CN218700740U

CN218700740U - Double-color injection mold

Info

Publication number: CN218700740U
Application number: CN202222895170.3U
Authority: CN
Inventors: 刘亚良
Original assignee: Jiangsu Longyou Precision Parts Manufacturing Co ltd
Current assignee: Jiangsu Longyou Precision Parts Manufacturing Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-24
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a double-colored injection mold, concretely relates to injection mold technical field, including movable mould A and movable mould B, movable mould A top is equipped with cover half A, movable mould B top is equipped with cover half B, cover half A and cover half B top are all fixed and are equipped with the pipe of moulding plastics, movable mould A and movable mould B one side all are equipped with the riser, the fixed axle that is equipped with in riser top, the riser top is equipped with the baffle. The utility model discloses an after material A stereotypes, before material B moulds plastics, rotate through electronic pivot drive baffle, rotate the baffle to movable mould A or movable mould B's top to this plays the effect that blocks to its inside material A of stereotyping, centrifugal force when avoiding movable mould A, movable mould B to rotate throws away the material A of stereotyping, because the existence of baffle also needn't reduce the rotational speed of disc in order to avoid material A to be thrown away, consequently do not influence the efficiency of processing.

Description

Double-color injection mold

Technical Field

The utility model belongs to the technical field of the injection mold technique and specifically relates to a double-shot injection mold that says so.

Background

The double-color injection molding is to successively inject two different materials into the same set of mold, and the finished product formed after the materials are cooled and shaped consists of the two materials, if the colors of the two materials are different, the finished product has two different colors, and except the appearance, the product manufactured by the method has higher connection strength between the two materials and is not easy to damage.

The common double-color injection mold comprises two groups of molds, each group of molds comprises a movable mold and a fixed mold, a first material is injected into one group of molds during injection molding, after shaping, the two movable molds are rotated, the movable molds of the two groups of molds are exchanged, a second material is injected into the mold where the shaped first material is located after the exchange, and processing can be completed after secondary shaping.

In the process, after the first material is shaped, the movable die is required to rotate with the shaped part, and in the rotating process, the movable die is in an open state, and the shaped part inside the movable die is easily thrown out by the centrifugal force generated when the movable die rotates, so that the processing efficiency is reduced if the rotating speed is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the utility model provides a double-colored injection mold to solve the problem that appears in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-colored injection mold, includes movable mould A and movable mould B, movable mould A top is equipped with cover half A, movable mould B top is equipped with cover half B, cover half A and cover half B top are all fixed and are equipped with the pipe of moulding plastics, and the melted material pours into through the pipe of moulding plastics, movable mould A and movable mould B one side all are equipped with the riser, the fixed axle that is equipped with in riser top, the riser top is equipped with the baffle, plays the effect of blockking to the raw materials that have become through the baffle, the spread groove has been seted up to the baffle outer end, the fixed axle is established inside the spread groove and fixed axle both ends respectively with spread groove both sides inner wall through electric rotating shaft swing joint.

Further, the bottom end of the movable mold A is provided with a disc, the movable mold A, the movable mold B and the two vertical plates are all installed at the top end of the disc, the bottom end of the disc is provided with a base, the disc is movably connected with the base through an electric rotating shaft, and the positions of the movable mold A and the movable mold B are changed through rotation of the disc.

Furthermore, the base top is fixed and is equipped with the stand, the stand is established at the disc rear side, the fixed control panel that is equipped with in stand one side can control all electrical components of this mould through control panel.

Furthermore, one end of the upright post extends to the tops of the movable mold A and the movable mold B and is provided with a hydraulic cylinder, the fixed mold A and the fixed mold B are controlled to lift through the hydraulic cylinder, a sleeve is sleeved at the outer end of the hydraulic cylinder, and the sleeve is fixedly arranged at one end of the upright post;

the sleeve comprises two semicircles, one of them the semicircles is connected through the bolt with stand one end fixed connection between two semicircles to this can dismantle the pneumatic cylinder.

Further, the bottom of the hydraulic cylinder is provided with a connecting plate, and two ends of the connecting plate respectively extend to the top ends of the fixed die A and the fixed die B and are connected with the fixed die A and the fixed die B through bolts, so that the fixed die A and the fixed die B synchronously move.

Furthermore, a connecting seat is fixedly arranged at the top end of the connecting plate, a buffer spring is fixedly arranged at the bottom end inside the connecting seat, the buffer effect is achieved by the aid of elasticity of the buffer spring, a limiting block is fixedly arranged at the top end of the buffer spring, and the bottom end of a piston rod of the hydraulic cylinder extends to the inside of the connecting seat and is fixedly connected with the top end of the limiting block.

The utility model discloses a technological effect and advantage:

the utility model discloses a after material A stereotypes, before material B moulds plastics, rotate through electronic pivot drive baffle, rotate the baffle to movable mould A or movable mould B's top to this plays the effect that blocks to its inside material A of stereotyping, centrifugal force when avoiding movable mould A, movable mould B to rotate throws away the material A of stereotyping, because the existence of baffle also needn't reduce the rotational speed of disc in order to avoid material A to be thrown away, consequently do not influence the efficiency of processing.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the baffle plate of the present invention in use;

FIG. 3 is a perspective view of the disc of the present invention;

FIG. 4 is a perspective view of the baffle plate of the present invention;

fig. 5 is a cross-sectional view of the connecting seat of the present invention.

The reference signs are: 1. a base; 2. moving a mold A; 3. moving the mold B; 4. fixing a mold A; 5. fixing a mold B; 6. a baffle plate; 7. a sleeve; 8. a hydraulic cylinder; 9. a column; 10. a connecting seat; 11. injection molding a tube; 12. a vertical plate; 13. a disc; 14. a control panel; 15. a connecting plate; 16. connecting grooves; 17. a fixed shaft; 18. a limiting block; 19. a buffer spring.

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.

Referring to the specification attached drawings 1-5, the utility model provides a double-shot injection mold, including movable mould A2 and movable mould B3, movable mould A2 top is equipped with cover half A4, movable mould B3 top is equipped with cover half B5, cover half A4 and cover half B5 top are all fixed and are equipped with injection molding pipe 11, and the melting material pours into through injection molding pipe 11, movable mould A2 and movable mould B3 one side all are equipped with riser 12, the fixed axle 17 that is equipped with in riser 12 top, riser 12 top is equipped with baffle 6, plays the effect of blockking to fashioned raw materials through baffle 6, spread groove 16 has been seted up to 6 outer ends of baffle, fixed axle 17 is established inside spread groove 16 and fixed axle 17 both ends respectively with 16 both sides inner wall of spread groove through electronic pivot swing joint.

The bottom end of the movable die A2 is provided with a disc 13, the movable die A2, the movable die B3 and the two vertical plates 12 are all installed at the top end of the disc 13, the bottom end of the disc 13 is provided with a base 1, the disc 13 is movably connected with the base 1 through an electric rotating shaft, and therefore the positions of the movable die A2 and the movable die B3 are changed through rotation of the disc 13.

In an initial state, a fixed die A4 is positioned at the top end of a movable die A2, a fixed die B5 is positioned at the top end of a movable die B3, two injection molding materials are respectively a material A and a material B, firstly, the material A in a molten state is injected into a space between the movable die A2 and the fixed die A4 through an injection molding pipe 11 at the top end of the fixed die A4, after a period of time, the material A is cooled and shaped, then the fixed die A4 and the fixed die B5 move upwards, so that the movable die A2 is separated from the fixed die A4, the movable die B3 is separated from the fixed die B5, the shaped material A is positioned in the movable die A2, after the fixed die A4 moves upwards, the top end of the movable die A2 is in an open state, and the shaped material A is directly exposed outside, at the moment, the baffle 6 close to the movable mold A2 rotates under the driving of the electric rotating shaft, the baffle 6 rotates around the fixed shaft 17 and then covers the top end of the movable mold A2 to block the material A which is already shaped in the movable mold A2, then the disc 13 drives the movable mold A2 and the movable mold B3 to rotate for one hundred eighty degrees, the positions of the baffle 6 and the movable mold B3 are exchanged, the baffle 6 close to the movable mold A2 always covers the top end of the movable mold A2 in the rotating process of the movable mold A2, the centrifugal force generated when the movable mold A2 rotates is avoided from throwing the material A which is shaped in the movable mold A2, and the rotating speed of the disc 13 is not reduced due to the existence of the baffle 6 to avoid throwing the material A, so that the processing efficiency is not influenced.

When the positions of the movable mold A2 and the movable mold B3 are exchanged, the baffle 6 covered on the top end of the movable mold A2 reversely rotates and leaves the top end of the movable mold A2, then the fixed mold A4 and the fixed mold B5 move downwards, the fixed mold A4 is covered on the top end of the movable mold B3, the fixed mold B5 is covered on the top end of the movable mold A2, then the material B in a molten state is injected into a space between the fixed mold B5 and the movable mold A2 through the injection molding pipe 11 on the top end of the fixed mold B5, after the material B is cooled, the shaped material A and the shaped material B are connected together to form a complete finished product, and when the material B is injected between the fixed mold B5 and the movable mold A2, the material A is injected into the space between the movable mold B3 and the fixed mold A4 through the injection molding pipe 11 at the top end of the fixed mold A4, after the finished product is cooled and shaped, the material A inside the movable mold B3 and the fixed mold A4 is also cooled and shaped, at the moment, the fixed mold A4 and the fixed mold B5 move upwards again so as to take out the finished product inside the movable mold A2, then the baffle plate 6 close to the movable mold B3 rotates in the same manner and covers the top end of the movable mold B3, so that the material A shaped inside the movable mold B3 is blocked, the disc 13 rotates one hundred eighty degrees again, the positions of the movable mold A2 and the movable mold B3 are changed again, and the cycle is repeated.

As shown in fig. 1, a column 9 is fixedly disposed at the top end of the base 1, the column 9 is disposed at the rear side of the disc 13, a control panel 14 is fixedly disposed at one side of the column 9, and all electrical components of the mold can be controlled through the control panel 14.

One end of the upright post 9 extends to the tops of the movable dies A2 and B3 and is provided with a hydraulic cylinder 8, the fixed die A4 and the fixed die B5 are controlled to lift through the hydraulic cylinder 8, a sleeve 7 is sleeved at the outer end of the hydraulic cylinder 8, and the sleeve 7 is fixedly arranged at one end of the upright post 9;

the sleeve 7 is composed of two half cylinders, wherein one half cylinder is fixedly connected with one end of the upright post 9, and the two half cylinders are connected through bolts, so that the hydraulic cylinder 8 can be disassembled.

The bottom of the hydraulic cylinder 8 is provided with a connecting plate 15, and two ends of the connecting plate 15 respectively extend to the top ends of the fixed die A4 and the fixed die B5 and are connected with the fixed die A4 and the fixed die B5 through bolts, so that the fixed die A4 and the fixed die B5 synchronously move.

The telescopic driving connecting plate 15 through the hydraulic cylinder 8 moves, and then the fixed die A4 and the fixed die B5 are controlled to move up and down, the hydraulic cylinder 8 is installed at one end of the upright post 9 through the sleeve 7, the sleeve 7 is composed of two half cylinders connected through bolts, the two half cylinders can be separated after the bolts are unscrewed, the hydraulic cylinder 8 can be separated from the upright post 9, then the connecting plate 15 and the fixed die A4 are detached and separated from the fixed die B5, so that the connection between the hydraulic cylinder 8 and the fixed die A4 can be disconnected, and the fixed die B5 can be detached and replaced, the connecting plate 15 is used for connecting the fixed die A4 and the fixed die B5, and the fixed die A4 and the fixed die B5 can be synchronously moved.

In order to avoid the thrust of pneumatic cylinder 8 to damage the mould, as shown in fig. 1, 5, the fixed connecting seat 10 that is equipped with in 15 tops of connecting plate, the inside bottom mounting of connecting seat 10 is equipped with buffer spring 19, utilizes buffer spring 19's elasticity to play the cushioning effect, buffer spring 19 top is fixed and is equipped with stopper 18, the piston rod bottom of pneumatic cylinder 8 extend to inside the connecting seat 10 and with stopper 18 top fixed connection.

When the piston rod of pneumatic cylinder 8 extends, the piston rod promotes stopper 18 downwards, and then drives connecting seat 10 and connecting plate 15, and drive cover half A4, cover half B5, after cover half A4, cover half B5 covers on corresponding movable mould, pneumatic cylinder 8 continues the downstream, and then promote stopper 18, make stopper 18 move down, buffer spring 19 is by appropriate compression, thrust after buffer spring 19 compresses promotes cover half A4, cover half B5 downwards, make the two by the lid tight, buffer spring 19's elasticity plays the cushioning effect simultaneously, avoid movable mould A2, movable mould B3, cover half A4, cover half B5 to be crushed by the thrust of pneumatic cylinder 8.

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a double-colored injection mold, includes movable mould A (2) and movable mould B (3), movable mould A (2) top is equipped with cover half A (4), movable mould B (3) top is equipped with cover half B (5), cover half A (4) and cover half B (5) top are all fixed and are equipped with injection molding pipe (11), its characterized in that: movable mould A (2) and movable mould B (3) one side all are equipped with riser (12), riser (12) top is fixed and is equipped with fixed axle (17), riser (12) top is equipped with baffle (6), spread groove (16) have been seted up to baffle (6) outer end, fixed axle (17) are established inside spread groove (16) and fixed axle (17) both ends respectively with spread groove (16) both sides inner wall through electronic pivot swing joint.

2. A two-shot injection mold as defined in claim 1, wherein: the novel vertical plate type steel pipe column is characterized in that a disc (13) is arranged at the bottom end of the movable mold A (2), the movable mold B (3) and the two vertical plates (12) are all installed at the top end of the disc (13), a base (1) is arranged at the bottom end of the disc (13), and the disc (13) is movably connected with the base (1) through an electric rotating shaft.

3. The double-shot injection mold of claim 2, wherein: the base (1) top is fixed and is equipped with stand (9), establish in disc (13) rear side stand (9), stand (9) one side is fixed and is equipped with control panel (14).

4. A two-color injection mold according to claim 3, characterized in that: one end of the upright post (9) extends to the tops of the movable dies A (2) and B (3) and is provided with a hydraulic cylinder (8), a sleeve (7) is sleeved at the outer end of the hydraulic cylinder (8), and the sleeve (7) is fixedly arranged at one end of the upright post (9);

the sleeve (7) is composed of two semi-cylinders, one of the semi-cylinders is fixedly connected with one end of the upright post (9), and the two semi-cylinders are connected through bolts.

5. The two-shot injection mold of claim 4, wherein: the bottom of the hydraulic cylinder (8) is provided with a connecting plate (15), and two ends of the connecting plate (15) respectively extend to the top ends of the fixed die A (4) and the fixed die B (5) and are connected with the fixed die A (4) and the fixed die B (5) through bolts.

6. The two-color injection mold according to claim 5, characterized in that: the connecting plate is characterized in that a connecting seat (10) is fixedly arranged at the top end of the connecting plate (15), a buffer spring (19) is fixedly arranged at the bottom end inside the connecting seat (10), a limiting block (18) is fixedly arranged at the top end of the buffer spring (19), and the bottom end of a piston rod of the hydraulic cylinder (8) extends to the inside of the connecting seat (10) and is fixedly connected with the top end of the limiting block (18).