CN213166658U

CN213166658U - Injection mold capable of quickly removing water gap

Info

Publication number: CN213166658U
Application number: CN202022030861.8U
Authority: CN
Inventors: 何安华; 方景辉; 李冬发
Original assignee: Zhongshan Huanyu Industrial Co ltd
Current assignee: Zhongshan Huanyu Industrial Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-05-11
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses an injection mold who falls mouth of a river fast takes off, including lower bolster, cope match-plate pattern and ejector pin, be provided with the lower die cavity on the lower bolster, the bottom surface of lower die cavity is provided with through-hole one, be provided with through-hole two on the die holder, the ejector pin is connected with the lateral wall of through-hole one and the lateral wall sliding fit of through-hole two simultaneously, fixedly connected with movable rod one on the output shaft of motor, movable rod one is articulated with movable rod two, movable rod two rotates with the one end of connecting rod to be connected, the other end of connecting rod rotates and is connected with the lifter, the top of cope match-plate pattern is provided with the mouth of a river board, the mouth of a river board comprises preceding mouth of a river board and rear nozzle board, the side of recess is provided with logical groove one, the bottom surface of lug. Through the setting of preceding mouth of a river board, back mouth of a river board and cutter, the utility model discloses just can amputate mouth of a river material before the drawing of patterns, and bond the mouth of a river material on the mouth of moulding plastics and detach easily.

Description

Injection mold capable of quickly removing water gap

Technical Field

The utility model relates to an injection mold technical field specifically is to relate to an injection mold who takes off mouth of a river fast.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation realization of operation, multiple designs and varieties, various shapes, accurate product size and the like, and is suitable for the fields of mass production, products with complex shapes and the like.

Injection moulding can not leave injection mold, because be provided with the runner on the mould, there is the mouth of a river material on the plastic product surface of formation, and the staff need carry out manual excision to the mouth of a river material, wastes time and energy, and the mouth of a river material glues on the runner easily, very difficult breaking away from.

Therefore, it is desirable to provide an injection mold with a quick drain opening, which aims to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an take off injection mold in mouth of a river fast to solve the problem that exists 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 quickly removing a water gap comprises a lower template, an upper template and an ejector rod, wherein the lower template is provided with a lower mold cavity, the bottom surface of the lower mold cavity is provided with a plurality of first through holes, the lower template is fixedly arranged on a mold base, the mold base is provided with a second through hole, the ejector rod is simultaneously connected with the side wall of the first through hole and the side wall of the second through hole in a sliding fit manner, a motor is arranged below the mold base, a first movable rod is fixedly connected onto an output shaft of the motor and is hinged with a second movable rod, the second movable rod is rotatably connected with one end of a connecting rod, the other end of the connecting rod is rotatably connected with a lifting rod, the upper end of the lifting rod is fixedly connected with a lifting plate, the lower end of the ejector rod is fixedly connected with the lifting plate, the upper template is provided with an upper mold cavity, a water gap plate is arranged above the upper, the bottom surface of the water gap plate is provided with a convex block, the upper surface of the upper template is provided with a groove, the groove is matched with the convex block, the side surface of the groove is provided with a first through groove, the bottom surface of the convex block is provided with a second through groove, the first through groove is communicated with the second through groove to form a cutter groove, and a cutter is arranged in the cutter groove.

As a further aspect of the present invention, the bottom surface in sword groove and the bottom surface of recess are located same horizontal plane, and the sword groove will mould plastics the lower extreme of mouth and the outside intercommunication of cope match-plate pattern, preceding mouth of a river board and back mouth of a river board are symmetrical about the plane of symmetry of cope match-plate pattern and are set up, and preceding mouth of a river board and back mouth of a river board can part.

As a further aspect of the present invention, the center line of the connecting rod is parallel to the center line of the motor output shaft, the vertical setting of the lifting rod, the upper surface of the lifting plate is parallel to the horizontal plane.

As a further scheme of the utility model, through-hole one is the same with the diameter of through-hole two, through-hole one and through-hole two intercommunication, and the ejector pin runs through-hole one and through-hole two simultaneously, when the compound die was moulded plastics, the upper end of ejector pin and the bottom surface parallel and level of die cavity down.

As a further aspect of the present invention, the base is provided below the die holder, the motor is fixedly mounted on the base, and the die holder is connected to the base through a plurality of support legs.

As a further scheme of the utility model, all connect a fixed plate on the left surface and the right flank of cope match-plate pattern, the fixed plate is connected with electric putter's flexible end, electric putter fixed mounting is on the mounting panel, and the bottom surface and the base of mounting panel are connected through several support columns.

As a further scheme of the utility model, four corners of the upper surface of the lower template are provided with first guide holes, the lower surface of the upper template is fixedly connected with four first guide posts, and the first guide posts are matched with the first guide holes; four corners of the upper surface of the upper template are provided with two guide holes, four second guide posts are fixedly connected to the lower surface of the water gap plate, and the second guide posts are matched with the two guide holes.

To sum up, the beneficial effects of the utility model are that:

through the arrangement of the front nozzle plate, the rear nozzle plate and the cutter, the utility model can cut off the nozzle material before demoulding, and the nozzle material adhered on the injection molding opening is easy to remove; through the setting of motor, lifter plate and ejector pin, the utility model discloses can be automatic ejecting with injection moulding product, accomplish the drawing of patterns, convenient to use and drawing of patterns are efficient.

Drawings

Fig. 1 is a schematic view of an internal structure of an injection mold for rapidly removing a nozzle.

Fig. 2 is a schematic structural view of an upper mold plate and a gate plate in an injection mold for rapidly removing a gate.

FIG. 3 is a diagram showing the connection relationship between a motor and a lifting plate in an injection mold for rapidly removing a nozzle.

Reference numerals: 1-a base, 2-supporting legs, 3-a die holder, 4-a motor, 5-a lifting rod, 6-a lifting plate, 7-a top rod, 8-a supporting column, 9-a lower template, 10-a lower die cavity, 11-a guiding hole I, 12-a guiding column I, 13-an upper template, 14-a mounting plate, 15-an electric push rod, 16-a water gap plate and 17-an injection molding opening, 18-guide post II, 19-cutter, 20-fixed plate, 21-upper die cavity, 22-through hole I, 23-through hole II, 24-groove, 25-bump, 26-guide hole II, 27-through groove I, 28-through groove II, 31-movable rod I, 32-movable rod II, 33-connecting rod, 161-front water gap plate and 162-rear water gap plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to the accompanying drawings and specific embodiments will explain the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1, 2 and 3, an injection mold for rapidly removing a water gap comprises a lower template 9, an upper template 13 and a mandril 7, wherein the lower template 9 is provided with a lower mold cavity 10, the bottom surface of the lower mold cavity 10 is provided with a plurality of through holes I22, the lower template 9 is fixedly installed on a mold base 3, the mold base 3 is provided with through holes II 23, the mandril 7 is simultaneously connected with the side walls of the through holes I22 and the side walls of the through holes II 23 in a sliding fit manner, a motor 4 is arranged below the mold base 3, an output shaft of the motor 4 is fixedly connected with a movable rod I31, the movable rod I31 is hinged with a movable rod II 32, the movable rod II 32 is rotatably connected with one end of a connecting rod 33, the other end of the connecting rod 33 is rotatably connected with a lifting rod 5, the upper end of the lifting rod 5 is fixedly connected with a lifting plate 6, the lower end of the mand, a water gap plate 16 is arranged above the upper template 13, the water gap plate 16 is composed of a front water gap plate 161 and a rear water gap plate 162, an injection molding opening 17 is formed in the water gap plate 16, a protruding block 25 is arranged on the bottom surface of the water gap plate 16, a groove 24 is formed in the upper surface of the upper template 13, the groove 24 is matched with the protruding block 25, a first through groove 27 is formed in the side surface of the groove 24, a second through groove 28 is formed in the bottom surface of the protruding block 25, the first through groove 27 is communicated with the second through groove 28 to form a cutter groove, and a cutter 19 is arranged in.

The bottom surface of the knife groove and the bottom surface of the groove 24 are located on the same horizontal plane, the knife groove communicates the lower end of the injection molding opening 17 with the outer side of the upper template 13, the front nozzle plate 161 and the rear nozzle plate 162 are symmetrically arranged in front and back relative to the symmetry plane of the upper template 13, and the front nozzle plate 161 and the rear nozzle plate 162 can be separated.

The central line of the connecting rod 33 is parallel to the central line of the output shaft of the motor 4, the lifting rod 5 is vertically arranged, and the upper surface of the lifting plate 6 is parallel to the horizontal plane.

The diameter of the first through hole 22 is the same as that of the second through hole 23, the first through hole 22 is communicated with the second through hole 23, the ejector rod 7 penetrates through the first through hole 22 and the second through hole 23 simultaneously, and when the mold is closed and injection molding is conducted, the upper end of the ejector rod 7 is flush with the bottom surface of the lower mold cavity 10.

Example 2

Referring to fig. 1, 2 and 3, the present embodiment is further described with respect to an injection mold for rapidly removing a gate in embodiment 1, in which a base 1 is disposed below a mold base 3, a motor 4 is fixedly mounted on the base 1, and the mold base 3 is connected to the base 1 through a plurality of support legs 2; all connect a fixed plate 20 on cope match-plate pattern 13's the left surface and the right flank, fixed plate 20 is connected with electric putter 15's flexible end, electric putter 15 fixed mounting is on mounting panel 14, and mounting panel 14's bottom surface is connected through several support columns 8 with base 1.

Four corners of the upper surface of the lower template 9 are provided with first guide holes 11, the lower surface of the upper template 13 is fixedly connected with four first guide posts 12, and the first guide posts 12 are matched with the first guide holes 11; four corners of the upper surface of cope match-plate pattern 13 are provided with guiding hole two 26, and four guide post two 18 of lower fixed surface of water gap board 16 are connected with, and guide post two 18 and two 26 looks adaptations of guiding hole, other structures of this embodiment and connected mode are the same with utility model embodiment 1 completely.

The utility model discloses working process does: after injection molding is finished and when the mold is required to be opened, firstly, the cutter 19 is moved to separate a nozzle material from an injection molding product, then the electric push rod 15 is started to separate the upper template 13 from the lower template 9, then the motor 4 is started, the first movable rod 31 and the second movable rod 32 start to swing, and the lifting rod 5 makes linear motion in the vertical direction under the limitation of the first through hole 22 and the second through hole 23, so that the ejector rod 7 ejects the injection molding product to finish demolding; at this time, the nozzle material is stuck on the inner wall of the injection port 17, the nozzle plate 16 is taken up, and the front nozzle plate 161 and the rear nozzle plate 162 are separated, so that the nozzle material stuck on the injection port 17 can be easily removed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. An injection mold capable of quickly removing a water gap comprises a lower template (9), an upper template (13) and an ejector rod (7), and is characterized in that a lower mold cavity (10) is arranged on the lower template (9), a plurality of first through holes (22) are formed in the bottom surface of the lower mold cavity (10), the lower template (9) is fixedly installed on a mold base (3), a second through hole (23) is formed in the mold base (3), the ejector rod (7) is connected with the side wall of the first through hole (22) and the side wall of the second through hole (23) in a sliding fit manner, a motor (4) is arranged below the mold base (3), a first movable rod (31) is fixedly connected to an output shaft of the motor (4), the first movable rod (31) is hinged to the second movable rod (32), the second movable rod (32) is rotatably connected to one end of a connecting rod (33), the other end of the connecting rod (33) is rotatably connected with a lifting rod (5), and a lifting plate (6), the lower end of the ejector rod (7) is fixedly connected with the lifting plate (6), an upper die cavity (21) is arranged on the upper die plate (13), a water gap plate (16) is arranged above the upper die plate (13), the water gap plate (16) is composed of a front water gap plate (161) and a rear water gap plate (162), an injection molding opening (17) is formed in the water gap plate (16), a bump (25) is arranged on the bottom surface of the water gap plate (16), a groove (24) is formed in the upper surface of the upper die plate (13), the groove (24) is matched with the bump (25), a first through groove (27) is formed in the side surface of the groove (24), a second through groove (28) is formed in the bottom surface of the bump (25), the first through groove (27) is communicated with the second through groove (28) to form a knife groove, and a cutter.

2. The injection mold of the rapid drainage nozzle according to claim 1, wherein the bottom surface of the knife groove and the bottom surface of the groove (24) are located at the same horizontal plane, and the front nozzle plate (161) and the rear nozzle plate (162) are symmetrically arranged in front and rear with respect to the symmetry plane of the upper mold plate (13).

3. An injection mould for a rapid water shedding nozzle according to claim 1, wherein the central line of the connecting rod (33) is parallel to the central line of the output shaft of the motor (4), the lifting rod (5) is vertically arranged, and the upper surface of the lifting plate (6) is parallel to the horizontal plane.

4. The injection mold for the rapid water shedding nozzle according to claim 1, wherein the diameter of the first through hole (22) is the same as that of the second through hole (23), the first through hole (22) is communicated with the second through hole (23), and the ejector rod (7) penetrates through the first through hole (22) and the second through hole (23) simultaneously.

5. The injection mold for the rapid water shedding nozzle according to claim 1, wherein a base (1) is arranged below the mold base (3), the motor (4) is fixedly installed on the base (1), and the mold base (3) is connected with the base (1) through a plurality of supporting legs (2).

6. The injection mold for the rapid water shedding nozzle according to claim 5, wherein the upper mold plate (13) is connected with a fixing plate (20) on the left side surface and the right side surface, the fixing plate (20) is connected with the telescopic end of the electric push rod (15), the electric push rod (15) is fixedly installed on the installation plate (14), and the bottom surface of the installation plate (14) is connected with the base (1) through a plurality of support columns (8).

7. The injection mold for the rapid water gap shedding, according to claim 1, is characterized in that four corners of the upper surface of the lower template (9) are provided with first guide holes (11), the lower surface of the upper template (13) is fixedly connected with four first guide posts (12), and the first guide posts (12) are matched with the first guide holes (11); four corners of the upper surface of the upper template (13) are provided with two guide holes (26), the lower surface of the nozzle plate (16) is fixedly connected with four second guide posts (18), and the second guide posts (18) are matched with the second guide holes (26).