CN113459222A

CN113459222A - Method and device for modeling different surfaces of laminated wood

Info

Publication number: CN113459222A
Application number: CN202110864470.2A
Authority: CN
Inventors: 冯敏; 俞莉莉
Original assignee: Zhejiang Fangyuan Intelligent Assembly Co ltd
Current assignee: Zhejiang Fangyuan Intelligent Assembly Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2021-10-01
Anticipated expiration: 2041-07-29
Also published as: CN113459222B

Abstract

The invention discloses a method and a device for modeling different surfaces of laminated wood, which comprises the following steps: respectively adjusting the horizontal position and the inclination angle of each limiting column to ensure that the limiting surfaces of the limiting columns are sequentially connected to form an arc surface with an appointed appearance; then, mutually attaching a plurality of boards and abutting against the arc-shaped surface, and mutually gluing adjacent boards; pressing the outer end face of the wood board through a compression bar, and enabling the other end of the compression bar to penetrate through a limiting column; and then, tensioning and fixing one end of the pressure lever close to the limiting column to ensure that the innermost wood board is tightly attached to the arc-shaped surface and adjacent wood boards are directly and tightly attached to each other. The invention has the characteristics of high processing efficiency, high processing precision and good gluing effect.

Description

Method and device for modeling different surfaces of laminated wood

Technical Field

The invention relates to a method and a device for processing a wood product, in particular to a method and a device for shaping different surfaces of laminated wood.

Background

In the production process of building facilities such as wooden bridges or wooden houses, wood beams with arc structures are often needed, the length of the wood beams can be in the range of several meters to dozens of meters, and the thickness of the wood beams can be in the range of several decimeters to several meters. In order to facilitate the bending and shaping of the wood beam, the wood beam is usually processed in a laminated wood mode at present, namely the wood beam is split into a plurality of veneers with the thickness of 2-5 cm, and then the veneers are bent to the designated radian and then are mutually glued, so that an integral structure is formed.

However, the existing bending and gluing process for the laminated wood is relatively complicated, and on one hand, manufacturers need to individually customize the shaping surface with the arc-shaped structure according to the appearance of the arc-shaped surface of the laminated wood, so that the processing efficiency of the laminated wood is reduced and higher processing cost is needed; on the other hand, after the veneers are mutually glued at the appointed radian, the deviation of the cambered surface and the mutual separation between the adjacent veneers are easy to occur, so that the problems of low size precision, poor gluing stability and poor connecting strength of the laminated wood are caused, and the quality of finished products of the laminated wood is reduced. Therefore, the existing curved surface modeling method for the laminated wood has the problems of low processing efficiency, low processing precision and poor gluing effect.

Disclosure of Invention

The invention aims to provide a method and a device for modeling different surfaces of laminated wood. The method has the characteristics of high processing efficiency, high processing precision and good gluing effect.

The technical scheme of the invention is as follows: the method for molding the different surfaces of the laminated wood comprises the following steps:

firstly, respectively adjusting the horizontal position and the inclination angle of each limit column to ensure that the limit surfaces of each limit column are sequentially connected to form an arc surface with a designated appearance;

secondly, attaching a plurality of boards to each other and then abutting against the arc-shaped surface, and gluing adjacent boards to each other;

pressing the outer end face of the wood board through a pressure rod, and enabling the other end of the pressure rod to penetrate through a limiting column;

and fourthly, tensioning and fixing the end, close to the limiting column, of the compression bar, so that the innermost board is tightly attached to the arc-shaped surface, and adjacent boards are directly and tightly attached to each other.

The molding device used in the veneer wood different-surface molding method comprises a bottom frame, wherein a plurality of mounting seats are arranged on the bottom frame side by side, a sliding block is connected between every two adjacent mounting seats, a limiting column is connected onto the sliding block, the sliding block and the limiting column are connected in a rotating mode, a pressing rod is connected onto the limiting column in a sliding mode, one end of the pressing rod is connected with a pressing block, and the other end of the pressing rod penetrates through the limiting column and is mutually buckled with the limiting column.

In the molding device, the bottom of the limiting column is provided with symmetrical arc-shaped holes, the arc-shaped holes are connected with the sliding blocks through bolts, and the limiting column and the sliding blocks are connected and then tightly clamp the mounting seats on the two sides.

In the molding device, a plurality of clamping grooves are distributed on the pressing rod at intervals, the pressing block is buckled and connected with the pressing rod through the opening, and a lock body is arranged in the clamping groove on the outer side of the pressing block.

In the molding device, the pressing rod is connected with the limiting column through the lock body in a buckling manner in the clamping groove close to one end of the limiting column.

In the molding device, the lock body includes a middle portion located in the clamping groove, and both sides of the middle portion are provided with buckling portions extending to the outer side of the clamping groove.

In the molding device, gaskets are arranged between the lock body and the pressing block and between the lock body and the limiting column, the gaskets are buckled and connected outside the pressing rod, and the quantity of the gaskets is one or more.

Among the aforementioned molding device, still include locking Assembly, locking Assembly includes the mount, is equipped with the clamping jaw on the mount, is connected with the picture peg through the socket on the clamping jaw, and the middle part of picture peg connects the clamping groove, and the one end of clamping jaw is connected with the telescopic link, the external connection mount of telescopic link.

In the molding device, the locking assembly is connected with the movable frame through the lifting structure, the lifting structure is connected with the movable frame in a sliding manner, and the lower end of the movable frame is connected with the sliding rails positioned on two sides of the bottom frame in a sliding manner.

Compared with the prior art, the invention has the following characteristics:

(1) according to the invention, the arc-shaped surfaces are formed by sequentially connecting the plurality of limiting columns, so that manufacturers can form arc-shaped surfaces with different sizes by adjusting the horizontal position and the inclination angle of each limiting column, and the modeling effect on laminated wood is effectively improved; the limiting columns are used for tensioning the plurality of wood boards after the designated modeling is glued, so that the shaping effect and the processing precision of the glued wood can be improved, the wood boards are tightly connected, the separation between the adjacent wood boards is avoided, and the gluing effect of the gluing machine is improved; under the cooperation, a manufacturer does not need to independently customize according to the size structure of the arc-shaped surface, so that the processing efficiency of the invention is effectively improved;

(2) on the basis, the veneer modeling device is further optimized, the horizontal position and the rotation angle of the installation seat can be freely adjusted through the structural limitation of the installation seat and the sliding block, and the installation seat are mutually fixed after the installation seat and the sliding block are adjusted in place, so that the molding effect on various arc-shaped surfaces is realized, the position stability in the veneer molding process is ensured, and the processing precision of the veneer is ensured;

(3) the limiting column and the pressing block can limit the glued wood at two sides through the matching connection among the pressing rod, the pressing block, the lock body and the limiting column, and the adjacent wood boards can be completely pressed through the tensioning pressing rod, so that the gluing effect on the glued wood is further improved;

(4) the invention further limits the locking component used in the tensioning process, thereby effectively improving the tensioning effect on the laminated wood and improving the working efficiency of operators; through the structural matching of the lock body and the gasket, the gasket can relieve the local deformation of the lock body on one hand, and can also finely adjust the relative position between the limiting column and the pressure rod by increasing the number of the gasket on the other hand, so that the processing precision and the tensioning effect of the invention are further improved;

therefore, the invention has the characteristics of high processing efficiency, high processing precision and good gluing effect.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a view showing a connection structure of a slide block and a limit post;

FIG. 3 is a diagram of the connection structure of the pressing rod to the laminated wood;

FIG. 4 is a sectional view taken along line A of FIG. 3;

FIG. 5 is a schematic view of the connection of the locking assembly and the compression bar;

fig. 6 is a schematic view of the connection of the mobile frame, the lifting structure and the locking assembly.

The labels in the figures are: 1-bottom frame, 2-mounting seat, 3-sliding block, 4-limiting column, 5-pressure rod, 6-pressing block, 7-lock body, 8-gasket, 9-fixing frame, 10-clamping jaw, 11-inserting plate, 12-telescopic rod, 13-lifting structure, 14-moving frame, 401-arc hole, 501-clamping groove, 601-opening, 701-middle part and 702-buckling part.

Detailed Description

The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.

Examples are given. The method for molding the different surfaces of the laminated wood comprises the following steps:

Based on the used molding device of veneer wood's antarafacial molding method, constitute as shown in figure 1, including chassis 1, be equipped with a plurality of mount pads 2 on chassis 1 side by side, be connected with sliding block 3 between the adjacent mount pad 2, sliding block 3 freely places on mount pad 2 and can follow the length direction horizontal migration of mount pad 2, be connected with spacing post 4 on the sliding block 3, rotate between sliding block 3 and the spacing post 4 and be connected, sliding connection has depression bar 5 on the spacing post 4, depression bar 5 can freely go up and down and horizontal migration on spacing post 4, the one end of depression bar 5 is connected with compressing block 6, the other end of depression bar 5 passes spacing post 4 and buckles each other with spacing post 4.

The bottom of spacing post 4 is equipped with symmetrical arc hole 401, through bolted connection sliding block 3 in the arc hole 401, and spacing post 4 and sliding block 3 press from both sides tight mount pad 2 after connecting.

The pressing rod 5 is located at the top of the laminated wood, a plurality of clamping grooves 501 are distributed on the pressing rod 5 at intervals, the pressing block 6 is connected with the pressing rod 5 in a buckling mode through an opening 601, and a lock body 7 is arranged in the clamping groove 501 on the outer side of the pressing block 6.

The pressing rod 5 is buckled and connected with the limiting column 4 through a lock body 7 in a clamping groove 501 close to one end of the limiting column 4.

The lock body 7 comprises a middle part 701 positioned in the clamping groove 501, the two sides of the middle part 701 are provided with buckling parts 702 extending to the outer side of the clamping groove 501, and the thickness of the buckling parts 702 is larger than that of the middle part 701 and smaller than the width of the clamping groove 501.

Between lock body 7 and the compact heap 6 to and all be equipped with gasket 8 between lock body 7 and the spacing post 4, the 8 lock connections of gasket are outside at depression bar 5, and the quantity of gasket 8 is one or more.

Still include locking Assembly, locking Assembly includes mount 9, is equipped with clamping jaw 10 on the mount 9, is connected with picture peg 11 through the socket on the clamping jaw 10, and the middle part of picture peg 11 is connected with clamping groove 501, and the one end of clamping jaw 10 is connected with telescopic link 12, and telescopic link 12 can select to use hydro-cylinder or cylinder, the external connection mount 9 of telescopic link 12.

The locking assembly is connected with a moving frame 14 through a lifting structure 13, the lifting structure 13 can select an electric hoist, the lifting structure 13 is connected with the moving frame 14 in a sliding mode, the lower end of the moving frame 14 is connected with sliding rails located on two sides of the bottom frame 1 in a sliding mode, and the moving frame 14 can move transversely on the sliding rails under the driving of a motor.

The working principle of the invention is as follows: when the device is used, the horizontal positions of the sliding blocks 3 and the limiting columns 4 on the mounting seat 2 are adjusted according to the curved surface structure required by the laminated wood, and then the limiting columns 4 are rotated to the specified angle and then are connected with the sliding blocks 3 through the arc-shaped holes 401 by bolts; sliding block 3 and spacing post 4 can follow upper and lower both sides after connecting and press from both sides tightly mount pad 2, and then realize the rigidity to sliding block 3 and spacing post 4. After being fixed respectively, each limiting column 4 forms a plurality of limiting surfaces with different positions and angles, and the limiting surfaces are mutually overlapped with the modeling curved surface of the laminated wood, so that the laminated wood can achieve the required bending effect after being completely attached.

After the limiting columns 4 are fixed, a piece of wood board is bent and then is attached to the side walls of the limiting columns 4, and then the rest wood boards are coated with adhesive glue and then are sequentially attached to the outer sides of the wood boards, so that the wood boards are mutually glued to form an integral structure. After the wood boards are glued, the compression rod 5 penetrates through the limiting column 4 from the upper part of the wood boards, and the outer ends of the glued wood are connected with each other through the compression block 6. The lock body 7 is inserted after the pressing block 6 is installed, so that the relative position of the pressing block 6 and the pressing rod 5 is kept unchanged under the clamping effect of the lock bodies 7 on the two sides and the laminated wood, and the inner wall of the pressing block 6 is attached to the outer end face of the laminated wood.

After the compact heap 6 is installed, move locking Assembly to the depression bar 5 outside that is close to spacing post 4 one end through the cooperation that removes frame 14 and elevation structure 13, then buckle into mount 9 from depression bar 5 below, make the tip of mount 9 and the side of spacing post 4 lean on each other, clamping jaw 10 is located the left and right sides of depression bar 5 simultaneously, and the socket corresponds with clamping groove 501 each other. After the locking assembly is in place, the inserting plate 11 penetrates through the inserting opening and the clamping groove 501 respectively, then the telescopic rod 12 drives the inserting plate 10 to shrink through the clamping jaw 10, so that the inserting plate 11 is shrunk to drive the pressing rod 5 to move transversely towards the locking assembly, namely, the outside pressing block 6 is matched to compress the laminated wood, the inner end of the laminated wood is completely attached to the limiting column 4, and the adjacent laminated wood is tightly attached to each other. After the compression bar 5 is tensioned, the lock body 7 is inserted into the clamping groove 501 on one side of the limiting column 4, so that the compression bar 5 and the compression block 6 are limited through the limiting column 4, and the compression effect is kept stable.

When the lock body 7 is inserted, an operator can insert the gasket 8 according to the relative position between the lock body 7 and the clamping groove 501, so that the gasket 8 can eliminate the gap between the lock body 7 and the clamping groove 501 on one hand, and the compression effect is ensured; on the other hand, the lock body 7 can be ensured to be uniformly stressed after being inserted, deformation damage caused by regional stress is avoided, and the working stability of the lock is improved.

After the pressing rods 5 are tightened and fixed according to the steps, the laminated wood can keep the designated curved surface shape and stand still, and therefore the laminated wood is processed and molded.

Claims

1. The method for molding the different surfaces of the laminated wood is characterized by comprising the following steps of:

2. The molding machine for the method of molding veneer lumber into a different surface according to claim 1, wherein: including chassis (1), be equipped with a plurality of mount pads (2) on chassis (1) side by side, be connected with sliding block (3) between adjacent mount pad (2), be connected with spacing post (4) on sliding block (3), rotate between sliding block (3) and spacing post (4) and be connected, sliding connection has depression bar (5) on spacing post (4), the one end of depression bar (5) is connected with compact heap (6), the other end of depression bar (5) pass spacing post (4) and with spacing post (4) mutual lock.

3. The molding machine of claim 2, wherein: the bottom of spacing post (4) is equipped with arc hole (401) of symmetry, through bolted connection sliding block (3) in arc hole (401), and spacing post (4) and sliding block (3) are connected the back and are pressed from both sides tight mount pad (2).

4. The molding machine of claim 2, wherein: a plurality of clamping grooves (501) are distributed on the pressing rod (5) at intervals, the pressing block (6) is connected with the pressing rod (5) through the opening (601) in a buckling mode, and a lock body (7) is arranged in the clamping groove (501) on the outer side of the pressing block (6).

5. The molding machine of claim 4, wherein: the pressing rod (5) is buckled and connected with the limiting column (4) through a lock body (7) in a clamping groove (501) close to one end of the limiting column (4).

6. The molding machine of claim 5, wherein: the lock body (7) comprises a middle part (701) positioned in the clamping groove (501), and buckling parts (702) extending to the outer side of the clamping groove (501) are arranged on two sides of the middle part (701).

7. The molding machine of claim 6, wherein: between lock body (7) and compact heap (6) to and all be equipped with gasket (8) between lock body (7) and spacing post (4), gasket (8) lock connection is outside in depression bar (5), and the quantity of gasket (8) is one or more.

8. The molding machine of claim 5, wherein: the clamping device is characterized by further comprising a locking assembly, wherein the locking assembly comprises a fixing frame (9), a clamping jaw (10) is arranged on the fixing frame (9), the clamping jaw (10) is connected with an inserting plate (11) through a socket, the middle part of the inserting plate (11) is connected with a clamping groove (501), one end of the clamping jaw (10) is connected with a telescopic rod (12), and the outside of the telescopic rod (12) is connected with the fixing frame (9).

9. The molding machine of claim 8, wherein: the locking assembly is connected with a moving frame (14) through a lifting structure (13), the lifting structure (13) is connected with the moving frame (14) in a sliding mode, and the lower end of the moving frame (14) is connected with sliding rails located on two sides of the bottom frame (1) in a sliding mode.