CN213454760U - Automatic change veneer drying device - Google Patents
Automatic change veneer drying device Download PDFInfo
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- CN213454760U CN213454760U CN202022107261.7U CN202022107261U CN213454760U CN 213454760 U CN213454760 U CN 213454760U CN 202022107261 U CN202022107261 U CN 202022107261U CN 213454760 U CN213454760 U CN 213454760U
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Abstract
The utility model discloses an automatic veneer drying device, which comprises a feeding unit, a transition guide frame, a drying unit and a discharging unit; the drying unit comprises a hot smoke system, a heat exchange system, a drying box and a plurality of heat extraction fans; the space between the left end and the right end of the drying box is larger than the space between the front end and the rear end of the drying box; the hot smoke system comprises a combustion furnace, a hot smoke pipe and a smoke cylinder; the transition guide frame comprises a transition guide frame body, and frame plates with the same number as that of the feeding ends of the horizontal drying layers of the drying units are arranged on the transition guide frame body; the feeding unit comprises a feeding unit frame body, a guide plate frame arranged on the feeding unit frame body, an adsorption component and an adsorption lifting adjusting component; the feeding unit is arranged below the adsorption component; the discharging unit is connected with the veneer outlet of the drying unit. The drying device can adsorb soft and light veneers and quickly and accurately send the veneers into each horizontal drying layer of the drying unit for drying and automatically collecting materials, and has the characteristics of high drying efficiency and continuous operation.
Description
Technical Field
The utility model relates to a drying device who uses under the product stoving condition. More specifically, the utility model relates to an automatic veneer drying device who is used in the veneer processing circumstances.
Background
The veneer is commonly called as a medium veneer, is formed by cutting and turning wet miscellaneous wood into pieces by a fixed-length saw, is mainly used as a main raw material of multi-product boards, wood templates, blockboards and composite ecological boards, and has large market demand.
After the product is processed and formed, the product has the characteristics of high water content, thinness, easy tearing and the like, and generally, the specifications required by the current market are as follows: 1300mm 800mm and 0.6 mm-2 mm thickness, and during the processing and turning of the veneer, in order to ensure the turning effect and stability, the common method is to carry out processing operation when the log in the segment has moisture, so the veneer after turning has heavy moisture content and is easy to generate adhesion, and when the veneer is finished and delivered, the moisture content of the veneer needs to be controlled to be less than 90%, so the common method in the prior art is to separate the turned laminated veneer manually, then use a matched drying rack to longitudinally arrange the separated veneers on a drying yard, and dry the veneers until the moisture content is less than about 90% to collect the finished product.
The existing operation method has the following problems: firstly, a large amount of labor is needed, and the veneers separated manually are easy to tear and damage, so that the veneers become unqualified products and cannot be used, the yield of the veneers is influenced, and waste is caused; secondly, the airing field occupies a large area, the airing effect and the airing period are greatly influenced by weather, and the aired veneers need to be collected in rainy days or weather change, so that the labor cost is high, and the veneers are easy to warp or curl due to too high temperature; in the condition that the weather is better at 25-28 degrees, the drying field per mu of land can only dry 3m3 of wood skin in one day; if the environmental temperature is too low or the moisture is too heavy, the number of days for airing is prolonged, so that the yield of the veneer is greatly reduced, the production cost is increased, and the production efficiency is low.
Public reference is CN 110595189A's patent discloses an automatic change wood skin drying device, its characterized in that includes: a plurality of groups of feeding units; the drying unit is provided with a plurality of sections of drying zones according to different drying temperatures; the feeding units are matched with the feeding units to separate the veneers stacked on the feeding units and respectively convey the veneers to the drying units; wherein, each wood skin after the separation passes through the centre gripping unit that sets up on drying unit and then sets up perpendicularly in the drying area, realizes automatic stoving operation. The technical scheme has the defects that: the material loading needs to carry out the centre gripping to the upper end of wood skin, and the interval of wood skin needs to be controlled with anchor clamps moreover, and the device is complicated, and it is big to the degree of difficulty is got up in soft frivolous wood skin location operation, and is big to the wood skin damage, and the stoving back wood skin does not provide automatic collection scheme.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic change veneer drying device, it can adsorb soft frivolous veneer and dry and realize collecting automatically with its each horizontal stoving layer of sending into the stoving unit fast, accurately.
The utility model adopts the technical proposal as follows.
The utility model provides an automatic change veneer drying device which characterized in that includes: the device comprises a feeding unit, a transition guide frame, a drying unit and a discharging unit;
the drying unit comprises a hot smoke system, a heat exchange system, a drying box and a plurality of heat extraction fans; the space between the left end and the right end of the drying box is larger than the space between the front end and the rear end of the drying box; in the left and right ends of the drying box, a veneer inlet connected with the transition guide frame is arranged at the end close to the transition guide frame, and a veneer outlet connected with the discharging unit is arranged at the end close to the discharging unit; a plurality of horizontal drying layers are arranged in the drying box, a plurality of horizontal drying layer longitudinal driving rollers with flush top surfaces are arranged on each horizontal drying layer, and each horizontal drying layer longitudinal driving roller is connected with a horizontal drying layer longitudinal driving roller driving motor; the hot smoke system comprises a combustion furnace, a hot smoke pipe and a smoke cylinder; the combustion furnace is connected with the chimney through a hot smoke pipe; the heat exchange system comprises a heat exchange box positioned at the top of the drying box, a heat exchanger is arranged in the heat exchange box, and the heat exchanger is connected with the hot smoke pipe; one end of the drying box is connected with the heat exchange box, and the other end of the drying box is connected with each heat extractor;
the transition guide frame comprises a transition guide frame body, frame plates with the same number as the feeding ends of the horizontal drying layers of the drying units are arranged on the transition guide frame body, the butt joint end of each frame plate with the veneer inlet corresponds to the feeding end of one horizontal drying layer, the veneer inlet ends of the frame plates, which are far away from the veneer, are close to each other, and the height of the veneer inlet end of each frame plate, which is far away from the veneer, is not lower than the height of the veneer inlet end of each frame plate, which is close to the veneer; each frame plate is provided with a frame plate longitudinal driving roller with the top surface on the same plane; the frame plate longitudinal driving roller is connected with a frame plate longitudinal driving roller driving motor arranged on the transition guide frame body;
the feeding unit comprises a feeding unit frame body, a guide plate frame arranged on the feeding unit frame body, an adsorption component and an adsorption lifting adjusting component; two ends of the guide plate frame are respectively provided with a longitudinal extrusion roller pair consisting of two longitudinal extrusion rollers, and the gap between the two longitudinal extrusion rollers is the thickness of one veneer; each longitudinal squeezing roller pair is provided with at least one longitudinal squeezing roller connected with a longitudinal squeezing roller driving motor;
the end, far away from the transition guide frame, of the guide plate frame is hinged with the feeding unit frame body, the end, close to the transition guide frame, of the guide plate frame is hinged with the feeding unit frame body through a first linear expansion device, and the end, close to the transition guide frame, of the guide plate frame is in butt joint with the end, far away from the drying unit, of each frame plate through expansion and contraction of the first linear expansion device;
the feeding unit is arranged below the adsorption component;
the discharging unit is connected with the veneer outlet of the drying unit.
As a preferred technical scheme, the adsorption component comprises a longitudinal plate, a vacuum device and a plurality of suckers which are arranged on the longitudinal plate through second linear expansion devices arranged in the vertical direction;
the adsorption lifting adjusting assembly comprises two swing frames, a swing frame driving device and a plurality of hoses, wherein the swing frames are symmetrically arranged in front and back; the vacuum device is arranged at the top end of the feeding unit frame body; each sucker is connected with a vacuum device through a hose; each rocking frame comprises two pull plates which are the same in length, perpendicular to the longitudinal plates and parallel to each other, and the bottom ends of the two pull plates are respectively hinged with a transverse plate; the front end and the rear end of the longitudinal plate are respectively connected with the transverse plate; the top ends of the two pulling plates are respectively hinged with the feeding unit frame body;
the swing frame driving device comprises a swing driving motor arranged on a longitudinal plate, a driving shaft is longitudinally arranged on the swing driving motor, the front end and the rear end of the driving shaft are symmetrically connected with rotating plates with the same length, the end, far away from the driving shaft, of each rotating plate is hinged with inclined plates with the same length and symmetrically arranged front and back, each inclined plate is hinged with a swing frame, and swing of the swing frame is realized through rotation of the driving shaft.
As a preferred technical scheme, the feeding unit comprises an inner part positioned in the frame body of the feeding unit and an outer part positioned in the frame body of the feeding unit.
As a preferred technical scheme, the part, located in the feeding unit frame body, of the feeding unit is arranged on the lifting device.
As the preferred technical scheme, the feeding unit is provided with a veneer conveying belt.
According to a preferred technical scheme, the discharging unit comprises a discharging frame body, the discharging frame body is provided with horizontal material receiving layers, the number of the horizontal material receiving layers is the same as that of the feeding ends of the horizontal drying layers of the drying unit, the horizontal material receiving layers are in butt joint with the horizontal drying layers of the drying unit, each horizontal material receiving layer is provided with a plurality of horizontal material receiving layer longitudinal transmission rollers with the top surfaces being flush, and each horizontal material receiving layer longitudinal transmission roller is connected with a horizontal material receiving layer longitudinal transmission roller driving device;
the end, far away from the drying unit, of each horizontal material receiving layer is connected with a downward-inclined oblique material receiving layer, a longitudinal transmission roller of the oblique material receiving layer is arranged on the oblique material receiving layer, and the oblique material receiving layers are parallel to each other; the end of each oblique material receiving layer far away from the drying unit is connected with a discharging conveyer belt.
As the preferred technical scheme, the space between the left end and the right end of the heat exchange box is equal to the space between the left end and the right end of the drying box.
As the preferred technical scheme, the heat exchanger is made of metal, a plurality of hot smoke channels are arranged in the heat exchanger, and the hot smoke channels are connected with hot smoke pipes.
As the preferred technical scheme, a hot smoke draught fan is arranged on the hot smoke pipe.
As the preferred technical scheme, the front end and the rear end of each horizontal drying layer are not contacted with the front end and the rear end of the drying box.
As the preferred technical scheme, a plurality of cooling fans are arranged at the end, close to the discharging unit, of the drying unit.
As the preferred technical scheme, the vacuum device comprises two vacuumizing fans which are respectively positioned at the front end and the rear end of the frame body part and a connecting pipe which is longitudinally arranged, wherein the two vacuumizing fans are connected with the connecting pipe, and the connecting pipe is connected with each hose.
As the preferred technical scheme, a plurality of through holes are vertically arranged on the longitudinal plate, and each through hole penetrates through a guide pipe; the bottom end of each conduit is connected with a suction disc, and the top end of each conduit is connected with a hose.
The drying comprises the following steps:
step 1: the feeding unit conveys a stack of veneers into the feeding unit;
the second linear expansion device controls the sucker to move to the top surface of the stack of wood veneers, and the sucker sucks one wood veneer;
step 2: the adsorption lifting adjusting assembly drives the sucker to move upwards in an arc manner, so that the veneer is conveyed between two longitudinal squeezing rollers of a longitudinal squeezing roller pair of the guide plate frame, which is far away from the feeding unit, and the two longitudinal squeezing rollers rotate to convey the veneer into the two longitudinal squeezing rollers of the guide plate frame, which are close to the end of the feeding unit;
and step 3: the first linear telescopic device controls the guide plate frame to rotate along the end, far away from the transition guide frame, of the guide plate frame, so that the end, close to the transition guide frame, of the control guide plate frame is in butt joint with one frame plate of the transition guide frame; conveying the veneers to two longitudinal extrusion rollers at the end, close to the feeding unit, of the guide plate frame to rotate, conveying the veneers into the frame plates of the transition guide frame, rotating the frame plate longitudinal driving rollers of the frame plates, and conveying the veneers into a horizontal drying layer of a drying unit which is flush with the frame plates to be dried;
and 4, step 4: after drying, the veneers on each horizontal drying layer enter a horizontal material receiving layer of the parallel and level discharging frame body, enter an inclined material receiving layer connected with the horizontal material receiving layer through the horizontal material receiving layer, and finally enter a discharging conveyer belt from the inclined material receiving layer.
The utility model has the advantages that: the device can adsorb soft and light veneers and accurately send the veneers into each horizontal drying layer of the drying unit without clamping the soft and light veneers. The conveying of the veneer is quick and accurate, no clamp is needed, and the damage to the veneer is small. The utility model discloses a set up matched with feed unit, material loading unit, transition saddle, stoving unit, ejection of compact unit, realize autosegregation, automatic feeding, the automatic drying of veneer, the ejection of compact, but continuous assembly line formula operation, the operation is incessant, and drying efficiency is high. The requirement on the area of a field is low, the weather dependence is avoided, the drying speed of the product is effective, the labor cost is reduced, the production cost is reduced, and the production efficiency meets the production requirement.
Drawings
Fig. 1 is a schematic view of a preferred embodiment of the automatic bark drying device of the present invention.
Fig. 2 is a partially enlarged view of a portion a of fig. 1.
Fig. 3 is a partially enlarged view of a portion C of fig. 2.
Fig. 4 is a partially enlarged view of a portion E of fig. 3.
Fig. 5 is a partially enlarged view of a portion B of fig. 1.
Fig. 6 is a partially enlarged view of a portion D of fig. 5.
Fig. 7 is a front view of the automated veneer drying apparatus shown in fig. 1.
Fig. 8 is a partially enlarged view of a portion F of fig. 6.
Fig. 9 is a partially enlarged view of a portion G of fig. 6.
Fig. 10 is a sectional view taken along H-H' of fig. 6.
Fig. 11 is a partially enlarged view of a portion I of fig. 10.
Fig. 12 is a top view of the automated veneer drying apparatus shown in fig. 1.
Fig. 13 is a partially enlarged view of a portion J of fig. 12.
Fig. 14 is a partially enlarged view of a portion M of fig. 13.
Fig. 15 is a partially enlarged view of a portion K of fig. 12.
Fig. 16 is a partially enlarged view of a portion L of fig. 12.
Fig. 17 is a left side view of the automated veneer drying apparatus shown in fig. 1.
Fig. 18 is a partially enlarged view of a portion N of fig. 17.
Fig. 19 is a rear view of the automated veneer drying apparatus shown in fig. 1.
Fig. 20 is a partially enlarged view of a portion O of fig. 19.
Fig. 21 is a partial enlarged view of a portion P of fig. 19.
Fig. 22 is a partially enlarged view of a portion Q of fig. 19.
FIG. 23 is a cross-sectional view taken along R-R' of FIG. 12.
Fig. 24 is a partially enlarged view of a portion T of fig. 23.
Fig. 25 is a partially enlarged view of a portion S of fig. 23.
Fig. 26 is a partially enlarged view of a U portion of fig. 25.
Fig. 27 is a schematic view of the automatic drying device for wood veneer.
Fig. 28 is a partially enlarged view of a V portion of fig. 27.
Fig. 29 is a partially enlarged view of a portion W of fig. 27.
Fig. 30 is a schematic perspective view of the adsorption lift adjustment assembly.
Fig. 31 is a partially enlarged view of the X portion of fig. 30.
Fig. 32 is a partially enlarged view of the Y portion of fig. 30.
Fig. 33 is a schematic view of a preferred embodiment of the automatic bark drying device of the present invention.
Wherein: a feeding unit-1; part-11 of the feeding unit frame body; an outer part-12 of the feeding unit frame; a lifting device-13; veneer conveyer belt-14;
a feeding unit-2; a first linear expansion device-20; a feeding unit frame body-21; a guide plate frame-22; an adsorption module-23; an adsorption lifting adjusting component-24; longitudinal squeeze rolls-25; a longitudinal plate-26; a vacuum device-27; a second linear pantograph-28; a suction cup-29; a hose-210; a pulling plate-211; a transverse plate-212; a swing drive motor-213; a drive shaft-214; a rotating plate-215; a swash plate-216; a connecting pipe-217; a vacuum-pumping fan-218; a longitudinal squeeze roll drive motor-219; a conduit-220;
a transition guide frame-3; a transition guide frame body-31; a frame plate-32; frame plate longitudinal driving roller-33; a frame plate longitudinal driving roller driving motor-34;
a drying unit-4; a drying box-41; a heat extractor-42; horizontal drying layer-43; a horizontal drying layer longitudinal driving roller-44; a horizontal drying layer longitudinal driving roller drives a motor-45; -a burner-46; a hot smoke pipe-47; a chimney-48; a heat exchange tank-49; a heat exchanger-410; a hot smoke induced draft fan-411; a cooling fan-412; hot smoke channel-413;
a discharging unit-5; a discharging frame body-51; horizontal binder layer-52; a horizontal material receiving layer longitudinal driving roller-53; a horizontal material receiving layer longitudinal driving roller driving device-54; oblique material-receiving layer-55; a longitudinal driving roller-56 for the oblique material receiving layer; a discharge conveyer belt-57;
veneer-6.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
Example 1. As shown in fig. 1-29, an automatic veneer drying device is characterized by comprising: the device comprises a feeding unit 1, a feeding unit 2, a transition guide frame 3, a drying unit 4 and a discharging unit 5;
the drying unit 4 comprises a hot smoke system, a heat exchange system, a drying box 41 and a plurality of heat pumping fans 42; the distance between the left end and the right end of the drying box 41 is larger than the distance between the front end and the rear end; among the left and right ends of the drying box 41, a veneer inlet connected with the transition guide frame 3 is arranged at the end close to the transition guide frame 3, and a veneer outlet connected with the discharging unit 5 is arranged at the end close to the discharging unit 5; a plurality of horizontal drying layers 43 are arranged in the drying box 41, a plurality of horizontal drying layer longitudinal driving rollers 44 with the top surfaces being flush are arranged on each horizontal drying layer 43, and each horizontal drying layer longitudinal driving roller 44 is connected with a horizontal drying layer longitudinal driving roller driving motor 45; the hot smoke system comprises a combustion furnace 46, a hot smoke pipe 47 and a smoke cylinder 48; the combustion furnace 46 is connected with the chimney 48 through a hot smoke pipe 47; the heat exchange system comprises a heat exchange box 49 positioned at the top of the drying box 41, a heat exchanger 410 is arranged in the heat exchange box 49, and the heat exchanger 410 is connected with a hot smoke pipe 47; one end of the drying box 41 is connected with the heat exchange box 49, and the other end is connected with each heat extractor 42;
the transition guide frame 3 comprises a transition guide frame body 31, frame plates 32 with the same number as the feeding ends of the horizontal drying layers 43 of the drying units 4 are arranged on the transition guide frame body 31, the butt joint end of each frame plate 32 with the veneer inlet corresponds to the feeding end of one horizontal drying layer 43, the veneer inlet ends of the frame plates 32 are close to each other, and the height of each frame plate 32 far away from the veneer inlet end is not lower than the height of the frame plate 32 near the veneer inlet end; each frame plate 32 is provided with a frame plate longitudinal driving roller 33 with the top surface on the same plane; the frame plate longitudinal driving roller 33 is connected with a frame plate longitudinal driving roller driving motor 34 arranged on the transition guide frame body 31;
the feeding unit 2 comprises a feeding unit frame body 21, a guide plate frame 22 arranged on the feeding unit frame body 21, an adsorption component 23 and an adsorption lifting adjusting component 24; two ends of the guide plate frame 22 are respectively provided with a longitudinal extrusion roller pair consisting of two longitudinal extrusion rollers 25, and the gap between the two longitudinal extrusion rollers 25 is equal to the thickness of a veneer; each longitudinal squeeze roll pair has at least one longitudinal squeeze roll 25 connected to a longitudinal squeeze roll drive motor 219;
the end, far away from the transition guide frame 3, of the guide plate frame 22 is hinged with the feeding unit frame body 21, the end, close to the transition guide frame 3, of the guide plate frame 22 is hinged with the feeding unit frame body 21 through a first linear expansion device 20, and the end, close to the transition guide frame 3, of the guide plate frame 22 is in butt joint with the end, far away from the drying unit 4, of each frame plate 32 through the expansion and contraction of the first linear expansion device 20;
the feeding unit 1 is arranged below the adsorption assembly 23;
the discharging unit 5 is connected with the veneer outlet of the drying unit 4.
The adsorption component 23 comprises a longitudinal plate 26, a vacuum device 27 and a plurality of suckers 29 which are arranged on the longitudinal plate 26 through second linear expansion devices 28 which are arranged vertically, wherein the first linear expansion devices 20 and the second linear expansion devices 28 are hydraulic cylinders or electric push rods.
As shown in fig. 30-32, the adsorption lifting adjustment assembly includes two swing frames, a swing frame driving device, and a plurality of hoses 210, which are symmetrically arranged in front and back; the vacuum device 27 is arranged at the top end of the feeding unit frame body 21; each suction cup 29 is connected to the vacuum device 27 by a hose 210; each rocking frame comprises two pull plates 211 which have the same length, are vertical to the longitudinal plates 26 and are parallel to each other, and the bottom ends of the two pull plates 211 are respectively hinged with a transverse plate 212; the front and rear ends of the longitudinal plate 26 are respectively connected with the transverse plate 212; the top ends of the two pulling plates 211 are respectively hinged with the feeding unit frame body 21;
the swing frame driving device comprises a swing driving motor 213 arranged on the longitudinal plate 26, a driving shaft 214 is longitudinally arranged on the swing driving motor 213, the front end and the rear end of the driving shaft 214 are symmetrically connected with rotating plates 215 with the same length, the end, far away from the driving shaft 214, of each rotating plate 215 is hinged with inclined plates 216 with the same length and symmetrically arranged front and rear, each inclined plate 216 is hinged with the swing frame, and swing of the swing frame is realized through rotation of the driving shaft 214.
The feed unit 1 comprises an inner part 11 in the loading unit frame and an outer part 12 in the loading unit frame.
The inner part 11 of the feed unit 4 in the loading unit frame is mounted on a lifting device 13.
The feeding unit 1 is provided with a veneer conveyor 14.
The discharging unit 5 comprises a discharging frame body 51, the discharging frame body 51 is provided with horizontal material receiving layers 52 which are the same as the number of the feeding ends of the horizontal drying layers 43 of the drying unit 4 and are in butt joint with the horizontal drying layers 43 of the drying unit, each horizontal material receiving layer 52 is provided with a plurality of horizontal material receiving layer longitudinal transmission rollers 53 with flush top surfaces, and each horizontal material receiving layer longitudinal transmission roller 53 is connected with a horizontal material receiving layer longitudinal transmission roller driving device 54;
the end of each horizontal material receiving layer 52 far away from the drying unit 4 is respectively connected with a downward inclined material receiving layer 55, an inclined material receiving layer longitudinal driving roller 56 is arranged on the inclined material receiving layer 55, and the inclined material receiving layers 55 are parallel to each other; the end of each oblique material receiving layer 55 far away from the drying unit 4 is connected with a discharging conveyer belt 57.
The distance between the left and right ends of the heat exchange box 49 is equal to the distance between the left and right ends of the drying box 41.
The heat exchanger 410 is made of metal, a plurality of hot smoke channels 413 are arranged in the heat exchanger 410, and the hot smoke channels 413 are connected with the hot smoke pipe 47. The arrows in FIG. 10 show the heat exchange paths.
The hot smoke tube 47 is provided with a hot smoke induced draft fan 411.
The front and rear ends of each horizontal drying layer 43 are not in contact with the front and rear ends of the drying box 41.
The drying unit 4 is provided with a plurality of cooling fans 412 near the discharging unit 5.
The vacuum device 27 includes two vacuum blowers 218 respectively disposed at the front and rear ends of the frame portion, and a connecting pipe 217 disposed in the longitudinal direction, the two vacuum blowers 218 are connected to the connecting pipe 217, and the connecting pipe 217 is connected to each of the hoses 210.
The heat exchange box 49 is connected to the front end of the drying box 41, and the air draft device is connected to the rear end of the drying box 41.
A plurality of through holes are vertically arranged on the vertical plate 26, and each through hole passes through a guide pipe 220; the lower end of each conduit 220 is connected to a suction tray 29 and the upper end of each conduit 220 is connected to a hose 210.
The drying comprises the following steps:
step 1: the feeding unit 1 conveys a stack of veneers 6 into the feeding unit 2;
the second linear expansion device 28 controls the sucker 29 to move to the top surface of the stack of wood veneers, and the sucker sucks one wood veneer;
step 2: the adsorption lifting adjusting assembly drives the sucker 29 to do arc ascending motion, so that the veneer is conveyed between the two longitudinal squeezing rollers 25 of the longitudinal squeezing roller pair of the guide plate frame 22 far away from the feeding unit, the two longitudinal squeezing rollers 25 rotate, and the veneer is conveyed into the two longitudinal squeezing rollers 25 of the guide plate frame 22 close to the end of the feeding unit 1;
and step 3: the first linear expansion device 20 controls the guide plate frame 22 to rotate along the end far away from the transition guide frame 3, so that the end, close to the transition guide frame 3, of the control guide plate frame 22 is butted with a frame plate 32 of the transition guide frame 3; the two longitudinal extrusion rollers 25 of the veneer conveyed to the end, close to the feeding unit 1, of the guide plate frame 22 rotate to convey the veneer into the frame plates 32 of the transition guide frame 3, the frame plate longitudinal driving rollers 33 of the frame plates 32 rotate to convey the veneer into the horizontal drying layers 43 of the drying units 4 which are level with the frame plates 32 for drying;
and 4, step 4: after drying, the veneers on each horizontal drying layer 43 enter the horizontal material receiving layer 52 of the discharging frame body 51 which is flush with the veneers, enter the inclined material receiving layer 55 connected with the horizontal material receiving layer 52 through the horizontal material receiving layer 52, and finally enter the discharging conveyer belt 57 from the inclined material receiving layer 55.
The beneficial effect of this embodiment is: the device can adsorb soft and light veneers and accurately send the veneers into each horizontal drying layer of the drying unit without clamping the soft and light veneers. The conveying of the veneer is quick and accurate, no clamp is needed, and the damage to the veneer is small. The utility model discloses a set up matched with feed unit, material loading unit, transition saddle, stoving unit, ejection of compact unit, realize autosegregation, automatic feeding, the automatic drying of veneer, the ejection of compact, but continuous assembly line formula operation, the operation is incessant, and drying efficiency is high. The requirement on the area of a field is low, the weather dependence is avoided, the drying speed of the product is effective, the labor cost is reduced, the production cost is reduced, and the production efficiency meets the production requirement.
Example 2. As shown in fig. 21, the present embodiment is different from embodiment 1 in that: the feeding unit 1 is not provided with a tray lifting device below the veneer conveyor belt 14 in the feeding unit frame body 11.
Claims (13)
1. The utility model provides an automatic change veneer drying device which characterized in that includes: the device comprises a feeding unit, a transition guide frame, a drying unit and a discharging unit;
the drying unit comprises a hot smoke system, a heat exchange system, a drying box and a plurality of heat extraction fans; the space between the left end and the right end of the drying box is larger than the space between the front end and the rear end of the drying box; in the left and right ends of the drying box, a veneer inlet connected with the transition guide frame is arranged at the end close to the transition guide frame, and a veneer outlet connected with the discharging unit is arranged at the end close to the discharging unit; a plurality of horizontal drying layers are arranged in the drying box, a plurality of horizontal drying layer longitudinal driving rollers with flush top surfaces are arranged on each horizontal drying layer, and each horizontal drying layer longitudinal driving roller is connected with a horizontal drying layer longitudinal driving roller driving motor; the hot smoke system comprises a combustion furnace, a hot smoke pipe and a smoke cylinder; the combustion furnace is connected with the chimney through a hot smoke pipe; the heat exchange system comprises a heat exchange box positioned at the top of the drying box, a heat exchanger is arranged in the heat exchange box, and the heat exchanger is connected with the hot smoke pipe; one end of the drying box is connected with the heat exchange box, and the other end of the drying box is connected with each heat extractor;
the transition guide frame comprises a transition guide frame body, frame plates with the same number as the feeding ends of the horizontal drying layers of the drying units are arranged on the transition guide frame body, the butt joint end of each frame plate with the veneer inlet corresponds to the feeding end of one horizontal drying layer, the veneer inlet ends of the frame plates, which are far away from the veneer, are close to each other, and the height of the veneer inlet end of each frame plate, which is far away from the veneer, is not lower than the height of the veneer inlet end of each frame plate, which is close to the veneer; each frame plate is provided with a frame plate longitudinal driving roller with the top surface on the same plane; the frame plate longitudinal driving roller is connected with a frame plate longitudinal driving roller driving motor arranged on the transition guide frame body;
the feeding unit comprises a feeding unit frame body, a guide plate frame arranged on the feeding unit frame body, an adsorption component and an adsorption lifting adjusting component; two ends of the guide plate frame are respectively provided with a longitudinal extrusion roller pair consisting of two longitudinal extrusion rollers, and the gap between the two longitudinal extrusion rollers is the thickness of one veneer; each longitudinal squeezing roller pair is provided with at least one longitudinal squeezing roller connected with a longitudinal squeezing roller driving motor;
the end, far away from the transition guide frame, of the guide plate frame is hinged with the feeding unit frame body, the end, close to the transition guide frame, of the guide plate frame is hinged with the feeding unit frame body through a first linear expansion device, and the end, close to the transition guide frame, of the guide plate frame is in butt joint with the end, far away from the drying unit, of each frame plate through expansion and contraction of the first linear expansion device;
the feeding unit is arranged below the adsorption component;
the discharging unit is connected with the veneer outlet of the drying unit.
2. An automated veneer drying device according to claim 1, wherein:
the adsorption assembly comprises a longitudinal plate, a vacuum device and a plurality of suckers which are arranged on the longitudinal plate through second linear expansion devices arranged in the vertical direction;
the adsorption lifting adjusting assembly comprises two swing frames, a swing frame driving device and a plurality of hoses, wherein the swing frames are symmetrically arranged in front and back; the vacuum device is arranged at the top end of the feeding unit frame body; each sucker is connected with a vacuum device through a hose; each rocking frame comprises two pull plates which are the same in length, perpendicular to the longitudinal plates and parallel to each other, and the bottom ends of the two pull plates are respectively hinged with a transverse plate; the front end and the rear end of the longitudinal plate are respectively connected with the transverse plate; the top ends of the two pulling plates are respectively hinged with the feeding unit frame body;
the swing frame driving device comprises a swing driving motor arranged on a longitudinal plate, a driving shaft is longitudinally arranged on the swing driving motor, the front end and the rear end of the driving shaft are symmetrically connected with rotating plates with the same length, the end, far away from the driving shaft, of each rotating plate is hinged with inclined plates with the same length and symmetrically arranged front and back, each inclined plate is hinged with a swing frame, and swing of the swing frame is realized through rotation of the driving shaft.
3. An automated veneer drying device according to claim 1, wherein: the feeding unit comprises a feeding unit frame body inner part and a feeding unit frame body outer part.
4. An automated veneer drying device according to claim 1, wherein: the inner part of the feeding unit, which is positioned on the feeding unit frame body, is arranged on the lifting device.
5. An automated veneer drying device according to claim 1, wherein: the feeding unit is provided with a veneer conveyer belt.
6. An automated veneer drying device according to claim 1, wherein: the discharging unit comprises a discharging frame body, the discharging frame body is provided with horizontal material receiving layers which are the same as the feeding ends of the horizontal drying layers of the drying unit in number and are in butt joint with the horizontal drying layers of the drying unit, each horizontal material receiving layer is provided with a plurality of horizontal material receiving layer longitudinal transmission rollers with the top surfaces being flush, and each horizontal material receiving layer longitudinal transmission roller is connected with a horizontal material receiving layer longitudinal transmission roller driving device;
the end, far away from the drying unit, of each horizontal material receiving layer is connected with a downward-inclined oblique material receiving layer, a longitudinal transmission roller of the oblique material receiving layer is arranged on the oblique material receiving layer, and the oblique material receiving layers are parallel to each other; the end of each oblique material receiving layer far away from the drying unit is connected with a discharging conveyer belt.
7. An automated veneer drying device according to claim 1, wherein: the space between the left end and the right end of the heat exchange box is equal to the space between the left end and the right end of the drying box.
8. An automated veneer drying device according to claim 1, wherein: the heat exchanger is made of metal, a plurality of hot smoke channels are arranged in the heat exchanger, and the hot smoke channels are connected with the hot smoke pipe.
9. An automated veneer drying device according to claim 1, wherein: the hot smoke pipe is provided with a hot smoke draught fan.
10. An automated veneer drying device according to claim 1, wherein: the front and rear ends of each horizontal drying layer are not in contact with the front and rear ends of the drying box.
11. An automated veneer drying device according to claim 1, wherein: and a plurality of cooling fans are arranged at the end of the drying unit close to the discharging unit.
12. An automated veneer drying device according to claim 1, wherein: the vacuum device comprises two vacuumizing fans respectively positioned at the front end and the rear end of the frame body part and a connecting pipe which is longitudinally arranged, wherein the two vacuumizing fans are connected with the connecting pipe, and the connecting pipe is connected with each hose.
13. An automated veneer drying device according to claim 1, wherein: a plurality of through holes are vertically arranged on the vertical plate, and each through hole passes through a conduit; the bottom end of each conduit is connected with a suction disc, and the top end of each conduit is connected with a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022107261.7U CN213454760U (en) | 2020-09-23 | 2020-09-23 | Automatic change veneer drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022107261.7U CN213454760U (en) | 2020-09-23 | 2020-09-23 | Automatic change veneer drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213454760U true CN213454760U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022107261.7U Active CN213454760U (en) | 2020-09-23 | 2020-09-23 | Automatic change veneer drying device |
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| Country | Link |
|---|---|
| CN (1) | CN213454760U (en) |
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2020
- 2020-09-23 CN CN202022107261.7U patent/CN213454760U/en active Active
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