CN220075389U

CN220075389U - Injection mold with annular structure demolding mechanism

Info

Publication number: CN220075389U
Application number: CN202321080595.7U
Authority: CN
Inventors: 陈振南
Original assignee: Kunshan Research Development Co ltd
Current assignee: Kunshan Research Development Co ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-11-24
Anticipated expiration: 2033-05-08

Abstract

The utility model relates to the technical field of injection molds, in particular to an injection mold with an annular structure mold stripping mechanism, which comprises a fixed mold for injection molding, a movable mold arranged at the top end of the fixed mold and an annular mold stripping mechanism arranged at the top end of the fixed mold, wherein a cavity is formed in the fixed mold, hack levers are fixedly arranged at positions close to two sides of the inner bottom of the fixed mold, sliding grooves are formed in the front surface and the rear surface of the hack levers, and connecting rods are arranged at positions close to the top in the hack levers. The annular demolding mechanism is arranged, and the connecting rod, the upper pull rod, the lower pull rod and the connecting rod are arranged, so that the demolding operation on a product can be completed by utilizing the space and power of the upper demolding and the lower demolding of the fixed mold and the movable mold when the device is used, and the device is free from using extra power when being used, so that the device is more environment-friendly, the processing cost can be saved, the practicability of the device is improved, and the use requirement of a user is met.

Description

Injection mold with annular structure demolding mechanism

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold with an annular structure demolding mechanism.

Background

Injection molding is also called injection molding, and is a molding method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple patterns, various shapes, large size, accurate product size, easy updating of the product, and capability of forming parts with complex shapes, and is suitable for the field of mass production, products with complex shapes and other molding processing.

The comparison document "an injection mold with annular structure demolding mechanism", patent number (CN 218749071U), through adopting annular demolding structure, after using movable mould and cover half to carry out moulding plastics to annular article, use a pair of electric putter to drive the movable mould upwards and remove away from the injection molding, because through a pair of image spring coupling between movable mould and the connecting plate, thereby drive the connecting plate upwards to remove and keep away from the injection molding, movable mould and connecting plate all keep away from the injection molding this moment, under the spacing effect of a pair of mounting panel, the connecting plate can not drop owing to the removal of movable mould, a pair of ejector pins in the use ejecting subassembly are ejecting annular injection molding behind movable mould and the connecting plate all keeping away from the injection molding, it is ejecting more easily. However, when the injection mold with the annular structure demolding mechanism is used, extra kinetic energy is needed to eject the product, so that the injection mold is not environment-friendly, the production cost is increased, inconvenience is brought to a user, and the use requirement of the user cannot be met.

Disclosure of Invention

The utility model aims to provide an injection mold with an annular structure demolding mechanism, so as to solve the problems that in the prior art, the injection mold with the annular structure demolding mechanism can eject a product only by additional kinetic energy, is environment-friendly, and is inconvenient for a user and cannot meet the use requirement of the user.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an injection mold with annular structure demolding mechanism, includes the cover half that is used for injection moulding, sets up the movable mould on cover half top and sets up the annular demolding mechanism on cover half top, the cavity has been seted up to the inside of cover half, the bottom all is fixed to be provided with the hack lever near both sides position in the cover half, the spout has all been seted up to the front and back surface of hack lever, the position is provided with the connecting rod near the top in the hack lever, the connecting rod top all is fixed to be provided with the demolding push rod near both sides position, the top of demolding push rod runs through the cover half and extends to in the annular demolding mechanism, the outside of cover half is all extended to at the both ends of connecting rod, the connecting sleeve is all overlapped to the both ends position of connecting rod, the top of connecting sleeve is fixed to be provided with the pull rod down, the both sides of movable mould all are fixed to be provided with the pull rod.

Further, guide sleeves are fixedly arranged at the positions close to four corners of the top of the fixed die, guide rods are fixedly arranged at the positions close to four corners of the bottom of the movable die, and the guide sleeves and the guide rods are designed to be vertically corresponding to each other.

Further, locking plates are fixedly arranged on the front surface and the rear surface of the fixed die and the rear surface of the movable die and are close to two sides, and locking grooves are formed in the tops of the locking plates.

Further, the top of hack lever is fixedly connected with the top in the cover half, and the hack lever adopts U-shaped design.

Further, the sliding blocks are fixedly connected to the positions, close to the two sides, of the front surface and the rear surface of the connecting rod, and one sides, opposite to the other sides, of the two sliding blocks extend into the sliding groove and are in sliding connection with the sliding groove.

Further, the bottom end fixing of slider is provided with supporting spring, and supporting spring's bottom and the inner wall fixed connection of spout.

Further, both sides of the upper pull rod are contacted with the lower pull rod, and the upper pull rod is made of elastic rubber materials.

Further, a movable groove is formed in one side, close to the fixed die, of the lower pull rod, and one side, opposite to the upper pull rod, of the lower pull rod extends to the inner parts of the two movable grooves respectively and is in contact with the inner wall of the movable grooves.

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

this injection mold with annular structure demolding mechanism, this case adopts annular demolding mechanism to set up, through setting up connecting rod, upper pull rod, lower pull rod and connecting rod for this device when using, can utilize the space and the power of drawing of patterns from top to bottom of cover half and movable mould to accomplish the demolding operation to the product, make this device when using, need not to use extra power, not only make this device more environmental protection, can also save processing cost, improved the practicality of this device, satisfied user's user demand.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the structure of the present utility model;

FIG. 3 is an enlarged schematic view of a portion of FIG. 2A;

FIG. 4 is a schematic view of the pull-up rod of the present utility model

Fig. 5 is a schematic view of the chute of the present utility model.

In the figure: 1. a fixed mold; 2. a movable mold; 3. an annular demolding mechanism; 4. a movable groove; 5. a hack lever; 6. a chute; 7. a connecting rod; 8. a push rod for demolding; 9. a pull-down rod; 10. a pull rod; 11. a lock plate; 12. a slide block; 13. a support spring; 14. and (5) connecting the sleeve.

Detailed Description

The utility model will now be further described by way of specific examples with reference to the accompanying drawings, which are given by way of illustration only and not by way of limitation.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an injection mold with annular structure demolding mechanism, including the cover half 1 that is used for injection moulding, set up the movable mould 2 on cover half 1 top and set up the annular demolding mechanism 3 on cover half 1 top, the cavity has been seted up to the inside of cover half 1, the bottom all is fixed in the cover half 1 lean on both sides position and is provided with hack lever 5, spout 6 has all been seted up on the front and back surface of hack lever 5, the rest top position in hack lever 5 is provided with connecting rod 7, the top of connecting rod 7 top all is fixed and is provided with demolding push rod 8 lean on both sides position, the top of demolding push rod 8 runs through cover half 1 and extends to in the annular demolding mechanism 3, the both ends of connecting rod 7 all extend to the outside of cover half 1, the both ends position all overlaps of connecting rod 7 is equipped with adapter sleeve 14, the top of adapter sleeve 14 is fixed and is provided with pull rod 9 down, the both sides of movable mould 2 all are fixed and are provided with pull rod 10.

The fixed die 1 is used for injection molding and shaping, the movable die 2 can be used for closing the dies, a gap is not reserved between the upper die and the lower die, the annular demolding mechanism 3 can be used for demolding annular objects, the movable groove 4 is convenient for moving the upper pull rod 10, the frame rod 5 can erect the connecting rod 7, the sliding groove 6 can provide sliding space for the sliding block 12, the connecting rod 7 can slide up and down, the demolding push rod 8 can push out a product of the annular demolding mechanism 3 outwards, the discharging effect is achieved, the connecting sleeve 14 is used for connecting the lower pull rod 9, the lower pull rod 9 can drive the driving connecting rod 7 to move, the upper pull rod 10 can drive the lower pull rod 9 to move, and the demolding push rod 8 is driven to push the product out of the annular demolding mechanism 3 through the mutual cooperation of the upper pull rod 10, the lower pull rod 9 and the connecting rod 7.

Furthermore, guide sleeves are fixedly arranged at the positions close to four corners of the top of the fixed die 1, guide rods are fixedly arranged at the positions close to four corners of the bottom of the movable die 2, the guide sleeves and the guide rods are designed to be vertically corresponding to each other, and the guide sleeves and the guide rods are matched with each other to play a role in positioning, so that the two modules cannot deviate.

Furthermore, lock plates 11 are fixedly arranged on the front surface and the rear surface of the fixed die 1 and the movable die 2 near the two sides, lock grooves are formed in the tops of the lock plates 11, and the lock plates 11 and the lock grooves are matched, so that a user can lock and limit the fixed die 1 and the movable die 2 conveniently.

Further, the top end of the hack lever 5 is fixedly connected with the top in the fixed mold 1, the hack lever 5 adopts a U-shaped design, and the hack lever 5 is used for erecting the connecting rod 7.

Further, the sliding blocks 12 are fixedly connected to the front and rear surfaces of the connecting rod 7 at two sides, and two opposite sides of the sliding blocks 12 extend into the sliding groove 6 and are slidably connected with the sliding groove 6, wherein the sliding blocks 12 and the sliding groove 6 are matched to enable the connecting rod 7 to slide.

Further, the bottom end of the sliding block 12 is fixedly provided with a supporting spring 13, the bottom of the supporting spring 13 is fixedly connected with the inner wall of the sliding groove 6, and the supporting spring 13 can support the sliding block 12, so that the sliding block 12 is elastically connected with the sliding block and can absorb energy, and impact force received by the sliding block 12 during sliding is reduced.

Further, both sides of the upper pull rod 10 are contacted with the lower pull rod 9, the upper pull rod 10 is made of elastic rubber, wherein the upper pull rod 10 is made of rubber, so that the upper pull rod 10 has elasticity, can be moved out from the lower pull rod 9 at any time, and is free from limit.

Further, a movable groove 4 is provided on one side of the lower tie rod 9 near the fixed mold 1, and opposite sides of the two upper tie rods 10 extend into the two movable grooves 4 and contact with the inner wall of the movable groove 4, wherein the movable groove 4 can leave a movable space for the upper tie rods 10, so that the upper tie rods 10 can slide upwards or downwards.

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

1. Injection mold with annular structure demolding mechanism, including cover half (1) that is used for injection moulding, set up movable mould (2) on cover half (1) top and set up annular demolding mechanism (3) on cover half (1) top, its characterized in that: the inside of cover half (1) has been seted up the cavity, the bottom all is fixed in the cover half (1) near both sides position is provided with hack lever (5), spout (6) have all been seted up to the front and back surface of hack lever (5), the top position of leaning on in hack lever (5) is provided with connecting rod (7), the top of connecting rod (7) is all fixed in both sides position and is provided with demolding push rod (8), the top of demolding push rod (8) runs through cover half (1) and extends to in annular demolding mechanism (3), the outside of cover half (1) is all extended to the both ends of connecting rod (7), the cover is equipped with adapter sleeve (14) near both ends position of connecting rod (7), the top of adapter sleeve (14) is fixed and is provided with pull rod (9) down, the both sides of movable mould (2) are all fixed and are provided with pull rod (10).

2. An injection mold provided with a ring-shaped structure ejector mechanism as claimed in claim 1, wherein: guide sleeves are fixedly arranged at the positions close to four corners of the top of the fixed die (1), guide rods are fixedly arranged at the positions close to four corners of the bottom of the movable die (2), and the guide sleeves and the guide rods are designed to be vertically corresponding to each other.

3. An injection mold provided with a ring-shaped structure ejector mechanism as claimed in claim 1, wherein: the fixed die (1) and the movable die (2) are fixedly provided with locking plates (11) at two side positions near the front and rear surfaces, and locking grooves are formed in the tops of the locking plates (11).

4. An injection mold provided with a ring-shaped structure ejector mechanism as claimed in claim 1, wherein: the top of the hack lever (5) is fixedly connected with the top in the fixed die (1), and the hack lever (5) adopts a U-shaped design.

5. An injection mold provided with a ring-shaped structure ejector mechanism as claimed in claim 1, wherein: the sliding blocks (12) are fixedly connected to the positions, close to the two sides, of the front surface and the rear surface of the connecting rod (7), and one sides, opposite to the two sliding blocks (12), of the sliding blocks extend into the sliding groove (6) and are in sliding connection with the sliding groove (6).

6. An injection mold provided with a ring-shaped structure ejector mechanism according to claim 5, wherein: the bottom end of the sliding block (12) is fixedly provided with a supporting spring (13), and the bottom of the supporting spring (13) is fixedly connected with the inner wall of the sliding groove (6).

7. An injection mold provided with a ring-shaped structure ejector mechanism as claimed in claim 1, wherein: both sides of the upper pull rod (10) are contacted with the lower pull rod (9), and the upper pull rod (10) is made of elastic rubber materials.

8. An injection mold provided with a ring-shaped structure ejector mechanism as claimed in claim 1, wherein: the movable groove (4) is formed in one side, close to the fixed die (1), of the lower pull rod (9), and one side, opposite to the other side, of the two upper pull rods (10) extends to the inner parts of the two movable grooves (4) respectively and is in contact with the inner walls of the movable grooves (4).