CN111168954A

CN111168954A - Mould closing mechanism of wood-plastic composite injection molding machine

Info

Publication number: CN111168954A
Application number: CN202010006251.6A
Authority: CN
Inventors: 何乐明; 姚其荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-05-19

Abstract

The invention relates to the technical field of a mold closing mechanism of a molding machine, in particular to a mold closing mechanism of a wood-plastic composite injection molding machine, which comprises a rack, wherein a lifting seat is arranged on the surface of the rack, a casting mold is arranged at the upper part of the lifting seat, a partition plate is arranged on the inner wall of the casting mold, a through hole is formed in the surface of the partition plate, a rubber sheet is arranged on the inner wall of the through hole, a backing ring is arranged below the rubber sheet, a pushing column is inserted into the surface of the backing ring, and a connecting plate is arranged on the bottom surface; the beneficial effects are that: the mold closing plate of the mold closing mechanism of the wood-plastic composite material injection molding machine adopts a flat-pushing type structure, and other equipment is arranged below the opened mold closing plate, so that the mold closing plate cannot be horizontally arranged to occupy redundant space, compared with a vertical mold closing structure, a molded product is more conveniently taken out of a mold in a flat-open mode, and cold air generated by a fan is introduced into the mold closing plate to blow and cool the molded product.

Description

Mould closing mechanism of wood-plastic composite injection molding machine

Technical Field

The invention relates to the technical field of mold closing mechanisms of molding machines, in particular to a mold closing mechanism of a wood-plastic composite material injection molding machine.

Background

The common plastic injection machine melts thermoplastic plastic and then injects the melted thermoplastic plastic into a mold, and the product is obtained by cooling and shaping, wherein a mold closing mechanism is of a hydraulic shaft type and can only complete the opening, closing and mold moving actions, the hydraulic shaft structure is usually vertically arranged, so that the equipment height is large, the vertically arranged mold closing structure is inconvenient for taking out a molded product in the mold, and the mold closing structure is required to be lifted to a large height when the molded product is taken out; the side wall of a molded product in the mold can be adhered to a side plate of the mold after molding, so that the molded product is inconvenient to draw out; and traditional casting structure sets up separately with the hot melt structure of raw materials, so need shift the raw materials after the hot melt, increase the process, and increased workman's amount of labour.

Disclosure of Invention

The invention aims to provide a mold clamping mechanism of a wood-plastic composite material injection molding machine, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a mold closing mechanism of an injection molding machine for wood-plastic composite materials comprises a frame, wherein a lifting seat is arranged on the surface of the frame, a casting mold is arranged on the upper portion of the lifting seat, a partition plate is arranged on the inner wall of the casting mold, a through hole is formed in the surface of the partition plate, a rubber sheet is arranged on the inner wall of the through hole, a backing ring is arranged below the rubber sheet, a pushing column is inserted into the surface of the backing ring, a connecting plate is arranged on the bottom surface of the pushing column, a lifting frame is arranged on the bottom surface of the connecting plate, a micro oil cylinder is arranged at the bottom of the lifting frame and fixed on a bottom plate of the frame, a limiting ring is arranged on the inner wall of the casting mold, a mold closing plate is arranged on the upper portion of the casting mold, a gas collecting bin is formed in the mold closing plate, a fan is arranged on the bottom plate, the surface of the combined template is provided with a push-pull plate, the bottom plate of the rack is provided with a storage rack, the inner wall of the storage rack is provided with a protection plate, a heating pipe is arranged between the protection plate and the bottom plate of the storage rack, the bottom plate of the rack is provided with a stirring assembly, and the outer wall of the storage rack is provided with a feeding hopper.

Preferably, the lifting seat is round platform shape structure, and the through-hole is round hole shape structure, and the through-hole is provided with a plurality ofly, and a plurality of through-holes are square arrangement on the surface of baffle, and the backing ring is ring shape platelike structure, and the post of pushing is circular cylinder structure, and the crane includes the lifter plate, and the top surface of lifter plate is provided with the spliced pole, and the top and the connecting plate of spliced pole are connected.

Preferably, the spacing ring is annular cylinder structure, and the bottom surface that closes the template is provided with the cock board, and the cock board is pegged graft in casting mold's opening, and the storehouse of collecting the gas is annular cylinder structure, and scattered gas pocket has been seted up to the bottom surface in storehouse of collecting the gas, and has seted up the pressure release hole on casting mold's the curb plate, and the pressure release accuse runs through the curb plate setting of frame and casting mold simultaneously, and pressure release hole department is on the upper portion of spacing ring.

Preferably, the tuber pipe passes the lead wire subassembly setting, and the lead wire subassembly includes the horizontal pole, and the horizontal pole is fixed on casting die's curb plate, and the tip of lead wire subassembly is provided with the lantern ring, and the lantern ring is passed to the tuber pipe, and the conveying pipeline passes the thimble setting, and the thimble is fixed on the curb plate of frame.

Preferably, the push-pull plate is of a square plate-shaped structure, a handle is arranged at the end of the push-pull plate, and a damping ring is arranged on the inner wall of the through hole between the push-pull plate and the rack.

Preferably, the storage frame is a table-shaped frame structure, the bottom surface of the storage frame is provided with a plurality of supporting legs, the stirring assembly comprises a driving motor and a stirring shaft, the outer side of the driving motor is sleeved with a protective cover, the protective cover is fixed on the bottom plate of the frame, the feeding hopper comprises a material sliding pipe, the material sliding pipe is inserted into a side plate of the storage frame, the material sliding pipe is of an L-shaped structure, and the top of the material sliding pipe is provided with a feeding port.

Preferably, the input pipe of the pump body is inserted into the sleeve, the sleeve is fixed on the inner wall of the storage rack, and the delivery pipe of the pump body penetrates through the closing template.

Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:

1. the mold closing plate of the mold closing mechanism of the wood-plastic composite material injection molding machine adopts a flat-pushing type structure, and other equipment is arranged below the opened mold closing plate, so that the mold closing plate cannot be horizontally arranged to occupy redundant space, and compared with a vertical mold closing structure, a flat-opening type mold is more convenient for taking out a molded product from a mold, and cold air generated by a fan is introduced into the mold closing plate to blow and cool the molded product;

2. according to the mold closing mechanism of the wood-plastic composite material injection molding machine, the pushing structure is additionally arranged at the bottom of the mold and pushes the rubber sheet to bulge, so that a molded product in the mold is pushed upwards, and at the moment, an adhesion part between the molded product and the side wall of the mold is torn, so that the imaged product can be taken out of the mold conveniently;

3. the bottom end of the mold closing mechanism of the wood-plastic composite injection molding machine is additionally provided with the storage frame, the interlayer is isolated in the storage frame through the protection plate, the heating pipe is used for hot melting the raw materials, and the hot melted materials are conveyed to the mold by the pump body for casting molding.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a separating structure of a casting mold and a mold clamping plate according to the present invention;

FIG. 3 is a schematic structural view of a casting mold according to the present invention;

FIG. 4 is a schematic view of a mold clamping structure according to the present invention;

fig. 5 is an enlarged view of a structure a in fig. 1.

In the figure: the device comprises a frame 1, a lifting seat 2, a casting mold 3, a partition plate 4, a through hole 5, a rubber sheet 6, a backing ring 7, a pushing column 8, a connecting plate 9, a lifting frame 10, a micro oil cylinder 11, a limiting ring 12, a mold closing plate 13, a plug plate 131, a gas collecting bin 14, a gas dispersing hole 141, a fan 15, an air pipe 151, a pump body 16, a material conveying pipe 161, a threading ring 17, a lead component 18, a push-pull plate 19, a storage rack 20, a protection plate 21, a heating pipe 22, a stirring component 23, a feeding hopper 24 and a sleeve 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a mould closing mechanism of a wood-plastic composite injection molding machine comprises a frame 1, wherein a lifting seat 2 is welded on the surface of the frame 1, a casting mold 3 is welded on the upper part of the lifting seat 2, a partition plate 4 is welded on the inner wall of the casting mold 3, a through hole 5 is formed in the surface of the partition plate 4, a rubber sheet 6 is bonded on the inner wall of the through hole 5, a high-temperature-resistant coating is sprayed on the top surface of the rubber sheet 6, a backing ring 7 is arranged below the rubber sheet 6, the backing ring 7 is welded on the inner wall of the through hole 5, a pushing column 8 is inserted into the surface of the backing ring 7, a connecting plate 9 is welded on the bottom surface of the pushing column 8, the lifting seat 2 is of a circular truncated cone structure, the through hole 5 is of a circular hole structure, a plurality of through holes 5 are arranged on the surface of the partition plate 4 in a square manner, the backing ring 7 is of a circular plate structure, the pushing column 8 is of, the top end of the connecting column is connected with a connecting plate 9, a lifting frame 10 is welded on the bottom surface of the connecting plate 9, a micro oil cylinder 11 is welded at the bottom of the lifting frame 10, the micro oil cylinder 11 is welded on a bottom plate of the rack 1, the micro oil cylinder 11 is started to upwards push the lifting frame 10, the lifting frame 10 evenly pushes the connecting plate 9 to ascend, a pushing column 8 on the upper portion of the connecting plate 9 upwards pushes a rubber sheet 6 to be protruded, the adhesion part of a formed product and the inner wall of a casting mold 3 is torn at the moment, the formed product protrudes out of an opening of the casting mold 3, the formed product is conveniently drawn out of the casting mold 3, after a shaft body of the micro oil cylinder 11 is recovered, the top surface of the pushing column 8 descends to be level with the top surface of a backing ring 7, the backing;

a limiting ring 12 is bonded on the inner wall of the casting mold 3, a closing mold plate 13 is arranged on the upper portion of the casting mold 3, a gas collecting bin 14 is arranged inside the closing mold plate 13, the limiting ring 12 is of an annular cylinder structure, a plug plate 131 is arranged on the bottom surface of the closing mold plate 13, the plug plate 131 is inserted in an opening of the casting mold 3, the gas collecting bin 14 is of an annular cylinder structure, a gas dispersing hole 141 is formed in the bottom surface of the gas collecting bin 14, a pressure releasing hole is formed in a side plate of the casting mold 3, the pressure releasing control simultaneously penetrates through the side plates of the frame 1 and the casting mold 3, the pressure releasing hole is formed in the upper portion of the limiting ring 12, a fan 15 is welded on the bottom plate of the frame 1, the fan 15 is communicated with the gas collecting bin 14 through an air pipe 151, a pump body 16 is welded on the bottom plate of the frame 1, a material conveying pipe 161 is arranged on the surface of the, a lantern ring is arranged at the end part of the lead assembly 18, the air pipe 151 penetrates through the lantern ring, the delivery pipe 161 penetrates through the thimble 17, the thimble 17 is fixed on a side plate of the frame 1, an input pipe of the pump body 16 is inserted into the sleeve 25, the sleeve 25 is fixed on the inner wall of the storage rack 20, the delivery pipe 161 of the pump body 16 penetrates through the die assembly plate 13, the pump body 16 is started to inject hot-melted raw materials into the casting mold 3 for casting molding, after the hot-melted raw materials are solidified, the fan 15 is started to inject cold air into the gas collecting bin 14, the cold air is blown through the air diffusing holes 141 to cool the molded product on the surface of the molded product, and a pressure relief hole is arranged in a space between the limit ring 12 and the plug plate 131 to;

a push-pull plate 19 is welded on the surface of the composite template 13, the push-pull plate 19 is of a square plate structure, a handle is arranged at the end part of the push-pull plate 19, and a damping ring is arranged on the inner wall of a through hole of the push-pull plate 19 and the rack 1; a storage rack 20 is welded on a bottom plate of the rack 1, a protection plate 21 is welded on the inner wall of the storage rack 20, a heating pipe 22 is arranged between the protection plate 21 and the bottom plate of the storage rack 20, a stirring assembly 23 is arranged on the bottom plate of the rack 1, a feeding hopper 24 is inserted on the outer wall of the storage rack 20, the storage rack 20 is of a table-shaped frame structure, a plurality of supporting legs are arranged on the bottom surface of the storage rack 20, the stirring assembly 23 comprises a driving motor and a stirring shaft, a protection cover is sleeved on the outer side of the driving motor and fixed on the bottom plate of the rack 1, the feeding hopper 24 comprises a sliding material pipe, the sliding material pipe is inserted on a side plate of the storage rack 20, the sliding material pipe is of an L-shaped structure, a feeding port is arranged at the top of the sliding material pipe, a handle is held by a hand to push the push-pull plate 19 towards the inside of the rack 1 until the closing template 13 is contacted with the, the raw materials are put into the storage rack 20 from the feeding hopper 24, the heating pipe 22 heats the protection plate 21 and heats and melts the raw materials on the upper part of the protection plate 21, and the stirring component 23 stirs the raw materials to ensure that the raw materials are heated uniformly.

The working principle is as follows: in practical use, referring to fig. 2, the handle is held by hand to push the push-pull plate 19 towards the inside of the frame 1 until the closing template 13 contacts with the right side plate of the frame 1, at this time, the state refers to fig. 1, at this time, the plug plate 131 is butted at the opening of the casting mold 3 and sealed, the raw material is put into the storage rack 20 from the feeding hopper 24, the heating pipe 22 heats the protection plate 21 and heats and melts the raw material on the upper portion of the protection plate 21, the stirring assembly 23 stirs the raw material to make the raw material heated uniformly, the pump body 16 is started to inject the melted raw material into the casting mold 3 for casting molding, after the hot-melted raw material is solidified, the fan 15 is started to inject cold air into the gas collection bin 14, the cold air blows through the air-dispersing holes 141 to cool the molded product on the surface of the molded product, and the space between the limiting ring 12 and the plug plate 131 is, close template 13 and break away from casting die 3 top, then start miniature hydro-cylinder 11 and upwards push away crane 10, crane 10 is even promotes connecting plate 9 and rises, the extrusion post 8 on connecting plate 9 upper portion promotes the rubber sheet 6 upwards protrudingly, the adhesion department of shaping product and 3 inner walls of casting die is torn this moment, and the shaping product is outstanding 3 openings of casting die, be convenient for take out the shaping product from casting die 3, after miniature hydro-cylinder 11 axis is retrieved, the top surface of extrusion post 8 descends and is leveled with the top surface of backing ring 7, backing ring 7 supports rubber sheet 6 with extrusion post 8 this moment, avoid rubber sheet 6 to be extrudeed by the pouring raw materials and sink.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wood-plastic composite injection molding machine locking mechanism, includes frame (1), its characterized in that: the device is characterized in that a lifting seat (2) is arranged on the surface of the rack (1), a casting mold (3) is arranged on the upper portion of the lifting seat (2), a partition plate (4) is arranged on the inner wall of the casting mold (3), a through hole (5) is formed in the surface of the partition plate (4), a rubber sheet (6) is arranged on the inner wall of the through hole (5), a backing ring (7) is arranged below the rubber sheet (6), a pushing column (8) is inserted into the surface of the backing ring (7), a connecting plate (9) is arranged on the bottom surface of the pushing column (8), a lifting frame (10) is arranged on the bottom surface of the connecting plate (9), a micro oil cylinder (11) is arranged at the bottom of the lifting frame (10), the micro oil cylinder (11) is fixed on the bottom plate of the rack (1), a limiting ring (12) is arranged on the inner wall of the casting mold (3), a mold closing, the improved concrete pump is characterized in that a gas collecting bin (14) is formed in the combined template (13), a fan (15) is arranged on a bottom plate of the rack (1), the fan (15) is communicated with the gas collecting bin (14) through an air pipe (151), a pump body (16) is arranged on the bottom plate of the rack (1), a push-pull plate (19) is arranged on the surface of the combined template (13), a storage rack (20) is arranged on the bottom plate of the rack (1), a protection plate (21) is arranged on the inner wall of the storage rack (20), a heating pipe (22) is arranged between the protection plate (21) and the bottom plate of the storage rack (20), a stirring assembly (23) is arranged on the bottom plate of the rack (1), and a feeding hopper (24) is arranged on the outer wall of.

2. The mold clamping mechanism of the wood-plastic composite injection molding machine according to claim 1, characterized in that: lifting seat (2) are round platform shape structure, and through-hole (5) are round hole shape structure, and through-hole (5) are provided with a plurality ofly, and a plurality of through-holes (5) are square arrangement on the surface of baffle (4), and backing ring (7) are ring shape platelike structure, and it is circular cylinder structure to push post (8), and crane (10) include the lifter plate, and the top surface of lifter plate is provided with the spliced pole, and the top and the connecting plate (9) of spliced pole are connected.

3. The mold clamping mechanism of the wood-plastic composite injection molding machine according to claim 1, characterized in that: spacing ring (12) are annular cylinder structure, and the bottom surface that closes template (13) is provided with cock board (131), and cock board (131) are pegged graft in the opening of casting die (3), and gas collection storehouse (14) are annular cylinder structure, and scattered gas pocket (141) have been seted up to the bottom surface in gas collection storehouse (14), and has seted up the pressure release hole on the curb plate of casting die (3), and the pressure release accuse runs through the curb plate setting of frame (1) and casting die (3) simultaneously, and pressure release hole department in the upper portion of spacing ring (12).

4. The mold clamping mechanism of the wood-plastic composite injection molding machine according to claim 1, characterized in that: air hose (151) pass lead wire subassembly (18) and set up, and lead wire subassembly (18) include the horizontal pole, and the horizontal pole is fixed on the curb plate of casting die (3), and the tip of lead wire subassembly (18) is provided with the lantern ring, and air hose (151) pass the lantern ring, and conveying pipeline (161) pass thimble (17) and set up, and thimble (17) are fixed on the curb plate of frame (1).

5. The mold clamping mechanism of the wood-plastic composite injection molding machine according to claim 1, characterized in that: the push-pull plate (19) is of a square plate-shaped structure, a handle is arranged at the end part of the push-pull plate (19), and a damping ring is arranged on the inner wall of a through hole of the push-pull plate (19) and the rack (1).

6. The mold clamping mechanism of the wood-plastic composite injection molding machine according to claim 1, characterized in that: storage frame (20) are platform shape frame structure, and the bottom surface of storage frame (20) is provided with a plurality of landing legs, and stirring subassembly (23) are equipped with the protection casing including driving motor and (mixing) shaft, driving motor's outside cover, and the protection casing is fixed on the bottom plate of frame (1), and feeding hopper (24) are including smooth material pipe, and smooth material pipe pegs graft on the curb plate of storage frame (20), and smooth material pipe is "L" shape structure, and the top of smooth material pipe is provided with the charge door.

7. The mold clamping mechanism of the wood-plastic composite injection molding machine according to claim 1, characterized in that: the input pipe of the pump body (16) is inserted in the sleeve (25), the sleeve (25) is fixed on the inner wall of the storage rack (20), and the delivery pipe (161) of the pump body (16) penetrates through the die closing plate (13).