CN211729579U

CN211729579U - Wood board bonding and clamping mechanism

Info

Publication number: CN211729579U
Application number: CN201922202521.6U
Authority: CN
Inventors: 郭洪明
Original assignee: Hangzhou Baidejia Kitchen Technology Co ltd; Hangzhou Huijia Kitchen And Sanitary Products Co ltd
Current assignee: Hangzhou Baidejia Kitchen Technology Co ltd; Hangzhou Huijia Kitchen And Sanitary Products Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-10-23
Anticipated expiration: 2029-12-10

Abstract

The utility model provides a plank bonding fixture relates to wood working technical field. The transmission shaft is connected with a pair of transfer gears, the holders are provided with strip-shaped track frames, the four track frames are arranged in a transmission mode, the track frames are rotatably connected with lead screws, the lead screws are fixedly connected with transfer gears, the lead screws are in threaded connection with clamping frames, the end portions of the clamping frames are provided with L-shaped clamping openings, the four clamping openings surround to form a rectangle, and the transfer gears are meshed with the transfer gears. The utility model provides an among the prior art to the plank section bar adhere to attach together, the drawing of patterns cost the technical problem of time. The utility model discloses beneficial effect does: four centre gripping mouths advance and retreat in step, and four limits and four angles of plank section bar are by the centre gripping simultaneously, and the centre gripping is firm, and plank bonding quality is guaranteed. The manual intervention is not needed, the use is convenient, the labor intensity is reduced, and the production efficiency is improved. The clamping of wood board sectional materials with different sizes is met, and the application range is wide.

Description

Wood board bonding and clamping mechanism

Technical Field

The utility model belongs to the technical field of the relevant technique of wood working and specifically relates to a fixture that is used for plank section bar ultrasonic bonding.

Background

Furniture is essential for people's life and production. Wooden furniture is widely used because of its light structure and easy movement. With the development of materials and production processes, modern furniture has been formed into a detachable combination form with a plate as a basic structure, namely plate-type furniture. In the production process of panel furniture, the panel is usually required to be subjected to ultrasonic bonding forming treatment. The wood board section is mostly rectangular, the edges and right angles of the bonded wood board section are required to be aligned during bonding, and the forming quality after bonding is ensured. The forming die is used for clamping the wood board section, and the alignment of edges and right angles is guaranteed most favorably. However, since the wood board sections to be bonded to the panel furniture are different in size and are numerous, a large number of molding dies are required to be arranged, and the input cost is increased. In addition, ultrasonic bonding is used to reduce environmental pollution and shorten the bonding time, thereby improving production efficiency. The clamping by using the forming die takes a lot of time to mold and demold the wood board section, and the requirement of high efficiency of mass production is not met.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art not enough, the utility model provides a plank bonding fixture is fit for multiple size plank section bar centre gripping, reduces manufacturing cost and drops into, automatic clamping, throw off, and is fast, promotes production efficiency, reaches the purpose of guaranteeing plank section bar bonding quality.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a plank bonding fixture, it includes the frame, the frame top is connected with rotatable transmission shaft, four holders, the transmission shaft is connected with a pair of transmission gear, the holder is equipped with banding track frame, four track frame are arranged into the formation of launching, the track frame rotates and is connected with the lead screw, the lead screw rigid coupling has the transfer gear, lead screw threaded connection has the holding frame, the holding frame tip is equipped with the centre gripping mouth of L shape, four centre gripping mouths surround into the rectangle, transfer gear and transfer gear meshing. The transmission shaft rotates and drives the transmission gear rotatory, and it is rotatory to drive the lead screw in step, and the holding frame walking with lead screw threaded connection is synchronous and the distance equals, guarantees four limits and four angles of rectangle plank section bar and is surrounded the centre gripping by four centre gripping mouths simultaneously, and the plank section bar piles up neatly, the atress is even, and the centre gripping is firm, ensures plank bonding quality. The manual intervention is not needed, the use is convenient, the labor intensity is reduced, and the production efficiency is improved. The device is simple and reasonable, is convenient to manufacture, and saves the production cost. The clamping of wood board sectional materials with different sizes can be met only by adjusting the position of the clamp holder, the application range is wide, and the production cost investment is low.

Preferably, the rail frame is provided with a pair of slide rails which are symmetrically distributed by taking the central axis of the screw rod as a symmetry axis, the clamping frame is provided with a slide groove, and the slide groove is matched with the slide rails; the clamping frame runs stably and cannot be clamped.

Preferably, the upper surface of the frame is fixedly connected with a supporting plate, the upper surface of the supporting plate is a plane, and the supporting plate is positioned above the transmission gear; and the wood board section is supported, so that the wood boards are firmly bonded, and the transmission gear is protected.

Preferably, a cross beam is fixedly connected above the track frame through a vertical plate, the cross beam is fixedly connected with an air cylinder, the air cylinder is telescopically connected with an ultrasonic generator, and a pressing block is fixedly connected to the lower end of the ultrasonic generator; the wood board section is clamped and then is pressed by the pressing block and is bonded by ultrasonic, and the pressing block is loosened after the clamping is finished without manual intervention.

Preferably, a rotatable power shaft is connected to the lower part of the rack, the power shaft is fixedly connected with a power gear, the transmission shaft is fixedly connected with a power transmission gear, and the power gear is meshed with the power transmission gear; compact structure and space saving.

Preferably, the intersecting line of the two surfaces forming the clamping opening is vertical to the central axis of the screw rod; four clamping ports are guaranteed to surround to form a rectangle, and the clamping ports are convenient to install and adjust.

Compared with the prior art, the beneficial effects of the utility model are that: the four clamping ports advance and retreat synchronously, so that four edges and four corners of the rectangular wood board profile are clamped simultaneously, the wood board profile is stressed uniformly, the damage rate is low, and the bonding yield is improved. The wood board sectional materials are orderly stacked and firmly clamped, and the bonding quality of the wood boards is ensured. The manual intervention is not needed, the use is convenient, the labor intensity is reduced, and the production efficiency is improved. The clamping of wood board sectional materials with different sizes is met, and the application range is wide. The device is simple and reasonable, is convenient to manufacture, and saves the production cost.

Drawings

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

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic connection diagram of the clamping wood plate profile of the present invention;

fig. 4 is a top view of another embodiment of the present invention.

In the figure: 1-a frame; 2-a gripper; 3, driving a shaft; 4-a power shaft; 5-wood board section; 11-a pallet; 21-a track frame; 22-a screw rod; 23-a clamping frame; 24-a cylinder; 25-an ultrasonic generator; 26-briquetting; 31-a transfer gear; 32-a power transfer gear; 41-power gear; 211-a slide rail; 221-a transmission gear; 231-a riser; 232-beam; 233-clamping opening.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example 1:

as shown in fig. 1-4, a wood board binding and clamping mechanism comprises a frame 1. The upper part of the frame 1 is connected with a rotatable transmission shaft 3 and a clamper 2. A rotatable power shaft 4 is connected below the frame 1.

The frame 1 is provided with a platform. The upper surface of the platform is fixedly connected with a pair of upper bosses. The upper boss is connected with the transmission shaft 3 through a mounted bearing. The transmission shaft 3 crosses the left end and the right end of the upper surface of the platform of the frame 1. The transmission shaft 3 is connected to a transmission gear 31 and a power transmission gear 32. The transmission gear 31 is a bevel gear, and has a pair of small end parts, which are close to each other. The power transmission gear 32 is one, and is located at the larger end of one transmission gear 31 (as shown in the figure, the power transmission gear 32 is located at the left end of the left transmission gear 31). An opening is arranged at the position of the platform of the machine frame 1, which is positioned at the position of the transmission gear 31, and the transmission gear 31 is exposed out of the lower surface of the platform of the machine frame 1. The lower surface of the platform is fixedly connected with a pair of lower bosses. The lower boss is connected with the power shaft 4 through a mounted bearing. The power shaft 4 is positioned below the transmission shaft 3, and the two shafts are parallel to each other. The power shaft 4 is fixedly connected with a power gear 41. The power gear 41 is located between a pair of lower bosses. The power gear 41 meshes with the power transmission gear 32. The power gear 41 is connected to a power mechanism (not shown).

The grippers 2 are four in number. Each gripper 2 comprises a rail frame 21, a screw rod 22, a gripping frame 23, a cylinder 24, an ultrasonic generator 25 and a pressing block 26.

The rail frame 21 is a U-shaped strip structure. Two track frames 21 are respectively arranged at two sides of the transmission shaft 3, and the four track frames 21 are arranged in a shooting shape. The two projections of the rail frame 21 are parallel to each other and are connected to the spindle 22 via a bearing. The end of the screw rod 22 close to the transmission shaft 3 extends out of the track frame 21. The end of the screw rod 22 extending out of the rail frame 21 is fixedly connected with a transmission gear 221. The transmission gear 221 is a bevel gear. The transmission gear 221 meshes with the transmission gear 31. The rail frame 21 is provided with a pair of slide rails 211. The two slide rails 211 are located below the screw rod 22 and symmetrically distributed with the central axis of the screw rod 22 as a symmetry axis.

The lower section of the holder 23 is rectangular. The lower end of the clamping frame 23 is provided with a sliding chute. The slide rail 211 is inserted into the slide groove, and the holder 23 and the slide rail 211 are movable. Two vertical surfaces at the lower part of the clamping frame 23 are respectively parallel to two convex surfaces of the track frame 21. The two vertical surfaces of the clamping frame 23 are provided with coaxial threaded holes. The threaded hole is in threaded connection with the lead screw 22.

The middle part of the clamping frame 23 is provided with a plate-shaped clamping opening connecting plate. One end of the clamping port connecting plate close to the transmission gear 221 extends out of the vertical surface of the clamping frame 23. The end of which is provided with an L-shaped clamping mouth 233. The clamping opening 233 consists of two mutually perpendicular faces. The intersection line of the two surfaces forming the clamping opening 233 is perpendicular to the central axis of the screw 22. The right angle top of the clamping opening 233 is located above the central axis of the screw 22. The four clamping openings 233 enclose a rectangle. The four clamping openings 233 are perpendicular to each other and form four right angles surrounding a rectangle.

A cross beam 232 is fixedly connected to the upper portion of the track frame 21 through a vertical plate 231. The lower end of the vertical plate 231 is fixed with the upper surface of the clamping opening connecting plate. The upper ends of the risers 231 are fixed to one end of the beam 232. The other end of the beam 232 is suspended. The cylinder 24 is fixed with the upper surface of the suspension end of the beam 232. The push rod of the cylinder 24 extends out of the lower surface of the beam 232 through the beam 232. The upper end of the ultrasonic generator 25 is fixed to the end of the push rod of the cylinder 24. The pressing block 26 is fixed with the lower end of the ultrasonic generator 25. The pressing block 26 has a rectangular block shape. One right angle and both sides of the right angle of pressing piece 26 are matched with clamping opening 233. That is, press block 26 is fitted into clamping opening 233, and both right-angled and right-angled sides of press block 26 are in close contact with both right-angled and right-angled sides of clamping opening 233.

The upper surface of the frame 1 is fixedly connected with a supporting plate 11. The upper surface of the supporting plate 11 is a plane, and the lower part of the supporting plate is fixed with the upper surface of the frame 1 through a connecting support. The pallet 11 is positioned above the transfer gear 221. The upper surface of the pallet 11 is positioned between the transfer gear 211 and the grip opening 233, covers the transfer gear 211, prevents the transfer gear 211 from falling ash, and simultaneously holds the wood lumber 5 against the pressure of the pressing block 26 to press the wood lumber 5.

When the wood board profile bonding device is used, a wood board profile 5 needing to be bonded is conveyed to the upper surface of the supporting plate 11, the power gear 41 rotates, the power transmission gear 32 drives the transmission gear 31 to rotate, and the transmission gear 31 simultaneously drives the four transmission gears 221 to rotate. The four clamping holders 23 are moved simultaneously towards the plank profile 5. The four clamping openings 233 are tightly attached to four edges and four corners of the wood board section 5, and the four clamping devices 2 wrap the wood board section 5. The air cylinder 24 acts, and the pressing block 26 and the supporting plate 11 work together to press four corners of the wood board profile 5. The ultrasonic generator 25 is operated to bond the wood plank profile 5 (as shown in fig. 3). After bonding is complete, the ultrasonic generator 25 is turned off. The air cylinder 24 is actuated and the press block 26 is raised. Meanwhile, the power gear 41 rotates reversely, the transmission gear 31 also rotates reversely, the four clamping frames 23 move towards the diverging direction, and the wood board section 5 is clamped by loosening. The glued wood profiles 5 are removed from the upper surface of the pallet 11.

The wood profiles 5 to be glued are changed in size, and by moving the gripper 2, as shown in fig. 4, the wood profiles 5 to be glued are changed in shape to squares. At this time, the clamper 2 is moved so that the four clamping openings 233 enclose a square. At the same time, the transmission gear 31 moves correspondingly on the transmission shaft 3, so that the transmission gear 31 is engaged with the transmission gear 221. The four grippers 2 are fixed on the upper surface of the frame 1. The transmission gear 31 is fixed to the transmission shaft 3. The adjustment is completed.

Claims

1. The utility model provides a plank bonding fixture, it includes frame (1), its characterized in that: frame (1) top is connected with rotatable transmission shaft (3), four holders (2), transmission shaft (3) are connected with a pair of transmission gear (31), holder (2) are equipped with banding track frame (21), and four track frame (21) are sent the emittance and are arranged, track frame (21) are rotated and are connected with lead screw (22), and lead screw (22) rigid coupling has transfer gear (221), lead screw (22) threaded connection has holding frame (23), and holding frame (23) tip is equipped with centre gripping mouth (233) of L shape, and four centre gripping mouths (233) surround into the rectangle, transmission gear (31) with transfer gear (221) meshing.

2. The wood board bonding and clamping mechanism according to claim 1, wherein: the track frame (21) is provided with a pair of slide rails (211) which are symmetrically distributed by taking the central axis of the screw rod (22) as a symmetry axis, the clamping frame (23) is provided with a slide groove, and the slide groove is matched with the slide rails (211).

3. The wood board bonding and clamping mechanism according to claim 1, wherein: the upper surface of the rack (1) is fixedly connected with a supporting plate (11), the upper surface of the supporting plate (11) is a plane, and the supporting plate (11) is positioned above the transmission gear (221).

4. A plank gluing clamping mechanism as claimed in claim 1 or 2, wherein: a cross beam (232) is fixedly connected above the track frame (21) through a vertical plate (231), an air cylinder (24) is fixedly connected with the cross beam (232), the air cylinder (24) is telescopically connected with an ultrasonic generator (25), and a pressing block (26) is fixedly connected at the lower end of the ultrasonic generator (25).

5. The wood board bonding and clamping mechanism according to claim 1, wherein: the power transmission mechanism is characterized in that a rotatable power shaft (4) is connected to the lower portion of the rack (1), the power shaft (4) is fixedly connected with a power gear (41), the transmission shaft (3) is fixedly connected with a power transmission gear (32), and the power gear (41) is meshed with the power transmission gear (32).

6. A plank gluing clamping mechanism as claimed in claim 1 or 2, wherein: the intersecting line of the two surfaces forming the clamping opening (233) is vertical to the central axis of the screw rod (22).