CN109397835B - A plate pressing device - Google Patents

Abstract

The invention discloses a plate pressing device, which comprises a working plate. The upper end of the working plate is provided with guide columns distributed with rectangular vertices, a pressure plate is sleeved on the guide column, and a spring is also sleeved on the guide column, which is located below the pressure plate. Two sides of the guide column are provided with pillar 1, the lower end of the pillar is fixedly connected with the working plate, the top of pillar 1 is fixed with a top plate, the middle of pillar 1 is fixed with a rectangular plate, the middle of the lower end of the top plate is provided with a hydraulic cylinder 1, the hydraulic cylinder 1 The piston rod is provided with a fixed block, the fixed block is symmetrically provided with a hinged connecting rod, the lower end of the connecting rod is provided with a hinged sliding block, the sliding block is slidably connected with the rectangular plate, the lower end of the sliding block is provided with a hydraulic cylinder two, There is a roller frame on the piston rod, the roller frame is inverted "U" shape, and the inner side of the roller frame is provided with a roller. This pressing device changes the defect of the fixed force point of the traditional pressing device, and moves the roller during the pressing process. , make the force point move evenly, improve the firmness of the sheet after pressing, and make the thickness of the sheet more uniform.

Description

A plate pressing device

technical field

The invention belongs to the technical field of sheet metal processing, and in particular relates to a sheet pressing device.

Background technique

Plywood is a three-layer or multi-layer board material made of wood segments that are cut into veneers or sliced into veneers, and then glued together with adhesives. The fiber directions of the veneers are glued vertically to each other. Plywood is one of the commonly used materials for furniture and one of the three major boards of wood-based panels. The existing pressing device usually uses a hydraulic cylinder to lower the pressing board to complete the pressing of the board, but Due to the limited contact area between the piston rod of the hydraulic cylinder and the pressing plate, the force of the pressing plate is concentrated at the position of the piston rod, so that the middle of the plate is stressed too much, while the surrounding force is small, and the surrounding of the plate is prone to warping. phenomenon, resulting in an increase in the failure rate of sheet pressing.

SUMMARY OF THE INVENTION

According to the above deficiencies of the prior art, the technical problem to be solved by the present invention is to provide a plate pressing device to solve all or one of the above-mentioned defects in the background art.

In order to solve the above-mentioned technical problems, the technical solution adopted in the present invention is: a plate pressing device, comprising a working plate, the upper end of the working plate is provided with a guide column distributed with a rectangular vertex, and a pressure plate is sleeved on the guide column , the guide column is also sleeved with a spring, the spring is located under the pressure plate, the two sides of the guide column are provided with a pillar, the lower end of the pillar is fixedly connected with the work plate, and the top of the pillar 1 is fixed with a The top plate, a rectangular plate is fixed in the middle part of the first pillar, the middle part of the lower end of the top plate is provided with a hydraulic cylinder 1, the piston rod of the hydraulic cylinder 1 is provided with a fixed block, and a hinged connection is symmetrically arranged on the fixed block. The lower end of the connecting rod is provided with a hinged sliding block, the sliding block is slidably connected to the rectangular plate, the lower end of the sliding block is provided with a second hydraulic cylinder, and the piston rod of the second hydraulic cylinder is provided with a roller frame, so The roller frame is in an inverted "U" shape, and the inner side of the roller frame is provided with a roller.

Preferably, an auxiliary alignment device is provided on the upper end of the right side of the working plate, and the auxiliary alignment device includes a slide rail and a bidirectional screw rod parallel to it, two ends of the bidirectional screw rod are provided with support seats, and the bidirectional screw rod is provided with a support seat. The polished rod part of the rod is arranged in the inner ring of the bearing of the support seat, one end of the two-way screw rod is provided with a turning handle, and the two-way screw rod is symmetrically provided with a threaded slide bar, the slide bar and the slide rail For sliding connection, auxiliary plates are arranged on the outer sides of the two sliding bars, the auxiliary plates include a baffle plate 1 and a baffle plate 2 which are perpendicular to each other, and the upper end of the baffle plate 2 is an arc surface.

Preferably, a bottom plate is provided under the working plate, two struts are provided on both ends of the bottom plate and the working plate, a transfer device is provided on the bottom plate, and the transfer device includes a second cylinder, and the piston of the second cylinder is The upper end of the rod is provided with a U-shaped seat, the inner arms at both ends of the U-shaped seat are respectively provided with two hollow rectangular tubes, the inner bottom of the U-shaped seat is provided with a cylinder 1, and the upper end of the piston rod of the cylinder 1 is provided There is a fixed plate, the left side of the fixed plate is provided with two ejector rods located inside the rectangular tube, the right side of the fixed plate is provided with two ejector rods located inside the rectangular tube, the ejector rod 1 There are pulleys on the top of the second mandrel and the second mandrel. The length of the second mandrel is greater than the length of the first mandrel. The working plate is also provided with two symmetrical chutes. The slot matches the notch, and the rectangular tube moves along the chute.

Preferably, the lower end of the transfer device is provided with a sliding plate with a runner, the side of the sliding plate is provided with a push handle, and the second cylinder is fixed on the upper end of the sliding plate.

Preferably, the upper end of the pressing plate is provided with a guide sleeve, and the guide sleeve is slidably connected with the guide column.

Preferably, a rectangular hole is provided in the middle of the slider, the upper and lower ends of the rectangular hole are provided with universal balls, and the upper and lower end surfaces of the rectangular plate are respectively in contact with the balls of the universal ball.

The beneficial effects of the present invention are:

1. Apply pressure to the pressure plate through the second control roller of the hydraulic cylinder, so that the pressure plate presses the plate, and the first control roller of the hydraulic cylinder moves along the pressure plate, so that the pressure points of the pressure plate are evenly distributed, and the plate is not damaged due to local continuous force. The appearance of qualified products makes the pressed board with high firmness and uniform thickness.

2. The boards are aligned and stacked by the auxiliary alignment device before the boards are placed, so that each veneer does not need to be manually adjusted to avoid damaging the adhesive that has been coated on the surface of the veneer.

3. The plate is moved by the transfer device, which reduces the trouble of manual handling, and also reduces the steps of manual operation under the platen, reducing potential safety hazards.

Description of drawings

The following is a brief description of the content expressed in the drawings of this specification and the symbols in the drawings:

FIG. 1 is a schematic structural diagram of the pressing device of the present invention.

Fig. 2 is a top view of the auxiliary alignment device of the present invention.

FIG. 3 is a schematic structural diagram of the transport device of the present invention.

4 is a partial cross-sectional view of the slider and the rectangular plate of the present invention.

Among them, 1-top plate, 2-hydraulic cylinder one, 3-fixed block, 4-connecting rod, 5-pillar one, 6-slider, 61-rectangular hole, 62-universal ball, 7-rectangular plate, 8-hydraulic Cylinder two, 9-roller frame, 10-roller, 11-pressing plate, 12-guide column, 13-guide bush, 14-spring, 15-working plate, 16-pillar two, 17-bottom plate, 18-auxiliary plate, 181 -Baffle 1, 182-Baffle 2, 19-Transfer device, 20-Push handle, 21-Slide plate, 22-Slide bar, 23-Support seat, 24-Turn handle, 25-Two-way screw, 26-Slide rail , 27-chute, 28-rectangular tube, 29-pulley, 30-mandrel one, 31-fixed plate, 32-mandrel two, 33-cylinder one, 34-U-shaped seat, 35-cylinder two, 36- Auxiliary alignment device.

Detailed ways

The following describes the embodiments of the present invention, such as the shape and structure of each component involved, the mutual position and connection relationship between each part, the function and working principle of each part, the manufacturing process and the operation and use method. etc., make further detailed descriptions to help those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solutions of the present invention. "," "down", "front", "rear", "left", "right", "inside", "outside", "side", etc. are only for reference to the direction and position of the attached drawings, therefore, the use of Directional and positional terms are used to describe and understand the present invention, not to limit the present invention.

As shown in Figures 1-4, the present invention is a plate pressing device, including a working plate 15, the upper end of the working plate 15 is provided with a guide column 12 distributed in a rectangular apex, the guide column 12 is sleeved with The pressure plate 11, the guide column 12 is also sleeved with a spring 14, the spring 14 is located under the pressure plate 11, the two sides of the guide column 12 are provided with a column 1 5, and the lower end of the column 1 5 is fixed with the working plate 15 Connection, the top of the pillar 1 is fixed with the top plate 1, the middle of the pillar 5 is fixed with a rectangular plate 7, the middle of the lower end of the top plate 1 is provided with a hydraulic cylinder 1 2, the piston rod of the hydraulic cylinder 1 2 There is a fixed block 3 on it, and a hinged connecting rod 4 is symmetrically arranged on the fixed block 3. The lower end of the connecting rod 4 is provided with a hinged sliding block 6, and the sliding block 6 is slidably connected with the rectangular plate 7. The lower end of the slider 6 is provided with a second hydraulic cylinder 8, and the piston rod of the second hydraulic cylinder 8 is provided with a roller frame 9, the roller frame 9 is an inverted "U" shape, and the inner side of the roller frame 9 is provided with a roller 10 , When pressing, place a plurality of aligned plates under the platen 11, preferably at the center of the platen 11, and the spring 14 supports the platen 11, which is convenient for the placement of the plates. Activate the hydraulic cylinder 1 2 and the hydraulic cylinder 2 8, the piston rod of the hydraulic cylinder 2 8 extends downward, so that the roller 10 acts on the pressing plate 11, pressing the pressing plate 11 to the plate, and the plate starts to be glued after receiving the pressure. In the middle, the piston rod of hydraulic cylinder 1 2 pushes the fixed block 3 to move downward. During the downward process of the fixed block 3, the sliding block 6 is moved to both sides along the rectangular plate 7 through the connecting rod 4. When the sliding block 6 moves, the hydraulic pressure The second cylinder 8 moves accordingly, so that the roller 10 rolls from the middle of the pressure plate 11 to both ends. During the rolling process, the contact point between the roller 10 and the pressure plate 11 shifts from the middle to both sides, so that the force point of the pressure plate 11 does not move. It is then limited to one position. During the pressing process of the plate, the hydraulic cylinder is controlled to extend and retract the piston rod for many times, so that the roller 10 rolls back and forth along the upper end surface of the pressing plate 11, so as to maintain the uniform force on the pressing plate 11. Make the pressure received by the plate more uniform, avoid the situation that the central force is continuously too large and the surrounding force is too small, so that the quality of the pressed plate is better and the thickness is uniform.

In other optional embodiments, an auxiliary aligning device 36 is provided on the upper end of the right side of the working plate 15 , and the auxiliary aligning device 36 includes a slide rail 26 and a bidirectional screw rod 25 parallel to it. Both ends are provided with support seats 23, and the polished rod part of the bidirectional screw rod 25 is arranged in the bearing inner ring of the support seat 23. One end of the bidirectional screw rod 25 is provided with a turning handle 24, and the bidirectional screw rod 25 Symmetrically provided with a threaded slide bar 22, the slide bar 22 is slidably connected with the slide rail 26, and the outer sides of the two slide bars 22 are provided with auxiliary plates 18, and the auxiliary plates 18 include mutually perpendicular baffles. 181 and the second baffle plate 182. The upper end of the baffle plate 2 182 is an arc surface. When the plate is placed under the pressing plate 11, the multiple veneers are first aligned and stacked, and the turning handle 24 is rotated to make the bidirectional screw 25 rotate. The screw 25 drives the slider 22 to approach or move away at the same time. The auxiliary plate 18 at the upper end of the slider 22 is used to align the plate. The distance between the slider 22 and the baffle 181 is the width of the plate, and a plurality of veneers are placed in sequence. Between the first baffle 181, put one end of the veneer on the curved surface of the upper end of the second baffle 182, then slide one end of the veneer along the arc surface to the upper end of the slider 22, and push the veneer to make It is in close contact with the baffle one 181, and other veneers are placed in sequence. After the placement is completed, the multiple veneers are taken out and sent under the pressing plate 11. The auxiliary alignment device 36 facilitates the worker to quickly align the multiple veneers that need to be pressed together. The uniformity of the adhesive is avoided when the veneer coated with the adhesive is pushed again due to misalignment, and the uniformity of the adhesive is destroyed. At the same time, the auxiliary alignment device 36 has good versatility and is suitable for rapid alignment of plates of different widths.

In other optional embodiments, a bottom plate 17 is provided below the work plate 15 , two pillars 16 are provided on both ends of the bottom plate 17 and the work plate 15 , and a transfer device 19 is provided on the bottom plate 17 . The transfer device 19 includes a second cylinder 35, the upper end of the piston rod of the second cylinder 35 is provided with a U-shaped seat 34, and two hollow rectangular tubes 28 are respectively provided on the inner arms of the two ends of the U-shaped seat 34. The inner bottom of the shape seat 34 is provided with a cylinder one 33, the upper end of the piston rod of the cylinder one 33 is provided with a fixed plate 31, and the left side of the fixed plate 31 is provided with two ejector rods one 30 inside the rectangular tube 28, The right side of the fixing plate 31 is provided with two ejector rods 32 located inside the rectangular tube 28 , the tops of the ejector rods 1 30 and the ejector rods 2 32 are provided with pulleys 29 , and the length of the ejector rod 2 32 is greater than The length of the ejector rod 1 30, the working plate 15 is also provided with two symmetrical slide grooves 27, the slide rail 26 is provided with two gaps that match the slide grooves 27, and the rectangular tube 28 runs along the slide grooves 27. The slot 27 moves, and after the multiple veneers are aligned and stacked, the second cylinder 35 is controlled to rise, and the second cylinder 35 lifts the U-shaped seat 34, so that the rectangular tube 28 is raised upward. There are four rectangular tubes 28. When the 28 continues to rise from the chute 27, the rectangular tube 28 pushes the plate up from the upper end of the slide bar 22, and pushes the transfer device 19 along the chute 27, so that the plate moves along the chute 27. When the plate moves to the pressing plate When it is below 11, retract the piston rod of the second cylinder 35, and the plate falls on the upper end of the working plate 15. After the plate is pressed together, control the second cylinder 35 to first lift the rectangular tube 28 to lift the plate, and then control the first cylinder 33 to push The first rod 30 and the second rod 32 are ejected from the rectangular tube 28, and the height of the second rod 32 is higher than that of the first rod 30. When the first rod 30 and the second rod 32 are ejected, the plate is inclined to one side, Because the upper ends of the ejector rod 1 30 and ejector rod 2 32 are provided with pulleys 29, the sheet slides to the side of the ejector rod 1 30, and a conveying roller is arranged on the left side of the working plate 15, and the sheet material slides into the conveying roller and is sent to the bottom a process.

In other optional embodiments, the lower end of the transfer device 19 is provided with a slide plate 21 with a runner, the side of the slide plate 21 is provided with a push handle 20, the second cylinder 35 is fixed on the upper end of the slide plate 21, and the worker holds the The push handle 20 pushes the sliding plate 21 to roll so as to facilitate the movement of the transfer device 19 .

In other optional embodiments, the upper end of the pressure plate 11 is provided with a guide sleeve 13, the guide sleeve 13 is slidably connected to the guide column 12, and the guide sleeve 13 and the pressure plate 11 are fixed by bolts, so that the pressure plate 11 presses the plate downwards. When it is closed, the pressing plate 11 is kept horizontal, so as to prevent the pressing plate 11 from being slightly inclined to affect the pressing of the plates.

In other optional embodiments, a rectangular hole 61 is provided in the middle of the slider 6 , and universal balls 62 are provided at the upper and lower ends of the rectangular hole 61 , and the upper and lower end surfaces of the rectangular plate 7 are respectively connected to the universal The ball is in contact with the ball 62. During the pressing process, the friction between the rectangular plate 7 and the slider 6 is mainly the rolling friction between the slider 6 and the universal ball 62. The movement of 6 does not cause great hindrance, ensuring greater pressure on the pressing plate 11 while still being able to roll along the rectangular plate 7 .

The present invention has been exemplarily described above, and it is obvious that the specific implementation of the present invention is not limited by the above-mentioned manner, as long as various insubstantial improvements made by the method concept and technical solution of the present invention are adopted, or the present invention is not improved without improvement. It is within the protection scope of the present invention that the ideas and technical solutions of the invention are directly applied to other occasions. The protection scope of the present invention should be based on the protection scope defined by the claims.

Claims (6)

1. A plate pressing device, characterized in that it comprises a working plate (15), the upper end of the working plate (15) is provided with a guide column (12) distributed at a rectangular vertex, and the guide column (12) is arranged on the upper end of the guide column (12). A pressure plate (11) is sleeved, and a spring (14) is sleeved on the guide column (12), the spring (14) is located under the pressure plate (11), and both sides of the guide column (12) are provided with The pillar one (5), the lower end of the pillar one (5) is fixedly connected with the work plate (15), the top plate (1) is fixed on the top of the pillar one (5), and the middle part of the pillar one (5) is fixed with A rectangular plate (7), a hydraulic cylinder (2) is provided in the middle of the lower end of the top plate (1), a fixing block (3) is provided on the piston rod of the hydraulic cylinder (2), and the fixing block (3) ) is symmetrically provided with a hinged connecting rod (4), the lower end of the connecting rod (4) is provided with a hinged sliding block (6), the sliding block (6) is slidably connected with the rectangular plate (7), and the sliding block (6) is slidably connected to the rectangular plate (7). The lower end of the block (6) is provided with a second hydraulic cylinder (8), and a roller frame (9) is arranged on the piston rod of the second hydraulic cylinder (8). The inner side of the roller frame (9) is provided with a roller (10). 2 . The plate pressing device according to claim 1 , wherein an auxiliary aligning device ( 36 ) is provided on the right upper end of the working plate ( 15 ), and the auxiliary aligning device ( 36 ) comprises a sliding rail ( 2 . 2 . 26) and its parallel two-way screw (25), the two ends of the two-way screw (25) are provided with a support seat (23), and the polished rod part of the two-way screw (25) is provided on the support seat (23) In the inner ring of the bearing, one end of the two-way screw (25) is provided with a turning handle (24), and the two-way screw (25) is symmetrically provided with a threaded slider (22). The bars (22) are slidably connected with the slide rails (26), and auxiliary boards (18) are provided on the outer sides of the two slide bars (22), and the auxiliary boards (18) include mutually perpendicular baffle plates (181) and The second baffle plate (182), the upper end of the second baffle plate (182) is an arc surface. 3 . The plate pressing device according to claim 2 , wherein a bottom plate ( 17 ) is provided below the work plate ( 15 ), and both ends of the bottom plate ( 17 ) and the work plate ( 15 ) are provided. 4 . There are two pillars (16), the bottom plate (17) is provided with a transfer device (19), the transfer device (19) includes a cylinder two (35), the upper end of the piston rod of the cylinder two (35) is provided with a U A seat (34), two hollow rectangular tubes (28) are provided on the inner arms at both ends of the U-shaped seat (34), and a cylinder 1 (33) is provided on the inner bottom of the U-shaped seat (34). ), the upper end of the piston rod of the cylinder one (33) is provided with a fixed plate (31), and the left side of the fixed plate (31) is provided with two ejector rods (30) located inside the rectangular tube (28), The right side of the fixing plate (31) is provided with two ejector rods (32) located inside the rectangular tube (28). 29), the length of the second mandrel (32) is greater than the length of the first mandrel (30), and the working plate (15) is also provided with two symmetrical chute (27), ) is provided with two notches matching the chute (27), and the rectangular tube (28) moves along the chute (27). 4. The plate pressing device according to claim 3, wherein the lower end of the transfer device (19) is provided with a slide plate (21) with a runner, and the side of the slide plate (21) is provided with a push handle (20), the second cylinder (35) is fixed on the upper end of the slide plate (21). 5 . The plate pressing device according to claim 1 , wherein a guide sleeve ( 13 ) is provided on the upper end of the pressing plate ( 11 ), and the guide sleeve ( 13 ) is slidably connected with the guide post ( 12 ). 6 . 6 . The plate pressing device according to claim 1 , wherein a rectangular hole ( 61 ) is provided in the middle of the slider ( 6 ), and universal balls are provided at the upper and lower ends of the rectangular hole ( 61 ). 7 . (62), the upper end surface and the lower end surface of the rectangular plate (7) are respectively in contact with the balls of the universal balls (62).

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