CN219968700U - Multidirectional demolding mechanism and mold thereof - Google Patents

Abstract

The utility model discloses a multidirectional demolding mechanism and a mold thereof, comprising a main demolding top plate and a lower mold body for mounting the main demolding top plate; the auxiliary demoulding top plates are symmetrically distributed on the left side and the right side of the top surface of the main demoulding top plate; further comprises: the traction sliding blocks are symmetrically attached to the bottom surface of the main demolding top plate in a sliding manner; the left side and the right side of the bottom surface of the main demoulding top plate are fixedly connected to the bottom end of the traction guide rod; the lower die body is arranged at the center of the inner bottom surface of the device body, and the left side and the right side of the inner part of the device body are fixedly connected to the bottom end of the guide sleeve rod. This diversified demoulding mechanism and mould thereof installs last mould body and lower mould body through the device body, sets up simultaneously and releases the adhesion that breaks away from and mould plastics the cavity with the lateral wall of product at the inside vice drawing of patterns roof of lower mould body to drive the product and upwards remove the realization diversified drawing of patterns through the main drawing of patterns roof that upwards moves.

Description

Multidirectional demolding mechanism and mold thereof

Technical Field

The utility model relates to the technical field of mold equipment, in particular to a multidirectional demolding mechanism and a mold thereof.

Background

The mould is used for industrial production, the shape of the material is changed by various methods to obtain a required product tool, injection molding is also included in the production range of the mould, and the material is required to be manually demoulded after being molded in the mould to obtain the required product, so that the subsequent use of the mould is convenient;

publication number CN107042651a discloses a mold release mechanism mounted on the base through a control panel; through the mode, the mold demolding mechanism is simple in structure, is operated by adopting machinery, does not need workers to operate, reduces manpower and improves production efficiency;

however, the above mold has the following problems in the process of demolding in actual use: the push plate die is controlled by the motor to move upwards after injection molding, so that an injection molding product is ejected upwards, but the injection molding finished die is still in a high-temperature state when the injection molding finished die is just molded, so that a product with certain viscosity can be adhered to the die, deformation of the product can be caused by direct ejection, meanwhile, the product is ejected through one-way demolding from bottom to top, the whole stress of the product is difficult to balance, and further, incomplete deformation and incomplete deformation of the product are easy to occur after the product is demolded.

We have therefore proposed a multi-directional stripping mechanism and its die to solve the problems set forth above.

Disclosure of Invention

The utility model aims to provide a multidirectional demolding mechanism and a multidirectional demolding mold thereof, which are used for solving the problems that in the prior art, after injection molding is finished by controlling a push plate mold through a motor, the injection molded product is ejected upwards, but the injection molded product is still in a high-temperature state when the injection molded product is just molded, so that the product with certain viscosity is adhered to the mold, deformation of the product is caused by direct ejection, meanwhile, the demolding ejection is carried out in a single direction from bottom to top, the whole stress of the product is difficult to balance, and defects and deformation of the product are easy to occur after demolding.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multidirectional demolding mechanism and a mold thereof comprise a main demolding top plate and a lower mold body for mounting the main demolding top plate;

the auxiliary demoulding top plates are symmetrically distributed on the left side and the right side of the top surface of the main demoulding top plate, and the outer sides of the auxiliary demoulding top plates on the left side and the right side are fixedly connected to the top ends of the traction ropes;

further comprises:

the traction sliding blocks are symmetrically attached to the bottom surface of the main demolding top plate in a sliding manner, and the traction sliding blocks on the left side and the right side are fixedly connected to the bottom ends of traction pull ropes on the outer side of the auxiliary demolding top plate;

wherein, the bottom left and right sides of the main drawing of patterns roof all fixed connection is in the bottom of traction guide arm.

Preferably, the transverse central axis of the main demolding top plate and the vertical central axes of the auxiliary demolding top plates on the left side and the right side are distributed vertically, the auxiliary demolding top plates on the left side and the right side are symmetrically distributed about the vertical central axis of the main demolding top plate, and the maximum sliding length of the main demolding top plate is larger than that of the auxiliary demolding top plates on the left side and the right side.

Preferably, the bottom surface of the main demolding top plate and the top surfaces of the traction sliding blocks at the left side and the right side are mutually attached and connected in an inclined structure, the traction sliding blocks at the left side and the right side respectively slide inwards in a reverse direction after being pressed, and the sliding of the traction sliding blocks at the left side and the right side drives the auxiliary demolding top plate to slide outwards in a reverse direction through the traction pull rope.

The utility model provides a mould, includes the multidirectional demoulding mechanism of main drawing of patterns roof, vice drawing of patterns roof, traction guide arm and lower mould body, the lower mould body is installed in the inside bottom surface central point department of device body, and the inside left and right sides of device body all fixed connection in the bottom of direction loop bar to the top sliding connection of left and right sides direction loop bar is inside the bottom of direction sleeve.

Preferably, the inside top of device body slides and is provided with the bearing diaphragm, and the bottom surface left and right sides of the left and right sides bearing diaphragm all fixed connection in guide sleeve's top to the inside top of left and right sides guide sleeve slides and is provided with the cushion pad, and through buffer spring interconnect between the inner wall of left and right sides guide sleeve and the cushion pad.

Preferably, the bottom surface central point department fixed mounting who bears the diaphragm has the mould body, and bears the inside left and right sides of diaphragm and all offered the traction guide slot, the inside bottom surface left and right sides of device body all sliding connection in the bottom of propelling movement montant, and the bottom of left and right sides propelling movement montant passes through reset spring to be connected in the inner wall of device body to the equal fixed mounting in the inboard middle part of left and right sides propelling movement montant has the conflict stopper.

Preferably, the cavity of moulding plastics has been seted up to the inside of lower mould body, and the inside below sliding connection of cavity of moulding plastics in the bottom of main drawing of patterns roof to the traction slider of main drawing of patterns roof bottom surface left and right sides slides and sets up in the inside of lower mould body, and the vice drawing of patterns roof of symmetry installation slides and sets up in the inside left and right sides of cavity of moulding plastics, passes through spacing spring interconnect between the vice drawing of patterns roof of the left and right sides and the inner wall of cavity of moulding plastics simultaneously.

Preferably, the outer end sliding connection of the vice drawing of patterns roof of symmetry installation is in the inside cavity of moulding plastics of lower mould body, the traction guide arm of main drawing of patterns roof bottom surface left and right sides slides and sets up in the inside of lower mould body, and the top of traction guide arm of left and right sides all slides and run through in the top surface outside of lower mould body to traction guide arm of left and right sides passes through extension spring to be connected in the inner wall of lower mould body.

Compared with the prior art, the utility model has the beneficial effects that: this diversified demoulding mechanism and mould thereof installs last mould body and lower mould body through the device body, sets up simultaneously and releases the adhesion that breaks away from and mould plastics the cavity with the lateral wall of product at the inside vice drawing of patterns roof of lower mould body to drive the product through the main drawing of patterns roof that upwards moves and upwards remove the realization diversified drawing of patterns, its concrete content is as follows:

1. the main demolding top plate with the inner end fixedly connected is driven to descend by the descending of the traction guide rod to be stored below the injection cavity in the lower mold body, and the traction sliding blocks on the left side and the right side in the lower mold body are extruded by the descending of the main demolding top plate to slide inwards, so that the left side and the right side of the main demolding top plate are stored in the injection cavity through the traction stay rope, and further materials are formed in the injection molding process conveniently;

2. push montant and conflict stopper outside removal, the main drawing of patterns roof that traction guide arm drove the bottom through extension spring upwards moves again, and then vice drawing of patterns roof is through the extension of spacing spring to the inboard removal of cavity of moulding plastics, and then makes vice drawing of patterns roof release the lateral wall of product break away from with the adhesion of cavity of moulding plastics to drive the product upwards through the main drawing of patterns roof of upwards moving and remove the realization diversified drawing of patterns.

Drawings

FIG. 1 is a schematic view of the installation structure of a lower die body of the utility model;

FIG. 2 is a schematic diagram showing a front cross-sectional structure of a lower die body according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is a schematic diagram of the front structure of the lower die body of the present utility model;

FIG. 5 is a schematic view of the connection structure of the bearing cross plate and the push vertical rod of the present utility model;

fig. 6 is a schematic diagram of a push vertical rod installation structure of the present utility model.

In the figure: 1. a main stripper top plate; 2. a lower die body; 3. a secondary stripping top plate; 4. pulling a pull rope; 5. traction slide; 6. traction guide rod; 7. a device body; 8. a guide sleeve rod; 9. a guide sleeve; 10. a bearing cross plate; 11. a buffer pad; 12. a buffer spring; 13. an upper die body; 14. a traction guide groove; 15. pushing the vertical rod; 16. a return spring; 17. a limiting block is abutted against; 18. injection molding the cavity; 19. and a limit spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides the following technical solutions: a multidirectional demolding mechanism and a mold thereof comprise a main demolding top plate 1 and a lower mold body 2 for mounting the main demolding top plate 1; the auxiliary demoulding top plates 3 are symmetrically distributed on the left side and the right side of the top surface of the main demoulding top plate 1, and the outer sides of the auxiliary demoulding top plates 3 on the left side and the right side are fixedly connected to the top ends of the traction ropes 4; the traction sliding blocks 5 are symmetrically attached and slide on the bottom surface of the main demolding top plate 1, and the traction sliding blocks 5 on the left side and the right side are fixedly connected to the bottom ends of traction pull ropes 4 on the outer side of the auxiliary demolding top plate 3; as shown in fig. 2, the main demolding top plate 1 is lowered and stored below the injection cavity 18 in the lower mold body 2, and the lowering of the main demolding top plate 1 extrudes the traction sliding blocks 5 on the left and right sides in the lower mold body 2 to slide inwards, so that the auxiliary demolding top plates 3 on the left and right sides are stored in the injection cavity 18 through the traction pull ropes 4, and further, the molding of materials in the injection molding process is facilitated;

wherein, the left side and the right side of the bottom surface of the main demoulding top plate 1 are fixedly connected with the bottom end of the traction guide rod 6; the bottom surface of the main demolding top plate 1 and the top surfaces of the traction sliding blocks 5 at the left side and the right side are mutually attached and connected in an inclined structure, and the traction sliding blocks 5 at the left side and the right side respectively slide inwards in a state of being in opposite directions after being pressed; as shown in fig. 2-3 and 6, the traction guide rod 6 moves downwards, so as to drive the main demolding top plate 1 fixedly connected to descend, and squeeze the traction sliding blocks 5 on the left side and the right side in the lower mold body 2, and the traction sliding blocks 5 attached to the bottom surface of the main demolding top plate 1 in an inclined manner can slide inwards;

the die comprises a main stripping top plate 1, an auxiliary stripping top plate 3, a traction guide rod 6 and a multidirectional stripping mechanism of a lower die body 2, wherein the lower die body 2 is arranged at the center of the inner bottom surface of a device body 7, the left side and the right side of the inner part of the device body 7 are fixedly connected to the bottom ends of guide sleeve rods 8, and the top ends of the guide sleeve rods 8 on the left side and the right side are slidably connected to the inside of the bottom ends of guide sleeves 9; a bearing transverse plate 10 is arranged above the inside of the device body 7 in a sliding manner, the left side and the right side of the bottom surface of the bearing transverse plate 10 on the left side and the right side are fixedly connected to the top end of the guide sleeve 9, a buffer gasket 11 is arranged above the inside of the guide sleeve 9 on the left side and the right side in a sliding manner, and the inner walls of the guide sleeve 9 on the left side and the right side are connected with the buffer gasket 11 through a buffer spring 12; as shown in fig. 1, the bearing transverse plate 10 drives the upper die body 13 with the bottom surface fixedly connected to descend through the extension and contraction between the guide sleeve rods 8 at the left end and the right end and the guide sleeve 9, and the top end of the guide sleeve rod 8 contacts with the buffer liner 11 in the guide sleeve 9 in the descending process, and reduces the contact impact force under the elastic extension of the buffer spring 12;

an upper die body 13 is fixedly arranged at the center of the bottom surface of the bearing transverse plate 10, traction guide grooves 14 are formed in the left side and the right side of the inside of the bearing transverse plate 10, the left side and the right side of the bottom surface of the inside of the device body 7 are slidably connected to the bottom ends of pushing vertical rods 15, the bottom ends of the pushing vertical rods 15 on the left side and the right side are connected to the inner wall of the device body 7 through reset springs 16, and abutting limiting blocks 17 are fixedly arranged in the middle of the inner sides of the pushing vertical rods 15 on the left side and the right side; as shown in fig. 5, during the descending process of the bearing transverse plate 10, the traction guide grooves 14 on the left side and the right side contact the pushing vertical rods 15 to slide inwards, and the traction guide rods 6 on the top surface of the lower die body 2 are extruded by the abutting limiting blocks 17 on the inner sides of the pushing vertical rods 15 to move downwards;

an injection molding cavity 18 is formed in the lower die body 2, the lower part of the inner part of the injection molding cavity 18 is connected to the bottom end of the main demolding top plate 1 in a sliding manner, traction sliding blocks 5 on the left side and the right side of the bottom surface of the main demolding top plate 1 are arranged in the lower die body 2 in a sliding manner, symmetrically-installed auxiliary demolding top plates 3 are arranged on the left side and the right side of the inner part of the injection molding cavity 18 in a sliding manner, and meanwhile, the auxiliary demolding top plates 3 on the left side and the right side are connected with the inner wall of the injection molding cavity 18 through limiting springs 19; the outer ends of the symmetrically installed auxiliary demolding top plates 3 are slidably connected into an injection molding cavity 18 in the lower mold body 2, traction guide rods 6 on the left side and the right side of the bottom surface of the main demolding top plate 1 are slidably arranged in the lower mold body 2, the top ends of the traction guide rods 6 on the left side and the right side are slidably penetrated outside the top surface of the lower mold body 2, and the traction guide rods 6 on the left side and the right side are connected to the inner wall of the lower mold body 2 through extension springs; as shown in fig. 2, 4 and 6, the extension of the return spring 16 drives the pushing vertical rod 15 and the abutting limiting block 17 to move outwards, so that after the auxiliary demolding top plate 3 and the main demolding top plate 1 in the lower mold body 2 are in an unrestricted position, the traction guide rod 6 drives the main demolding top plate 1 at the bottom end to move upwards again through the extension spring, and then the auxiliary demolding top plate 3 moves towards the inner side of the injection molding cavity 18 through the extension of the limiting spring 19, and further the auxiliary demolding top plate 3 pushes out the side wall of a product to be separated from adhesion with the injection molding cavity 18.

Working principle: before the multi-directional demolding mechanism and the mold thereof are used, the whole condition of the device is required to be checked firstly, normal work can be confirmed, according to the illustration of fig. 1-6, the bearing transverse plate 10 drives the upper mold body 13 fixedly connected with the bottom surface to descend through the expansion and contraction between the guide sleeve rods 8 and the guide sleeves 9 at the left end and the right end, the main demolding top plate 1 fixedly connected with the inner end is driven by the descending of the traction guide rod 6 to descend and is accommodated below the injection molding cavity 18 in the lower mold body 2, and the traction sliding blocks 5 at the left side and the right side in the lower mold body 2 are extruded by the descending of the main demolding top plate 1 to slide inwards, so that the auxiliary demolding top plates 3 at the left side and the right side are accommodated in the injection molding cavity 18 through the traction pull ropes 4, and the materials are molded conveniently in the injection molding process;

the upper die body 13 and the lower die body 2 are separated from each other, the push vertical rod 15 and the collision limiting block 17 are driven to move outwards through the extension of the reset spring 16, the traction guide rod 6 drives the main demolding top plate 1 at the bottom end to move upwards again through the extension spring, the auxiliary demolding top plate 3 moves towards the inner side of the injection molding cavity 18 through the extension of the limiting spring 19, and then the auxiliary demolding top plate 3 pushes the side wall of a product to be separated from the adhesion of the injection molding cavity 18, and the main demolding top plate 1 which moves upwards drives the product to move upwards to realize multidirectional demolding.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. A multidirectional demolding mechanism comprises a main demolding top plate (1) and a lower mold body (2) for mounting the main demolding top plate (1);

the auxiliary demolding top plates (3) are symmetrically distributed on the left side and the right side of the top surface of the main demolding top plate (1), and the outer sides of the auxiliary demolding top plates (3) on the left side and the right side are fixedly connected to the top ends of the traction ropes (4);

characterized by further comprising:

the traction sliding blocks (5) are symmetrically attached and slide on the bottom surface of the main demolding top plate (1), and the traction sliding blocks (5) on the left side and the right side are fixedly connected to the bottom ends of traction pull ropes (4) on the outer side of the auxiliary demolding top plate (3);

wherein, the left side and the right side of the bottom surface of the main demoulding top plate (1) are fixedly connected with the bottom end of the traction guide rod (6).

2. The multi-azimuth stripping mechanism of claim 1, wherein: the horizontal central axis of the main demolding top plate (1) and the vertical central axes of the auxiliary demolding top plates (3) on the left side and the right side are distributed vertically, the auxiliary demolding top plates (3) on the left side and the right side are symmetrically distributed with respect to the vertical central axis of the main demolding top plate (1), and the maximum sliding length of the main demolding top plate (1) is larger than that of the auxiliary demolding top plates (3) on the left side and the right side.

3. A multi-azimuth stripping mechanism as claimed in claim 2, wherein: the bottom surface of the main demolding top plate (1) and the top surfaces of the traction sliding blocks (5) at the left side and the right side are mutually attached and connected in an inclined structure, the traction sliding blocks (5) at the left side and the right side respectively slide inwards in a reverse direction after being pressed, and the sliding of the traction sliding blocks (5) at the left side and the right side drives the auxiliary demolding top plate (3) to slide outwards in a reverse direction through the traction pull rope (4).

4. A mold, characterized in that: the multi-directional demolding mechanism comprises a main demolding top plate (1), an auxiliary demolding top plate (3), a traction guide rod (6) and the lower mold body (2) according to any one of claims 1-3, wherein the lower mold body (2) is arranged at the central position of the inner bottom surface of the device body (7), the left side and the right side of the inner part of the device body (7) are fixedly connected to the bottom end of the guide sleeve rod (8), and the top ends of the guide sleeve rods (8) on the left side and the right side are slidably connected to the bottom end of the guide sleeve (9).

5. A mold according to claim 4, wherein: the device is characterized in that a bearing transverse plate (10) is arranged above the inside of the device body (7) in a sliding manner, the left side and the right side of the bottom surface of the bearing transverse plate (10) on the left side and the right side are fixedly connected to the top end of the guide sleeve (9), a buffer gasket (11) is arranged above the inside of the guide sleeve (9) on the left side and the right side in a sliding manner, and the inner walls of the guide sleeve (9) on the left side and the right side are connected with the buffer gasket (11) through a buffer spring (12).

6. A mold according to claim 5, wherein: the bottom surface central point department fixed mounting who bears diaphragm (10) has last die body (13), and bears the inside left and right sides of diaphragm (10) and all offered and pull guide slot (14), the inside bottom surface left and right sides of device body (7) all sliding connection in the bottom of propelling movement montant (15), and the bottom of left and right sides propelling movement montant (15) is connected in the inner wall of device body (7) through reset spring (16) to the equal fixed mounting in inboard middle part of left and right sides propelling movement montant (15) has conflict stopper (17).

7. A mold according to claim 4, wherein: injection cavity (18) have been seted up to the inside of lower mould body (2), and the inside below sliding connection of cavity (18) of moulding plastics is in the bottom of main drawing of patterns roof (1), and draw slider (5) of main drawing of patterns roof (1) bottom surface left and right sides slip setting in the inside of lower mould body (2), the vice drawing of patterns roof (3) of symmetry installation are slided and are set up in the inside left and right sides of cavity (18) of moulding plastics moreover, pass through spacing spring (19) interconnect between the vice drawing of patterns roof (3) of the left and right sides and the inner wall of cavity (18) of moulding plastics simultaneously.

8. A mold according to claim 4, wherein: the outer end sliding connection of pair drawing of patterns roof (3) of symmetry installation is in cavity of moulding plastics (18) of lower mould body (2) inside, the traction guide arm (6) of main drawing of patterns roof (1) bottom surface left and right sides slide and set up in the inside of lower mould body (2), and the top of traction guide arm (6) of left and right sides all slides and run through in the top surface outside of lower mould body (2) to traction guide arm (6) of left and right sides are connected in the inner wall of lower mould body (2) through extension spring.