Disclosure of utility model
In order to overcome the defects of the prior art, the utility model provides a composite board shaping device, which effectively solves the problem of high production cost of the existing hot-press shaping tool.
The technical scheme adopted for solving the technical problems is as follows:
The shaping device for the composite board comprises a mounting frame, a supporting plate, supporting block assemblies and pressing plates, wherein the supporting plate is arranged at the lower part of the mounting frame, the supporting block assemblies are used for supporting four side edges of the composite board, the supporting block assemblies are fixedly arranged on the supporting plate, the pressing plates are uniformly arranged at the middle parts of the pressing plates, a plurality of pressing rod driving cylinders are arranged at the upper part of the mounting frame and used for driving the pressing plates to drive the pressing rods to be close to or far away from the middle parts of the supporting block assemblies.
As a further improvement of the technical scheme, the supporting block assembly comprises four corner supporting blocks and a plurality of side supporting blocks, wherein the four corner supporting blocks and the plurality of side supporting blocks are fixedly arranged on the supporting plate, the four corner supporting blocks are distributed in a rectangular array, and at least one side supporting block is arranged between the two corner supporting blocks.
As a further improvement of the technical scheme, the supporting block assembly further comprises a limiting block arranged in the middle of the supporting plate, and the limiting block is used for limiting the downward moving distance of the composite plate.
As a further improvement of the technical scheme, the angle support block is provided with L-shaped positioning parts, four L-shaped positioning parts are matched to position the composite board, and the side support block is provided with a strip positioning part for positioning the side of the composite board.
As a further improvement of the technical scheme, the length of the pressing rod is 30mm-50mm, and the diameter of the pressing rod is 5mm-8mm.
As a further improvement of the technical scheme, the support surface of the upper part of the angle support block is inclined at a certain angle to the middle part of the support plate, and the support surface of the upper part of the side support block is inclined at a certain angle to the middle part of the support plate.
As a further improvement of the technical scheme, a first buffer rubber cushion is arranged on the upper supporting surface of the angle supporting block, a second buffer rubber cushion is arranged on the supporting surface of the upper part of the side supporting block, and a rubber sleeve is sleeved at the bottom of the pressure rod.
As a further improvement of the above technical solution, a heating plate is provided on the support plate.
As a further improvement of the technical scheme, the mounting frame comprises a bottom plate, a top plate and four connecting rods, the four connecting rods are connected with the bottom plate and the top plate, the driving air cylinder is fixedly arranged on the top plate, and the supporting plate is arranged on the bottom plate.
As a further improvement of the technical scheme, four shaft sleeves are respectively arranged on four corners of the pressing plate, and the four shaft sleeves are respectively sleeved on the four connecting rods in a sliding manner.
The shaping device for the composite board has the advantages that the four sides of the composite board are supported by the supporting block assemblies arranged on the supporting board, then the pressing board is driven to move downwards by the driving air cylinder, the pressing rod in the middle of the pressing board can be driven to press down the middle of the composite board, and the four sides of the composite board can be bent upwards by a certain angle under the interaction of the pressing rod and the supporting block assemblies.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the connection/connection relations referred in the patent are not directly connected by single-finger members, but rather refer to a better connection structure which can be formed by adding or reducing connection auxiliary parts according to specific implementation conditions, for example, screw connection, bolt connection, pin connection, key connection, bonding, mortise-tenon connection, welding, riveting and the like can be selected as required for fixed connection/fixed installation, and for detachable connection, for example, screw connection, bolt connection, threaded connection, buckle connection, mortise-tenon connection, magic tape connection and the like can be selected as required. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1-3, an embodiment of the present utility model provides a composite board shaping device, which includes a mounting frame 1, a support plate 2, a support block assembly, a pressing plate 4 and a driving cylinder 5, specifically, the driving cylinder 5 and the support plate 2 are respectively disposed at the upper portion and the lower portion of the mounting frame 1, an output shaft of the driving cylinder 5 extends downward or retracts, an end portion of the output shaft is fixedly connected with the upper portion of the pressing plate 4, a plurality of pressing rods 41 are uniformly disposed in the middle portion of the lower surface of the pressing plate 4, and the upper surface of the support plate 2 is fixedly provided with the support block assembly for supporting four sides of the composite board 6.
The compression bars are provided with five compression bars, four compression bars are arranged in a matrix, and one compression bar is arranged at the middle position. The compression bar is welded at the lower part of the compression plate 4.
Wherein the length of the compression bar 41 is 30mm-50mm and the diameter is 5mm-8mm. The compression bar 41 is too long and easy to bend, the too short length can cause the compression plate 4 to be too close to the supporting block assembly and easy to collide, and the compression bar 41 with the length of 30mm-50mm can have better bending property and can prevent the compression plate 4 from colliding with the supporting block assembly. The arrangement of 5mm-8mm can prevent the too small acting area from causing too large pressure to pierce the composite board 6, and simultaneously can prevent the contact surface from being too large to cause the composite board 6 after bending.
According to the embodiment, the four sides of the composite board 6 are supported by the supporting block assemblies arranged on the supporting board 2, then the pressing board 4 is driven to move downwards by the driving cylinder 5, the pressing rod 41 in the middle of the pressing board 4 can be driven to press down the middle of the composite board 6, and the four sides of the composite board 6 can be bent upwards by a certain angle under the interaction of the pressing rod 41 and the supporting block assemblies.
Specifically, referring to fig. 1 to 3, the supporting block assembly includes four corner supporting blocks 31 and a plurality of side supporting blocks 32 fixedly disposed on the supporting plate 2, the four corner supporting blocks 31 are distributed in a rectangular array, and at least one side supporting block 32 is disposed between the two corner supporting blocks 31. In this embodiment, the four corner supporting blocks 31 are distributed in a rectangular array, so that the four corners of the composite board 6 can be supported, and meanwhile, the middle clearance is realized, the pressing rod 41 is convenient for pressing and shaping the composite board 6, and the side edge is provided with the side edge supporting blocks 32, so that the bending effect of the side edge can be ensured. In other embodiments, a hollow supporting frame can be directly enclosed by a plurality of supporting blocks, and the effect of supporting and shaping can be realized.
Further, the supporting block assembly further comprises a limiting block 33 arranged in the middle of the supporting plate 2, and the height of the limiting block 33 is smaller than that of the angle supporting block 31. In this embodiment, the supporting height of the corner supporting block 31 is flush with the supporting height of the side supporting block 32, so that the side plates of the composite board 6 can be ensured to be bent relatively flush, and the overall bending effect is ensured. The height of the limiting block 33 is lower than that of the angle supporting block 31, so that the normal operation of pressing and shaping of the pressing rod 41 can be ensured, meanwhile, damage to the composite board 6 caused by overlarge pressing distance can be effectively prevented, and the product yield is effectively improved.
Further, referring to fig. 1 to 3, the corner support block 31 is provided with an L-shaped positioning portion 311, and the four L-shaped positioning portions 311 cooperate to position the composite board 6. Wherein, four angle supporting pieces 31 correspond to four angles of composite board 6, can fix a position composite board 6 through the cooperation of four L type location portions 311, can guarantee the crooked position of composite board 6, guarantee the precision of plastic. Likewise, the side supporting block 32 is provided with a long positioning portion 321 for positioning the side of the composite board 6, so as to ensure the processing precision.
Wherein, be clearance fit between four L type location portions 311 and the composite sheet 6, make things convenient for the material loading of composite sheet 6, the interval between angle supporting shoe 31 and the side supporting shoe 32 can form simultaneously and keeps away the position, conveniently holds up the composite sheet 6 of accomplishing the plastic. Preferably, the upper portions of the four L-shaped positioning portions 311 are provided with chamfers, so that the composite board 6 is conveniently aligned, and the feeding convenience is improved.
Further, referring to fig. 1 to 3, the upper support surface of the corner support block 31 is inclined at an angle to the middle of the support plate 2, and the upper support surface of the side support block 32 is inclined at an angle to the middle of the support plate 2. Through setting up the supporting surface of angle supporting shoe 31 and side supporting shoe 32 and all inclining to the middle part downside, can make composite sheet 6 constantly increase with angle supporting shoe 31 and side supporting shoe 32's area of contact at the deformation process that pushes down, guarantee the stability of plastic.
Further, a first cushion rubber pad (not shown) is provided on the upper supporting surface of the corner supporting block 31, a second cushion rubber pad (not shown) is provided on the supporting surface of the upper portion of the side supporting block 32, and a rubber sleeve 42 is sleeved on the bottom of the compression bar 41. Through increasing first buffering cushion, second buffering cushion and gum cover 42, can prevent in the hot pressing plastic in-process that depression bar 41, angle supporting shoe 31, side supporting shoe 32 and composite sheet 6 from taking place wearing and tearing, influence the product yield.
Further, referring to fig. 1 to 3, a heating plate (not shown) is disposed on the supporting plate 2, and by adding the heating plate, the composite plate 6 can be softened by heating before pressing and shaping, so as to facilitate the subsequent shaping process. Preferably, the heating plate is an annular plate, the size of the heating plate corresponds to the outer edge of the composite plate 6, and accurate heating can be realized on the bent part, so that the heating efficiency is improved.
Further, the mounting frame 1 comprises a bottom plate 11, a top plate 13 and four connecting rods 12, the four connecting rods 12 are connected with the bottom plate 11 and the top plate 13, the driving cylinder 5 is fixedly arranged on the top plate 13, and the supporting plate 2 is arranged on the bottom plate 11. Four shaft sleeves (not shown in the figure) are respectively arranged at four corners of the pressing plate 4, and the four shaft sleeves are respectively sleeved on the four connecting rods 12 in a sliding manner. By providing the bushings at the four corners of the pressing plate 4 and sliding up and down along the connecting rod 12, the stability of compacting and shaping can be ensured.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and the equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.