CN217941515U

CN217941515U - Multipoint forming mechanism of hyperbolic plate multipoint forming and stretching device

Info

Publication number: CN217941515U
Application number: CN202221851117.7U
Authority: CN
Inventors: 马攀
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-12-02
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses a hyperbolic panel multipoint forming stretching device's multipoint forming mechanism, characterized by: the multi-point forming mechanism comprises a forming die and a stretching oil cylinder for driving the forming die to move up and down; the forming die is provided with a plurality of sections of forming modules, and the plurality of sections of forming modules can be combined randomly to form the size matched with the plate. The utility model discloses can carry out size adjustment to adapt to the not drawing of unidimensional panel.

Description

Multipoint forming mechanism of hyperbolic plate multipoint forming and stretching device

Technical Field

The utility model relates to a forming device field especially relates to a hyperbolic panel multiple spot takes shape stretching device's multiple spot forming mechanism.

Background

Along with the diversification of the effect of the outer facade of the building, the hyperboloid metal plates with different sizes and radians are adopted for decoration on the surface of a plurality of buildings, and the traditional wood-mold skin covering process is adopted, so that the processing process is very complicated, the mold opening time is long, the cost is very high, the forming precision is poor, and the forming effect is poor.

The multi-point forming is a flexible and digital plate forming new technology, and a mould profile is formed by a plurality of regularly arranged height-adjustable basic body units, so that curved surface pieces in different shapes can be formed by one set of device.

In the prior art, in the process of stretching and forming the plate, a multipoint forming mechanism for stretching the plate is of a fixed structure, and the stretching area of the multipoint forming mechanism cannot be adjusted according to the actual size of the plate. Therefore, in order to adapt to the stretching of the plates with different sizes, enterprises need to configure a plurality of multipoint forming devices with different sizes in a workshop so as to adapt to the stretching of the plates with the conventional sizes. This case leads to a high production cost, and therefore, further improvement is required.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a hyperbolic panel multiple spot takes shape stretching device's multiple spot forming mechanism can carry out the size adjustment to adapt to the not tensile of unidimensional panel.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a multipoint forming mechanism of a multipoint forming and stretching device for hyperbolic plates is characterized in that: the multi-point forming mechanism comprises a forming die and a stretching oil cylinder for driving the forming die to move up and down;

the forming die is provided with a plurality of sections of forming modules, and the plurality of sections of forming modules can be combined randomly to form the size matched with the plate.

Preferably, the multi-stage molding blocks are different in size from each other and are divided into a large molding die and a small molding die.

Preferably, the multi-point forming mechanism further comprises a bottom plate, and the forming modules in multiple sections are arranged on the bottom plate and can be detached relative to the bottom plate.

Preferably, each of the forming modules comprises a base and a plurality of basic lifting units arranged in the base.

Preferably, the multipoint forming mechanism further comprises a rubber pad, and the rubber pad is arranged at the upper end of the basic lifting unit.

The utility model has the advantages that: the multi-section forming module can be spliced according to the tensile actual size of the plate, so that the tensile area of the forming mechanism is matched with the area of the plate, the plate is effectively stretched, the allocation of a plurality of forming devices in a workshop is reduced, and the production cost is obviously reduced.

Drawings

Fig. 1 is a schematic view of a multi-point forming and stretching apparatus for a hyperbolic plate provided in this embodiment;

FIG. 2 is a schematic view illustrating the installation of the flexible clamp on the adjusting bracket according to the present embodiment;

FIG. 3 is a schematic view of a flexible clamp according to the present embodiment;

FIG. 4 is a schematic view of a clamp provided in the present embodiment;

fig. 5 is a schematic diagram of the multi-point forming mechanism provided in this embodiment.

Detailed Description

The multipoint forming mechanism of the hyperbolic plate multipoint forming and stretching device of the present invention is further described with reference to fig. 1 to 5.

A double-curve plate multipoint forming and stretching device is characterized in that: comprises a frame body 1, a clamping mechanism 2 arranged on the frame body 1 and a multipoint forming mechanism 3 with adjustable size.

The clamping mechanisms 2 are provided with two groups, the two groups are respectively positioned at two sides of the multipoint forming mechanism 3, and each group of the clamping mechanisms 2 comprises a flexible clamp 20 and an adjusting frame which is used for installing the flexible clamp 20 and can drive the flexible clamp 20 to act along with the adaptability of the plate.

The flexible fixture 20 comprises a plurality of sets of successively pivoted fixtures 21 and an adjusting cylinder 28 arranged between every two adjacent sets of fixtures 21, the adjusting cylinder 28 is an oil cylinder, clamping ports 2121 of the plurality of sets of fixtures 21 face the multipoint forming mechanism 3 and can be clamped on a plate located on the multipoint forming mechanism 3 at the same time, and the adjusting cylinder 28 drives the two adjacent sets of fixtures 21 to rotate mutually, so that an included angle between the adjacent clamping ports 2121 is changed along with the bending of the plate in an adaptive manner.

Specifically, each set of the clamping apparatus 21 includes a clamping base 212 and a clamping cylinder 211.

Each cartridge 212 has a grip opening 2121 on the side facing the multipoint forming mechanism 3, and the grip opening 2121 has therein an upper grip block 2123 and a fixed lower grip block 2122 which can move up and down. The clamping cylinder 211 is installed on the top of the clamping base 212, and a piston rod of the clamping cylinder 211 extends into the clamping opening 2121 to connect with the upper clamping block 2123, so as to drive the upper clamping block 2123 to move towards or away from the lower clamping block 2122, thereby achieving the effect of clamping or loosening the plate.

The upper and

lower blocks

2123 and 2122 each have a gullet 2124 on their facing surfaces for increasing the clamping force.

The side of the clamping seat 212 has a pivot hole 2125, and the pivot holes 2125 of two adjacent clamping seats 212 are butted and inserted with a pivot shaft. The outermost holder 212 has a pivot hole 2125 on one side, and the other holders 212 have pivot holes 2125 on both sides, thereby realizing a sequential pivot structure.

Two ends of each adjusting cylinder 28 are respectively pivoted on the clamping seats 212 of two adjacent sets of the clamps 21 to drive the two adjacent sets of the clamps 21 to rotate mutually. In this embodiment, the jig 21 located at the center is attached to the adjustment frame.

The adjusting bracket comprises a moving bracket 27, a rotary swing head body 25, a telescopic oil cylinder 26, a first hydraulic motor 261, a second hydraulic motor 262 and a guide cylinder 291; the moving frame 27 is slidably fitted on the frame body 1, and a first driving part 22 for driving the moving frame 27 to move towards or away from the multipoint forming mechanism 3 is arranged between the moving frame 27 and the frame body 1; the rotary pendulum head body 25 comprises a rotary shell 252 and two rotary oil cylinders, the cylinder bodies of the two rotary oil cylinders are fixed in the rotary shell, meanwhile, a rotary rod 251 of the rotary oil cylinder penetrates through the end wall of the rotary shell and is positioned outside two ends of the rotary shell 252, a lifting slide block 23 is connected to the rotary rod 251 of the rotary pendulum head body 25 in a circumferential limiting manner and is matched on the moving frame 27 in a lifting manner through the lifting slide block 23, and a second driving part 24 for driving the lifting slide block 23 to lift is arranged between the lifting slide block 23 and the moving frame 27; the telescopic oil cylinder 26 is perpendicular to the rotary pendulum body 25, the cylinder body of the telescopic oil cylinder 26 is fixed on the rotary shell of the rotary pendulum body, a piston rod 263 in the telescopic oil cylinder 26 faces to the first end of the multipoint forming mechanism 3 for pivoting the flexible clamp 20, and the second end back to the multipoint forming mechanism 3 is connected with a mounting plate 29; a guide cylinder 291 is provided between the mounting plate 29 and the rotary housing of the rotary pendulum body 25 to restrict the mounting plate 29 from rotating relative to the rotary housing of the rotary pendulum body 25; the first hydraulic motor 261 is installed between the first end of the piston rod 263 of the telescopic cylinder 26 and the flexible clamp, and drives the flexible clamp 20 to rotate; the housing of the second hydraulic motor 262 is fixed to the mounting plate 29, and the rotating shaft is connected to the piston rod 263 of the telescopic cylinder 26 to rotate the piston rod of the telescopic cylinder. That is, the first driving member 22 is an oil cylinder, a cylinder body of the first driving member 22 is pivoted on the frame body 1, and a piston rod is pivoted on the moving frame 27, so as to drive the moving frame 27 to move horizontally; the second driving part 24 is an oil cylinder, the cylinder body of the second driving part 24 is connected to the moving frame 27, and the piston rod is connected to the lifting slide block 23, so that the lifting slide block 23 and the rotary swing head body are driven to move up and down; the two ends of the piston rod 251 in the rotary pendulum body 25 are positioned outside the cylinder body so as to be connected with the lifting slide block; a U-shaped seat 264 is connected to a first end of a piston rod 263 in the telescopic cylinder 26, an opening of the U-shaped seat 264 faces to the multipoint forming mechanism, two side walls of the U-shaped seat 264 are respectively positioned at the upper side and the lower side, a pivot shaft is connected between the two side walls through a bearing, a pivot seat 2126 is arranged on the back of the clamp positioned at the middle of the flexible clamp, a pivot hole which is in circumferential limit fit with the pivot shaft is formed in the pivot seat 2126, a shell of a first hydraulic motor is fixed on the upper side wall of the U-shaped seat, and a rotating shaft of the first hydraulic motor is connected with the pivot shaft, so that the flexible clamp is driven to integrally rotate; based on the structure, the first driving part 22 can drive the flexible fixture 20 to move back and forth relative to the multipoint forming mechanism 3, the second driving part 24 can drive the flexible fixture 20 to move up and down, the rotary pendulum head 25 can drive the flexible fixture 20 to swing up and down towards one side of the multipoint forming mechanism 3, the telescopic oil cylinder 26 can drive the flexible fixture 20 to further feed relative to the multipoint forming mechanism 3, and the first hydraulic motor and the second hydraulic motor can drive the flexible fixture to rotate adaptively, so that the flexible fixture moves along with the sheet material in all directions.

The multi-point forming mechanism 3 comprises a forming die 31 located on the frame body 1 and a drawing oil cylinder 32 arranged between the frame body 1 and the forming die 31 to drive the forming die 31 to move up and down. The forming die 31 has a plurality of stages of forming modules 311, and the plurality of stages of forming modules 311 can be arbitrarily combined to form a size suitable for a plate material.

Specifically, the multi-stage forming module 311 has different sizes, and in this embodiment, two large forming dies and two small forming dies are used, so as to be assembled into the forming dies 31 with different sizes and models. In the specific use process, more size models of forming modules can be added, so that the required sizes can be spliced conveniently.

The multi-point forming mechanism 3 further includes a bottom plate 33, and the forming modules 311 in multiple stages are disposed on the bottom plate 33 and can be detached from the bottom plate 33. The plurality of stretching cylinders 32 are supported on the lower surface of the bottom plate 33 to drive the bottom plate 33 and the plurality of forming modules 311 to move up and down, so that the plate extrusion stretching effect is realized.

In this embodiment, the plurality of forming modules 311 are directly placed on the bottom plate 33 for easy detachment, and the forming modules 311 are not moved freely due to the weight of the forming modules 311 themselves. It should be noted that, in order to improve the stability of the forming module 311 on the bottom plate 33, a corresponding positioning device may be provided to limit any movement of the forming module 311 relative to the bottom plate 33, such as a positioning member such as a positioning pin.

Each of the forming modules 311 includes a base 3111 and a plurality of basic lifting units 3112 disposed in the base 3111. The base 3111 is a case having an upper side opened, and the basic elevation unit 3112 is an electric cylinder provided in the case. The base 3111 and the number of the basic lifting units 3112 of the forming modules 311 of different sizes and models are different.

In order to improve the quality of the stretching of the plate, the multipoint forming mechanism 3 further comprises a rubber pad 34, and the rubber pad 34 is arranged at the upper end of the basic lifting unit 3112 in a cushioned manner.

When the drawing die is used specifically, the forming die 31 is matched with the plate in size through the splicing of the component forming modules 311, and the plate to be drawn is placed on the rubber pad 34 at the upper end of the forming die 31; the first driving part 22 drives the moving frame 27 to move towards the multipoint forming mechanism 3, so that each clamping opening 2121 in the flexible clamp 20 is clamped at the end part of the sheet material; after the positioning is completed, the stretching oil cylinder 32 drives the forming die 31 to move upwards to stretch the sheet, the sheet deforms along with the rising of the forming die 31, namely, two sides of the sheet gradually bend upwards to deform, and the middle part to two ends of the sheet gradually bulge upwards, in the process, each adjusting cylinder 28 drives every two adjacent clamps 21 to rotate, so that the angle between every two adjacent clamping ports is matched with the bending of the end part of the sheet, meanwhile, the rotating pendulum head body 25 drives the clamping ports of the flexible clamps to rotate upwards to adapt to the gradual bulging from the middle part to the two ends of the sheet, the telescopic oil cylinder 26 adaptively drives the flexible clamps 20 to feed towards the sheet, the first hydraulic motor and the second hydraulic motor drive the flexible oil cylinders to synchronously rotate to adapt to the deformation of the sheet until the deformation of the sheet is completed. In the forming process, the generation of plate folds can be effectively avoided, the product quality is improved, and the cost is reduced.

The forming die 31 is pieced together by the forming module 311 that a plurality of sizes are different and is formed, can be convenient for the size regulation of forming die 31 to the stretch forming of adaptation different size panels promotes the utility model discloses a commonality.

Unless otherwise specified, in the present invention, if the terms "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore, the terms describing the orientation or positional relationship in the present invention are used only for exemplary illustration and are not to be construed as limiting the present patent, and those skilled in the art can understand the specific meaning of the above terms according to the specific circumstances with reference to the drawings.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly in the present disclosure and encompass, for example, either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A multipoint forming mechanism of a hyperbolic plate multipoint forming and stretching device is characterized in that: the multi-point forming mechanism comprises a forming die and a stretching oil cylinder for driving the forming die to move up and down;

2. The multipoint forming mechanism of the hyperbolic plate multipoint forming and stretching device as in claim 1, wherein: the multi-section forming modules have different sizes and are divided into a large forming die and a small forming die.

3. The multipoint forming mechanism of the hyperbolic plate multipoint forming and stretching device as claimed in claim 1, wherein: the multi-point forming mechanism further comprises a bottom plate, and the forming modules are arranged on the bottom plate and can be detached relative to the bottom plate.

4. The multipoint forming mechanism of the hyperbolic plate multipoint forming and stretching device as in claim 1, wherein: each section of the forming module comprises a base and a plurality of basic lifting units arranged in the base.

5. The multipoint forming mechanism of the hyperbolic plate multipoint forming and stretching device as in claim 4, wherein: the multipoint forming mechanism further comprises a rubber pad, and the rubber pad is arranged at the upper end of the basic lifting unit.