CN210139584U - Cover half intelligence post drawing of patterns injection mould structure - Google Patents

Abstract

The utility model relates to the technical field of molds, in particular to a fixed mold intelligent secondary demolding injection mold structure, which comprises a heat insulation plate, a panel, a push rod bottom plate, a fixed mold push rod fixing plate, a supporting plate, a fixed mold plate and a movable mold plate which are sequentially arranged from top to bottom; the intelligent double-demolding injection mold comprises a fixed mold plate, a fixed mold insert and a fixed mold core, wherein the fixed mold plate is internally provided with the fixed mold insert and the fixed mold core, the movable mold core is sleeved in the fixed mold insert, the fixed mold core is sleeved with a movable mold core, the movable mold core is fixedly connected with a supporting plate, a plurality of push rods are arranged at the bottom of a push rod bottom plate and penetrate through a fixed mold push rod fixing plate, the supporting plate, the fixed mold plate and the fixed mold core, and the intelligent double-demolding injection mold structure of the fixed. The utility model discloses simple structure, novelty all set up hot runner gating system and push rod in the cover side, and contrary with conventional mould structure, realize that the horn cover surface does not have push rod and runner vestige.

Description

A fixed mold intelligent secondary demoulding injection mold structure

technical field

The utility model relates to the technical field of molds, in particular to a fixed-mold intelligent secondary demoulding injection mold structure.

Background technique

The plastic parts shown in Fig. 1, Fig. 2 and Fig. 3 are the speaker horn cover of an electronic product, the maximum external dimension is 133mm×118mm×26mm, the material is ABS, and the shrinkage rate is 0.5%. There are 800 cylindrical holes with a diameter of 2mm on the horn cover, of which the through holes and blind holes account for half the size, the blind hole depth is 2.2mm, and the through hole length is 3.6mm. The outer surface of the horn cover is very demanding, and there are no traces of push rods and gates, and no forming defects such as weld marks, flow marks, silver streaks and poor filling are allowed; the current mold structure, the push rod is at the movable mold, pouring When the system is at the fixed mold, it is difficult to achieve the requirement that the outer surface of the horn cover does not allow traces of push rods and gates.

Utility model content

Aiming at the problems of the prior art, the utility model provides a fixed mold intelligent secondary demoulding injection mold structure, which is advanced, reasonable, novel and practical. , The outer surface of the horn cover has no traces of push rods and gates, and no molding defects such as welding marks, flow marks, silver streaks and poor filling.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions:

The utility model provides a fixed mold intelligent secondary demoulding injection mold structure, which includes a heat insulation plate, a face plate, a push rod bottom plate, a fixed mold push rod fixed plate, a support plate, a fixed template and a movable plate, which are arranged in sequence from top to bottom. template; a fixed mold insert and a fixed mold core are installed in the fixed template, a movable mold insert is installed in the movable template, the fixed mold core sleeve is set in the fixed mold insert, and the fixed mold core sleeve is provided with a movable mold The core, the movable core is fixedly connected with the support plate, the bottom of the push rod base plate is provided with a plurality of push rods, and the push rods are arranged on the fixed mold push rod fixed plate, the support plate, the fixed template and the fixed mold core, The fixed mold intelligent secondary demoulding injection mold structure further includes a hot runner pouring system, and the hot runner pouring system includes a hot jet nozzle, which is installed on the panel; between the push rod bottom plate and the fixed template A reset rod is passed through, a reset spring is set on the outer circumference of the reset rod, one end of the reset rod is fixedly connected with the fixed template, the other end of the reset rod is fixedly connected with the bottom plate of the push rod, and one end of the reset spring is connected with the fixed plate of the fixed mold push rod , the other end of the reset spring is connected with the support plate, and the support plate is movably connected with the reset rod.

Wherein, the fixed mold intelligent secondary demoulding injection mold structure further includes a fixed-distance parting mechanism, and the fixed-distance parting mechanism includes a first hook, a first push block, a first movable block and a first compression spring. One side of the template is provided with a first movable cavity for installing a first movable block, the first movable block protrudes out of the first movable cavity, one end of the first compression spring is connected with the bottom of the first movable cavity, and the first movable The other end of the compression spring is connected with the first movable block, one end of the first push block is connected with the movable template, the other end of the first push block is provided with a first inclined surface, and the upper end of the first movable block is provided with a The other end of the first push block is located above the first movable block, one end of the first pull hook is connected to the support plate, the other end of the first pull hook is provided with a first hook position, and the first movable block The block is above the first hook position;

The fixed-distance parting mechanism further includes a second draw hook, a second push block, a second movable block and a second compression spring. The other side of the fixed template is provided with a second movable cavity for installing the second movable block. Two movable blocks protrude out of the second movable cavity, one end of the second compression spring is connected to the bottom of the second movable cavity, the other end of the second compression spring is connected to the second movable block, and one end of the second push block is connected Connected with the support plate, the other end of the second push block is provided with a third inclined surface, the bottom end of the second movable block is provided with a fourth inclined surface for sliding contact with the third inclined surface, and the other end of the second push block is located at the second inclined surface. Below the movable block, one end of the second pull hook is connected with the movable template, the other end of the second pull hook is provided with a second hook position, and the second movable block is located below the second hook position.

Wherein, the fixed mold intelligent secondary mold release injection mold structure further includes a fixed mold mold release mechanism, and the fixed mold mold release mechanism includes a third draw hook, a third movable block, a third push block, a movable seat and a third compression spring, the movable seat is arranged on one side of the push rod bottom plate, the movable seat is provided with a third movable cavity for installing the third movable block, and the third movable block protrudes out of the first Three movable chambers, one end of the third compression spring is connected to the third movable block, the other end of the third compression spring is connected to the bottom of the third movable chamber, one end of the third push block is connected to the panel, the third The other end of the push block is provided with a fifth inclined plane, the bottom end of the third movable block is provided with a sixth inclined plane for sliding contact with the fifth inclined plane, and the other end of the third push block is located below the third movable block, One end of the third pull hook is connected with the movable template, the other end of the third pull hook is provided with a third hook position, and the third movable block is located below the third hook position.

Wherein, the fixed mold intelligent secondary demoulding injection mold structure further includes a first guide post, the first guide post is passed through the movable template, the fixed template and the support plate, and both the movable template and the fixed template are slidably connected with the first guide column , the first guide post is fixedly connected with the support plate.

Wherein, the fixed mold intelligent secondary demoulding injection mold structure further includes a second guide post, the second guide post is penetrated through the panel, the push rod bottom plate, the fixed mold push rod fixing plate and the support plate, the push rod The bottom plate and the fixed-die push rod fixing plate are both slidably connected with the second guide column, and both ends of the second guide column are respectively fixedly connected with the panel and the support plate.

The beneficial effects of the present utility model:

When the utility model works, the injection molding machine pulls the movable template to open the mold, so that the movable template and the fixed template are opened, that is, the first parting surface is opened, the molded plastic part is separated from the movable mold cavity, and then the second parting surface is opened, that is The support plate and the fixed mold plate are opened, and the support plate rises to drive the movable core to rise, so that the movable core is separated from the horn hole of the speaker horn cover plastic part as shown in Figure 1, and the first core pulling of the fixed mold is completed, and then the push rod bottom plate drives the push rod The rod pushes the molded plastic part away from the fixed mold core. The overall structure of the utility model is advanced, reasonable, novel and practical. The horn cover plastic parts are opened and ejected, and the outer surface of the horn cover has no traces of push rods and gates, and no forming defects such as welding marks, flow marks, silver streaks and poor filling; the reset rods and reset springs are provided with It is beneficial to the reset of the support plate, the bottom plate of the push rod, and the fixed plate of the fixed mold push rod.

Description of drawings

FIG. 1 is a schematic structural diagram of a speaker horn cover from a first angle of view of an electronic product.

FIG. 2 is a schematic structural diagram of a speaker horn cover of an electronic product from a second viewing angle.

FIG. 3 is a schematic structural diagram of a speaker horn cover from a third angle of view of an electronic product.

4 is a schematic structural diagram of a fixed-mold intelligent secondary demoulding injection mold structure of the present invention.

5 is a schematic structural diagram from another perspective of a fixed mold intelligent secondary demoulding injection mold structure of the present invention.

6 is a schematic structural diagram of the fixed-distance parting mechanism and the fixed-die demolding mechanism of the present invention.

FIG. 7 is an enlarged view of A in FIG. 6 .

FIG. 8 is an enlarged view of B in FIG. 6 .

FIG. 9 is an enlarged view of C in FIG. 6 .

Reference numerals in Figures 1 to 9 include:

1—Insulation board 2—Panel 3—Push rod bottom plate

4—fixed die push rod fixing plate 5—supporting plate 6—fixed template

7—movable template 8—fixed mold insert 9—fixed mold core

10—Moving mold inserts 11—Moving core 12—Push rod

13—Hot runner gating system 14—Hot nozzle 15—Reset rod

16—Return spring 17—First hook 18—First push block

19—the first movable block 20—the first compression spring 21—the first slope

22—Second slope 23—First hook position 24—Second hook

25—the second push block 26—the second movable block 27—the second compression spring

28—the second movable cavity 29—the third inclined plane 30—the fourth inclined plane

31—The second hook position 32—The third hook 33—The third movable block

34—the third push block 35—the movable seat 36—the third compression spring

37—the third movable cavity 38—the fifth inclined plane 39—the sixth inclined plane

40—the third hook position 41—the first guide post 42—the second guide post

43—The first movable chamber.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the embodiments and the accompanying drawings, and the contents mentioned in the embodiments are not intended to limit the present invention. The present utility model will be described in detail below in conjunction with the accompanying drawings.

A fixed mold intelligent secondary demoulding injection mold structure, as shown in Figures 4 to 9, includes a heat insulation plate 1, a face plate 2, a push rod bottom plate 3, and a fixed mold push rod fixing plate 4 sequentially arranged from top to bottom , a pallet 5, a fixed template 6 and a movable template 7; the fixed template 6 is equipped with a fixed mold insert 8 and a fixed mold core 9, and the movable template 7 is equipped with a movable mold insert 10, and the fixed mold core 9 The fixed mold core 9 is sleeved with a movable core 11, and the movable core 11 is fixedly connected with the support plate 5. The bottom of the push rod base plate 3 is equipped with a plurality of push rods 12. The push rod 12 is set through the fixed mold push rod fixed plate 4, the support plate 5, the fixed template 6 and the fixed mold core 9. The fixed mold intelligent secondary demoulding injection mold structure also includes a hot runner pouring system 13. The channel pouring system 13 includes a hot nozzle 14, and the hot nozzle 14 is installed on the panel 2; a reset rod 15 is pierced between the push rod bottom plate 3 and the fixed template 6, and the outer circumference of the reset rod 15 is sleeved There is a reset spring 16, one end of the reset rod 15 is fixedly connected with the fixed plate 6, the other end of the reset rod 15 is fixedly connected with the push rod bottom plate 3, one end of the reset spring 16 is connected with the fixed mold push rod fixed plate 4, and the The other end is connected with the support plate 5 , and the support plate 5 is movably connected with the reset rod 15 .

Specifically, the first parting surface is between the fixed die plate 6 and the movable die plate 7, and the second parting surface is between the fixed die plate 6 and the support plate 5. When the utility model is working, the injection molding machine pulls the movable die plate 7 to open. mold, so that the movable template 7 and the fixed template 6 are opened, that is, the first parting surface is opened, the molded plastic part is separated from the movable mold cavity, and then the second parting surface is opened, that is, the supporting plate 5 and the fixed template 6 are opened, and the supporting plate 5 The rise drives the movable core 11 to rise, so that the movable core 11 is separated from the horn hole of the speaker horn cover plastic part shown in Fig. 1, Fig. 2 and Fig. The push rod 12 is driven to push the molded plastic part away from the fixed mold core 9. The overall structure of the present utility model is advanced, reasonable, novel and practical. The speaker horn cover plastic part of Figure 1 is opened and released from the mold, and the outer surface of the horn cover has no traces of push rod 12 and gate, and no molding defects such as welding marks, flow marks, silver streaks and poor filling; reset; The arrangement of the rod 15 and the return spring 16 facilitates the return of the support plate 5 , the push rod base plate 3 and the fixed mold push rod fixing plate 4 .

In the fixed mold intelligent secondary demoulding injection mold structure described in this embodiment, the fixed mold intelligent secondary demolding injection mold structure further includes a fixed-distance parting mechanism, and the fixed-distance parting mechanism includes a first draw hook 17. The first push block 18, the first movable block 19 and the first compression spring 20. One side of the fixed template 6 is provided with a first movable cavity 43 for installing the first movable block 19, and the first movable block 19 protrudes Out of the first movable cavity 43 , one end of the first compression spring 20 is connected to the bottom of the first movable cavity 43 , and the other end of the first compression spring 20 is connected to the first movable block 19 . One end is connected with the movable template 7, the other end of the first push block 18 is provided with a first inclined surface 21, the upper end of the first movable block 19 is provided with a second inclined surface 22 for sliding contact with the first inclined surface 21, the first push block The other end of 18 is located above the first movable block 19, one end of the first hook 17 is connected to the support plate 5, the other end of the first hook 17 is provided with a first hook position 23, and the first movable block 19 is located at the first hook position 23; the fixed-distance parting mechanism also includes a second hook 24, a second push block 25, a second movable block 26 and a second compression spring 27, and the other side of the fixed template 6 is provided with a second The second movable cavity 28 of the movable block 26, the second movable block 26 protrudes out of the second movable cavity 28, one end of the second compression spring 27 is connected to the bottom of the second movable cavity 28, and the other end of the second compression spring 27 is connected to the second movable cavity 28. One end is connected with the second movable block 26, one end of the second push block 25 is connected with the support plate 5, the other end of the second push block 25 is provided with a third inclined surface 29, and the bottom end of the second movable block 26 is provided with a The fourth inclined surface 30 slidingly in contact with the third inclined surface 29, the other end of the second push block 25 is located below the second movable block 26, one end of the second pull hook 24 is connected to the movable template 7, and the other end of the second pull hook 24 A second hook position 31 is provided, and the second movable block 26 is located below the second hook position 31 .

Specifically, when the utility model works, when the first parting surface is opened, that is, when the movable template 7 and the fixed template 6 are opened, the injection molding machine pulls the movable template 7 to open the mold, and the movable template 7 moves down, driving the first pusher The block 18 moves down, and when the first inclined surface 21 and the second inclined surface 22 are in sliding contact, the first movable block 19 is retracted into the first movable cavity 43, and the first compression spring 20 is compressed, preventing the first movable block 19 from blocking the first movable block 19. The first hook position 23 of a draw hook 17 facilitates the opening of the first parting surface; after the first parting surface is opened by 32 mm, the second hook position 31 of the second draw hook 24 pulls the second movable block 26 so that the The second parting surface of the utility model is opened, that is, the support plate 5 and the fixed template 6 are opened, and after the opening distance is 5 mm, during this process, the third inclined surface 29 of the second push block 25 and the fourth inclined surface of the second movable block 26 are opened. 30 Sliding abutting, pressing the second movable block 26 into the second movable cavity 28, so that the second compression spring 27 is compressed, then the second hook 24 is separated from the second movable block 26, the second parting surface is opened, and the movable type The core 11 is separated from the horn hole, and the first core pulling of the molded plastic is completed, and then the molded plastic part is pushed out through the push rod 12 of the push rod bottom plate 3, and the precise core pulling of the speaker horn cover plastic part is realized through the fixed-distance parting mechanism. , The work is orderly, interlocking, and the structure is stable, reliable, safe, and high in accuracy.

In the fixed mold intelligent secondary demoulding injection mold structure described in this embodiment, the fixed mold intelligent secondary demoulding injection mold structure further includes a fixed mold demolding mechanism, and the fixed mold demolding mechanism includes a third draw hook 32. The third movable block 33, the third push block 34, the movable seat 35 and the third compression spring 36, the movable seat 35 is arranged on one side of the push rod bottom plate 3, and the movable seat 35 is provided with a The third movable cavity 37 of the third movable block 33 is set, the third movable block 33 protrudes out of the third movable cavity 37 , and one end of the third compression spring 36 is connected to the third movable block 33 , The other end of the third compression spring 36 is connected to the bottom of the third movable cavity 37 , one end of the third push block 34 is connected to the panel 2 , and the other end of the third push block 34 is provided with a fifth inclined surface 38 . The bottom end of the third movable block 33 is provided with a sixth inclined surface 39 for sliding contact with the fifth inclined surface 38 , the other end of the third push block 34 is located below the third movable block 33 , and one end of the third pull hook 32 Connected to the movable template 7 , the other end of the third pull hook 32 is provided with a third hook position 40 , and the third movable block 33 is located below the third hook position 40 .

Specifically, when the second parting surface is formed, that is, after the fixed template 6 and the pallet 5 are formed, the third hook position 40 of the third pull hook 32 collides with the third movable block 33, thereby pulling the fixed plate 5. The mold push rod fixed plate 4 and the push rod bottom plate 3 move, and then the push rod 12 pushes the molded plastic part out of the fixed template 6. After the push-out distance reaches 32 mm, the fifth inclined surface 38 of the third push block 34 and the third movable block 33 are separated. The sixth inclined surface 39 is in sliding contact, the third push block 34 pushes the third movable block 33 into the third movable cavity 37, the third compression spring 36 is compressed, the third pull hook 32 is separated from the third movable block 33, and the push rod bottom plate 3 and the fixed plate 4 of the fixed mold push rod stop moving, and the molded plastic parts are taken out by an external manipulator; the structure of the utility model is simple, and under the structural action of the fixed mold demolding mechanism and the fixed distance parting mechanism, the actions are interlocked, From the opening of the mold to the removal of the plastic parts, it is automatically completed by the structure of the mold itself. It is equivalent to installing two manipulators on the mold. It is a specific application of intelligent manufacturing in the injection molding system. When the mold is closed, the injection molding machine pushes the moving template. 7. The push rod 12 and the fixed mold push rod fixing plate 4 are pushed back by the reset rod 15 and the reset spring 16 to automatically reset, and other fixed-distance parting mechanisms are automatically reset; the mold starts the next injection molding.

In the fixed mold intelligent secondary demoulding injection mold structure described in this embodiment, the fixed mold intelligent secondary demolding injection mold structure further includes a first guide post 41 , which is penetrated through the movable template 7 , the fixed template 6 and the support plate 5 , the movable template 7 and the fixed template 6 are all slidably connected with the first guide post 41 , and the first guide post 41 is fixedly connected with the support plate 5 . Specifically, the first guide post 41 realizes the stable movement of the movable template 7 and the fixed template 6 to prevent positional deviation.

In the fixed mold intelligent secondary demoulding injection mold structure described in this embodiment, the fixed mold intelligent secondary demolding injection mold structure further includes a second guide post 42, and the second guide post 42 penetrates through the panel. 2. The push rod bottom plate 3, the fixed mold push rod fixed plate 4 and the support plate 5, the push rod bottom plate 3 and the fixed mold push rod fixed plate 4 are all slidably connected with the second guide column 42. The ends are respectively fixedly connected with the panel 2 and the support plate 5 . Specifically, the second guide post 42 realizes the stable movement of the push rod bottom plate 3 and the fixed mold push rod fixing plate 4, and prevents the positional deviation when moving.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention is disclosed as a preferred embodiment, it is not intended to limit the present Professional and technical personnel, within the scope of the technical solution of the present invention, make some changes or modifications to the equivalent embodiments of the equivalent changes by using the technical content disclosed above, provided that the content of the technical solution of the present invention is not departed from, according to the present invention. The utility model technology refers to any simple modification, equivalent change and modification made to the above embodiments, which all belong to the scope of the technical solution of the present utility model.

Claims (5)

1. A fixed mold intelligent secondary demoulding injection molding structure is characterized in that: comprising a heat insulation plate, a panel, a push rod bottom plate, a fixed mold push rod fixed plate, a support plate, a fixed template and A moving template; a fixed mold insert and a fixed mold core are installed in the fixed template, a movable mold insert is installed in the movable template, the fixed mold core sleeve is set in the fixed mold insert, and the fixed mold core sleeve is provided with a movable mold The core, the movable core is fixedly connected with the support plate, the bottom of the push rod base plate is equipped with a plurality of push rods, and the push rods are arranged on the fixed mold push rod fixed plate, the support plate, the fixed template and the fixed mold core , the fixed mold intelligent secondary demoulding injection mold structure also includes a hot runner pouring system, and the hot runner pouring system includes a hot injection nozzle, and the hot injection nozzle is installed on the panel; the push rod bottom plate and the fixed template are connected There is a reset rod, the outer circumference of the reset rod is sleeved with a reset spring, one end of the reset rod is fixedly connected with the fixed template, the other end of the reset rod is fixedly connected with the bottom plate of the push rod, and one end of the reset spring is fixed with the fixed plate of the fixed mold push rod The other end of the reset spring is connected with the support plate, and the support plate is movably connected with the reset rod. 2. A fixed-mold intelligent secondary demoulding injection mold structure according to claim 1, characterized in that: the fixed-mold intelligent secondary demoulding injection mold structure further comprises a fixed-distance parting mechanism, and the The parting mechanism includes a first draw hook, a first push block, a first movable block and a first compression spring. One side of the fixed template is provided with a first movable cavity for installing the first movable block, and the first movable block protrudes out. In the first movable cavity, one end of the first compression spring is connected to the bottom of the first movable cavity, the other end of the first compression spring is connected to the first movable block, one end of the first push block is connected to the movable template, the first The other end of a push block is provided with a first inclined surface, the upper end of the first movable block is provided with a second inclined surface for sliding contact with the first inclined surface, the other end of the first push block is located above the first movable block, the first One end of the pull hook is connected with the support plate, the other end of the first pull hook is provided with a first hook position, and the first movable block is located above the first hook position; The fixed-distance parting mechanism further includes a second draw hook, a second push block, a second movable block and a second compression spring. The other side of the fixed template is provided with a second movable cavity for installing the second movable block. Two movable blocks protrude out of the second movable cavity, one end of the second compression spring is connected to the bottom of the second movable cavity, the other end of the second compression spring is connected to the second movable block, and one end of the second push block is connected Connected with the support plate, the other end of the second push block is provided with a third inclined surface, the bottom end of the second movable block is provided with a fourth inclined surface for sliding contact with the third inclined surface, and the other end of the second push block is located at the second inclined surface. Below the movable block, one end of the second pull hook is connected with the movable template, the other end of the second pull hook is provided with a second hook position, and the second movable block is located below the second hook position. 3. A fixed-mold intelligent secondary demoulding injection mold structure according to claim 1, characterized in that: the fixed-mold intelligent secondary demoulding injection mold structure further comprises a fixed-mold demolding mechanism, and the fixed mold The demolding mechanism includes a third hook, a third movable block, a third push block, a movable seat and a third compression spring, the movable seat is arranged on one side of the push rod bottom plate, and the movable seat is provided with a The third movable cavity of the third movable block, the third movable block protrudes out of the third movable cavity, one end of the third compression spring is connected to the third movable block, and the third compression spring is The other end is connected to the bottom of the third movable cavity, one end of the third push block is connected to the panel, the other end of the third push block is provided with a fifth inclined surface, and the bottom end of the third movable block is provided with a fifth inclined plane. The other end of the third push block is located below the third movable block on the sixth inclined plane that the inclined plane slides against, one end of the third pull hook is connected to the movable template, the other end of the third pull hook is provided with a third hook position, and the third pull hook is provided with a third hook position. The three movable blocks are located below the third hook position. 4. A fixed-mold intelligent secondary demoulding injection mold structure according to claim 1, wherein the fixed-mold intelligent secondary demoulding injection mold structure further comprises a first guide post, the first guide post passing through The movable template and the fixed template are all slidably connected with the first guide column, and the first guide column is fixedly connected with the support plate. 5 . The fixed mold intelligent secondary demoulding injection mold structure according to claim 1 , wherein the fixed mold intelligent secondary demolding injection molding structure further comprises a second guide post, and the second guide The column is arranged on the panel, the push rod bottom plate, the fixed mold push rod fixing plate and the support plate. The panel and the pallet are fixedly connected.

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