CN217346667U

CN217346667U - Demoulding mechanism of vacuum plastic-sucking forming mould

Info

Publication number: CN217346667U
Application number: CN202220748371.8U
Authority: CN
Inventors: 李广涛
Original assignee: Suzhou Tongzhou Packaging Co ltd
Current assignee: Suzhou Tongzhou Packaging Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-09-02
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a demoulding mechanism of a vacuum plastic-absorbing forming mould, which comprises a main mould, wherein the upper surface of the main mould is provided with a liftable limiting frame, the lower surface of the main mould is internally provided with an air exhaust pipeline, two side surfaces of the air exhaust pipeline are both fixedly provided with a guide pipe, and the left side surface and the right side surface of the limiting frame are both fixedly connected with a first side plate; the utility model discloses can place the material piece after heating when carrying out vacuum plastic uptake on the master die, make its edge and spacing laminating mutually, and set up the piston rod through the both sides at spacing and be connected with the master die, make and to separate between spacing and the master die, simultaneously again because the piston rod is linked together with exhaust duct, can be when utilizing exhaust duct to pour into air into and promote the product drawing of patterns, can utilize the air to promote the piston rod extension to drive spacing rising in step, so that together carry out the drawing of patterns with the corner part of product, prevent that its drawing of patterns is uneven and produce deformation, good quality for the product provides the guarantee.

Description

Demoulding mechanism of vacuum plastic-sucking forming mould

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to a vacuum plastic uptake forming die demoulding mechanism.

Background

Vacuum forming, commonly called plastic suction, is a plastic processing technology, and is mainly characterized in that flat plastic hard sheets are heated to be soft, then are adsorbed on the surface of a mold in vacuum, and are formed after being cooled, so that the plastic suction plastic is widely applied to the industries of plastic packaging, lamp decoration, advertisement, decoration and the like.

The existing demoulding mechanism of the vacuum plastic-suction forming mould directly injects gas into the mould by using a gas pump, the injected gas is used as thrust to demould the product, the side edge of the upper half part of the product is not easy to bear force in the process of demoulding, the product is easy to deform due to uneven stress when the product is pushed to demould, and the quality of the product forming is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a vacuum plastic molding mould demoulding mechanism, which avoids the problems that the existing plastic molding mould demoulding mechanism is not uniform and changeable in the process of demoulding products, and the first half side of the products is not easy to bear the force.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a vacuum plastic uptake forming die demoulding mechanism, includes the master mould, the upper surface of master mould is provided with the spacing of liftable, be provided with exhaust duct in the lower surface of master mould, and the equal fixed mounting of both sides face of exhaust duct has the pipe, the first curb plate of the equal fixedly connected with of the left and right sides face of spacing, the both sides face of master mould upper surface all is provided with the second curb plate that position and first side are corresponding, the bottom internal fixation joint of second curb plate has two piston rods that bottom and pipe are linked together, and the same first curb plate of flexible end of two piston rods is connected.

As a preferred technical scheme of the utility model, be connected through the thread piece between piston rod and the first curb plate, correspond two the piston rod parallels.

As a preferred technical scheme of the utility model, the length of spacing equals with the length of master mould, and the overlap joint between the lower surface of spacing and the upper surface of master mould.

As a preferred technical scheme of the utility model, the equal fixedly connected with location nail in four corners of spacing lower surface, the locating hole corresponding with location nail position has all been seted up in the four corners of master die upper surface.

As an optimal technical scheme of the utility model, the aspirating hole that a plurality of and exhaust duct are linked together is seted up to main mould's mold core bottom, exhaust duct's link is provided with the valve.

As an optimized technical scheme of the utility model, a side of main mould is provided with double-deck transparent glass's observation window.

As a preferred technical scheme of the utility model, the side spout has all been seted up to the both sides face of main mould, the both sides of main mould lower surface all are provided with the guide way, sliding joint has the mounting panel that the mounting hole was seted up to the bottom in the guide way, a plurality of spacing screw hole has been seted up at the top of guide way, a side fixedly connected with of mounting panel draws the piece.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the utility model discloses an upper surface at the master die is provided with the lapped spacing frame mutually with it, can be when placing the material piece after will heating and carrying out vacuum forming on the master die, make its edge and spacing laminating mutually, and be connected with the master die through setting up the piston rod in the both sides of spacing, make and separate between spacing and the master die, simultaneously because the piston rod is linked together with exhaust duct, can be when utilizing exhaust duct to pour into air promotion product drawing of patterns into, can utilize the air to promote the piston rod extension to drive spacing rising in step, so that carry out the drawing of patterns with the corner part of product together, prevent that its drawing of patterns is uneven and produce deformation, good quality for the product provides the guarantee.

2. The utility model discloses an all be provided with the mounting panel that has the mounting hole in the lower surface both sides of master mould for install the master mould, and the mounting panel can carry out horizontal migration through the effect of the guide way of seting up, draw the piece through the operation and drive the mounting panel and remove, utilize screwed connection to can fix the mounting panel in the spacing screw hole that corresponds after adjusting its position, through its design, can adjust the position of mounting panel, make the master mould have good suitability when the installation.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the ascending of the limiting frame of the present invention;

fig. 3 is a schematic bottom view of the present invention;

fig. 4 is a schematic view of a three-dimensional structure of the limiting frame of the present invention.

Wherein: 1. a main mold; 2. a limiting frame; 3. a first side plate; 4. a thread block; 5. a second side plate; 6. a piston rod; 7. a conduit; 8. an air extraction pipeline; 9. a valve; 10. positioning holes; 11. positioning nails; 12. an air exhaust hole; 13. an observation window; 14. a side chute; 15. pulling the block; 16. a guide groove; 17. mounting holes; 18. mounting a plate; 19. and limiting threaded holes.

Detailed Description

Technical means for implementing the utility model; authoring features; the purpose served by the disclosure is to provide a more thorough understanding of the invention, and the description and claims, as well as the appended drawings, will be understood by those skilled in the art to which the invention pertains. Based on the embodiments in the embodiment, those skilled in the art can obtain other embodiments without making creative efforts, and all of them belong to the protection scope of the present invention. The experimental methods in the following examples, unless otherwise specified, are conventional methods, materials used in the following examples; reagents and the like are commercially available unless otherwise specified.

Examples

The demoulding mechanism of the vacuum plastic-sucking moulding mould shown in figures 1-4 comprises a main mould 1, the upper surface of the main mould 1 is provided with a liftable limiting frame 2, an air exhaust pipeline 8 is arranged in the lower surface of the main mould 1, two side surfaces of the air exhaust pipeline 8 are fixedly provided with a guide pipe 7, the left side surface and the right side surface of the limiting frame 2 are fixedly connected with a first side plate 3, two side surfaces of the upper surface of the main mould 1 are provided with a second side plate 5 corresponding to the first side surface in position, two piston rods 6 with bottom ends communicated with the guide pipe 7 are fixedly clamped in the bottom ends of the second side plates 5, and the telescopic ends of the two piston rods 6 are connected with the first side plate 3.

As shown in fig. 1, fig. 2 and fig. 3, the piston rods 6 are connected with the first side plate 3 through the thread blocks 4, the corresponding two piston rods 6 are parallel, through the design, the piston rods 6 and the corresponding first side plate 3 can be disassembled, the spacing frame 2 can be conveniently disassembled for maintenance or replacement, meanwhile, the corresponding two piston rods 6 are parallel, the spacing frame 2 can be kept parallel to be attached to the main mold 1, the influence on the plastic suction of the product is prevented, a plurality of air suction holes 12 communicated with the air suction pipeline 8 are arranged at the bottom of the mold core of the main mold 1, a valve 9 is arranged at the connecting end of the air suction pipeline 8, when the air suction pipeline 8 is connected with a vacuum pump, the air suction pipeline 8 can be closed in time conveniently through the arranged valve 9, the safety accident is prevented, a double-layer transparent glass observation window 13 is arranged at one side surface of the main mold 1, through the observation window 13 that sets up, can conveniently observe the condition in the main mould 1 at any time, make things convenient for the staff in time to make the correspondence, side spout 14 has all been seted up to the both sides face of main mould 1, the both sides of 1 lower surface of main mould all are provided with guide way 16, sliding connection has the mounting panel 18 that the mounting hole 17 was seted up to the bottom in the guide way 16, a plurality of spacing screw hole 19 has been seted up at the top of guide way 16, a side fixedly connected with of mounting panel 18 draws piece 15, draw piece 15 through the operation and drive mounting panel 18 and remove, utilize screwed connection to fix mounting panel 18 in the spacing screw hole 19 that corresponds after adjusting its position, be convenient for utilize the mounting panel 18 of adjusting to install main mould 1 on different equipment platforms.

As shown in fig. 2 and 4, the length of the limiting frame 2 is equal to the length of the main mold 1, the lower surface of the limiting frame 2 is in lap joint with the upper surface of the main mold 1, the four corners of the lower surface of the limiting frame 2 are fixedly connected with the positioning nails 11, the four corners of the upper surface of the main mold 1 are provided with positioning holes 10 corresponding to the positioning nails 11, when the limiting frame 2 descends to be attached to the main mold 1, the positioning nails 11 at the four corners can be embedded into the corresponding positioning holes 10 of the main mold 1, the limiting frame 2 is prevented from deviating, and stable molding of a product is ensured.

The utility model provides a vacuum plastic uptake forming die demoulding mechanism, concrete theory of operation as follows: during the use, at first contract piston rod 6 to utmost point, let spacing 2 keep connecting the upper surface at main mould 1, place the material piece after will heating on main mould 1 after that, and the edge of material piece then places on spacing 2, wait to carry out the plastics sucking and accomplishes the back through external vacuum pump cooperation aspirating hole 12, product cooling shaping, then through injecting into the air to exhaust duct 8, when the product drawing of patterns through aspirating hole 12 exhaust air, partly air still promotes piston rod 6 and extends and drive spacing 2 and rise, together carry out the drawing of patterns with the edge part of product.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature is "above" the second feature; "above" and "over" include the first feature being directly above and obliquely above the second feature or merely indicating that the first feature is at a higher level than the second feature. The first feature is "below" the second feature; "below" and "beneath" include the first feature being directly beneath and obliquely below the second feature, or merely indicating that the first feature is at a lesser level than the second feature.

The foregoing shows and describes the general principles of the present invention; main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a vacuum plastic uptake forming die demoulding mechanism, includes main mould (1), its characterized in that: the upper surface of main mould (1) is provided with spacing (2) of liftable, be provided with bleed air duct (8) in the lower surface of main mould (1), and the equal fixed mounting of both sides face of bleed air duct (8) has pipe (7), the equal fixedly connected with first curb plate (3) of the left and right sides face of spacing (2), the both sides face of main mould (1) upper surface all is provided with position and first side corresponding second curb plate (5), the bottom internal fixation joint of second curb plate (5) has two piston rods (6) that bottom and pipe (7) are linked together, and the flexible end of two piston rods (6) is connected with same first curb plate (3).

2. The mold releasing mechanism for vacuum forming mold according to claim 1, wherein: the piston rods (6) are connected with the first side plate (3) through thread blocks (4), and the corresponding two piston rods (6) are parallel.

3. The mold releasing mechanism for vacuum forming mold according to claim 1, wherein: the length of the limiting frame (2) is equal to that of the main die (1), and the lower surface of the limiting frame (2) is in lap joint with the upper surface of the main die (1).

4. The mold releasing mechanism for vacuum forming mold according to claim 1, wherein: the four corners of the lower surface of the limiting frame (2) are fixedly connected with positioning nails (11), and the four corners of the upper surface of the main die (1) are provided with positioning holes (10) corresponding to the positioning nails (11).

5. The mold releasing mechanism for vacuum forming mold according to claim 1, wherein: the bottom of the mold core of the main mold (1) is provided with a plurality of air exhaust holes (12) communicated with an air exhaust pipeline (8), and the connecting end of the air exhaust pipeline (8) is provided with a valve (9).

6. The mold releasing mechanism for vacuum forming mold according to claim 1, wherein: and an observation window (13) of double-layer transparent glass is arranged on one side surface of the main die (1).

7. The mold releasing mechanism for vacuum forming mold according to claim 1, wherein: side spout (14) have all been seted up to the both sides face of main mould (1), the both sides of main mould (1) lower surface all are provided with guide way (16), sliding joint has mounting panel (18) that mounting hole (17) were seted up to the bottom in guide way (16), a plurality of spacing screw hole (19) have been seted up at the top of guide way (16), a side fixedly connected with of mounting panel (18) draws piece (15).