CN216708239U

CN216708239U - Injection molding mold of helmet protective equipment

Info

Publication number: CN216708239U
Application number: CN202122558368.8U
Authority: CN
Inventors: 钟荣华
Original assignee: Suzhou Vasun Plastic Technology Co ltd
Current assignee: Suzhou Vasun Plastic Technology Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-06-10
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses an injection molding mold of helmet protection equipment, and relates to the technical field of injection molds, in particular to an injection molding mold of helmet protection equipment. This helmet protective equipment's injection moulding mould through with forming mechanism design for go up moulded die and lower moulded die two parts, behind helmet injection moulding, through the hydraulic stem drive down the moulded die remove to the helmet middle part, remove the restriction to the helmet position, be convenient for take out the helmet, when the moulded die removes down simultaneously, can extrude two transmission ejector shoes and drive and take off material ejector pin rebound to can directly be ejecting with the helmet through two material ejector pins of taking off.

Description

Injection molding mold of helmet protective equipment

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection molding mold of helmet protection equipment.

Background

Helmets are protective gear used to protect the head. Is a cap worn by soldiers in training and battle, and is an indispensable tool in people's traffic. It is mainly composed of three portions of external shell, lining and suspension device. The shell is made of special steel, glass fiber reinforced plastic, leather, nylon and other materials respectively to resist the damage of bullets, shrapnel and other striking objects to the head.

Present common helmet injection mold usually goes up mould and lower mould and constitutes, this kind of structure can only carry out injection moulding to some simple and easy half helmets, when having the half surrounding structure helmet of safe edge to some rear bottoms to mould plastics, the helmet card easily behind the shaping inside the mould, need the staff to take out the helmet manually, it is comparatively troublesome to operate, and it is longer to cause single helmet production cycle, for this reason we propose helmet protective equipment's injection moulding mould in order to solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the injection molding mold of the helmet protection equipment, which has the advantages of convenience in demolding, improvement on working efficiency and the like, and solves the problems in the background technology.

In order to realize the purposes of facilitating demoulding and improving the working efficiency, the utility model is realized by the following technical scheme: the injection molding die of the helmet protection device comprises an upper die core and a lower die core, wherein a movable die base is fixedly mounted at the top of the upper die core, an injection molding opening is formed in the top of the movable die base, a molding cavity is formed in the bottom of the upper die core, a static die base is fixedly mounted at the bottom of the lower die core, an upper molding die is fixedly mounted at the top of the lower die core, a lower molding die is movably mounted inside the lower die core, a placing groove matched with the lower molding die is formed in the lower die core, a hydraulic rod is fixedly mounted on the side surface of the lower die core, an output shaft of the hydraulic rod is fixedly connected with the lower molding die, two stripping ejector rods are movably mounted inside the upper molding die, a transmission push block is fixedly mounted at the bottom ends of the stripping ejector rods, and a guide rod is fixedly mounted at the bottom of the upper die core.

Preferably, the bottom of the stripping ejector rod is fixedly provided with an installation rod, the upper forming die is fixedly arranged at the top of the lower die core through the installation rod, and the installation rod is positioned at the center of the upper forming die.

Preferably, a transmission connecting rod is fixedly installed on an output shaft of the hydraulic rod, the hydraulic rod is fixedly connected with the lower forming die through the transmission connecting rod, and the transmission connecting rod is located outside the installation rod.

Preferably, the top of the lower forming die is provided with a through clearance groove, and the width value of the clearance groove is larger than the diameter value of the mounting rod.

Preferably, the left side of the top of the lower forming die and the bottom of the transmission push block are provided with mutually matched inclined planes, and the two transmission push blocks are distributed on the front side and the rear side of the upper forming die in a mirror image mode.

Preferably, the bottom of the upper forming die is provided with a rectangular groove matched with the transmission push block, a stepped hole matched with the stripping ejector rod is formed in the upper portion inside the upper forming die, and a return spring is movably sleeved below the outer portion of the stripping ejector rod.

The utility model provides an injection molding die of helmet protection equipment, which has the following beneficial effects:

1. this helmet protective equipment's injection moulding mould, through with forming mechanism design for go up moulded die and lower moulded die two parts, behind helmet injection moulding, the moulded die removes to the helmet middle part through the hydraulic stem drive down, remove the restriction to the helmet position, be convenient for take out the helmet, when the moulded die removes down simultaneously, can extrude two transmission ejector shoes and drive and take off material ejector pin rebound, thereby can directly be ejecting with the helmet through two material ejector pins of taking off, further reduce the degree of difficulty of helmet drawing of patterns, the labor intensity is reduced, and work efficiency is improved.

2. This helmet protective equipment's injection moulding mould, set up the dead slot of keeping away through the middle part at the lower forming die, avoid the installation pole to cause the influence to the removal of keeping away the dead slot, guaranteed the validity of the device, install reset spring additional in the outside below of stripping ejector pin in addition, after the lower forming die resets, exert elasticity to the transmission ejector pad through reset spring, make the stripping ejector pin can reply to initial position, the follow-up incessant injection moulding to the helmet of being convenient for has improved work efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural diagram of an upper mold core and a lower mold core according to the present invention;

FIG. 3 is a schematic structural view of a cross section of a lower mold core of the present invention;

FIG. 4 is a schematic structural view of a cross section of an upper molding die of the present invention;

FIG. 5 is a schematic structural view of a lower forming die of the present invention;

FIG. 6 is a schematic view of the inner structure of the lower mold insert of the present invention.

In the figure: 1. an upper die core; 2. a lower die core; 3. a movable die holder; 4. a static die holder; 5. a hydraulic lever; 6. an upper forming die; 7. mounting a rod; 8. a transmission connecting rod; 9. a lower forming die; 10. stripping the material ejector rod; 11. a transmission push block; 12. a return spring; 13. an empty avoiding groove; 14. a guide rod.

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.

Referring to fig. 1 to 6, the present invention provides a technical solution: an injection molding die of helmet protection equipment comprises an upper die core 1 and a lower die core 2, wherein a movable die holder 3 is fixedly installed at the top of the upper die core 1, an injection port is formed in the top of the movable die holder 3, a molding cavity is formed in the bottom of the upper die core 1, a static die holder 4 is fixedly installed at the bottom of the lower die core 2, an upper molding die 6 is fixedly installed at the top of the lower die core 2, a lower molding die 9 is movably installed in the lower die core 2, a placing groove matched with the lower molding die 9 is formed in the lower die core 2, a hydraulic rod 5 is fixedly installed on the side surface of the lower die core 2, an output shaft of the hydraulic rod 5 is fixedly connected with the lower molding die 9, two stripping ejector rods 10 are movably installed in the upper molding die 6, a transmission push block 11 is fixedly installed at the bottom ends of the stripping ejector rods 10, a guide rod 14 is fixedly installed at the bottom of the upper die core 1, and an installation rod 7 is fixedly installed at the bottom of the stripping ejector rods 10, the upper forming die 6 is fixedly arranged on the top of the lower die core 2 through the mounting rod 7, the mounting rod 7 is positioned at the central position of the upper forming die 6, the upper forming die 6 is arranged on the top of the lower die core 2 through the mounting rod 7, the stability of the upper forming die 6 during working is ensured, meanwhile, the moving space of the forming die 9 is reserved in the lower die core 2, the effectiveness of the device is ensured, the forming die of the helmet is arranged into two structures of the upper forming die 6 and the lower forming die 9, after the helmet is injection-molded, the lower forming die 9 is convenient to move to take out the helmet, the transmission connecting rod 8 is fixedly arranged on the output shaft of the hydraulic rod 5, the hydraulic rod 5 is fixedly connected with the lower forming die 9 through the transmission connecting rod 8, the transmission connecting rod 8 is positioned outside the mounting rod 7, the hydraulic rod 5 and the lower forming die 9 are connected through the transmission connecting rod 8, and the hydraulic rod 5 is ensured to drive the lower forming die 9 to move, the effectiveness of the device is ensured, the installation rod 7 is prevented from influencing the transmission of the transmission connecting rod 8 by connecting the transmission connecting rod 8, the top of the lower forming die 9 is provided with a through clearance groove 13, the width value of the clearance groove 13 is larger than the diameter value of the installation rod 7, the clearance groove 13 is arranged at the top of the lower forming die 9, the installation rod 7 is prevented from influencing the movement of the lower forming die 9 when the lower forming die 9 moves, simultaneously, after the helmet is injection-molded, the lower forming die 9 is driven by the hydraulic rod 5 to move, the limitation to the helmet is removed, the helmet is convenient to take out, the left side of the top of the lower forming die 9 and the bottom of the transmission push block 11 are provided with mutually matched inclined planes, the two transmission push blocks 11 are distributed on the front side and the back side of the upper forming die 6 in a mirror image manner, and when the lower forming die 9 moves, the inclined planes at the top of the lower forming die 9 and the bottom of the transmission push block 11 are mutually matched, two transmission ejector pins 11 are extruded to move upwards through the lower forming die 9, so that the transmission ejector pin 10 is driven to move upwards through the transmission ejector pin 11, the top of the helmet is conveniently demoulded, a rectangular groove matched with the transmission ejector pin 11 is formed in the bottom of the upper forming die 6, the position of the transmission ejector pin 11 is limited through the rectangular groove, the transmission ejector pin 11 is prevented from rotating, the accuracy of the relative position of the transmission ejector pin 11 and the lower forming die 9 is ensured, a stepped hole matched with the material stripping ejector pin 10 is formed in the upper portion inside the upper forming die 6, a reset spring 12 is movably sleeved below the outer portion of the material stripping ejector pin 10, after the lower forming die 9 is reset, the elastic force is applied to the transmission ejector pin 11 through the reset spring 12, the material stripping ejector pin 10 can be restored to the initial position, and the helmet can be conveniently subjected to subsequent uninterrupted injection molding.

In conclusion, when the injection molding mold of the helmet protection device is used, the mold is installed on the existing injection molding device, the injection molding device drives the upper mold core 1 to move, the upper mold core 1 and the lower mold core 2 are closed, injection molding production is carried out on a helmet along an injection opening at the top of the upper mold core 1, after the helmet is injected and cooled, the hydraulic rod 5 drives the transmission connecting rod 8 and the lower molding mold 9 to move towards the middle part of the helmet, the restriction on the lower half part of the helmet is removed, meanwhile, when the lower molding mold 9 moves, the lower molding mold 9 extrudes the two transmission push blocks 11 to move upwards, so that the two stripping ejector rods 10 are driven to move upwards, the molded helmet is ejected through the two stripping ejector rods 10, the rapid demolding of the helmet is realized, after the helmet is taken out, the hydraulic rod 5 drives the lower molding mold 9 to return to the initial position, at the moment, the reset spring 12 below the outer part of the stripping ejector rods 10 applies elasticity to the transmission push blocks 11, and driving the stripping ejector rod 10 to return to the initial position, and continuing to perform injection molding on the helmet.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. 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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Helmet protective equipment's injection moulding mould, including last mould benevolence (1), lower mould benevolence (2), its characterized in that: the injection molding die comprises an upper die core (1), a movable die base (3) and a lower die core (2), wherein the top of the upper die core (1) is fixedly provided with a movable die base (3), the top of the movable die base (3) is provided with an injection molding opening, the bottom of the upper die core (1) is provided with a molding cavity, the bottom of the lower die core (2) is fixedly provided with a static die base (4), the top of the lower die core (2) is fixedly provided with an upper molding die (6), the inner part of the lower die core (2) is movably provided with a lower molding die (9), a placing groove matched with the lower molding die (9) is formed in the lower die core (2), the side surface of the lower die core (2) is fixedly provided with a hydraulic rod (5), the output shaft of the hydraulic rod (5) is fixedly connected with the lower molding die (9), the inner part of the upper molding die (6) is movably provided with two stripping ejector rods (10), and the bottom end of each stripping ejector rod (10) is fixedly provided with a transmission push block (11), and a guide rod (14) is fixedly arranged at the bottom of the upper die core (1).

2. The injection mold for helmet protective equipment according to claim 1, wherein: the bottom of the stripping ejector rod (10) is fixedly provided with an installation rod (7), the upper forming die (6) is fixedly arranged at the top of the lower die core (2) through the installation rod (7), and the installation rod (7) is positioned at the center of the upper forming die (6).

3. The injection mold for helmet protective equipment according to claim 2, wherein: the hydraulic forming machine is characterized in that a transmission connecting rod (8) is fixedly installed on an output shaft of the hydraulic rod (5), the hydraulic rod (5) is fixedly connected with a lower forming die (9) through the transmission connecting rod (8), and the transmission connecting rod (8) is located outside the installation rod (7).

4. The injection mold for helmet protective equipment according to claim 1, wherein: the top of the lower forming die (9) is provided with a through clearance groove (13), and the width value of the clearance groove (13) is larger than the diameter value of the mounting rod (7).

5. The injection mold for helmet protection apparatus of claim 1, wherein: the left side of the top of the lower forming die (9) and the bottom of the transmission push block (11) are provided with mutually matched inclined planes, and the two transmission push blocks (11) are distributed on the front side and the rear side of the upper forming die (6) in a mirror image mode.

6. The injection mold for helmet protective equipment according to claim 1, wherein: the material stripping device is characterized in that a rectangular groove matched with the transmission push block (11) is formed in the bottom of the upper forming die (6), a stepped hole matched with the stripping ejector rod (10) is formed in the upper portion of the interior of the upper forming die (6), and a return spring (12) is movably sleeved below the exterior of the stripping ejector rod (10).