CN214448062U

CN214448062U - Injection mold for medical tube

Info

Publication number: CN214448062U
Application number: CN202022272921.7U
Authority: CN
Inventors: 俞科常
Original assignee: Ningbo Shuanglin Industrial Product Manufacturing Co ltd
Current assignee: Ningbo Shuanglin Industrial Product Manufacturing Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-10-22
Anticipated expiration: 2030-10-13

Abstract

The utility model relates to the technical field of auxiliary devices of injection molds, in particular to an injection mold for medical tubes, which comprises a fixed mold and a movable mold which can be connected in a closing way, wherein the fixed mold is provided with a material runner, a guide oblique rod and a mold cavity, the material runner is arranged inside the fixed mold and is communicated with the mold cavity, the guide oblique rod is arranged at two sides of the bottom of the fixed mold and inclines outwards, the movable mold is provided with a guide block, a top hole, an inner slide block, an outer slide block, a mold core column, a fixed block and four groups of slide block groups, the slide block groups are divided into a front slide block and a rear slide block, the guide block is arranged in front of the front slide block of the slide block group at the most front side and behind the rear slide block of the slide block group at the most rear side, the guide block is provided with a guide hole, the top hole is arranged below the guide hole, the guide oblique rod can be connected with the top hole in a propping way through a connecting hole, the inner slide block and the outer slide block are arranged at the left side and the right side of the slide block group, the four front slide block are connected with the outer slide block at the left side and the right side, the left and right sides of the four rear sliding blocks are connected with the inner sliding block, and the front sliding block is provided with a plurality of front semicircular die grooves.

Description

Injection mold for medical tube

Technical Field

The utility model relates to an injection mold auxiliary device's technical field especially relates to an injection mold for medical pipe.

Background

Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the material melted by heating is injected into a die cavity, and a molded product is obtained after cooling and solidification. An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. An injection mold generally comprises a movable mold and a fixed mold, the movable mold is mounted on a movable mold plate of an injection molding machine, and the fixed mold is mounted on a fixed mold plate of the injection molding machine. And when the mold is opened, the movable mold is separated from the fixed mold so as to take out the plastic product.

At present, the injection mold on the market can only process a single body for a product with threads, the efficiency is lower, an injection mold for processing a medical tube with threads at the bottom is needed, and batch production of the same product can be realized by one mold through the injection mold.

SUMMERY OF THE UTILITY MODEL

To solve the above technical problem, the utility model provides an injection mold for medical tube

The utility model relates to an injection mold for medical tube, which comprises a fixed mold and a movable mold which can be connected in a closing way, wherein the fixed mold is provided with a material flow passage, a guide inclined rod and a mold cavity, the material flow passage is arranged inside the fixed mold and is communicated with the mold cavity, the guide inclined rod is arranged on two sides of the bottom of the fixed mold and inclines outwards, the movable mold is provided with a guide block, a top hole, an inner slide block, an outer slide block, a mold core column, a fixed block and four groups of slide block groups, the slide block groups are divided into a front slide block and a rear slide block, the front side of the front slide block group and the rear side of the rear slide block group are respectively provided with the guide block, the guide block is provided with a guide hole, the top hole is arranged below the guide hole, the guide inclined rod can be abutted against the top hole through a connecting hole, the left side and the right side of the front slide block are respectively provided with the inner slide block and the outer slide block, the left side and the right side of the four front slide blocks are respectively connected with the outer slide block, the left side and the right side of the four rear slide block are respectively connected with the inner slide block, the front half circular mold grooves are respectively, a plurality of the front half circular mold grooves are respectively arranged on the front slide block, all be equipped with a plurality of back semicircle die cavitys on the slider of back, preceding semicircle die cavity can hug closely with latter semicircle die cavity and form whole circle die cavity, and preceding semicircle die cavity and latter semicircle die cavity are inside all to be equipped with the thread groove, and whole circle die cavity center is located to the mold core post, and mold core post bottom still is equipped with the solid piece.

The utility model discloses an injection mold for medical tube, whole circle die cavity bottom can be hugged closely at retention piece top.

The utility model discloses an injection mold for medical tube, direction down tube are equipped with four altogether to the distribution of symmetry is in last die cavity bottom, and the guide block is equipped with four altogether, and with the corresponding distribution of direction down tube on slider and fourth back slider before first.

Compared with the prior art, the beneficial effects of the utility model are that: when the fixed die and the movable die are connected in a closed mode, the guide block can move back and forth along the inclined direction of the guide inclined rod, so that the front slide block on the foremost side is driven to move backwards, the rear slide block on the rearmost side moves forwards, the outer slide block is further driven to move backwards, the inner slide block is further driven to move forwards, all the front slide blocks are further driven to move backwards, all the rear slide blocks move forwards, the front semicircular die groove and the rear semicircular die groove are tightly attached to form a whole circular die groove, the whole circular die groove and the die core are made to enter a die cavity for injection molding, when the front semicircular die groove and the rear semicircular die groove are tightly attached and closed, the top of the fixing block is tightly attached to the bottom of the whole circular die groove, materials are prevented from flowing into gaps between the whole circular die groove and the bottom of the die core column, the products cannot be qualified after being discharged from the die, when the fixed die and the movable die are separated, the outer slide block drives the front slide block to move forwards, the inner slide block drives the rear slide block to move backwards, so that the front semicircular die groove and the rear semicircular die groove are separated from the rear semicircular die groove, make product bottom screw thread and the inside thread groove of die cavity no longer the joint, made things convenient for taking out of product, the direction down tube is equipped with four altogether to the distribution of symmetry is in last die cavity bottom, and the guide block is equipped with four altogether, and with the corresponding distribution of direction down tube on slider and fourth back slider before first, avoids preceding slider and back slider atress uneven, whole round die cavity can not hug closely completely, causes the product to go out the mould after unable qualified.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the stationary mold as a whole;

FIG. 3 is a schematic view of the moving mold as a whole;

FIG. 4 is a schematic view of a semi-circular chase;

FIG. 5 is a product diagram;

in the drawings, the reference numbers: 1. fixing a mold; 2. moving the mold; 3. a material flow channel; 4. a guide diagonal rod; 5. a mold cavity; 6. a guide block; 7. a top hole; 8. an inner slide block; 9. an outer slide block; 10. die core columns; 11. a retention block; 12. a front slider; 13. a rear slider; 14. a guide hole; 15. a front semicircular die groove; 16. a rear semicircular die groove; 17. a thread groove.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the utility model relates to an injection mold for medical tube, which comprises a fixed mold 1 and a movable mold 2 which can be connected in a closed manner, a material flow passage 3, a guiding slanting rod 4 and a mold cavity 5 are arranged on the fixed mold 1, the material flow passage 3 is arranged inside the fixed mold 1 and is communicated with the mold cavity 5, the guiding slanting rod 4 is arranged on two sides of the bottom of the fixed mold 1 and inclines outwards, a guiding block 6, a top hole 7, an inner slide block 8, an outer slide block 9, a mold core column 10, a fixing block 11 and four groups of slide blocks are arranged on the movable mold 2, the slide blocks are divided into a front slide block 12 and a rear slide block 13, the guiding block 6 is arranged in front of the front slide block 12 of the slide block group on the frontmost side and behind the rear slide block 13 of the slide block group on the most side, the guiding hole 14 is arranged on the top hole 7, the guiding rod 4 can be connected with the top hole 7 through a connecting hole, the inner slide block 8 and the outer slide block 9 are arranged on the left and the right sides of the slide block, the left and right sides of four front sliders 12 are connected with the outer slider 9, the left and right sides of four rear sliders 13 are connected with the inner slider 8, a plurality of front semicircular mold grooves 15 are formed in the front sliders 12, a plurality of rear semicircular mold grooves 16 are formed in the rear sliders 13, the front semicircular mold grooves 15 can be tightly attached to the rear semicircular mold grooves 16 to form a whole circular mold groove, thread grooves 17 are formed in the front semicircular mold grooves 15 and the rear semicircular mold grooves 16, a mold core column 10 is arranged in the center of the whole circular mold groove, and a fixing block 11 is further arranged at the bottom of the mold core column 10; when the fixed die 1 and the movable die 2 are connected in a closed mode, the guide block 6 can move back and forth along the inclined direction of the guide inclined rod 4, so that the front slider 12 at the forefront side is driven to move backwards, the rear slider 13 at the rearmost side is driven to move forwards, the outer slider 9 is further driven to move backwards, the inner slider 8 is further driven to move forwards, all the front sliders 12 are further driven to move backwards, all the rear sliders 13 are further driven to move forwards, the front semicircular die groove 15 and the rear semicircular die groove 16 are tightly attached to form a whole circular die groove, the whole circular die groove and the die core are made to enter the die cavity 5 for injection molding, after the processing is completed, when the fixed die 1 and the movable die 2 are separated, the outer slider 9 drives the front slider 12 to move forwards, the inner slider 8 drives the rear slider 13 to move backwards, the front semicircular die groove 15 and the rear semicircular die groove 16 are separated, threads at the bottom of a product are not clamped with the thread groove 17 inside the die groove, and the product can be taken out conveniently.

In the injection mold for medical tubes of the present invention, the top of the retention block 11 can be tightly attached to the bottom of the rounding cavity; when the front semicircular die groove 15 and the rear semicircular die groove 16 are closed in a clinging mode, the top of the retention block 11 is clung to the bottom of the full-circle die groove, and materials are prevented from flowing into a gap between the full-circle die groove and the bottom of the die core column 10, so that the product cannot be qualified after being discharged.

The utility model discloses an injection mold for medical tube, the guide diagonal bar 4 is totally four, and the symmetrical distribution is in the bottom of upper die cavity, the guide block 6 is totally four, and the distribution corresponding to the guide diagonal bar 4 is on first front slider 12 and fourth back slider 13; four guide inclined rods 4 are symmetrically distributed at the bottom of the upper die cavity, four guide blocks 6 are symmetrically distributed at the bottom of the upper die cavity and are distributed on the first front sliding block 12 and the fourth rear sliding block 13 corresponding to the guide inclined rods 4, so that the problem that the whole circular die cavity cannot be completely attached to cause that a product cannot be qualified after being discharged from a die is avoided that the front sliding block 12 and the rear sliding block 13 are unevenly stressed.

The utility model discloses an injection mold for medical tube, when it works, when cover half 1 and movable mould 2 are connected by closure, guide block 6 can be along the direction seesaw of direction down tube 4 slope, thereby drive foremost front slider 12 backward motion, rearmost rear slider 13 forward motion, further drive outer slider 9 backward motion, inner slider 8 forward motion, further drive all front sliders 12 backward motion, all rear sliders 13 forward motion, thereby make front semicircle die cavity 15 and latter semicircle die cavity 16 hug closely and form the whole circle die cavity, and make whole circle die cavity and mold core enter into die cavity 5 to carry out injection molding processing, when front semicircle die cavity 15 and latter semicircle die cavity 16 hug closely closed, whole circle die cavity bottom is hugged closely to the top of retention piece 11, avoid the material to flow into the gap of whole circle die cavity and mold core post 10 bottom, cause the product can't be qualified after the mould, after the processing is accomplished, when the fixed die 1 and the movable die 2 are separated, the outer slide block 9 drives the front slide block 12 to move forwards, the inner slide block 8 drives the rear slide block 13 to move backwards, the front semicircular die groove 15 and the rear semicircular die groove 16 are separated, threads at the bottom of a product and the internal thread grooves 17 of the die grooves are not clamped, the product is convenient to take out, the guide inclined rods 4 are totally four, the guide inclined rods are symmetrically distributed at the bottom of the upper die groove, the guide blocks 6 are totally four, and the guide inclined rods 4 are correspondingly distributed on the first front slide block 12 and the fourth rear slide block 13, so that the front slide block 12 and the rear slide block 13 are prevented from being unevenly stressed, the whole circular die groove cannot be completely attached, and the product cannot be qualified after being discharged from the die.

The utility model discloses an injection mold for medical tube, above the mounting means of all parts, connected mode or the mode that sets up are the welding, riveting or other common mechanical means, wherein slidable/rotate fixedly promptly for slide/rotate the state under not dropping, sealed intercommunication is sealed when two connecting pieces communicate promptly, and the concrete structure of its all parts, model and coefficient index are its from taking the technique, as long as can reach all can implementing of its beneficial effect, above-mentioned all with electric module and with electric appliance be the common electrical part in market, buy when returning to the use only need connect according to the mutual electricity of the instruction manual that together buy back and can use, and control module is its common from taking the module, the event is no longer repeated here.

In the injection mold for medical tubes of the present invention, unless otherwise stated, the terms "up, down, left, right, front, rear, inner, and outer, and vertical and horizontal" are used to indicate the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An injection mold for medical tubes is characterized by comprising a fixed mold (1) and a movable mold (2) which can be connected in a closing manner, wherein the fixed mold (1) is provided with a material runner (3), a guide inclined rod (4) and a mold cavity (5), the material runner (3) is arranged inside the fixed mold (1) and communicated with the mold cavity (5), the guide inclined rod (4) is arranged on two sides of the bottom of the fixed mold (1) and inclines outwards, the movable mold (2) is provided with a guide block (6), a top hole (7), an inner slide block (8), an outer slide block (9), a mold core column (10), a retention block (11) and four groups of slide block groups, each slide block group comprises a front slide block (12) and a rear slide block (13), the guide block (6) is arranged in front of the front side slide block group and behind the rear slide block (13) of the rear side slide block group, the guide block (6) is provided with a guide hole (14), the top hole (7) is arranged below the guide hole (14), guide diagonal bar (4) can pass through connecting hole and apical pore (7) apical grafting, the slider group left and right sides all is equipped with interior slider (8) and outer slider (9), four preceding slider (12) left and right sides all are connected with outer slider (9), four back slider (13) left and right sides all are connected with interior slider (8), all be equipped with a plurality of preceding semicircle die cavity (15) on preceding slider (12), all be equipped with a plurality of back semicircle die cavity (16) on back slider (13), preceding semicircle die cavity (15) can be hugged closely with back semicircle die cavity (16) and form whole circle die cavity, preceding semicircle die cavity (15) and back semicircle die cavity (16) inside all is equipped with thread groove (17), whole circle die cavity center is located in die stem (10), die stem (10) bottom still is equipped with solid position block (11).

2. An injection mould for medical tubes according to claim 1, characterised in that the top of the retention block (11) is adapted to fit snugly against the bottom of the full-round mould cavity.