CN207825400U - A new type of plastic injection mold - Google Patents

Abstract

The utility model discloses a novel plastic injection mold, which comprises a base, wherein the upper surface of the base is vertically provided with two upright posts, and a bracket is transversely arranged between the side walls of the upper ends of the upright posts, the side wall of the upper end of the bracket is provided with a driving device, and the side wall of the lower end of the bracket is vertically provided with a telescopic device matched with the driving device, the lower end of the telescopic device is provided with a mounting seat, an upper die is arranged on the side wall of the lower end of the mounting seat, a lower die matched with the upper die is also arranged on the upper surface of the base, a finished product groove is arranged on the lower die, the lower die is of a hollow structure, the inner wall of one side of the lower die is rotatably connected with a transversely arranged rotating rod through a first rotating piece, and one end of the rotating rod, which is far away from the first rotating piece, penetrates through the side wall of the lower die, two first bevel gears are sleeved on the side wall of the rotating rod, and the two first bevel gears are respectively positioned on two sides of the finished product groove. The utility model discloses can be convenient for take off injection moulding's plastic product and not damaged, improve production efficiency.

Description

A new type of plastic injection mold

technical field

The utility model relates to the technical field of plastic injection molds, in particular to a novel plastic injection mold.

Background technique

At present, injection mold is one of the most widely used moulds. Specifically, it refers to injecting heated and melted materials into the injection cavity at high pressure, and after cooling and solidifying, the finished product is obtained. During injection molding, the upper mold and the lower mold are closed to form a gating system and injection molding. cavity, but after the finished product is obtained, the finished product will be tightly bonded in the finished product groove, and workers need to use professional tools to carefully pull the finished product out of the finished product groove, which not only wastes time and reduces production efficiency, but also easily damages the Thin plastic products, for this reason, we propose a new type of plastic injection mold to solve the above problems.

Utility model content

The purpose of this utility model is to solve the problem that the finished product will be tightly bonded in the finished product groove in the prior art, and workers need to use professional tools to carefully dig out the finished product from the finished product groove, which not only wastes time and reduces production efficiency, but also It is also easy to damage thinner plastic products, and a new type of plastic injection mold is proposed.

In order to achieve the above object, the utility model adopts the following technical solutions:

A new type of plastic injection mold, comprising a base, the upper surface of the base is vertically provided with two uprights, and a bracket is arranged horizontally between the upper end side walls of the upright columns, the upper end side wall of the bracket is provided with a driving device, and The side wall of the lower end of the bracket is vertically provided with a telescopic device matching the driving device, the lower end of the telescopic device is provided with a mounting seat, and the lower end side wall of the mounting seat is provided with an upper mold, and the upper surface of the base is also provided with a The upper mold is matched with the lower mold, and the lower mold is provided with a finished product groove, the lower mold is a hollow structure, and the inner wall of one side of the lower mold is rotatably connected with a horizontally arranged rotating rod through the first rotating part, and the rotating rod is far away from the One end of the first rotating member is set through the side wall of the lower mold, and the side wall of the rotating rod is provided with two first helical gears, and the two first helical gears are respectively located on both sides of the finished product groove, the lower mold The inner wall of the upper end of the upper end is rotatably connected with two vertically arranged threaded rods through the second rotating part, and the two threaded rods are respectively located above the two first helical gears, and the lower ends of the two threaded rods are provided with the first The second helical gear matched with the helical gear, the side walls of the two threaded rods are provided with matching nuts, the inner walls of both sides of the lower mold are provided with chute, and the chute is slidably connected with a The first connecting rod arranged horizontally, the end of the first connecting rod far away from the slider is connected to the nut, the side walls of the two nuts far away from the first connecting rod are horizontally provided with second connecting rods, and the two second A horizontal plate is arranged between the connecting rods, and a plurality of push rods are vertically arranged on the upper side wall of the horizontal plate, and the push rods are arranged through the bottom side wall of the finished product tank.

Preferably, the surface of the base is coated with an anti-corrosion material.

Preferably, the side walls of the two columns are provided with sliding chambers, and the sliding chambers are slidably connected to the mounting base through pulleys.

Preferably, the rotating rod is wrapped with a rubber protective sheath.

Preferably, the two first helical gears are arranged in the same direction.

The utility model promotes the upward movement of the ejector rod by rotating the rotary rod, thereby ejecting the plastic product in the finished product tank, which not only avoids damage to the product by the tool, but also saves the time for taking it out, and improves the production efficiency.

Description of drawings

Fig. 1 is the structural representation of a kind of novel plastic injection mold that the utility model proposes;

Fig. 2 is the schematic structural diagram of place A in Fig. 1;

FIG. 3 is a schematic diagram of the structure at B in FIG. 1 .

In the figure: 1 base, 2 columns, 3 brackets, 4 driving devices, 5 telescopic devices, 6 mounting bases, 7 upper molds, 8 lower molds, 9 finished product slots, 10 first rotating parts, 11 rotating rods, 12 first oblique Gear, 13 second rotating member, 14 threaded rod, 15 second helical gear, 16 nut, 17 chute, 18 slider, 19 first connecting rod, 20 second connecting rod, 21 horizontal plate, 22 ejector rod, 23 Sliding cavity, 24 pulleys.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figures 1-3, a new type of plastic injection mold includes a base 1, the surface of the base 1 is coated with anti-corrosion materials to prevent the base 1 from being corroded, and the upper surface of the base 1 is vertically provided with two columns 2, two The side walls of the columns 2 are provided with sliding chambers 23, and the sliding chambers 23 are slidably connected with the mounting base 6 through the pulley 24, so that the telescopic device 5 drives the mounting base 6 to move up and down, and the upper side walls of the columns 2 are horizontally provided with brackets 3. The upper side wall of the support 3 is provided with a drive device 4, and the lower end side wall of the support 3 is vertically provided with a telescopic device 5 matching the drive device 4, and the lower end of the telescopic device 5 is provided with a mounting seat 6, and the mounting seat 6 The lower end sidewall of the base 1 is provided with an upper mold 7, and the upper surface of the base 1 is also provided with a lower mold 8 matching the upper mold 7, and the lower mold 8 is provided with a finished product groove 9, the lower mold 8 is a hollow structure, and the lower mold 8 The inner wall on one side is rotatably connected with a horizontally arranged rotating rod 11 through the first rotating member 10, and the rotating rod 11 is wrapped with a rubber protective sleeve to prevent scratches on the hands when rotating, and the end of the rotating rod 11 away from the first rotating member 10 runs through The side wall of the lower mold 8 is set, and the side wall of the rotating rod 11 is provided with two first helical gears 12, and the two first helical gears 12 are set in the same direction. In order to make the rotation direction of the two second helical gears 15 also the same , so that the two nuts 16 can move downward or upward at the same time, and the two first helical gears 12 are respectively located on both sides of the finished product groove 9, and the inner wall of the upper end of the lower mold 8 is rotatably connected with two vertical shafts through the second rotating member 13. The threaded rod 14 that is arranged straightly, and two threaded rods 14 are positioned at the top of two first helical gears 12 respectively, the lower end of two threaded rods 14 is provided with the second helical gear 15 that matches with the first helical gear 12, two The side walls of each threaded rod 14 are provided with matching nuts 16, and the inner walls of both sides of the lower mold 8 are provided with chute 17, and the chute 17 is slidably connected with a first connecting rod 19 arranged horizontally through a slider 18. , the end of the first connecting rod 19 away from the slider 18 is connected to the nut 16, the side walls of the two nuts 16 away from the first connecting rod 19 are horizontally provided with a second connecting rod 20, and between the two second connecting rods 20 A horizontal plate 21 is provided, and a plurality of ejector pins 22 are vertically arranged on the upper side wall of the transverse plate 21, and the ejector pins 22 are arranged through the bottom side wall of the finished product tank 9.

In the utility model, the driving device 4 drives the telescopic device 5 to work, and the telescopic device 5 drives the mounting seat 6 to move up and down, and the upper mold 7 on the mounting seat 6 cooperates with the lower mold 8 to work together, and the plastic product is injection-molded in the finished product groove 9. , turn the rotating rod 11, the rotating rod 11 drives two first helical gears 12 to rotate, the second helical gear 15 meshes with the first helical gear 12, the second helical gear 15 drives the threaded rod 14 to rotate, and the nut on the threaded rod 14 16 is connected with the slider 18 through the first connecting rod 19, and the slider 18 can only slide in the chute 17, so the nut 16 can move on the threaded rod 14, since the two first helical gears 12 are set in the same direction, Therefore, the direction of rotation of the two threaded rods 14 is also the same, so that the two nuts 16 can move upwards at the same time, and the nuts 16 move upwards with the cross plate 21 through the second connecting rod 20, and the push rod 22 on the cross plate 21 penetrates the finished product groove The bottom of 9 pushes out the plastic product, so that it is convenient to take out the plastic product.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. A novel plastic injection mold, comprising a base (1), is characterized in that, the upper surface of the base (1) is vertically provided with two columns (2), and between the upper end side walls of the columns (2) A support (3) is horizontally provided, and the upper end side wall of the support (3) is provided with a driving device (4), and the lower end side wall of the support (3) is vertically provided with a telescopic device ( 5), the lower end of the telescopic device (5) is provided with a mounting base (6), and the lower end side wall of the mounting base (6) is provided with an upper mold (7), and the upper surface of the base (1) is also provided with A lower mold (8) matched with the upper mold (7), and the lower mold (8) is provided with a finished product groove (9), the lower mold (8) is a hollow structure, and one side of the lower mold (8) The inner wall is rotatably connected with a horizontally arranged rotating rod (11) through the first rotating member (10), and the end of the rotating rod (11) away from the first rotating member (10) is set through the side wall of the lower mold (8), and the The side wall of rotating rod (11) is provided with two first helical gears (12), and two first helical gears (12) are positioned at the both sides of finished product groove (9) respectively, and described lower mold (8) The inner wall of the upper end is rotatably connected with two vertically arranged threaded rods (14) through the second rotating part (13), and the two threaded rods (14) are respectively located above the two first helical gears (12). The lower ends of the threaded rods (14) are provided with second helical gears (15) matched with the first helical gears (12), and the side walls of the two threaded rods (14) are provided with matching nuts ( 16), the inner walls of both sides of the lower mold (8) are provided with chute (17), and the chute (17) is slidably connected with the first connecting rod (19) arranged horizontally through the slider (18), so The end of the first connecting rod (19) away from the slider (18) is connected to the nut (16), and the side walls of the two nuts (16) away from the first connecting rod (19) are horizontally provided with a second connecting rod (20), and a horizontal plate (21) is provided between the two second connecting rods (20), and a plurality of push rods (22) are vertically provided on the upper end sidewall of the horizontal plate (21), and the push rods (22) set through the bottom side wall of the finished product tank (9). 2. A novel plastic injection mold according to claim 1, characterized in that the surface of the base (1) is coated with an anti-corrosion material. 3. A new type of plastic injection mold according to claim 1, characterized in that, the side walls of the two columns (2) are provided with sliding chambers (23), and the sliding chambers (23) pass through pulleys (24) ) is slidingly connected with the mounting seat (6). 4. A new type of plastic injection mold according to claim 1, characterized in that the rotating rod (11) is wrapped with a rubber protective sleeve. 5. A new type of plastic injection mold according to claim 1, characterized in that the two first helical gears (12) are arranged in the same direction.