CN113858529A

CN113858529A - Injection molding device for producing bottle caps and using method thereof

Info

Publication number: CN113858529A
Application number: CN202111144969.2A
Authority: CN
Inventors: 徐兆斌; 韩业刚
Original assignee: Sixian Ninglin Plastic Products Co ltd
Current assignee: Sixian Ninglin Plastic Products Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2021-12-31

Abstract

The invention discloses an injection molding device for producing bottle caps and a using method thereof, relating to the technical field of bottle cap production; when the material is demoulded, the moving block is started, the moving block is driven by the external cylinder, the other end of the push rod is fixedly arranged on the rotating plate and is fixed at the non-circle center position of the rotating plate, so that the problem of device jamming is effectively solved, different contact points of the injection molding piece can be pushed in different directions of a contact surface with the material by the push of the push rod, and the separation film is matched, so that the demoulding of the injection molding piece is facilitated, the injection molding piece is pushed out in a good form, and the demoulding operation is completed; through setting up heating stirring piece, make the material heating that can be even when the stirring, heating stirring piece is for branching the form support, can diversely the multi-angle heat the stirring to the material, has avoided the uneven problem of material heating, and at the conveying subassembly that sets up in the heating element below, the in-process that constantly conveys makes the material heating, ensures that the material extrudes the good nature of quality.

Description

Injection molding device for producing bottle caps and using method thereof

Technical Field

The invention relates to the technical field of bottle cap production, in particular to an injection molding device for producing a bottle cap and a using method thereof.

Background

Injection molding is a method for producing and molding industrial products, the products generally adopt rubber injection molding and plastic injection molding, and the injection molding can also be divided into injection molding and die casting methods, an injection molding machine (an injection machine or an injection molding machine for short) is main molding equipment for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, the injection molding is realized by the injection molding machine and the die, and a plastic bottle cap has the functions of keeping the sealing performance and the safety of the products with contents, so the plastic bottle cap is widely applied to bottled products.

The plastic bottle cap is produced by injection molding of an injection molding machine, after a pair of molds for producing the plastic bottle cap are used for injection molding, the plastic bottle cap is pushed out from the molds through the push rod, so that subsequent processes are continued, but problems exist in the taking-out of an injection molding part and the heating process of raw materials during injection molding production, the injection molding raw materials are easy to extrude unstably due to uneven heating, and when the injection molding part is taken out, the push rod is easy to deform the pushed-out part of the injection molding part, so that the quality influence on the injection molding part is large.

Therefore, in view of the problems in the background art, a new technical solution needs to be devised.

Disclosure of Invention

The present invention aims to provide an injection molding device for producing bottle caps and a method for using the same, which solve the problems mentioned in the background art.

The technical problem to be solved by the invention is as follows:

(1) after the injection molding piece is subjected to injection molding, how to push out the injection molding piece in a good form does not damage the precision of the injection molding piece;

(2) the materials are heated uniformly, so that the materials are stable in shape during extrusion, and the subsequent processes are convenient to carry out.

The purpose of the invention can be realized by the following technical scheme:

an injection molding device for producing bottle caps comprises a supporting seat, wherein a conveying assembly is fixedly mounted at the upper end of the supporting seat, a heating assembly is fixedly mounted at the top of the conveying assembly, and a pushing assembly is fixedly mounted on one side of the conveying assembly; the push-out component comprises a fixed frame, a moving block is installed in the fixed frame, and a push rod is arranged at one end of the moving block.

Furthermore, a fixing seat is arranged between the moving block and the push rod, one end of the fixing seat is fixedly installed on the moving block, a T-shaped groove is formed in one end, far away from the moving block, of the fixing seat, a rotating plate is rotatably connected in the T-shaped groove, and the push rod is eccentrically arranged on the rotating plate.

Further, the conveying assembly comprises a second injection mold, the second injection mold is slidably arranged on the inner wall of the fixed frame, the push rod penetrates through the second injection mold, a rotating cavity is formed in the second injection mold, a fixing pin is fixedly arranged on the push rod and rotatably arranged in the rotating cavity, and a separation film is fixedly arranged on one side, away from the push rod, of the second injection mold through a screw; the conveying assembly further comprises a first injection mold, the first injection mold is arranged on the inner wall of the fixed frame in a sliding mode, the first injection mold is matched with the second injection mold for use, one side, away from the second injection mold, of the first injection mold is provided with a conveying pipe, the end portion of the conveying pipe is provided with an extrusion port, the extrusion port is matched with the first injection mold for use, and a heating guide rod is further connected in the conveying pipe in a rotating mode.

Furthermore, the heating assembly comprises a fixed plate, one side of the fixed plate is provided with a stirring cylinder, the lower end of the stirring cylinder is fixedly connected with a flow guide pipe, one end of the flow guide pipe, far away from the stirring cylinder, is communicated with the conveying pipe, and the flow guide pipe is fixedly connected with the conveying pipe; the upper end of churn still is equipped with fixed diaphragm, and fixed diaphragm fixed mounting has the motor on the lateral wall of fixed plate in the fixed diaphragm, and the below of motor is equipped with the dwang, the power take off end fixed connection of dwang and motor, and the one end fixedly connected with heating stirring spare of motor is kept away from to the dwang.

The use method of the injection molding device for producing the bottle cap comprises the following steps:

the method comprises the following steps: injecting the materials from the mixing drum, starting the motor, driving the rotating rod and the heating and stirring piece to rotate by the motor, and transmitting the melted materials through the flow guide pipe;

step two: the materials reach the conveying pipe through the guide pipe, the heating guide rod in the conveying pipe rotates to convey the materials, the heating guide rod is fixedly connected with an external power source, and the materials are conveyed through the heating guide rod and are output from the extrusion port to be subjected to injection molding;

step three: the material is moulded plastics under the cooperation of first injection mould and second injection mould, when drawing of patterns to the material, starts the movable block, and the movable block is driven by external cylinder, is straight reciprocating motion, and the fixed pin of fixing on the push rod rotates at the rotation intracavity under the promotion of movable block, promotes the different contact surfaces of injection molding, makes the injection molding form intact released.

Compared with the prior art, the invention has the beneficial effects that:

(1) the material is cooled and demolded after injection molding, when the material is demolded, the moving block is started, the moving block is driven by an external cylinder to do linear reciprocating motion, the other end of the push rod is fixedly arranged on the rotating plate and is fixed at a position which is not a circle center of the rotating plate, the problem of device locking is effectively prevented, different contact points of an injection molding piece can be pushed in different directions of a contact surface with the material through the pushing of the push rod, the separation film is matched, the demolding of the injection molding piece is facilitated, the injection molding piece is pushed out in a good form, and demolding work is completed;

(2) through setting up heating stirring piece, make the material heating that can be even when the stirring, heating stirring piece is for branching form support, makes the material flow through the branching in the stirring process, and can diversely the multi-angle heats the stirring to the material, has avoided the uneven problem of material heating, at the conveying subassembly that sets up of heating element below, makes the material heating at the in-process of constantly conveying, ensures that the material extrudes the good nature of quality.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a front view of the overall structure of the present invention;

FIG. 3 is a sectional view of the construction of the pusher member of the present invention;

FIG. 4 is a cross-sectional view of a heating assembly of the present invention;

fig. 5 is a cross-sectional view of a transfer assembly of the present invention.

In the figure: 1. a supporting seat; 2. a heating assembly; 21. a fixing plate; 22. a mixing drum; 23. a flow guide pipe; 24. heating the stirring member; 25. rotating the rod; 26. a motor; 27. fixing the transverse plate; 3. a transfer assembly; 31. a first injection mold; 32. a second injection mold; 33. a delivery pipe; 34. heating the guide rod; 35. an extrusion port; 4. a push-out assembly; 41. a fixing frame; 42. a moving block; 43. a fixed seat; 44. a T-shaped groove; 46. a rotating plate; 47. a push rod; 48. a fixing pin; 49. a rotation chamber; 410. separating the membrane; 5. and (4) a discharge port.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1-5, an injection molding apparatus for producing bottle caps comprises a supporting base 1 for supporting the entire apparatus, adjusting the height of the apparatus for monitoring and using by workers, a conveying assembly 3 fixedly mounted at the upper end of the supporting base 1, a heating assembly 2 fixedly mounted at the top of the conveying assembly 3, and a pushing assembly 4 fixedly mounted at one side of the conveying assembly 3; still seted up discharge gate 5 on the supporting seat 1, discharge gate 5 uses with the cooperation of ejecting subassembly 4, ejecting subassembly 4 is including fixed frame 41, install movable block 42 in the fixed frame 41, the one end of movable block 42 is equipped with push rod 47, be equipped with fixing base 43 between movable block 42 and the push rod 47, the one end fixed mounting of fixing base 43 is on movable block 42, and fixing base 43 keeps away from the one end of movable block 42 and has seted up T type groove 44, T type groove 44 internal rotation is connected with rotor plate 46, push rod 47 eccentric settings is on rotor plate 46, the non-centre of a circle position at rotor plate 46 is fixed to push rod 47, ensure that rotor plate 46's rotation atress is even when push rod 47 rotates, avoid because of the uneven equipment card that leads to of atress dies.

The conveying assembly 3 comprises a second injection mold 32, the second injection mold 32 is arranged on the inner wall of the fixed frame 41 in a sliding mode, a push rod 47 penetrates through the second injection mold 32, a rotating cavity 49 is formed in the second injection mold 32, a fixing pin 48 is fixedly arranged on the push rod 47, the fixing pin 48 is rotatably arranged in the rotating cavity 49, and a separating film 410 is fixedly arranged on one side, far away from the push rod 47, of the second injection mold 32 through screws; conveying assembly 3 still includes first injection mould 31, first injection mould 31 slides and sets up on the inner wall of fixed frame 41, and first injection mould 31 uses with the cooperation of second injection mould 32, one side that second injection mould 32 was kept away from to first injection mould 31 is equipped with conveyer pipe 33, extrusion port 35 has been seted up to the tip of conveyer pipe 33, extrusion port 35 uses with the cooperation of first injection mould 31, the material is extruded by extrusion port 35 and is flowed to between first injection mould 31 and the second injection mould 32, accomplish and mould plastics, it is connected with heating water conservancy diversion pole 34 still to rotate in the conveyer pipe 33, in the flow process of material, heating water conservancy diversion 23 cooperation external power supply takes place to rotate, with the more even stirring of material, make things convenient for going on of ejection of compact and injection molding process.

The heating assembly 2 comprises a fixing plate 21, a stirring cylinder 22 is arranged on one side of the fixing plate 21, a guide pipe 23 is fixedly connected to the lower end of the stirring cylinder 22, one end, far away from the stirring cylinder 22, of the guide pipe 23 is communicated with a conveying pipe 33, and the guide pipe 23 is fixedly connected with the conveying pipe 33; the upper end of churn 22 still is equipped with fixed diaphragm 27, fixed diaphragm 27 fixed mounting is on the lateral wall of fixed plate 21, fixed diaphragm 27 internal fixation has motor 26, motor 26's below is equipped with dwang 25, the power take off end fixed connection of dwang 25 and motor 26, the one end fixedly connected with heating stirring piece 24 of motor 26 is kept away from to dwang 25, cooperation through dwang 25 and motor 26 makes heating stirring piece 24 at the agitator internal rotation, with the even heating of material.

The working principle is as follows:

materials are injected from the mixing drum 22, the motor 26 is started, the motor 26 drives the rotating rod 25 and the heating and stirring part 24 to rotate, the heating and stirring part 24 heats and stirs the materials, the heating and stirring part 24 is bifurcated, the bifurcated heating and stirring part 24 can stir the materials at multiple angles and at different positions, and auxiliary heating is performed in the stirring process, so that the materials are heated more uniformly, the problem of material particles is solved, and the stirred materials flow into the conveying component 3 through the guide pipe 23;

the materials reach the conveying assembly 3 through the guide pipe 23, the conveying assembly 3 comprises a conveying pipe 33, a heating guide rod 34 is rotatably arranged in the conveying pipe 33, the heating guide rod 34 is fixedly connected with an external power source, the materials are continuously conveyed through continuous rotation and are heated in the conveying process, the next process is better carried out on the heated materials, and the extrusion port 35 is convenient to extrude smoothly;

the material is extruded from the extrusion port 35 under the matching of the first injection mold 31 and the second injection mold 32 to complete injection molding, the material needs to be cooled and demolded after injection molding, when the material is demolded, the moving block 42 is started, the moving block 42 is driven by an external cylinder to do linear reciprocating motion, the fixed pin 48 fixed on the push rod 47 under the pushing of the moving block 42 rotates in the rotating cavity 49, and a rotating thread is arranged in the rotating cavity 49, so that the fixed pin 48 can drive the push rod 47 to move forwards, meanwhile, the other end of the push rod 47 is fixedly arranged on the rotating plate 46 and fixed at a position which is not the center of a circle of the rotating plate 46, the problem of device jamming is effectively prevented, different contact points of the injection molding piece can be pushed in different directions with the contact surface of the material through the pushing of the push rod 47, the separation film 410 is matched, the demolding of the injection molding piece is convenient, and the injection molding piece is pushed out in a good shape, and (5) finishing demoulding.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An injection molding device for producing bottle caps comprises a supporting seat (1), and is characterized in that a conveying assembly (3) is fixedly mounted at the upper end of the supporting seat (1), a heating assembly (2) is fixedly mounted at the top of the conveying assembly (3), and a pushing assembly (4) is fixedly mounted on one side of the conveying assembly (3);

the push-out component (4) comprises a fixed frame (41), a moving block (42) is installed in the fixed frame (41), and a push rod (47) is arranged at one end of the moving block (42).

2. The injection molding device for producing the bottle cap as claimed in claim 1, wherein a fixing seat (43) is arranged between the moving block (42) and the push rod (47), one end of the fixing seat (43) is fixedly installed on the moving block (42), a T-shaped groove (44) is formed in one end of the fixing seat (43) far away from the moving block (42), a rotating plate (46) is rotationally connected in the T-shaped groove (44), and the push rod (47) is eccentrically arranged on the rotating plate (46).

3. The injection molding device for producing the bottle cap as claimed in claim 1, wherein the conveying assembly (3) comprises a second injection mold (32), the second injection mold (32) is slidably disposed on the inner wall of the fixed frame (41), the push rod (47) penetrates through the second injection mold (32), a rotating cavity (49) is formed in the second injection mold (32), a fixing pin (48) is fixedly mounted on the push rod (47), the fixing pin (48) is rotatably disposed in the rotating cavity (49), and a separating membrane (410) is fixedly mounted on one side of the second injection mold (32) away from the push rod (47) through a screw.

4. An injection molding device for producing bottle caps as claimed in claim 3, wherein the conveying assembly (3) further comprises a first injection mold (31), the first injection mold (31) is slidably disposed on the inner wall of the fixed frame (41), the first injection mold (31) is used in cooperation with a second injection mold (32), a conveying pipe (33) is disposed on a side of the first injection mold (31) far away from the second injection mold (32), an extrusion port (35) is disposed at an end of the conveying pipe (33), and the extrusion port (35) is used in cooperation with the first injection mold (31).

5. An injection moulding device for producing caps according to claim 4, characterised in that a heating deflector rod (34) is also rotatably connected inside the duct (33).

6. The injection molding device for producing the bottle cap as claimed in claim 4, wherein the heating assembly (2) comprises a fixing plate (21), a mixing drum (22) is arranged on one side of the fixing plate (21), a guide pipe (23) is fixedly connected to the lower end of the mixing drum (22), one end of the guide pipe (23) far away from the mixing drum (22) is communicated with the delivery pipe (33), and the guide pipe (23) is fixedly connected with the delivery pipe (33).

7. The injection molding device for producing the bottle cap as claimed in claim 6, wherein a fixing transverse plate (27) is further arranged at the upper end of the stirring cylinder (22), the fixing transverse plate (27) is fixedly installed on the side wall of the fixing plate (21), a motor (26) is fixedly installed in the fixing transverse plate (27), a rotating rod (25) is arranged below the motor (26), the rotating rod (25) is fixedly connected with the power output end of the motor (26), and one end, far away from the motor (26), of the rotating rod (25) is fixedly connected with a heating stirring piece (24).

8. The use method of the injection molding device for producing the bottle cap is characterized by comprising the following steps of:

the method comprises the following steps: materials are injected from the mixing drum (22), the motor (26) is started, the motor (26) drives the rotating rod (25) and the heating and mixing piece (24) to rotate, and the melted materials are transmitted through the guide pipe (23);

step two: the material reaches the conveying pipe (33) through the guide pipe (23), the heating guide rod (34) in the conveying pipe (33) rotates to convey, the heating guide rod (34) is fixedly connected with an external power source, and the material is output from the extrusion opening (35) to be injected through the transmission of the heating guide rod (34);

step three: the material is moulded plastics under the cooperation of first injection mould (31) and second injection mould (32), when drawing of patterns to the material, starts movable block (42), and movable block (42) are by external cylinder drive, are straight reciprocating motion, and fixed pin (48) on push rod (47) are rotated in rotation chamber (49) under the promotion of movable block (42), promote the different contact surfaces of injection molding, make the injection molding complete the form by the release.