CN210733156U

CN210733156U - Injection mold side runner shutdown mechanism

Info

Publication number: CN210733156U
Application number: CN201921737716.4U
Authority: CN
Inventors: 孟志锋
Original assignee: Zhejiang Digo Mould Technology Co Ltd
Current assignee: Zhejiang Digo Mould Technology Co Ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-06-12
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a cutting mechanism for a side sprue of an injection mold, which comprises a fixed mold and a movable mold, wherein the fixed mold is positioned at the top of the movable mold, a molding groove is arranged between the fixed mold and the movable mold, a feed inlet is arranged at the top of the fixed mold, the bottom end of the feed inlet extends to the inner part of the fixed die, the bottom of the feed inlet and the inner part of the fixed die are provided with side gates, and one end of the side sprue, which is far away from the feed inlet, extends to the top end of one side of the molding groove and is communicated with the molding groove, the top of one end of the side gate, which is far away from the feed inlet, is positioned in the fixed die and is provided with a cutting groove, the top of the cutting groove is provided with a mounting groove, just the top of mounting groove extends to the top of cover half, the internally mounted of mounting groove has the movable rod, the connecting axle is installed to the bottom of movable rod.

Description

Injection mold side runner shutdown mechanism

Technical Field

The utility model relates to an injection mold technical field particularly, relates to an injection mold side runner shutdown mechanism.

Background

An injection mold is a tool for producing plastic products; the sprue is a section of channel from the runner to a mold cavity in the injection mold, and common sprue comprises a direct sprue, a side sprue and a spot sprue; the existing injection mold cannot well cut off the side gate, so that scars can be left on the injection product, the chamfering structure of the injection product is damaged, the attractiveness and the qualification rate of the injection product are affected, and the use requirements of people cannot be better met.

In summary, how to cut off the side gate of the injection mold well is a technical problem which needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is not enough more than to, provide an injection mold side runner shutdown mechanism, solve how can carry out the fine problem of cutting off to injection mold's side runner.

The technical scheme of the utility model is realized like this:

an injection mold side gate cutting mechanism comprises a fixed mold and a movable mold, wherein the fixed mold is positioned at the top of the movable mold, a molding groove is formed between the fixed mold and the movable mold, a feed inlet is formed in the top of the fixed mold, the bottom of the feed inlet extends to the inside of the fixed mold, a side gate is formed in the bottom of the feed inlet and positioned in the fixed mold, one end of the side gate, far away from the feed inlet, extends to the top end of one side edge of the molding groove and is communicated with the molding groove, a cutting groove is formed in the top of one end, far away from the top of the feed inlet, positioned in the fixed mold, a mounting groove is formed in the top of the cutting groove, the top end of the mounting groove extends to the top of the fixed mold, a movable rod is mounted in the mounting groove, a connecting shaft is mounted at the bottom of the movable rod, and a cutting piece matched with, and the cutting blade is far away from one side edge of the side sprue and the forming groove is close to one side edge of the side sprue and is aligned, a tooth socket is formed in the mounting groove, the outer side edge of the movable rod is sleeved with a tooth ring matched with the tooth socket in a corresponding position, and a turntable is mounted at the top of the movable rod.

Preferably, one side of the cut piece away from the forming groove is of an inclined surface structure.

Preferably, the length of the cutting piece is greater than the height of the cutting groove, and the height of the cutting groove is the same as the height of one end, away from the feed port, of the side gate.

Preferably, a feeding funnel is installed at a position, corresponding to the feeding hole, of the top of the fixed die.

Preferably, handles are mounted on two side edges of the fixed die, and protective sleeves are sleeved on the outer sides of the handles.

Preferably, the fixed rods are symmetrically arranged at the bottom of the fixed die and positioned on two sides of the forming groove, and the fixed holes matched with the fixed rods are formed in the positions, corresponding to the fixed rods, of the top of the movable die.

Preferably, a base is mounted at the bottom of the movable mold.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. through the movable rod with the cutting blade and the tooth's socket with the interact of ring gear, can be right the side runner carries out fine cutting off to be convenient for can be better satisfy people's user demand.

2. Through the utility model discloses fine solution how can carry out the fine problem of cutting off to injection mold's side runner for people can carry out fine cutting off to the side runner when using injection mold, thereby avoided can leaving the scar on injection moulding product and destroy injection moulding product's the condition emergence of chamfer structure, ensured injection moulding product's pleasing to the eye and qualification rate, and then be convenient for can be better satisfy people's user demand.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a partially enlarged structure according to an embodiment of the present invention.

In the figure:

1. fixing a mold; 2. moving the mold; 3. forming a groove; 4. a feed inlet; 5. a side gate; 6. cutting off the groove; 7. mounting grooves; 8. a movable rod; 9. a connecting shaft; 10. cutting off the slices; 11. a tooth socket; 12. a toothed ring; 13. a turntable; 14. a feed hopper; 15. a handle; 16. fixing the rod; 17. a fixing hole; 18. a base.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

The invention will be further explained with reference to the drawings and the specific embodiments.

In the first embodiment, as shown in fig. 1-2, an injection mold side gate cutting mechanism according to an embodiment of the present invention includes a fixed mold 1 and a movable mold 2, wherein the fixed mold 1 is located on the top of the movable mold 2, a molding groove 3 is disposed between the fixed mold 1 and the movable mold 2, a feed inlet 4 is disposed on the top of the fixed mold 1, the bottom end of the feed inlet 4 extends into the fixed mold 1, a side gate 5 is disposed on the bottom of the feed inlet 4 and inside the fixed mold 1, one end of the side gate 5 away from the feed inlet 4 extends to the top end of one side of the molding groove 3 and is communicated with the molding groove 3, a cutting groove 6 is disposed on the top of the side gate 5 away from one end of the feed inlet 4 and inside the fixed mold 1, a mounting groove 7 is disposed on the top of the cutting groove 6, and the top end of the mounting groove 7 extends to the top of the fixed mold 1, the internally mounted of mounting groove 7 has movable rod 8, connecting axle 9 is installed to the bottom of movable rod 8, the bottom of connecting axle 9 install with the cutting blade 10 of 6 looks adaptations of cutting groove, just cutting blade 10 is kept away from side runner 5 one side with shaping groove 3 is close to side runner 5 one side aligns, tooth's socket 11 has been seted up to the inside of mounting groove 7, just the outside limit of movable rod 8 with the corresponding position cover of tooth's socket 11 establish install with the ring gear 12 of 11 looks adaptations of tooth's socket, carousel 13 is installed at the top of movable rod 8, through movable rod 8 with cutting blade 10 and tooth's socket 11 with the interact of ring gear 12 can be right side runner 5 carries out fine cutting off to be convenient for can be better satisfy people's user demand.

In the second embodiment, as shown in fig. 2, one side of the cut-off piece 10 away from the forming groove 3 is an inclined surface structure; the length of the cutting piece 10 is greater than the height of the cutting groove 6, and the height of the cutting groove 6 is the same as the height of one end of the side gate 5 away from the feed port 4; the cutting operation of the side gate 5 is facilitated to be better performed, so that the use requirement of people can be better met.

In the third embodiment, as shown in fig. 1, a feeding funnel 14 is installed at the top of the fixed mold 1 corresponding to the feeding hole 4; through the feeding hopper 14, people can be facilitated to perform feeding operation better when the feeding hopper is used, and the using requirements of people can be met better.

In the fourth embodiment, as shown in fig. 1, handles 15 are mounted on both sides of the fixed mold 1, and protective sleeves are sleeved on the outer sides of the handles 15; through the handle 15 can be convenient for people to take when using, convenient operation, the user demand that satisfies people that can be better.

In the fifth embodiment, as shown in fig. 1, fixing rods 16 are symmetrically installed at the bottom of the fixed mold 1 and at two sides of the molding groove 3, and fixing holes 17 adapted to the fixing rods 16 are formed at positions corresponding to the fixing rods 16 at the top of the movable mold 2; through the interaction of the fixed rod 16 and the fixed hole 17, the fixed die 1 and the movable die 2 can be stably connected, so that people can use the fixed die better.

Sixth embodiment, as shown in fig. 1, a base 18 is installed at the bottom of the movable mold 2; through the base 18 can carry out fine protection to the bottom of movable mould 2, avoid the bottom of movable mould 2 causes the damage to can be better satisfy people's user demand.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, injection molding is performed on the inner portion of the mold through the feed port 4 and the side gate 5, after the injection molding is completed, the rotating disc 13 is rotated to drive the movable rod 8 to rotate, and due to the action of the tooth grooves 11 and the toothed ring 12, the movable rod 8 can move downwards when the movable rod 8 rotates, so that the cutting blade 10 can be pushed to move downwards to cut off the side gate 5; generally speaking, make people when using injection mould, can carry out fine cutting off to the offside runner to avoided can leaving the scar on the injection moulding product and destroyed the condition emergence of injection moulding product's chamfer structure, ensured injection moulding product pleasing to the eye and qualification rate, and then be convenient for can be better satisfy people's user demand.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The utility model provides an injection mold side runner shutdown mechanism, its characterized in that, includes cover half (1) and movable mould (2), just cover half (1) is located the top of movable mould (2), cover half (1) with moulding groove (3) have been seted up between movable mould (2), feed inlet (4) have been seted up at the top of cover half (1), the bottom of feed inlet (4) extends to the inside of cover half (1), the bottom of feed inlet (4) just is located the inside of cover half (1) has seted up side runner (5), just side runner (5) keep away from the one end of feed inlet (4) extend to a side top of moulding groove (3) and with moulding groove (3) UNICOM, side runner (5) keep away from the top of feed inlet (4) one end just is located the inside of cover half (1) has seted up cutting groove (6), the top of the cutting groove (6) is provided with a mounting groove (7), the top end of the mounting groove (7) extends to the top of the fixed die (1), a movable rod (8) is arranged in the mounting groove (7), a connecting shaft (9) is arranged at the bottom of the movable rod (8), the bottom of the connecting shaft (9) is provided with a cutting sheet (10) matched with the cutting groove (6), and one side of the cutting piece (10) far away from the side pouring gate (5) is aligned with one side of the forming groove (3) close to the side pouring gate (5), a tooth groove (11) is arranged in the mounting groove (7), and the outer side edge of the movable rod (8) and the position corresponding to the tooth groove (11) are sleeved with a tooth ring (12) matched with the tooth groove (11), and the top of the movable rod (8) is provided with a rotary table (13).

2. An injection mold side-gate cutting mechanism according to claim 1, wherein a side of the cutting segment (10) away from the molding groove (3) is a slope structure.

3. An injection mold side-gate cutting mechanism according to claim 1, wherein the length of the cutting segment (10) is greater than the height of the cutting groove (6), and the height of the cutting groove (6) is the same as the height of the side gate (5) at the end away from the feed opening (4).

4. An injection mold side-gate cutting mechanism according to claim 1, wherein a feed hopper (14) is installed at a position corresponding to the feed opening (4) at the top of the fixed mold (1).

5. An injection mold side-gate cutting mechanism according to claim 1, wherein handles (15) are mounted on both sides of the fixed mold (1), and a protective sleeve is sleeved on the outer side of each handle (15).

6. An injection mold side-gate cutting mechanism according to claim 1, wherein fixing rods (16) are symmetrically installed at the bottom of the fixed mold (1) and at two sides of the molding groove (3), and fixing holes (17) matched with the fixing rods (16) are formed at positions corresponding to the fixing rods (16) at the top of the movable mold (2).

7. An injection mold side-gate cutting mechanism according to claim 1, wherein a base (18) is mounted to a bottom of the movable mold (2).