CN220373840U - Plastic double-color injection mold for Bluetooth headset - Google Patents

Abstract

The utility model discloses a plastic double-color injection mold of a Bluetooth headset, which belongs to the technical field of injection molding devices and comprises a base, a lower mold and an upper mold, wherein a movable groove is formed in the top of the base, the lower mold is arranged in the movable groove in a sliding manner, a connecting plate is fixedly connected to the edge position of one side of the top of the lower mold, the connecting plate is arranged in an inverted L shape, a telescopic hydraulic pump is connected above the connecting plate relative to the outer wall of the lower mold through bolts, the upper mold is connected to the bottom end of the telescopic hydraulic pump through bolts, mold grooves are formed in the opposite positions of the top of the lower mold and the bottom of the upper mold, and a telescopic pipe is arranged at the top of the upper mold; according to the injection mold, the moving groove is arranged above the injection mold base, so that after the raw materials are injected into the mold, the moving groove can be moved and shaken, gas and bubbles in the raw materials can be rapidly shaken and removed in a moving shaking mode, the gas removing efficiency is improved in a relatively heating and removing mode, and the processing efficiency is improved.

Description

Plastic double-color injection mold for Bluetooth headset

Technical Field

The utility model relates to the technical field of injection molding devices, in particular to a plastic double-color injection mold for a Bluetooth headset.

Background

The Bluetooth headset is a tool for applying a wireless Bluetooth communication technology to the headset, the Bluetooth headset enables a user to avoid the trouble of annoying wires, and can easily communicate in various modes, the Bluetooth headset generally comprises a Zu Su plastic shell, an internal sounding unit, a battery and a chipset, when the plastic shell of the headset is produced, the Bluetooth headset is produced by adopting an injection molding manufacturing mode, the existing injection molding process is provided with a double-color injection molding process, two different materials are injected into the same set of mold, so that the injection molded part is formed by two materials, and the double-color injection molding can produce materials with electromagnetic wave interference resistance, high conductivity and the like to increase the product performance, thereby being very suitable for producing the plastic shell required by the Bluetooth headset and ensuring the stable use of Bluetooth communication.

The searched patent publication number is: the utility model provides an "earphone plastic casing injection mold" of CN210651694U, wherein include the die holder and the upper die base that are the open side installation of U type base of moulding plastics and the base of moulding plastics, the upper and lower both ends of base of moulding plastics are constructed to the link plate that is parallel to each other, and be supported by four sets of stable connecting rods between two sets of link plates, the fixed cooperation of connecting rod fixed slot that sets up on the link plate structure is connected to the both ends of stable connecting rod, a set of hinge slot has been seted up to the bottom link plate one side of base of moulding plastics, the first pivot jack-in groove that supplies the pivot to insert is seted up to the both sides of hinge slot, the lower die holder is installed in the up end of base bottom link plate of moulding plastics, install a set of hydraulic pump on the top link plate of base of moulding plastics, this earphone plastic casing injection mold is rational in infrastructure, stability is strong, and the promotion of yields can be realized in negative pressure exhaust, effectively prevent because of the gas emission is incomplete, the problem of in the shaping of plastic part in the die cavity. According to the scheme, the raw materials in the die are heated, so that bubble gas in the raw materials is eliminated at a high temperature, but the raw material gas is removed in a heating mode, the efficiency is low, a certain heating time is required to be waited, the gas and the bubbles in the raw materials can be completely removed, and therefore the injection molding efficiency is reduced, and the production efficiency of the earphone plastic shell is affected.

Disclosure of Invention

The utility model aims to provide a plastic double-color injection mold for a Bluetooth headset, which solves the problems that the efficiency of removing raw material gas by a heating mode in the prior art is low, and the gas and bubbles in the raw material can be completely removed after waiting for a certain heating time, so that the injection efficiency is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a bluetooth earphone plastic double-colored injection mold, includes frame, bed die and last mould, the movable groove has been seted up at the frame top, the movable groove inside groove has been located in the bed die slip, bed die top one side edge position fixedly connected with connecting plate, the connecting plate is the setting of falling L type, the outer wall bolted connection of the relative bed die in connecting plate top has flexible hydraulic pump, go up mould bolted connection in flexible hydraulic pump bottom, the mould groove has all been seted up to bed die top and last mould bottom relative position, flexible pipe is installed at the mould top, the frame has been close to the intermediate position of movable groove below inside groove and has been seted up a spout, bed die bottom fixedly connected with slider, and a slider and a spout sliding connection, a spout one side inside groove wall rotation is connected with two-way screw thread lead screw, two-way screw and a slider run through and threaded connection.

Further, an inner groove wall bolt which is rotatably installed relative to the bidirectional threaded screw rod of the first chute is connected with a motor, and the output end of the motor is fixedly connected with the end head of the bidirectional threaded screw rod.

Further, the machine base is connected with a rotating roller in an embedded rotating manner at the bottom position close to the inner groove of the moving groove, and the rotating roller is attached to the bottom of the lower die for rolling.

Further, the lateral inner groove walls of the two opposite sides of the base, which are close to the moving groove, are respectively provided with a second sliding groove, the side wall position of the lower die, which is opposite to the second sliding groove, is fixedly connected with a second sliding block, and the second sliding block and the second sliding groove are in adaptive sliding.

Further, the relative positions of the top of the lower die and the bottom of the upper die are respectively provided with a positioning groove and a positioning strip fixedly connected with the positioning grooves, and the positioning strips are spliced with the positioning grooves.

Further, the side wall of the lower die is provided with a water inlet head and a water outlet head, a cooling pipe is arranged between the water inlet head and the water outlet head, and the cooling pipe is fixedly connected to the lower position, close to the die cavity, of the lower die in an embedded manner.

Compared with the prior art, the utility model has the beneficial effects that:

the injection mold in the embodiment is arranged in the moving groove above the injection molding machine seat, so that after the raw materials are injected into the mold, the mold can move and shake in the moving groove, and the gas and the bubbles in the plastic injection molding raw materials of the Bluetooth headset can be rapidly shaken and removed in a moving shaking mode, so that the gas removal efficiency is improved in a relatively heating and removing mode, and the processing efficiency is improved;

the mould bottom sets up slider, spout and two-way screw thread lead screw, rotates through two-way screw thread lead screw and drives slider and reciprocate about the spout inside, and then realizes the stability and the efficiency that the mould of top moved about and rocked.

Drawings

FIG. 1 is a schematic perspective view of an injection molding apparatus and a mold according to the present utility model;

FIG. 2 is a schematic cross-sectional view of an injection molding apparatus and a mold according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is an enlarged view of the structure of fig. 1 at B in the present utility model.

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. a base; 2. a moving groove; 3. a lower die; 4. a connecting plate; 5. a telescopic hydraulic pump; 6. an upper die; 7. a die cavity; 8. a telescopic tube; 9. a first chute; 10. a first sliding block; 11. a two-way threaded screw rod; 12. a motor; 13. a rotating roller; 14. a second slide block; 15. a second chute; 16. a positioning strip; 17. a positioning groove; 18. a water inlet head; 19. a water outlet head; 20. and (5) cooling the tube.

Detailed Description

Example 1

Please refer to fig. 1-4: the utility model provides a bluetooth headset plastic double-colored injection mold, including frame 1, bed die 3 and last mould 6, bed die 3 and the inside heating wire that has all embedded of last mould 6, be used for the heating injection molding to the raw materials use, moving slot 2 has been seted up at frame 1 top, bed die 3 slides and locates moving slot 2 inside groove, moving slot 7 has been seted up to side edge position fixedly connected with connecting plate 4 in bottom 3 top, connecting plate 4 is the setting of falling L type, the outer wall bolted connection of connecting plate 4 top relative bed die 3 has flexible hydraulic pump 5, go up mould 6 bolted connection in flexible hydraulic pump 5 bottom, bed die 3 and last mould 6 are connected through connecting plate 4, and through the removal in moving slot 2, and then the convenience is in the mode of removing the bubble in the raw materials of injection molding bluetooth headset plastic part through removing the removal and rocking, promote the quality of bluetooth headset plastic part injection molding, prevent the air pocket, mould 3 top and last mould 6 bottom relative position have all been seted up, flexible pipe 8 is installed at last mould 6 top, flexible pipe 8's the other end is connected with earphone raw materials storage device, frame 1 is close to moving slot 2 below intermediate position and has a flexible hydraulic pump 5, go up 6 bolted connection in flexible hydraulic pump 5 bottom, go up 3 and last mould 6 through the slider 10 and a left side and a slider number 10 and a two-way thread 11, and a two-way thread connection, and a slider 10 is realized in the two-way thread groove, and a two-way thread connection is realized, and a slider 10 is passed through to the two-way thread through to the slider, and a number of the slider is connected with a slider, and a thread groove is connected with a thread groove, and a 10 is convenient, and a thread groove and a 10.

The inside wall bolted connection that spout 9 was installed relatively two-way screw lead screw 11 has motor 12, motor 12's output and two-way screw lead screw 11 end fixed connection, motor 12 drives two-way screw lead screw 11 and rotates, the characteristic of two-way screw lead screw 11 can be under the condition that need not motor 12 forward and backward rotation, and then realize slider 10's reciprocating motion, and then realize that bed die 3 rocks in the travelling tank 2, and then promote efficiency and the convenience that bluetooth headset plastic part injected plastics raw materials bubble was got rid of, bed die 3 is close to the below position inside of die tank 7 is equipped with cooling tube 20, the both ends of cooling tube 20 are connected with water inlet head 18 and water outlet head 19 respectively, water inlet head 18 and water outlet head 19 fixed connection are in the outer wall of one side of bed die 3, and water inlet head 18 and water outlet head 19 external have the cooler plastic pipe for carry the cooling water, and then conveniently accomplish the back of moulding plastics, conveniently, the quick cooling down moulding plastics, the convenience drawing of patterns, prevent the adhesion, promote bluetooth headset plastic part quality of moulding plastics and the efficiency of production.

Example two

As shown in fig. 1-2 and fig. 4, further improvements were made on the basis of example 1:

for the stability and the efficiency of promoting bluetooth headset plastic part's injection mold processing, frame 1 is close to 2 inside groove bottom positions of movable groove and embedded rotation is connected with roller 13, roller 13 rolls with the laminating of bed die 3 bottom, make the removal process of bed die 3 in movable groove 2 more smooth and easy stable through roller 13, no. two spout 15 have all been seted up to the inside cell wall of the relative both sides of frame 1 near movable groove 2, no. two spout 15 adaptation slip has No. two slider 14, no. two slider 14 fixed connection is in the lateral wall position of bed die 3 relative No. two spout 15, bed die 3 is through No. two slider 14 and No. two limit and the slip of spout 15, and then promote the removal of bed die 3 to shake steadily, prevent simultaneously to empty, promote the stability that the mould was used, the constant head tank 17 has been seted up at the bed die 3 top, constant head tank 17 inside groove adaptation grafting has a constant head tank 16, constant head tank 16 fixedly connected to the relative position in upper die 6 bottom, when upper die 6 descends to the top of bed die 3, through constant head tank 16 and constant head tank 17 adaptation grafting, and then guarantee the accuracy of die 7, and the quality of the injection molding headset of assurance is produced to the plastic part.

Working principle: when the novel Bluetooth headset plastic injection molding machine is used, the upper die 6 above is extended by starting the telescopic hydraulic pump 5 to move downwards to the upper part of the lower die 3, meanwhile, the positioning strip 16 is inserted into the positioning groove 17, the upper die and the lower die are guaranteed to be closed accurately, the telescopic pipe 8 is extended in the process and is used for conveying the Bluetooth headset plastic injection molding raw materials into the die grooves 7 of the upper die 6 and the lower die 3 for injection molding, the motor 12 is started in the process to drive the bidirectional threaded screw rod 11 to rotate in the first sliding groove 9, the first sliding block 10 is driven to move left and right in the first sliding groove 9 in a reciprocating manner, the upper die is further made to move and shake in the moving groove 2, gas in the Bluetooth headset plastic injection molding raw materials is rapidly discharged in a shaking manner, then external cooling water is conveyed into the cooling pipe 20 through the water pipe connected with the water inlet head 18 to cool a finished product in the die groove 7, then the cooling water is discharged through the water outlet head 19, rapid cooling and demolding is achieved, and the telescopic hydraulic pump 5 is contracted to drive the upper die 6 to move up and reset, and then the Bluetooth headset shell can be taken out for injection molding.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a bluetooth headset plastic double-colored injection mold, includes frame (1), bed die (3) and last mould (6), its characterized in that: the utility model discloses a high-speed hydraulic machine is characterized in that a movable groove (2) is arranged at frame (1) top, movable groove (2) inside groove is arranged in the sliding of bed die (3), bed die (3) top one side edge position fixedly connected with connecting plate (4), connecting plate (4) are the setting of type L that falls, the outer wall bolted connection of relative bed die (3) in connecting plate (4) top has flexible hydraulic pump (5), go up mould (6) bolted connection in flexible hydraulic pump (5) bottom, mould groove (7) have all been seted up to bed die (3) top and last mould (6) bottom relative position, flexible pipe (8) are installed at last mould (6) top, frame (1) is close to the intermediate position of movable groove (2) below inside groove and has been seted up runner (9), bed die (3) bottom fixedly connected with slider (10), and slider (10) and runner (9) sliding connection, a runner (9) one side inner wall rotation is connected with two-way screw lead screw (11), screw lead screw (11) and thread lead screw (10) run through.

2. The plastic double-color injection mold of the Bluetooth headset according to claim 1, wherein the first chute (9) is rotatably installed relative to the bidirectional threaded screw rod (11) and is connected with a motor (12) through an inner groove wall bolt, and the output end of the motor (12) is fixedly connected with the end head of the bidirectional threaded screw rod (11).

3. The plastic double-color injection mold of the Bluetooth headset according to claim 1, wherein a rotating roller (13) is connected at the bottom of the inner groove of the base (1) close to the moving groove (2) in an embedded rotating manner, and the rotating roller (13) is attached to the bottom of the lower mold (3) in a rolling manner.

4. The plastic double-color injection mold of the Bluetooth headset according to claim 1, wherein two sliding grooves (15) are formed in the lateral inner groove walls of two opposite sides of the base (1) close to the movable groove (2), a second sliding block (14) is fixedly connected to the side wall of the lower mold (3) opposite to the second sliding groove (15), and the second sliding block (14) and the second sliding groove (15) are adapted to slide.

5. The plastic double-color injection mold of the Bluetooth headset according to claim 1, wherein a positioning groove (17) and a positioning strip (16) are respectively arranged at the opposite positions of the top of the lower mold (3) and the bottom of the upper mold (6), and the positioning strip (16) is inserted into the positioning groove (17).

6. The plastic double-color injection mold of the Bluetooth headset according to claim 1, wherein a water inlet head (18) and a water outlet head (19) are arranged on the side wall of the lower mold (3), a cooling pipe (20) is arranged between the water inlet head (18) and the water outlet head (19), and the cooling pipe (20) is fixedly connected to the lower position, close to the mold cavity (7), of the lower mold (3) in an embedded manner.