CN220464543U - Plug injection mold - Google Patents

Abstract

The application relates to the field of injection molds, in particular to a plug injection mold. The injection molding die comprises a lower die plate, wherein an installation groove is formed in the lower die plate, an injection molding die plate is arranged in the installation groove, an upper die plate is arranged on one side, away from the lower die plate, of the injection molding die plate, a cavity is formed in one side, close to the upper die plate, of the injection molding die plate, a runner is connected with the cavity in a conducting mode, a core is arranged on one side, close to the injection molding die plate, of the upper die plate, an ejection assembly is arranged between the lower die plate and the injection molding die plate, and the injection molding die plate is driven to be close to or away from the bottom of the installation groove. The application has the effects of reducing waiting time for feeding and injection molding after blanking and improving production efficiency.

Description

Plug injection mold

Technical Field

The application relates to the field of injection molds, in particular to a plug injection mold.

Background

The power line plug is formed by placing the power line plug on an injection molding machine by an embedded embedding method. The power line and the hardware (plug) are welded, the injection mold is designed according to the product, the hardware (plug) and the power line are placed at the position fixed in the injection mold, the hardware and the connection part of the hardware and the power line are placed in a cavity formed in the injection mold, and the hardware and the connection part are wrapped by plastic to form the power line plug through injection molding in the cavity.

In the prior art, when the plug is subjected to injection molding, a driving mechanism is generally used for controlling the upper and lower templates of the injection mold to be attached or separated, the upper template and the lower template are attached to form a cavity for injection molding, and the upper template and the lower template are separated to place hardware into the cavity or to carry out blanking on the molded plug after injection molding. When carrying out material loading hardware or unloading shaping plug to the lower bolster, generally need wait to mould plastics when accomplishing and the unloading of the product of last cycle injection molding, carry out the preparation material loading of next cycle again, such production efficiency is lower.

The prior art is therefore subject to improvement based on the above-mentioned problems.

Disclosure of Invention

The purpose of this application is to reduce the latency of unloading back again material loading injection molding, promotes production efficiency.

The technical aim of the application is achieved through the following technical scheme: the utility model provides a plug injection mold, includes the lower bolster, be equipped with the mounting groove on the lower bolster, be equipped with the template of moulding plastics in the mounting groove, one side that the lower bolster was kept away from to the template of moulding plastics is equipped with the cope match-plate pattern, the template of moulding plastics is close to one side of cope match-plate pattern is equipped with the die cavity, the die cavity switches on and is connected with the runner, one side that the cope match-plate pattern is close to the template of moulding plastics is equipped with the core, be equipped with ejecting subassembly between lower bolster and the template of moulding plastics, drive the template of moulding plastics is close to or is kept away from the mounting groove tank bottom.

Through adopting above-mentioned technical scheme, the injection moulding template is fixed in on the lower bolster through the mounting groove is stable accurate, and when cope match-plate pattern and lower bolster were pasted, the cavity on the core of cope match-plate pattern and the injection moulding template constitutes the cavity of moulding plastics, and cavity and mould lateral wall switch on are formed with the runner, carry out the injection moulding through the cavity in the runner to the mould. When the injection molding is finished, the upper template is separated from the lower template, the injection molding template is synchronously ejected out through the ejection assembly to separate the lower template, the injection molding template with the feeding hardware installed through quick replacement can be started for injection molding production of the next period, the injection molding production efficiency is improved, the problem that the production efficiency is low because the feeding of the next period is easily caused after the product blanking of the previous period is needed to wait is avoided.

Optionally, ejecting subassembly includes first ejecting piece, second ejecting piece and support piece, first ejecting piece and second ejecting piece structure are the same, install between first ejecting piece and the second ejecting piece support piece, first ejecting piece includes slip track and driving piece, be equipped with the slider on the slip track, install on the slider support piece, the slider is connected with the driving piece, through the driving piece drive, the slider is in the slip track slides, drives the support piece supports the injection molding template and keeps away from or be close to the mounting groove tank bottom.

Through adopting above-mentioned technical scheme, the driving piece provides power, and slip track and slider have the guide effect, set up the direction motion along the slip track through driving piece drive slider, and the injection molding template that the supporting part was supported on the slider drove can be by ejecting mounting groove separation lower bolster, conveniently changes the injection molding template in the mounting groove. And by placing the replaced injection molding die plate on the support, the injection molding die plate can be stably mounted into the mounting groove through the ejection assembly 8.

Optionally, a first embedding groove is formed in the sliding piece, two ends of the supporting piece are respectively installed and embedded on the sliding piece on the first ejection piece and the second ejection piece, a second embedding groove is formed in the injection molding template, the injection molding template is embedded in the supporting piece through the second embedding groove, and the supporting piece is far away from one side of the first embedding groove, and the injection molding template can slide on the supporting piece.

Through adopting above-mentioned technical scheme, first ejecting and second ejecting have support piece through the first dress caulking groove steady mounting that sets up on the slider, make support piece can move along with the slider motion, the template of moulding plastics is adorned through the second and is inlayed on support piece, make the template of moulding plastics install on support piece steadily and can slide relative support piece, make things convenient for support piece to drive the template vertical movement of moulding plastics steadily fast, and through support piece guide effect, make the template of moulding plastics slide along support piece setting direction, can dismantle the change fast, and avoid producing great wearing and tearing between template of moulding plastics and support piece, the mounting groove tank bottom.

Optionally, a third embedded groove is concavely arranged at the bottom of the mounting groove, and the first embedded groove and the third embedded groove can be conducted, installed and connected with the supporting piece.

Through adopting above-mentioned technical scheme, drive the template of moulding plastics at support piece and be close to the mounting groove tank bottom, dodge support piece through the third dress caulking groove, increase the area of contact of template of moulding plastics and mounting groove tank bottom, make the template of moulding plastics set up in the mounting groove steadily, through the mutual joint support piece of second dress caulking groove and third dress caulking groove, make further spacing stable installation between template of moulding plastics and the mounting groove, guarantee the accuracy of template mounted position of moulding plastics, avoid the product of moulding plastics to produce badly.

Optionally, the sliding part is provided with a first clamping part, the injection molding template is provided with a second clamping part, and the first clamping part is matched with the second clamping part in a clamping way.

Through adopting above-mentioned technical scheme, through support piece joint injection molding template, avoid the injection molding template to produce horizontal displacement on support piece, through first joint spare and second joint spare cooperation joint, avoid the injection molding template to produce vertical displacement on support piece. The fixed position of accurate stable installation on the slider of messenger's moulding plastics template, maintain the accurate stability of moulding plastics, and make the moulding plastics template slide along support piece setting direction only and change dismantlement or installation, prevent misoperation and cause the subassembly to damage easily.

Optionally, the sliding part is kept away from one side indent formation supporting groove of first dress caulking groove, the driving part includes the cylinder, be equipped with the telescopic link in the cylinder, the one end that the telescopic link was kept away from to the cylinder is installed on the lower bolster, the one end butt that the telescopic link was kept away from the cylinder the supporting groove tank bottom drives injection molding template on the supporting part is close to or keeps away from the mounting groove tank bottom.

Through adopting above-mentioned technical scheme, flexible cylinder easily installs and maintains, has great load ability support slider and the support piece and the template motion of moulding plastics on it, has more stable supporting strength and speed to stably drive the template of moulding plastics and dismantle change or install.

Optionally, the sliding track is a ball guide.

By adopting the technical scheme, the ball guide rail positioning accuracy is high, the high walking accuracy is easy to obtain, and in the sliding process, the friction force applied by points, namely the surfaces, is small in loss, so that the high-speed movement without gaps can be realized, and the high accuracy of the die can be maintained for a long time.

Optionally, a first guide member is arranged on the lower template, a second guide member is arranged on the upper template corresponding to the first guide member, and the first guide member and the second guide member are matched and guided.

Through adopting above-mentioned technical scheme, make cope match-plate pattern and lower bolster align laminating or separation setting, obtain the direction accuracy between first guide and the second guide, make the cope match-plate pattern can follow the orbit removal that first guide and second guide self cooperation set for when laminating or separating with the lower bolster, make cope match-plate pattern and lower bolster accurate laminating, the die cavity on the core of cope match-plate pattern and the injection moulding template is through accurate laminating, die cavity and core constitute accurate cavity, when making the mould plastics, can mould plastics according to accurate combination's cavity, prevent the risk that production unqualified product influences the product performance.

In summary, the present application at least includes the following beneficial effects:

1. the injection molding template is stably, precisely and accurately installed on the lower template through the installation groove, when the upper template is attached to the lower template, a core of the upper template and a cavity on the injection molding template form an injection molding cavity, a runner is formed by conducting the cavity and the side wall of the mold, and the cavity in the mold is injected through the runner. When the injection molding is finished, the upper template is separated from the lower template, the injection molding template is synchronously ejected out through the ejection assembly to separate the lower template, the injection molding template with the feeding hardware installed through quick replacement can be started for injection molding production of the next period, the injection molding production efficiency is improved, the problem that the production efficiency is low because the feeding of the next period is easily caused after the product blanking of the previous period is needed to wait is avoided.

2. The first ejection piece and the second ejection piece are fixedly arranged with the supporting piece through the first embedding groove arranged on the sliding piece, so that the supporting piece can move along with the movement of the sliding piece, the injection molding template is embedded on the supporting piece through the second embedding groove, the injection molding template is fixedly arranged on the supporting piece and can slide relative to the supporting piece, the supporting piece is conveniently and stably and rapidly driven to vertically move, and the injection molding template slides along the setting direction of the supporting piece through the guiding effect of the supporting piece, the quick disassembly and the replacement can be carried out, and the injection molding template is prevented from being worn and abraded greatly between the injection molding template and the bottom of the supporting piece and the installation groove.

3. The ball guide rail has high positioning precision, high walking precision is easy to obtain, and in the sliding process, the friction force applied by points, namely the surfaces, is small, so that the high-speed movement without gaps can be realized, and the high precision of the die can be maintained for a long time.

Drawings

Fig. 1 is a schematic structural view of a plug injection mold.

Fig. 2 is a schematic view of an ejector assembly.

Fig. 3 is a schematic structural view of the upper die plate.

Fig. 4 is a schematic diagram of the structure of an injection molding die plate.

Fig. 5 is a schematic structural view of the driving member.

Reference numerals

1. A lower template; 2. a mounting groove; 3. injection molding the template; 4. an upper template; 5. a cavity; 6. a flow passage; 7. a core; 8. an ejection assembly; 81. a first ejection member; 811. a sliding rail; 812. a driving member; 8121. a cylinder; 8122. a telescopic rod; 813. a slider; 82. a second ejection member; 83. a support; 9. a first mounting groove; 10. a second mounting groove; 11. a third caulking groove; 12. a first clamping piece; 13. a second clamping piece; 14. a support groove; 15. a first guide; 16. and a second guide.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

In this embodiment, referring to fig. 1 and 2, a plug injection mold includes four parts of a lower mold plate 1, an injection mold plate 3, an upper mold plate 4, and an ejection assembly 8. Preferably, the lower template 1 is concavely provided with the mounting groove 2, the opposite sides of the mounting groove 2 are communicated with the side wall of the lower template 1, an ejection assembly 8 is arranged at the position, close to the mounting groove 2, of the lower template 1, the ejection assembly 8 penetrates through the mounting groove 2, and one side, far away from the bottom of the mounting groove 2, of the ejection assembly 8 is provided with the injection molding template 3, so that the ejection assembly 8 is clamped between the injection molding template 3 and the bottom of the mounting groove 2.

Referring to fig. 3 and 4, when the upper mold plate 4 and the injection mold plate 3 are combined, a core 7 on the upper mold plate 4 and a cavity 5 on the injection mold plate 3 are combined to form a cavity, and injection molding molten material is injected into the cavity through a runner 6 communicating with the cavity 5. Referring to fig. 1, after injection molding is completed, an injection molding template 3 and a lower template 1 are separated through an upper template 4, a synchronous ejection assembly 8 ejects the injection molding template 3 away from the bottom of a mounting groove 2, so that the injection molding template 3 and the lower template 1 are separated, the injection molding template 3 can be pulled out of the mounting groove 2 through a gap between the upper template 4 and the lower template 1 through a manual or driving machine to complete blanking, the injection molding template 3 which is not subjected to injection molding after being fed is installed into the mounting groove 2 through retraction of the ejection assembly 8, and injection molding production of the next cycle is continued through film combination of the upper template 4, so that waiting time for feeding injection molding after blanking is shortened, and production efficiency is improved.

In the present embodiment, referring to fig. 2, the ejection assembly 8 includes three parts of a first ejection member 81, a second ejection member 82, and a support member 83. The first ejection member 81 and the second ejection member 82 have the same structure, and the first ejection member 81 and the second ejection member 82 are respectively arranged on the side surface of the conduction position of the lower die plate 1, which is close to the mounting groove 2. The first ejector 81 includes a slide rail 811 provided on a side surface of the lower die plate 1 in communication with the mounting groove 2, preferably the slide rail 811 is provided perpendicularly to the ground, and the slide rail 811 is a ball guide, a slide member 813 is provided on the slide rail 811, the slide member 813 is slidable on the slide rail 811, a driving member 812 is mounted on the lower die plate 1, and the slide member 813 is controlled to slide on the slide rail 811 by driving the driving member 812. The sliding piece 813 is far away from the upper concave of the bottom of the lower die plate 1 and is provided with a first embedding groove 9, the sliding block of the second ejection piece 82 is correspondingly provided with the first embedding groove 9, preferably, the supporting piece 83 is a strip-shaped guide rail, the supporting piece 83 is provided with two first embedding grooves 9 which are arranged in parallel, two ends of the supporting piece 83 are respectively installed and embedded in the first embedding grooves 9 on the first ejection piece 81 and the second ejection piece 82, the supporting piece 83 penetrates through the mounting groove 2 from two side openings conducted by the mounting groove 2, one side of the supporting piece 83 far away from the bottom of the mounting groove 2 is provided with the injection molding die plate 3, the injection molding die plate 3 is provided with a second embedding groove 10 near the bottom of the mounting groove 2, the second embedding groove 10 can be embedded on the supporting piece 83, and the injection molding die plate 3 supported by the supporting piece 83 is driven to be near or far away from the bottom of the mounting groove 2 through sliding of the sliding piece 813 on the sliding rail 811.

In this embodiment, referring to fig. 2 and 4, it is preferable that the bottom of the mounting groove 2 is provided with a third embedding groove 11 corresponding to the concave of the supporting member 83, when the sliding block drives the supporting member 83 to move towards the bottom of the mounting groove 2, the supporting member 83 is avoided through the third embedding groove 11, so that the injection molding template 3 can be stably supported by the bottom of the mounting groove 2, the supporting member 83 is clamped with the third embedding groove 11 through the second embedding groove 10, the injection molding template 3 and the mounting groove 2 are further limited and stably mounted, the accuracy of the mounting position of the injection molding template 3 is ensured, and the defect of the injection molded product is avoided.

In this embodiment, referring to fig. 2 and 4, the sliding member 813 is provided with a first clamping member 12, and the injection molding board 3 is provided with a second clamping member 13, and the first clamping member 12 and the second clamping member 13 are in clamping fit. Preferably, the first clamping piece 12 is in a block shape, the second clamping piece 13 is provided with a chute formed by concave at two sides of the injection molding template 3, the setting direction of the chute is consistent with that of the supporting piece 83, the first supporting piece 83 can be embedded into the second clamping piece 13, the injection molding template 3 is embedded and installed through the second embedding groove 10, the second clamping piece 13 and the sliding block, the injection molding template 3 is prevented from generating horizontal or vertical displacement on the supporting piece 83, and stable and accurate setting is realized between the injection molding template 3 and the sliding block.

In this embodiment, referring to fig. 5, a side of the sliding member 813 away from the first mounting groove 9 is concaved inwards to form a supporting groove 14, the supporting groove 14 and the bottom of the lower die plate 1 surround a driving member 812, the driving member 812 comprises a cylinder 8121, a telescopic rod 8122 is arranged in the cylinder 8121, one end of the cylinder 8121 away from the telescopic rod 8122 is mounted on the bottom of the lower die plate 1, one end of the telescopic rod 8122 away from the cylinder 8121 is abutted against the bottom of the supporting groove 14, and the telescopic rod 8122 stretches relative to the cylinder 8121, so that the sliding member 813 is far away from the bottom of the lower die plate 1, and drives the injection die plate 3 on the supporting member 83 to be far away from the bottom of the mounting groove 2. When the telescopic rod 8122 is contracted relative to the cylinder 8121, the sliding part 813 is close to the bottom of the lower die plate 1 and is stably received by the bottom of the lower die plate 1, so that the injection die plate 3 on the supporting part 83 is driven to be installed into the installation groove 2.

In this embodiment, referring to fig. 2 and 3, a first guide member 15 is provided on the lower die plate 1, and a second guide member 16 is provided on the upper die plate 4 at a position corresponding to the first guide member 15, where the first guide member 15 and the second guide member 16 cooperate for guiding. The preferred first guide piece 15 is a cylindrical embedding channel formed by the concave conduction of the lower die plate 1, the second guide piece 16 is a cylindrical fixed column, and the second guide piece 16 is inserted into the first guide piece 15 in a penetrating way, so that the upper die plate 4 and the lower die plate 1 can stably and accurately close the film when the film is closed, and the possibility of poor injection molding products caused by dislocation of the closed film is avoided.

The embodiments of the present utility model are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a plug injection mold, its characterized in that, including lower bolster (1), be equipped with mounting groove (2) on lower bolster (1), be equipped with injection molding template (3) in mounting groove (2), one side that lower bolster (1) was kept away from to injection molding template (3) is equipped with cope match-plate pattern (4), injection molding template (3) are close to one side of cope match-plate pattern (4) is equipped with die cavity (5), die cavity (5) are connected with runner (6) in a conducting manner, one side that cope match-plate pattern (4) are close to injection molding template (3) is equipped with core (7), be equipped with ejecting subassembly (8) between lower bolster (1) and injection molding template (3), drive injection molding template (3) are close to or keep away from the mounting groove (2) tank bottom.

2. The plug injection mold according to claim 1, wherein the ejection assembly (8) comprises a first ejection member (81), a second ejection member (82) and a supporting member (83), the first ejection member (81) and the second ejection member (82) are identical in structure, the supporting member (83) is installed between the first ejection member (81) and the second ejection member (82), the first ejection member (81) comprises a sliding track (811) and a driving member (812), the sliding track (811) is provided with a sliding member (813), the sliding member (813) is provided with the supporting member (83), the sliding member (813) is connected with a driving member (812) and driven by the driving member (812), and the sliding member (813) slides on the sliding track (811) to drive the supporting member (83) to support the injection mold plate (3) away from or close to the bottom of the mounting groove (2).

3. A plug injection mould according to claim 2, wherein the sliding member (813) is provided with a first embedding groove (9), two ends of the supporting member (83) are respectively installed and embedded on the sliding members (813) on the first ejection member (81) and the second ejection member (82), the injection mould plate (3) is provided with a second embedding groove (10), the injection mould plate (3) is embedded on one side, far away from the first embedding groove (9), of the supporting member (83) through the second embedding groove (10), and the injection mould plate (3) can slide on the supporting member (83).

4. A plug injection mould according to claim 3, wherein the bottom of the mounting groove (2) is concavely provided with a third mounting groove (11), and the first mounting groove (9) and the third mounting groove (11) can be conducted to mount and receive the supporting piece (83).

5. The plug injection mold according to claim 4, wherein the sliding member (813) is provided with a first clamping member (12), the injection mold plate (3) is provided with a second clamping member (13), and the first clamping member (12) and the second clamping member (13) are in clamping fit.

6. The plug injection mold according to claim 5, wherein the sliding part (813) is far away from the side of the first embedding groove (9) and is concavely provided with a supporting groove (14), the driving part (812) comprises a cylinder (8121), a telescopic rod (8122) is arranged in the cylinder (8121), one end, far away from the telescopic rod (8122), of the cylinder (8121) is installed on the lower mold plate (1), one end, far away from the cylinder (8121), of the telescopic rod (8122) is abutted against the bottom of the supporting groove (14) to drive the injection mold plate (3) on the supporting part (83) to be close to or far away from the bottom of the mounting groove (2).

7. A plug injection mould according to claim 2, characterized in that the sliding track (811) is a ball guide.

8. Plug injection mould according to claim 1, characterized in that the lower mould plate (1) is provided with a first guide member (15), the upper mould plate (4) is provided with a second guide member (16) corresponding to the first guide member (15), and the first guide member (15) and the second guide member (16) are guided in a matched manner.