20') respectively positioned at two sides of the conveyor (10) along the width direction; and

a mounting backboard extending along the width direction of the conveyor (10), wherein the mounting backboard comprises a first plate section (83) and a second plate section (81), the first plate section (83) is fixed between the two upright posts (20'), the second plate section (81) is connected to the first plate section (83) in a swinging mode in a vertical plane in which the length direction of the conveyor (10) is located, and the plurality of air blowing nozzles (27) are mounted on the second plate section (81);

the tray tobacco dust cleaning device also comprises a driving component which is configured to drive the second plate section (81) to swing relative to the first plate section (83) during the blowing process so as to change the blowing direction of the blowing nozzle (27).

11. The tray end sweeping device of claim 10, wherein the drive member comprises:

a swing member (90) swingably provided around an axis thereof, the swing member (90) comprising: the rotating body (91) and a plurality of convex parts (92) connected to the side wall of the rotating body (91) at intervals along the circumferential direction, wherein the outer walls of the convex parts (92) are arc-shaped, the outer wall of one convex part (92) is in tangential contact with the second plate section (81), and concave parts (93) are formed between the adjacent convex parts (92); and

a power member (80) configured to provide power to the swing of the swing member (90).

12. The tray tobacco dust sweeping device of claim 1, further comprising:

the second bracket (30) is arranged at the bottom of the conveyor (10); and

a collection tray (40) placed on the second support (30) and between the second support (30) and the conveyor (10), configured to collect the tobacco ends blown by the blowing component.

13. A tobacco production line, comprising:

a conveyor (10) on which a conveying tray (100) is disposed; and

the apparatus for cleaning tobacco powder from a tray according to any one of claims 1 to 12;

wherein the first bracket (20) spans across the conveyor (10) and forms a passage with the conveyor (10) for the pallet (100) to pass through.

14. A control method for the tray tobacco dust cleaning device according to any one of claims 1 to 12, comprising:

detecting a position of the tray (100) by a second position detecting member (70) located on a tray moving-in side of the first carriage (20);

the purge means is opened when the tray (100) is detected by the second position detection means (70).

15. The method of controlling a pallet tobacco powder sweeping device according to claim 14, characterized in that the bleed air pipe group comprises a first main air pipe (21) and a second main air pipe (23) which are independent, the plurality of blowing nozzles (27) comprises a first nozzle group and a second nozzle group, the first main air pipe (21) is configured to supply air to the first nozzle group, the second main air pipe (23) is configured to supply air to the second nozzle group, and the purge means further comprises two on-off valves (26) respectively provided on the first main air pipe (21) and the second main air pipe (23); the control method further comprises the following steps:

detecting a position of the tray (100) by a first position detecting member (60), the first position detecting member (60) being located on a tray moving-in side of the first carriage (20) and on a side of the second position detecting member (70) away from the first carriage (20);

reading a barcode (100') on the tray (100) by a barcode reader (50) when the tray (100) is detected by the first position detecting part (60);

determining the blowing quantity requirement of the tray (100) through the bar code (100') so as to control the on-off states of the two on-off valves (26) according to the blowing quantity requirement.

16. The control method of the tray tobacco powder cleaning device according to claim 15, wherein determining the blowing amount demand of the tray (100) through the bar code (100') to control the on-off states of the two on-off valves (26) according to the blowing amount demand comprises:

judging a bearing object of a tray (100) to be swept, if the tray (100) to be swept is used for bearing tobacco leaves in sacks, enabling the two on-off valves (26) to be in an on state, and if the tray (100) to be swept is used for bearing the tobacco leaves in cartons, enabling one of the two on-off valves (26) to be in an on state and the other to be in an off state.

17. The method for controlling a pallet tobacco powder sweeping device according to claim 14, characterized in that the bleed air pipe group comprises a first main air pipe (21) and a second main air pipe (23) which are independent, the plurality of blowing nozzles (27) comprises a first nozzle group and a second nozzle group, the first main air pipe (21) is configured to supply air to the first nozzle group, the second main air pipe (23) is configured to supply air to the second nozzle group, and the purge part further comprises two regulating valves (25) respectively provided on the first main air pipe (21) and the second main air pipe (23); the control method further comprises the following steps:

and under the condition of insufficient air blowing or incomplete tray (100) blowing, adjusting an adjusting valve (25) on a main air pipe needing to work in the first main air pipe (21) and the second main air pipe (23) to adjust the air blowing quantity.

18. The method of controlling a tray tobacco dust-sweeping device according to claim 14, further comprising:

detecting a position of the tray (100) by a third position detecting member (70 '), the third position detecting member (70') being located on a tray-out side of the first carriage (20);

the purging means is closed to stop purging when the tray (100) is detected by the third position detecting means (70').

19. The control method of a tray end cleaning device according to claim 14, characterized in that the first bracket (20) includes: a mounting backboard extending along the width direction of the conveyor (10), wherein the mounting backboard comprises a first plate section (83) and a second plate section (81), the first plate section (83) is fixedly arranged, the second plate section (81) is connected to the first plate section (83) in a swinging mode in a plane in which the length direction of the conveyor (10) is located, and the plurality of air blowing nozzles (27) are mounted on the second plate section (81); the tray tobacco powder cleaning device also comprises a driving part; the control method further comprises the following steps:

after the second position detection part (70) detects the tray (100), the driving part is started to drive the second plate section (81) to swing relative to the first plate section (83) during the blowing process so as to change the blowing direction of the blowing nozzle (27).

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