CN217450763U

CN217450763U - Automatic glue spreader

Info

Publication number: CN217450763U
Application number: CN202220422767.3U
Authority: CN
Inventors: 周仲球; 庄文红; 焦志伟; 汪仕兴
Original assignee: Zhuhai Hua Yan Wood Co ltd
Current assignee: Zhuhai Hua Yan Wood Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-09-20
Anticipated expiration: 2032-02-28

Abstract

The utility model relates to an automatic spreading machine. The wooden door gluing device comprises a wooden door conveying device, a wooden door positioning and clamping device, a glue head moving device and a gluing device; the wooden door conveying device comprises a conveyor belt; the wooden door positioning and clamping device comprises a transverse positioning and clamping device part and an advancing direction positioning device part, wherein the transverse positioning and clamping device part comprises a pair of chucks driven by a motor, and the advancing direction positioning device part comprises a barrier gate and a four-bar mechanism capable of enabling the barrier gate to be in a lifting or putting down state; the rubber head movement device comprises a top cross beam moving along the longitudinal direction and a sliding block capable of moving transversely relative to the top cross beam; the gluing device comprises a gluing head, and the gluing head is arranged on the sliding block. Due to the adoption of the structure, the wooden door is accurately positioned, the production automation is realized, and the production efficiency is greatly improved.

Description

Automatic glue spreader

Technical Field

The utility model relates to an industrial processing timber streamlined production equipment particularly, relates to automatic spreading machine for timber.

Background

The wooden door industry is one of the traditional industries in China, the gluing operation has a very important position in the production of the wooden door, and most of domestic furniture enterprises adopt the manual spraying method to spray paint, the equipment is simple and crude, and the operation is not standard enough. Meanwhile, the processing quality and efficiency of the gluing process directly influence the quality and productivity of products such as wood doors in production, so that the gluing process and equipment optimization have very important significance on product quality expression. Through the optimization research of the design of the automatic gluing test device and the spraying process, the number of operators is greatly reduced, the using amount of glue is saved, the quality stability of the coating surface is improved, and the production efficiency of products is improved.

Chinese patent application No. 202022462852.6 discloses a gluing device for wooden door manufacturing, which includes: a side plate; curb plate one side upper end through connection has the head rod, curb plate lower fixed surface is connected with the side connecting rod, head rod outside through connection has the connecting plate, and the connecting plate is provided with two, connecting rod other end through connection has the connecting plate, connecting plate one side fixedly connected with outer container, through setting up rubber coating ware and play jiao kou, place the timber on the rubber coating board, use fixed knot fixed firm back, open the switch and play jiao kou of curb plate one side, linear electric motor begins work, the rubber coating ware in the electric slide rail outside begins to slide on electric slide rail, the inside colloid of rubber coating ware can be followed out jiao kou and smeared on the plank at the slip in-process.

Above-mentioned patent exists and can only accomplish the ascending rubber coating of folk prescription, and the rubber coating equipment can't be fine combination then the precision is lower, inefficiency scheduling problem with the work piece timber by the rubber coating.

Therefore, the automatic glue spreader which can combine the automatic glue spreading of the machine with the auxiliary work of automatic material feeding and discharging, material circulation and the like is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic gluing machine that degree of automation is higher, glue the head and can carry out the complicacy and walk position, production efficiency is high.

The utility model discloses automatic spreading machine, include: the wooden door positioning and clamping device is arranged on the wooden door conveying device; the wooden door conveying device comprises a conveyor belt; the wooden door positioning and clamping device comprises a transverse positioning and clamping device part and an advancing direction positioning device part, wherein the transverse positioning and clamping device part comprises a pair of chucks driven by a motor, and the advancing direction positioning device part comprises a barrier gate and a four-bar mechanism capable of enabling the barrier gate to be in a lifting or putting down state; the rubber head movement device comprises a top cross beam moving along the longitudinal direction and a sliding block capable of moving transversely relative to the top cross beam; the gluing device comprises a gluing head, and the gluing head is arranged on the sliding block.

Due to the adoption of the structure, when the wooden door is glued or painted, the workpiece can be automatically conveyed and accurately positioned through the wooden door conveying device and the wooden door positioning and clamping device; meanwhile, the glue head moving device capable of moving in the longitudinal and transverse directions can realize complex movement in a three-dimensional space along with the sliding block, so that glue coating in a shape like a Chinese character 'hui' or an's' can be realized, and the production efficiency is greatly improved.

Drawings

Fig. 1 is a schematic view of the whole structure of the automatic gluing machine of the present invention.

In the figure, 1-synchronous belt; 2-a top cross beam; 3-A slide block; 4-a slide rail; 5-A belt wheel; 6-a top plate; 7-a motor; 8-a monolithic frame; 9-a roller; 10-a stepper motor; 11-a drive shaft; 12-a bearing; 13-a crank; 14-a connecting rod; 15-barrier gate; 16-a swing rod; 17-fixing a transverse limiting device; 18-a lateral stop device; 19-auxiliary positioning wheels; 20-v band; 21-small belt wheel; 22-a door; 23-a pulley; 24-a slide rail; 25-B slide block; 26-B belt wheel; 27-a ball screw; 28-conveyor belt.

Fig. 2 is a schematic view of the transverse positioning device of the automatic glue spreader of the present invention.

In the figure, 30-left chuck 31-positioning device; 32-gear; 33-a stepper motor; 34-a right chuck; 35-supporting the cross beam.

Fig. 3 is a schematic view of the auxiliary positioning structure of the automatic glue spreader of the present invention.

In the figure, 19-auxiliary positioning wheel; 341-big belt wheel; 35-a bearing; 20-v band; 21-small belt wheel; 36-motor.

Fig. 4 is a schematic view of the four-bar structure of the automatic glue spreader of the present invention.

In the figure, 37-support; 38-auxiliary rod; 8-a monolithic frame; 9-a roller; 39-motor; 40-a transmission shaft; 41-a base; 42-crank; 43-connecting rod; 44-a swing rod; 45-barrier gate.

Fig. 5 is a structural view of the glue head part of the automatic glue spreader of the present invention.

Detailed Description

The utility model discloses automatic spreading machine wholly constitutes as shown in figure 1, mainly includes the whole frame of cubic, timber conveyor, timber positioning and clamping device, glues first telecontrol equipment and rubber coating device.

The wooden door conveying device is arranged at the bottom of the whole frame 8 and comprises a plurality of rollers 9, a conveyor belt 28 and a motor (not shown) which are arranged in parallel from front to back. The motor is fixed on the outer side of the integral frame 8 by bolts, the head and the tail of the two rollers 9 with slightly larger diameters are driven by the motor, and the conveyor belt 28 is attached on the rollers 9 for transmission. The conveyor belt 28 allows the door that has entered from the previous step to enter the glue coating smoothly, i.e. from outside the machine, through the machine and out of the machine.

The wooden door positioning and clamping device comprises a transverse positioning and clamping device and an advancing direction positioning device.

The transverse positioning and clamping device is divided into an accurate positioning device and an auxiliary positioning device due to the overlong wooden door.

The transverse positioning and clamping device is shown in fig. 2, and mainly comprises a left chuck 30, a positioning device 31, a gear 32, a stepping motor 33, a right chuck 34 and a supporting beam 35. Supporting beam 35 is wide for 300mm and its central point is 2600mm from edge of machine frame 8, and step motor 33 is fixed on beam 35 and its axis is fixed in the left 1020mm department of distance, and positioner 31 installs and provides the location for horizontal clamping device on supporting beam 35, and left chuck 30, right chuck 34 are installed on positioner 31, and laminating frame 8 bilateral symmetry arranges the installation. The gear 32 is engaged with the rack structure at the end of the two

chucks

30, 34, and the motor 33 drives the gear 32 to make the left and right chucks 30, 34 move linearly. The motor 33 drives the gear 32 to transmit, so that the two sides are clamped simultaneously and accurate transmission can be realized, the efficiency is improved, and the positioning precision is improved.

As shown in fig. 3, the auxiliary positioning device is composed of an auxiliary positioning wheel 19, a v-belt 20, a small belt wheel 21, a large belt wheel 341, a bearing 35 and a motor 36. The auxiliary positioning device is composed of two identical belt wheel combinations. The auxiliary positioning wheel 19 arranged on the left side rotates anticlockwise in the advancing direction of the door, the auxiliary positioning wheel 19 arranged on the right side rotates clockwise, and the auxiliary positioning wheel devices on the two sides are in an axisymmetric relationship. The large belt wheel 341 positioned on the left side is fixed at a position 1200mm away from the door inlet profile, the large belt wheel 341 is matched, positioned and fixed with the extending shaft of the frame 8 through the bearing 35, the auxiliary positioning wheel 19 is coaxially fixed above the large belt wheel 341, the large belt wheel 341 and the auxiliary positioning wheel 19 are ensured to be in a coaxial relation, and the bearing 35 does not influence a support shaft welded on the frame 8 during rotation. The small belt wheel 21 is directly driven by the motor 36, the rotating speed of the motor is 180 revolutions per minute, the small belt wheel 21 and the large belt wheel 341 are fixed at the position 220mm away from the outer side of the frame 8 on the axis of the motor, and the small belt wheel 21 and the large belt wheel 341 are positioned on the same plane. The transmission sequence is that the motor 36 drives the v-belt to drive the large belt wheel and further drive the auxiliary positioning wheel 19 to rotate.

The auxiliary positioning device is used for preventing the door from generating a larger angle relative to the advancing direction, and the accurate positioning device is used for ensuring that the door reaches a preset zero point position. The combined positioning device can ensure that the door with the largest deflection angle taking the frame as the maximum width is smoothly fastened and fixed.

The advancing direction positioning device, as shown in fig. 4, includes a support 37, an auxiliary rod 38, a roller 9, a motor 39, a transmission shaft 40, a base 41, a crank 42, a connecting rod 43, a swing rod 44, and a barrier 45, wherein the connecting rod 43 is connected and fixed with the barrier 45, a swing angle of the swing rod 44 in the four-bar mechanism is designed to be 90 degrees, a polar included angle in the motion process of the four-bar mechanism is 10 degrees, the four-bar mechanism is obtained by a mechanism inversion method, the barrier 45 is transverse to two sides of the frame 8 to ensure that the advancing direction of the door can be limited, and the initial position of the swing rod 44 is shown in the figure and is a dead point position in the advancing direction of the door. When the swing rod 44 is rotated to the vertical position, the barrier gate 45 is lifted to the high position. The transmission shaft 40 is connected with the crank 42, the motor 39 drives the transmission shaft 40 to further drive the crank 42 to rotate, and the movement of the four-bar mechanism is controlled to realize the movement of lifting and lowering the barrier gate 45. The working process comprises the steps of starting a motor to transversely clamp and position the wooden door after the wooden door is positioned in the feeding direction, gluing, and rotating a crank after the gluing is finished to enable a cross rod to ascend so as to enable the wooden door to pass through. The designed four-bar mechanism has a quick return characteristic and can improve the efficiency of the whole structure.

The rubber head movement device comprises a synchronous belt 1, a top beam 2, an A sliding block 3, a sliding rail 4, an A belt wheel 5, a motor 7, a sliding rail 24, a B sliding block 25 and a B belt wheel 26. The top plate 26 is welded or fixed on the 8 frames by using a screw bolt. Two A belt pulleys 5 and two B belt pulleys 3 are installed on four corners of a top plate 6 through bolts, two motors 7 are installed on one side, and long sliding rails 4 are installed on two sides of a top plate 26 in a symmetrical mode. The two sliding blocks 3 are respectively arranged on the two long sliding rails 4, the transverse position is ensured to be fixed, then the cross beam 6 is arranged on the two sliding blocks 3, and the cross beam is supported by the two sliding blocks. Short slide rails 24 on the cross beam are arranged on two sides, and a B slide block 25 is arranged on the slide rails 24. A screw hole is reserved at the extending position of the B sliding block 25, so that a screw rod motor is installed. Considering that the glue spreader needs to move remotely, the belt transmission is adopted, the belt 1 is arranged on four belt wheels 5 and 26 and four bearings of reserved optical axes on the cross beam in a winding way in a hbot structure, and the hbot structure can solve the problem of inaccurate remote belt transmission. The motor 7 pulls the belt 1 to move, and the sliding block 25 is controlled to move so as to control the rubber head to move.

The gluing device comprises a ball screw motor 30, a ball screw 27, a slide block 32 and a gluing head 33. The ball screw motor 30 is fixed on the B sliding block 25 through bolts, the ball screw 27 is installed in a matched mode with the ball screw motor 30, the sliding block 32 is fixed on a nut of the ball screw 31, the rubber head 33 is installed on the sliding block 32, the ball screw 31 controls the sliding block 32 to move up and down under the driving of the motor 30, and the up-and-down movement of the rubber head is achieved to complete the rubber coating action.

The utility model discloses automatic spreading machine's concrete work flow does: the wooden door moves forward under the transmission of a bottom transmission belt, continues to move forward after the auxiliary positioning wheel is corrected, and the barrier gate is in a laid-down position in an initial state to limit the movement of the door. After the door collides the barrier gate, the program controls the transverse clamping device to clamp the door and position the door at the initial position, then the glue coating mechanism is started, and the glue head moves to the initial position under the transmission of the synchronous belt to start glue coating by a specified route. After the gluing is finished, the glue head rises to the initial position, and the motor controls the crank to open the barrier gate so that the door can pass through smoothly.

Claims

1. An automatic gluing machine, characterized in that includes:

the wooden door positioning and clamping device is arranged on the wooden door conveying device;

the wooden door conveying device comprises a conveyor belt;

the wooden door positioning and clamping device comprises a transverse positioning and clamping device part and an advancing direction positioning device part, wherein the transverse positioning and clamping device part comprises a pair of chucks driven by a motor, and the advancing direction positioning device part comprises a barrier gate and a four-bar mechanism capable of enabling the barrier gate to be in a lifting or putting down state;

the rubber head movement device comprises a top cross beam moving along the longitudinal direction and a sliding block capable of moving transversely relative to the top cross beam;

the gluing device comprises a gluing head, and the gluing head is arranged on the sliding block.

2. The automatic glue spreader of claim 1, wherein:

the slide is driven by a belt wound according to a hbot configuration.

3. The automatic gluing machine of claim 2, wherein:

the gluing device further comprises a ball screw motor and a ball screw driven by the ball screw motor, the ball screw motor is fixedly connected with the sliding block, and the glue head is arranged on the ball screw.

4. The automatic gluing machine of claim 3, wherein:

the transverse positioning and clamping device part also comprises a pair of auxiliary positioning wheels arranged at two sides of the conveying belt.