CN219445951U - Injection mold with combined demoulding mechanism - Google Patents

Abstract

The utility model discloses an injection mold with a composite demolding mechanism, which comprises a lower mold shell, wherein an upper mold shell is arranged above the lower mold shell, two supporting blocks are fixedly connected to the front surface of the lower mold shell and the back surface of the lower mold shell, supporting rods are fixedly connected to the upper surfaces of the supporting blocks, supporting plates are respectively and fixedly connected to the top ends of each group of supporting rods, oil cylinders are fixedly embedded on the bottom surfaces of the two supporting plates, and four round openings are formed in the upper surface of the lower mold shell. According to the device, the four plugs are arranged on the lower die shell, the strong springs are arranged below the plugs, so that the plugs have upward jacking force under the cooperation of the strong springs, after the injection molding module is molded, a worker can jack up the upper die shell to separate the upper die shell from the lower die shell when the oil cylinder is retracted, and the device is simple and practical in structure and beneficial to the separation of finished products from the cavity.

Description

Injection mold with combined demoulding mechanism

Technical Field

The utility model relates to the field of injection molds, in particular to an injection mold with a composite demolding mechanism.

Background

The mould, in short, the mould is a tool used for manufacturing the molded articles, the tool is composed of various parts, and different moulds are composed of different parts, the processing of the appearance of the articles is realized mainly through the change of the physical state of the molded materials, the blank is made into a tool with a specific shape and size under the action of external force, the tool is widely used in the processes of blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like, the products need to be demolded after the processing is finished, and the publication number CN210139544U discloses a compound slide block demolding mechanism with good stability.

For this reason, we propose an injection mold with a compound demolding mechanism to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide an injection mold with a composite demolding mechanism, which aims to solve the problems that in the prior art, a power sliding block cannot push a molding sliding block due to friction force between the power sliding block and the molding sliding block, so that the mold cannot be reset and later use is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an injection mold with combined type demoulding mechanism, includes the bed die casing, the top of bed die casing is equipped with the bed die casing, the front of bed die casing and the equal fixedly connected with in back of bed die casing two supporting shoes, the equal fixedly connected with bracing piece of upper surface of supporting shoe, every group the top of bracing piece is fixedly connected with the carrier plate jointly respectively, two the bottom surface of carrier plate is all fixed to be inlayed and is had the hydro-cylinder, four round mouths have been seted up to the upper surface of bed die casing, every the equal sliding connection in inside of round mouths has the top, the slide hole has been seted up to the interior sliding connection of slide hole has the slide bar, the top of slide bar is connected with the bottom surface of top, the outside cover of slide bar is equipped with powerful spring, powerful spring's top is connected with the bottom surface of top, the inner bottom wall of bed die casing is inlayed and is had a plurality of thimble.

In a further embodiment, the left side surface and the right side surface of the lower die shell are fixedly connected with mounting plates, and two mounting holes are formed in the upper surface of each mounting plate.

In a further embodiment, the left side surface and the right side surface of the lower die shell are fixedly connected with reinforcing plates, and the bottom surfaces of the two reinforcing plates are respectively connected with the upper surfaces of the two mounting plates.

In a further embodiment, the front surface of the lower die shell is fixedly connected with a nameplate, and the upper surface of the top is fixedly connected with a buffer pad.

In a further embodiment, two limiting grooves are formed in the inner wall of the sliding hole, limiting blocks are slidably connected in the two limiting grooves, and one faces, close to each other, of the two limiting blocks are connected with the outer surface of the sliding rod.

In a further embodiment, two positioning holes are formed in the upper surface of the lower die shell, positioning rods are arranged in the two positioning holes, and the top ends of the two positioning rods are connected with the bottom surface of the upper die shell.

Compared with the prior art, the utility model has the beneficial effects that:

according to the device, the four plugs are arranged on the lower die shell, the strong springs are arranged below the plugs, so that the plugs have upward jacking force under the cooperation of the strong springs, after the injection molding module is molded, a worker can jack up the upper die shell to separate the upper die shell from the lower die shell when the oil cylinder is retracted, and the device is simple and practical in structure and beneficial to the separation of finished products from the cavity.

Drawings

Fig. 1 is a schematic perspective view of a lower die housing.

Fig. 2 is a schematic perspective view of the upper mold shell.

Fig. 3 is a cross-sectional view of a front view of the lower die housing.

Fig. 4 is a partially enlarged schematic view of the structure of fig. 3 at a.

In the figure: 1. a lower die housing; 2. an upper die housing; 3. a support block; 4. a support rod; 5. a carrier plate; 6. an oil cylinder; 7. a mounting plate; 8. a mounting hole; 9. a reinforcing plate; 10. a nameplate; 11. a round opening; 12. positioning holes; 13. a positioning rod; 14. a slide hole; 15. a thimble; 16. a slide bar; 17. a limit groove; 18. a limiting block; 19. a spring; 20. a plug; 21. and a cushion pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in the injection mold with the composite demolding mechanism of the present utility model, the injection mold comprises a lower mold shell 1, an upper mold shell 2 is arranged above the lower mold shell 1, two support blocks 3 are fixedly connected to the front surface of the lower mold shell 1 and the back surface of the lower mold shell 1, support rods 4 are fixedly connected to the upper surfaces of the support blocks 3, the top ends of each group of support rods 4 are respectively and fixedly connected with a carrier plate 5, oil cylinders 6 are fixedly inlaid on the bottom surfaces of the two carrier plates 5, four round openings 11 are formed on the upper surface of the lower mold shell 1, a top head 20 is slidably connected to the inside of each round opening 11, a slide hole 14 is formed on the inner bottom wall of each round opening 11, a slide rod 16 is slidably connected to the inside of each slide hole 14, the top end of each slide rod 16 is connected to the bottom surface of the top head 20, a plurality of ejector pins 15 are inlaid on the outer portion of each slide rod 16, and the top ends of the strong springs 19 are connected to the bottom surface of the top head 20.

The left and right sides face of bed die casing 1 all fixedly connected with mounting panel 7, two mounting holes 8 have been seted up to mounting panel 7's upper surface, through set up mounting panel 7 on bed die casing 1 and set up mounting hole 8 on mounting panel 7, be convenient for the staff like this fix bed die casing 1 to the workstation on, the left and right both sides face of bed die casing 1 all fixedly connected with gusset plate 9, the bottom surface of two gusset plates 9 is connected with the upper surface of two mounting panels 7 respectively, through set up two gusset plates 9 on mounting panel 7, can make the more firm of being connected between mounting panel 7 and the bed die casing 1 like this, the positive fixedly connected with nameplate 10 of bed die casing 1, the upper surface fixedly connected with blotter 21 of top 20, through set up nameplate 10 on bed die casing 1, the staff of being convenient for in time knows the specification information of equipment like this, through set up 21 on top 20, can protect top 20 and last die casing 2 like this.

Two spacing grooves 17 have been seted up to the inner wall of slide hole 14, the inside of two spacing grooves 17 all sliding connection has stopper 18, the one side that two stopper 18 are close to each other all is connected with the surface of slide bar 16, through set up two spacing grooves 17 and set up two stopper 18 on slide bar 16 on the inner wall of slide hole 14, can carry out spacing to slide bar 16 like this, two locating holes 12 have been seted up to the upper surface of bed die casing 1, the inside of two locating holes 12 all is equipped with locating lever 13, the top of two locating levers 13 all is connected with the bottom surface of last die casing 2, through set up two locating holes 12 on bed die casing 1 and install two locating levers 13 on last die casing 2, the staff of being convenient for carries out the cooperation installation to bed die casing 1 and last die casing 2 like this.

The working principle of the utility model is as follows: the staff injects the raw materials into the cavity between the upper die shell 2 and the lower die shell 1 from the material injection opening on the upper die shell 2, after the raw materials in the cavity are molded, the staff controls the two oil cylinders 6 to retract the telescopic ends, at the moment, the powerful spring 19 drives the ejection head 20 to move upwards and give an upward thrust to the upper die shell 2, then the upper die shell 2 is separated from the lower die shell 1, and finally, the staff controls the ejection pin 15 on the lower die shell 1 to eject the finished product.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. An injection mold with combined demolding mechanism, characterized in that: including bed die casing (1), the top of bed die casing (1) is equipped with mould casing (2), the equal fixedly connected with two supporting shoes (3) in front of bed die casing (1) and the back of bed die casing (1), the equal fixedly connected with bracing piece (4) of upper surface of supporting shoe (3), every group the top of bracing piece (4) is fixedly connected with carrier plate (5) jointly respectively, two the bottom surface of carrier plate (5) is all fixed to be inlayed and is had hydro-cylinder (6), four round mouths (11) have been seted up to the upper surface of bed die casing (1), every equal sliding connection in inside of round mouths (11) has top (20), slide hole (14) have been seted up to the interior bottom wall of round mouths (11), the inside sliding connection of slide hole (14) has slide bar (16), the top of slide bar (16) is connected with the bottom surface of top (20), the outside cover of slide bar (16) is equipped with powerful spring (19), the top of powerful spring (19) is connected with bottom surface of top (20) and bottom surface of top (20) are inlayed in mould casing (15).

2. An injection mold with a compound demolding mechanism as claimed in claim 1, wherein: the left side face and the right side face of the lower die shell (1) are fixedly connected with mounting plates (7), and two mounting holes (8) are formed in the upper surface of each mounting plate (7).

3. An injection mold with a compound demolding mechanism as claimed in claim 2, wherein: reinforcing plates (9) are fixedly connected to the left side surface and the right side surface of the lower die shell (1), and the bottom surfaces of the two reinforcing plates (9) are respectively connected with the upper surfaces of the two mounting plates (7).

4. An injection mold with a compound demolding mechanism as claimed in claim 1, wherein: the front of the lower die shell (1) is fixedly connected with a nameplate (10), and the upper surface of the top (20) is fixedly connected with a buffer pad (21).

5. An injection mold with a compound demolding mechanism as claimed in claim 1, wherein: two limit grooves (17) are formed in the inner wall of the slide hole (14), limit blocks (18) are slidably connected in the two limit grooves (17), and one faces, close to each other, of the two limit blocks (18) are connected with the outer surface of the slide rod (16).

6. An injection mold with a compound demolding mechanism as claimed in claim 1, wherein: two locating holes (12) are formed in the upper surface of the lower die shell (1), locating rods (13) are arranged in the two locating holes (12), and the top ends of the two locating rods (13) are connected with the bottom surface of the upper die shell (2).