CN218083948U - Injection mold with ejection mechanism - Google Patents

Abstract

The embodiment of the utility model provides a pair of injection mold with ejection mechanism relates to mould equipment technical field, including the bed die and with the last mould of bed die compound die setting. The embodiment of the utility model provides an injection mold with ejection mechanism, through the inseparable compound die of bed die and last mould, make the extension briquetting of going up the mould bottom continue the L type connecting plate of extrusion bed die bottom downwards, and then drive the support column and move down, the support column moves down and drives ejecting dish and move down, reset spring can produce elasticity this moment, the extension spring can produce the pulling force, loosen the back at bed die and last mould, reset spring and extension briquetting function simultaneously, and then ejecting with the injection molding in the bed die, form easy and simple to handle's ejection mechanism, do not need the personnel of moulding plastics to scratch out the mould from the bed die with the instrument, and then avoided causing the mould to damage.

Description

Injection mold with ejection mechanism

Technical Field

The utility model belongs to the technical field of the mould equipment technique and specifically relates to an injection mold with ejection mechanism is related to.

Background

The injection molding is a processing method for injecting hot-melt plastic materials into a closed cavity with a required shape in a mold at a high speed, opening the mold to eject out solidified plastic products after the plastic materials are cooled and solidified so as to obtain the molded products.

SUMMERY OF THE UTILITY MODEL

The utility model provides an injection mold with ejection mechanism, include:

the lower mould and with the last mould that the lower mould compound die set up, the embedded groove has been seted up to the center bottom of lower mould, the bottom intercommunication of embedded groove has interior spout, slidable mounting has the support column in the interior spout, the upper portion fixedly connected with ejection dish of support column, ejection dish with the inside setting that flushes of embedded groove, the bottom fixedly connected with reset spring of ejection dish, reset spring's the other end with the interior bottom of interior spout is contradicted, just reset spring cup joints the outside of support column.

In a specific embodiment, the lower mold and the upper mold are sealed together by fastening bolts.

In a specific embodiment, a notch is formed in the edge of the lower die, and a rectangular groove is formed in the bottom of the notch.

In a specific implementation scheme, one side of the rectangular groove is provided with a borrowing groove, and the outer edge of the borrowing groove is provided with scale marks.

In a specific embodiment, a bottom groove is formed at the bottom of the lower die, the bottom groove is communicated with the inner chute, and one end of the bottom groove is communicated with the bottom end of the rectangular groove.

In a specific implementation scheme, the bottom outer wall fixedly connected with L type connecting plate of support column, the bottom of L type connecting plate slides and sets up in the end recess, the top of L type connecting plate slides and sets up in the rectangular channel, the top lateral wall fixedly connected with of L type connecting plate with the pointer that the scale mark cooperation set up.

In a specific embodiment, a sleeve is fixedly connected to the upper part of the bottom end of the L-shaped connecting plate.

In a specific embodiment, the top of the bottom groove is provided with a blind groove for the sliding insertion of the sleeve.

In a specific embodiment, the inner top of the blind groove is fixedly connected with a tension spring, the other end of the tension spring is fixedly connected with the upper part of the bottom end of the L-shaped connecting plate, and the bottom end of the tension spring is arranged in the sleeve.

In a specific embodiment, an extension pressing block is fixedly connected to the bottom of the upper die, the extension pressing block is slidably connected with the rectangular groove, and the bottom end of the extension pressing block can abut against the upper portion of the top end of the L-shaped connecting plate.

The embodiment of the utility model provides a pair of injection mold with ejection mechanism, through the inseparable compound die of bed die and last mould, make the extension briquetting of going up the mould bottom continue the L type connecting plate of extrusion bed die bottom downwards, and then drive the support column and move down, the support column moves down and drives ejecting dish and move down, reset spring can produce elasticity this moment, the extension spring can produce the pulling force, after bed die and last mould loosen, reset spring and extension briquetting function simultaneously, and then with the ejecting injection mold in the bed die, form easy and simple to handle's ejection mechanism, do not need the personnel of moulding plastics to scratch out the mould from the bed die with the instrument, and then avoided causing the mould to damage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a lower die and an upper die of the embodiment of the present invention.

Fig. 2 is a schematic structural view of the lower mold and the upper mold of the embodiment of the present invention.

Fig. 3 is a schematic cross-sectional structure view of the lower mold and the upper mold according to the embodiment of the present invention.

Fig. 4 is an enlarged schematic structural diagram of a portion a in fig. 3 according to an embodiment of the present invention.

Fig. 5 is a schematic diagram of an explosion structure according to an embodiment of the present invention.

An icon: 1. a lower die; 2. an upper die; 3. fastening a bolt; 4. a bottom recess; 5. a notch; 6. embedding the groove; 7. ejecting the disc; 8. an inner chute; 9. a return spring; 10. a support column; 11. an L-shaped connecting plate; 12. a borrowing groove; 13. a pointer; 14. scale lines; 15. a rectangular groove; 16. extending the compact; 17. a blind groove; 18. a sleeve; 19. a tension spring.

Detailed Description

Traditional mould does not have ejecting structure pouring the completion after, still need the personnel of moulding plastics use tools to pull out the plastic product of solidification, causes the condition of mould damage very easily to solve above-mentioned defect.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments and features of the embodiments described below can be combined with each other without conflict.

Referring to fig. 1-5, an embodiment of the present invention provides an injection mold with an ejection mechanism, including:

the lower die comprises a lower die 1 and an upper die 2 matched with the lower die 1, an embedded groove 6 is formed in the bottom of the center of the lower die 1, an inner chute 8 is communicated with the bottom of the embedded groove 6, a supporting column 10 is slidably mounted in the inner chute 8, an ejection disc 7 is fixedly connected to the upper portion of the supporting column 10, the ejection disc 7 is flush with the inside of the embedded groove 6, a reset spring 9 is fixedly connected to the bottom of the ejection disc 7, the other end of the reset spring 9 is abutted to the inner bottom of the inner chute 8, and the reset spring 9 is sleeved on the outside of the supporting column 10.

Referring to fig. 1 to 5, a lower mold 1 and an upper mold 2 are hermetically closed by fastening bolts 3, and a simple hermetic closing between the lower mold 1 and the upper mold 2 is described, and after the lower mold 1 and the upper mold 2 are tightly closed, an injection molding material may be poured into an injection hole formed at the top of the upper mold 2.

Further, breach 5 is seted up at the edge of bed die 1, and the personnel of being convenient for to mould plastics observe the extension briquetting 16 of 2 bottoms of last mould and whether insert, and then the adjustment extends the inserted position of briquetting 16, and rectangular channel 15 has been seted up to the bottom of breach 5, is convenient for extend briquetting 16 and inserts rectangular channel 15, and then contradicts with the upper portion of L type connecting plate 11.

Furthermore, a borrowing groove 12 is formed in one side of the rectangular groove 15, the pointer 13 can slide up and down in the borrowing groove 12, and the outer edge of the borrowing groove 12 is provided with a scale mark 14.

Further, a bottom groove 4 is formed in the bottom of the lower die 1, the bottom groove 4 is communicated with the inner sliding groove 8, and one end of the bottom groove 4 is communicated with the bottom end of the rectangular groove 15.

Referring to fig. 4-5, an extension pressing block 16 is fixedly connected to the bottom of the upper mold 2, the extension pressing block 16 is slidably connected to the rectangular groove 15, and the bottom end of the extension pressing block 16 can abut against the upper portion of the top end of the L-shaped connecting plate 11, and after the upper mold 2 and the lower mold 1 are tightly closed, the extension pressing block 16 will continuously press the top of the L-shaped connecting plate 11 downward.

Referring to fig. 3-5, the outer wall of the bottom end of the supporting column 10 is fixedly connected with an L-shaped connecting plate 11, the bottom of the L-shaped connecting plate 11 is slidably disposed in the bottom groove 4, the top end of the L-shaped connecting plate 11 is slidably disposed in the rectangular groove 15, after the bottom end of the extension pressing block 16 continuously presses the top end of the L-shaped connecting plate 11 downward, the L-shaped connecting plate 11 drives the supporting column 10 to move downward, so as to drive the ejection disc 7 to be tightly combined with the embedded groove 6 (at this time, the return spring 9 is in an energy storage state), the top side wall of the L-shaped connecting plate 11 is fixedly connected with a pointer 13 disposed in cooperation with the scale mark 14, after the top end of the L-shaped connecting plate 11 continuously descends, the pointer 13 and the scale mark 14 are matched to observe numerical values, and thus ensuring that the numerical values on four sides are the same.

Further, a sleeve 18 is fixedly connected to the upper portion of the bottom end of the L-shaped connecting plate 11.

Referring to fig. 3-4, a blind groove 17 for slidably inserting a sleeve 18 is formed at the top of the bottom groove 4, and the sleeve 18 can be slidably inserted into the blind groove 17.

Referring to fig. 3-4, a tension spring 19 is fixedly connected to the inner top of the blind slot 17, the other end of the tension spring 19 is fixedly connected to the upper portion of the bottom end of the L-shaped connecting plate 11, after the L-shaped connecting plate 11 is continuously pressed down (each tension spring 19 at the bottom of the periphery of the lower die 1 is in an elongated state), when the lower die 1 is separated from the upper die 2, the four tension springs 19 can provide upward force in cooperation with the elastic force of the return spring 9 (providing stable upward tension to the four L-shaped connecting plates 11, avoiding the situation that the top die is affected by the fact that any one of the L-shaped connecting plates 11 is jammed, and when the lower die 1 is disassembled from the upper die 2, the lower end of the tension spring 19 is disposed in the sleeve 18, facilitating the operation of the tension spring 19, and avoiding the situation that the tension spring 19 is jammed and twisted by returning to the side.

To sum up, the utility model discloses an injection mold with ejection mechanism, the injection molding personnel will go up four extension briquetting 16 of 2 bottoms of mould and insert rectangular channel 15 respectively, make the bottom and the contact of L type connecting plate 11 tops of extension briquetting 16, then seal fixedly with the four corners of bed die 1 and last mould 2 through four fastening bolt 3, when extension briquetting 16 of 2 bottoms of last mould lasts extrusion L type connecting plate 11 tops, reset spring 9 can produce ascending elasticity (compression deformation promptly), extension spring 19 can produce ascending pulling force (tensile deformation promptly), L type connecting plate 11 moves down this moment can drive support column 10 and move down, support column 10 moves down can drive ejection dish 7 and move down, finally ejection dish 7 can carry out the inseparable bonding with embedded groove 6 department, then pour through the round hole on 2 upper portion of last mould, pour and after cooling, the injection molding personnel can loosen four fastening bolt 3 (injection molding personnel can come to carry out four fastening bolt 3 and roughly the same numerical value to become flexible according to the numerical value of pointer 13 all around and scale mark line 14 and go on the situation that the inside tension spring that leads to the injection molding takes place the injection molding slow deformation, the condition of the simple ejection spring 7 that appears and the ejection deformation of the inside of the ejection spring that the injection molding can form at the injection molding time, the injection molding mechanism can be slow ejection dish 19, the easy push up the push down of the condition of the push out of the operation of the inside of spring 7 that appears, the injection molding can be realized the push-out the slow deformation of the injection molding mechanism, the push-up of the push-out of the slow push-out of the injection molding machine.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an injection mold with ejection mechanism, includes lower mould (1) and with upper mold (2) that lower mould (1) compound die set up, its characterized in that: embedded groove (6) have been seted up to the center bottom of bed die (1), the bottom intercommunication of embedded groove (6) has interior spout (8), interior spout (8) slidable mounting has support column (10), the upper portion fixedly connected with liftout dish (7) of support column (10), liftout dish (7) with embedded groove (6) is inside to flush the setting, the bottom fixedly connected with reset spring (9) of liftout dish (7), the other end of reset spring (9) with the interior bottom of interior spout (8) is contradicted, just reset spring (9) cup joint the outside of support column (10).

2. An injection mould with an ejection mechanism according to claim 1, characterised in that the lower mould (1) and the upper mould (2) are sealed together by means of fastening bolts (3).

3. The injection mold with the ejection mechanism as claimed in claim 2, wherein the lower mold (1) is provided with a notch (5) at its edge, and a rectangular groove (15) is provided at the bottom of the notch (5).

4. The injection mold with the ejection mechanism as claimed in claim 3, wherein one side of the rectangular groove (15) is provided with a borrowing groove (12), and the outer edge of the borrowing groove (12) is provided with scale marks (14).

5. An injection mold with an ejection mechanism according to claim 4, wherein the bottom of the lower mold (1) is provided with a bottom groove (4), the bottom groove (4) is communicated with the inner chute (8), and one end of the bottom groove (4) is communicated with the bottom end of the rectangular groove (15).

6. The injection mold with the ejection mechanism according to claim 5, wherein an L-shaped connecting plate (11) is fixedly connected to an outer wall of a bottom end of the supporting column (10), a bottom of the L-shaped connecting plate (11) is slidably disposed in the bottom groove (4), a top end of the L-shaped connecting plate (11) is slidably disposed in the rectangular groove (15), and a pointer (13) which is disposed in cooperation with the scale mark (14) is fixedly connected to a side wall of a top portion of the L-shaped connecting plate (11).

7. The injection mold with the ejection mechanism according to claim 6, wherein a sleeve (18) is fixedly connected to the upper portion of the bottom end of the L-shaped connecting plate (11).

8. An injection mould with an ejection mechanism according to claim 7, characterised in that the top of the bottom recess (4) is provided with a blind groove (17) for the sliding insertion of the sleeve (18).

9. The injection mold with the ejection mechanism as claimed in claim 8, wherein a tension spring (19) is fixedly connected to the inner top of the blind groove (17), the other end of the tension spring (19) is fixedly connected to the upper portion of the bottom end of the L-shaped connecting plate (11), and the bottom end of the tension spring (19) is disposed in the sleeve (18).

10. The injection mold with the ejection mechanism as claimed in claim 9, wherein an extension pressing block (16) is fixedly connected to the bottom of the upper mold (2), the extension pressing block (16) is slidably connected with the rectangular groove (15), and the bottom end of the extension pressing block (16) can abut against the upper portion of the top end of the L-shaped connecting plate (11).

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