CN211363218U

CN211363218U - Large-scale inserts vacuum positioning die system of moulding plastics

Info

Publication number: CN211363218U
Application number: CN201921730500.5U
Authority: CN
Inventors: 邓钦文
Original assignee: Guangzhou Yishi Plastic Cement Hardware Mould Co ltd
Current assignee: Guangzhou Yishi Plastic Cement Hardware Mould Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-08-28
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a large-scale inserts vacuum positioning die system of moulding plastics, including the lower mould fixed plate, the upper end of lower mould fixed plate is provided with the die carrier, the outside that the upper end of lower mould fixed plate is close to the die carrier is provided with the guide pillar, the outside upper end of guide pillar is provided with an upper fixing plate, an upper fixing plate's upper end surface is hollowed and is provided with the hole of moulding plastics, be provided with horizontal bubble appearance around the lower mould fixed plate, the inside of lower mould fixed plate is run through and is provided with adjustment mechanism, the both sides that are close to the guide pillar between lower mould fixed plate and the upper fixing plate. A large-scale inserts vacuum positioning die system of moulding plastics, avoid the mould slope to lead to dislocation when the compound die, avoid the unable normal compound die of mould, can make the compound die tighter, and the locating lever of being convenient for slides in the inside of registration arm.

Description

Large-scale inserts vacuum positioning die system of moulding plastics

Technical Field

The utility model relates to a mould field, in particular to large-scale inserts vacuum positioning die system of moulding plastics.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used when parts with complex shapes are produced in batches, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification; the existing mould has some defects in the mould closing process, firstly, because the mould bears a certain injection pressure during the forming, the upper mould and the lower mould can generate dislocation, when a large-scale, thin-wall and deep-cavity plastic part with high injection forming precision requirement or the pressure of the side surface of a cavity and a core is larger, the mould with an asymmetric shape of the plastic part is easy to generate cavity or core offset, secondly, the dislocation phenomenon caused by mould closing can be aggravated due to the fact that the lower mould is placed in an uneven mode, and the position of the mould is not easy to adjust.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a large-scale inserts vacuum positioning die system of moulding plastics can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a large-scale inserts vacuum positioning die system that moulds plastics, includes the lower mould fixed plate, the upper end of lower mould fixed plate is provided with down the die carrier, the outside that the upper end of lower mould fixed plate is close to down the die carrier is provided with the guide pillar, the outside upper end of guide pillar is provided with the punch holder board, the upper end surface of punch holder board is hollowed and is provided with the hole of moulding plastics, be provided with horizontal bubble appearance around the lower mould fixed plate, the inside of lower mould fixed plate is run through and is provided with adjustment mechanism, the both sides that are close to the guide pillar between lower mould fixed.

Preferably, adjustment mechanism includes twist grip, threaded rod, base, the surface of threaded rod and the internal surface swing joint of lower mould fixed plate, the upper end of threaded rod is provided with twist grip, twist grip's lower extreme surface and the upper end fixed surface of threaded rod are connected, the lower extreme of threaded rod is provided with the base, the upper end surface of base and the lower extreme fixed surface of threaded rod are connected, adjustment mechanism's quantity is four groups, and adjustment mechanism is the rectangular array and arranges.

Preferably, positioning mechanism includes locating lever, guide bar, registration arm, leads to the groove, the upper end surface of locating lever and the lower extreme external surface fixed connection of last fixed die plate, the inside of lower mould fixed plate is run through and is provided with the registration arm, the surface of locating lever and the internal surface swing joint of registration arm, the upper end surface of guide bar and the lower extreme external surface fixed connection of locating lever, lead to groove and guide bar looks adaptation, the surface of guide bar and the internal surface swing joint who leads to the groove, and lead to the tangent plane of groove, guide bar and be the toper.

Preferably, the outer surface of the lower end of the lower die frame is fixedly connected with the outer surface of the upper end of the lower die fixing plate, the outer surface of the lower end of the guide pillar is fixedly connected with the outer surface of the upper end of the lower die fixing plate, a guide sleeve is arranged between the guide pillar and the upper die fixing plate, and the outer surface of the guide pillar is movably connected with the upper die fixing plate through the guide sleeve.

Preferably, the injection molding hole is located in the center of the upper die fixing plate, and the horizontal bubble instrument is fixedly connected with the outer surface of the lower die fixing plate.

Preferably, an upper die core is arranged on the inner side, close to the guide pillar, of the lower end of the upper die fixing plate, the outer surface of the upper end of the upper die core is fixedly connected with the outer surface of the lower end of the upper die fixing plate, and a cavity matched with the upper die core is formed in the lower die frame.

Compared with the prior art, the utility model discloses following beneficial effect has: the large-scale insert injection molding vacuum positioning mold system can judge whether the lower mold fixing plate is in a horizontal position or not through the horizontal bubble instrument, when the lower die fixing plate inclines, the threaded rod can be rotated by rotating the rotating handle, so that the threaded rod moves up and down, thereby adjusting the lower die fixing plate to a horizontal position, avoiding dislocation of the lower die fixing plate and the lower die frame during die assembly due to inclination, avoiding abnormal die assembly of the die, supporting and fixing the lower die fixing plate through the base at the lower end of the threaded rod, can ensure that the die is more stably placed, the upper die fixing plate drives the positioning rod and the guide rod to move downwards during die assembly, so that the positioning rod and the guide rod respectively enter the positioning pipe and the through groove, and the guide rod and the through groove can be mutually clamped, can make the compound die tighter, and the guide bar is the toper, and the locating lever of being convenient for slides in the inside of registration arm, and the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of a large insert injection molding vacuum positioning mold system of the present invention;

FIG. 2 is a structural diagram of an adjusting mechanism of a large insert injection molding vacuum positioning mold system according to the present invention;

FIG. 3 is an exploded view of a positioning mechanism of a large insert injection molding vacuum positioning mold system according to the present invention;

fig. 4 is the structure diagram of the horizontal bubble instrument of the large insert injection molding vacuum positioning mold system of the utility model.

In the figure: 1. a lower die fixing plate; 2. a lower die frame; 3. a guide post; 4. a cavity; 5. an upper die fixing plate; 6. a guide sleeve; 7. injection molding holes; 8. an upper die core; 9. a horizontal bubble instrument; 10. an adjustment mechanism; 101. rotating the handle; 102. a threaded rod; 103. a base; 11. a positioning mechanism; 111. positioning a rod; 112. a guide bar; 113. a positioning tube; 114. a through groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a large insert injection molding vacuum positioning mold system comprises a lower mold fixing plate 1, a lower mold frame 2 is arranged at the upper end of the lower mold fixing plate 1, a guide pillar 3 is arranged at the outer side, close to the lower mold frame 2, of the upper end of the lower mold fixing plate 1, an upper mold fixing plate 5 is arranged at the outer end of the outer side of the guide pillar 3, an injection molding hole 7 is arranged at the outer surface of the upper end of the upper mold fixing plate 5 in a hollowed mode, horizontal bubble instruments 9 are arranged around the lower mold fixing plate 1, an adjusting mechanism 10 is arranged inside the lower mold fixing plate 1 in a penetrating mode, and positioning mechanisms 11 are.

The adjusting mechanisms 10 comprise four groups of adjusting mechanisms 10, and the adjusting mechanisms 10 are arranged in a rectangular array, wherein the outer surface of the threaded rod 102 is movably connected with the inner surface of the lower die fixing plate 1, the rotating handle 101 is arranged at the upper end of the threaded rod 102, the outer surface of the lower end of the rotating handle 101 is fixedly connected with the outer surface of the upper end of the threaded rod 102, the base 103 is arranged at the lower end of the threaded rod 102, the outer surface of the upper end of the base 103 is fixedly connected with the outer surface of the lower end of the threaded rod 102, and the adjusting mechanisms 10; the positioning mechanism 11 comprises a positioning rod 111, a guide rod 112, a positioning pipe 113 and a through groove 114, the outer surface of the upper end of the positioning rod 111 is fixedly connected with the outer surface of the lower end of the upper die fixing plate 5, the positioning pipe 113 penetrates through the lower die fixing plate 1, the outer surface of the positioning rod 111 is movably connected with the inner surface of the positioning pipe 113, the outer surface of the upper end of the guide rod 112 is fixedly connected with the outer surface of the lower end of the positioning rod 111, the through groove 114 is matched with the guide rod 112, the outer surface of the guide rod 112 is movably connected with the inner surface of the through groove 114, and the tangent planes of the; the outer surface of the lower end of the lower die frame 2 is fixedly connected with the outer surface of the upper end of the lower die fixing plate 1, the outer surface of the lower end of the guide pillar 3 is fixedly connected with the outer surface of the upper end of the lower die fixing plate 1, a guide sleeve 6 is arranged between the guide pillar 3 and the upper die fixing plate 5, and the outer surface of the guide pillar 3 is movably connected with the upper die fixing plate 5 through the guide sleeve 6; the injection molding hole 7 is positioned in the center of the upper mold fixing plate 5, and the horizontal bubble instrument 9 is fixedly connected with the outer surface of the lower mold fixing plate 1; an upper mold core 8 is arranged on the inner side, close to the guide pillar 3, of the lower end of the upper mold fixing plate 5, the outer surface of the upper end of the upper mold core 8 is fixedly connected with the outer surface of the lower end of the upper mold fixing plate 5, and a mold cavity 4 matched with the upper mold core 8 is arranged inside the lower mold frame 2.

It should be noted that, the utility model relates to a large-scale inserts injection molding vacuum positioning die system, the user connects upper die fixing plate 5 with the hydraulic press, can judge whether lower die fixing plate 1 is in horizontal position through horizontal bubble appearance 9, make threaded rod 102 rotate through rotating twist grip 101 when lower die fixing plate 1 inclines, and then make threaded rod 102 reciprocate, thereby adjust lower die fixing plate 1 to horizontal position, the hydraulic press pushes down and makes upper die fixing plate 5 drive locating lever 111 and guide bar 112 move down, make guide pillar 3 pass guide pin bushing 6 simultaneously, and then make locating lever 111, guide bar 112 enter the inside of locating tube 113, lead to groove 114 respectively, and guide bar 112 and lead to groove 114 can mutually block and, add the injection molding liquid into die cavity 4 through injection molding hole 7, can obtain the injection molding after cooling, surpass traditional positioning die system in the use prospect, is relatively practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a large-scale inserts vacuum positioning die system of moulding plastics, includes lower mould fixed plate (1), its characterized in that: the upper end of lower mould fixed plate (1) is provided with die carrier (2) down, the outside that the upper end of lower mould fixed plate (1) is close to die carrier (2) down is provided with guide pillar (3), the outside upper end of guide pillar (3) is provided with upper fixing plate (5), the upper end surface of upper fixing plate (5) is drawn empty and is provided with injection molding hole (7), be provided with horizontal bubble appearance (9) around lower mould fixed plate (1), the inside of lower mould fixed plate (1) is run through and is provided with adjustment mechanism (10), the both sides that are close to guide pillar (3) between lower mould fixed plate (1) and upper fixing plate (5) are provided with positioning mechanism (11).

2. The large insert injection molding vacuum positioning mold system according to claim 1, wherein: adjustment mechanism (10) include twist grip (101), threaded rod (102), base (103), the surface of threaded rod (102) and the internal surface swing joint of lower mould fixed plate (1), the upper end of threaded rod (102) is provided with twist grip (101), the lower extreme surface of twist grip (101) and the upper end fixed surface of threaded rod (102) are connected, the lower extreme of threaded rod (102) is provided with base (103), the upper end surface of base (103) and the lower extreme fixed surface of threaded rod (102) are connected, the quantity of adjustment mechanism (10) is four groups, and adjustment mechanism (10) are the rectangular array and arrange.

3. The large insert injection molding vacuum positioning mold system according to claim 1, wherein: positioning mechanism (11) are including locating lever (111), guide bar (112), registration arm (113), lead to groove (114), the upper end surface of locating lever (111) and the lower extreme external surface fixed connection of last fixed plate (5), the inside of lower mould fixed plate (1) is run through and is provided with registration arm (113), the surface of locating lever (111) and the internal surface swing joint of registration arm (113), the upper end surface of guide bar (112) and the lower extreme external surface fixed connection of locating lever (111), lead to groove (114) and guide bar (112) looks adaptation, the surface of guide bar (112) and the internal surface swing joint who leads to groove (114), and the tangent plane that leads to groove (114), guide bar (112) is the toper.

4. The large insert injection molding vacuum positioning mold system according to claim 1, wherein: the outer surface of the lower end of the lower die frame (2) is fixedly connected with the outer surface of the upper end of the lower die fixing plate (1), the outer surface of the lower end of the guide pillar (3) is fixedly connected with the outer surface of the upper end of the lower die fixing plate (1), a guide sleeve (6) is arranged between the guide pillar (3) and the upper die fixing plate (5), and the outer surface of the guide pillar (3) is movably connected with the upper die fixing plate (5) through the guide sleeve (6).

5. The large insert injection molding vacuum positioning mold system according to claim 1, wherein: the injection molding hole (7) is located in the center of the upper die fixing plate (5), and the horizontal bubble instrument (9) is fixedly connected with the outer surface of the lower die fixing plate (1).

6. The large insert injection molding vacuum positioning mold system according to claim 1, wherein: the inner side, close to the guide pillar (3), of the lower end of the upper die fixing plate (5) is provided with an upper die core (8), the outer surface of the upper end of the upper die core (8) is fixedly connected with the outer surface of the lower end of the upper die fixing plate (5), and a die cavity (4) matched with the upper die core (8) is formed in the lower die base (2).