CN219294575U

CN219294575U - Mould convenient for demoulding

Info

Publication number: CN219294575U
Application number: CN202222734553.2U
Authority: CN
Inventors: 杨祖林
Original assignee: Foshan Yuexin Mould Co ltd
Current assignee: Foshan Yuexin Mould Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-07-04
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a die convenient for demolding, which comprises a base, wherein a bracket is fixedly arranged on the upper side of the base, a first top plate is fixedly arranged at the upper end of the bracket, a fixed shell is fixedly arranged on the lower side of the first top plate, a motor is fixedly arranged on the upper side of the first top plate, a threaded rod is fixedly arranged at the output end of the motor, and a connecting plate is connected with the outer side of the threaded rod in a threaded manner. According to the injection molding machine, the motor drives the threaded rod to rotate, the threaded rod drives the connecting plate which is in threaded connection with the outer side of the threaded rod to move downwards, the connecting plate drives the sliding plate, the supporting plate and the upper die holder to move downwards, the upper die holder is clamped into the lower die holder, the ejector pins are clamped into the positioning grooves, the ejector pins are driven to move downwards when contacting with the second top plate, the second top plate compresses the springs through the connecting rod and the sliding block, the second top plate drives the ejector blocks to move downwards, and when the upper die holder and the lower die holder are completely closed, the upper side of the ejector blocks is exactly leveled with the bottom of the lower die holder, so that the ejector blocks are prevented from influencing injection molding.

Description

Mould convenient for demoulding

Technical Field

The utility model relates to the field of dies, in particular to a die convenient to demold.

Background

A mold is a tool for making a molded article, which is composed of various parts, and different molds are composed of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material. The term "industrial mother" is used.

The existing large part injection molds are difficult to demould after injection molding is completed, the demoulding efficiency is low, and the machining efficiency is affected.

Disclosure of Invention

The utility model mainly solves the technical problems in the prior art and provides a die convenient to demould.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mould convenient drawing of patterns, includes the base, the upside fixed mounting of base has the support, the upside fixed mounting of support has first roof, the downside fixed mounting of first roof has the fixed shell, the upside fixed mounting of first roof has the motor, the output fixed mounting of motor has the threaded rod, the outside threaded connection of threaded rod has the connecting plate, the downside fixed mounting of connecting plate has the slide, and slide and fixed shell sliding connection, the downside fixed mounting of slide has the backup pad, the downside fixed mounting of backup pad has the upper die base, the downside fixed mounting of backup pad has the thimble, the upper side of base is seted up the die holder, the bottom sliding connection of die holder has the kicking block, the constant head tank with thimble looks adaptation is seted up to the upside of base, the inside fixed mounting of recess has a spring section of thick bamboo, the bottom fixed mounting of spring has the spring, the upside fixedly connected with slider of spring, the upside fixed mounting of slider has the connecting rod, the downside fixed mounting of connecting rod has the second roof fixed connection with the roof.

Preferably, an injection molding opening is formed in the inner wall of the lower die holder.

Preferably, the number of the ejector pins and the number of the positioning grooves are four, and the positioning grooves are communicated with the grooves.

Preferably, the second top plate is slidably connected to the groove.

Preferably, the limit depth of the ejector pin pressing down the second top plate is equal to the height of the ejector block protruding out of the bottom of the lower die holder.

Preferably, a limiting rod is fixedly arranged in the fixing shell, and the limiting rod is in sliding connection with the connecting plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the injection molding machine, the motor drives the threaded rod to rotate, the threaded rod drives the connecting plate which is in threaded connection with the outer side of the threaded rod to move downwards, the connecting plate drives the sliding plate, the supporting plate and the upper die holder to move downwards, the upper die holder is clamped into the lower die holder, the ejector pins are clamped into the positioning grooves, the ejector pins are driven to move downwards when contacting with the second top plate, the second top plate compresses the springs through the connecting rod and the sliding block, the second top plate drives the ejector blocks to move downwards, and when the upper die holder and the lower die holder are completely closed, the upper side of the second top plate is exactly leveled with the bottom of the lower die holder, so that the ejector blocks are prevented from influencing injection molding.

2. After the injection molding piece is molded, the motor drives the threaded rod to reversely rotate, so that the upper die holder and the lower die holder are separated, the compressed spring drives the second top plate and the ejector block to move upwards through the sliding block and the connecting rod, and the ejector block ejects the injection molding piece, so that an operator can conveniently take out the injection molding piece in time, and the injection molding efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of a first embodiment of the present utility model;

FIG. 2 is a schematic view of a second perspective structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a stationary housing according to the present utility model;

fig. 4 is a schematic view of a cross-section of a base of the present utility model.

In the figure: 1 base, 2 support, 3 first roof, 4 fixed shells, 5 motors, 6 slide plates, 7 support plates, 8 ejector pins, 9 upper die holders, 10 lower die holders, 11 positioning grooves, 12 injection molding openings, 13 ejector blocks, 14 grooves, 15 spring cylinders, 16 springs, 17 slide blocks, 18 connecting rods, 19 second roof, 20 connecting plates, 21 limiting rods and 22 threaded rods.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a mold convenient for demolding comprises a base 1, a support 2 is fixedly arranged on the upper side of the base 1, a first top plate 3 is fixedly arranged on the upper side of the support 2, a fixing shell 4 is fixedly arranged on the lower side of the first top plate 3, a motor 5 is fixedly arranged on the upper side of the first top plate 3, a threaded rod 22 is fixedly arranged at the output end of the motor 5, a connecting plate 20 is connected with the outer side of the threaded rod 22 in a threaded manner, a sliding plate 6 is fixedly arranged on the lower side of the connecting plate 20, the sliding plate 6 is in sliding connection with the fixing shell 4, a supporting plate 7 is fixedly arranged on the lower side of the sliding plate 6, an upper die holder 9 is fixedly arranged on the lower side of the supporting plate 7, a thimble 8 is fixedly arranged on the lower side of the supporting plate 7, a lower die holder 10 is fixedly arranged on the upper side of the lower die holder 10, a top block 13 is fixedly connected with the bottom of the lower die holder 10, a positioning groove 11 matched with the thimble 8 is formed on the upper side of the base 1, a groove 14 is formed in the inner side of the base 1, a spring cylinder 15 is fixedly arranged at the bottom of the groove 14, a spring 16 is fixedly arranged on the bottom of the spring cylinder 15, a slider 17 is fixedly connected with the upper end of the slider 17, a connecting rod 18 is fixedly connected with the upper end 18 of the upper die holder 18, and the second top plate 19 is fixedly connected with the second top plate 19, and the second top plate 19 is equal to the second top plate 13, the top plate 19 is fixedly connected with the top 13.

The motor 5 drives the threaded rod 22 to rotate, the threaded rod 22 drives the connecting plate 20 which is in threaded connection with the outer side of the threaded rod to move downwards, the connecting plate 20 drives the sliding plate 6, the supporting plate 7 and the upper die holder 9 to move downwards, the upper die holder 9 is clamped into the lower die holder 10, the ejector pin 8 is clamped into the positioning groove 11 at the moment, the ejector pin 8 contacts with the second top plate 19 to drive the second top plate 19 to move downwards, the second top plate 19 compresses the spring 16 through the connecting rod 18 and the sliding block 17, meanwhile, the second top plate 19 drives the ejector block 13 to move downwards, when the upper die holder 9 and the lower die holder 10 are completely closed, the upper side of the ejector block 13 is exactly leveled with the bottom of the lower die holder 10, the ejector block 13 is prevented from influencing injection molding, after injection molding is finished, the motor 5 drives the threaded rod 22 to rotate reversely, the upper die holder 9 is separated from the lower die holder 10, the compressed spring 16 drives the second top plate 19 and the ejector block 13 to move upwards through the sliding block 17 and the connecting rod 18, and the ejector block is convenient for operators to take out injection molding parts in time, and injection molding efficiency is improved.

The quantity of thimble 8 and constant head tank 11 is four, and constant head tank 11 is linked together with recess 14, and second roof 19 and recess 14 sliding connection, and fixed shell 4's inside fixed mounting has gag lever post 21, and gag lever post 21 and connecting plate 20 sliding connection, and the setting of gag lever post 21 plays the removal of stable upper die base 9, guarantees closed accuracy.

To sum up: this mould convenient drawing of patterns drives threaded rod 22 through motor 5 and rotates, threaded rod 22 drives its outside threaded connection's connecting plate 20 and moves down, connecting plate 20 drives slide 6, backup pad 7 and upper die base 9 and moves down, with upper die base 9 card into inside the die holder 10, thimble 8 card is in constant head tank 11 this moment, drive second roof 19 downwardly moving when thimble 8 and second roof 19 contact, second roof 19 compresses spring 16 through connecting rod 18 and slider 17, simultaneously second roof 19 drives kicking block 13 downwardly moving, when upper die base 9 and die holder 10 are closed completely, the upside of kicking block 13 just in time with the bottom of die holder 10 is leveled, avoid kicking block 13 to causing the influence to moulding plastics, after the injection molding piece shaping, motor 5 drives threaded rod 22 and rotates in the opposite direction, make upper die base 9 separate with die holder 10, compressed spring 16 drives second roof 19 and kicking block 13 through slider 17 and connecting rod 18 upwardly moving this moment, thereby make things convenient for operating personnel to take out the injection molding piece in time, improve the efficiency of moulding plastics, all electric equipment in this scheme is through external power supply.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a mould convenient drawing of patterns, includes base (1), its characterized in that: the upper side of base (1) fixed mounting has support (2), the upside fixed mounting of support (2) has first roof (3), the downside fixed mounting of first roof (3) has fixed casing (4), the upside fixed mounting of first roof (3) has motor (5), the output fixed mounting of motor (5) has threaded rod (22), the outside threaded connection of threaded rod (22) has connecting plate (20), the downside fixed mounting of connecting plate (20) has slide (6), and slide (6) and fixed casing (4) sliding connection, the downside fixed mounting of slide (6) has backup pad (7), the downside fixed mounting of backup pad (7) has upper die base (9), the downside fixed mounting of backup pad (7) has thimble (8), die holder (10) have been seted up to the upside of base (1), the bottom sliding connection of die holder (10) has kicking block (13), the upside of base (1) is seted up and is had slide (6) with the fixed groove (15) of adaptation, the bottom of spring (15) is seted up to the bottom of a barrel (14) fixed mounting groove (14), the upper end fixedly connected with slider (17) of spring (16), the upside fixed mounting of slider (17) has connecting rod (18), the upper end fixedly connected with second roof (19) of connecting rod (18), and kicking block (13) and second roof (19) fixed connection.

2. A mold facilitating demolding as claimed in claim 1, wherein: an injection molding opening (12) is formed in the inner wall of the lower die holder (10).

3. A mold facilitating demolding as claimed in claim 1, wherein: the number of the ejector pins (8) and the number of the positioning grooves (11) are four, and the positioning grooves (11) are communicated with the grooves (14).

4. A mold facilitating demolding as claimed in claim 1, wherein: the second top plate (19) is in sliding connection with the groove (14).

5. A mold facilitating demolding as claimed in claim 1, wherein: the limiting depth of the ejector pin (8) pressing down the second top plate (19) is equal to the height of the ejector block (13) protruding out of the bottom of the lower die holder (10).

6. A mold facilitating demolding as claimed in claim 1, wherein: the inside of the fixed shell (4) is fixedly provided with a limiting rod (21), and the limiting rod (21) is in sliding connection with the connecting plate (20).