CN114739126B

CN114739126B - Layered oven

Info

Publication number: CN114739126B
Application number: CN202210382092.9A
Authority: CN
Inventors: 周科; 邱会生; 黄伟建
Original assignee: Lens Intelligent Robot Changsha Co Ltd; Lens Technology Co Ltd
Current assignee: Lens Intelligent Robot Changsha Co Ltd; Lens Technology Co Ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2024-07-16
Anticipated expiration: 2042-04-12
Also published as: CN114739126A

Abstract

The invention provides a layered oven, and relates to the technical field of drying equipment. The layered oven comprises an oven body, a placing frame, an oven door and a lifting mechanism. The placement frame is arranged in the furnace body. The furnace door comprises a plurality of separation doors which are arranged in a stacked manner, the separation doors are sequentially arranged on the furnace body in a sliding manner along the vertical direction, the lifting mechanism is arranged on the furnace body and can be detachably connected with any one separation door, and any one separation door which is connected in a driving manner moves upwards along the vertical direction. Through a plurality of division doors that adopt the range upon range of setting, cooperation lifting mechanism can realize dividing the appointed layer lift of door, realizes the individual layer business turn over of rack, both satisfies the unloading requirement, can furthest's keep temperature simultaneously, reduces the heat loss. Can cooperate the mode that the product monolithic circulates, can realize with the butt joint of assembly line, the front and back process can seamless butt joint, can not influence the production beat, improves production efficiency.

Description

Layered oven

Technical Field

The invention relates to the technical field of drying equipment, in particular to a layered oven.

Background

In the production process, it is often necessary to dry the product, intermediate product or raw material. At present, most silk screen baking adopts tunnel type baking oven, namely, heating wires or burning bars are arranged in a tunnel, products are placed on a carrier and move in the tunnel through a conveying chain, a steel belt or a mesh belt, and the products are heated through the heating wires and the like. However, tunnel ovens take up a relatively large area and the product cannot circulate directly. If the productivity is increased, when the pipeline operation is required, the tunnel oven cannot meet the requirement and heat dissipation is easy to occur.

Disclosure of Invention

In order to overcome the defects in the prior art, the application provides a layered oven.

The application provides a layered oven which comprises an oven body, a placing rack, an oven door and a lifting mechanism, wherein the placing rack is arranged in the oven body, the oven door is opposite to the placing rack, the oven door comprises a plurality of separation doors which are arranged in a stacked mode, the separation doors are sequentially arranged on the oven body in a sliding mode along the vertical direction, the lifting mechanism is arranged on the oven body, and the lifting mechanism can move along the vertical direction to be detachably connected with any separation door and drive any separation door which is connected with the oven door to prop against the separation door to move upwards along the vertical direction.

In one possible implementation mode, the furnace door further comprises a sliding rail assembly, the sliding rail assembly comprises a sliding rail and a plurality of sliding blocks, the sliding rail is arranged along the vertical direction, the sliding blocks are sequentially arranged on the sliding rail in a sliding mode, the sliding blocks are in one-to-one correspondence with the separating doors, and each sliding block is connected with one corresponding separating door.

In one possible implementation manner, the lifting mechanism comprises a mounting plate, a first driving assembly and a second driving assembly, wherein the mounting plate is arranged on the furnace body, the first driving assembly is arranged on the mounting plate, the second driving assembly is arranged on the first driving assembly, the second driving assembly can be connected with any sliding block, and the first driving assembly can drive the second driving assembly to move along the vertical direction.

In one possible implementation manner, the first driving assembly comprises a transmission member and a first driving member, the second driving assembly comprises a second driving member and a lifting pin, the first driving member is arranged on the mounting plate and connected with the transmission member, the second driving member is connected with the transmission member, the lifting pin is arranged at the driving end of the second driving member, the second driving member can drive the lifting pin to move, so that the lifting pin is connected with the sliding block, and the first driving member can drive the second driving member and the sliding block to move along the vertical direction through the transmission member.

In one possible embodiment, a sealing strip is provided on each of the partition doors, and an upper end of the sealing strip protrudes from an upper surface of the partition door.

In one possible embodiment, the oven door and the lifting mechanism are arranged on two sides of the placing frame.

In one possible implementation mode, the layered oven further comprises a heating component and a power component, wherein a circulating air channel is arranged in the oven body, and the heating component, the power component and the placing frame are respectively arranged in the circulating air channel;

The heating component is used for heating air in the circulating air duct, and the power component is used for driving air in the circulating air duct to flow.

In one possible implementation manner, the circulating air duct comprises a containing cavity, a return air cavity, a heating cavity, a power cavity and a compressed air cavity which are sequentially communicated, the compressed air cavity is communicated with the containing cavity, the heating component is located in the heating cavity, the power component is located in the power cavity, and the placing rack is located in the containing cavity;

The furnace body is internally provided with an adjusting plate, the adjusting plate is arranged between the air pressing cavity and the accommodating cavity, and the adjusting plate is used for adjusting the wind power entering the accommodating cavity.

In one possible implementation manner, the furnace body further comprises a filter, the circulating air duct further comprises a filter cavity, the filter cavity is located between the air compressing cavity and the accommodating cavity, two sides of the filter cavity are respectively communicated with the air compressing cavity and the accommodating cavity, and the filter is arranged in the filter cavity.

In one possible implementation manner, the placement frame comprises a support column and multiple layers of placement plates, wherein multiple layers of placement plates are sequentially arranged at intervals along the length direction of the support column, a containing groove is formed between every two adjacent layers of placement plates, and the position of each containing groove corresponds to the position of one separation door.

Compared with the prior art, the application has the beneficial effects that:

According to the layered oven provided by the application, the placing rack for placing the multi-layer products and the corresponding plurality of stacked separating doors are adopted, and the lifting mechanism is matched, so that the lifting of any separating door can be realized, the appointed layer on the placing rack is opened and closed, the single-layer feeding and discharging of the placing rack is realized, the feeding and discharging requirements are met, meanwhile, the opened separating door is smaller, the temperature can be kept to the greatest extent, and the heat loss is reduced. Can cooperate the mode that the product monolithic circulated, directly place the product layer by layer in the laminar oven, heat preservation is handled to take out layer by layer, can realize with the butt joint of assembly line, but the front and back process seamless butt joint can not influence the takt, improves production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a schematic structural diagram of a layered oven according to an embodiment of the present application;

FIG. 2 illustrates a bottom view of the layered oven of FIG. 1;

FIG. 3 shows a top view of the layered oven of FIG. 1;

FIG. 4 shows a schematic view of the structure of the oven body of the layered oven of FIG. 1;

FIG. 5 shows a schematic view of the structure of the furnace body of FIG. 4 at another angle;

FIG. 6 shows a cross-sectional view of the furnace body shown in FIG. 4;

FIG. 7 shows a cross-sectional view of the layered oven of FIG. 1;

FIG. 8 illustrates a schematic view of the heating assembly of the layered oven of FIG. 1;

FIG. 9 illustrates a top view of the heating assembly of FIG. 8;

FIG. 10 illustrates a side view of the heating assembly of FIG. 8;

FIG. 11 shows a schematic view of the structure of the rack of the layered oven of FIG. 1;

FIG. 12 shows a schematic view of the oven door and lifting mechanism of the layered oven of FIG. 1;

FIG. 13 illustrates a rear view of the oven door and lifting mechanism of FIG. 12;

FIG. 14 shows a cross-sectional view of the oven door and lifting mechanism of FIG. 12;

FIG. 15 shows a schematic view of the structure of the partition door of the oven door of FIG. 12;

FIG. 16 illustrates an exploded view of the divider door of FIG. 15;

FIG. 17 is a schematic view of the slide assembly and lifting mechanism of FIG. 12;

Fig. 18 shows an enlarged schematic view of the portion of fig. 17 in the circle.

Description of main reference numerals:

100-layer oven; 10-a furnace body; 101-a circulating air duct; 102-a receiving cavity; 103-a return air cavity; 104-heating the cavity; 105-power cavity; 106-a compressed air cavity; 107-a filter chamber; 108-an access port; 109-access panel; 110-a pick-and-place port; 11-adjusting plates; 12-a filter; 13-side door; 14-a heat insulation layer; 15-an air inlet; 16-exhaust port; 17-access door; 20-a heating assembly; 21-setting up a plate; 22-heating pipes; 23-an insulating layer; 24-a sensor; 30-a power assembly; 31-a circulation driving member; 32-wind wheel; 40-placing a rack; 41-a lower fixing plate; 42-upper fixing plate; 43-support; 44-placing the plate; 45-adjusting the nut; 50-furnace door; 51-dividing door; 511-mating grooves; 512-sealing strip; 513-seal groove; 514-fixing strips; 52-a slide rail assembly; 521-slide rails; 522-sliding blocks; 523-mating block; 524-slot; 60-lifting mechanism; 61-mounting plates; 62-screw rod; 63-a first driving member; 64-connecting blocks; 65-a second driver; 66-lifting pins.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Examples

Referring to fig. 1, an embodiment of the present application provides a layered oven 100 for heating products, wherein the products to be heated can be placed in the layered oven 100 one by one from one side, and the heated products can be taken out from the other side. The layered oven 100 can be directly connected with a production line for operation, thereby not only meeting the feeding and discharging requirements of the production line and improving the heating and production efficiency, but also keeping the temperature in the layered oven 100 to the maximum extent, reducing heat dissipation and having good heat preservation effect.

Referring to fig. 2 to 7, the layered oven 100 includes a oven body 10, a heating assembly 20, a power assembly 30, a rack 40, an oven door 50, and a lifting mechanism 60.

A circulating air duct 101 is arranged in the furnace body 10. The circulating air duct 101 is used for circulating air to heat the product. The heating assembly 20, the power assembly 30 and the placement frame 40 are respectively arranged on the furnace body 10 and are all positioned in the circulating air duct 101. The heating assembly 20 is used for heating the air in the circulating air duct 101, so as to obtain hot air. The power assembly 30 is used for driving air in the circulating air duct 101 to flow, so that hot air heated by the heating assembly 20 circulates in the circulating air duct 101. The rack 40 is used for placing products to be heated. The furnace door 50 is slidably disposed on the furnace body 10 along a vertical direction, and is disposed at a position opposite to the placement frame 40, so that the furnace door 50 can be opened to operate the placement frame 40. The furnace door 50 is used for sealing the circulating air duct 101 to prevent air from flowing out of the furnace body 10, and reduce heat dissipation. The lifting mechanism 60 is arranged on the furnace body 10, and the lifting mechanism 60 is connected with the furnace door 50. The lifting mechanism 60 is used to drive the door 50 to slide open, thereby facilitating the placement of the product on the rack 40 or the removal of the product from the rack 40.

Further, the circulating air duct 101 includes a containing cavity 102, a return air cavity 103, a heating cavity 104, a power cavity 105 and a compressed air cavity 106. The accommodating cavity 102, the return air cavity 103, the heating cavity 104, the power cavity 105 and the air pressure cavity 106 are sequentially communicated, and the air pressure cavity 106 is communicated with the accommodating cavity 102, so that a flow channel for air circulation is formed. The power assembly 30 is used for providing power for air in the power cavity 105, so that the air in the power cavity 105 can flow to the air pressure cavity 106 in the circulating air duct 101, and accordingly flows along the power cavity 105, the air pressure cavity 106, the accommodating cavity 102, the return air cavity 103 and the heating cavity 104 which are mutually communicated, and flows back to the power cavity 105 from the heating cavity 104, so that the circulation of the air in the circulating air duct 101 is realized.

An adjusting plate 11 is also arranged in the furnace body 10. The adjusting plate 11 is disposed between the air pressure chamber 106 and the accommodating chamber 102. The adjusting plate 11 is provided with a plurality of ventilation holes, and the adjusting plate 11 can adjust the wind power entering the accommodating cavity 102 through the air compressing cavity 106 according to the number of the ventilation holes. The adjusting plate 11 may further adjust the wind power passing through each place on the adjusting plate 11 according to the setting position and distribution density of the ventilation holes, so that the air entering the accommodating cavity 102 is more uniform, and the product on the placing rack 40 in the accommodating cavity 102 can be heated uniformly.

The heating assembly 20 is located in the heating chamber 104. The power assembly 30 is located in the power cavity 105. The placement frame 40 is located in the accommodating cavity 102. The side of the accommodating cavity 102 facing the oven door 50 is provided with a taking and placing opening 110 communicated with the outside, so that products can be taken and placed on the placing frame 40 through the taking and placing opening 110.

Further, the furnace body 10 further includes a filter 12. The circulation duct 101 further comprises a filter chamber 107. The filter cavity 107 is located between the air compressing cavity 106 and the accommodating cavity 102, and two sides of the filter cavity are respectively communicated with the air compressing cavity 106 and the accommodating cavity 102. The filter 12 is arranged in the filter chamber 107. The filter 12 is used for filtering air flowing from the air compressing cavity 106 to the accommodating cavity 102, so that the cleanliness of the air entering the accommodating cavity 102 reaches the standard, and thus, impurities carried in the air are prevented from polluting products. The adjusting plate 11 is disposed between the filter chamber 107 and the accommodating chamber 102.

In this embodiment, the filter 12 is a high temperature resistant and efficient filter, and the cleanliness level of the air passing through the filter 12 reaches CLASS 100 of CLASS.

Further, the furnace body 10 is further provided with an access hole 108. The access hole 108 is located at one side of the air pressure cavity 106 away from the filter cavity 107, and is communicated with the air pressure cavity 106. A side door 13 is also arranged outside the furnace body 10. The side door 13 is opposite to the access port 108, and may seal the access port 108. An operator can open the side door 13 and service the layered oven 100 through the service opening 108.

In this embodiment, a heat insulation layer 14 is further disposed on a side of the side door 13 near the access hole 108. The heat insulation layer 14 can isolate the circulating air duct 101 from the side door 13, so that heat of air in the circulating air duct 101 is prevented from being transferred to the side door 13, and heat dissipation is reduced.

Of course, the outside of furnace body 10 all is equipped with the heat preservation to prevent the heat in circulation wind channel 101 air from furnace body 10 to transfer to the external world, practice thrift the energy consumption.

In the present embodiment, the heat insulating layer 14 and the heat insulating layer are aluminum silicate silk-fling blankets, but are not limited thereto.

Further, the furnace body 10 is further provided with an air inlet 15 and an air outlet 16. The air inlet 15 and the air outlet 16 are both arranged at the top of the furnace body 10 and are respectively communicated with the circulating air duct 101. The air inlet 15 is used for introducing air into the circulating air duct 101. The exhaust port 16 is used for exhausting the exhaust gas in the circulation duct 101. An air filter is disposed in the air inlet 15, so as to filter the air entering the circulation duct 101.

In this embodiment, the air inlet 15 and the air outlet 16 are respectively disposed at two sides of the top of the furnace body 10, and the air inlet 15 is communicated with one side of the heating cavity 104 away from the power cavity 105, and the air outlet 16 is communicated with one side of the power cavity 105 away from the heating cavity 104, so that the exhaust gas is blown out by the power of the power assembly 30.

Referring to fig. 8 to 10, the heating assembly 20 includes a setting plate 21 and a heating tube 22. The heating pipe 22 is provided on the setting plate 21. The setting plate 21 is disposed on the furnace body 10, and the heating tube 22 is accommodated in the heating cavity 104. The heating pipe 22 serves to heat air passing therethrough.

Further, the heating assembly 20 includes a plurality of heating pipes 22, and the plurality of heating pipes 22 are distributed on the setting plate 21 along the flow direction of the air in the circulation duct 101.

In this embodiment, the heating pipes 22 are arranged in a row, and the heating pipes 22 are uniformly distributed along the flow direction of the air in the circulation duct 101, so as to uniformly heat the air passing through the heating chamber 104.

In this embodiment, the heating tube 22 is a stainless steel heating tube.

The heating assembly 20 further includes an insulating layer 23 and a sensor 24. The heat-insulating layer 23 is disposed on one side of the setting plate 21 where the heating pipe 22 is disposed, and is located in the heating cavity 104. The sensor 24 is disposed on the setting plate 21 and penetrates the insulating layer 23. The sensor 24 is used for sensing the temperature in the heating chamber 104, thereby realizing over-temperature protection and temperature monitoring.

In this embodiment, the heat-insulating layer 23 is also an aluminum silicate silk-throwing blanket. The sensor 24 adopts a platinum resistance temperature sensing probe.

The power assembly 30 includes a circulation driving member 31 and a wind wheel 32. The wind wheel 32 is arranged on the circulation driving member 31. The circulating driving member 31 is disposed on the furnace body 10, and the wind wheel 32 is accommodated in the power cavity 105. The circulation driving member 31 is used for driving the wind wheel 32 to rotate, so that air in the heating cavity 104 is sucked into the power cavity 105, and air in the power cavity 105 is pressed into the air pressing cavity 106. Due to the effect of the wind wheel 32 on the air in the heating cavity 104 and the air in the air compressing cavity 106 which are connected to the two sides of the wind wheel, the air pressure in the air compressing cavity 106 is increased, the air pressure in the heating cavity 104 is reduced, so that the air in the air compressing cavity 106 flows into the accommodating cavity 102, the air in the return air cavity 103 flows into the heating cavity 104, the air pressure in the corresponding accommodating cavity 102 is increased, the air pressure in the return air cavity 103 is reduced, the air in the accommodating cavity 102 flows into the return air cavity 103, and the air circularly flows in the circulating air duct 101.

Further, the furnace body 10 is further provided with an access window 109. The access window 109 is located at the top of the furnace body 10 and is in communication with the circulation duct 101. An access door 17 is also arranged on the furnace body 10. The access door 17 is opposite the access panel 109 and seals the access panel 109. The access window 109 is adjacent to the power chamber 105 so that an operator can take the access door 17 out of the furnace body 10 through operation, thereby performing maintenance on the wind wheel 32 through the access window 109.

Referring to fig. 11, the rack 40 includes a support 43 and a multi-layered placement plate 44. The plurality of layers of the placement plates 44 are sequentially arranged at intervals along the length direction of the support column 43. The support column 43 is vertically disposed in the accommodating cavity 102, and the length direction thereof is a vertical direction. A receiving groove is formed between each adjacent two of the placement plates 44. The accommodating groove is used for accommodating products.

Specifically, the placement frame 40 further includes a lower fixing plate 41 and an upper fixing plate 42, where the lower fixing plate 41 is disposed on the bottom wall of the accommodating cavity 102. The upper fixing plate 42 is disposed toward the top wall of the accommodating chamber 102. One end of the strut 43 is connected to the lower fixing plate 41, and the other end is connected to the upper fixing plate 42. The placement plate 44 is provided on the support post 43. The placement plate 44 is used to carry the product. The placement plate 44 is provided with a plurality of layers in a vertical direction so that the placement frame 40 can place a plurality of layers of products.

Further, the rack 40 includes a plurality of the pillars 43, and the plurality of pillars 43 are distributed along the flow direction of the air in the accommodating cavity 102.

In this embodiment, the pillars 43 are provided with two rows, the two rows of pillars 43 are disposed opposite to each other, and each row of pillars 43 is uniformly distributed along the flow direction of the air in the accommodating chamber 102.

Each row of said struts 43 is provided with said placement plate 44 on the side opposite to the row of adjacent struts 43. Two opposing placement plates 44 on adjacent two of the columns 43 in each row support a product in common with corresponding two placement plates 44 on the other row.

Further, a plurality of the placing plates 44 are provided on each of the support columns 43. A plurality of the placement plates 44 are arranged on the support column 43 in the vertical direction.

In this embodiment, the plurality of placement plates 44 are uniformly arranged on the support columns 43 along the vertical direction, so that the intervals between the products placed on different layers on the placement frame 40 are equivalent, and the heating uniformity is improved.

In this embodiment, the number of the posts 43 is 12, so that five products can be placed on each layer. 40 of the placement plates 44 are provided in the vertical direction on each of the pillars 43. So that 200 products can be placed in total by the placing frame 40.

Further, the placement frame 40 further includes an adjusting component. The adjustment assembly is used to adjust the level of the rack 40.

In this embodiment, the adjusting component includes an adjusting nut 45 and a locking screw. The adjusting nut 45 is disposed on the lower fixing plate 41 in a penetrating manner and abuts against the bottom wall of the accommodating cavity 102. The lower fixing plate 41 is supported on the bottom wall of the accommodating chamber 102 by an adjusting nut 45. The lower fixing plate 41 can adjust the parallelism between the lower fixing plate 41 and the bottom wall of the accommodating cavity 102 by adjusting the position of the adjusting nut 45 on the lower fixing plate 41. The locking screw is disposed on the bottom wall of the accommodating cavity 102 through the adjusting nut 45, so as to fix the lower fixing plate 41 on the bottom wall of the accommodating cavity 102.

The lower fixing plate 41 is provided with an internal thread structure, the adjusting nut 45 is provided with an external thread structure, and the position of the adjusting nut 45 on the lower fixing plate 41 is adjusted through the cooperation of the internal thread structure and the external thread structure, so that the horizontal condition of the whole placing frame 40 can be adjusted.

The bottom wall of the accommodating cavity 102 is provided with an internal thread structure, the locking screw is provided with an external thread structure, the locking screw passes through the adjusting nut 45 and is arranged on the bottom wall of the accommodating cavity 102, and the lower fixing plate 41 can be fixed on the bottom wall of the accommodating cavity 102 through the cooperation of the internal thread structure and the external thread structure, so that the whole placing rack 40 is fixed in the accommodating cavity 102 of the furnace body 10.

In this embodiment, the adjustment assembly includes six sets. The six sets of adjustment members are provided at the four corners and the middle of the two long sides of the lower fixing plate 41, respectively, but are not limited thereto.

Referring to fig. 12 to 14, the oven door 50 includes a plurality of partition doors 51 stacked in a vertical direction. The partition door 51 is sequentially slidably disposed on the furnace body 10 in the vertical direction. The lifting mechanism 60 is arranged at the outer side of the furnace body 10 and drives the furnace door 50 to move along the vertical direction, the lifting mechanism 60 can be detachably connected with any one of the separation doors 51 and can drive the separation door 51 to move upwards along the vertical direction, so that other separation doors 51 propped against the lifting mechanism move upwards along the vertical direction together, the part of the corresponding taking and placing port 110 of the separation door 51 is exposed, and the taking and placing port 110 can be used for conveniently loading and unloading materials on corresponding layers on the placing frame 40.

The plurality of partition doors 51 are provided in a stacked manner corresponding to the multi-layered product placed on the placement frame 40. Specifically, the position of each accommodating groove corresponds to the position of one of the separating doors 51, that is, each separating door 51 corresponds to one or more layers of products on the placing rack 40, which are consistent with the height position of the separating door 51, so that when one of the separating doors 51 is opened, the corresponding one or more layers of products can be taken and placed.

In this embodiment, each partition door 51 corresponds to two layers of products, and when one partition door 51 is opened, any one or both of the two layers of products corresponding to the partition door can be taken and placed. But is not limited thereto, in other embodiments, each partition door 51 may also correspond to one, three or more layers of products.

Specifically, the oven door 50 further includes a slide rail assembly 52. The slide rail assembly 52 is disposed on the furnace body 10 in a vertical direction. The partition doors 51 are respectively connected to the slide rail assemblies 52. The lifting mechanism 60 can be matched with the sliding rail assembly 52, and drives the sliding rail assembly 52 to move, so that any one of the partition doors 51 is moved, and the partition door 51 thereon is driven to slide upwards in the vertical direction to be opened.

In this embodiment, the sliding rail assembly 52 includes a sliding rail 521 and a plurality of sliding blocks 522. The slide rails 521 are disposed in the vertical direction. The sliding blocks 522 are sequentially slidably disposed on the sliding rail 521. The plurality of sliding blocks 522 are respectively in one-to-one correspondence with the plurality of partition doors 51, and each sliding block 522 is connected to one end of a corresponding one of the partition doors 51.

In this embodiment, the oven door 50 includes two slide rail assemblies 52. The two sliding rail assemblies 52 are respectively arranged at two sides of the plurality of partition doors 51 which are arranged in a stacked manner. The two ends of the partition door 51 are respectively connected to a corresponding one of the sliding blocks 522. The number of the lifting mechanisms 60 is two, and each lifting mechanism 60 can be matched with a corresponding sliding rail assembly 52 so as to drive one separation door 51 to move through two ends of the separation door 51.

Specifically, referring to fig. 15 and 16, the end of the partition door 51 is provided with a fitting groove 511. The slide block 522 is provided with a fitting block 523 on a side facing the end of the partition door 51. The fitting blocks 523 are received in the fitting grooves 511 so that the partition door 51 is coupled with the corresponding sliding blocks 522.

In this embodiment, the mating groove 511 is a groove with a downward opening, and the width of the opening side of the groove is wider. The fitting block 523 is a protrusion having the same shape as the fitting groove 511.

Each of the partition doors 51 is further provided with a sealing strip 512 for sealing a gap between the two partition doors 51.

Specifically, referring to fig. 16, a sealing groove 513 is provided on the upper surface of the partition door 51 along the length direction of the partition door 51. The sealing strip 512 is an elastic sealing strip, and is disposed in the sealing groove 513 by a fixing strip 514, and the upper end of the sealing strip 512 protrudes from the upper surface of the partition door 51.

When the partition doors 51 are stacked, the partition doors 51 are pressed against each other by gravity, and the sealing strip 512 provided on the lower partition door 51 abuts against the bottom of the upper partition door 51, thereby sealing the gap between the two partition doors 51.

In this embodiment, the sealing strip 512 is an elastic high temperature resistant sealing strip.

Referring to fig. 17 and 18, the lifting mechanism 60 includes a mounting plate 61, a first driving assembly and a second driving assembly. The first driving component is arranged on the mounting plate 61, the second driving component is arranged on the first driving component, the second driving component can be connected with any sliding block 522, and the first driving component can drive the second driving component to move along the vertical direction, so that the separation door 51 connected with the second driving component is driven to move.

The first driving assembly includes a transmission member and a first driving member 63, and the first driving member 63 is disposed on the mounting plate 61 and connected to the transmission member. The second driving assembly comprises a second driving piece 65 and a lifting pin 66, the second driving piece 65 is connected with the transmission piece, and the lifting pin 66 is arranged at the driving end of the second driving piece 65. The second driving member 65 can drive the lift pin 66 to move so that the lift pin 66 is coupled with the slider 522. The first driving member 63 can drive the transmission member to drive the second driving assembly to move, so that the sliding block 522 moves in the vertical direction.

Specifically, the driving member includes a screw 62 and a connection block 64. The mounting plate 61 is provided on the furnace body 10. The screw 62 is vertically disposed on the mounting plate 61 and is rotatable in a vertical direction. The first driving member 63 is disposed on the mounting plate 61 and connected to one end of the screw 62. The connecting block 64 is sleeved on the screw rod 62, and the second driving piece 65 is connected with the connecting block 64. The slider 522 is provided with a slot 524 for engaging the lift pin 66. The second driving member 65 can drive the lift pin 66 to move into the slot 524, thereby connecting the lifting mechanism 60 with the slider 522 provided with the slot 524. The first driving member 63 can drive the screw rod 62 to rotate, and drives the connecting block 64 to move up and down along the screw rod 62 through the cooperation of the screw rod 62 and the connecting block 64, so that the sliding block 522 connected with the lifting mechanism 60 moves.

In this embodiment, the slide rail 521 is disposed on the mounting plate 61.

In this embodiment, the slot 524 is a U-shaped slot with a downward opening.

In the present embodiment, the first driving member 63 is a motor, and the second driving member 65 is a cylinder, but is not limited thereto.

In operation, the first driving member 63 drives the connecting block 64 to move to the partition door 51 to be opened; the second driving member 65 drives the lifting pin 66 to move until the lifting pin 66 is inserted into the corresponding slot 524 of the partition door 51, and then the first driving member 63 drives the connecting block 64 to move upward by a distance equal to the height of the partition door 51, thereby driving the sliding block 522 and the partition door 51 connected thereto to move upward and lifting the sliding block 522 and the partition door 51 thereon through the sliding block 522 and the partition door 51. Thereby causing the door 50 to open an opening at the level of the partition door 51. If the feeding process is performed at this time, a layer of product is sent into the accommodating cavity 102 in the furnace body 10 through the feeding device and is placed on the corresponding placing plate 44; if the process is a blanking process, a layer of product is taken out from the corresponding placing plate 44 through a blanking device (which can have the same structure as the feeding device). After the operation, the first driving member 63 drives the connection block 64 to move downward by a distance equal to the height of the partition door 51, so that the corresponding sliding block 522, the partition door 51, etc. are reset, and the opening of the oven door 50 is closed. The second driving member 65 drives the lift pins 66 to be separated from the insertion grooves 524.

The product on the rack 40 adopts the first-in first-out principle, that is, the heating time of the product in the furnace body 10 is kept consistent, so that the product can be directly connected with the assembly line for operation, the requirement of mass production is met, and the working efficiency is improved.

In this embodiment, the two sides of the placement frame 40 are provided with the taking and placing openings 110, and the directions corresponding to the two sides of the placement frame 40 are the directions perpendicular to the arrangement direction and the vertical direction of each row of the struts 43. The furnace door 50 and the corresponding lifting mechanism 60 are arranged on the furnace body 10 relative to the two taking and placing openings 110, so that the requirements of feeding on one side and discharging on the other side are met, the assembly line operation is realized, and the efficiency is improved.

It will be appreciated that, in some embodiments, in order to save cost, the pick-and-place opening 110, the oven door 50 and the lifting mechanism 60 may be disposed on one side of the rack 40, and the oven door 50 and the lifting mechanism 60 may be used for loading and unloading, and at this time, loading and unloading may be alternatively performed, and loading and unloading devices may be used for loading and unloading, so that the cost of the layer oven 100 is reduced, and the oven door 50 is disposed on one side to further reduce heat dissipation.

According to the layered oven 100 provided by the application, the plurality of layered separation doors 51 are adopted, and the lifting mechanism 60 is matched, so that the specified layers of the separation doors 51 can be lifted, the single-layer in-out of the placing rack 40 is realized, the feeding and discharging requirements are met, meanwhile, the opened separation doors 51 are smaller, the temperature can be kept to the maximum extent, and the heat loss is reduced. Can cooperate the mode that the product monolithic circulated, directly place the product layer by layer in layer oven 100 from one side, heat preservation is handled to take out layer by layer, can realize with the butt joint of assembly line, but the front and back process seamless butt joint can not influence the takt, improves production efficiency. And the products which are layered and kept still in the furnace body 10 are heated and kept warm through air circulation, and the processed products are taken out according to the specification of technological requirements.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims

1. The layered oven is characterized by comprising an oven body, a placing rack, an oven door and a lifting mechanism, wherein a circulating air duct is arranged in the oven body, the circulating air duct comprises a containing cavity, and a taking and placing opening communicated with the outside is formed in one side of the containing cavity, facing the oven door;

The placing rack is detachably arranged in the accommodating cavity and comprises an adjusting component for adjusting the level of the placing rack, multiple layers of products can be placed on the placing rack, and the number of the products placed on each layer is multiple;

The rack comprises a lower fixing plate, an upper fixing plate, a plurality of support posts and a plurality of layers of placing plates, wherein the lower fixing plate is arranged on the bottom wall of the accommodating cavity, the upper fixing plate faces the top wall of the accommodating cavity, one end of each support post is connected with the lower fixing plate, the other end of each support post is connected with the upper fixing plate, two rows of support posts are arranged, the two rows of support posts are oppositely arranged, a plurality of placing plates are arranged on each support post in the vertical direction, and two opposite placing plates on two adjacent support posts in each row support a product together with two corresponding placing plates on the other row;

The furnace door comprises a plurality of separation doors which are arranged in a stacked manner, the separation doors are sequentially arranged on the furnace body in a sliding manner along the vertical direction, the lifting mechanism is arranged on the furnace body and can be detachably connected with any one separation door and can drive any one separation door connected with the lifting mechanism to move upwards along the vertical direction, so that other separation doors propped against the separation door move upwards along the vertical direction together, and the part of a picking and placing port corresponding to the separation door is exposed;

The furnace door further comprises a sliding rail assembly, the sliding rail assembly comprises a sliding rail and a plurality of sliding blocks, the sliding rail is arranged along the vertical direction, the sliding blocks are sequentially arranged on the sliding rail in a sliding mode, the sliding blocks and the separating doors are in one-to-one correspondence, the end parts of the separating doors are provided with matching grooves, the matching grooves are grooves with downward openings, one side, facing the end parts of the separating doors, of the sliding blocks is provided with matching blocks, and the matching blocks are accommodated in the matching grooves;

The lifting mechanism comprises a mounting plate, a first driving assembly and a second driving assembly, wherein the mounting plate is arranged on the furnace body, the first driving assembly comprises a transmission piece and a first driving piece, the transmission piece comprises a screw rod and a connecting block, the screw rod is arranged on the mounting plate along the vertical direction, the connecting block is sleeved on the screw rod, the first driving piece is arranged on the mounting plate and is connected with one end of the screw rod, the first driving piece can drive the screw rod to rotate and drive the connecting block to move up and down along the screw rod, the second driving assembly comprises a second driving piece and a lifting pin, the second driving piece is connected with the connecting block, the lifting pin is arranged at the driving end of the second driving piece, a slot matched with the lifting pin is formed in the sliding block, and the second driving piece can drive the lifting pin to move into the slot;

Every be equipped with the sealing strip on the division door, the sealing strip is the elastic sealing strip, just the upper end of sealing strip protrusion in the upper surface of division door, the sealing strip that sets up on the lower floor's division door supports to hold in the bottom of upper strata division door.

2. The layered oven according to claim 1, wherein the oven door and the corresponding lifting mechanism are provided on both sides of the rack.

3. The layered oven according to claim 1, further comprising a heating assembly and a power assembly, wherein the heating assembly and the power assembly are respectively disposed in the circulation duct;

4. The layered oven according to claim 3, wherein the circulating air duct comprises a containing cavity, a return air cavity, a heating cavity, a power cavity and a pressure air cavity which are sequentially communicated, wherein the pressure air cavity is communicated with the containing cavity, the heating component is positioned in the heating cavity, and the power component is positioned in the power cavity;

5. The layered oven according to claim 4, wherein the oven body further comprises a filter, the circulating air duct further comprises a filter cavity, the filter cavity is located between the air pressure cavity and the accommodating cavity, two sides of the filter cavity are respectively communicated with the air pressure cavity and the accommodating cavity, and the filter is arranged in the filter cavity.

6. The layered oven according to any one of claims 1 to 5, wherein a plurality of the placement plates are sequentially spaced apart in a longitudinal direction of the pillar, and a receiving groove is formed between each adjacent two of the placement plates, and a position of each receiving groove corresponds to a position of a separation door.