CN221339385U - Injection mold with automatic water gap cutting function - Google Patents

Abstract

The utility model discloses an injection mold with an automatic water gap cutting function, which comprises a bottom plate, wherein a lower mold is fixed on the upper surface of the bottom plate through bolts, two mounting grooves are formed in the upper surface of the lower mold, second springs are welded in the two mounting grooves, cutter blocks are welded at the top ends of the two second springs, connecting grooves are formed in the upper surfaces of the lower mold and the two cutter blocks, two forming cavities are formed in the upper surface of the lower mold, a fixing frame is fixed on the upper surface of the bottom plate through bolts, and a driving motor is fixed on the outer wall of the top of the fixing frame through bolts. The utility model not only can automatically cut off the water gap of the product and improve the working efficiency, but also can carry the injection mold by the handle to move and improve the convenience of the injection mold, and can also increase the friction between the injection mold and the tabletop, so that the placement of the injection mold is more stable and the stability of the injection mold during working is improved.

Description

Injection mold with automatic water gap cutting function

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold with an automatic water gap cutting function.

Background

The injection mold generally comprises an upper mold and a lower mold, wherein the upper mold and the lower mold are closed to form a pouring system and a cavity during injection molding, and the upper mold and the lower mold are separated during mold opening so as to take out the plastic product.

Through searching, chinese patent with publication number CN210082281U discloses an injection mold, including supporting base, top module and injection module, when plastic goods utilized injection mold injection molding, cooling solidification back is carried out the die sinking, promotes during the drawing of patterns top template, two the top module post is ejecting the plastic molded article. However, the following defects still exist, after the injection molding product is demoulded, the water gap is required to be cut manually, and the cutting work efficiency is low.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides an injection mold with an automatic water gap cutting function.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides an injection mold with automatic water gap function of cutting, includes the bottom plate, the upper surface of bottom plate has the lower mould through bolt fastening, and two mounting grooves have been seted up to the upper surface of lower mould, two all weld the second spring in the mounting groove, two the cutter piece has all been welded on the top of second spring, two shaping chambers have been seted up to the upper surface of lower mould and two the spread groove has all been seted up to the upper surface of cutter piece, two shaping chambers have been seted up to the upper surface of lower mould, the upper surface of bottom plate has the mount through bolt fastening, and the top outer wall of mount has driving motor through bolt fastening, and the one end of driving motor output shaft passes the mount and has the screw rod through bolt fastening, and the outside threaded connection of screw rod has the slider, and one side of slider has the upper mould through bolt fastening, two keep away the position groove has been seted up to the bottom of upper mould, two keep away the position inslot all welded first spring, two the bottom of first spring all welded the briquetting, the upper surface of upper mould has seted up the injecting glue mouth.

As still further aspects of the present utility model, the upper surface of the lower mold is fixed with a plurality of guide bars by bolts, and the guide bars pass through the upper mold.

As a still further scheme of the utility model, the outer walls of the two sides of the fixing frame are fixed with the fixing ribs through bolts, and the fixing ribs are fixed with the bottom plate.

As a still further scheme of the utility model, a rubber pad is adhered to the outer wall of the top of the fixing frame, and the rubber pad is positioned between the driving motor and the fixing frame.

As a still further scheme of the utility model, the top of the glue injection port is provided with an arc surface.

As a still further proposal of the utility model, handles are fixed on both sides of the bottom plate through bolts, and the handles are evenly distributed.

As a still further scheme of the utility model, the outer side of the handle is provided with a plurality of anti-skid patterns which are uniformly distributed.

As a still further scheme of the utility model, a plurality of foot pads are fixed at the bottom of the bottom plate through bolts, and the foot pads are uniformly distributed.

The beneficial effects of the utility model are as follows:

1. Through the cooperation of briquetting and cutter piece, after injection moulding, start driving motor, driving motor drives the screw rod and rotates, and screw rod and slider drive upward movement of last mould, at last mould in-process that removes, first spring promotes the briquetting through the elasticity that is produced by the extrusion, makes the briquetting keep motionless and fixed into the product in the die cavity, and simultaneously the second spring promotes cutter piece upward movement through the elasticity that is produced by the extrusion, under the cooperation of cutter piece and briquetting, makes cutter piece excision to the mouth of a river of product to accomplish automatic mouth of a river, improved work efficiency.

2. Through the setting of handle, when needing to change injection mold's place of work, the workman removes through handle transport injection mold to change injection mold's position, improved injection mold's convenience.

3. Through the setting of callus on the sole, when injection mold put on the desktop, callus on the sole and desktop contact have increased the frictional force between injection mold and the desktop, make injection mold's placement more stable, have improved injection mold during operation's stability.

Drawings

FIG. 1 is a schematic view of a front side three-dimensional structure of an injection mold with an automatic water gap cutting function;

FIG. 2 is a schematic view of a partially sectional structure of an injection mold with automatic gate cutting function according to the present utility model;

Fig. 3 is an enlarged schematic view of a portion a of an injection mold with an automatic water gap cutting function according to the present utility model.

In the figure: 1. a bottom plate; 2. a fixing frame; 3. a screw; 4. a slide block; 5. an upper die; 6. a lower die; 7. a rubber pad; 8. foot pads; 9. a handle; 10. anti-skid lines; 11. fixing ribs; 12. a guide rod; 13. a clearance groove; 14. a first spring; 15. briquetting; 16. a mounting groove; 17. a second spring; 18. a cutter block; 19. a molding cavity; 20. a connecting groove; 21. a glue injection port; 22. a cambered surface.

Detailed Description

While the present disclosure will be fully described with reference to the accompanying drawings, which contain preferred embodiments of the present disclosure, it is to be understood that prior to the description, one of ordinary skill in the art may modify the invention herein described while achieving the technical effects of the present disclosure, and thus, it is to be understood that the above description is a broad disclosure to one of ordinary skill in the art and is not to be taken as limiting the exemplary embodiments described in the present disclosure.

Referring to fig. 1-3, an injection mold with automatic water gap cutting function comprises a bottom plate 1, a lower mold 6 is fixed on the upper surface of the bottom plate 1 through bolts, two mounting grooves 16 are formed on the upper surface of the lower mold 6, two second springs 17 are welded in the two mounting grooves 16, cutter blocks 18 are welded on the top ends of the two second springs 17, connecting grooves 20 are formed on the upper surfaces of the lower mold 6 and the two cutter blocks 18, two forming cavities 19 are formed on the upper surface of the lower mold 6, a fixing frame 2 is fixed on the upper surface of the bottom plate 1 through bolts, a driving motor is fixed on the top outer wall of the fixing frame 2 through bolts, a screw 3 is fixed on one end of an output shaft of the driving motor through bolts through the fixing frame 2, a sliding block 4 is connected on the outer side of the screw 3 through bolts, an upper mold 5 is fixed on one side of the sliding block 4, two position avoiding grooves 13 are formed on the bottom of the upper mold 5, first springs 14 are welded in the two position avoiding grooves 13, a pressing block 15 is welded on the bottom ends of the two first springs 14, a glue injection port 21 is formed on the upper surface of the upper mold 5 during use, injection molding is carried out through the glue injection port 21, the raw materials are hardened and shaped in the molding cavity 19 after flowing to the molding cavity 19 through the connecting groove 20, then a driving motor is started, the driving motor drives a screw rod 3 to rotate, the screw rod 3 drives a slide block 4 to move upwards, the slide block 4 drives an upper die 5 to move upwards, during the movement of the upper die 5, the first spring 14 pushes the pressing block 15 by the elastic force generated by the extrusion, so that the pressing block 15 is kept motionless and the product in the forming cavity 19 is fixed, while the second spring 17 pushes the cutter block 18 upward by the elastic force generated by the pressing, under the cooperation of the cutter block 18 and the pressing block 15, the cutter block 18 cuts off the water gap of the product.

According to the utility model, the plurality of guide rods 12 are fixed on the upper surface of the lower die 6 through bolts, the guide rods 12 penetrate through the upper die 5, the guide rods 12 can prevent the upper die 5 from shifting when moving, the outer walls of the two sides of the fixed frame 2 are respectively fixed with the fixing ribs 11 through bolts, the fixing ribs 11 are fixed with the bottom plate 1, the strength of the joint surface between the fixed frame 2 and the bottom plate 1 can be enhanced by the fixing ribs 11, the rubber pad 7 is adhered to the outer wall of the top of the fixed frame 2, the rubber pad 7 is positioned between the driving motor and the fixed frame 2, the rubber pad 7 can absorb vibration generated by the driving motor during operation, the cambered surface 22 is arranged at the top of the rubber injection port 21, the injection machine can more conveniently inject the rubber injection port 21, the handles 9 are fixed on the two sides of the bottom plate 1 through bolts, the handles 9 are evenly distributed, the injection mold can be carried through the handles 9, the outer sides of the handles 9 are provided with a plurality of anti-skid patterns 10, the anti-skid patterns 10 are evenly distributed, friction force between the palm and the handles 9 can be increased, the bottoms of the bottom plate 1 are fixedly provided with a plurality of friction pads 8 through bolts, the friction force between the foot pads 8 and the injection mold can be evenly distributed between the friction molds and the injection mold.

Working principle: during the use, carry out the injection molding through injecting glue mouth 21, the raw materials harden the design in shaping chamber 19 after flowing to shaping chamber 19 through spread groove 20, then start driving motor, driving motor drives screw rod 3 and rotates, screw rod 3 drives slider 4 and upwards moves, slider 4 drives mould 5 and upwards moves, in the in-process that last mould 5 moved, first spring 14 promotes briquetting 15 through the elasticity that is produced by the extrusion, make briquetting 15 keep motionless and fix the product in the shaping chamber 19, simultaneously second spring 17 promotes cutter piece 18 upwards to move through the elasticity that is produced by the extrusion, under cutter piece 18 and briquetting 15's cooperation, make cutter piece 18 excision to the mouth of a river of product.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an injection mold with automatic water gap cutting function, includes bottom plate (1), its characterized in that, the upper surface of bottom plate (1) is through bolt fastening has lower mould (6), and two mounting grooves (16) have been seted up to the upper surface of lower mould (6), two all weld second spring (17) in mounting groove (16), two the top of second spring (17) all welds cutter piece (18), connecting groove (20) have all been seted up to the upper surface of lower mould (6) and two cutter piece (18), two shaping chamber (19) have been seted up to the upper surface of lower mould (6), the upper surface of bottom plate (1) is through bolt fastening has mount (2), and the top outer wall of mount (2) is through bolt fastening has driving motor, and driving motor output shaft's one end is passed mount (2) and is through bolt fastening screw rod (3), and the outside threaded connection of screw rod (3) has slider (4), and one side of slider (4) is through bolt fastening has last mould (5), the bottom of last mould (5) is equipped with two spring (13) and keeps away position groove (14) have two, two spring (14) have welding press block (14) all, and a glue injection port (21) is formed in the upper surface of the upper die (5).

2. An injection mould with automatic water cutting function according to claim 1, characterized in that the upper surface of the lower mould (6) is fixed with a plurality of guide rods (12) by bolts, and the guide rods (12) pass through the upper mould (5).

3. The injection mold with the automatic water cutting function according to claim 1, wherein fixing ribs (11) are fixed on the outer walls of two sides of the fixing frame (2) through bolts, and the fixing ribs (11) are fixed with the bottom plate (1).

4. An injection mould with automatic water gap cutting function according to claim 1, characterized in that a rubber pad (7) is adhered to the top outer wall of the fixing frame (2), and the rubber pad (7) is located between the driving motor and the fixing frame (2).

5. An injection mould with automatic water cutting function according to claim 1, characterized in that the top of the glue injection port (21) is provided with a cambered surface (22).

6. An injection mould with automatic water gap cutting function according to claim 3, characterized in that handles (9) are fixed on both sides of the bottom plate (1) through bolts, and the handles (9) are uniformly distributed.

7. An injection mould with automatic water cutting function according to claim 6, characterized in that the outer side of the handle (9) is provided with a plurality of anti-skid patterns (10), and the anti-skid patterns (10) are uniformly distributed.

8. An injection mould with automatic water gap cutting function according to claim 6, characterized in that the bottom of the bottom plate (1) is fixed with a plurality of foot pads (8) through bolts, and the foot pads (8) are uniformly distributed.