CN217346496U

CN217346496U - Bottle lid blowing processing is with opening and shutting mould device

Info

Publication number: CN217346496U
Application number: CN202123454277.6U
Authority: CN
Inventors: 徐力寅
Original assignee: Suzhou Hengsheng Plastic Electrical Appliances Co ltd
Current assignee: Suzhou Hengsheng Plastic Electrical Appliances Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-09-02
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a bottle lid blowing processing is with mould device that opens and shuts, including mould benevolence subassembly, mold core subassembly and die holder seat, the terminal surface is provided with a plurality of bottle lid die cavitys under the mould benevolence subassembly, the mold core subassembly includes mold core apron, mold core bottom plate and a plurality of bottle lid die head subassembly, multiunit lateral sliding groove has been seted up on the mold core bottom plate, and the picture peg hole that runs through the mold core bottom plate is seted up at the center of every group lateral sliding groove, bottle lid die head subassembly includes and inlays between a pair of semicircle column die head and the semicircle column die head and adorns the complex core, and the lower extreme of semicircle column die head extends to be used for with lateral sliding groove horizontal sliding fit's die head slide plate, the core is worn to establish in the picture peg hole. The utility model has the advantages of reasonable design, to the injection moulding processing operation convenient to use of bottle lid, avoided complicated drive mechanism's use, overall structure designs compactly, and configuration assembly cost is lower, can accomplish fast the operation of taking off the material of bottle lid.

Description

Bottle lid blow molding processing is with mould device that opens and shuts

Technical Field

The utility model relates to a bottle lid production technical field specifically is a bottle lid blowing processing is with mould device that opens and shuts.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting. An injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die.

In order to conveniently demold, a thread removing mechanism with a complex structure is generally required to be configured on a processing and manufacturing die of an existing plastic bottle cap, the thread removing mechanism generally comprises various transmission gears, the overall configuration and assembly cost is relatively high, the thread removing time is relatively long, and the overall material removing efficiency of bottle cap manufacturing and processing is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bottle lid blowing processing is with mould device that opens and shuts to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a mold opening and closing device for blow molding processing of bottle caps, which comprises a mold core component, a mold core component and a bottom mold base, the lower end surface of the die core component is provided with a plurality of bottle cap die cavities, the die core component comprises a die core cover plate, a die core bottom plate and a plurality of bottle cap die head components, a plurality of groups of transverse sliding grooves are arranged on the mold core bottom plate, the center of each group of transverse sliding grooves is provided with a plug board hole penetrating through the mold core bottom plate, the bottle cap die head component comprises a pair of semi-cylindrical die heads and a core plate which is embedded and matched between the semi-cylindrical die heads, the lower ends of the semi-cylindrical die heads extend to form die head slide plate which is horizontally matched with the transverse sliding groove in a sliding manner, the core plate is arranged in the inserting plate hole in a penetrating manner, the bottom end of the core plate is integrally connected with a core plate seat, the core plate cover plate is fixedly connected with the upper end surface of the core bottom plate, and a cover plate hole for the bottle cap die head assembly to penetrate out is formed in the core plate cover plate;

die block up end fixedly connected with die block plywood, die block plywood fixed mounting has the guide bar all around, and the activity of guide bar upper end passes mold core bottom plate and mold core apron, and the cooperation of the guide way activity cartridge that the terminal surface was seted up all around under guide bar top and the mould benevolence subassembly, die block seat and die block plywood up end fixed connection, die block down terminal surface fixed mounting has a pair of material cylinder of taking off, takes off the flexible rod end of material cylinder and passes die block, die block plywood to with terminal surface fixed connection under the mold core bottom plate.

Preferably, a plurality of longitudinal air channel channels are longitudinally arranged on the mold core bottom plate, and horizontal air channel channels communicated with the longitudinal air channel channels are arranged on the side walls of the transverse sliding grooves.

Preferably, the upper end face of the die head sliding seat plate is also provided with a sliding seat plate gas path guide groove, the outer side end of the sliding seat plate gas path guide groove is communicated with the transverse sliding groove, and the inner side end of the sliding seat plate gas path guide groove is communicated with a gas blowing port arranged on the upper end face of the die head sliding seat plate; when a pair of semi-cylindrical die heads are overlapped together, the air blowing opening is communicated with the cover plate hole.

Preferably, the inner side wall of the transverse sliding groove is fixedly connected with a spring, and the other end of the spring is fixedly connected with the outer side end of the die head sliding plate.

Preferably, the inner side end of the die head sliding seat plate is further provided with a chamfer gap groove, and the upper end surface of the bottom die laminate is further fixedly provided with a supporting cushion block.

Preferably, the mold insert assembly comprises a top mold base, a middle mold insert plate and a bottom mold insert plate, the top mold base, the middle mold insert plate and the bottom mold insert plate are fixedly connected, a plurality of transverse runners are distributed and arranged between the top mold base and the middle mold insert plate, a sprue bush communicated with the transverse runners is fixed to the middle of the top mold base in a plug-in mounting mode, a plurality of top cover grooves are distributed and formed in the lower end face of the middle mold insert plate, the top cover grooves are communicated with the transverse runners through branch runners in the middle mold insert plate, a plurality of mold insert through holes corresponding to the top cover grooves are formed in the bottom mold insert plate, and the mold insert through holes and the top cover grooves jointly form a bottle cover mold cavity.

Preferably, the circumferential side wall of the semi-cylindrical die head is also provided with a thread groove.

Compared with the prior art, the beneficial effects of the utility model are that: after the bottle lid cooling shaping, open mould benevolence subassembly, the bottle lid die cavity breaks away from with the bottle lid after the injection moulding, then, the cylinder that takes off the material starts, promote the mold core subassembly upward movement, in this process, the core is thrown off gradually with the semicircle column die head, break away from completely until core and semicircle column die head, outside air supply is ventilated to vertical gas circuit passageway, atmospheric pressure gets into inside the lateral sliding groove, can promote the semicircle column die head, make two semicircle column die heads superpose together, thereby realize breaking away from with the bottle lid internal screw thread, after a pair of semicircle column die head superposes, blow mouth and apron hole intercommunication, atmospheric pressure is through blowing mouthful blowout, can blow the semicircle column die head away from the bottle lid, thereby realize taking off the material fast.

The utility model has the advantages of reasonable design, to the injection moulding processing operation convenient to use of bottle lid, avoided complicated drive mechanism's use, overall structure designs compactly, and configuration assembly cost is lower, can accomplish fast the operation of taking off the material of bottle lid.

Drawings

FIG. 1 is a schematic structural diagram of a mold opening and closing device for blow molding of bottle caps during mold closing;

FIG. 2 is a schematic structural diagram of a mold opening and closing device for blow molding of bottle caps during mold opening;

fig. 3 is a partial structural schematic diagram of a bottle cap die head assembly in the die opening and closing device for blow molding bottle caps.

In the figure: 100-mold core component, 101-guide groove, 200-mold core component, 300-mold base, 400-mold base laminate, 401-guide rod, 500-stripping cylinder, 600-support cushion block, 1-top mold base, 11-sprue bush, 12-transverse flow channel, 2-middle mold core plate, 21-top cover groove, 22-branch flow channel, 3-bottom mold core plate, 31-mold core through hole, 4-mold core cover plate, 5-mold core base plate, 51-transverse sliding groove, 52-horizontal gas channel, 53-longitudinal gas channel, 54-cover plate hole, 6-core plate, 61-mold core plate seat, 7-semi-cylindrical mold head, 71-mold head slide plate, 72-thread groove, 73-slide plate gas channel guide groove and 74-blowing port.

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.

Example 1: referring to fig. 1 to 3, a mold opening and closing device for bottle cap blow molding processing comprises a mold core assembly 100, a mold core assembly 200 and a bottom mold base 300, wherein a plurality of bottle cap mold cavities are arranged on the lower end surface of the mold core assembly 100, the mold core assembly 200 comprises a mold core cover plate 4, a mold core bottom plate 5 and a plurality of bottle cap mold head assemblies, a plurality of groups of transverse sliding grooves 51 are arranged on the mold core bottom plate 5, an insert plate hole penetrating through the mold core bottom plate 5 is arranged at the center of each group of transverse sliding grooves 51, the bottle cap mold head assemblies comprise a pair of semi-cylindrical mold heads 7 and a core plate 6 embedded and matched between the semi-cylindrical mold heads 7, a mold head sliding plate 71 horizontally sliding matched with the transverse sliding grooves 51 extends from the lower end of the semi-cylindrical mold heads 7, the core plate 6 penetrates through the insert plate hole, the bottom end of the core plate 6 is integrally connected with the mold core plate base 61, the mold core cover plate 4 is fixedly connected with the upper end surface of the mold core bottom plate 5, a cover plate hole 54 for the bottle cap die head component to penetrate out is formed in the die core cover plate 4;

bottom die base 300 up end fixedly connected with bottom die plywood 400, bottom die plywood 400 fixed mounting has guide bar 401 all around, and the activity of guide bar 401 upper end passes mold core bottom plate 5 and mold core apron 4, and guide bar 401 top and the cooperation of the 101 movable cartridge of guide way that the terminal surface was seted up all around under the mould benevolence subassembly 100, core base 61 and bottom die plywood 400 up end fixed connection, terminal surface fixed mounting has a pair of stripping cylinder 500 under bottom die base 300, stripping cylinder 500's flexible rod end passes bottom die base 300, bottom die plywood 400 to with 5 lower terminal surface fixed connection of mold core bottom plate.

A plurality of longitudinal air passage channels 53 are longitudinally formed in the mold core bottom plate 5, and horizontal air passage channels 52 for communicating with the longitudinal air passage channels 53 are formed in the side walls of the transverse sliding grooves 51. Specifically, the longitudinal air passage 53 penetrates through the sidewall of the mold core bottom plate 5 and is provided with an air faucet, air is supplied to the air faucet through an external air source, and air pressure can enter the transverse sliding groove 51 through the longitudinal air passage 53 and the horizontal air passage 52.

The upper end surface of the die head sliding seat plate 71 is also provided with a sliding seat plate air channel guide groove 73, the outer side end of the sliding seat plate air channel guide groove 73 is communicated with the transverse sliding groove 51, and the inner side end of the sliding seat plate air channel guide groove 73 is communicated with an air blowing opening 74 formed in the upper end surface of the die head sliding seat plate 71; when a pair of semi-cylindrical die heads 7 are stacked together, the blow port 74 communicates with the cover plate aperture 54.

The die head slide plate 71 is provided with a chamfer notch groove at the inner side end, so that the core plate 6 can be inserted between the two semi-cylindrical die heads 7, the upper end surface of the bottom die laminate 400 is fixedly provided with a supporting cushion block 600, and the die core assembly 200 can be stably supported during die assembly. The side wall of the circumference of the semi-cylindrical die head 7 is also provided with a thread groove 72, and after the injection molding is completed, the plastic filled in the thread groove 72 can form the internal thread of the bottle cap.

The utility model discloses a theory of operation is: when the die is closed, the bottle cap die head component is inserted into the bottle cap die cavity, liquid plastic is injected into the bottle cap die cavity, the bottle cap can be injection molded, after the bottle cap is cooled and molded, the mold core assembly 100 is opened, the bottle cap mold cavity is separated from the injection molded bottle cap, then the material removing cylinder 500 is started to push the mold core assembly 200 to move upwards, in the process, the core plate 6 and the semi-cylindrical die heads 7 are gradually separated until the core plate 6 and the semi-cylindrical die heads 7 are completely separated, an external air source ventilates the longitudinal air passage channel 53, air pressure enters the transverse sliding groove 51 to push the semi-cylindrical die heads 7, so that the two semi-cylindrical die heads 7 are overlapped together, thereby realize breaking away from with the internal thread of bottle lid, after a pair of semicylinder die head 7 coincide, the mouth 74 of blowing communicates with apron hole 54, and atmospheric pressure is spout through the mouth 74 of blowing, can blow the bottle lid off semicylinder die head 7 to realize taking off the material fast.

The utility model has the advantages of reasonable design, to the injection moulding processing operation convenient to use of bottle lid, avoided complicated drive mechanism's use, overall structure designs compactly, can accomplish fast the material operation of taking off of bottle lid.

Example 2: the difference between the mold opening and closing device for blow molding of bottle caps and the embodiment 1 is that the inner side wall of the transverse sliding groove 51 is also fixedly connected with a spring, and the other end of the spring is fixedly connected with the outer side end of a die head sliding seat plate 71. After the external air source is cut off, the spring can pull the semi-cylindrical die heads 7 to reset, so that the core plate 6 can be inserted between the two semi-cylindrical die heads 7 again.

Example 3: the utility model provides a bottle lid blowing processing is with mould device that opens and shuts, the difference with embodiment 2 lies in, mould benevolence subassembly 100 includes top die holder 1, middle mould benevolence board 2 and bottom mould benevolence board 3, concrete accessible bolt fixed connection between top die holder 1, middle mould benevolence board 2 and the bottom mould benevolence board 3, distribute between top die holder 1 and the middle mould benevolence board 2 and be provided with a plurality of horizontal runners 12, the middle cartridge of top die holder 1 is fixed with runner cover 11 that is used for with horizontal runner 12 intercommunication, a plurality of top cap grooves 21 have been seted up to terminal surface distribution under the middle mould benevolence board 2, top cap groove 21 is through the inside branch runner 22 of middle mould benevolence board and horizontal runner 12 intercommunication, a plurality of mould benevolence through-holes 31 that correspond with top cap grooves 21 have been seted up on the bottom mould benevolence board 3, mould benevolence through-holes 31 and top cap grooves 21 constitute the bottle lid die cavity jointly. The top die holder 1, the middle die core plate 2 and the bottom die core plate 3 are combined and assembled reasonably in structural design, and the manufacturing requirement of the external shape of the bottle cap can be met.

During injection molding, liquid plastic enters the transverse flow channel 12 through the sprue bush 11 and enters the corresponding bottle cap mold cavity through each branch flow channel 22, so that injection molding processing of a plurality of bottle caps can be completed simultaneously, and the processing and manufacturing efficiency is higher.

In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.

Claims

1. The utility model provides a bottle lid blow molding processing is with opening and shutting mould device which characterized in that: including mould benevolence subassembly (100), mold core subassembly (200) and die holder (300), the terminal surface is provided with a plurality of bottle lid die cavitys under mould benevolence subassembly (100), mold core subassembly (200) includes mold core apron (4), mold core bottom plate (5) and a plurality of bottle lid die head subassemblies, multiunit lateral sliding groove (51) have been seted up on mold core bottom plate (5), and the picture peg hole that runs through mold core bottom plate (5) is seted up at the center of every group lateral sliding groove (51), the bottle lid die head subassembly includes that inlay between a pair of semicylinder die head (7) and adorn complex core (6), and the lower extreme of semicylinder die head (7) extends and is used for die head bedplate (71) with lateral sliding groove (51) horizontal sliding fit, core (6) are worn to establish in the picture peg hole, and core (6) bottom body coupling has core plate seat (61), the mold core cover plate (4) is fixedly connected with the upper end face of the mold core bottom plate (5), and a cover plate hole (54) for the bottle cap mold head component to penetrate out is formed in the mold core cover plate (4);

end face fixedly connected with die block plywood (400) on die holder (300), die block plywood (400) all around fixed mounting have guide bar (401), mold core bottom plate (5) and mold core cover plate (4) are passed in guide bar (401) upper end activity, and guide way (101) activity cartridge cooperation that the terminal surface was seted up all around under guide bar (401) top and mould benevolence subassembly (100), core seat (61) and die block plywood (400) upper end fixed connection, end face fixed mounting has a pair of material cylinder (500) of taking off under die holder (300), takes off the flexible rod end of material cylinder (500) and passes die holder (300), die block plywood (400) to with end face fixed connection under mold core bottom plate (5).

2. The mold opening and closing device for blow molding of bottle caps according to claim 1, wherein the mold opening and closing device comprises: the die core bottom plate (5) is longitudinally provided with a plurality of longitudinal air channel passages (53), and the side wall of the transverse sliding groove (51) is provided with a horizontal air channel passage (52) communicated with the longitudinal air channel passages (53).

3. The mold opening and closing device for blow molding of bottle caps according to claim 2, wherein: the upper end face of the die head sliding seat plate (71) is also provided with a sliding seat plate air passage guide groove (73), the outer side end of the sliding seat plate air passage guide groove (73) is communicated with the transverse sliding groove (51), and the inner side end of the sliding seat plate air passage guide groove (73) is communicated with an air blowing port (74) formed in the upper end face of the die head sliding seat plate (71); when a pair of semi-cylindrical die heads (7) are overlapped together, the air blowing opening (74) is communicated with the cover plate hole (54).

4. The mold opening and closing device for blow molding of bottle caps as claimed in claim 3, wherein the mold opening and closing device comprises: the inner side wall of the transverse sliding groove (51) is also fixedly connected with a spring, and the other end of the spring is fixedly connected with the outer side end of the die head sliding seat plate (71).

5. The mold opening and closing device for blow molding of bottle caps according to claim 1, wherein the mold opening and closing device comprises: the die head sliding seat plate is characterized in that a chamfer gap groove is further formed in the inner side end of the die head sliding seat plate (71), and a supporting cushion block (600) is further fixedly mounted on the upper end face of the bottom die laminate (400).

6. The mold opening and closing device for blow molding of bottle caps according to claim 1, wherein the mold opening and closing device comprises: the die core component (100) comprises a top die holder (1), a middle die core plate (2) and a bottom die core plate (3), the top die holder (1), the middle die core plate (2) and the bottom die core plate (3) are fixedly connected, a plurality of transverse runners (12) are distributed between the top die holder (1) and the middle die core plate (2), a sprue bush (11) used for being communicated with the transverse runners (12) is fixedly inserted in the middle of the top die holder (1), a plurality of top cover grooves (21) are distributed on the lower end face of the middle die core plate (2), the top cover grooves (21) are communicated with the transverse runners (12) through branch runners (22) in the middle die core plate (2), the bottom die core plate (3) is provided with a plurality of die core through holes (31) corresponding to the top cover grooves (21), and the die core through holes (31) and the top cover grooves (21) jointly form a bottle cover die cavity.

7. The mold opening and closing device for blow molding of bottle caps according to claim 1, wherein the mold opening and closing device comprises: the circumferential side wall of the semi-cylindrical die head (7) is also provided with a thread groove (72).