CN220517452U

CN220517452U - Injection mold convenient to take out injection molding

Info

Publication number: CN220517452U
Application number: CN202321838616.7U
Authority: CN
Inventors: 吴见
Original assignee: Shenzhen Ganghongxin Electronic Co ltd
Current assignee: Shenzhen Ganghongxin Electronic Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-02-23
Anticipated expiration: 2033-07-13

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to an injection mold convenient for taking out an injection molding part, which comprises a frame, wherein a supporting frame is welded on the frame, a lower mold is welded on the supporting frame, an upper mold is contacted on the lower mold, a discharging mechanism is arranged on the lower mold, an exhaust mechanism is arranged in the upper mold, a cylinder is fixedly arranged on the frame, a cylinder rod of the cylinder is in sliding connection with the frame, a connecting sleeve is in sliding connection with the outer side of the cylinder rod, and the connecting sleeve is welded with the upper mold. According to the utility model, through arranging the structures of the connecting rod, the connecting plate, the ejector rod, the top plate, the baffle ring, the spring and the like, the connecting rod is driven to move through the movement of the upper die, so that the connecting plate ejects the ejector rod through the spring, the top plate automatically ejects an injection molding piece, the ejection is more convenient, and the ejection force is stronger.

Description

Injection mold convenient to take out injection molding

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold convenient for taking out an injection molding part.

Background

The utility model patent with the publication number of CN218139544U discloses an injection molding die convenient for taking out an injection molding part, which comprises a lower die, wherein an injection molding groove is formed in the top of the interior of the lower die, a storage groove is formed in the bottom of the interior of the injection molding groove, an upper die is sleeved on the top of the interior of the injection molding groove, an injection molding pipe is arranged at the top of the upper die, extrusion plates are arranged at two ends of the upper die, a cavity is formed in the bottom of the interior of the lower die, and flow guide pipes are arranged on two sides of the top of the interior of the cavity in a sliding manner; when the device is accomplished through moulding plastics the product, at first with the inside cooling water that lets in of inlet tube, carry to the inside of honeycomb duct through the rubber hose, carry the inside of cooling hollow slab through the honeycomb duct again, the cooling hollow slab carries out rapid cooling to the product with the product contact of moulding plastics, absorbs the inside of thermal water through another group honeycomb duct, rubber hose and inlet tube discharge lower mould, shortens cooling time, improves work efficiency. But the device is when taking off the material, only carries out ejecting to the injection molding through spring elasticity effect, injection molding and mould side in close contact, and spring elasticity can not be with ejecting of injection molding, simultaneously, the die cavity exists the air, and during the injection molding, the air in the die cavity can influence the injection molding quality. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide an injection mold convenient for taking out an injection molding piece, which solves the problems that the injection molding piece is ejected only through the elastic action of a spring when the injection mold is used for stripping, the injection molding piece is tightly contacted with the side surface of the mold, the injection molding piece can not be ejected by the elastic force of the spring, and the quality of the injection molding piece can be influenced by the air in a mold cavity when the injection molding is carried out.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an injection mold convenient to take out injection molding, includes the frame, the welding has the carriage on the frame, the welding has the lower mould on the carriage, the contact has last mould on the lower mould, be provided with discharge mechanism on the lower mould, be provided with exhaust mechanism in the last mould, fixed mounting has the cylinder on the frame, the cylinder pole and the frame sliding connection of cylinder, the outside sliding connection of cylinder pole has the adapter sleeve, adapter sleeve and last mould welding.

Preferably, the limiting pin is connected in a sliding manner in the connecting sleeve, and the limiting pin and the cylinder rod are connected through threads. And the connecting sleeve is connected with the cylinder rod by arranging a limiting pin.

Preferably, the discharging mechanism comprises a connecting rod, a connecting plate, a top rod, a top plate, a baffle ring and a spring, wherein the connecting rod is welded on the upper die, the connecting rod is connected with the lower die in a sliding mode, the connecting rod is welded with the connecting plate, the top rod is connected with the lower die in a sliding mode, the top plate is welded on the top rod, the top plate is connected with the lower die in a sliding mode, the baffle ring is fixedly sleeved on the outer side of the top rod, and the spring is arranged on the outer side of the top rod. The connecting rod is driven to move through the upper die moving, so that the connecting plate jacks up the ejector rod through the spring, the top plate automatically ejects the injection molding piece, the ejection is more convenient, and the ejection force is stronger.

Preferably, one end of the spring is in contact with the connecting plate, and the other end of the spring is welded with the baffle ring. By arranging the spring, the baffle ring is elastically jacked.

Preferably, a sliding groove is formed in the supporting frame, and the sliding groove is in sliding connection with the connecting plate. Through setting up the spout, to even the board direction.

Preferably, the exhaust mechanism comprises a hanging rod, a baffle, a sealing plate and exhaust holes, the hanging rod is connected with the upper die in a sliding mode, the baffle is welded on the hanging rod, the baffle is in contact with the upper die, the sealing plate is welded on the hanging rod, a plurality of exhaust holes are formed in the upper die, and a plurality of exhaust holes are distributed on the upper die in an annular array mode. Through the setting of exhaust hole for the air in the die cavity is convenient for discharge, improves injection molding shaping quality, supports the closing plate through the jib, is full of the liquid of moulding plastics in the die cavity after, can seal the exhaust hole through the closing plate, avoids the liquid of moulding plastics to get into in the exhaust hole, leads to exhaust hole jam.

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

1. according to the utility model, through arranging the structures of the connecting rod, the connecting plate, the ejector rod, the top plate, the baffle ring, the spring and the like, the connecting rod is driven to move through the movement of the upper die, so that the connecting plate ejects the ejector rod through the spring, the top plate automatically ejects an injection molding piece, the ejection is more convenient, and the ejection force is stronger.

2. According to the utility model, through the structures such as the hanging rod, the baffle plate, the sealing plate and the exhaust hole, the air in the die cavity is convenient to exhaust through the arrangement of the exhaust hole, the molding quality of the injection molding piece is improved, the sealing plate is supported by the hanging rod, after the die cavity is filled with injection molding liquid, the exhaust hole can be sealed by the sealing plate, and the injection molding liquid is prevented from entering the exhaust hole to cause the blockage of the exhaust hole.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

fig. 4 is an enlarged view of the utility model at B in fig. 2.

In the figure: 1. a frame; 2. a support frame; 3. a lower die; 4. an upper die; 5. a discharging mechanism; 6. an exhaust mechanism; 7. a cylinder; 8. connecting sleeves; 9. a limiting pin; 51. a connecting rod; 52. a connecting plate; 53. a push rod; 54. a top plate; 55. a baffle ring; 56. a spring; 57. a chute; 61. a boom; 62. a baffle; 63. a sealing plate; 64. and an exhaust hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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, 2, 3 and 4, an injection mold convenient for taking out an injection molding part comprises a frame 1, wherein a supporting frame 2 is welded on the frame 1, a lower die 3 is welded on the supporting frame 2, an upper die 4 is contacted on the lower die 3, a discharging mechanism 5 is arranged on the lower die 3, an exhaust mechanism 6 is arranged in the upper die 4, a cylinder 7 is fixedly arranged on the frame 1, a cylinder rod of the cylinder 7 is in sliding connection with the frame 1, a connecting sleeve 8 is in sliding connection with the outer side of the cylinder rod, the connecting sleeve 8 is welded with the upper die 4, a limiting pin 9 is in sliding connection with the connecting sleeve 8, and the limiting pin 9 is in threaded connection with the cylinder rod through the limiting pin 9.

Referring to fig. 2, the discharging mechanism 5 includes a connecting rod 51, a connecting plate 52, a push rod 53, a top plate 54, a baffle ring 55 and a spring 56, wherein the connecting rod 51 is welded on the upper die 4, the connecting rod 51 is slidably connected with the lower die 3, the connecting plate 52 is welded on the connecting rod 51, a sliding groove 57 is formed in the supporting frame 2, the connecting plate 52 is slidably connected with the connecting plate 52 in the sliding groove 57, the connecting plate 52 is guided by the sliding groove 57, the push rod 53 is slidably connected with the lower die 3, the top plate 54 is welded on the push rod 53, the top plate 54 is slidably connected with the lower die 3, the baffle ring 55 is fixedly sleeved on the outer side of the push rod 53, the spring 56 is arranged on the outer side of the push rod 53, one end of the spring 56 is in contact with the connecting plate 52, the other end of the spring 56 is welded with the baffle ring 55, the baffle ring 55 is elastically pushed up by the spring 56, the upper die 4 moves to drive the connecting rod 51 to move, the connecting plate 52 pushes the push rod 53 up by the spring 56, and the push rod 54 up the push rod 53, so that the push rod 54 is automatically pushed out, the injection molded part is pushed out more conveniently, and the ejection force is stronger.

Referring to fig. 3, the exhaust mechanism 6 includes a boom 61, a baffle 62, a sealing plate 63, and an exhaust hole 64, the boom 61 is slidably connected to the upper mold 4, the baffle 62 is welded to the boom 61, the baffle 62 is in contact with the upper mold 4, the sealing plate 63 is welded to the boom 61, the upper mold 4 is provided with a plurality of exhaust holes 64, the plurality of exhaust holes 64 are distributed on the upper mold 4 in a ring-shaped array, and the exhaust holes 64 are arranged to facilitate the exhaust of air in the mold cavity, improve the molding quality of the injection molding piece, support the sealing plate 63 by the boom 61, and seal the exhaust holes 64 by the sealing plate 63 after the mold cavity is filled with the injection molding liquid, thereby preventing the injection molding liquid from entering the exhaust holes 64 and blocking the exhaust holes 64.

The specific implementation process of the utility model is as follows: during the use, get into the injection molding liquid in to the die cavity through the mouth of moulding plastics, exhaust in the exhaust hole 64, when injection molding liquid and closing plate 63 contact, make closing plate 63 rise, and then make closing plate 63 slide and get into in the mould 4, carry out shutoff to exhaust hole 64, set up through exhaust hole 64, make the air in the die cavity be convenient for discharge, improve injection molding shaping quality, support closing plate 63 through jib 61, after being full of injection molding liquid in the die cavity, can seal exhaust hole 64 through closing plate 63, avoid injection molding liquid to get into in the exhaust hole 64, lead to exhaust hole 64 to block up, after injection molding cooling shaping, start cylinder 7, cylinder 7 drive upper mould 4 rise and lower mould 3 break away from, upper mould 4 drives connecting rod 51 and removes, connecting rod 51 drives link plate 52 and removes, link plate 52 drives the baffle 55 through spring 56 and removes, the ejector pin 53 drives roof 54 and removes, and make roof 54 follow lower mould 3 internal ejection, through last mould 4 removes and drives connecting rod 51 and removes, and then make even link plate 52 and make ejector plate 53 more ejector out the ejector plate 54 through the spring, and make the ejector plate 54 more convenient.

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 convenient to take out injection molding, including frame (1), its characterized in that: the novel plastic welding machine is characterized in that a supporting frame (2) is welded on the frame (1), a lower die (3) is welded on the supporting frame (2), an upper die (4) is contacted on the lower die (3), a discharging mechanism (5) is arranged on the lower die (3), an exhaust mechanism (6) is arranged in the upper die (4), a cylinder (7) is fixedly installed on the frame (1), a cylinder rod of the cylinder (7) is in sliding connection with the frame (1), a connecting sleeve (8) is in sliding connection with the outer side of the cylinder rod, and the connecting sleeve (8) is welded with the upper die (4).

2. An injection mold for facilitating removal of an injection molded article according to claim 1, wherein: and the connecting sleeve (8) is connected with a limiting pin (9) in a sliding manner, and the limiting pin (9) is connected with the cylinder rod through threads.

3. An injection mold for facilitating removal of an injection molded article according to claim 1, wherein: the discharging mechanism (5) comprises a connecting rod (51), a connecting plate (52), a top rod (53), a top plate (54), a baffle ring (55) and a spring (56), wherein the connecting rod (51) is welded on the upper die (4), the connecting rod (51) and the lower die (3) are in sliding connection, the connecting plate (52) is welded on the connecting rod (51), the top rod (53) is connected with the lower die (3) in a sliding manner, the top plate (54) is welded on the top rod (53), the top plate (54) is connected with the lower die (3) in a sliding manner, the baffle ring (55) is fixedly sleeved on the outer side of the top rod (53), and the spring (56) is arranged on the outer side of the top rod (53).

4. An injection mold for facilitating removal of an injection molded article according to claim 3, wherein: one end of the spring (56) is in contact with the connecting plate (52), and the other end of the spring (56) is welded with the baffle ring (55).

5. An injection mold for facilitating removal of an injection molded article according to claim 1, wherein: a sliding groove (57) is formed in the supporting frame (2), and the sliding groove (57) is in sliding connection with the connecting plate (52).

6. An injection mold for facilitating removal of an injection molded article according to claim 1, wherein: the exhaust mechanism (6) comprises a hanging rod (61), a baffle (62), a sealing plate (63) and exhaust holes (64), the hanging rod (61) is connected in the upper die (4) in a sliding mode, the baffle (62) is welded on the hanging rod (61), the baffle (62) is in contact with the upper die (4), the sealing plate (63) is welded on the hanging rod (61), a plurality of exhaust holes (64) are formed in the upper die (4), and a plurality of exhaust holes (64) are distributed on the upper die (4) in an annular array mode.