CN217073238U

CN217073238U - Work piece drawing of patterns auxiliary structure for injection mold

Info

Publication number: CN217073238U
Application number: CN202220681148.6U
Authority: CN
Inventors: 郭勇华
Original assignee: Shenzhen Pute Plastic Mould Co ltd
Current assignee: Shenzhen Pute Plastic Mould Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-29
Anticipated expiration: 2032-03-28

Abstract

The utility model relates to an injection mold technical field specifically is a work piece drawing of patterns auxiliary structure for injection mold, the bilateral symmetry of lower mould is fixed with four backup pads that are the rectangle and arrange, four the upside of backup pad all is fixed with the support column, is located two of one side the upper end of support column all is fixed with the slide rail, two the inboard sliding connection of slide rail has the slide, and the inboard of two slide rails all rotates and is connected with the lead screw, two the lead screw all is connected through the inside rotation of silk tooth and slide. The utility model discloses, drive the lead screw through the motor and rotate, the lead screw drives the slide and removes, drives diaphragm and vertical plate lift through the cylinder and removes to hold the upper surface of formed part through pneumatic sucking disc, can realize drawing of patterns and unloading to the formed part, reduced the drawing of patterns degree of difficulty, realized automatic unloading simultaneously, improve machining efficiency, four pneumatic sucking discs evenly apply the pulling force to the formed part, prevent to damage the formed part.

Description

Workpiece demoulding auxiliary structure for injection mould

Technical Field

The utility model relates to an injection mold technical field specifically is a work piece drawing of patterns auxiliary structure for injection mold.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification. After the molten raw material in the injection mold is molded, the molded part needs to be demolded and blanked.

However, the existing injection mold has no peripheral demolding auxiliary structure, and after injection molding is completed, a formed part needs to be pried open by a manual tool to realize demolding, and the demolding mode easily damages the formed part, and meanwhile, the operation is complex, and the processing efficiency is reduced. Accordingly, a work piece demolding assistance structure for an injection mold is provided by those skilled in the art to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece drawing of patterns auxiliary structure for injection mold to solve the problem that proposes among the above-mentioned background art.

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

a workpiece demoulding auxiliary structure for an injection mould comprises a lower mould and an upper mould, wherein four support plates which are arranged in a rectangular shape are symmetrically fixed on two sides of the lower mould, support columns are fixed on the upper sides of the four support plates, slide rails are fixed at the upper ends of two support columns on one side, slide plates are connected on the inner sides of the two slide rails in a sliding manner, lead screws are connected on the inner sides of the two slide rails in a rotating manner, the two lead screws are connected with the inner part of each slide plate in a rotating manner through screw threads, motors are installed at one ends of the two slide rails, the driving ends of the two motors are respectively fixed with one ends of the two lead screws, a cylinder is installed at the middle section position in the slide plate, a transverse plate is fixed at the telescopic end of the cylinder, two longitudinal plates are symmetrically fixed at two ends of the transverse plate, and two slide rods are inserted at the two inner ends of the two longitudinal plates in a sliding manner, four the one end of slide bar all is fixed with spacing bulge loop, four the upper end of spacing bulge loop all is connected with the buffer spring that the slide bar outside was located to the cover, and the pneumatic chuck is all installed to the lower extreme of four spacing bulge loops.

As a further aspect of the present invention: and reinforcing plates are fixed on the lower sides of the four supporting plates, and one sides of the four reinforcing plates are fixed with the outer side of the lower die.

As a further aspect of the present invention: two transverse reinforcing beams are symmetrically fixed at two ends of the upper sides of the two slide rails, and the thickness of each transverse reinforcing beam is 5 mm.

As a further aspect of the present invention: two guide rods are fixed at two ends of the upper side of the transverse plate and are inserted into the sliding plate in a sliding mode.

As a further aspect of the present invention: two equal symmetrical cover in outside both ends of lead screw is equipped with two cushion collar, four the cushion collar all adopts the component of rubber material.

As a further aspect of the present invention: the two slide rails are parallel to each other, and the length of the two slide rails is equal.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses, drive the lead screw through the motor and rotate, the lead screw drives the slide and removes, drives diaphragm and vertical plate lift through the cylinder and removes to hold the upper surface of formed part through pneumatic sucking disc, can realize drawing of patterns and unloading to the formed part, reduced the drawing of patterns degree of difficulty, realized automatic unloading simultaneously, improve machining efficiency, four pneumatic sucking discs evenly apply the pulling force to the formed part, prevent to damage the formed part.

Drawings

FIG. 1 is a schematic structural view of a work-piece demolding auxiliary structure for an injection mold;

FIG. 2 is an enlarged schematic view of a work-piece mold-releasing assist structure for an injection mold at A in FIG. 1;

FIG. 3 is an enlarged schematic view of a work-piece demolding auxiliary structure for an injection mold at B in FIG. 1;

fig. 4 is a schematic view of the underside of a work-piece demolding auxiliary structure for an injection mold.

In the figure: 1. a lower die; 2. an upper die; 3. a support plate; 4. a support pillar; 5. a slide rail; 6. a slide plate; 7. a screw rod; 8. a motor; 9. a cylinder; 10. a transverse plate; 11. a longitudinal plate; 12. a slide bar; 13. a limit convex ring; 14. a buffer spring; 15. a pneumatic suction cup; 16. a reinforcing plate; 17. a transverse stiffening beam; 18. a guide bar; 19. a buffer sleeve.

Detailed Description

Referring to fig. 1-4, in an embodiment of the present invention, a workpiece demolding auxiliary structure for an injection mold comprises a lower mold 1 and an upper mold 2, four support plates 3 arranged in a rectangular shape are symmetrically fixed on both sides of the lower mold 1, support columns 4 are fixed on the upper sides of the four support plates 3, slide rails 5 are fixed on the upper ends of the two support columns 4 on one side, slide plates 6 are slidably connected to the inner sides of the two slide rails 5, lead screws 7 are rotatably connected to the inner sides of the two slide rails 5, the two lead screws 7 are rotatably connected to the inner portion of the slide plate 6 through screw threads, motors 8 are mounted on one ends of the two slide rails 5, the driving ends of the two motors 8 are respectively fixed to one ends of the two lead screws 7, a cylinder 9 is mounted on the middle section of the inner portion of the slide plate 6, a transverse plate 10 is fixed to the telescopic end of the cylinder 9, two longitudinal plates 11 are symmetrically fixed to both ends of the transverse plate 10, two sliding rods 12 are slidably inserted into two ends of the interior of each of the two longitudinal plates 11, a limiting convex ring 13 is fixed at one end of each of the four sliding rods 12, a buffer spring 14 sleeved on the outer side of each of the four limiting convex rings 13 is connected to the upper end of each of the four limiting convex rings 13, and a pneumatic sucker 15 is installed at the lower end of each of the four limiting convex rings 13.

In fig. 1 and 3: reinforcing plates 16 are fixed to the lower sides of the four supporting plates 3, one sides of the four reinforcing plates 16 are fixed to the outer side of the lower die 1, and the reinforcing plates 16 play a reinforcing role and are used for improving the connection stability between the supporting plates 3 and the lower die 1.

In fig. 1: two transverse reinforcing beams 17 are symmetrically fixed at two ends of the upper side of the two slide rails 5, the thickness of each transverse reinforcing beam 17 is 5 mm, and each transverse reinforcing beam 17 is used for reinforcing the two slide rails 5 and improving the stability between the two slide rails 5.

In fig. 1: two guide rods 18 are fixed at two ends of the upper side of the transverse plate 10, the two guide rods 18 are inserted into the sliding plate 6 in a sliding mode, the guide rods 18 play a guiding role, the transverse plate 10 is enabled to vertically move up and down, and the moving stability of the transverse plate 10 is improved.

In fig. 3: the equal symmetrical cover in outside both ends of two lead screws 7 is equipped with two cushion collar 19, and four cushion collar 19 all adopt the component of rubber material, and cushion collar 19 adopts the component of rubber material, has fine cushioning effect, prevents that slide 6 and slide rail 5's tip from producing the striking.

In fig. 1: the two slide rails 5 are parallel to each other, the lengths of the two slide rails 5 are equal, and the slide rails 5 are parallel to each other, so that the slide plate 6 can stably move along a straight line.

The utility model discloses a theory of operation is: after the injection molding of the mold is completed, the lower mold 1 and the upper mold 2 are separated, the operation of the two motors 8 is controlled, the two motors 8 respectively drive the two screw rods 7 to synchronously rotate, the two screw rods 7 rotate to drive the sliding plate 6 to move through the meshing of screw teeth, the sliding plate 6 moves along the directions of the two sliding rails 5, the sliding plate 6 moves to the position between the lower mold 1 and the upper mold 2, then the telescopic end of the air cylinder 9 is controlled to extend out, the telescopic end of the air cylinder 9 drives the transverse plate 10 and the longitudinal plate 11 to move downwards, the two longitudinal plates 11 respectively drive the four pneumatic suckers 15 to move downwards, so that the four pneumatic suckers 15 are attached to the upper surface of the molded part, the four pneumatic suckers 15 suck the upper surface of the molded part, then the telescopic end of the air cylinder 9 is controlled to retract, the telescopic end of the air cylinder 9 drives the transverse plate 10 and the longitudinal plate 11 to move upwards, so as to drive the molded part to move upwards, the rapid demolding can be realized, and the tensile force of the four pneumatic suckers 15 can be dispersed, make the even atress in four corners position of formed part, can prevent that the formed part atress is inhomogeneous and impaired, suck the formed part after, control two 8 antiport of motor, through the above-mentioned principle, drive slide 6 antiport, thereby it moves to the outside of lower mould 1 and last mould 2 to drive the formed part, the function of automatic unloading has been realized, reduce the degree of difficulty of artifical drawing of patterns unloading, the machining efficiency has been improved, gusset plate 16 plays the reinforcing effect, be used for increasing the stability of being connected between backup pad 3 and the lower mould 1, horizontal stiffening beam 17 is used for consolidating two slide rails 5, improve the steadiness between two slide rails 5, cushion collar 19 adopts the component of rubber material, has fine cushioning effect, prevent that slide 6 and slide rail 5's tip from producing the striking.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The workpiece demoulding auxiliary structure for the injection mould comprises a lower mould (1) and an upper mould (2), and is characterized in that four support plates (3) which are arranged in a rectangular shape are symmetrically fixed on two sides of the lower mould (1), support columns (4) are fixed on the upper sides of the four support plates (3), slide rails (5) are fixed on the upper ends of the two support columns (4) positioned on one side, slide plates (6) are connected on the inner sides of the two slide rails (5) in a sliding manner, lead screws (7) are connected on the inner sides of the two slide rails (5) in a rotating manner, the two lead screws (7) are connected with the inner part of each slide plate (6) through screw threads in a rotating manner, motors (8) are installed at one ends of the two slide rails (5), the driving ends of the two motors (8) are respectively fixed with one ends of the two lead screws (7), and a cylinder (9) is installed at the middle section position inside the slide plate (6), the telescopic end of cylinder (9) is fixed with diaphragm (10), the both ends symmetry of diaphragm (10) is fixed with two longitudinal plates (11), two the inside both ends of longitudinal plate (11) all slide and insert and be equipped with two slide bars (12), four the one end of slide bar (12) all is fixed with spacing bulge loop (13), four the buffer spring (14) in the slide bar (12) outside are located to the cover all is connected with to the upper end of spacing bulge loop (13), and pneumatic chuck (15) are all installed to the lower extreme of four spacing bulge loops (13).

2. The work piece demolding auxiliary structure for an injection mold as claimed in claim 1, wherein reinforcing plates (16) are fixed to the lower sides of four support plates (3), and one sides of four reinforcing plates (16) are fixed to the outer side of the lower mold (1).

3. The auxiliary structure for demolding a workpiece for an injection mold as claimed in claim 1, wherein two lateral reinforcing beams (17) are symmetrically fixed to both ends of the upper side of the two slide rails (5), and the thickness of each of the two lateral reinforcing beams (17) is 5 mm.

4. The auxiliary structure for demolding the workpiece for the injection mold as recited in claim 1, characterized in that two guide rods (18) are fixed at two ends of the upper side of the transverse plate (10), and both guide rods (18) are slidably inserted into the sliding plate (6).

5. The auxiliary structure for demoulding the workpiece for the injection mould as recited in claim 1, wherein two buffer sleeves (19) are symmetrically sleeved at two outer ends of the two screw rods (7), and four buffer sleeves (19) are made of rubber.

6. The auxiliary structure for demolding a workpiece for an injection mold as claimed in claim 1, wherein the two slide rails (5) are parallel to each other, and the two slide rails (5) have the same length.