CN212666555U

CN212666555U - Plastic mold fixing device

Info

Publication number: CN212666555U
Application number: CN202020701981.3U
Authority: CN
Inventors: 钟学财
Original assignee: Individual
Current assignee: Xiangyang Dingding Mould Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-03-09
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a plastic mould fixing device, which belongs to the technical field of plastic mould processing, and comprises a base, a lower mould and an upper mould which are arranged at the upper end of the base in sequence, wherein the upper end surface of the base is symmetrically provided with a fixing seat at the two sides of the lower mould, the fixing seat is provided with four corners which are distributed on the four corners of the lower mould, a fixing frame is arranged between the adjacent fixing seats at the different sides of the lower mould, the fixing frame is in a shape of '21274', the two ends of the fixing frame are provided with extending parts, the fixing seat is provided with a kidney-shaped groove along the height direction, the extending parts pass through the kidney-shaped groove and are connected with the kidney-shaped groove in a rotating and sliding way, the upper end surface of the lower mould is provided with a positioning groove which is matched with the appearance of the fixing frame, a fastening device is arranged, greatly prolonging the service life of the plastic mould.

Description

Plastic mold fixing device

Technical Field

The utility model relates to a plastic mold processing technology field specifically is a plastic mold fixing device.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. The method specifically includes injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and obtaining a formed product after cooling and solidification, wherein the structure of the mold is consistent although the structure of the mold can be changed due to different types and properties of the plastic, shapes and structures of plastic products, types of injection machines and the like.

The plastic mold is fixed by manual adjustment of an operator, which wastes a lot of manpower and time, increases the labor intensity of the operator, and reduces the processing efficiency of the product, therefore, technical personnel in the related technical field improve the method, for example, Chinese patent publication No. CN206983066U proposes "a plastic mold device convenient for fixing", which comprises an upper mold and a lower mold, wherein the lower mold is positioned below the upper mold, the lower mold is placed on a placing plate, the placing plate is horizontally placed in the placing groove, the placing groove is arranged on the upper surface of a fixed base, the bottom surface of the placing plate is connected with the placing groove through a plurality of first springs arranged at intervals, the left side and the right side of the placing plate are both vertically provided with side plates, and the upper surface of the placing plate is provided with two clamping blocks at intervals, placed the bed die on the board, and the bottom of bed die be provided with the draw-in groove of two fixture block cooperation joints, the last spaced apart two mounting grooves that are equipped with of unable adjustment base, and the one end that two mounting grooves are close to each other all communicates with the standing groove each other, the equal level is provided with the second spring in two mounting grooves, the outer end of second spring and the lateral wall fixed connection of mounting groove, and the inner of second spring is connected with the pole that supports that the level set up, the one end that supports the pole top surface and be close to the second spring is provided with the stirring piece, and the bottom of the bed die left and right sides all sets up the slot of being connected with supporting the pole cooperation, though the utility model discloses can satisfy and carry out quick fixed to the mould position, practice thrift the manpower, time.

However, the technical scheme in the application document still has defects that the limiting between the lower die and the fixed base is realized through the horizontally sliding support rod and the slot, the force applied to the base by the lower die during working is in the vertical direction, and the support rod and the slot are easily deformed in the long-term use process, so that the connection between the lower die and the fixed base is newly loosened, and the durability is poor.

Based on this, the utility model designs a plastic mold fixing device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic mold fixing device to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic mould fixing device comprises a base, a lower mould and an upper mould which are arranged at the upper end of the base in sequence, the upper end surface of the base is symmetrically provided with fixed seats at two sides of the lower die, the fixed seats are provided with four corners which are distributed on the lower die, a fixed frame is arranged between the adjacent fixed seats at different sides of the lower die, the fixed frame is in a shape of a letter 21274, and the two ends of the lower die are provided with extending parts, the fixed seat is provided with a kidney-shaped groove along the height direction, the extending parts pass through the kidney-shaped groove and are connected with the kidney-shaped groove in a rotating and sliding way, the upper end surface of the lower die is provided with a positioning groove which is matched with the shape of the fixed frame, and a fastening device is arranged between the extension part and the fixed seat, a positioning column and a matching hole which are matched with each other are respectively arranged between the lower die and the base, when the fixing frame is embedded in the positioning groove, the extending part and the upper end surface of the base are in the same horizontal plane.

Preferably, the fixing frame is in a tubular bent shape of a trapezoid 21274, the extending part is fixedly connected to two ends of the fixing frame, and a fastening plate is arranged at one end of the extending part far away from the fixing frame.

Preferably, the kidney-shaped groove extends to the fixing base, a fastening groove which is communicated with the kidney-shaped groove and is used for placing the extension part and the fastening plate is arranged on the fixing base, a fastening screw hole is formed in one side, far away from the kidney-shaped groove, of the fastening groove, a fastening hole which is opposite to the fastening groove in position and is matched with the fastening groove is formed in the fastening plate, a fastening bolt penetrates through the fastening hole and the fastening screw hole, and the fastening bolt, the fastening hole and the fastening screw hole form the fastening device.

Preferably, a buffer pad is arranged between the fastening plate and the fastening groove.

Preferably, the upper end face of the fixed seat is provided with a containing groove matched with the shape of the fixed seat, and when the fixed seat rotates to be attached to the upper end face of the fixed seat, the fixed seat is embedded in the containing groove.

Preferably, one side of the containing groove, which is far away from the lower die, is provided with an open groove communicated with the containing groove, and the open groove and the containing groove are in arc transition.

Preferably, a filling part is arranged on one side of the fixing frame, which is far away from the fixing seat, and when the fixing frame is embedded in the positioning groove, the filling part is matched with the gap part of the positioning groove and enables the positioning groove on the upper end surface of the lower die to form a flat surface.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model is provided with four fixing seats on the base, a fixing frame in the shape of '21274' is arranged between the adjacent fixing seats at different sides of the lower die, the upper end surface of the lower die is arranged on a positioning groove matched with the fixing frame, a kidney-shaped groove is arranged on the fixing seat along the height direction, the extending parts at the two ends of the fixing frame are glidingly and rotationally connected in the kidney-shaped groove, and a positioning column and a matching hole are respectively arranged between the lower die and the base, when the lower die is installed, the positioning column of the lower die is firstly positioned and matched with the matching hole on the base, at the moment, the four fixing seats are respectively positioned at four corner positions at the two sides of the lower die, then the fixing frame is rotated to ensure that the middle part of the fixing frame is rotated to the upper end surface of the lower die and is positioned with the positioning groove, the kidney-shaped groove on the, the fixing frame is integrally moved downwards to be embedded into the positioning groove, the extending part and the upper end face of the base are located on the same horizontal plane at the moment, and finally the extending part and the base can be fixed through the fastening device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view of an exploded structure of the present embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of the lower template in this embodiment;

fig. 5 is a schematic structural diagram of the base in this embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 11. a mating hole; 12. a fastening groove; 13. a containing groove; 14. an open slot; 2. a lower die; 21. positioning a groove; 22. a positioning column; 3. an upper die; 4. a fixed seat; 41. a kidney-shaped groove; 5. a fixed mount; 51. an extension portion; 52. a fastening plate; 521. a fastening hole; 522. a cushion pad; 53. a filling section; 6. and fastening the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a plastic mould fixing device comprises a base 1, a lower mould 2 and an upper mould 3 which are sequentially arranged at the upper end of the base 1, fixing seats 4 are symmetrically arranged on the upper end surface of the base 1 at two sides of the lower mould 2, the fixing seats 4 are provided with four corners which are distributed on the lower mould 2, a fixing frame 5 is arranged between the adjacent fixing seats 4 at different sides of the lower mould 2, the fixing frame 5 is in a shape of a v-21274, and both ends thereof are provided with extension parts 51, the fixed seat 4 is provided with a kidney-shaped groove 41 along the height direction, the extension parts 51 pass through the kidney-shaped groove 41 and are connected with the kidney-shaped groove 41 in a rotating and sliding way, the upper end surface of the lower die 2 is provided with a positioning groove 21 which is matched with the shape of the fixed frame 5, a fastening device is arranged between the extension part 51 and the fixed seat 4, a positioning column 22 and a matching hole 11 which are matched with each other are respectively arranged between the lower die 2 and the base 1, when the fixing frame 5 is embedded in the positioning groove 21, the extending portion 51 is located at the same horizontal plane with the upper end surface of the base 1.

Preferably, the fixing frame 5 is bent in a tubular shape to form a shape of '21274', the extending portions 51 are fixedly connected to two ends of the fixing frame 5, and a fastening plate 52 is arranged at one end of the extending portion 51 far away from the fixing frame 5, so that the fixing frame 5 and the extending portions 51 can conveniently slide on the kidney-shaped groove 41 on the fixing seat 4, and the fixing process of the lower mold 2 is more convenient.

Preferably, the kidney-shaped slot 41 extends to the fixing base 4, and set up on the fixing base 4 and communicate with the kidney-shaped slot 41 and be used for placing the fastening groove 12 of extension 51 and mounting plate 52, one side of fastening groove 12 far away from the kidney-shaped slot 41 sets up the fastening screw (not shown in the figure), be equipped with on the mounting plate 52 with fastening groove 12 position relative and the fastening hole 521 of mutually supporting, wear to be equipped with fastening bolt 6 between fastening hole 521 and the fastening screw, fastening bolt 6, fastening hole 521 and fastening screw constitute fastener, can lock mounting plate 52 in fastening groove 12 through fastening bolt 6 from this, make the firm connection between mount 5 and the base 1, thereby make the connection between lower bolster and the base 1 more stable.

Preferably, a buffer pad 522 is provided between the fastening plate 52 and the fastening slot 12, so that abrasion between the fastening plate 52 and the fastening slot 12 can be reduced, and the service life thereof can be prolonged.

Preferably, the upper end surface of the fixing seat 4 is provided with a containing groove 13 which is matched with the shape of the fixing frame 5, and when the fixing frame 5 rotates to be attached to the upper end surface of the fixing seat 4, the fixing frame 5 is embedded in the containing groove 13, so that the fixing frame 5 can be conveniently contained in the containing groove 13, and the occupied space is reduced.

Preferably, one side of the accommodating groove 13, which is far away from the lower mold 2, is provided with an open groove 14 communicated with the accommodating groove 13, the open groove 14 and the accommodating groove 13 are in arc transition, and through the open groove 14, a user can conveniently take the fixing frame 5 out of the accommodating groove 13, so that the lower mold 2 can be conveniently fixed subsequently.

Preferably, one side of the fixing frame 5, which is far away from the fixing seat 4, is provided with a filling portion 53, when the fixing frame 5 is embedded in the positioning groove 21, the filling portion 53 is adapted to a gap portion of the positioning groove 21 and forms a flat surface at the position of the positioning groove 21 on the upper end surface of the lower mold 2, so that the connection between the fixing frame 5 and the lower mold 2 can be in a smooth state, and the fixing frame 5 is prevented from protruding after being placed in the positioning groove 21, which results in the influence on the matching between the upper mold 3 and the lower mold 2.

One specific application of this embodiment is:

the utility model is characterized in that four fixing seats 4 are arranged on a base 1, a V-21274H-shaped fixing frame 5 is arranged between the adjacent fixing seats 4 at different sides of a lower die 2, the upper end surface of the lower die 2 is arranged on a positioning groove 21 matched with the fixing frame 5, a waist-shaped groove 41 is arranged on the fixing seat 4 along the height direction, extending parts 51 at two ends of the fixing frame 5 are glidingly and rotatably connected in the waist-shaped groove 41, a positioning column 22 and a matching hole 11 are respectively arranged between the lower die 2 and the base 1, when the lower die 2 is installed, the positioning column 22 of the lower die 2 is firstly positioned and matched with the matching hole 11 on the base 1, at the moment, the four fixing seats 4 are respectively positioned at four corner positions at two sides of the lower die 2, then the fixing frame 5 is rotated to enable the middle part thereof to rotate to the upper end surface of the lower die 2 and be positioned with the positioning groove 21, the waist-, make mount 5 can more conveniently fix a position with constant head tank 21, move down mount 5 whole afterwards, make it imbed in the constant head tank 21, extension 51 and base 1 up end are in same horizontal plane this moment, can fix between extension 51 and the base 1 through fastener at last, realize the installation of lower mould 2 fixedly.

To sum up, can realize through above-mentioned structure that the easy to assemble in fixed to bed die 2, and its relative effort is in same vertical line with the effort direction that bed die 2 and 3 during operations on the mould, can avoid because of the wearing and tearing that the effort direction is different and produce, greatly prolong plastic mold's life.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 plastic mold fixing device, includes base (1) and sets gradually in bed die (2) and last mould (3) of base (1) upper end, its characterized in that: the upper end face of the base (1) is symmetrically provided with fixing seats (4) at two sides of the lower die (2), the fixing seats (4) are provided with four corners distributed on the lower die (2), a fixing frame (5) is arranged between the adjacent fixing seats (4) at different sides of the lower die (2), the fixing frame (5) is in a shape of \\ 21274, the two ends of the fixing frame are provided with extending parts (51), the fixing seats (4) are provided with kidney-shaped grooves (41) along the height direction, the extending parts (51) penetrate through the kidney-shaped grooves (41) and are connected with the kidney-shaped grooves (41) in a rotating and sliding manner, the upper end face of the lower die (2) is provided with positioning grooves (21) matched with the shape of the fixing frame (5), a fastening device is arranged between the extending parts (51) and the fixing seats (4), and positioning columns (22) and matching holes (11) matched with each other are respectively, when the fixing frame (5) is embedded in the positioning groove (21), the extending part (51) and the upper end surface of the base (1) are in the same horizontal plane.

2. A plastic mold fixture according to claim 1 wherein: the fixing frame (5) is in a tubular bent shape of a shape of '21274', the extension part (51) is fixedly connected to two ends of the fixing frame (5), and a fastening plate (52) is arranged at one end, far away from the fixing frame (5), of the extension part (51).

3. A plastic mold fixture according to claim 2 wherein: the fixing device is characterized in that the waist-shaped groove (41) extends to the fixing base (4), a fastening groove (12) which is communicated with the waist-shaped groove (41) and used for placing the extending portion (51) and the fastening plate (52) is formed in the fixing base (4), a fastening screw hole is formed in one side, away from the waist-shaped groove (41), of the fastening groove (12), a fastening hole (521) which is opposite to the fastening groove (12) in position and matched with the fastening groove is formed in the fastening plate (52), a fastening bolt (6) penetrates through the fastening hole (521), and the fastening bolt (6), the fastening hole (521) and the fastening screw hole form the fastening device.

4. A plastic mold fixture according to claim 3 wherein: a buffer pad (522) is arranged between the fastening plate (52) and the fastening groove (12).

5. A plastic mold fixture according to claim 1 wherein: the upper end face of the fixed seat (4) is provided with a containing groove (13) matched with the shape of the fixed frame (5), and when the fixed frame (5) rotates to be attached to the upper end face of the fixed seat (4), the fixed frame (5) is embedded in the containing groove (13).

6. A plastic mold fixture according to claim 5 wherein: one side of the accommodating groove (13) far away from the lower die (2) is provided with an open groove (14) communicated with the accommodating groove (13), and an arc transition is formed between the open groove (14) and the accommodating groove (13).

7. A plastic mold fixture according to claim 1 wherein: one side of the fixing frame (5) far away from the fixing seat (4) is provided with a filling part (53), and when the fixing frame (5) is embedded in the positioning groove (21), the filling part (53) is matched with the gap part of the positioning groove (21) and the positioning groove (21) on the upper end surface of the lower die (2) forms a flat surface.