CN109015952B - Overhead cold press - Google Patents

Overhead cold press Download PDF

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Publication number
CN109015952B
CN109015952B CN201810777790.2A CN201810777790A CN109015952B CN 109015952 B CN109015952 B CN 109015952B CN 201810777790 A CN201810777790 A CN 201810777790A CN 109015952 B CN109015952 B CN 109015952B
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glue
downstream
plate
glue brushing
guide
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CN109015952A (en
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黄勇兵
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Zhangzhou Xinhuacheng Machinery Manufacturing Co ltd
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Zhangzhou Xinhuacheng Machinery Manufacturing Co ltd
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Priority to CN201810777790.2A priority Critical patent/CN109015952B/en
Priority to CN201810838776.9A priority patent/CN109176758B/en
Publication of CN109015952A publication Critical patent/CN109015952A/en
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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
    • 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
    • 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
    • B27G11/00—Applying adhesives or glue to surfaces of wood to be joined

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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)
  • Treatment Of Fiber Materials (AREA)
  • Coating Apparatus (AREA)

Abstract

The invention provides an overhead cold press, which breaks through the structural form of the traditional plywood cold press, in the actual working process, under the control of a master controller, a glue brushing device brushes glue on a plywood blank, then a cutting device cuts a continuous glue brushing template into glue brushing template blocks, and a conveying device conveys the glue brushing template blocks to a cold pressing execution device for cold press molding. The glue fixing mesh fabric layer can be used as a reinforcing rib of a finished plywood while ensuring that the glue penetrates to bond the glue fixing mesh fabric layer and the template blank together, so that the plywood has better elasticity, is not easy to deform and is broken and damaged. Compared with the prior art, the upper-mounted cold press can continuously and smoothly realize glue brushing and cold press molding on the die plate blank, has high degree of mechanization, and has higher strength of the finished plywood.

Description

Overhead cold press
Technical Field
The invention relates to the field of plywood processing machinery, in particular to an overhead cold press.
Background
The production process of most plywood needs glue brushing and cold pressing, the structure of a glue brushing cold press is known, and as Chinese utility model patent CN201720660264.9 discloses a novel plywood cold press, which comprises a cold press main body and a lifting plate folding machine at the upstream of the cold press main body, wherein the lifting plate folding machine comprises a frame, a conveying device arranged on the frame, a support frame arranged on the frame and used for bearing the conveying device, a horizontal driving device for driving the conveying device to move back and forth along the conveying direction of the conveying device, and a lifting driving device for driving the support frame to move up and down; the horizontal driving device is arranged on the supporting frame, and the conveying device is arranged on the supporting frame through a guide rail extending along the conveying direction; the rack comprises four upright columns distributed in a matrix manner, wherein the four upright columns are respectively a first upright column and a second upright column which are positioned on one side of the conveying device, and a third upright column and a fourth upright column which are positioned on the other side of the conveying device and respectively correspond to the first upright column and the second upright column; the lifting driving device comprises a guide frame which is connected with the support frame and slides along the four upright posts, and a lifting power device which drives the guide frame to lift; the lifting power device comprises a vertical oil cylinder with an upward output end, a driving frame arranged at the output end of the oil cylinder, a movable pulley arranged on the driving frame, and a chain matched with the movable pulley and used for lifting and pulling the support frame. And the four upright posts are provided with fixed underframe positioned below the support frame. The four movable pulleys are respectively arranged at four corners of the driving frame, the four chains are respectively correspondingly matched with the movable pulleys, one ends of the four chains are connected to the supporting frame, and the other ends of the four chains are connected to the fixed frame. The guide frame comprises a first guide frame connected between the first upright post and the second upright post, and a second guide frame connected between the third upright post and the fourth upright post; the first guide frame is connected with the first upright post and the second upright post in a sliding mode through a first sliding block respectively, and the second guide frame is connected with the third upright post and the fourth upright post in a sliding mode through a second sliding block respectively. The first upright column and the second upright column are respectively provided with a first sliding groove for the first sliding block to slide up and down, and the third upright column and the fourth upright column are respectively provided with a second sliding groove for the second sliding block to slide up and down.
The utility model discloses a can overcome traditional lift cylinder slope drive and produce great starting contained angle and cause the too big defect that easily breaks down of instantaneous pressure. But this utility model is similar with other brush glue cold presses's approximate structure on the market, all has in the actual work process and can not carry out the efficient brush glue, the poor defect of continuity, and the practicality remains to improve.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
Disclosure of Invention
The invention aims to provide the overhead cold press which can continuously and smoothly realize glue brushing and cold press molding of a die plate blank, has high degree of mechanization and higher strength of a finished plywood product.
In order to achieve the purpose, the invention adopts the following technical scheme:
a top-mounted cold press comprises a cold pressing execution device, a glue brushing device, a cutting device, a conveying device, a rack and a master controller, wherein the glue brushing device is used for adhering a glue fixing mesh fabric layer on a template blank to form a continuous glue brushing template;
the conveying device is provided with a discharge end facing the cold pressing execution device and used for flowing out of the glue brushing template block;
the cold pressing execution device comprises a cold pressing part positioned at the lower part and a transverse arraying mechanism positioned at the upper part; the cold pressing part comprises an upstream fixed seat in the upstream direction, a downstream movable cold pressing plate in the downstream direction and applying pressure to the upstream fixed seat, a first horizontal guide rail which is positioned below the downstream movable cold pressing plate and guides the downstream movable cold pressing plate, a first horizontal driving device which drives the downstream movable cold pressing plate to move in a reciprocating manner, and a cold pressing bracket which is borne below the upstream fixed seat, the downstream movable cold pressing plate and the first horizontal guide rail;
the transverse arraying mechanism comprises a guide arraying plate positioned below, a vertical driving device positioned above the guide arraying plate and used for driving the guide arraying plate to lift, a feeding frame connected between the guide arraying plate and the lower end of the vertical driving device, a second horizontal guide rail for bearing the vertical driving device, and a second horizontal driving device for driving the vertical driving device to move along the second horizontal guide rail; the second horizontal guide rail is parallel to the first horizontal guide rail; the guide strake plates comprise a first guide strake plate which is positioned at the upper side and gradually extends and bends downwards from the upstream to the downstream, a second guide strake plate which is positioned at the lower side and gradually extends and bends downwards from the upstream to the downstream, and two connecting guide strake plates which are connected between corresponding side edges of the first guide strake plate and the second guide strake plate; the first guide strake plate and the second guide strake plate are both smooth arcs; the upper end of the first guide strake is connected with the lower end of the feeding frame, the upper end of the second guide strake is connected with the upper end of the feeding frame, the height of the lower end of the second guide strake is lower than that of the lower end of the first guide strake, a feeding hole for glue brushing template blocks to enter is formed in the feeding frame, and the feeding hole corresponds to the discharging end of the conveying device; the two connecting guide row plates gradually approach from top to bottom;
the glue brushing device comprises a first conveying belt positioned below, a glue brushing rotating wheel positioned above the first conveying belt and rotating synchronously with the first conveying belt, a rotating wheel driving motor for driving the glue brushing rotating wheel to rotate, a net layer winding roller for covering a solid glue net cloth layer on the glue brushing rotating wheel, a glue brushing mechanism for brushing glue on the solid glue net cloth layer, a cold air blowing mechanism for cooling glue air blowing on the solid glue net cloth layer, a leveling mechanism for leveling the glue on the solid glue net cloth layer, and a pressing mechanism for pressing the solid glue net cloth layer and a template blank together; the first conveying belt comprises a first upstream conveying wheel at the upstream, a first downstream conveying wheel at the downstream and a first conveying motor for driving the first upstream conveying wheel or the first downstream conveying wheel to rotate; the axes of the glue brushing rotating wheel, the first upstream conveying wheel and the first downstream conveying wheel are parallel; the glue-brushing rotating wheel is provided with a downstream side facing to the downstream direction of the first conveying belt and an upstream side facing to the opposite direction; the net layer winding roller, the glue brushing mechanism, the cold air blowing mechanism, the leveling mechanism and the pressing mechanism are all positioned above the first conveying belt, the net layer winding roller, the glue brushing mechanism and the cold air blowing mechanism are positioned at the upstream side of the glue brushing rotating wheel and are sequentially arranged from top to bottom, and the leveling mechanism and the pressing mechanism are positioned between the glue brushing rotating wheel and the first conveying belt; the glue fixing net cloth layer is provided with meshes for glue to permeate; the net layer winding roller is parallel to the axis of the glue brushing rotating wheel;
the glue fixing mesh fabric layer is provided with a glue brushing surface and a back surface; the glue fixing mesh fabric layer released by the mesh layer roller bypasses the upstream side of the glue brushing rotating wheel and is bonded with the upper surface of the die plate blank on the first conveying belt, and the glue brushing surface faces outwards for the glue brushing mechanism to brush glue;
the glue brushing mechanism comprises a glue brushing roller for brushing glue on the glue brushing surface, a glue supply groove for supplying glue to the glue brushing roller, and a glue dipping roller which is contacted with the glue brushing roller and is dipped into glue in the glue supply groove; the glue dipping roller and the glue brushing roller are both parallel to the axis of the glue brushing rotating wheel;
the cold air blowing mechanism comprises a cold air box, a cold air fan and a refrigerating device, wherein the cold air box is used for blowing cold air directly towards glue on the glue fixing net cloth layer;
the leveling mechanism comprises a leveling roller parallel to the axis of the glue brushing rotating wheel, a guide supporting plate supported below the leveling roller, and a leveling supporting frame supported below the guide supporting plate; the guide support plate is inclined from top to bottom towards the downstream direction;
the pressing mechanism is positioned at the downstream of the leveling mechanism; the pressing mechanism comprises a pressing roller positioned right above the first downstream conveying wheel and a pressing driving device for driving the pressing roller to downwards abut against the surface of the fixed rubber mesh layer; the pressing driving device comprises a pressing bearing frame for bearing the pressing roller, a bearing fixing plate horizontally arranged above the pressing bearing frame, two guide rods connected above the pressing bearing frame and penetrating through the bearing fixing plate in an upward sliding manner, and a first pressure spring sleeved outside the guide rods and stretched between the bearing fixing plate and the pressing bearing frame; the bearing fixing plate is provided with a sliding hole for the guide rod to slide through; the two guide rods correspond to the two ends of the pressing roller;
the cutting device comprises a cutting platform arranged at the downstream of the first conveying belt, a cutting knife arranged above the cutting platform, and a cutting lifting device for driving the cutting knife to lift;
the machine frame comprises two upstream main supporting columns which are vertically arranged and are positioned at the upstream, two downstream main supporting columns which are vertically arranged and are positioned at the downstream, an upstream cross beam connected between the two upstream main supporting columns, a downstream cross beam connected between the two downstream main supporting columns, two longitudinal beams which are parallel to each other and are connected between the corresponding upstream main supporting column and the corresponding downstream main supporting column, a first supporting frame for bearing the glue brushing rotating wheel, a second supporting frame for bearing the net layer winding roller, a third supporting frame for bearing the glue brushing roller and a fourth supporting frame for bearing the cold air blowing mechanism;
the two upstream main supporting columns are respectively arranged on two sides of the first conveying belt, and the two downstream main supporting columns are respectively arranged on two sides of the first conveying belt; the first support frame comprises two rotating wheel triangular supports which are pivoted at two ends of the glue brushing rotating wheel, each rotating wheel triangular support comprises two rotating wheel supporting rods which are gradually close to each other from top to bottom, the upper ends of the two rotating wheel supporting rods are connected with the corresponding longitudinal beams, and the lower ends of the two rotating wheel supporting rods are connected with the corresponding ends of the glue brushing rotating wheel through bearings;
the second support frame comprises two net layer triangular supports pivoted at two ends of the net layer winding roller, each net layer triangular support comprises two net layer supporting rods which are gradually close from upstream to downstream, the upstream ends of the two net layer supporting rods are connected with the corresponding upstream main support column, and the downstream ends of the two net layer supporting rods are connected with the corresponding ends of the net layer winding roller through bearings;
the third support frame comprises two glue brushing supports which are connected with two ends of the glue brushing roller and are positioned above the glue supply groove; the glue brushing bracket comprises a horizontal support rod connected with the corresponding upstream main support column and an inclined support rod positioned above the horizontal support rod; the upstream ends of the inclined supporting rods are connected with the corresponding upstream main supporting columns, and the downstream ends of the inclined supporting rods are connected with the corresponding horizontal supporting rods; the inclined supporting rod is gradually inclined towards the direction of the glue brushing roller from top to bottom; the upstream end of the horizontal support rod is connected with the corresponding upstream main support column, and the downstream end of the horizontal support rod is connected with the corresponding end of the glue brushing roller through a glue brushing bearing; the horizontal support rod is provided with a strip-shaped hole extending along the horizontal support rod, and a sliding block sliding along the strip-shaped hole is arranged in the strip-shaped hole; the strip-shaped hole is provided with a facing end facing the glue brushing rotating wheel and a reverse end facing the opposite direction; a second pressure spring is arranged between the reverse end and the sliding block in an opening mode; the sliding block is provided with a mounting hole for mounting the glue brushing bearing;
the fourth support frame comprises a bearing tray supported below the cold air bellows and the cold air fan and a bearing inclined rod supported below the bearing tray; the upstream end of the bearing diagonal rod is connected with the corresponding upstream main supporting column, and the downstream end of the bearing diagonal rod is connected with the bottom of the bearing tray; the bearing inclined rod is arranged in an inclined mode from bottom to top towards the direction of the glue brushing rotating wheel gradually.
The cold air box comprises an air blowing box plate facing the glue brushing rotating wheel and a back plate facing to the opposite direction; the air blowing box plate is provided with a plurality of air blowing holes, and the cold air fan and the back plate are connected together through a cold air pipeline.
The blow box plate has an upper edge at an upper side and a lower edge at a lower side; the upper edge is equipped with the elasticity of following the upper edge extension and scrapes the offset plate, elasticity scrapes the offset plate from top to bottom towards the slope of brush gluey runner direction sets up gradually.
The elastic rubber scraping plate is a rubber plate or a steel plate.
The lower end of the guide support plate is provided with a horizontal extension part extending towards the pressing mechanism.
The upper end of the guide supporting plate is provided with two leveling end bearing rods which are correspondingly pivoted with the two ends of the leveling roller.
The conveying device comprises a downstream conveying belt positioned at the downstream of the cutting platform, a row conveying belt positioned at the downstream of the downstream conveying belt, a row running motor for driving the row conveying belt, a row bearing frame for bearing the row conveying belt, a row supporting frame for supporting the row conveying belt, and a swing driving device for swing driving the row bearing frame; the Row conveyer belt is provided with an input end corresponding to the downstream conveyer belt and an output end corresponding to the guide Row plate; the Row line supporting frame is supported at the input end, and the input end is connected with the upper end of the Row line supporting frame through a first rotating shaft, so that the Row line conveying belt can be turned over up and down; the swing driving device is a first fluid pressure cylinder supported below the arraying bearing frame, and the arraying bearing frame and the upper end of the swing driving device are connected together through a second rotating shaft parallel to the first rotating shaft.
The first guide strake plate and the second guide strake plate are both in an elliptical arc shape; the tangent lines of the upper ends of the first guide strake and the second guide strake are both in the horizontal plane, and the tangent lines of the lower ends of the first guide strake and the second guide strake are both in the vertical plane.
The vertical driving device is matched and connected with the second horizontal guide rail through a second sliding sleeve; the second horizontal driving device comprises a screw rod which is connected with the second sliding sleeve and is parallel to the second horizontal guide rail, and a horizontal driving motor which drives the screw rod to rotate; the horizontal driving motor is connected with the second horizontal guide rail; and a screw hole matched with the screw rod is formed in the second sliding sleeve.
After the technical scheme is adopted, the overhead cold press breaks through the structural form of the traditional plywood cold press, in the actual working process, under the control of the master controller, the glue brushing device brushes the glue on the plywood blank, then the cutting device cuts the continuous glue brushing template into glue brushing template blocks, and the conveying device conveys the glue brushing template blocks to the cold pressing execution device for cold press molding. Specifically, the first conveying belt conveys the die plate blank one by one downstream, the glue fixing mesh fabric layer corresponds to the upper surface of the die plate blank, the glue fixing mesh fabric layer corresponds to the upper surface of the glue fixing mesh fabric layer, the rotating wheel driving motor drives the glue brushing rotating wheel to synchronously rotate along with the operation of the first conveying belt, the glue brushing rotating wheel drives the glue fixing mesh fabric layer and the die plate blank to synchronously convey forwards, the net layer winding roller is pulled to release the glue fixing mesh fabric layer, the glue brushing roller in contact with the glue fixing mesh fabric layer automatically rotates under the friction force of the glue fixing mesh fabric layer, the glue brushing roller drives the glue dipping roller in parallel contact with the glue brushing roller to rotate and dip glue in the glue supply groove, the glue brushing roller continuously brushes the glue brushing surface of the glue fixing mesh fabric layer outwards, the glue can be adhered to the glue, the glue is adsorbed and fixed by using meshes and is not easy to accumulate and drip, enough and uniform glue is kept to contact with the circumferential surface of the glue brushing rotating wheel through the meshes of the glue fixing mesh fabric layer, the circumference of the glue brushing rotating wheel is covered with a felt paper layer, and the felt paper layer cannot be firmly bonded with glue water; the air cooling mechanism that blows below the glue brushing mechanism is used for refrigerating air through a refrigerating device (a refrigerating principle similar to that of an air conditioner), the air cooling fan is used for providing power for the air cooling, the air cooling uniformly blows the glue solidifying mesh fabric layer after entering the air cooling air box, the temperature of glue on the glue solidifying mesh fabric layer is reduced by the air cooling, the flowability of the glue is reduced to a viscous semi-solidification state, the glue is firmly adsorbed and fixed by the glue solidifying mesh fabric layer, the glue cannot be accumulated and dripped, the glue can be prevented from falling off in a large area after the adhesion force is reduced due to low temperature on the glue solidifying mesh fabric layer, although the glue at the moment still has viscosity, the viscosity is lower than that in a liquid state, and only the condition that the viscosity is enough to be preliminarily adhered to a. The glue brushing rotating wheel continuously rotates, the glue fixing net cloth layer containing glue bypasses the leveling roller to turn downwards and downwards along the guide support plate, the leveling roller can ensure that the glue fixing net cloth layer containing the glue above the leveling roller is contacted with the glue brushing rotating wheel to be conveyed, and meanwhile, the glue fixing net cloth layer containing the glue can turn downwards along the trend, so that the glue on the glue fixing net cloth layer is positioned at the rotating inner diameter position and raised wrinkles appear, and the raised wrinkles of the glue on the glue fixing net cloth layer can be flattened to the concave position under the pressure action of the leveling roller so as to further evenly level the glue on the glue fixing net cloth layer, improve the uniformity of glue distribution and further improve the bonding quality. When the glue fixing net cloth layer and the template blank are both positioned below the pressing roller, the glue brushing surface of the glue fixing net cloth layer is downward contacted with the template blank, and the glue fixing net cloth layer forms a glue net layer containing glue and is firmly bonded with the template blank and can also be used as a reinforcing rib of a continuous glue brushing template and a finished plywood, so that the plywood is not easy to deform, break and damage; the pressing roller of the pressing mechanism generates continuous pressure on the solid rubber net cloth layer and the template blank downwards under the elastic action of the first pressure spring (the elastic action of the first pressure spring is utilized to adapt to the thickness change of the solid rubber net cloth layer and the template blank and keep the pressing force all the time, the guide rod plays a role in guiding the lifting of the pressing roller), and the pressing roller is matched with the first downstream conveying wheel right below to press and bond the solid rubber net cloth layer and the template blank together through glue to form the continuous glue brushing template. When the continuous glue brushing template is continuously conveyed to the cutting device, the cutting lifting device drives the cutting knife to descend, and the continuous glue brushing template is cut between corresponding adjacent template blanks, so that each template blank is a glue brushing template block with fixed length and a glue fixing net cloth layer; then the glue brushing template blocks are conveyed to the downstream one by the conveying device, the glue brushing template blocks enter between the first guide array plate, the second guide array plate and the connecting guide array plate from a feed inlet which is connected to the downstream, the glue brushing template blocks gradually turn downwards along with the smooth arc-shaped first guide array plate and the smooth arc-shaped second guide array plate, and gradually and orderly align to corresponding positions on the cold pressing bracket under the action of the smooth guide of the connecting guide array plate, the vertical driving device is used for driving the feed frame to drive the first guide array plate and the second guide array plate to move downwards in the moving process of the glue brushing template blocks, the second horizontal driving device is used for driving the vertical driving device to move upstream or downstream along the second horizontal guide rail for position adjustment, so that the glue brushing template blocks are positioned right above the corresponding positions, and then the second horizontal driving device is used for driving the vertical driving device to move upstream along the second horizontal guide rail, the second guide arraying plate is driven to push the glue brushing template block upstream, so that the glue brushing template block is close to the upstream, the upper part of the glue brushing template block can be obliquely close to the upstream because the upper part of the second guide arraying plate is positioned at the upstream position than the lower part of the second guide arraying plate, and then the transverse arraying mechanism returns to the position for bearing the glue brushing template block again to perform one-to-one transverse arraying in the horizontal direction on the glue brushing template block under the action of the second horizontal driving device and the vertical driving device. The interlayer is positioned above the template blank without glue on the upper surface, each group of glue brushing template blocks comprises a plurality of layers of glue brushing template blocks, the interlayer can separate the glue brushing template blocks of the adjacent groups, a plurality of groups of glue brushing template blocks can be simultaneously formed by cold pressing, and each group of glue brushing template blocks which are simultaneously formed by cold pressing at each time are independent and cannot mutually influence; after the cold pressing support transversely arranges a sufficient number of glue brushing template blocks between the upstream fixing seat and the downstream movable cold pressing plate in a row, the vertical driving device drives the feeding frame to drive the first guide strake and the second guide strake to upwards withdraw from the space between the upstream fixing seat and the downstream movable cold pressing plate, the first horizontal driving device drives the downstream movable cold pressing plate to move towards the upstream fixing seat along the first horizontal guide rail, and the first horizontal driving device is matched with the upstream fixing seat to carry out cold pressing molding on each glue brushing template block to form initial plywood. The first support frame can firmly bear two ends of the glue brushing rotating wheel through a triangular support structure; the second support frame can firmly bear two ends of the net layer winding roller through the triangular support structure; the third support frame firmly bears two ends of the glue brushing roller through a triangular support structure, the second pressure spring utilizes elastic support force to maintain elastic support force on the sliding block, the glue brushing bearing moves along with the sliding block, and the elastic action of the second pressure spring is utilized to adapt to the thickness change of the glue fixation mesh cloth layer and always maintain glue brushing contact force; the fourth support frame firmly bears the cold air blowing mechanism through the triangular support structure. The glue fixing mesh fabric layer can be used as a reinforcing rib of a finished plywood while ensuring that the glue penetrates to bond the glue fixing mesh fabric layer and the template blank together, so that the plywood has better elasticity, is not easy to deform and is broken and damaged. Compared with the prior art, the upper-mounted cold press can continuously and smoothly realize glue brushing and cold press molding on the die plate blank, has high degree of mechanization, and has higher strength of the finished plywood.
Drawings
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is a schematic view of a portion of the pressing mechanism according to the present invention;
FIG. 3 is a schematic view of a portion of the leveling mechanism of the present invention;
FIG. 4 is a schematic view showing the structure of a cold air bellows according to the present invention;
FIG. 5 is a schematic view of a portion of the transverse alignment mechanism of the present invention;
FIG. 6 is a schematic view showing the structure of the blow box board of the present invention.
In the figure:
111-upstream fixed seat 112-downstream movable cold pressing plate 1121-extending into cold pressing section 1122-extending into notch 1123-first sliding sleeve 113-first horizontal guide rail 114-first horizontal driving device 115-cold pressing bracket
121-guide rowplate 1211-first guide rowplate 1212-second guide rowplate 1213-connecting guide rowplate 122-vertical driving device 1221-second sliding sleeve 123-feeding frame 124-second horizontal guide rail 125-second horizontal driving device 1251-screw 1252-horizontal driving motor
21-first conveyer belt 211-first upstream conveyer wheel 212-first downstream conveyer wheel 22-glue brushing rotating wheel 23-net layer winding roller 251-glue brushing roller 252-glue supply groove 253-glue dipping roller
261-cold air bellows 2611-air blowing box plate 2612-air blowing hole 2613-elastic frictioning plate 262-cold air fan
27-flattening mechanism 271-flattening roller 272-guide support plate 2721-horizontal extension 2722-flattening end carrier bar 273-flattening support frame
281-laminating roller 2821-laminating carrier 2822-carrier fixing plate 2823-guide rod 2824-first pressure spring
31-cutting platform 32-cutting knife 33-cutting lifting device
41-downstream conveyor belt 411-second upstream conveyor wheel 412-second downstream conveyor wheel 42-alignment conveyor belt 43-alignment carrier 44-alignment support 45-swing drive 46-first rotating shaft 47-second rotating shaft
51-upstream main support column 52-downstream main support column 53-longitudinal beam 54-first support frame 55-second support frame 571-glue brushing support 5711-horizontal support bar 57111-strip-shaped hole 57112-sliding block 57113-second pressure spring 5712-inclined support bar 58-fourth support frame 581-support tray 582-support inclined bar
6-template blank 7-solid rubber net cloth layer.
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.
The invention discloses an overhead cold press, which comprises a cold press execution device, a glue brushing device, a cutting device and a conveying device, wherein a glue fixing mesh fabric layer 7 is bonded on a template blank 6 to form a continuous glue brushing template; preferably, the invention also comprises a frame for supporting the glue brushing device and the cutting device; preferably, the invention also comprises a master controller for controlling the cold pressing execution device, the glue brushing device, the cutting device and the conveying device;
preferably, the conveying device is provided with a discharge end facing the cold pressing execution device and used for flowing out of the glue brushing template block;
preferably, the cold pressing execution device comprises a cold pressing part at the lower part and a transverse arraying mechanism at the upper part; the cold pressing part comprises an upstream fixed seat 111 in the upstream direction, a downstream movable cold pressing plate 112 in the downstream direction and pressing towards the upstream fixed seat 111, a first horizontal guide rail 113 below the downstream movable cold pressing plate 112 and guiding the downstream movable cold pressing plate 112, a first horizontal driving device 114 driving the downstream movable cold pressing plate 112 to move in a reciprocating manner, and a cold pressing bracket 115 borne below the upstream fixed seat 111, the downstream movable cold pressing plate 112 and the first horizontal guide rail 113;
preferably, the transverse arraying mechanism comprises a guide arraying plate 121 at the lower part, a vertical driving device 122 at the upper part for driving the guide arraying plate 121 to ascend and descend, a feeding frame 123 connected between the guide arraying plate 121 and the lower end of the vertical driving device 122, a second horizontal guide rail 124 for bearing the vertical driving device 122, and a second horizontal driving device 125 for driving the vertical driving device 122 to move along the second horizontal guide rail 124; second horizontal guide rail 124 is parallel to first horizontal guide rail 113; the guide alignment plate 121 includes a first guide alignment plate 1211 disposed at an upper side and curved to extend downward gradually from upstream to downstream, a second guide alignment plate 1212 disposed at a lower side and curved to extend downward gradually from upstream to downstream, and two connection guide alignment plates 1213 connected between corresponding side edges of the first guide alignment plate 1211 and the second guide alignment plate 1212; the first guide listing plate 1211 and the second guide listing plate 1212 are both smooth arcs; the upper end of the first guide arraying plate 1211 is connected with the lower end of the feeding frame 123, the upper end of the second guide arraying plate 1212 is connected with the upper end of the feeding frame 123, the height of the lower end of the second guide arraying plate 1212 is lower than that of the lower end of the first guide arraying plate 1211, and a feed port for the glue brushing template block to enter is formed in the feeding frame 123 and corresponds to the discharge end of the conveying device; the two connecting guide alignment plates 1213 gradually approach from top to bottom;
preferably, the glue brushing device comprises a first conveying belt 21 positioned below, a glue brushing rotating wheel 22 positioned above the first conveying belt 21 and rotating synchronously with the first conveying belt 21, a net layer winding roller 23 covering the glue fixing net cloth layer 7 on the glue brushing rotating wheel 22, a glue brushing mechanism for brushing glue on the glue fixing net cloth layer 7, a cold air blowing mechanism for cooling glue on the glue fixing net cloth layer 7, a leveling mechanism 27 for leveling the glue on the glue fixing net cloth layer 7, and a pressing mechanism for pressing the glue fixing net cloth layer 7 and the template blank 6 together; preferably, the glue brushing device further comprises a rotating wheel driving motor for driving the glue brushing rotating wheel 22 to rotate; the first conveyor belt 21 includes a first upstream conveyor wheel 211 at the upstream, a first downstream conveyor wheel 212 at the downstream, and a first conveyor motor that drives the first upstream conveyor wheel 211 or the first downstream conveyor wheel 212 to rotate; the axes of the glue brushing rotary wheel 22, the first upstream conveying wheel 211 and the first downstream conveying wheel 212 are parallel; preferably, the glue-brushing wheel 22 has a downstream side facing in the downstream direction of the first conveyor belt 21, and an upstream side facing in the opposite direction; preferably, the net layer winding roller 23, the glue brushing mechanism, the cold air blowing mechanism, the leveling mechanism 27 and the pressing mechanism are all positioned above the first conveyer belt 21, the net layer winding roller 23, the glue brushing mechanism and the cold air blowing mechanism are positioned at the upstream side of the glue brushing rotating wheel 22 and are sequentially arranged from top to bottom, and the leveling mechanism 27 and the pressing mechanism are positioned between the glue brushing rotating wheel 22 and the first conveyer belt 21; preferably, the layer 7 of the glue fixing gauze is formed with meshes for glue to permeate; preferably, the web layer winding roller 23 is parallel to the axis of the glue brushing rotary wheel 22;
preferably, the layer 7 of the fixing adhesive net cloth has a glue brushing surface and a back surface; the glue fixing mesh fabric layer 7 released by the mesh layer winding roller 23 bypasses the upstream side of the glue brushing rotating wheel 22 and is bonded with the upper surface of the template blank 6 on the first conveying belt 21, and the glue brushing surface faces outwards for the glue brushing mechanism to brush glue;
preferably, the glue brushing mechanism comprises a glue brushing roller 251 for brushing glue on a glue brushing surface, a glue supply groove 252 for supplying glue to the glue brushing roller 251, and a glue dipping roller 253 which is in contact with the glue brushing roller 251 and is immersed in glue in the glue supply groove 252; the glue dipping roller 253 and the glue brushing roller 251 are both parallel to the axis of the glue brushing rotating wheel 22;
preferably, the air-cooling mechanism comprises a cold air box 261 for directly blowing cold air towards the glue on the glue-fixing net cloth layer 7, a cold air fan 262 for providing cold air power for the cold air box 261, and a refrigerating device for supplying cold air to the cold air fan 262;
preferably, the leveling mechanism 27 includes a leveling roller 271 parallel to the axis of the squeegee roller 22, a guide support plate 272 supported below the leveling roller 271, and a leveling support frame 273 supported below the guide support plate 272; the guide support plate 272 is inclined from the top to the bottom toward the downstream direction;
preferably, the stitching mechanism is downstream of the flattening mechanism 27; preferably, the pressing mechanism comprises a pressing roller 281 directly above the first downstream conveying wheel 212, and a pressing driving device for driving the pressing roller 281 to press the surface of the fixed adhesive mesh fabric layer 7 downwards; the pressing driving device comprises a pressing bearing frame 2821 for bearing the pressing roller 281, a bearing fixing plate 2822 horizontally arranged above the pressing bearing frame 2821, two guide rods 2823 connected above the pressing bearing frame 2821 and sliding upwards to penetrate through the bearing fixing plate 2822, and a first pressure spring 2824 sleeved outside the guide rods 2823 and stretched between the bearing fixing plate 2822 and the pressing bearing frame 2821; the bearing fixing plate 2822 is formed with a sliding hole for the guide rod 2823 to slide through; the two guide rods 2823 correspond to the two ends of the pressing roller 281;
preferably, the cutting device comprises a cutting platform 31 located downstream of the first conveyor belt 21, a cutting knife 32 located above the cutting platform 31, and a cutting lifting device 33 driving the cutting knife 32 to lift;
preferably, the machine frame comprises two upstream main supporting columns 51 which are vertically arranged and are positioned at the upstream, two downstream main supporting columns 52 which are vertically arranged and are positioned at the downstream, an upstream cross beam connected between the two upstream main supporting columns 51, a downstream cross beam connected between the two downstream main supporting columns 52, two longitudinal beams 53 which are parallel to each other and are connected between the corresponding upstream main supporting columns 51 and the downstream main supporting columns 52, a first supporting frame 54 which carries the glue brushing wheel 22, a second supporting frame 55 which carries the net layer winding roller 23, a third supporting frame which carries the glue brushing roller 251, and a fourth supporting frame 58 which carries the cold air blowing mechanism;
preferably, two upstream main supporting pillars 51 are respectively disposed at both sides of the first conveying belt 21, and two downstream main supporting pillars 52 are respectively disposed at both sides of the first conveying belt 21; the first support frame 54 comprises two wheel triangular supports pivoted at two ends of the glue brushing wheel 22, each wheel triangular support comprises two wheel support rods which are gradually close to each other from top to bottom, the upper ends of the two wheel support rods are connected with the corresponding longitudinal beams 53, and the lower ends of the two wheel support rods are connected with the corresponding ends of the glue brushing wheel 22 through bearings;
preferably, the second support frame 55 comprises two net-layer triangular supports pivoted at two ends of the net-layer winding roller 23, each net-layer triangular support comprises two net-layer supporting rods approaching from upstream to downstream, the upstream ends of the two net-layer supporting rods are connected with the corresponding upstream main support column 51, and the downstream ends of the two net-layer supporting rods are connected with the corresponding ends of the net-layer winding roller 23 through bearings;
preferably, the third support frame comprises two glue brushing supports 571 connected to two ends of the glue brushing roller 251 and located above the glue supply groove 252; the glue brushing bracket 571 comprises a horizontal support rod 5711 connected with the corresponding upstream main support column 51, and an inclined support rod 5712 positioned above the horizontal support rod 5711; the upstream ends of the inclined support bars 5712 are connected with the corresponding upstream main support columns 51, and the downstream ends are connected with the corresponding horizontal support bars 5711; the inclined support rod 5712 is inclined from top to bottom towards the glue brushing roller 251; the upstream end of the horizontal support rod 5711 is connected with the corresponding upstream main support column 51, and the downstream end is connected with the corresponding end of the glue brushing roller 251 through a glue brushing bearing; the horizontal support rod 5711 is provided with a strip-shaped hole 57111 extending along the horizontal support rod 5711, and a sliding block 57112 sliding along the strip-shaped hole 57111 is arranged in the strip-shaped hole 57111; the strip-shaped hole 57111 has a facing end facing the glue-brushing rotating wheel 22, and an opposite end facing in the opposite direction; a second pressure spring 57113 is arranged between the reverse end and the sliding block 57112; the sliding block 57112 is provided with a mounting hole for mounting the brush rubber bearing;
preferably, the fourth supporting frame 58 includes a supporting tray 581 supported under the cold air bellows 261 and the cold air blower 262, and a supporting diagonal bar 582 supported under the supporting tray 581; the upstream end of the bearer diagonal 582 is connected to the corresponding upstream main support column 51, and the downstream end is connected to the bottom of the bearer tray 581; the supporting slant rod 582 is gradually inclined from bottom to top toward the glue-brushing rotating wheel 22. In the actual working process, under the control of a master controller, the glue brushing device brushes the glue on the die plate blank 6, then the cutting device cuts the continuous glue brushing template into glue brushing template blocks, and the conveying device conveys the glue brushing template blocks to the cold pressing execution device for cold pressing and forming. Specifically, the first conveyer belt 21 conveys the template blank 6 downstream one by one, the glue fixing mesh fabric layer 7 corresponds to the upper surface of the template blank 6, the glue fixing mesh fabric layer 7 corresponds to the upper surface of the glue fixing mesh fabric layer 7, the rotating wheel driving motor drives the glue brushing rotating wheel 22 to rotate synchronously with the operation of the first conveyer belt 21, the glue brushing rotating wheel 22 drives the glue fixing mesh fabric layer 7 and the template blank 6 to convey forwards synchronously, the net layer winding roller 23 is pulled to release the glue fixing mesh fabric layer 7, the glue brushing roller 251 in contact with the glue fixing mesh fabric layer 7 automatically rotates under the friction force of the glue fixing mesh fabric layer 7, the glue brushing roller 251 drives the glue dipping roller 253 in parallel contact with the glue brushing roller 251 to rotate and simultaneously brush glue in the glue supply groove 252, the glue brushing roller 251 continuously brushes glue on the outward glue brushing surface of the glue fixing mesh fabric layer 7, the glue can be adhered to be adsorbed and fixed by meshes, glue is not easy to accumulate and drip, enough and uniform glue is kept to be contacted with the peripheral surface of the glue brushing rotating wheel 22 through meshes of the glue fixing net cloth layer 7, and a felt paper layer is covered on the peripheral surface of the glue brushing rotating wheel 22 and cannot be firmly bonded with the glue; the air cooling mechanism that blows below the glue brushing mechanism refrigerates the air through a refrigerating device (a refrigerating principle similar to that of an air conditioner), the air cooling fan 262 provides power for the air cooling, the air cooling uniformly blows to the glue fixing net cloth layer 7 after entering the air cooling air box 261, the temperature of glue on the glue fixing net cloth layer 7 is reduced by the air cooling, the flowability of the glue is reduced to a viscous semi-solidification state, the glue is firmly adsorbed and fixed by the glue fixing net cloth layer 7, the glue cannot be accumulated and dripped, the glue fixing net cloth layer 7 can avoid the large-area falling condition of the glue after the adhesion force is reduced due to low temperature, although the glue at the moment still has viscosity, the viscosity is lower than that in the liquid state, and only the condition that the viscosity is enough to be preliminarily adhered to the template blank 6 is ensured. With the continuous rotation of the glue brushing rotating wheel 22, the glue fixing mesh fabric layer 7 containing glue bypasses the leveling roller 271 to turn downwards and bypasses the pressing roller 281 downwards along the guide support plate 272, the leveling roller 271 can turn the glue fixing mesh fabric layer 7 containing glue downwards along the trend while ensuring that the glue on the glue fixing mesh fabric layer 7 above is in contact with the glue brushing rotating wheel 22 to be conveyed, so that the glue on the glue fixing mesh fabric layer 7 is positioned at the rotating inner diameter and generates raised wrinkles, and the raised wrinkles on the glue fixing mesh fabric layer 7 can be flattened to the concave part under the pressure action of the leveling roller 271, so that the glue on the glue fixing mesh fabric layer 7 is further uniformly leveled, the uniformity of glue distribution is improved, and the bonding quality is further improved. When the glue fixing mesh fabric layer 7 and the template blank 6 are both positioned below the pressing roller 281, the glue brushing surface of the glue fixing mesh fabric layer 7 is downward contacted with the template blank 6, the glue fixing mesh fabric layer 7 forms a glue mesh layer containing glue, the glue mesh layer is firmly bonded with the template blank, and the glue fixing mesh fabric layer can also be used as a reinforcing rib of a continuous glue brushing template and a finished plywood, so that the plywood is not easy to deform, break and damage; the pressing roller 281 of the pressing mechanism generates continuous pressure to the solid adhesive net cloth layer 7 and the template blank 6 downward under the elastic action of the first pressure spring 2824 (the elastic action of the first pressure spring 2824 can adapt to the thickness change of the solid adhesive net cloth layer 7 and the template blank 6 and keep pressing force all the time, the guide rod 2823 plays a role in guiding the lifting of the pressing roller 281), and the pressing roller 281 is matched with the first downstream conveying wheel 212 right below to press and bond the solid adhesive net cloth layer 7 and the template blank 6 together through glue to form the continuous glue brushing template. When the continuous glue brushing template is continuously conveyed to the cutting device, the cutting lifting device 33 drives the cutting knife 32 to descend, and the continuous glue brushing template is cut between the corresponding adjacent template blanks 6, so that each template blank 6 is a glue brushing template block with a fixed length and provided with a glue fixing mesh fabric layer 7; then the glue brushing template blocks are conveyed to the downstream one by the conveying device, the glue brushing template blocks enter between the first guide row plate 1211, the second guide row plate 1212 and the connecting guide row plate 1213 from a feed inlet which is connected with the downstream, the glue brushing template blocks gradually turn downwards along with the smooth arc-shaped first guide row plate 1211 and the smooth arc-shaped second guide row plate 1212 slide along the same trend, and gradually and orderly align the corresponding positions on the cold pressing bracket 115 under the action of the connecting guide row plate 1213, the feeding frame 123 is driven by the vertical driving device 122 to drive the first guide row plate 1211 and the second guide row plate 1212 to move downwards in the moving process of the glue brushing template blocks, and the vertical driving device 122 is driven by the second horizontal driving device 125 to move upwards or downwards along the second horizontal guide rail 124 for position adjustment so that the glue brushing template blocks are positioned right above the corresponding positions, then, the second horizontal driving device 125 is used for driving the vertical driving device 122 to move upstream along the second horizontal guide rail 124, so as to drive the second guide alignment plate 1212 to push the glue brushing template block upstream, so that the glue brushing template block is closed upstream, because the upper part of the second guide alignment plate 1212 is located at an upstream position than the lower part, the upper part of the glue brushing template block can be closed obliquely upstream, and then under the action of the second horizontal driving device 125 and the vertical driving device 122, the transverse alignment mechanism returns to the position for bearing the glue brushing template block again to perform one-to-one transverse alignment in the horizontal direction on the glue brushing template block. The interlayer is positioned above the template blank without glue on the upper surface, each group of glue brushing template blocks comprises a plurality of layers of glue brushing template blocks, the interlayer can separate the glue brushing template blocks of the adjacent groups, a plurality of groups of glue brushing template blocks can be simultaneously formed by cold pressing, and each group of glue brushing template blocks which are simultaneously formed by cold pressing at each time are independent and cannot mutually influence; after the cold press bracket 115 transversely lines a sufficient number of glue brushing template blocks between the upstream fixed seat 111 and the downstream movable cold press plate 112, the vertical driving device 122 drives the feeding frame 123 to drive the first guide rowed plate 1211 and the second guide rowed plate 1212 to be withdrawn upwards between the upstream fixed seat 111 and the downstream movable cold press plate 112, the first horizontal driving device 114 drives the downstream movable cold press plate 112 to move towards the upstream fixed seat 111 along the first horizontal guide rail 113, and the glue brushing template blocks are matched with the upstream fixed seat 111 to be cold-pressed and formed into an initial glued board. The first support frame 54 can firmly bear two ends of the glue brushing rotating wheel 22 through a triangular support structure; the second support frame 55 can firmly bear two ends of the net layer winding roller 23 through a triangular support structure; the third support frame firmly supports two ends of the glue brushing roller 251 through a triangular support structure, the second pressure spring 57113 keeps elastic supporting force on the sliding block 57112 by utilizing the elastic supporting force, the glue brushing bearing moves along with the sliding block 57112, and the thickness change of the glue fixing mesh fabric layer 7 can be adapted to by utilizing the elastic action of the second pressure spring 57113 to keep the glue brushing contact force all the time; the fourth support frame 58 firmly supports the cooling air blowing mechanism through a triangular support structure. The glue fixing mesh fabric layer 7 can be used as a reinforcing rib of a finished plywood product while ensuring that the glue penetrates to bond the glue fixing mesh fabric layer 7 and the template blank 6 together, so that the plywood has better elasticity, and is not easy to deform and break. The glue fixation mesh fabric layer 7 can be mesh fabric woven by nylon and other fabrics.
Preferably, the cold air bellows 261 includes a blowing case plate 2611 facing the brush runner 22, and a back plate facing in the opposite direction; the air blowing case plate 2611 is formed with a plurality of air blowing holes 2612, and the cold air fan 262 and the rear plate are connected together by a cold air duct. In the actual working process of the invention, the cold air entering the cold air bellows 261 can be uniformly sprayed onto the glue on the glue net cloth layer 7 from the air blowing holes 2612 to uniformly and comprehensively cool the glue. The specific structure may be that the air blowing box plate 2611 is in a circular arc shape matched with the outer peripheral surface of the glue brushing rotating wheel 22.
Preferably, the blow box plate 2611 has an upper edge at the top and a lower edge at the bottom; the upper edge is provided with an elastic scraping plate 2613 extending along the upper edge, and the elastic scraping plate 2613 is gradually inclined towards the direction of the glue brushing rotating wheel 22 from top to bottom. In the actual working process, before the glue on the solid glue net cloth layer 7 is cooled to reduce the fluidity, the elastic glue scraping plate 2613 can scrape the glue on the solid glue net cloth layer 7 to make the glue on the solid glue net cloth layer 7 more uniform and flat, and then the glue is cooled by cold air to reduce the fluidity to be shaped, so that the glue is kept in a uniform and flat state. And the elastic scraping plate 2613 has elasticity and can be adjusted adaptively according to the thickness of the fixed rubber mesh fabric layer 7.
Preferably, the elastic squeegee 2613 is a rubber plate or a steel plate.
Preferably, the lower end of the guide support plate 272 is formed with a horizontally extending portion 2721 extending toward the pressing mechanism. In the actual working process, the horizontal extending part 2721 can horizontally guide the downward-turned solid rubber net cloth layer 7, so that the solid rubber net cloth layer 7 can be in parallel contact with the template blank 6, and the gluing and compounding of the solid rubber net cloth layer and the template blank are realized. The concrete structure can be that the horizontal extension portion 2721 and the guide support plate 272 are in transition connection through a smooth arc-shaped plate, so that the smoothness of the sliding of the glue fixing mesh fabric layer 7 is ensured.
In order to realize the bearing of the guide support plate 272 to the leveling roll 271 and facilitate the rotation of the leveling roll 271, it is preferable that the upper end of the guide support plate 272 is provided with two leveling end bearing bars 2722 pivotally connected to the corresponding ends of the leveling roll 271.
Preferably, the conveyor means includes a downstream conveyor belt 41 downstream of the cutting deck 31, a lineup conveyor belt 42 downstream of the downstream conveyor belt 41, a lineup operating motor for driving the lineup conveyor belt 42, a lineup carrier 43 for carrying the lineup conveyor belt 42, a lineup support frame 44 for supporting the lineup conveyor belt 42, and a swing drive 45 for swing-driving the lineup carrier 43; the alignment conveyor 42 has an input end corresponding to the downstream conveyor 41, and an output end corresponding to the guide alignment plate; the Row column support 44 is supported at the input end, and the input end is connected with the upper end of the Row column support 44 through a first rotating shaft 46, so that the Row column conveyer belt 42 can be turned over up and down; the swing driving means 45 is a first fluid pressure cylinder supported below the arraying carrier 43, and the upper ends of the arraying carrier 43 and the swing driving means 45 are connected together by a second rotating shaft 47 parallel to the first rotating shaft 46. In the actual working process of the invention, after the glue brushing template blocks reach the conveying device, the glue brushing template blocks are continuously conveyed downstream one by the downstream conveying belt 41, when the glue brushing template blocks reach the rowed conveying belt 42, the rowed conveying belt 42 is driven by the rowed running motor to drive the glue brushing template blocks to generate a certain speed, meanwhile, under the swinging drive of the swinging drive device 45, the rowed bearing frame 43 drives the rowed conveying belt 42 to swing up and down by virtue of the first rotating shaft 46, and the glue brushing template blocks fall onto the lower cold pressing plate one by virtue of inertia to be listed.
Preferably, the downstream moving cold-pressing plate 112 has a cold-pressing side facing the upstream fixed seat 111; the cold pressing side surface comprises an extending cold pressing section 1121 which is positioned at the upper part and extends to the upper part of the placing area of the brushing glue template block, and an extending notch 1122 which is positioned at the lower part and is used for the placing area of the brushing glue template block to extend into; the lower end of the downstream moving cold-pressing plate 112 is formed with a first runner 1123 which cooperates with the first horizontal guide rail 113. In the actual working process, the downstream movable cold-pressing plate 112 extends into the cold-pressing section 1121 to extend to the position above the glue brushing template block placing area to perform cold pressing on each glue brushing template block, and the cold-pressing section 1121 and the gap 1122 can adapt to glue brushing template blocks with different thicknesses to perform smooth cold pressing.
Preferably, the first guide strake 1211 and the second guide strake 1212 are each in the shape of an elliptical arc; the tangent lines of the upper ends of the first guide alignment plate 1211 and the second guide alignment plate 1212 are in a horizontal plane, and the tangent lines of the lower ends are in a vertical plane. This structure can make brush gluey template piece directly get into from the feed inlet, just receives the decurrent effort of second direction strander 1212 board after only getting into moreover, and damage condition such as rupture appears in the brush gluey template piece, directly falls on corresponding region when the brush gluey template piece is roll-off downwards, and it is all more smooth and easy with the horizontal strander mechanism of roll-off.
Preferably, the vertical driving device 122 is cooperatively connected with the second horizontal guiding rail 124 through a second sliding sleeve 1221; the second horizontal driving device 125 comprises a screw 1251 connected with the second sliding sleeve 1221 and parallel to the second horizontal guide rail 124, and a horizontal driving motor 1252 for driving the screw 1251 to rotate; the horizontal driving motor 1252 is connected with the second horizontal guide rail 124; the second sliding sleeve 1221 is formed with a threaded hole that mates with the threaded rod 1251. In the practical working process of the present invention, the second horizontal driving device 125 drives the screw 1251 to rotate through the horizontal driving motor 1252, and the screw 1251 drives the second sliding sleeve 1221 to drive the vertical driving device 122 to move along the second horizontal guiding rail 124 through cooperation with the screw. The horizontal driving motor 1252 is a servo motor controlled by the master controller, so that the automation degree is high, and the action is accurate and smooth.
Preferably, the downstream conveying belt 41 includes a second upstream conveying wheel 411 at the upstream, a second downstream conveying wheel 412 at the downstream, and a second conveying motor that drives the second upstream conveying wheel 411 or the second downstream conveying wheel 412 to rotate. In the actual working process of the invention, the second conveying motor drives the second upstream conveying wheel 411 or the second downstream conveying wheel 412 to rotate so as to realize the conveying function.
The product form of the present invention is not limited to the embodiments and examples shown in the present application, and any suitable changes or modifications of the similar ideas should be made without departing from the patent scope of the present invention.

Claims (9)

1. The overhead cold press is characterized in that: the glue brushing device comprises a cold pressing execution device, a glue brushing device, a cutting device, a conveying device, a rack and a master controller, wherein the glue brushing device is used for bonding a glue fixing net cloth layer on a template blank to form a continuous glue brushing template;
the conveying device is provided with a discharge end facing the cold pressing execution device and used for flowing out of the glue brushing template block;
the cold pressing execution device comprises a cold pressing part positioned at the lower part and a transverse arraying mechanism positioned at the upper part; the cold pressing part comprises an upstream fixed seat in the upstream direction, a downstream movable cold pressing plate in the downstream direction and applying pressure to the upstream fixed seat, a first horizontal guide rail which is positioned below the downstream movable cold pressing plate and guides the downstream movable cold pressing plate, a first horizontal driving device which drives the downstream movable cold pressing plate to move in a reciprocating manner, and a cold pressing bracket which is borne below the upstream fixed seat, the downstream movable cold pressing plate and the first horizontal guide rail;
the transverse arraying mechanism comprises a guide arraying plate positioned below, a vertical driving device positioned above the guide arraying plate and used for driving the guide arraying plate to lift, a feeding frame connected between the guide arraying plate and the lower end of the vertical driving device, a second horizontal guide rail for bearing the vertical driving device, and a second horizontal driving device for driving the vertical driving device to move along the second horizontal guide rail; the second horizontal guide rail is parallel to the first horizontal guide rail; the guide strake plates comprise a first guide strake plate which is positioned at the upper side and gradually extends and bends downwards from the upstream to the downstream, a second guide strake plate which is positioned at the lower side and gradually extends and bends downwards from the upstream to the downstream, and two connecting guide strake plates which are connected between corresponding side edges of the first guide strake plate and the second guide strake plate; the first guide strake plate and the second guide strake plate are both smooth arcs; the upper end of the first guide strake is connected with the lower end of the feeding frame, the upper end of the second guide strake is connected with the upper end of the feeding frame, the height of the lower end of the second guide strake is lower than that of the lower end of the first guide strake, a feeding hole for glue brushing template blocks to enter is formed in the feeding frame, and the feeding hole corresponds to the discharging end of the conveying device; the two connecting guide row plates gradually approach from top to bottom;
the glue brushing device comprises a first conveying belt positioned below, a glue brushing rotating wheel positioned above the first conveying belt and rotating synchronously with the first conveying belt, a rotating wheel driving motor for driving the glue brushing rotating wheel to rotate, a net layer winding roller for covering a solid glue net cloth layer on the glue brushing rotating wheel, a glue brushing mechanism for brushing glue on the solid glue net cloth layer, a cold air blowing mechanism for cooling glue air blowing on the solid glue net cloth layer, a leveling mechanism for leveling the glue on the solid glue net cloth layer, and a pressing mechanism for pressing the solid glue net cloth layer and a template blank together; the first conveying belt comprises a first upstream conveying wheel at the upstream, a first downstream conveying wheel at the downstream and a first conveying motor for driving the first upstream conveying wheel or the first downstream conveying wheel to rotate; the axes of the glue brushing rotating wheel, the first upstream conveying wheel and the first downstream conveying wheel are parallel; the glue-brushing rotating wheel is provided with a downstream side facing to the downstream direction of the first conveying belt and an upstream side facing to the opposite direction; the net layer winding roller, the glue brushing mechanism, the cold air blowing mechanism, the leveling mechanism and the pressing mechanism are all positioned above the first conveying belt, the net layer winding roller, the glue brushing mechanism and the cold air blowing mechanism are positioned at the upstream side of the glue brushing rotating wheel and are sequentially arranged from top to bottom, and the leveling mechanism and the pressing mechanism are positioned between the glue brushing rotating wheel and the first conveying belt; the glue fixing net cloth layer is provided with meshes for glue to permeate; the net layer winding roller is parallel to the axis of the glue brushing rotating wheel;
the glue fixing mesh fabric layer is provided with a glue brushing surface and a back surface; the glue fixing mesh fabric layer released by the mesh layer roller bypasses the upstream side of the glue brushing rotating wheel and is bonded with the upper surface of the die plate blank on the first conveying belt, and the glue brushing surface faces outwards for the glue brushing mechanism to brush glue;
the glue brushing mechanism comprises a glue brushing roller for brushing glue on the glue brushing surface, a glue supply groove for supplying glue to the glue brushing roller, and a glue dipping roller which is contacted with the glue brushing roller and is dipped into glue in the glue supply groove; the glue dipping roller and the glue brushing roller are both parallel to the axis of the glue brushing rotating wheel;
the cold air blowing mechanism comprises a cold air box, a cold air fan and a refrigerating device, wherein the cold air box is used for blowing cold air directly towards glue on the glue fixing net cloth layer;
the leveling mechanism comprises a leveling roller parallel to the axis of the glue brushing rotating wheel, a guide supporting plate supported below the leveling roller, and a leveling supporting frame supported below the guide supporting plate; the guide support plate is inclined from top to bottom towards the downstream direction;
the pressing mechanism is positioned at the downstream of the leveling mechanism; the pressing mechanism comprises a pressing roller positioned right above the first downstream conveying wheel and a pressing driving device for driving the pressing roller to downwards abut against the surface of the fixed rubber mesh layer; the pressing driving device comprises a pressing bearing frame for bearing the pressing roller, a bearing fixing plate horizontally arranged above the pressing bearing frame, two guide rods connected above the pressing bearing frame and penetrating through the bearing fixing plate in an upward sliding manner, and a first pressure spring sleeved outside the guide rods and stretched between the bearing fixing plate and the pressing bearing frame; the bearing fixing plate is provided with a sliding hole for the guide rod to slide through; the two guide rods correspond to the two ends of the pressing roller;
the cutting device comprises a cutting platform arranged at the downstream of the first conveying belt, a cutting knife arranged above the cutting platform, and a cutting lifting device for driving the cutting knife to lift;
the machine frame comprises two upstream main supporting columns which are vertically arranged and are positioned at the upstream, two downstream main supporting columns which are vertically arranged and are positioned at the downstream, an upstream cross beam connected between the two upstream main supporting columns, a downstream cross beam connected between the two downstream main supporting columns, two longitudinal beams which are parallel to each other and are connected between the corresponding upstream main supporting column and the corresponding downstream main supporting column, a first supporting frame for bearing the glue brushing rotating wheel, a second supporting frame for bearing the net layer winding roller, a third supporting frame for bearing the glue brushing roller and a fourth supporting frame for bearing the cold air blowing mechanism;
the two upstream main supporting columns are respectively arranged on two sides of the first conveying belt, and the two downstream main supporting columns are respectively arranged on two sides of the first conveying belt; the first support frame comprises two rotating wheel triangular supports which are pivoted at two ends of the glue brushing rotating wheel, each rotating wheel triangular support comprises two rotating wheel supporting rods which are gradually close to each other from top to bottom, the upper ends of the two rotating wheel supporting rods are connected with the corresponding longitudinal beams, and the lower ends of the two rotating wheel supporting rods are connected with the corresponding ends of the glue brushing rotating wheel through bearings;
the second support frame comprises two net layer triangular supports pivoted at two ends of the net layer winding roller, each net layer triangular support comprises two net layer supporting rods which are gradually close from upstream to downstream, the upstream ends of the two net layer supporting rods are connected with the corresponding upstream main support column, and the downstream ends of the two net layer supporting rods are connected with the corresponding ends of the net layer winding roller through bearings;
the third support frame comprises two glue brushing supports which are connected with two ends of the glue brushing roller and are positioned above the glue supply groove; the glue brushing bracket comprises a horizontal support rod connected with the corresponding upstream main support column and an inclined support rod positioned above the horizontal support rod; the upstream ends of the inclined supporting rods are connected with the corresponding upstream main supporting columns, and the downstream ends of the inclined supporting rods are connected with the corresponding horizontal supporting rods; the inclined supporting rod is gradually inclined towards the direction of the glue brushing roller from top to bottom; the upstream end of the horizontal support rod is connected with the corresponding upstream main support column, and the downstream end of the horizontal support rod is connected with the corresponding end of the glue brushing roller through a glue brushing bearing; the horizontal support rod is provided with a strip-shaped hole extending along the horizontal support rod, and a sliding block sliding along the strip-shaped hole is arranged in the strip-shaped hole; the strip-shaped hole is provided with a facing end facing the glue brushing rotating wheel and a reverse end facing the opposite direction; a second pressure spring is arranged between the reverse end and the sliding block in an opening mode; the sliding block is provided with a mounting hole for mounting the glue brushing bearing;
the fourth support frame comprises a bearing tray supported below the cold air bellows and the cold air fan and a bearing inclined rod supported below the bearing tray; the upstream end of the bearing diagonal rod is connected with the corresponding upstream main supporting column, and the downstream end of the bearing diagonal rod is connected with the bottom of the bearing tray; the bearing inclined rod is arranged in an inclined mode from bottom to top towards the direction of the glue brushing rotating wheel gradually.
2. The overhead cold press of claim 1, wherein: the cold air box comprises an air blowing box plate facing the glue brushing rotating wheel and a back plate facing to the opposite direction; the air blowing box plate is provided with a plurality of air blowing holes, and the cold air fan and the back plate are connected together through a cold air pipeline.
3. The overhead cold press of claim 2, wherein: the blow box plate has an upper edge at an upper side and a lower edge at a lower side; the upper edge is equipped with the elasticity of following the upper edge extension and scrapes the offset plate, elasticity scrapes the offset plate from top to bottom towards the slope of brush gluey runner direction sets up gradually.
4. The overhead cold press of claim 3, wherein: the elastic rubber scraping plate is a rubber plate or a steel plate.
5. The overhead cold press of claim 4, wherein: the lower end of the guide support plate is provided with a horizontal extension part extending towards the pressing mechanism.
6. The overhead cold press of claim 5, wherein: the upper end of the guide supporting plate is provided with two leveling end bearing rods which are correspondingly pivoted with the two ends of the leveling roller.
7. The overhead cold press of claim 6, wherein: the conveying device comprises a downstream conveying belt positioned at the downstream of the cutting platform, a row conveying belt positioned at the downstream of the downstream conveying belt, a row running motor for driving the row conveying belt, a row bearing frame for bearing the row conveying belt, a row supporting frame for supporting the row conveying belt, and a swing driving device for swing driving the row bearing frame; the Row conveyer belt is provided with an input end corresponding to the downstream conveyer belt and an output end corresponding to the guide Row plate; the Row line supporting frame is supported at the input end, and the input end is connected with the upper end of the Row line supporting frame through a first rotating shaft, so that the Row line conveying belt can be turned over up and down; the swing driving device is a first fluid pressure cylinder supported below the arraying bearing frame, and the arraying bearing frame and the upper end of the swing driving device are connected together through a second rotating shaft parallel to the first rotating shaft.
8. The overhead cold press of claim 7, wherein: the first guide strake plate and the second guide strake plate are both in an elliptical arc shape; the tangent lines of the upper ends of the first guide strake and the second guide strake are both in the horizontal plane, and the tangent lines of the lower ends of the first guide strake and the second guide strake are both in the vertical plane.
9. The overhead cold press of claim 8, wherein: the vertical driving device is matched and connected with the second horizontal guide rail through a second sliding sleeve; the second horizontal driving device comprises a screw rod which is connected with the second sliding sleeve and is parallel to the second horizontal guide rail, and a horizontal driving motor which drives the screw rod to rotate; the horizontal driving motor is connected with the second horizontal guide rail; and a screw hole matched with the screw rod is formed in the second sliding sleeve.
CN201810777790.2A 2018-07-16 2018-07-16 Overhead cold press Active CN109015952B (en)

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