CN218083934U - Injection mold of door plate handle - Google Patents

Abstract

The utility model discloses an injection mold of a door plate handle, which comprises a core plate, a handle injection molding mechanism, a positioning ejection mechanism and an ejection auxiliary mechanism; the top of the core plate is provided with a top template, and the bottom of the core plate is provided with a positioning template; the handle injection molding mechanism is arranged on the core plate and forms a door plate handle through injection molding by a mold; the positioning ejection mechanism is arranged on the positioning template; the utility model discloses during the use, through the required raw materials of passageway injection mold shaping of moulding plastics, the parallel flow leads to the die cavity on the core board, and the outside remaining raw materials of door plant handle can get into the water conservancy diversion wire casing and form rectangular form rim charge in the wire casing of moulding plastics simultaneously, makes the ascending lifting of arc liftout plate under the effect of spring through the top template that resets to promote rectangular form rim charge and drive the whole die cavity that breaks away from of door plant handle, thereby realize the quick ejecting of door plant handle body after the direct contact shaping not.

Description

Injection mold of door plate handle

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold of door plant handle.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. The injection molding method specifically comprises the steps of injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure, cooling and solidifying to obtain a molded product, wherein the injection molding mold is divided into a thermosetting plastic mold and a thermoplastic plastic mold according to molding characteristics.

However, the existing injection mold technology for the door plate handle has a certain problem, the existing injection mold for the door plate handle often directly contacts a product body in the ejection process of a formed product, so that the product body is left with an ejection trace, the product quality is affected, a manufacturer ejects corners of the product in order to avoid the trace caused to the body, the corner is easily subjected to residual temperature after the product is formed, the softening phenomenon is caused frequently, and the ejection success rate is reduced.

Disclosure of Invention

An object of the utility model is to provide an injection mold of door plant handle 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: an injection mold for a door plate handle comprises a core plate, a handle injection molding mechanism, a positioning ejection mechanism and an ejection auxiliary mechanism; the top of the core plate is provided with a top template, and the bottom of the core plate is provided with a positioning template; the handle injection molding mechanism is arranged on the core plate and forms a door plate handle through injection molding through a mold; the positioning ejection mechanism is arranged on the positioning template and used for ejecting the molded door panel handle and cutting the rim charge at the same time; the ejection auxiliary mechanism is arranged at the top of the core plate and used for cooling and lowering the temperature of the formed door panel handle during ejection.

Preferably, the handle injection molding mechanism comprises a cavity formed in the core plate, injection molding channels are formed in the core plate and the positioning template, inlets of the injection molding channels are located outside the core plate and the positioning template, and outlets of the injection molding channels face the cavity.

Preferably, location ejection mechanism includes two casings, two the casing symmetry is installed the top of locating template, the top of casing is equipped with the opening, and inside slidable mounting has arc liftout plate, the bottom symmetry of coreboard is equipped with two arc openings, arc open-ended inner wall is equipped with the location spout, the externally mounted of arc liftout plate has the slider, the arc liftout plate passes through the slider is in slide in the location spout, be equipped with the water conservancy diversion wire casing on the die cavity, be equipped with the wire casing of moulding plastics on the arc liftout plate, two curb plates are installed to the top symmetry of coreboard, the top template is installed at the top of curb plate, the inside symmetry of top template is equipped with a plurality of polished rods, slidable mounting has two fly leafs on the polished rod, the bottom one end fixed connection of polished rod has the fixed plate, the cutting piece is installed to the bottom of fly leaf, be equipped with the cutting groove on the fixed plate, the inside fixedly connected with a plurality of springs, the top one end fixed connection of spring is in the bottom of arc liftout plate.

Preferably, ejecting complementary unit is including installing respectively the air pump of coreboard both sides, the air outlet intercommunication of air pump has the tee bend hose, the inside of coreboard is equipped with the exhaust vent, the air outlet setting of exhaust vent is in the outside of die cavity, square protruding piece is installed at the top of coreboard, the inside of square protruding piece is the cavity form, and the bottom is equipped with the air intake, the outside intercommunication of square protruding piece has the tuber pipe, the one end orientation of going out the tuber pipe the wire casing of moulding plastics with the water conservancy diversion wire casing sets up, the one end intercommunication of tee bend hose is in inside the exhaust vent, the other end intercommunication of tee bend hose is in inside the air intake of square protruding piece.

Preferably, the top of the top template is fixedly connected to the first movable column, the top of the movable plate is fixedly connected to the second movable column, and one end of the top of the second movable column penetrates through the inner top of the top template.

Preferably, the bottom of the positioning template is fixedly connected with a mold bottom plate.

Preferably, a plurality of guide posts are fixedly connected to the top of the positioning template.

Preferably, fixing lugs are fixedly connected to the outer portions of the core plate, the positioning template, the mold bottom plate and the top template.

Preferably, a junction box is mounted on the outside of the bottom plate of the mold.

Preferably, the core plate is internally provided with a heating channel.

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

1. the utility model discloses during the use, through the required raw materials of injection mold shaping of injection molding passageway, and flow through to the die cavity on the core board, the outside remaining raw materials of door plant handle can enter water conservancy diversion wire casing and form rectangular form rim charge in the wire casing of moulding plastics simultaneously, make the arc liftout plate upwards lift under the effect of spring through resetting top template, thereby realize the quick ejecting of door plant handle body after the indirect contact shaping, operating personnel promotes the fly leaf to move down through starting external drive equipment, can excise the outside rectangular form rim charge of door plant handle after ejecting after the cutting disc bottom runs through the cutting groove, make the utility model discloses can excise the unnecessary rim charge of finished product after ejecting;

2. ejecting in-process, operating personnel can start the air pump, wind-force that the air pump blew out gets into the exhaust vent through tee bend hose one end and blows in order to the door plant handle body outside after the shaping, the other end of tee bend hose gets into and blows in towards water conservancy diversion wire casing and the wire casing of moulding plastics through square protruding piece bottom, thereby cool down the door plant handle body of shaping fast, cool off long banding rim charge department simultaneously, increase the hardness of rim charge, the reduction is remained high temperature and is leaded to plastics rim charge softening phenomenon, improve the success rate when ejecting.

Drawings

Fig. 1 is a schematic structural view of an injection mold of a door handle of the present invention;

fig. 2 is a schematic side view of the injection mold of the door handle of the present invention;

fig. 3 is a schematic structural view of a core plate in an injection mold of the door handle of the present invention;

FIG. 4 is a schematic cross-sectional view of the core plate and the shell in the injection mold of the door handle of the present invention;

fig. 5 is a schematic structural view of a movable plate and a fixed plate in the injection mold of the door handle of the present invention;

fig. 6 is the schematic view of the sectional structure of the fixing plate in the injection mold of the door handle of the present invention.

In the figure: 1. a top template; 2. a core plate; 3. positioning a template; 4. a mold base plate; 5. a heating channel; 6. a first movable column; 7. a second movable column; 8. fixing the ear; 9. a side plate; 10. a movable plate; 11. injection molding a channel; 12. an air pump; 13. a junction box; 14. a fixing plate; 15. a polish rod; 16. a square convex block; 17. an air outlet pipe; 18. an air outlet; 19. a cavity; 20. an arc ejector plate; 21. a spring; 22. molding a wire groove in an injection manner; 23. a three-way hose; 24. a housing; 25. a guide post; 26. positioning the chute; 27. a diversion wire groove; 28. a slider; 29. an arc-shaped opening; 30. cutting the slices; 31. and cutting the groove.

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 fig. 1 to 6, an embodiment of the present invention provides an injection mold for a door handle, including: the core plate 2, the handle injection molding mechanism, the positioning ejection mechanism and the ejection auxiliary mechanism.

Wherein, the top of the core plate 2 is provided with a top template 1, and the bottom of the core plate 2 is provided with a positioning template 3;

wherein, the handle mechanism of moulding plastics is installed on core plate 2, the handle mechanism of moulding plastics is including seting up the die cavity 19 on core plate 2, core plate 2 and locating template 3's inside all is equipped with the passageway 11 of moulding plastics, the import of passageway 11 of moulding plastics is located the outside of core plate 2 and locating template 3, the export of passageway 11 of moulding plastics all faces die cavity 19, during the use, inject into the required raw materials of mould shaping through the passageway 11 of moulding plastics, and flow through to the die cavity 19 on core plate 2, drive top template 1 through external drive equipment drives fixed plate 14 and pushes down and make die cavity 19 form airtight space, and drive core plate 2 simultaneously move down to laminating locating template 3, the raw materials of this in-process is moulded in die cavity 19.

The positioning ejection mechanism is mounted on the positioning template 3 and comprises two shells 24, the two shells 24 are symmetrically mounted at the top of the positioning template 3, an opening is formed in the top of each shell 24, an arc ejection plate 20 is slidably mounted in each shell, two arc openings 29 are symmetrically formed in the bottom of the core plate 2, a positioning chute 26 is formed in the inner wall of each arc opening 29, a sliding block 28 is mounted outside each arc ejection plate 20, each arc ejection plate 20 slides in the corresponding positioning chute 26 through the corresponding sliding block 28, when the positioning ejection mechanism is used, the shells 24 and the arc ejection plates 20 move into the corresponding arc openings 29, downward pressing force of the fixing plates 14 enables the arc ejection plates 20 to be located inside the shells 24 all the time, a flow guide slot 27 in each arc ejection plate 20 is parallel to an injection slot 22 in the cavity 19, the sliding blocks 28 can slide in the corresponding positioning chutes 26 when the shells 24 move, and the arc ejection plates 20 cannot deviate;

the molding cavity 19 is provided with a diversion line slot 27, the arc ejection plate 20 is provided with an injection line slot 22, the top of the core plate 2 is symmetrically provided with two side plates 9, the top of each side plate 9 is provided with a top template 1, the inside of the top template 1 is symmetrically provided with a plurality of polished rods 15, the polished rods 15 are slidably provided with two movable plates 10, one ends of the bottoms of the polished rods 15 are fixedly connected with a fixed plate 14, the bottoms of the movable plates 10 are provided with cutting blades 30, the fixed plate 14 is provided with cutting slots 31, the inside of a shell 24 is fixedly connected with a plurality of springs 21, one ends of the tops of the springs 21 are fixedly connected with the bottoms of the arc ejection plates 20, after the raw materials are cooled, door panel handles are formed, meanwhile, the raw materials left outside the door panel handles can enter the diversion line slot 27 and the injection line slot 22 to form a long strip-shaped rim material, the fixed plates 14 pressing on the arc ejection plates 20 are separated from the arc ejection plates 20 through the reset top template 1, the arc ejection plates 20 are lifted upwards under the action of the springs 21, the long-shaped ejection handles are driven to drive the door panel handles to be separated from the molding cavity 19 integrally, an operator pushes the long-shaped rim material to cut off the movable plates 10 by starting an external driving device, and the movable plates 10 to move downwards, and the movable plates 31 can eject the long-shaped door panels.

Wherein, ejecting complementary unit installs in the top of core plate 2, ejecting complementary unit is including installing the air pump 12 in core plate 2 both sides respectively, the air outlet intercommunication of air pump 12 has three-way hose 23, the inside of core plate 2 is equipped with exhaust vent 18, the air outlet setting of exhaust vent 18 is in the outside of die cavity 19, square bulge 16 is installed at the top of core plate 2, the inside of square bulge 16 is the cavity form, and the bottom is equipped with the air intake, the outside intercommunication of square bulge 16 has a tuber pipe 17, the one end of tuber pipe 17 sets up towards injection moulding wire casing 22 and diversion wire casing 27, the one end intercommunication of three-way hose 23 is inside exhaust vent 18, the other end intercommunication of three-way hose 23 is inside the air intake of square bulge 16, ejecting in-process, operating personnel can start wind-force air pump 12, the air pump 12 blows out-air vent 18 through three-way hose 23 one end in order to blow to the door plant handle body outside after the shaping, the other end of three-strip hose 23 gets into and blows towards diversion wire casing 27 and injection moulding through square bulge 16 bottom and blow the door plant handle, thereby cool off the door plant body shaping simultaneously.

As shown in fig. 1-6, the top of the top form 1 is fixedly connected to a first movable column 6, the top of the movable plate 10 is fixedly connected to a second movable column 7, one end of the top of the second movable column 7 penetrates through the inner top of the top form 1, the first movable column 6 at the top of the top form 1 can be connected to an external main driving device, the top form 1 is driven by the first movable column 6 to press the core plate 2 downwards, the bottom of the positioning form 3 is fixedly connected to a mold bottom plate 4, and the mold bottom plate 4 can fix the main body part on a plane; the top of the positioning template 3 is fixedly connected with a plurality of guide posts 25, and the guide posts 25 can penetrate through the core plate 2 to achieve the positioning and moving effects; the core plate 2, the positioning template 3, the die bottom plate 4 and the top template 1 are all fixedly connected with fixing lugs 8 at the outer parts, and external traction equipment can be connected to the fixing lugs 8, so that the core plate 2, the positioning template 3, the die bottom plate 4 and the top template 1 can be lifted and lowered; a junction box 13 is arranged outside the die bottom plate 4, and the junction box 13 can be used for installing a power circuit connected with external driving equipment; the core plate 2 is provided with a heating passage 5 inside, and the temperature in the core plate 2 can be controlled by the heating passage 5.

According to the technical scheme, the working steps of the scheme are summarized and carded: when the utility model is used, the raw materials needed by the molding of the mold are injected through the injection channel 11 and flow into the cavity 19 on the core plate 2, the top template 1 is driven by the external driving device to drive the fixed plate 14 to press down to form a closed space, and the core plate 2 is driven to move downwards to the laminating and positioning template 3 at the same time, in the process, the shell 24 and the arc ejection plate 20 move to the inside of the arc opening 29, the arc ejection plate 20 is always positioned inside the shell 24 by the downward pressing force of the fixed plate 14, the guide wire groove 27 on the arc ejection plate 20 is parallel to the injection wire groove 22 on the cavity 19, the slide block 28 can slide in the positioning chute 26 when the shell 24 moves, the position of the arc ejection plate 20 can not deviate, the raw materials form a door panel after being cooled, meanwhile, the raw materials remained outside the door panel can enter the guide wire groove 27 and the injection wire groove 22 to form a strip-shaped rim charge, the fixed plate 14 pressed on the arc-shaped ejector plate 20 is separated from the arc-shaped ejector plate 20 by resetting the top template 1, the arc-shaped ejector plate 20 is lifted upwards under the action of the spring 21 and pushes the long-strip-shaped rim charge to drive the door panel handle to be integrally separated from the cavity 19, an operator pushes the movable plate 10 to move downwards by starting the external driving equipment, the long-strip-shaped rim charge outside the ejected door panel handle can be cut after the cutting sheet 30 at the bottom of the movable plate 10 penetrates through the cutting groove 31, so that the door panel handle body after being formed can not be directly contacted while the door panel handle is ejected quickly, the redundant rim charge can be cut, the operator can start the air pump 12 in the ejection process, and wind power blown by the air pump 12 enters the air outlet 18 through one end of the three-way hose 23 to blow towards the outside of the formed door panel handle body, the other end of the three-way hose 23 enters from the bottom of the square protruding block 16 and blows towards the diversion wire slot 27 and the injection molding wire slot 22 through the air outlet pipe 17, so that the formed door plate handle body is cooled rapidly, the long strip-shaped rim charge is cooled, the hardness of the rim charge is increased, the phenomenon of softening the plastic rim charge caused by residual high temperature is reduced, and the success rate during ejection is improved.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. 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 (10)

1. The utility model provides an injection mold of door plant handle, includes that coreboard (2), handle injection moulding machine construct, location ejection mechanism and ejecting complementary unit, its characterized in that:

a top template (1) is arranged at the top of the core plate (2), and a positioning template (3) is arranged at the bottom of the core plate (2);

the handle injection molding mechanism is arranged on the core plate (2), and the handle injection molding mechanism forms a door plate handle through a mold by injection molding;

the positioning ejection mechanism is arranged on the positioning template (3) and is used for ejecting the formed door panel handle and cutting the rim charge at the same time;

the ejection auxiliary mechanism is arranged at the top of the core plate (2) and used for cooling and lowering the temperature of the formed door panel handle during ejection.

2. An injection mold for a door plate pull handle according to claim 1, characterized in that: the handle injection molding mechanism comprises a cavity (19) formed in a core plate (2), an injection molding channel (11) is arranged in the core plate (2) and a positioning template (3), an inlet of the injection molding channel (11) is located in the core plate (2) and the positioning template (3), and an outlet of the injection molding channel (11) faces towards the cavity (19).

3. An injection mold for a door handle as claimed in claim 2, wherein: the positioning ejection mechanism comprises two shells (24), the two shells (24) are symmetrically installed at the top of the positioning template (3), the top of the shell (24) is provided with an opening, an arc ejection plate (20) is installed in the shell in a sliding manner, two arc openings (29) are symmetrically installed at the bottom of the core plate (2), the inner wall of each arc opening (29) is provided with a positioning sliding groove (26), a sliding block (28) is installed outside the arc ejection plate (20), the arc ejection plate (20) is provided with a sliding block (28) through the sliding block (28) in the positioning sliding groove (26), a flow guide wire groove (27) is formed in the cavity (19), an injection molding wire groove (22) is formed in the arc ejection plate (20), two side plates (9) are symmetrically installed at the top of the core plate (2), a top template (1) is installed at the top of the side plates (9), a plurality of polish rods (15) are symmetrically installed in the top of the top template (1), two polish rods (15) are slidably installed on the polish rods (15), one end of the bottom of the polish rods (15) is fixedly connected with a fixing plate (14), a plurality of fixing plates (10) is installed with a cutting plate (30), and a plurality of cutting blade (21) is connected with a plurality of fixing plates (31), one end of the top of the spring (21) is fixedly connected to the bottom of the arc-shaped ejection plate (20).

4. An injection mold for a door handle as claimed in claim 3, wherein: ejecting complementary unit is including installing air pump (12) of core board (2) both sides respectively, the air outlet intercommunication of air pump (12) has three-way hose (23), the inside of core board (2) is equipped with exhaust vent (18), the air outlet setting of exhaust vent (18) is in the outside of die cavity (19), square protruding piece (16) are installed at the top of core board (2), the inside of square protruding piece (16) is the cavity form, and the bottom is equipped with the air intake, the outside intercommunication of square protruding piece (16) has air-out pipe (17), the one end orientation of air-out pipe (17) mould plastics wire casing (22) with water conservancy diversion wire casing (27) set up, the one end intercommunication of three-way hose (23) is in inside exhaust vent (18), the other end intercommunication of three-way hose (23) is in inside the air intake of square protruding piece (16).

5. An injection mold for a door handle as claimed in claim 3, wherein: the top of top template (1) fixed connection is in first activity post (6), the top fixedly connected with second activity post (7) of fly leaf (10), the top one end of second activity post (7) runs through the interior top of top template (1).

6. An injection mold for a door plate pull handle according to claim 4, wherein: and the bottom of the positioning template (3) is fixedly connected with a mold bottom plate (4).

7. An injection mold for a door plate pull handle according to claim 1, characterized in that: the top of the positioning template (3) is fixedly connected with a plurality of guide posts (25).

8. An injection mold for a door plate pull handle according to claim 6, wherein: the core plate (2), the positioning template (3), the mold bottom plate (4) and the top template (1) are fixedly connected with fixing lugs (8) at the outer parts.

9. An injection mold for a door pull according to claim 6, wherein: and a junction box (13) is arranged outside the die bottom plate (4).

10. An injection mold for a door handle as claimed in claim 1, wherein: and a heating channel (5) is arranged in the core plate (2).

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