CN213860427U

CN213860427U - Injection mold with anti-blocking mechanism

Info

Publication number: CN213860427U
Application number: CN202022210844.2U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Ningbo Botong Plastic Co ltd
Priority date: 2020-10-01
Filing date: 2020-10-01
Publication date: 2021-08-03
Anticipated expiration: 2030-10-01

Abstract

The utility model discloses a take injection mold of anti-sticking dead mechanism, including cover half, movable mould, first ball and second ball, there are first bottom plate and second bottom plate in the left side of cover half and the right side of movable mould fixed mounting respectively, and the blind hole has all been seted up to cover half and movable mould lower extreme, the through-hole has been seted up to the lower extreme of first bottom plate, and the lower extreme fixed mounting of second bottom plate has the fixed block, the lower extreme of first bottom plate and second bottom plate all is provided with the polished rod, and the polished rod passes the center of through-hole and fixed block, the surface of polished rod is provided with first slider and second slider respectively, and the upper end of first slider and second slider all is provided with the base. This take injection mold of anti-sticking dead mechanism, 2 polished rod symmetric distributions make the bracing piece more firm to the support of injection mold in the bottom of cover half and movable mould, and the lower extreme diameter of base is greater than the upper end diameter, can prevent first slider of base roll-off and second slider.

Description

Injection mold with anti-blocking mechanism

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold of taking anti-sticking deadlock structure.

Background

The injection mold is a tool for producing plastic products, has high production speed and high efficiency, can effectively ensure the precision of the manufactured products, has lower difficulty in realizing automatic production, and is commonly used for mass production of products with complicated shapes.

Common injection mold in the existing market, when the mould is opened, because mould self is comparatively heavy, can appear moving down of different degrees, make the relative position between guide pillar and the guide pin bushing take place the deviation, when the mould opens and shuts once more, will appear blocking dead phenomenon, to above-mentioned problem, carry out the innovative design on original injection mold's basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take injection mold of anti-sticking dead mechanism to solve common injection mold on the existing market that proposes in the above-mentioned background art, when the mould is opened, because mould self is comparatively heavy, can appear moving down of not equidimension, make the relative position between guide pillar and the guide pin bushing take place the deviation, when the mould opens and shuts once more, will appear blocking dead problem.

In order to achieve the above object, the present invention provides an injection mold with an anti-seize mechanism, comprising a fixed mold, a movable mold, a first ball and a second ball, wherein the left side of the fixed mold and the right side of the movable mold are respectively and fixedly provided with a first bottom plate and a second bottom plate, the lower ends of the fixed mold and the movable mold are respectively provided with a blind hole, the lower end of the first bottom plate is provided with a through hole, the lower end of the second bottom plate is fixedly provided with a fixed block, the lower ends of the first bottom plate and the second bottom plate are respectively provided with a polish rod, the polish rod passes through the center of the through hole and the fixed block, the outer surface of the polish rod is respectively provided with a first slider and a second slider, the upper ends of the first slider and the second slider are respectively provided with a base, the first ball is arranged between the base and the first slider and the second slider, the upper end of the base is provided with a rotating block, and the upper end of the rotating block is provided with a support rod, and the bracing piece is located the inside of blind hole, the second ball is all inlayed and is installed on the hole surface of second slider and fixed block.

Preferably, the number of the polish rods is 2, and the polish rods are symmetrically distributed about the longitudinal center line of the fixed die.

Preferably, the second sliding block and the inner side of the fixed block are distributed with second balls at equal angles, and the second balls are attached to the polish rod.

Preferably, the diameter of the lower end of the base is larger than that of the upper end of the base, and the base forms a rotating structure with the first sliding block and the second sliding block through the first ball.

Preferably, the shape of the rotating block is hexagonal prism, and the rotating block and the base are of an integrated structure.

Preferably, threaded connection is adopted between the support rod and the blind hole, and the support rod and the rotating block are in welded connection.

Compared with the prior art, the beneficial effects of the utility model are that: the injection mold with the anti-jamming mechanism,

1. 2 polished rods are symmetrically distributed at the bottoms of the fixed die and the movable die, so that the supporting rod can support the injection die more stably, and the diameter of the lower end of the base is larger than that of the upper end of the base, so that the base can be prevented from sliding out of the first sliding block and the second sliding block;

2. the sliding friction between the second sliding block and the polished rod and the sliding friction between the fixed block and the polished rod are changed into rolling friction by the second balls distributed at equal angles on the inner sides of the second sliding block and the fixed block, so that the sliding of the second sliding block and the second bottom plate on the polished rod is facilitated, and the opening and closing of the injection mold are easier;

3. all be provided with first ball between base and first slider and the second slider, be favorable to the rotation of base, and the shape utilizes hexagonal spanner can easily rotate for hexagonal prismatic rotatory piece to drive the bracing piece at the blind hole internal rotation, it is more convenient to make the support work to the injection mould become.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 1 according to the present invention;

fig. 4 is a schematic top view of the first slider and the support rod of the present invention;

FIG. 5 is a left side view structural diagram of the fixing block of the present invention;

FIG. 6 is a schematic view of a partial enlarged structure at B of FIG. 1 according to the present invention;

fig. 7 is a left side view structural diagram of the second slider of the present invention.

In the figure: 1. fixing a mold; 2. moving the mold; 3. a first base plate; 4. a second base plate; 5. blind holes; 6. a through hole; 7. a fixed block; 8. a polish rod; 9. a first slider; 10. a second slider; 11. a base; 12. a first ball bearing; 13. rotating the block; 14. a support bar; 15. a second ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an injection mold with an anti-seize mechanism comprises a fixed mold 1, a movable mold 2, a first ball 12 and a second ball 15, wherein a first bottom plate 3 and a second bottom plate 4 are respectively fixedly installed on the left side of the fixed mold 1 and the right side of the movable mold 2, blind holes 5 are respectively formed at the lower ends of the fixed mold 1 and the movable mold 2, a through hole 6 is formed at the lower end of the first bottom plate 3, a fixed block 7 is fixedly installed at the lower end of the second bottom plate 4, polish rods 8 are respectively arranged at the lower ends of the first bottom plate 3 and the second bottom plate 4, the polish rods 8 penetrate through the centers of the through holes 6 and the fixed blocks 7, a first slide block 9 and a second slide block 10 are respectively arranged on the outer surface of each polish rod 8, a base 11 is respectively arranged at the upper ends of the first slide block 9 and the second slide block 10, the first ball 12 is arranged between the base 11 and the first slide block 9 and the second slide block 10, a rotating block 13 is installed at the upper end of the base 11, and a support rod 14 is installed at the upper end of the rotating block 13, and the support rod 14 is positioned inside the blind hole 5, and the inner hole surfaces of the second sliding block 10 and the fixed block 7 are respectively provided with a second ball 15 in an embedded mode.

The number of polished rod 8 is provided with 2, and polished rod 8 is around the vertical centerline symmetric distribution of

cover half

1, and 2 polished rod 8 symmetric distribution make the support of bracing piece 14 to the injection mould more firm in the bottom of cover half 1 and movable mould 2.

The second ball 15 is distributed on the inner sides of the second sliding block 10 and the fixed block 7 at equal angles, and the second ball 15 is connected with the polish rod 8 in a fitting manner, so that the second sliding block 10 can slide on the polish rod 8, and the injection mold can be opened and closed more easily.

The lower extreme diameter of base 11 is greater than the upper end diameter, and base 11 all constitutes revolution mechanic through between first ball 12 and first slider 9 and the second slider 10, is favorable to base 11's rotation, can prevent base 11 roll-off first slider 9 and second slider 10 simultaneously.

The shape of the rotating block 13 is hexagonal prism, and the rotating block 13 and the base 11 are integrated, so that the rotating block 13 can be easily rotated by using a hexagonal wrench, and the rotating block 13 and the base 11 can be rotated more conveniently.

Threaded connection is used between the support rod 14 and the blind hole 5, the support rod 14 and the rotating block 13 are connected in a welding mode, the rotating block 13 is rotated to drive the support rod 14 to rotate in the blind hole 5, supporting work of the injection mold can be easily completed, and supporting work of the injection mold is simplified.

The working principle is as follows: according to fig. 1, 4 and 6, firstly, the support rod 14 at the upper ends of the first slider 9 and the second slider 10 is aligned with the blind hole 5 formed below the fixed die 1 and the movable die 2 in sequence, the rotating block 13 is rotated by using a hexagonal wrench, the rotating block 13 drives the base 11 and the support rod 14 to rotate, so that the support rod 14 is screwed into the blind hole 5, then the polished rod 8 is manually inserted through the through hole 6 formed at the lower end of the first bottom plate 3, then the polished rod 8 is inserted through the first slider 9 and the second slider 10 in sequence, and finally the polished rod 8 is inserted through the fixed block 7 fixedly mounted at the lower end of the second bottom plate 4, so that the mounting work of the polished rod 8, the first slider 9 and the second slider 10 is completed, so that the supporting work of the injection mold is completed, and the first ball 12 is arranged between the base 11 and the first slider 9 and the second slider 10, so that the rotation of the base;

according to the figures 1-3, 5 and 7, when the injection mold is opened, the external device drives the second bottom plate 4 to move away from the fixed mold 1, so as to drive the movable mold 2 to move away from the fixed mold 1, and further drive the second slider 10 and the support rod 14 to move away from the fixed mold 1, at this time, the second balls 15 mounted on the inner hole surfaces of the second slider 10 and the fixed block 7 are embedded, so that the sliding friction between the second slider 10 and the fixed block 7 and the polish rod 8 is changed into rolling friction, so that the second slider 10 and the second bottom plate 4 slide on the polish rod 8 more easily, so that the heavier injection mold can be opened and closed more easily, and the 2 polish rods 8 are symmetrically distributed at the bottoms of the fixed mold 1 and the movable mold 2, so that the support of the support rod 14 on the injection mold is more stable, thereby effectively avoiding the blocking phenomenon caused by the mold sinking, the above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.

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

Claims

1. The utility model provides a take injection mold of anti-sticking mechanism, includes cover half (1), movable mould (2), first ball (12) and second ball (15), its characterized in that: a first bottom plate (3) and a second bottom plate (4) are respectively and fixedly installed on the left side of the fixed die (1) and the right side of the movable die (2), blind holes (5) are respectively formed in the lower ends of the fixed die (1) and the movable die (2), a through hole (6) is formed in the lower end of the first bottom plate (3), a fixed block (7) is fixedly installed at the lower end of the second bottom plate (4), polished rods (8) are respectively arranged at the lower ends of the first bottom plate (3) and the second bottom plate (4), the polished rods (8) penetrate through the centers of the through hole (6) and the fixed block (7), a first sliding block (9) and a second sliding block (10) are respectively arranged on the outer surface of each polished rod (8), a base (11) is arranged at the upper ends of the first sliding block (9) and the second sliding block (10), and first balls (12) are respectively arranged between the base (11) and the first sliding block (9) and the second sliding block (10), rotatory piece (13) are installed to the upper end of base (11), and the upper end of rotatory piece (13) installs bracing piece (14) to bracing piece (14) are located the inside of blind hole (5), second ball (15) are all inlayed and installed to the hole surface of second slider (10) and fixed block (7).

2. The injection mold with the anti-jamming mechanism according to claim 1, characterized in that: the number of the polish rods (8) is 2, and the polish rods (8) are symmetrically distributed around the longitudinal center line of the fixed die (1).

3. The injection mold with the anti-jamming mechanism according to claim 1, characterized in that: and second balls (15) are distributed at equal angles on the inner sides of the second sliding block (10) and the fixed block (7), and the second balls (15) are attached to the polish rod (8).

4. The injection mold with the anti-jamming mechanism according to claim 1, characterized in that: the diameter of the lower end of the base (11) is larger than that of the upper end of the base, and the base (11) forms a rotating structure with the first sliding block (9) and the second sliding block (10) through the first ball (12).

5. The injection mold with the anti-jamming mechanism according to claim 1, characterized in that: the shape of the rotating block (13) is a hexagonal prism, and the rotating block (13) and the base (11) are of an integrated structure.

6. The injection mold with the anti-jamming mechanism according to claim 1, characterized in that: the support rod (14) is in threaded connection with the blind hole (5), and the support rod (14) is in welded connection with the rotating block (13).