CN111660513A

CN111660513A - Terminal cover rapid prototyping injection mold

Info

Publication number: CN111660513A
Application number: CN202010477818.8A
Authority: CN
Inventors: 钟志岳; 饶治家
Original assignee: Ningguo Zhongxin Parts Co ltd
Current assignee: Ningguo Zhongxin Parts Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-09-15

Abstract

The invention discloses a terminal cover rapid molding injection mold which comprises a mold table, wherein the lower part of the mold table is provided with an underframe, the middle part of the mold table is provided with an injection molding cavity, the middle part of the bottom of the injection molding cavity is provided with a stripper plate, the lower part of the stripper plate is movably connected with the mold table, a cooling circulating pipe is transversely arranged in the inner cavity of the mold table in a penetrating manner, four corners of the upper end surface of the mold table are slidably connected with a movable mold base through guide posts, the middle part of the upper end surface of the movable mold base is provided with a driving shaft and an injection molding pipe, the middle part of the lower end surface of the movable mold base is provided with a terminal cover movable mold, the rear end surface of the mold table is provided with a linear motor, a rotor of the linear motor is provided with a stripper plate, and. This terminal cover rapid prototyping injection mold has solved current terminal cover injection mold unloading and has received the material irregularly, leads to mixed and disorderly, the problem of whole efficiency on the low side.

Description

Terminal cover rapid prototyping injection mold

Technical Field

The invention relates to the technical field of terminal cover processing, in particular to a terminal cover rapid forming injection mold.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The most important of the injection molding machines is the injection mold. And injection molding is carried out by adopting an injection mold in the process of producing the terminal cover. The terminal cover needs the die sinking unloading after the injection molding finishes in the mould, and present terminal cover injection mold unloading is received the material and is irregular, leads to mixed and disorderly, and overall efficiency is on the low side.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a terminal cover rapid forming injection mold, which solves the problems of disorder in material receiving, disorder and low overall efficiency of the existing terminal cover injection mold.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a terminal cover rapid molding injection mold comprises a mold table, wherein the lower part of the mold table is provided with a bottom frame, an injection molding cavity is arranged in the middle of the mold table, a material ejecting plate is arranged in the middle of the bottom of the injection molding cavity, the lower part of the ejector plate is movably connected with a die table, an inner cavity of the die table is transversely provided with a cooling circulating pipe in a penetrating way, four corners of the upper end surface of the die table are connected with a movable die holder in a sliding way through guide posts, the lower parts of the guide posts are provided with buffer springs, the middle part of the upper end surface of the movable die holder is provided with a driving shaft and an injection molding pipe, the middle part of the lower end surface of the movable die holder is provided with a terminal cover movable die, the terminal cover moving die is provided with an injection molding hole matched with the injection molding pipe, the rear end face of the die table is provided with a linear motor, and a material pushing plate is arranged on a rotor of the linear motor, and a material guide plate is arranged on the front end surface of the die table.

Preferably, the middle part at the bottom of the injection molding cavity is connected with the ejector plate in a sliding mode through a mounting groove, the mounting groove is in interference fit with the ejector plate, the lower end face of the ejector plate is connected with a lead screw through a transmission sleeve in a threaded mode, the lower end of the lead screw is fixedly connected with a servo output shaft, the servo motor is provided with an encoder, and the servo motor is arranged in the middle of the bottom frame.

Preferably, the lower end face of the die table is provided with a guide sleeve, the guide sleeve is in threaded connection with the lead screw, and the mounting groove is provided with a protective sleeve outside the lead screw.

Preferably, the cooling circulation pipes are symmetrically arranged along the transverse center line of the mold table, the distance between the cooling circulation pipes is larger than the groove width of the installation groove, and the short side of the installation groove is set to be the groove width.

Preferably, a connecting seat is arranged on the upper end face of a rotor of the linear motor, and one side of the connecting seat is detachably connected with the material pushing plate through a connecting column.

Preferably, the connecting columns are arranged on the connecting seat in a triangular shape, the width of the material pushing plate is not smaller than that of the injection molding cavity, and the width of the material guide plate is not smaller than that of the material pushing plate.

Preferably, the material guide plate is a discharge hopper which is obliquely arranged on the front end face of the die table.

Advantageous effects

The invention provides a terminal cover rapid forming injection mold. The method has the following beneficial effects:

the terminal cover rapid forming injection mold is characterized in that a guide sleeve is arranged on the lower end face of a mold table, the guide sleeve is in threaded connection with a lead screw, a protective sleeve is arranged outside the lead screw in a mounting groove and is used for isolating liquid plastics which carelessly seeps into the mounting groove from a gap between a material ejecting plate and the mounting groove in the injection molding process, the influence of the liquid plastics on the transmission between a follow-up lead screw and the mold table to cause unstable follow-up ejection and discharge is avoided, a cooling circulating pipe transversely penetrates through the inner cavity of the mold table, the cooling circulating pipe is symmetrically arranged along the transverse central line of the mold table, the distance is larger than the groove width of the mounting groove, the short side of the mounting groove is set as the groove width, the influence of the mounting groove on the cooling circulating pipe is avoided, the mounting distance which is not influenced mutually is ensured, connecting columns are arranged on a connecting seat in a triangular, thereby effectively guarantee when the lead screw passes through the drive sleeve and drives the kicking plate to carry out ejecting ejection of compact to the terminal cover after the completion of moulding plastics, can carry out the setting of stroke through carrying out servo motor, make the kicking plate carry out the terminal cover after cooling to suitable position after, through corresponding detection device, it drives the kicking plate to push away the terminal cover propelling movement after ejecting to before the stock guide to control linear electric motor, the terminal cover slides in the material collecting device who places in the stock guide exit in advance along the stock guide this moment, in the terminal cover slides in-process, servo motor drives the kicking plate and resets, linear electric motor drives the kicking plate and resets, prepare next kicking material and push away the material action, the automatic discharging that arrives this terminal cover receives the material process completion, thereby reached whole terminal cover injection molding process, automatic discharging, the purpose of improving machining efficiency.

Drawings

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

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

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a schematic view of the installation structure of the ejector plate of the present invention;

FIG. 5 is a schematic top view of the mold table of the present invention.

In the figure: the device comprises a base frame 1, a die table 2, an injection molding cavity 3, a material pushing plate 4, a mounting groove 41, a transmission sleeve 42, a lead screw 43, a guide sleeve 44, a protective sleeve 45, a cooling circulating pipe 5, a guide post 6, a buffer spring 7, a movable die holder 8, a driving shaft 9, an injection molding pipe 10, a terminal cover movable die 11, a linear motor 12, a connecting seat 13, a connecting column 14, a material pushing plate 15 and a material guiding plate 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a terminal cover rapid forming injection mold comprises a mold table 2, wherein a bottom frame 1 is arranged at the lower part of the mold table 2, an injection molding cavity 3 is arranged at the middle part of the mold table 2, an ejector plate 4 is arranged at the middle part of the cavity bottom of the injection molding cavity 3, the lower part of the ejector plate 4 is movably connected with the mold table 2, the middle part of the cavity bottom of the injection molding cavity 3 is slidably connected with the ejector plate 4 through a mounting groove 41, the mounting groove 41 is in interference fit with the ejector plate 4, the lower end surface of the ejector plate 4 is in threaded connection with a lead screw 43 through a transmission sleeve 42, the lower end of the lead screw 43 is fixedly connected with an output shaft of a servo motor, the servo motor is provided with an encoder, the servo motor is arranged at the middle part of the bottom frame 1, a guide sleeve 44 is arranged on the lower end surface of the mold table 2, the guide sleeve 44 is in threaded connection with the lead, the injection molding machine is used for isolating liquid plastics from carelessly permeating into an installation groove 41 from a gap between a material ejecting plate 4 and the installation groove 41 in the injection molding process, so that the condition that the transmission between a follow-up screw 43 and a mold table 2 is influenced and the follow-up ejection and discharge is unstable is avoided, a cooling circulating pipe 5 is transversely arranged in the inner cavity of the mold table 2 in a penetrating manner, the cooling circulating pipe 5 is symmetrically arranged along the transverse central line of the mold table 2, the distance is larger than the groove width of the installation groove 41, the short side of the installation groove 41 is set to be the groove width, the installation groove 41 is prevented from influencing the establishment of the cooling circulating pipe 5, the installation distance which is not influenced mutually is ensured, four corners of the upper end face of the mold table 2 are slidably connected with a movable mold base 8 through guide columns 6, buffer springs 7 are arranged at the lower parts of the guide columns 6, a driving shaft 9 and an injection molding pipe 10, the terminal cover moving die 11 is provided with an injection molding hole matched with the injection molding pipe 10, the rear end face of the die table 2 is provided with a linear motor 12, a rotor of the linear motor 12 is provided with a material pushing plate 15, the upper end face of the rotor of the linear motor 12 is provided with a connecting seat 13, one side of the connecting seat 13 is detachably connected with the material pushing plate 15 through a connecting column 14, the connecting column 14 is arranged on the connecting seat 13 in a triangular shape, the width of the material pushing plate 15 is not smaller than the width of the injection molding cavity 3, and the width of the material guide plate 16 is not smaller than the width of the material pushing plate 15, so that when the screw 43 drives the material pushing plate 4 through the transmission sleeve 42 to push out and discharge the terminal cover after injection molding, the material pushing plate 4 can push the cooled terminal cover to a proper position through the setting of the stroke of the servo motor, and then passes through a, the linear motor 12 is controlled to drive the material pushing plate 15 to push the ejected terminal cover to the front of the material guide plate 16, at the moment, the terminal cover slides into a material receiving device which is placed at the outlet of the material guide plate 16 in advance along the material guide plate 16, in the sliding process of the terminal cover, the servo motor drives the material pushing plate 4 to reset, the linear motor 12 drives the material pushing plate 15 to reset, the next material pushing and pushing action is prepared, and the automatic discharging and material receiving process of the terminal cover is completed, so that the purposes of the whole injection molding process of the terminal cover, the automatic discharging and material receiving and the improvement of the processing efficiency are achieved, the material guide plate 16 is arranged on the front end face of the mold table 2, and the material guide plate 16 is a discharging hopper which is obliquely arranged on the front end.

When the injection molding device works, the guide sleeve 44 is arranged on the lower end face of the mold table 2, the guide sleeve 44 is in threaded connection with the lead screw 43, the mounting groove 41 is provided with the protective sleeve 45 outside the lead screw 43 and used for isolating liquid plastics which carelessly seeps into the mounting groove 41 from the gap between the ejector plate 4 and the mounting groove 41 in the injection molding process and avoiding influencing the transmission between the follow-up lead screw 43 and the mold table 2 to cause unstable follow-up ejection material, the cooling circulating pipe 5 transversely penetrates through the inner cavity of the mold table 2, the cooling circulating pipes 5 are symmetrically arranged along the transverse central line of the mold table 2, the distance is larger than the groove width of the mounting groove 41, the short side of the mounting groove 41 is set as the groove width to avoid the influence of the mounting groove 41 on the establishment of the cooling circulating pipe 5 and ensure the installation distance which is not influenced mutually, the connecting columns 14 are arranged on the connecting seat 13 in a, the width of the material guide plate 16 is not less than the width of the material pushing plate 15, so as to effectively ensure that when the screw 43 drives the material pushing plate 4 through the transmission sleeve 42 to push out and discharge the terminal cover after the injection molding is completed, the stroke of the servo motor is set, so that the material pushing plate 4 pushes the cooled terminal cover to a proper position, the linear motor 12 is controlled to drive the material pushing plate 15 to push the terminal cover to the front of the material guide plate 16 through the corresponding detection device, at the moment, the terminal cover slides into the material receiving device which is arranged at the outlet of the material guide plate 16 in advance along the material guide plate 16, during the sliding process of the terminal cover, the servo motor drives the material pushing plate 4 to reset, the linear motor 12 drives the material pushing plate 15 to reset, the next material pushing and pushing action is prepared, and the automatic material receiving process of the terminal cover is completed, thereby achieving the whole injection molding process of the terminal cover, the automatic discharging and material receiving are realized, and the machining efficiency is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a terminal cover rapid prototyping injection mold, includes mould platform (2), its characterized in that: the lower part of the die table (2) is provided with an underframe (1), the middle part of the die table (2) is provided with an injection molding cavity (3), the middle part of the cavity bottom of the injection molding cavity (3) is provided with a stripper plate (4), the lower part of the stripper plate (4) is movably connected with the die table (2), an inner cavity of the die table (2) is transversely provided with a cooling circulating pipe (5) in a penetrating way, four corners of the upper end surface of the die table (2) are slidably connected with a movable die holder (8) through guide columns (6), the lower part of the guide columns (6) is provided with a buffer spring (7), the middle part of the upper end surface of the movable die holder (8) is provided with a driving shaft (9) and an injection molding pipe (10), the middle part of the lower end surface of the movable die holder (8) is provided with a terminal cover movable die (11), the terminal cover movable die (11) is provided with an injection molding hole matched with the injection molding, a material pushing plate (15) is arranged on a rotor of the linear motor (12), and a material guide plate (16) is arranged on the front end face of the die table (2).

2. The terminal cover rapid prototyping injection mold of claim 1, characterized in that: the middle part has through mounting groove (41) sliding connection at the bottom of the chamber of injection molding chamber (3) kicking plate (4), interference fit between mounting groove (41) and kicking plate (4), there is lead screw (43) lower terminal surface of kicking plate (4) through transmission cover (42) threaded connection, the lower extreme and the servo electric output shaft fixed connection of lead screw (43), servo motor is from taking the encoder, servo motor sets up the middle part at chassis (1).

3. The terminal cover rapid prototyping injection mold of claim 1, characterized in that: the lower end face of the die table (2) is provided with a guide sleeve (44), the guide sleeve (44) is in threaded connection with a lead screw (43), and a protective sleeve (45) is arranged outside the lead screw (43) of the mounting groove (41).

4. The terminal cover rapid prototyping injection mold of claim 1, characterized in that: the cooling circulation pipes (5) are symmetrically arranged with the transverse center line of the mold table (2), the distance between the cooling circulation pipes is larger than the groove width of the installation groove (41), and the short side of the installation groove (41) is set as the groove width.

5. The terminal cover rapid prototyping injection mold of claim 1, characterized in that: the upper end face of a rotor of the linear motor (12) is provided with a connecting seat (13), and one side of the connecting seat (13) is detachably connected with the material pushing plate (15) through a connecting column (14).

6. The terminal cover rapid prototyping injection mold of claim 1, characterized in that: the connecting columns (14) are arranged on the connecting seats (13) in a triangular shape, the width of the material pushing plate (15) is not smaller than that of the injection molding cavity (3), and the width of the material guide plate (16) is not smaller than that of the material pushing plate (15).

7. The terminal cover rapid prototyping injection mold of claim 1, characterized in that: the material guide plate (16) is a discharge hopper which is obliquely arranged on the front end surface of the die table (2).