CN108247773B - Pre-compaction device of plywood - Google Patents
Pre-compaction device of plywood Download PDFInfo
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- CN108247773B CN108247773B CN201810205161.2A CN201810205161A CN108247773B CN 108247773 B CN108247773 B CN 108247773B CN 201810205161 A CN201810205161 A CN 201810205161A CN 108247773 B CN108247773 B CN 108247773B
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- roller
- pressing
- pressing roller
- plywood
- wall
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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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Veneer Processing And Manufacture Of Plywood (AREA)
Abstract
The invention discloses a prepressing device of plywood in the technical field of plywood processing, which comprises a fixed frame, a conveying roller, a first pressing roller, a second pressing roller and side pressing rollers, wherein a moving seat and a screw rod are moved up and down through a rotating cam, so that the height of the side pressing rollers is changed regularly; after the laminated board is pressed by the first pressing roller and the side pressing roller, the laminated board is pressed for the second time by the second pressing roller, so that the pressing effect is further improved; the invention adopts a method of partial pressing, so that each part can be uniformly pressed, the problem caused by large-area pressing is effectively avoided, the structure is simple, and the production cost is low.
Description
Technical Field
The invention relates to the technical field of plywood processing, in particular to a prepressing device for plywood.
Background
The plywood is one of common furniture materials, is one of three large plates of an artificial plate, and can also be used as a material for airplanes, ships, trains, automobiles, buildings, packing boxes and the like. A group of veneers are typically assembled and glued perpendicular to each other in the direction of the adjacent layers of wood grain, and the skins and inner sheets are typically symmetrically disposed on either side of the center layer or core. The glued veneer is pressed into the wood grain board blank by the criss-cross matching of the glued veneer according to the wood grain direction under the condition of heating or not heating. The number of layers is generally odd, and a few are even. The difference of physical and mechanical properties in the longitudinal and transverse directions is small. The types of plywood commonly used are plywood, plywood and the like. The plywood can improve the utilization rate of the wood and is a main way for saving the wood.
The veneer board needs to be pre-pressed after single-layer boards are glued in the processing process of the veneer board so as to be pressed and formed in the later period. The existing prepressing device generally adopts a hydraulic cylinder to control the upper pressing plate to move to carry out integral pressing, the area of one-time pressing is too large, incomplete pressing is easy to occur between laminates, the prepressing effect is not good enough, and the problem of complex structure exists in the control of the hydraulic cylinder, so that the production cost is increased.
Based on this, the invention designs a pre-pressing device of plywood to solve the problems.
Disclosure of Invention
The invention aims to provide a prepressing device of a plywood, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a prepressing device of plywood comprises a fixing frame, conveying rollers, a first pressing roller, a second pressing roller and side pressing rollers, wherein the fixing frame is symmetrically arranged on two sides, the conveying rollers are uniformly arranged between the bottoms of the two fixing frames, the middle of the upper part of the fixing frame is symmetrically provided with the two side pressing rollers, the front side and the rear side of each side pressing roller are respectively provided with the first pressing roller and the second pressing roller, the middle of the fixing frame is provided with an outward-expanding wall corresponding to the side pressing rollers, the bottom of the outward-expanding wall is an arc-shaped side wall, the upper part of the outward-expanding wall is a straight side wall, the bottom end of the straight side wall is tangent to the arc-shaped side wall, the top end of the outward-expanding wall is provided with a limiting rod, a vertical limiting groove is arranged on the limiting rod, a moving seat is arranged on the outer side of the limiting rod, a screw rod is rotatably connected, the two ends of the side pressing roller are rotatably connected with the moving block, the bottom of the moving seat is provided with a connecting groove, two connecting wheels are rotatably connected to two side walls of the connecting groove respectively, the outer side wall of the outer expanding wall is rotatably connected with a cam, a widening edge is arranged at the edge of the cam along the outer contour of the cam, and the widening edge is correspondingly connected with the connecting wheels on the upper side and the lower side of the connecting groove.
Preferably, the bottom of the moving block is fixedly connected with a connecting plate, connecting rods are symmetrically fixed to two sides of the bottom surface of the connecting plate, the lateral compression roller is located between the two connecting rods, and two ends of the lateral compression roller are respectively connected with the connecting rods in a rotating mode.
Preferably, the arc side wall of the outward-expanding wall is a quarter arc, the radius of the arc side wall is equal to that of the side pressing roll, and the bottom end of the arc side wall is equal to that of the side pressing roll.
Preferably, the center of the conveying roller is provided with a rotating shaft, the rotating shaft is rotatably connected with the fixing frame, one end of the rotating shaft penetrates through the fixing frame and is fixed with a gear, the gears on the adjacent conveying rollers are mutually meshed, and one gear is further connected with a motor.
Preferably, the center lines of the first press roller, the second press roller and the side press roller are located at the same horizontal height, the diameters of the side press roller and the first press roller are equal, and the diameter of the second press roller is larger than that of the first press roller.
Preferably, the first press roll has a length smaller than that of the second press roll.
Preferably, the screw rod and the cam are respectively connected with a motor.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the movable seat and the screw rod move up and down through the rotating cam, so that the height of the side pressing roller is changed regularly, when the side pressing roller moves up, the conveying roller rotates to move a laminate to be laminated, the first pressing roller performs primary lamination on the middle part of the laminate, when the side pressing roller is positioned at the innermost side of the screw rod, the bottom end is just in contact with the laminate, the conveying roller stops moving, the side pressing roller moves from inside to outside to perform lamination on the side edge of the laminate, so that the laminate is completely laminated, and the laminating effect is good; after the laminated board is pressed by the first pressing roller and the side pressing roller, the laminated board is pressed for the second time by the second pressing roller, so that the pressing effect is further improved; the invention adopts a method of partial pressing, so that each part can be uniformly pressed, the problem caused by large-area pressing is effectively avoided, the structure is simple, and the production cost is low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention (the movable base and the lead screw are not shown);
FIG. 3 is a side view of the present invention;
FIG. 4 is a schematic view of the connection between the cam and the movable base according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a fixed frame, 101-an outward expanding wall, 2-a conveying roller, 3-a first compression roller, 4-a second compression roller, 5-a lateral compression roller, 501-a connecting plate, 6-a moving block, 7-a screw rod, 8-a moving seat, 801-a connecting groove, 802-a connecting wheel, 9-a cam, 901-a widening edge and 10-a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to the drawings, the present invention provides a technical solution: a pre-pressing device for plywood comprises a fixed frame 1, conveying rollers 2, first pressing rollers 3, second pressing rollers 4 and side pressing rollers 5, wherein the fixed frame 1 is symmetrically arranged at two sides, the conveying rollers 2 are uniformly arranged between the bottoms of the two fixed frames 1, the middle of the upper part of the fixed frame is symmetrically provided with the two side pressing rollers 5, the front side and the rear side of each side pressing roller 5 are respectively provided with the first pressing roller 3 and the second pressing roller 4, the middle of the fixed frame 1 is provided with an outer expanding wall 101 corresponding to the side pressing roller 5, the bottom of the outer expanding wall 101 is a circular arc side wall, the upper part of the outer expanding wall is a straight side wall, the bottom of the straight side wall is tangent to the circular arc side wall, the top end of the outer expanding wall 101 is provided with a limiting rod 10, a vertical limiting groove is arranged on the limiting rod 10, a movable seat 8 is arranged at the outer side of the limiting rod 10, a screw rod 7, the screw threads of the screw rods 7 on the two sides are opposite in rotating direction and are respectively sleeved with a movable block 6, the two ends of the side pressure roller 5 are rotatably connected with the movable blocks 6, the bottom of the movable seat 8 is provided with a connecting groove 801, the two side walls of the connecting groove 801 are respectively rotatably connected with two connecting wheels 802, the outer side wall of the outer expanded wall 101 is rotatably connected with a cam 9, the edge of the cam 9 is provided with a widening edge 901 along the outer contour of the cam 9, and the widening edge 901 is correspondingly connected with the connecting wheels 802 on the upper side and the lower side of the connecting groove 801.
The bottom of the moving block 6 is fixedly connected with a connecting plate 501, connecting rods are symmetrically fixed on two sides of the bottom surface of the connecting plate 501, the side pressing roller 5 is positioned between the two connecting rods, two ends of the side pressing roller are respectively and rotatably connected with the connecting rods, and the side pressing roller 5 is rotatably connected with the moving block 6 through the connecting rods and the connecting plate 501; the arc side wall of the outward-expanding wall 101 is a quarter arc, the radius of the arc side wall is equal to that of the side press roll 5, and the bottom end of the arc side wall is equal to that of the side press roll 5, so that the side press roll 5 can completely press the two sides of the laminated board; a rotating shaft is arranged at the center of each conveying roller 2, the rotating shaft is rotatably connected with the fixed frame 1, one end of each rotating shaft penetrates through the fixed frame 1 and is fixedly provided with a gear, the gears on the adjacent conveying rollers 2 are mutually meshed, one gear is also connected with a motor, and the conveying rollers 2 are enabled to rotate at regular time according to requirements by turning on and off the motor at regular time, so that the laminates move intermittently; the central lines of the first pressing roller 3, the second pressing roller 4 and the side pressing roller 5 are positioned at the same horizontal height, the diameters of the side pressing roller 5 and the first pressing roller 3 are equal, the diameter of the second pressing roller 4 is larger than that of the first pressing roller 3, primary pressing is carried out through the side pressing roller 5 and the first pressing roller 3, secondary pressing is carried out through the second pressing roller 4, pressing precision is gradually improved, and final shaping pressing is facilitated; the length of the first press roller 3 is smaller than that of the second press roller 4, the middle part of the laminate is pressed through the first press roller 3, the two sides are pressed through the side press roller 5, the pressing is complete, and finally the lamination is further performed through the second press roller 4; the screw rod 7 and the cam 9 are respectively connected with a motor, and the cam 9 and the screw rod 7 are respectively rotated by the two motors.
One specific application of this embodiment is: the movable seat 8 and the lead screw 7 are moved up and down through the rotating cam 9, so that the height of the side pressing roller 5 is changed regularly, when the side pressing roller 5 moves upwards, the conveying roller 2 rotates to enable a laminate to be pressed to move, the first pressing roller 3 performs primary pressing on the middle part of the laminate, when the side pressing roller 5 is located at the innermost side of the lead screw 7, the bottom end of the side pressing roller is just in contact with the laminate, the conveying roller 2 stops moving, the side pressing roller 5 moves from inside to outside to perform pressing on the side edge of the laminate, so that the laminate is completely pressed, the pressing effect is good, and shaping pressing in the later period is facilitated; after the laminated board is pressed by the first pressing roller 3 and the side pressing roller 5, the laminated board is pressed for the second time by the second pressing roller 4, so that the pressing effect is further improved; the invention adopts a method of partial pressing, so that each part can be uniformly pressed, the problem caused by large-area pressing is effectively avoided, the structure is simple, and the production cost is low.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a pre-compaction device of plywood, includes mount, conveying roller, first compression roller, second compression roller and side compression roller, the mount symmetry sets up in both sides, evenly is provided with conveying roller, its characterized in that between the bottom of two mounts: two side compression rollers are symmetrically arranged in the middle of the upper parts of the two fixing frames, a first compression roller and a second compression roller are respectively arranged on the front side and the rear side of each side compression roller, an outward-expanding wall is arranged in the middle of each fixing frame and corresponds to the side compression rollers, the bottom of the outward-expanding wall is an arc-shaped side wall, the upper part of each outward-expanding wall is a straight side wall, the bottom end of each straight side wall is tangent to the arc-shaped side wall, a limiting rod is arranged at the top end of each outward-expanding wall, a vertical limiting groove is formed in each limiting rod, a moving seat is arranged on the outer side of each limiting rod and is rotatably connected with a lead screw, one end of each lead screw penetrates through the limiting groove in the corresponding limiting rod and is fixedly connected with the lead screw on the other side, the screw threads on the two sides of the lead screws are opposite in screwing direction and are respectively sleeved with a moving block, the, the edge of the cam is provided with a widening edge along the outer contour of the cam, and the widening edge is correspondingly connected with the connecting wheels at the upper side and the lower side in the connecting groove.
2. Pre-pressing device of plywood according to claim 1, characterized in that: the bottom of the moving block is fixedly connected with a connecting plate, connecting rods are symmetrically fixed on two sides of the bottom surface of the connecting plate, the lateral compression rollers are located between the two connecting rods, and two ends of the lateral compression rollers are respectively connected with the connecting rods in a rotating mode.
3. Pre-pressing device of plywood according to claim 1, characterized in that: the arc side wall of the outward-expanding wall is a quarter arc, the radius of the arc side wall is equal to that of the side pressing roll, and the bottom end of the arc side wall is equal to that of the side pressing roll in height.
4. Pre-pressing device of plywood according to claim 1, characterized in that: the conveying roller is characterized in that a rotating shaft is arranged at the center of the conveying roller and is rotatably connected with the fixing frame, one end of the rotating shaft penetrates through the fixing frame and is fixedly provided with a gear, the gears on the adjacent conveying rollers are mutually meshed, and one gear is further connected with a motor.
5. Pre-pressing device of plywood according to claim 1, characterized in that: the central lines of the first pressing roller, the second pressing roller and the side pressing roller are positioned at the same horizontal height, the diameters of the side pressing roller and the first pressing roller are equal, and the diameter of the second pressing roller is larger than that of the first pressing roller.
6. Plywood pre-pressing device according to claim 5, characterized in that: the length of the first press roller is smaller than that of the second press roller.
7. A pre-pressing device for plywood according to any one of claims 1-6, characterized in that: the screw rod and the cam are respectively connected with a motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205161.2A CN108247773B (en) | 2018-03-13 | 2018-03-13 | Pre-compaction device of plywood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205161.2A CN108247773B (en) | 2018-03-13 | 2018-03-13 | Pre-compaction device of plywood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108247773A CN108247773A (en) | 2018-07-06 |
| CN108247773B true CN108247773B (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810205161.2A Active CN108247773B (en) | 2018-03-13 | 2018-03-13 | Pre-compaction device of plywood |
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| CN (1) | CN108247773B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109176759A (en) * | 2018-09-10 | 2019-01-11 | 孙霞伢 | A method of improving Strength of Plywood |
| CN109093787B (en) * | 2018-09-18 | 2020-12-29 | 柳城县迪森人造板有限公司 | Plywood press-fit forming machine |
| CN109176765B (en) * | 2018-09-18 | 2020-11-24 | 安徽省赛旺劳务分包有限公司 | Plywood bonding setting device |
| CN109176755B (en) * | 2018-09-18 | 2020-12-11 | 安庆永大体育用品有限公司 | Compression molding method of plywood |
| CN109262793A (en) * | 2018-10-08 | 2019-01-25 | 浙江花景木业有限公司 | The pressing device of timber floor production |
| CN109049180B (en) * | 2018-10-19 | 2020-12-22 | 临泉县荣兴木业有限公司 | Processing equipment capable of preventing plate surface from turning outwards |
| CN109468789A (en) * | 2018-11-12 | 2019-03-15 | 太湖县和顺汽车配件有限公司 | A kind of safety belt process units with compacting functions |
| CN111844278A (en) * | 2020-08-07 | 2020-10-30 | 周旭东 | One-step forming method of plate blank |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201132346Y (en) * | 2007-09-30 | 2008-10-15 | 马耀华 | Continuous prepress for plywood |
| CN202727501U (en) * | 2012-09-07 | 2013-02-13 | 好事达（福建）股份有限公司 | Compaction device used after plate dust collection in furniture plate surface paper-pasting process |
| CN205552736U (en) * | 2016-03-10 | 2016-09-07 | 广西南宁侨盛木业有限责任公司 | Panel conveying, Setting device |
| CN205889443U (en) * | 2016-07-14 | 2017-01-18 | 和县薛氏木制品制造有限公司 | Plywood wood chip pre -compaction flattening device |
-
2018
- 2018-03-13 CN CN201810205161.2A patent/CN108247773B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201132346Y (en) * | 2007-09-30 | 2008-10-15 | 马耀华 | Continuous prepress for plywood |
| CN202727501U (en) * | 2012-09-07 | 2013-02-13 | 好事达（福建）股份有限公司 | Compaction device used after plate dust collection in furniture plate surface paper-pasting process |
| CN205552736U (en) * | 2016-03-10 | 2016-09-07 | 广西南宁侨盛木业有限责任公司 | Panel conveying, Setting device |
| CN205889443U (en) * | 2016-07-14 | 2017-01-18 | 和县薛氏木制品制造有限公司 | Plywood wood chip pre -compaction flattening device |
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| CN108247773A (en) | 2018-07-06 |
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Denomination of invention: A pre-pressing device for plywood Effective date of registration: 20220729 Granted publication date: 20200207 Pledgee: Anhui Hexian Rural Commercial Bank Co.,Ltd. Shiyang sub branch Pledgor: HEXIAN XUESHI WOOD PRODUCT MANUFACTURING CO.,LTD. Registration number: Y2022980011538 |
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