CN112146379B - Polyurethane slice drying treatment method - Google Patents
Polyurethane slice drying treatment method Download PDFInfo
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- CN112146379B CN112146379B CN202011031038.7A CN202011031038A CN112146379B CN 112146379 B CN112146379 B CN 112146379B CN 202011031038 A CN202011031038 A CN 202011031038A CN 112146379 B CN112146379 B CN 112146379B
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- polyurethane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
- F26B9/066—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers the products to be dried being disposed on one or more containers, which may have at least partly gas-previous walls, e.g. trays or shelves in a stack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/18—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact
- F26B3/20—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact the heat source being a heated surface, e.g. a moving belt or conveyor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention provides a polyurethane slice drying treatment method, which adopts a polyurethane slice drying treatment device, wherein the polyurethane slice drying treatment device comprises a drying box, an adjusting unit and a drying unit, fan-shaped sliding grooves are symmetrically formed in the left and right of the drying box, the adjusting unit is arranged in the fan-shaped sliding grooves in a sliding manner, and the drying unit is arranged in the adjusting unit; the invention can solve the problem that most of the existing polyurethane slice drying devices are stirring type drying devices, and adopt indirect heating by heat conduction to carry out stirring type drying treatment on the polyurethane slices, so that more working hours are needed when the polyurethane slices are dried; because need often maintain and change the stirring tooth, and this type of drying device structure is complicated to increase work load, reduce work efficiency "scheduling problem when dry.
Description
Technical Field
The invention relates to the technical field of polyurethane material processing, in particular to a drying treatment method for a polyurethane slice.
Background
Polyurethane chip generally refers to a sheet-like particle generally processed from polyurethane raw materials obtained by polymerization production; the soft polyurethane mainly has a thermoplastic linear structure and has good heat insulation, sound insulation, shock resistance and gas resistance, so that the soft polyurethane is used as a packaging, sound insulation and filtering material; the hard polyurethane plastic has the advantages of light weight, excellent sound insulation and heat insulation performance, chemical resistance, good electrical property, easy processing and low water absorption rate; the polyurethane elastomer has the performance between that of plastic and rubber, and is oil-resistant, wear-resistant, low-temperature-resistant, aging-resistant, high in hardness and elastic; in addition, the polyurethane can also be used for preparing adhesives, coatings and synthetic leather; in order to facilitate the better manufacturing and processing of the polyurethane slices, the polyurethane slices need to be dried to remove residual moisture therein and ensure uniform fiber quality.
However, the following problems exist when the polyurethane slices are dried at present: most of the existing polyurethane slice drying devices are stirring type drying devices, and the polyurethane slices are subjected to stirring type drying treatment by adopting indirect heating through heat conduction, so that the working hours required for drying the polyurethane slices are more; because need often maintain and change the stirring tooth, and this type of drying device structure is complicated to increase work load, reduce the work efficiency when dry.
Disclosure of Invention
In order to solve the above problems, the present invention provides a polyurethane slice drying method, which uses a polyurethane slice drying device, wherein the polyurethane slice drying device comprises a drying box, an adjusting unit and a drying unit, the drying box is symmetrically provided with fan-shaped chutes, the adjusting unit is slidably disposed in the fan-shaped chutes, and the drying unit is disposed inside the adjusting unit, wherein:
the feed inlet has been seted up at drying cabinet upper end middle part, and the discharge gate has been seted up at drying cabinet lower extreme middle part, and has seted up fan-shaped spout along drying cabinet outer wall bilateral symmetry, and the linkage hole has been seted up to fan-shaped spout inboard, and from the top down and bilateral symmetry have evenly seted up spacing hole on the outer wall of drying cabinet front and back end, and the linkage groove has been seted up to drying cabinet downside bilateral symmetry.
The regulating unit includes regulating plate, actuating lever, circular supporting shoe, transmission shaft, rotation regulation pole, transmission bevel gear, execution axle and execution bevel gear, wherein: the regulating plate slides and sets up in fan-shaped spout, arc hole has evenly been seted up along regulating plate from the top down, circular supporting shoe slides and sets up in regulating plate inboard arc hole department, and circular supporting shoe slides and sets up in the linkage hole, the supported hole has from left to right been seted up along inside the circular supporting shoe, executive rod one end sliding connection is in the arc hole, the other end rotates to be connected in the supported hole, the transmission shaft longitudinal rotation sets up in the linkage groove, the transmission shaft rear end is connected with the rotation regulation pole, the transmission shaft other end is equipped with transmission bevel gear through flange structure cover, the setting of executing shaft horizontal rotation is in the linkage groove, the executing shaft left end is equipped with the execution bevel gear who meshes mutually with transmission bevel gear through flange structure cover, the executing shaft right-hand member passes through flange structural connection on regulating plate lower extreme inside wall.
The drying unit includes backup pad, baffle, supporting spring, support cylinder, stopper, heating pipe, high temperature air pump and jet-propelled pipe, wherein: the backup pad articulates at the executive lever left end, the inside horizontal spout of having seted up of backup pad, set up the connecting hole with spacing hole matched with along the backup pad front and back end horizontal spout outside, the baffle slides and sets up in horizontal spout, the inside heating groove of having seted up of baffle, and be provided with the stopper on the baffle lateral wall, supporting spring one end sets up on horizontal spout inside wall, the other end sets up on the stopper lateral wall, the support cylinder articulates on circular supporting shoe middle part lower extreme inside wall, the support cylinder telescopic link end articulates on backup pad lower extreme middle part right side outer wall, the heating pipe sets up at the heating inslot, the high temperature air pump sets up on circular supporting shoe middle part top inside wall, and the high temperature air pump output is connected with jet-propelled pipe.
The drying treatment of the polyurethane slices by using the polyurethane slice drying treatment device comprises the following steps:
s1, starting device: starting the device, and putting the polyurethane slices to be processed into the device through the feed inlet;
s2, adjusting the distance: adjusting the distance between the executing rods in a manual operation mode;
s3, intelligent discharging: sequentially placing the polyurethane slices in the S1 on a baffle plate from bottom to top through a drying unit, and carrying out high-temperature blow-drying treatment and drying treatment on the placed polyurethane slices;
s4, discharging: and (4) sequentially discharging the dried polyurethane slices in the S3 from bottom to top through a discharge port by a drying unit.
As a preferred technical scheme of the invention, the limiting block comprises a limiting bidirectional cylinder and an execution feeler lever, wherein: the fixed slot has been seted up to stopper inside, and spacing two-way cylinder sets up in the fixed slot, and spacing two-way cylinder telescopic link end-to-end connection has the execution feeler lever, and the slip of execution feeler lever middle part sets up in the connecting hole, and the terminal sliding connection of execution feeler lever is in spacing downthehole.
As a preferable technical scheme of the invention, a first protective net for placing scattered polyurethane slices is arranged on the outer wall of the upper end of the inner side of the supporting plate, and a second protective net is arranged on the outer wall of the upper end of the outer side of the front end and the rear end of the baffle.
As a preferable technical scheme of the invention, the arc-shaped holes are structural holes with gradually increasing space from left to right, and the space between the supporting plates can be adjusted through the execution rods.
As a preferable technical scheme of the invention, the lower end of the drying box is of a structure with the height gradually reduced from outside to inside for facilitating discharging.
As a preferable technical solution of the present invention, the rotation adjusting lever is a Z-shaped lever for facilitating rotation.
As a preferable technical scheme of the invention, the heating pipe is an S-shaped structure pipe for enhancing the heating effect.
The invention has the beneficial effects that:
the invention greatly improves the drying treatment of the polyurethane slices, and can solve the problem that most of the existing polyurethane slice drying devices are stirring type drying devices, and adopt indirect heating by heat conduction to carry out stirring type drying treatment on the polyurethane slices, so that more working hours are needed when the polyurethane slices are dried; because need often maintain and change the stirring tooth, and this type of drying device structure is complicated, consequently increases work load, work efficiency when reducing the drying scheduling problem.
Secondly, the polyurethane slices can be placed in the device in a grading manner, and the distance between baffles in the device can be adjusted according to requirements, so that the drying effect is enhanced; the invention can carry out multi-stage drying treatment on the polyurethane slices, thereby improving the working efficiency.
The adjusting unit is arranged, and the distance between the baffles can be adjusted according to the specification of the polyurethane slices, so that the drying effect is enhanced, and the working efficiency during drying is improved.
And fourthly, the drying unit is arranged, and the polyurethane slices in the device are subjected to multi-stage drying treatment by adopting a high-temperature gas spraying and heating drying mode, so that the workload is reduced.
The supporting plate and the baffle plate arranged in the device can be matched with a first protective net and a second protective net to play a role in protecting the polyurethane slices in the device so as to prevent the polyurethane slices from scattering; and the device has simple structure, and is convenient for maintenance and replacement of parts.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention.
Fig. 2 is a front sectional view of the present invention.
Fig. 3 is a partial cross-sectional view of the present invention.
Fig. 4 is a sectional view taken along line a-a of fig. 2 of the present invention.
Fig. 5 is a sectional view taken along line B-B of fig. 2 of the present invention.
FIG. 6 is a cross-sectional view taken along line C-C of FIG. 2 of the present invention.
Fig. 7 is a perspective view of the adjustment plate, support plate and baffle of the present invention.
Fig. 8 is a cross-sectional view taken along line D-D of fig. 2 of the present invention.
Fig. 9 is a partial cross-sectional view at E of fig. 3 of the present invention.
Fig. 10 is a partial cross-sectional view at F of fig. 8 of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific drawings. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1 to 10, the present invention provides a polyurethane slice drying method, which employs a polyurethane slice drying device, wherein the polyurethane slice drying device includes a drying box 1, an adjusting unit 2 and a drying unit 3, the drying box 1 is symmetrically provided with fan-shaped chutes 13, the adjusting unit 2 is slidably disposed in the fan-shaped chutes 13, and the drying unit 3 is disposed inside the adjusting unit 2, wherein:
The adjusting unit 2 comprises an adjusting plate 21, an actuating rod 22, a circular supporting block 23, a transmission shaft 24, a rotation adjusting rod 25, a transmission bevel gear 26, an actuating shaft 27 and an actuating bevel gear 28, wherein: the adjusting plate 21 is slidably arranged in the fan-shaped sliding chute 13, arc-shaped holes 211 are uniformly formed along the adjusting plate 21 from top to bottom, and the arc-shaped holes 211 are structural holes with gradually increasing intervals from left to right; the circular supporting block 23 is slidably arranged at an arc-shaped hole 211 on the inner side of the adjusting plate 21, the circular supporting block 23 is slidably arranged in the linkage hole 14, a supporting hole 231 is formed in the circular supporting block 23 from left to right, one end of the actuating rod 22 is slidably connected into the arc-shaped hole 211, the other end of the actuating rod is rotatably connected into the supporting hole 231, the transmission shaft 24 is longitudinally and rotatably arranged in the linkage groove 16, the rear end of the transmission shaft 24 is connected with a rotation adjusting rod 25, and the rotation adjusting rod 25 is a Z-shaped rod convenient to rotate; the other end of the transmission shaft 24 is sleeved with a transmission bevel gear 26 through a flange structure, an execution shaft 27 is transversely and rotatably arranged in the linkage groove 16, the left end of the execution shaft 27 is sleeved with an execution bevel gear 28 meshed with the transmission bevel gear 26 through the flange structure, and the right end of the execution shaft 27 is connected to the inner side wall of the lower end of the adjusting plate 21 through the flange structure.
During specific work, the rotating adjusting rod 25 is manually shaken, the rotating adjusting rod 25 drives the transmission bevel gear 26 to rotate through the transmission shaft 24, the transmission bevel gear 26 drives the execution shaft 27 to rotate through the execution bevel gear 28, the execution shaft 27 drives the adjusting plate 21 to circumferentially move by taking the execution shaft 27 as a circle center through the flange structure, and therefore the adjusting plate 21 adjusts the distance between the execution rods 22 through the arc-shaped holes 211.
The drying unit 3 comprises a supporting plate 31, a baffle 32, a supporting spring 33, a supporting cylinder 34, a limiting block 35, a heating pipe 36, a high-temperature air pump 37 and an air injection pipe 38, wherein: the supporting plate 31 is hinged to the left end of the actuating rod 22, a transverse sliding groove 311 is formed in the supporting plate 31, connecting holes 312 matched with the limiting holes 15 are formed in the outer sides of the transverse sliding grooves 311 at the front end and the rear end of the supporting plate 31, the baffle 32 is arranged in the transverse sliding groove 311 in a sliding mode, a heating groove 321 is formed in the baffle 32, a first protective net 313 used for containing polyurethane slices to scatter is arranged on the outer wall of the upper end of the inner side of the supporting plate 31, and a second protective net 322 is arranged on the outer wall of the upper end of the outer side at the front end and the rear end of the baffle 32; and be provided with stopper 35 on the baffle 32 lateral wall, stopper 35 includes spacing two-way cylinder 351 and carries out feeler lever 352, wherein: a fixing groove 353 is formed in the limiting block 35, the limiting bidirectional cylinder 351 is arranged in the fixing groove 353, the tail end of the telescopic rod of the limiting bidirectional cylinder 351 is connected with an execution feeler lever 352, the middle part of the execution feeler lever 352 is arranged in the connecting hole 312 in a sliding mode, and the tail end of the execution feeler lever 352 is connected in the limiting hole 15 in a sliding mode; one end of a supporting spring 33 is arranged on the inner side wall of the transverse sliding groove 311, the other end of the supporting spring is arranged on the outer side wall of the limiting block 35, a supporting cylinder 34 is hinged on the inner side wall of the lower end of the middle part of the circular supporting block 23, the tail end of a telescopic rod of the supporting cylinder 34 is hinged on the outer wall of the right side of the middle part of the lower end of the supporting plate 31, a heating pipe 36 is arranged in the heating groove 321, and the heating pipe 36 is an S-shaped structural pipe for enhancing the heating effect; the high-temperature air pump 37 is arranged on the inner side wall above the middle part of the circular supporting block 23, and the output end of the high-temperature air pump 37 is connected with an air injection pipe 38.
During specific work, the limiting bidirectional cylinder 351 is opened, the limiting bidirectional cylinder 351 pushes the execution feeler lever 352 outwards into the limiting hole 15, the supporting cylinder 34 is opened, the supporting cylinder 34 continuously jacks up the supporting plate 31 inwards, and meanwhile, the supporting spring 33 cooperates with the supporting plate 31 to support the baffle 32 inwards, so that the baffle 32 on the left side and the baffle 32 on the right side are abutted against each other; therefore, the polyurethane slices are continuously supported, the high-temperature air pump 37 is started, the high-temperature air pump 37 sprays high-temperature air to the polyurethane slices at the upper end of the baffle 32 through the air spraying pipe 38, and meanwhile, the heating pipe 36 dries the polyurethane slices to accelerate the drying speed, so that the polyurethane slices are continuously dried; after the polyurethane slices are dried, the supporting cylinder 34 swings the supporting plate 31 downwards to be retracted, and the execution feeler lever 352 limits the up-and-down movement of the baffle 32 under the action of the limiting hole 15, so that the baffle is retracted into the transverse sliding groove 311, and the polyurethane slices can be discharged conveniently.
The drying treatment of the polyurethane slices by using the polyurethane slice drying treatment device comprises the following steps:
s1, starting device: the apparatus is started and the polyurethane chips to be treated are fed into the apparatus through the feed port 11.
S2, adjusting the distance: through the manual rocking rotation regulation pole 25, rotation regulation pole 25 passes through transmission shaft 24 and drives transmission bevel gear 26 and rotate, and transmission bevel gear 26 drives executive shaft 27 through carrying out bevel gear 28 and rotates, and executive shaft 27 drives regulating plate 21 through the flange structure and uses executive shaft 27 as the centre of a circle to carry out circumferential motion to adjust regulating plate 21 through the interval between the arc hole 211 adjustment executive rod 22 according to the operation requirement, executive rod 22 drives backup pad 31 and baffle 32 and carries out the synchronization adjustment.
S3, intelligently discharging: when the polyurethane slices in the S1 are put into the device through the feed inlet 11, the limiting bidirectional cylinder 351 and the supporting cylinder 34 are opened from bottom to top in sequence, the limiting bidirectional cylinder 351 pushes the execution feeler lever 352 outwards into the limiting hole 15, the supporting cylinder 34 continuously jacks the supporting plate 31 inwards, and the supporting spring 33 cooperates with the supporting plate 31 to support the baffle 32 inwards, so that the baffle 32 on the left side and the baffle 32 on the right side are abutted against each other; so that the polyurethane slices preferentially fall on the baffle 32 at the lower end, the high-temperature air pump 37 is opened, the high-temperature air pump 37 sprays high-temperature gas to the polyurethane slices at the upper end of the baffle 32 through the air spraying pipe 38, and meanwhile, the heating pipe 36 dries the polyurethane slices to accelerate the drying speed; at this time, the upper baffle 32 is gradually supported inward, so that the multilayer polyurethane slices can be simultaneously dried, and the drying efficiency is improved.
S4, discharging: after the polyurethane slices in S3 are dried, the supporting cylinder 34 gradually swings the supporting plate 31 downward and retracts from bottom to top, and at this time, the actuating feeler lever 352 limits the upward and downward movement of the baffle 32 under the action of the limiting hole 15, so that the baffle is retracted into the transverse sliding groove 311, and the polyurethane slices are discharged to the outside of the device through the discharge hole 12.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A polyurethane section drying treatment method adopts the following polyurethane section drying treatment device, the polyurethane section drying treatment device comprises a drying box (1), an adjusting unit (2) and a drying unit (3), and the polyurethane section drying treatment method is characterized in that: fan-shaped spout (13) have been seted up to drying cabinet (1) bilateral symmetry, and adjusting unit (2) slide to set up in fan-shaped spout (13), and drying unit (3) set up inside adjusting unit (2), wherein:
a feeding hole (11) is formed in the middle of the upper end of the drying box (1), a discharging hole (12) is formed in the middle of the lower end of the drying box (1), fan-shaped sliding grooves (13) are symmetrically formed in the left and right directions of the outer wall of the drying box (1), linkage holes (14) are formed in the inner sides of the fan-shaped sliding grooves (13), limiting holes (15) are uniformly formed in the left and right directions of the outer walls of the front end and the rear end of the drying box (1) from top to bottom, and linkage grooves (16) are symmetrically formed in the left and right directions of the lower side of the drying box (1);
the adjusting unit (2) comprises an adjusting plate (21), an actuating rod (22), a circular supporting block (23), a transmission shaft (24), a rotation adjusting rod (25), a transmission bevel gear (26), an actuating shaft (27) and an actuating bevel gear (28), wherein: the adjusting plate (21) is arranged in the fan-shaped sliding groove (13) in a sliding manner, arc-shaped holes (211) are uniformly formed in the adjusting plate (21) from top to bottom, circular supporting blocks (23) are arranged in the arc-shaped holes (211) in the adjusting plate (21) in a sliding manner, the circular supporting blocks (23) are arranged in the linkage holes (14) in a sliding manner, supporting holes (231) are formed in the circular supporting blocks (23) from left to right, one end of an executing rod (22) is connected in the arc-shaped holes (211) in a sliding manner, the other end of the executing rod (22) is connected in the supporting holes (231) in a rotating manner, a transmission shaft (24) is longitudinally and rotatably arranged in the linkage grooves (16), the rear end of the transmission shaft (24) is connected with a rotating adjusting rod (25), a transmission bevel gear (26) is sleeved at the other end of the transmission shaft (24) through a flange structure, the executing shaft (27) is transversely and rotatably arranged in the linkage grooves (16), an executing bevel gear (28) meshed with the executing shaft (27) is sleeved at the left end through the flange structure, the right end of the execution shaft (27) is connected to the inner side wall of the lower end of the adjusting plate (21) through a flange structure; the arc-shaped holes (211) are structural holes with gradually increasing intervals from left to right;
the drying unit (3) comprises a supporting plate (31), a baffle (32), a supporting spring (33), a supporting cylinder (34), a limiting block (35), a heating pipe (36), a high-temperature air pump (37) and an air injection pipe (38), wherein: the supporting plate (31) is hinged at the left end of the actuating rod (22), a transverse sliding groove (311) is formed in the supporting plate (31), connecting holes (312) matched with the limiting holes (15) are formed in the outer sides of the transverse sliding grooves (311) at the front end and the rear end of the supporting plate (31), the baffle (32) is arranged in the transverse sliding groove (311) in a sliding mode, a heating groove (321) is formed in the baffle (32), a limiting block (35) is arranged on the outer side wall of the baffle (32), one end of a supporting spring (33) is arranged on the inner side wall of the transverse sliding groove (311), the other end of the supporting spring is arranged on the outer side wall of the limiting block (35), a supporting cylinder (34) is hinged on the inner side wall of the lower end of the middle of the circular supporting block (23), the tail end of a telescopic rod of the supporting cylinder (34) is hinged on the outer wall of the right side of the middle of the lower end of the supporting plate (31), a heating pipe (36) is arranged in the heating groove (321), a high-temperature air pump (37) is arranged on the inner side wall above the middle of the circular supporting block (23), the output end of the high-temperature air pump (37) is connected with an air injection pipe (38);
the limiting block (35) comprises a limiting bidirectional cylinder (351) and an execution contact rod (352), wherein: a fixing groove (353) is formed in the limiting block (35), a limiting bidirectional cylinder (351) is arranged in the fixing groove (353), the tail end of a telescopic rod of the limiting bidirectional cylinder (351) is connected with an execution feeler lever (352), the middle of the execution feeler lever (352) is arranged in the connecting hole (312) in a sliding mode, and the tail end of the execution feeler lever (352) is connected in the limiting hole (15) in a sliding mode; after the polyurethane slices are dried, the supporting cylinder (34) swings the supporting plate (31) downwards to retract, and at the moment, the execution feeler lever (352) limits the vertical movement of the baffle (32) under the action of the limiting hole (15), so that the baffle is retracted into the transverse sliding groove (311);
the drying treatment of the polyurethane slices by using the polyurethane slice drying treatment device comprises the following steps:
s1, starting device: starting the device, and putting the polyurethane slices to be processed into the device through a feeding hole (11);
s2, adjusting the distance: the distance between the execution rods (22) is adjusted in a manual operation mode;
s3, intelligent discharging: sequentially placing the polyurethane slices in S1 on a baffle (32) from bottom to top through a drying unit (3), and carrying out high-temperature drying treatment and drying treatment on the placed polyurethane slices;
s4, discharging: and (3) sequentially discharging the dried polyurethane slices in the S3 from bottom to top through a discharge port (12) by a drying unit (3).
2. The drying treatment method for the polyurethane chip as claimed in claim 1, wherein: a first protective net (313) used for placing scattered polyurethane slices is arranged on the outer wall of the upper end of the inner side of the supporting plate (31), and a second protective net (322) is arranged on the outer wall of the upper end of the outer side of the front end and the rear end of the baffle (32).
3. The drying treatment method for the polyurethane chip as claimed in claim 1, wherein: the lower end of the drying box (1) is of a structure with the height gradually reduced from outside to inside for facilitating discharging.
4. The drying treatment method for the polyurethane chip as claimed in claim 1, wherein: the rotary adjusting rod (25) is a Z-shaped rod convenient to rotate.
5. The drying treatment method for the polyurethane chip as claimed in claim 1, wherein: the heating pipe (36) is an S-shaped structure pipe for enhancing the heating effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011031038.7A CN112146379B (en) | 2020-09-27 | 2020-09-27 | Polyurethane slice drying treatment method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011031038.7A CN112146379B (en) | 2020-09-27 | 2020-09-27 | Polyurethane slice drying treatment method |
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| CN112146379A CN112146379A (en) | 2020-12-29 |
| CN112146379B true CN112146379B (en) | 2022-09-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2012078057A1 (en) * | 2010-12-07 | 2012-06-14 | Lsa Społka Z Ograniczoną Odpowiedzialnością | A counter-current shaft, drawer-type dryer with moving drawers for drying agglomerates of a small mechanical strength |
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