CN114603657A - Plywood sheet hot-pressing equipment - Google Patents
Plywood sheet hot-pressing equipment Download PDFInfo
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- CN114603657A CN114603657A CN202210307299.XA CN202210307299A CN114603657A CN 114603657 A CN114603657 A CN 114603657A CN 202210307299 A CN202210307299 A CN 202210307299A CN 114603657 A CN114603657 A CN 114603657A
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- Prior art keywords
- hot pressing
- cutter
- hot
- support frame
- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
- B27D1/083—Presses specially designed for making the manufacture of shaped plywood articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
- B27C5/00—Machines designed for producing special profiles or shaped work, e.g. by rotary cutters; Equipment therefor
- B27C5/006—Machines designed for producing special profiles or shaped work, e.g. by rotary cutters; Equipment therefor with non-rotating tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D3/00—Veneer presses; Press plates; Plywood presses
- B27D3/02—Veneer presses; Press plates; Plywood presses with a plurality of press plates, i.e. multi- platen hot presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
- B27D5/006—Trimming, chamfering or bevelling edgings, e.g. lists
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G1/00—Machines or devices for removing knots or other irregularities or for filling-up holes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G3/00—Arrangements for removing bark-zones, chips, waste, or dust, specially designed for use in connection with wood-working machine or in wood-working plants
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Veneer Processing And Manufacture Of Plywood (AREA)
Abstract
The invention belongs to the technical field of hot-pressing equipment, and particularly relates to hot-pressing equipment for plywood plates, which comprises a support frame, a hydraulic press and a heating circulating unit, wherein the support frame is provided with a support frame; a heating circulation unit is installed on one side of the support frame, a hydraulic machine is fixedly connected to the bottom in the support frame, and a top plate is fixedly connected to the top of the support frame; the output end of the hydraulic machine is fixedly connected with an extrusion rod, and the outer surface of the extrusion rod is uniformly and fixedly connected with a first pipe; through setting up the cutter, when the blade part of veneer contact cutter, the blade part of cutter is at first fixed the veneer edge, the hydraulic press continues to drive the extrusion stem motion, extrusion stem and a pole drive hot pressing board motion, the cutter receives the veneer extrusion to an inslot motion, it is limited to make the cutter motion to contact an inslot wall, the cutter is with single flange reason burr and the excision of irregular part, the impurity after the excision drops on the hot pressing board surface, thereby drop in the collecting vat at hot pressing board edge, increase hot pressing plywood effect.
Description
Technical Field
The invention belongs to the technical field of hot-pressing equipment, and particularly relates to hot-pressing equipment for plywood plates.
Background
The hot pressing equipment is one of the main equipments in the production flow of plywood, and is used for hot pressing and gluing the glued and combined plate blank. When the plywood plates are produced in large batch, the veneers are aligned when the veneers are stacked by workers at every time, and the phenomenon of lamination or gap of the hot-pressed veneers is avoided.
The technical scheme includes that a patent also appears in the prior art, and relates to a hot-pressing device for plywood plates, and if a Chinese patent with the application number of CN2018218510055 discloses a hot-pressing machine for plywood, the hot-pressing machine comprises a rack, a supporting rod fixedly mounted on the rack, a supporting plate positioned on the supporting rod, a hot-pressing mechanism positioned above the supporting plate and a fixing device sliding on the supporting plate, wherein the fixing device comprises a fixed plate and a placing groove arranged on the top surface of the fixed plate, first moving holes penetrating through the fixed plate are formed in the placing groove close to two sides of the rack, a first moving rod is arranged in each first moving hole, and second moving holes are formed in the placing groove perpendicular to two sides of each first moving hole; but this technical scheme exists not enoughly, this patent through removing first carriage release lever and second carriage release lever will hug closely with two other sides, fix two plywoods simultaneously, need not proofread and correct through artifical naked eye and just can carry out the coincidence with two plywoods, improve the accuracy of pressfitting, thereby improve plywood hot pressing effect, but this patent is when big hot pressing plywood, when the veneer piles up on the hot pressboard, the veneer edge part after the pile is out of order or has the burr, after the veneer hot pressing plywood that piles up, stromatolite or crack appear in the edge part of plywood, cause the quality reduction after the plywood hot pressing, thereby reduce the hot pressing effect of plywood, and then reduce hot pressing equipment's work efficiency.
In view of this, the present invention provides a hot pressing apparatus for plywood sheets, which solves the above problems.
Disclosure of Invention
The invention provides hot-pressing equipment for plywood plates, which aims to make up the defects of the prior art and solve the problems that when veneers are stacked on a hot-pressing plate, the size of each veneer plate has partial error, the edge part of the stacked veneers is irregular or has burrs, and after the stacked veneers are hot-pressed into a plywood, the edge part of the plywood is laminated or separated, so that the quality of the plywood after hot pressing is reduced, and the hot-pressing effect of the plywood is reduced.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a plywood sheet hot-pressing device which comprises a support frame, a hydraulic press and a heating circulation unit, wherein the support frame is provided with a support frame; a heating circulation unit is installed on one side of the support frame, a hydraulic press is fixedly connected to the bottom in the support frame, and a top plate is fixedly connected to the top of the support frame; the output end of the hydraulic press is fixedly connected with an extrusion rod, a first pipe is uniformly and fixedly connected to the outer surface of the extrusion rod, a first rod is connected in the first pipe in a sliding mode, one end, away from the hydraulic press, of the first rod is located outside the first pipe, a lantern ring is sleeved on one end, close to the first rod, of the first pipe, the lantern ring is rotatably connected with the first pipe, and the surface of the first rod is in threaded connection with the inner wall of the lantern ring; the inner wall of the support frame is uniformly provided with a chute, a group of hot pressing plates are uniformly sleeved in the support frame, the hot pressing plates are connected with the support frame in a sliding manner, and the hot pressing plates positioned in the middle part in the support frame are sleeved in the chute; one end of the hot pressing plate close to the hydraulic press is in ball joint with the top of the extrusion rod, and one end of the hot pressing plate close to the hydraulic press is fixedly connected with the first rod; a position, far away from the center, of the top of each hot pressing plate is fixedly connected with a limiting rod uniformly, and each limiting rod is of a telescopic rod structure; a group of T-shaped first grooves are uniformly formed in the top plate and the bottom of the hot pressing plate located in the middle of the supporting frame, the first grooves are far away from the center of the hot pressing plate, T-shaped cutters are sleeved in the first grooves, the cutting edges of the cutters are located outside the first grooves, the cutters are connected with the first grooves in a sliding mode, and the cutters are connected with the first grooves through reset springs; the blade section of the cutter consists of an oblique line a and a straight line b, the blade is arranged at the joint of the oblique line a and the straight line b in an inclined manner; a second groove is formed in one side, close to the hot pressing plate, of each cutter, and heat insulation cotton is filled in each second groove; heat conduction pipes are arranged in the hot pressing plates and close to the middle positions, and the heat conduction pipes are communicated with the heating circulation unit through oil pipes; collecting grooves are formed in the edges of the top of the hot pressing plate.
When the veneer hot-pressing device is used, when the veneer is subjected to hot-pressing treatment in the process of mass production of the veneer, veneers impregnated with glue are stacked at the top of each hot-pressing plate according to the hot-pressing quantity, and by arranging the limiting plates, workers place the veneers within the range formed by the limiting plates, so that the veneers are quickly and tidily aligned, the efficiency of the workers for stacking the veneers is increased, the processing efficiency of the veneer hot-pressing glued board is increased, the labor capacity of workers is reduced, and the phenomenon that the veneers are not limited by the workers during board loading, so that the veneer is displaced or the edges of the veneers are irregular, and the plywood is laminated or separated from seams is avoided; after the veneers are stacked, a heating circulation unit is started, the heating circulation unit conveys heat conduction oil through an oil pipe like a heat conduction pipe, the heat conduction oil heats the hot pressing plate, and the hydraulic machine is started, the hydraulic machine is a conventional hydraulic machine in the field, the output end of the hydraulic machine drives an extrusion rod to move, the extrusion rod drives a first pipe to move, the first pipe drives a first rod to move, through the matching among the first pipe, a lantern ring and the first rod, after long-time hot pressing treatment, a worker measures the levelness of the hot pressing plate, when the hot pressing plate inclines, the lantern ring is rotated, the first rod moves under the influence of threads in the lantern ring, so that the levelness of the hot pressing plate is adjusted, the convenience degree of the worker for adjusting the hot pressing plate is increased, the hot pressing effect of the plywood is increased, the hot pressing plate is prevented from inclining after long-time working, and the adjustment steps of the worker are complicated and inaccurate, resulting in different thicknesses of plywood; the first pipe is driven by the extrusion rod to move, the first pipe drives the first rod to move, and the extrusion rod and the first rod simultaneously drive the hot pressing plate to move, so that the hot pressing plate is uniformly stressed when the hot pressing plate carries out hot pressing on the veneer, and the hot pressing effect of the veneer is improved; the hot pressing plate drives the single plate to move, when the single plate close to the bottom of the support frame contacts the bottom of the hot pressing plate at the middle position of the support frame, the cutter extrudes the limiting rod, the limiting rod is stressed to shrink, the single plate close to the bottom of the support frame is extruded by the hot pressing plate at the middle position of the support frame and drives the single plate to move towards the top plate until the single plate on the hot pressing plate at the middle position of the support frame contacts the top plate, and therefore the single plate is hot pressed into a veneer; when a veneer contacts with the knife edge part of the cutter, the knife edge part of the cutter firstly fixes the edge of the veneer, the hydraulic press continuously drives the extrusion rod to move, the extrusion rod and the first rod drive the hot pressing plate to move, the cutter is extruded by the veneer to move towards the first groove until the cutter contacts with the inner wall of the first groove to limit the movement of the cutter, burrs and irregular parts at the edge of the veneer are cut off by the cutter, the cut impurities fall on the surface of the hot pressing plate and then fall into a collecting groove at the edge of the hot pressing plate, the hot pressing effect of the veneer is increased, and the veneer is prevented from being laminated or separated from seams due to burrs or irregular edges in the hot pressing process; after the cutter trims the edges of the veneers, impurities after the veneers are trimmed are far away from the veneers along the oblique line a part of the cutter, so that burrs are removed, the heat insulation cotton in the cutter keeps warm for the veneers after the cutter is in contact with the surface of the next layer of hot-pressing plate, the hot-pressing effect of the plywood is increased, the open space around the veneers is prevented, incomplete adhesion occurs in the edge area when the veneers are hot-pressed into the plywood, and the plywood is glued.
Preferably, a square first hole is formed in each of two ends, corresponding to the first groove, of the hot pressing plate, the first hole is communicated with the first groove, and the inner wall, far away from the hydraulic press, of the first hole and the inner wall, far away from the hydraulic press, of the first groove are located on the same plane.
During the use, through setting up a hole, when the staff need produce and compare the plywood of processing the thickness last time, when the hot pressing was handled last time, the roof was kept away from to the plywood of hydraulic press drive hot briquetting, the cutter does not receive reset spring drive its and reset after the extrusion, make the cutter keep away from the one end of cutting edge and a inslot wall formation space, before not placing the plywood, the staff inserts the steel sheet to a inslot through a hole, make the steel sheet be located a groove and keep away from the space part between cutting edge one end near roof inner wall and cutter, thereby reduce cutter at an inslot motion distance, increase the suitability of hot pressing equipment production different thickness plywood, thereby reduce the loaded down with trivial details degree of staff at the different thickness plywood of production mass production, and then increase plywood production efficiency.
Preferably, the cutting edge of the cutter is serrated.
During the use, the cutting edge through setting up the cutter is the cockscomb structure, when the cutting edge contact veneer of cutter, tip part in the cutter cutting edge is at first contact burr and the unevenness part at veneer edge, pierce through veneer unevenness part, make the cutting edge of cutter cut the unevenness part at veneer edge, reduce the cutting edge of cutter and the area of contact of veneer edge part for the first time, thereby increase the cutting edge of cutter and exert pressure the effort at veneer edge unevenness part, increase the cutter and tailor the level effect of burr and the unevenness part at veneer edge, and then increase plywood hot pressing effect, avoid the veneer because burr or edge are irregular in the hot pressing process, lead to the plywood to appear stromatolite or crack.
Preferably, T-shaped third grooves are formed in the positions, located on the limiting rods, of the tops of the hot pressing plates, the limiting rods are sleeved in the third grooves, the limiting rods are connected with the third grooves in a sliding mode, and the limiting rods are connected with the inner walls of the third grooves through reset springs; the part of the top of the limiting rod, which is close to the cutter, is an inclined plane, and the surface of the limiting rod is subjected to smooth treatment.
When the cutting tool is used, the third groove is arranged, when the cutting tool contacts the limiting rod, the limiting rod is extruded by the cutting tool to shrink towards the third groove until the limiting rod stops shrinking, the cutting tool continues to extrude the limiting rod, the inclined plane part at the top of the limiting rod contacts the oblique line a part in the cutting tool, the limiting rod moves to one end, away from the limiting rod, of the third groove along the inclined plane a part of the cutting tool under the guiding action of the integral inclination of the cutting tool, the oblique line a part in the top of the limiting rod scrapes off glue and impurities adhered to the cutting tool when the cutting tool trims the edge part of the veneer, the impurities fall off the edge of the hot pressing plate after being scraped, so that the impurities fall into the collecting groove, the cleaning degree of the cutting tool is increased, and the cleaning degree of the veneer after hot pressing is increased; after the veneer is hot-pressed into the plywood, the hot pressboard moves far away from the direction of the top plate, the cutter is far away from the limiting rod, and the reset spring drives the limiting rod to reset.
Preferably, one side of the limiting rod close to the center of the hot pressing plate is fixedly connected with a scraper which is obliquely arranged.
During the use, through setting up the scraper blade, when the cutter contacts the gag lever post, the gag lever post receives the cutter extrusion and contracts to No. three inslots, stop the shrink until the gag lever post, the cutter continues to extrude the gag lever post, the slash a part in the gag lever post top inclined plane part contact cutter, the gag lever post receives the guide effect of the whole slope of cutter and moves to the one end that the gag lever post was kept away from to No. three grooves along the slash a part of cutter, the gag lever post drives the scraper blade motion, the impurity that the scraper blade will drop in hot blank pressing edge scrapes, impurity receives the guide effect of scraper blade to the collecting vat internal motion, increase the motion efficiency of impurity in hot pressboard edge, thereby increase the cleaning efficiency of hot pressboard.
Preferably, the top of the inner wall of one side of the third groove close to the center of the hot pressing plate is fixedly connected with a rubber strip.
When the rubber strip is used, the rubber strip is arranged, the part of the rubber strip, which is positioned on the limiting rod, is extruded and tilted by the limiting rod, and the part of the rubber strip, which is far away from the limiting rod, covers the opening of the third groove; when the gag lever post motion, gag lever post extrusion rubber strip is with the rubber strip perk, impurity rolls and drops again to the hot pressboard surface after the rubber strip perk part, the scraper blade will drop again and scrape into No. three inslots at the impurity on rubber strip surface, increase the clean degree in No. three grooves, thereby increase the motion effect of gag lever post, and then increase the hot pressing effect of plywood, it is too much to avoid No. three inslots to drop the impurity of going to pile up, lead to the limiting plate motion to be blocked, influence plywood hot pressing effect.
The invention has the following beneficial effects:
1. according to the hot-pressing equipment for the plywood sheet, the cutter is arranged, when the veneer contacts the cutter edge part of the cutter, the cutter edge part of the cutter firstly fixes the edge of the veneer, the hydraulic press continuously drives the extrusion rod to move, the extrusion rod and the first rod drive the hot-pressing plate to move, the cutter is extruded by the veneer to move towards the first groove until the cutter contacts the inner wall of the first groove, so that the movement of the cutter is limited, burrs and irregular parts on the edge of the veneer are cut off by the cutter, the cut impurities fall onto the surface of the hot-pressing plate, and therefore the impurities fall into a collecting groove on the edge of the hot-pressing plate, and the hot-pressing effect of the plywood is improved.
2. According to the hot-pressing equipment for the plywood plate, the first hole is formed, the hydraulic press drives the hot-pressed plywood to be far away from the top plate, the cutter is driven by the reset spring to reset after being not extruded, so that a gap is formed between one end, far away from the cutting edge, of the cutter and the inner wall of the first groove, a steel plate is inserted into the first groove through the first hole before the plywood is not placed, the steel plate is positioned in the gap between the inner wall, close to the top plate, of the first groove and one end, far away from the cutting edge, of the cutter, the movement distance of the cutter in the first groove is reduced, and the applicability of the hot-pressing equipment for producing the plywood with different thicknesses is increased.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic diagram of an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural view of a first tube according to the present invention;
FIG. 5 is a perspective view of a hot platen according to the present invention;
in the figure: the device comprises a support frame 1, a hydraulic press 11, a heating circulation unit 12, a top plate 13, a chute 14, an extrusion rod 2, a first pipe 21, a first rod 22, a lantern ring 23, a limiting rod 3, a third groove 31, a scraper 32, a rubber strip 33, a hot-pressing plate 4, a first groove 41, a cutter 42, a second groove 43, a first hole 44, heat-insulating cotton 5, a heat-conducting pipe 6 and a collecting groove 7.
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 described with the specific embodiments.
As shown in fig. 1 to 5, the plywood sheet hot-pressing apparatus of the present invention includes a support frame 1, a hydraulic press 11, and a heating cycle unit 12; a heating circulation unit 12 is installed on one side of the support frame 1, a hydraulic machine 11 is fixedly connected to the bottom in the support frame 1, and a top plate 13 is fixedly connected to the top of the support frame 1; the output end of the hydraulic machine 11 is fixedly connected with an extrusion rod 2, a first pipe 21 is uniformly fixedly connected to the outer surface of the extrusion rod 2, a first rod 22 is connected in the first pipe 21 in a sliding mode, one end, far away from the hydraulic machine 11, of the first rod 22 is located outside the first pipe 21, a lantern ring 23 is sleeved on one end, close to the first rod 22, of the first pipe 21, the lantern ring 23 is rotatably connected with the first pipe 21, and the surface of the first rod 22 is in threaded connection with the inner wall of the lantern ring 23; the inner wall of the support frame 1 is uniformly provided with sliding chutes 14, a group of hot pressing plates 4 are uniformly sleeved in the support frame 1, the hot pressing plates 4 are connected with the support frame 1 in a sliding manner, and the hot pressing plates 4 positioned in the middle part of the support frame 1 are sleeved in the sliding chutes 14; one end of the hot pressing plate 4 close to the hydraulic machine 11 is in ball joint with the top of the extrusion rod 2, and one end of the hot pressing plate 4 close to the hydraulic machine 11 is fixedly connected with a first rod 22; the top of each hot pressing plate 4 is away from the center and is uniformly and fixedly connected with a limiting rod 3, and the limiting rods 3 are telescopic rod structures; a group of T-shaped first grooves 41 are uniformly formed in the top plate 13 and the bottom of the hot pressing plate 4 positioned in the middle of the support frame 1, the first grooves 41 are far away from the center of the hot pressing plate 4, T-shaped cutters 42 are sleeved in the first grooves 41, the cutting edges of the cutters 42 are positioned outside the first grooves 41, the cutters 42 are in sliding connection with the first grooves 41, and the cutters 42 are connected with the first grooves 41 through reset springs; the blade section of the cutter 42 consists of an oblique line a and a straight line b, the joint of the oblique line a and the straight line b is a blade, and the blade of the cutter 42 is arranged obliquely; a second groove 43 is formed in one side, close to the hot pressing plate 4, of the cutter 42, and heat insulation cotton 5 is filled in the second groove 43; heat conduction pipes 6 are arranged in the hot pressing plate 4 close to the middle, and the heat conduction pipes 6 are communicated with the heating circulation unit 12 through oil pipes; collecting grooves 7 are formed in the edges of the top of the hot pressing plate 4.
When the veneer gluing machine is used, when the veneer is subjected to hot pressing treatment in the process of mass production of veneers, veneers impregnated with glue are stacked on the top of each hot pressing plate 4 according to the hot pressing quantity, and by arranging the limiting plates, workers place the veneers within the range formed by the limiting plates, so that the veneers are quickly and tidily aligned, the efficiency of the workers for stacking the veneers is increased, the processing efficiency of the veneer hot pressing to form the veneer is increased, the labor capacity of workers is reduced, and the phenomenon that the veneers are not limited when the workers mount the veneer, so that the veneer is displaced or the edges of the veneer are irregular, and the veneer is laminated or separated from seams; after the veneers are stacked, a heating circulation unit 12 is started, the heating circulation unit 12 conveys heat conduction oil through an oil pipe like a heat conduction pipe 6, the heat conduction oil heats a hot pressing plate 4, a hydraulic press 11 is started, the hydraulic press 11 is a conventional hydraulic press 11 in the field, the output end of the hydraulic press 11 drives an extrusion rod 2 to move, the extrusion rod 2 drives a first pipe 21 to move, the first pipe 21 drives a first rod 22 to move, after long-time hot pressing treatment, a worker measures the levelness of the hot pressing plate 4, when the hot pressing plate 4 inclines, the lantern ring 23 is rotated, the first rod 22 moves under the influence of threads in the lantern ring 23, so that the levelness of the hot pressing plate 4 is adjusted, the convenience of the worker for adjusting the hot pressing plate 4 is increased, the levelness of the hot pressing plate 4 is increased, and the hot pressing effect of the veneers is increased, the phenomenon that the hot pressing plate 4 is inclined after long-time work, and the thickness of the plywood is different due to complicated and inaccurate adjustment steps of workers is avoided; the first pipe 21 is driven by the extrusion rod 2 to move, the first pipe 21 drives the first rod 22 to move, and the extrusion rod 2 and the first rod 22 simultaneously drive the hot pressing plate 4 to move, so that the hot pressing plate 4 is uniformly stressed when the hot pressing plate 4 carries out hot pressing on the veneer, and the hot pressing effect of the veneer is improved; the hot pressing plate 4 drives the single plate to move, when the single plate close to the bottom of the support frame 1 contacts the bottom of the hot pressing plate 4 in the middle of the support frame 1, the cutter 42 extrudes the limiting rod 3, the limiting rod 3 is stressed to contract, the single plate close to the bottom of the support frame 1 is extruded by the hot pressing plate 4 in the middle of the support frame 1 and drives the single plate to move towards the top plate 13 until the single plate on the hot pressing plate 4 in the middle of the support frame 1 contacts the top plate 13, and therefore the single plate is subjected to hot pressing to form a veneer plate; when a veneer contacts with the blade part of the cutter 42, the blade part of the cutter 42 firstly fixes the edge of the veneer, the hydraulic machine 11 continues to drive the extrusion rod 2 to move, the extrusion rod 2 and the first rod 22 drive the hot pressing plate 4 to move, the cutter 42 moves towards the first groove 41 under the extrusion of the veneer until contacting with the inner wall of the first groove 41 to limit the movement of the cutter 42, the burr and irregular parts of the edge of the veneer are cut off by the cutter 42, the cut impurities fall on the surface of the hot pressing plate 4 and then fall into the collecting groove 7 at the edge of the hot pressing plate 4, the hot pressing effect of the plywood is increased, and the phenomenon that the lamination or seam separation of the plywood occurs due to the burr or irregular edge of the veneer in the hot pressing process is avoided; after the edge of the veneer is trimmed by the cutter 42, impurities after the veneer is trimmed are far away from the veneer along the oblique line a part of the cutter 42, so that burrs are removed, the cutter 42 is in contact with the heat insulation cotton 5 in the cutter 42 after the surface of the next layer of hot pressing plate 4 is insulated, the hot pressing effect of the veneer is increased, the situation that the space is opened around the veneer is prevented, incomplete bonding occurs in the edge area when the veneer is hot pressed into the veneer, and the plywood is glued.
As an embodiment of the present invention, two ends of the hot press plate 4 corresponding to the first groove 41 are both provided with a square first hole 44, the first hole 44 is communicated with the first groove 41, and an inner wall of the first hole 44 away from the hydraulic press 11 and an inner wall of the first groove 41 away from the hydraulic press 11 are located on the same plane.
During the use, through setting up a hole 44, when the staff need produce and compare the plywood of processing the thickness last time, when the hot pressing was handled last time, hydraulic press 11 drives hot briquetting's plywood and keeps away from roof 13, cutter 42 does not receive reset spring drive its after the extrusion and resets, make cutter 42 keep away from the one end of cutting edge and groove 41 inner wall formation space, before not placing the plywood, the staff inserts the steel sheet through a hole 44 to groove 41 in to, make the steel sheet be located groove 41 and be close to roof 13 inner wall and cutter 42 and keep away from the space part between the cutting edge one end, thereby reduce cutter 42 at groove 41 internal motion distance, increase the suitability of hot pressing equipment production different thickness plywood, thereby reduce the loaded down with trivial details degree of staff at the different thickness plywood of production mass production, and then increase plywood production efficiency.
In one embodiment of the present invention, the cutting edge of the cutting blade 42 is serrated.
When the veneer edge shearing device is used, the edge of the cutter 42 is arranged to be serrated, when the edge of the cutter 42 contacts a veneer, the tip part of the edge of the cutter 42 firstly contacts with burrs and uneven parts on the edge of the veneer, the uneven parts of the veneer are pierced, the edge of the cutter 42 shears the uneven parts on the edge of the veneer, the contact area between the edge of the cutter 42 and the edge of the veneer is reduced for the first time, the acting force of the edge of the cutter 42 on the uneven parts of the edge of the veneer is increased, the flattening effect of the cutter 42 on shearing the burrs and uneven parts on the edge of the veneer is increased, the hot-pressing effect of a veneer is further increased, and the phenomenon that the veneer is laminated or separated due to the burrs or irregular edges in the hot-pressing process is avoided.
As an embodiment of the invention, T-shaped third grooves 31 are formed in the top of the hot pressing plate 4 at the positions of the limiting rods 3, the limiting rods 3 are sleeved in the third grooves 31, the limiting rods 3 are connected with the third grooves 31 in a sliding manner, and the limiting rods 3 are connected with the inner walls of the third grooves 31 through return springs; the part of the top of the limiting rod 3 close to the cutter 42 is an inclined plane, and the surface of the limiting rod 3 is subjected to smooth treatment.
When the device is used, through the third groove 31, when the cutter 42 contacts the limiting rod 3, the limiting rod 3 is squeezed by the cutter 42 to shrink into the third groove 31 until the limiting rod 3 stops shrinking, the cutter 42 continues to squeeze the limiting rod 3, the inclined plane part at the top of the limiting rod 3 contacts the oblique line a part in the cutter 42, the limiting rod 3 moves to one end, away from the limiting rod 3, of the third groove 31 along the inclined plane a part of the cutter 42 under the guide effect of the integral inclination of the cutter 42, the oblique line a part in the cutter 42 is scraped at the top of the limiting rod 3 to scrape off glue and impurities adhered to the edge part of the veneer sheared by the cutter 42, the impurities fall to the edge of the hot pressing plate 4 after being scraped, and then fall into the collecting groove 7, the cleaning degree of the cutter 42 is increased, and the cleaning degree of the veneer after hot pressing is increased; after the veneer hot pressing becomes plywood, hot pressboard 4 is kept away from to keeping away from 13 direction movements of roof, and gag lever post 3 is kept away from to cutter 42, and reset spring drives gag lever post 3 and resets.
As an embodiment of the invention, the side of the limiting rod 3 close to the center of the hot pressing plate 4 is fixedly connected with a scraper 32, and the scraper 32 is obliquely arranged.
During the use, through setting up scraper blade 32, when cutter 42 contacts gag lever post 3, gag lever post 3 receives cutter 42 extrusion and contracts to No. three inslots 31, stop the shrink until gag lever post 3, cutter 42 continues to extrude gag lever post 3, the slash a part in the gag lever post 3 top inclined plane part contact cutter 42, gag lever post 3 receives the whole inclined guide effect of cutter 42 and moves to No. three inslots 31 one end of keeping away from gag lever post 3 along the slash a part of cutter 42, gag lever post 3 drives scraper blade 32 motion, scraper blade 32 will drop the impurity scraping at hot blank pressing edge, impurity receives the guide effect of scraper blade 32 and moves to collecting vat 7 internal motion, increase the motion efficiency of impurity at hot pressboard 4 edges, thereby increase hot pressboard 4's cleaning efficiency.
As an embodiment of the invention, rubber strips 33 are fixedly connected to the tops of the inner walls of the third grooves 31 on the side close to the center of the hot pressing plate 4.
When the rubber limiting device is used, the rubber strip 33 is arranged, the part, located on the limiting rod 3, of the rubber strip 33 is extruded and tilted by the limiting rod 3, and the part, located away from the limiting rod 3, of the rubber strip 33 covers the opening of the third groove 31; when 3 movements of gag lever post, 3 extrusion rubber strips 33 of gag lever post are with the perk of rubber strip 33, impurity rolls and drops to 4 surfaces of hot pressboard after 33 perk parts of rubber strip again, scraper blade 32 will drop again and scrape into No. three grooves 31 at the impurity on rubber strip 33 surface, increase No. three groove 31's clean degree, thereby increase gag lever post 3's motion effect, and then increase the hot pressing effect of plywood, it piles up too much to avoid the impurity that drops into in No. three grooves 31, lead to the limiting plate motion to be blocked, influence plywood hot pressing effect.
The specific working process is as follows:
when the plywood is subjected to hot pressing treatment in the process of mass production of the plywood, workers place the plywood in the range formed by the limiting plates; starting a heating circulation unit 12, wherein the heating circulation unit 12 conveys heat conduction oil through an oil pipe like a heat conduction pipe 6, the heat conduction oil heats a hot pressing plate 4, the output end of a hydraulic machine 11 is started to drive an extrusion rod 2 to move, the extrusion rod 2 drives a first pipe 21 to move, the first pipe 21 drives a first rod 22 to move, the extrusion rod 2 and the first rod 22 simultaneously drive the hot pressing plate 4 to move, when a single plate close to the bottom of a support frame 1 contacts the bottom of the hot pressing plate 4 located at the middle position of the support frame 1, a cutter 42 extrudes a limiting rod 3, the limiting rod 3 is stressed to shrink, the single plate close to the bottom of the support frame 1 is extruded by the hot pressing plate 4 located at the middle position of the support frame 1 and is driven to move towards a top plate 13 until the single plate on the hot pressing plate 4 located at the middle position of the support frame 1 contacts the top plate 13, and the single plate is hot pressed into a veneer; when a single plate contacts with the blade part of the cutter 42, the blade part of the cutter 42 firstly fixes the edge of the single plate, the hydraulic press 11 continuously drives the extrusion rod 2 to move, the extrusion rod 2 and the first rod 22 drive the hot pressing plate 4 to move, the cutter 42 moves towards the first groove 41 by being extruded by the single plate until contacting with the inner wall of the first groove 41 to limit the movement of the cutter 42, the cutter 42 cuts off burrs and irregular parts of the edge of the single plate, the cut impurities fall on the surface of the hot pressing plate 4, so that when the cutter 42 contacts with the limiting rod 3 in the collecting tank 7 at the edge of the hot pressing plate 4, the limiting rod 3 is extruded by the cutter 42 to shrink towards the third groove 31 until the limiting rod 3 stops shrinking, the cutter 42 continuously extrudes the limiting rod 3, the inclined plane part at the top of the limiting rod 3 contacts with the inclined line a part in the cutter 42, the limiting rod 3 moves towards one end of the third groove 31 away from the limiting rod 3 along the inclined plane a part of the cutter 42 under the integral inclined plane a guiding action of the cutter 42, the oblique line a part in the cutting knife 42 is scraped at the top of the limiting rod 3 to scrape off glue and impurities adhered when the cutting knife 42 trims the edge part of the veneer, the limiting rod 3 drives the scraping plate 32 to move, the scraping plate 32 scrapes the impurities falling at the edge of the hot edge, and the impurities move towards the inside of the collecting tank 7 under the guiding action of the scraping plate 32; when the gag lever post 3 moved, gag lever post 3 extrusion rubber strip 33 perk rubber strip 33, and impurity rolls and drops to 4 surfaces of hot platen after 33 perk parts of rubber strip again, and the scraper blade 32 will drop again and scrape into No. three grooves 31 at the impurity on rubber strip 33 surface.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely intended to facilitate the description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.
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 described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A plywood sheet hot press unit which characterized in that: comprises a support frame (1), a hydraulic machine (11) and a heating circulating unit (12); a heating circulation unit (12) is installed on one side of the support frame (1), a hydraulic machine (11) is fixedly connected to the bottom in the support frame (1), and a top plate (13) is fixedly connected to the top of the support frame (1); the output end of the hydraulic machine (11) is fixedly connected with an extrusion rod (2), the outer surface of the extrusion rod (2) is uniformly and fixedly connected with a first pipe (21), a first rod (22) is connected in the first pipe (21) in a sliding mode, one end, far away from the hydraulic machine (11), of the first rod (22) is located outside the first pipe (21), a lantern ring (23) is sleeved on one end, close to the first rod (22), of the first pipe (21), the lantern ring (23) is rotatably connected with the first pipe (21), and the surface of the first rod (22) is in threaded connection with the inner wall of the lantern ring (23); the inner wall of the support frame (1) is uniformly provided with sliding chutes (14), a group of hot pressing plates (4) are uniformly sleeved in the support frame (1), the hot pressing plates (4) are connected with the support frame (1) in a sliding manner, and the hot pressing plates (4) positioned in the middle part in the support frame (1) are sleeved in the sliding chutes (14); one end of the hot pressing plate (4) close to the hydraulic machine (11) is in ball joint with the top of the extrusion rod (2), and one end of the hot pressing plate (4) close to the hydraulic machine (11) is fixedly connected with a first rod (22); the top of each hot pressing plate (4) is far away from the center, and is uniformly and fixedly connected with a limiting rod (3), and each limiting rod (3) is of a telescopic rod structure; the bottom of the top plate (13) and the bottom of the hot pressing plate (4) located in the middle of the support frame (1) are uniformly provided with a group of T-shaped grooves (41), the center of the hot pressing plate (4) is far away from the grooves (41), T-shaped cutters (42) are sleeved in the grooves (41), cutting edges of the cutters (42) are located outside the grooves (41), the cutters (42) are in sliding connection with the grooves (41), and the cutters (42) are connected with the grooves (41) through reset springs; the blade section of the cutter (42) consists of an oblique line a and a straight line b, the joint of the oblique line a and the straight line b is a blade, and the blade of the cutter (42) is arranged obliquely; a second groove (43) is formed in one side, close to the hot pressing plate (4), of the cutter (42), and heat insulation cotton (5) is filled in the second groove (43); heat conduction pipes (6) are arranged in the hot pressing plate (4) close to the middle, and the heat conduction pipes (6) are communicated with the heating circulation unit (12) through oil pipes; collecting grooves (7) are formed in the edges of the tops of the hot pressing plates (4).
2. The plywood sheet hot-pressing apparatus of claim, wherein: the two ends of the hot pressing plate (4) corresponding to the first groove (41) are provided with a square first hole (44), the first hole (44) is communicated with the first groove (41), and the inner wall of the first hole (44) far away from the hydraulic machine (11) and the inner wall of the first groove (41) far away from the hydraulic machine (11) are located on the same plane.
3. The plywood sheet hot-pressing apparatus of claim, wherein: the cutting edge of the cutter (42) is serrated.
4. The plywood sheet hot-pressing apparatus of claim, wherein: t-shaped third grooves (31) are formed in the positions, located on the limiting rods (3), of the tops of the hot pressing plates (4), the limiting rods (3) are sleeved in the third grooves (31), the limiting rods (3) are connected with the third grooves (31) in a sliding mode, and the limiting rods (3) are connected with the inner walls of the third grooves (31) through reset springs; the part of the top of the limiting rod (3) close to the cutter (42) is an inclined plane, and the surface of the limiting rod (3) is subjected to smooth treatment.
5. A plywood sheet hot-pressing apparatus as claimed in claim, wherein: one side of the limiting rod (3) close to the center of the hot pressing plate (4) is fixedly connected with a scraper (32), and the scraper (32) is obliquely arranged.
6. A plywood sheet hot-pressing apparatus as claimed in claim, wherein: and rubber strips (33) are fixedly connected to the top of the inner wall of one side of the third groove (31) close to the center of the hot pressing plate (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210307299.XA CN114603657B (en) | 2022-03-25 | 2022-03-25 | Plywood sheet hot-pressing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210307299.XA CN114603657B (en) | 2022-03-25 | 2022-03-25 | Plywood sheet hot-pressing equipment |
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| CN114603657A true CN114603657A (en) | 2022-06-10 |
| CN114603657B CN114603657B (en) | 2023-01-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117359739A (en) * | 2023-12-07 | 2024-01-09 | 江苏金森木业有限公司 | Plank multilayer composite lamination equipment |
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| CN214447100U (en) * | 2020-08-13 | 2021-10-22 | 奥星雅博(天津)科技有限公司 | Multilayer hot press convenient to clean residual glue |
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| CA2328365A1 (en) * | 2000-12-14 | 2002-06-14 | Maschinenfabrik J. Dieffenbacher Gmbh & Co. | Method and mechanism for producing continuous laminated veneer board |
| JP2020059259A (en) * | 2018-10-12 | 2020-04-16 | ずゞや株式会社 | Wood grain sticking method and wood grain sticking structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117359739A (en) * | 2023-12-07 | 2024-01-09 | 江苏金森木业有限公司 | Plank multilayer composite lamination equipment |
| CN117359739B (en) * | 2023-12-07 | 2024-02-23 | 江苏金森木业有限公司 | Plank multilayer composite lamination equipment |
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|---|---|
| CN114603657B (en) | 2023-01-17 |
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Effective date of registration: 20221227 Address after: 276000 Zaoyuan Town Jiajialin Village, Lanshan District, Linyi City, Shandong Province Applicant after: Linyi Yaodong Plate Co.,Ltd. Address before: 231299 Huabang Wanpaicheng 10 #, 11 #, the 8th floor of the underground garage office at the intersection of Jinzhai South Road and Qingnian North Road, Shangpai Town, Feixi County, Hefei City, Anhui Province Applicant before: Feixi zhiao vocational training school |
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