CN109397835B

CN109397835B - Plate pressing device

Info

Publication number: CN109397835B
Application number: CN201811220943.XA
Authority: CN
Inventors: 李理响
Original assignee: Linquan Rongxing Wood Industry Co ltd
Current assignee: Linquan Rongxing Wood Industry Co ltd
Priority date: 2018-10-19
Filing date: 2018-10-19
Publication date: 2020-11-27
Anticipated expiration: 2038-10-19
Also published as: CN109397835A

Abstract

The invention discloses a plate pressing device, which comprises a working plate, wherein the upper end of the working plate is provided with guide posts distributed at the vertexes of a rectangle, a pressing plate is sleeved on each guide post, a spring is sleeved on each guide post and positioned below the pressing plate, two sides of each guide post are provided with a first support post, the lower end of each first support post is fixedly connected with the working plate, the top of each first support post is fixedly provided with a top plate, the middle of each first support post is fixedly provided with a rectangular plate, the middle of the lower end of the top plate is provided with a first hydraulic cylinder, a piston rod of each first hydraulic cylinder 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 connected with the rectangular plate in a sliding manner, the lower end of the sliding block is provided with a second hydraulic cylinder, a piston rod of each second hydraulic cylinder is provided with, make the stress point uniform movement, improve the fastness behind the panel pressfitting, make panel thickness more even.

Description

Plate pressing device

Technical Field

The invention belongs to the technical field of plate processing, and particularly relates to a plate pressing device.

Background

The plywood is a three-layer or multi-layer plate material formed by rotationally cutting wood sections into veneers or slicing wood into veneers and gluing the veneers by using an adhesive, usually odd-layer veneers are used, the fiber directions of adjacent veneers are mutually vertical to be glued, the plywood is one of common materials for furniture and is one of three large plates of an artificial plate, the existing pressing device usually adopts a hydraulic cylinder to lower the pressing plate so as to complete the pressing of the plate, but because the contact area of a piston rod of the hydraulic cylinder and the pressing plate is limited, the stress of the pressing plate is concentrated at the position of the piston rod, the middle part of the plate is stressed excessively, the peripheral stress is small, the phenomenon of the peripheral tilting of the plate is easy to occur, and the reject ratio of the pressing of the plate is increased.

Disclosure of Invention

In view of the above deficiencies of the prior art, the present invention provides a plate pressing device to solve one or all of the above disadvantages of the prior art.

In order to solve the technical problems, the invention adopts the technical scheme that: a plate pressing device comprises a working plate, wherein the upper end of the working plate is provided with guide columns distributed at the vertexes of a rectangle, the guide post is sleeved with a pressure plate, the guide post is also sleeved with a spring, the spring is positioned below the pressure plate, a first supporting column is arranged on two sides of the guide column, the lower end of the first supporting column is fixedly connected with the working plate, a top plate is fixed on the top of the first supporting column, a rectangular plate is fixed in the middle of the first support column, a hydraulic cylinder I is arranged in the middle of the lower end of the top plate, a piston rod of the first hydraulic cylinder is provided with a fixed block, the fixed block is symmetrically provided with hinged connecting rods, the lower end of the connecting rod is provided with a hinged sliding block, the sliding block is connected with the rectangular plate in a sliding way, the lower end of the sliding block is provided with a second hydraulic cylinder, and a piston rod of the second hydraulic cylinder is provided with a roller carrier, the roller carrier is in an inverted U shape, and the inner side of the roller carrier is provided with a roller.

Preferably, the upper end of the right side of the working plate is provided with an auxiliary alignment device, the auxiliary alignment device comprises a slide rail and a bidirectional screw rod parallel to the slide rail, two ends of the bidirectional screw rod are provided with supporting seats, a polished rod part of the bidirectional screw rod is arranged in a bearing inner ring of the supporting seat, a rotating handle is arranged on the polished rod at one end of the bidirectional screw rod, slide bars in threaded connection are symmetrically arranged on the bidirectional screw rod, the slide bars are in sliding connection with the slide rail, auxiliary plates are arranged on the outer sides of the two slide bars, each auxiliary plate comprises a first baffle and a second baffle which are perpendicular to each other, and the upper ends of the second baffles are arc-shaped surfaces.

Preferably, a bottom plate is arranged below the working plate, a second support column is arranged at the two ends of the bottom plate and the working plate, the bottom plate is provided with a transfer device which comprises a second air cylinder, the upper end of a piston rod of the second air cylinder is provided with a U-shaped seat, two hollow rectangular pipes are respectively arranged on the inner arms at the two ends of the U-shaped seat, a first air cylinder is arranged at the bottom of the inner side of the U-shaped seat, the upper end of a piston rod of the first air cylinder is provided with a fixed plate, the left side of the fixed plate is provided with a first ejector rod positioned in the rectangular tube, two ejector rods II positioned in the rectangular tube are arranged on the right side of the fixed plate, pulleys are arranged at the tops of the ejector rods I and the ejector rods II, the length of the second ejector rod is greater than that of the first ejector rod, the working plate is also provided with two symmetrical sliding chutes, the sliding rail is provided with two notches matched with the sliding grooves, and the rectangular pipe moves along the sliding grooves.

Preferably, the lower extreme of transfer device is equipped with the slide of taking the runner, the side of slide is equipped with pushes away the handle, cylinder two is fixed in the slide upper end.

Preferably, the upper end of the pressing plate is provided with a guide sleeve, and the guide sleeve is connected with the guide post in a sliding manner.

Preferably, the middle of the sliding block is provided with a rectangular hole, the upper end and the lower end of the rectangular hole are provided with universal balls, and the upper end face and the lower end face of the rectangular plate are respectively contacted with the balls of the universal balls.

The invention has the beneficial effects that:

1. the roller is controlled to apply pressure to the pressing plate through the second hydraulic cylinder, so that the pressing plate presses the plate, the roller is controlled to move along the pressing plate through the first hydraulic cylinder, stress points of the pressing plate are uniformly distributed, the occurrence of unqualified plates caused by local continuous stress is reduced, and the plate after pressing is high in firmness and uniform in thickness.

2. The auxiliary aligning device is used for aligning and stacking the plates before the plates are placed, so that each single plate does not need to be manually pushed and adjusted, and the adhesive coated on the surface of the single plate is prevented from being damaged.

3. Remove panel through transfer device, reduce the trouble of artifical transport, also reduce the step of artifical operation below the clamp plate simultaneously, reduce the potential safety hazard.

Drawings

The contents of the drawings and the reference numerals in the drawings are briefly described as follows:

fig. 1 is a schematic structural diagram of a laminating device according to the present invention.

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

FIG. 3 is a schematic view of the structure of the transfer device of the present invention.

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

Wherein 1-a top plate, 2-a hydraulic cylinder I, 3-a fixed block, 4-a connecting rod, 5-a support I, 6-a slide block, 61-a rectangular hole, 62-a universal ball, 7-a rectangular plate, 8-a hydraulic cylinder II, 9-a roller frame, 10-a roller, 11-a pressing plate, 12-a guide column, 13-a guide sleeve, 14-a spring, 15-a working plate, 16-a support II, 17-a bottom plate, 18-an auxiliary plate, 181-a baffle I, 182-a baffle II, 19-a transfer device, 20-a pushing handle, 21-a sliding plate, 22-a sliding strip, 23-a supporting seat, 24-a rotating handle, 25-a bidirectional screw rod, 26-a sliding rail, 27-a sliding chute, 28-a rectangular pipe and 29-a pulley, 30-first ejector rod, 31-fixing plate, 32-second ejector rod, 33-first air cylinder, 34-U-shaped seat and 35-second air cylinder and 36-auxiliary alignment device.

Detailed Description

In the following description of the embodiments, the detailed description of the present invention, such as the shapes, structures, mutual positions and connection relationships of the components, the operation and working principles of the components, the manufacturing processes and the operation methods, will be further described in detail to help those skilled in the art to more completely, accurately and deeply understand the inventive concept and technical solution of the present invention.

As shown in fig. 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 guide posts 12 distributed at the rectangular vertexes, the guide posts 12 are sleeved with a pressing plate 11, the guide posts 12 are further sleeved with springs 14, the springs 14 are located below the pressing plate 11, two sides of the guide posts 12 are provided with first support posts 5, the lower ends of the first support posts 5 are fixedly connected with the working plate 15, the top of the first support posts 5 is fixed with a top plate 1, the middle of the first support posts 5 is fixed with a rectangular plate 7, the middle of the lower end of the top plate 1 is provided with a first hydraulic cylinder 2, the piston rod of the first hydraulic cylinder 2 is provided with a fixed block 3, the fixed block 3 is symmetrically provided with hinged connecting rods 4, the lower ends of the connecting rods 4 are provided with hinged sliders 6, the sliders 6 are slidably connected with the rectangular plate 7, the lower, a piston rod of the second hydraulic cylinder 8 is provided with a roller frame 9, the roller frame 9 is in an inverted U shape, the inner side of the roller frame 9 is provided with a roller 10, when the pressing is carried out, a plurality of aligned plates are placed below the pressing plate 11 and are preferentially placed at the central position of the pressing plate 11, the spring 14 supports the pressing plate 11 to facilitate the placing of the plates, the first hydraulic cylinder 2 and the second hydraulic cylinder 8 are started after the plates are placed, the piston rod of the second hydraulic cylinder 8 extends downwards to enable the roller 10 to act on the pressing plate 11 to press the pressing plate 11 to the plates, the plates start to be glued after receiving pressure, the piston rod of the first hydraulic cylinder 2 pushes the fixing block 3 to move downwards in the pressing process, the sliding block 6 moves towards two sides along the rectangular plate 7 through the connecting rod 4 in the downward process of the fixing block 3, the second hydraulic cylinder 8 moves along with the sliding block 6 when the sliding block 6 moves, and accordingly the roller 10 rolls from the middle, in the rolling process, the contact point of the roller 10 and the pressing plate 11 deviates from the middle part to two sides, so that the stress point of the pressing plate 11 is not limited to one position any more, in the pressing process of one plate, the hydraulic cylinder is controlled to stretch out and retract the piston rod for many times, the roller 10 rolls back and forth along the upper end surface of the pressing plate 11, the uniform stress on the pressing plate 11 is kept, the pressure received by the plate is more uniform, the situation that the middle part is continuously stressed too much and the stress on the periphery is too small is avoided, the quality of the pressed plate is better, and the thickness is uniform.

In other optional embodiments, an auxiliary alignment device 36 is disposed at the upper end of the right side of the working plate 15, the auxiliary alignment device 36 includes a slide rail 26 and a bidirectional screw rod 25 parallel to the slide rail, two ends of the bidirectional screw rod 25 are provided with supporting seats 23, a polished rod portion of the bidirectional screw rod 25 is disposed in a bearing inner ring of the supporting seat 23, a rotating handle 24 is disposed on the polished rod at one end of the bidirectional screw rod 25, the bidirectional screw rod 25 is symmetrically provided with slide bars 22 connected by threads, the slide bars 22 are slidably connected with the slide rail 26, an auxiliary plate 18 is disposed at the outer sides of the two slide bars 22, the auxiliary plate 18 includes a first baffle 181 and a second baffle 182 perpendicular to each other, the upper end of the second baffle 182 is an arc-shaped surface, when a plate is placed under the pressing plate 11, a plurality of single plates are aligned and stacked, the rotating handle 24 rotates the bidirectional screw rod 25, the bidirectional screw rod 25 drives the slide bars, the auxiliary plate 18 at the upper end of the slide bar 22 is used for aligning plates, the distance from the slide bar 22 to the first baffle 181 is the width of the plates, a plurality of single plates are sequentially placed between the first baffles 181, one ends of the single plates are lapped on the arc-shaped surface at the upper ends of the second baffles 182 during placement, one ends of the single plates slide into the upper ends of the slide bar 22 along the arc-shaped surface, the single plates are pushed to be close to the first baffles 181, other single plates are sequentially placed, the plurality of single plates are taken out and sent to the lower portion of the pressing plate 11 after placement is finished, the auxiliary aligning device 36 facilitates workers to rapidly align the plurality of single plates needing to be pressed, the problem that uniformity of the adhesive is damaged when the single plates coated with the adhesive on the surfaces are pushed to be adjusted again due to misalignment is avoided, and meanwhile the auxiliary aligning device 36 has good universality and is suitable.

In other optional embodiments, a bottom plate 17 is arranged below the working plate 15, two pillars 16 are arranged at two ends of the bottom plate 17 and the working plate 15, a transfer device 19 is arranged on the bottom plate 17, the transfer device 19 comprises a second cylinder 35, a U-shaped seat 34 is arranged at the upper end of a piston rod of the second cylinder 35, two hollow rectangular tubes 28 are respectively arranged on inner arms at two ends of the U-shaped seat 34, a first cylinder 33 is arranged at the bottom of the inner side of the U-shaped seat 34, a fixing plate 31 is arranged at the upper end of a piston rod of the first cylinder 33, two first ejector rods 30 positioned inside the rectangular tubes 28 are arranged at the left side of the fixing plate 31, two second ejector rods 32 positioned inside the rectangular tubes 28 are arranged at the right side of the fixing plate 31, pulleys 29 are arranged at the tops of the first ejector rods 30 and the second ejector rods 32, the lengths of the second ejector rods 32 are greater than the lengths of the first ejector, the slide rail 26 is provided with two notches matched with the slide groove 27, the rectangular tube 28 moves along the slide groove 27, after a plurality of single plates are aligned and stacked, the air cylinder two 35 is controlled to lift, the air cylinder two 35 lifts the U-shaped seat 34, so that the rectangular tube 28 is lifted upwards, the number of the rectangular tubes 28 is four, when the rectangular tube 28 continuously lifts from the slide groove 27, the rectangular tube 28 jacks the plates from the upper end of the slide bar 22, the transfer device 19 is pushed along the slide groove 27, so that the plates move along the slide groove 27, when the plates move to the lower part of the press plate 11, the piston rods of the air cylinder two 35 are retracted, the plates fall on the upper end of the working plate 15, after the plates are pressed, the air cylinder two 35 is controlled to jack the rectangular tube 28 first to jack the plates, the air cylinder one 33 is controlled to jack the ejector rod one 30 and the ejector rod two 32 out of the rectangular tube 28, the ejector rod two 32 is higher than the ejector rod one 30, and after the ejector, the plate inclines to one side, the upper ends of the first ejector rod 30 and the second ejector rod 32 are respectively provided with a pulley 29, so that the plate slides to one side of the first ejector rod 30, the left side of the working plate 15 is provided with a conveying roller, and the plate slides into the conveying roller and then is conveyed to the next working procedure.

In other alternative embodiments, the lower end of the transfer device 19 is provided with a sliding plate 21 with a rotating wheel, the side surface of the sliding plate 21 is provided with a push handle 20, the second air cylinder 35 is fixed at the upper end of the sliding plate 21, and a worker holds the push handle 20 to push the sliding plate 21 to roll, so that the transfer device 19 is convenient to move.

In other optional embodiments, a guide sleeve 13 is arranged at the upper end of the pressing plate 11, the guide sleeve 13 is slidably connected with the guide column 12, and the guide sleeve 13 and the pressing plate 11 are fixed through bolts, so that when the pressing plate 11 presses the plate downwards, the pressing plate 11 is kept horizontal, and the pressing plate 11 is prevented from being slightly inclined to influence the pressing of the plate.

In other optional embodiments, a rectangular hole 61 is formed in the middle of the slider 6, universal balls 62 are arranged at the upper end and the lower end of the rectangular hole 61, 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, and in the pressing process, the friction force between the rectangular plate 7 and the slider 6 is mainly the rolling friction force of the slider 6 and the universal balls 62, and the force is small, so that the movement of the slider 6 is not greatly hindered, and the pressing plate 11 can be ensured to have large pressure and can still roll along the rectangular plate 7.

The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The plate pressing device is characterized by comprising a working plate (15), guide posts (12) distributed on rectangular vertexes are arranged at the upper end of the working plate (15), a pressing plate (11) is sleeved on the guide posts (12), springs (14) are further sleeved on the guide posts (12), the springs (14) are located below the pressing plate (11), support posts (5) are arranged on two sides of the guide posts (12), the lower ends of the support posts (5) are fixedly connected with the working plate (15), a top plate (1) is fixed at the tops of the support posts (5), a rectangular plate (7) is fixed in the middle of the support posts (5), a hydraulic cylinder (2) is arranged in the middle of the lower end of the top plate (1), a fixing block (3) is arranged on a piston rod of the hydraulic cylinder (2), and hinged connecting rods (4) are symmetrically arranged on the fixing block (3), the lower end of the connecting rod (4) is provided with a hinged sliding block (6), the sliding block (6) is in sliding connection with the rectangular plate (7), the lower end of the sliding block (6) is provided with a second hydraulic cylinder (8), a piston rod of the second hydraulic cylinder (8) is provided with a roller carrier (9), the roller carrier (9) is in an inverted U shape, and the inner side of the roller carrier (9) is provided with a roller (10).

2. A panel press according to claim 1, wherein the upper right side of the working plate (15) is provided with auxiliary alignment means (36), the auxiliary alignment device (36) comprises a slide rail (26) and a bidirectional screw rod (25) parallel to the slide rail, two ends of the bidirectional screw rod (25) are provided with supporting seats (23), a polished rod part of the bidirectional screw rod (25) is arranged in a bearing inner ring of the supporting seats (23), a rotating handle (24) is arranged on a polish rod at one end of the bidirectional screw rod (25), slide bars (22) in threaded connection are symmetrically arranged on the bidirectional screw rod (25), the sliding strips (22) are connected with the sliding rails (26) in a sliding way, the outer sides of the two sliding strips (22) are provided with auxiliary plates (18), the auxiliary plate (18) comprises a first baffle plate (181) and a second baffle plate (182) which are perpendicular to each other, and the upper end of the second baffle plate (182) is an arc-shaped surface.

3. The plate pressing device according to claim 2, wherein a bottom plate (17) is arranged below the working plate (15), two pillars (16) are arranged at two ends of the bottom plate (17) and the working plate (15), a transfer device (19) is arranged on the bottom plate (17), the transfer device (19) comprises a second air cylinder (35), a U-shaped seat (34) is arranged at the upper end of a piston rod of the second air cylinder (35), two hollow rectangular tubes (28) are respectively arranged on inner arms at two ends of the U-shaped seat (34), a first air cylinder (33) is arranged at the bottom of the inner side of the U-shaped seat (34), a fixing plate (31) is arranged at the upper end of the piston rod of the first air cylinder (33), two first ejector rods (30) located inside the rectangular tubes (28) are arranged at the left side of the fixing plate (31), two second ejector rods (32) located inside the rectangular tubes (28) are arranged at the right side of the fixing plate (, the top of ejector pin (30) and ejector pin two (32) is equipped with pulley (29), the length of ejector pin two (32) is greater than the length of ejector pin one (30), still be equipped with spout (27) of two symmetries on working plate (15), be equipped with two breachs that match with spout (27) on slide rail (26), rectangular pipe (28) remove along spout (27).

4. A board pressing device according to claim 3, wherein the lower end of the transferring device (19) is provided with a sliding plate (21) with a rotating wheel, the side surface of the sliding plate (21) is provided with a pushing handle (20), and the second air cylinder (35) is fixed at the upper end of the sliding plate (21).

5. A panel press according to claim 1, wherein the upper end of the press plate (11) is provided with a guide sleeve (13), and the guide sleeve (13) is slidably connected with the guide post (12).

6. A panel press-fit arrangement according to claim 1, wherein the slider (6) is provided with a rectangular hole (61) in the middle, the rectangular hole (61) is provided with universal balls (62) at the upper and lower ends thereof, and the upper and lower end faces of the rectangular plate (7) are respectively in contact with the balls of the universal balls (62).