CN218365963U

CN218365963U - Plastic mould with double limiting structure

Info

Publication number: CN218365963U
Application number: CN202221859418.4U
Authority: CN
Inventors: 吴锦锋; 张丹
Original assignee: Shenzhen Saiyu Yihao Technology Co ltd
Current assignee: Shenzhen Saiyu Yihao Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-01-24
Anticipated expiration: 2032-07-19

Abstract

The utility model provides a plastic mould with dual limit structure, include the lower mould, go up mould and base, the top of lower mould is provided with the mould, the below of lower mould is provided with the base, the shaping groove has been seted up on the top surface of lower mould, a side surface of lower mould is provided with positioning mechanism, a side surface of going up the mould is provided with stop gear, the one end of base is provided with ejection mechanism. This plastic mould with dual limit structure, include the stopper through stop gear, the second locating lever, the spacing groove, the second locating hole, the setting of first spring and buffer board, will go up the mould and pass through the stopper and imbed in the spacing groove, the one end of second locating lever is impressed in the second locating hole simultaneously, extrude the buffer board, at the in-process of putting into last mould, buffer board and first spring can effectually play the effect of buffering, and simultaneously, can be to the further spacing calibration of being connected of last mould and lower mould in the cooperation of stopper and spacing groove.

Description

Plastic mould with double limiting structure

Technical Field

The utility model relates to a plastic mould correlation technique field especially relates to a plastic mould with dual limit structure.

Background

The plastic mould is a short for combined mould for compression moulding, extrusion moulding, injection, blow moulding and low foaming forming, a series of plastic parts with different shapes and sizes can be processed by the coordination change of a mould convex mould, a mould concave mould and an auxiliary forming system.

But the plastic mould that has dual limit structure now, in the use, most of plastic moulds all directly go up the location of mould and lower mould through columniform locating lever, at the in-process of location, as long as the locating lever takes place the deviation and will make and appear the flaw after moulding, and the deviation is less still difficult to discover moreover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic mould with double limit structure to solve the current plastic mould with double limit structure who provides among the above-mentioned background art, but the current plastic mould with double limit structure, in the use, most of plastic moulds are all direct to go on going up the location of mould and lower mould through the columniform locating lever, at the in-process of location, as long as the locating lever takes place the deviation and will make to appear the flaw after moulding, and the deviation is less still difficult to the problem of being discovered moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastic mould with dual limit structure, includes the lower mould, goes up mould and base, the top of lower mould is provided with the mould, the below of lower mould is provided with the base, the shaping groove has been seted up on the top surface of lower mould, a side surface of lower mould is provided with positioning mechanism, a side surface of going up the mould is provided with stop gear, the one end of base is provided with ejection mechanism.

Preferably, the positioning mechanism comprises a first positioning rod, a threaded hole, a first positioning hole and a fixing bolt, the first positioning rod is fixedly mounted on the surface of one side of the lower die, the threaded hole is formed in the surface of one end of the first positioning rod, the first positioning hole is formed in the surface of the upper die, and the fixing bolt is arranged at one end of the first positioning hole.

Preferably, the first positioning rod is in threaded connection with the fixing bolt through a threaded hole, and the size of the first positioning rod is matched with that of the first positioning hole.

Preferably, stop gear includes stopper, second locating lever, spacing groove, second locating hole, first spring and buffer board, the surperficial both sides of going up the mould all are provided with the stopper, one side fixed surface of going up the mould installs the second locating lever, the spacing groove has been seted up to the surperficial both sides of lower mould, the second locating hole has been seted up on one side surface of lower mould, the welding of the downthehole side surface of second locating hole has first spring, the welding of the one end of first spring has the buffer board.

Preferably, the diameter of the second positioning rod is matched with that of the second positioning hole, and eight groups of the second positioning rods are arranged.

Preferably, the ejection mechanism comprises a fixed rod, a movable plate, a second spring, ejector pins and connecting holes, the fixed rod is welded on the surface of one side of the base, the movable plate penetrates through one end of the fixed rod, the second spring is welded on the surface of one side of the movable plate, the ejector pins are welded on the two sides of the surface of the movable plate, and the connecting holes are formed in the two sides of the surface of the forming groove.

Preferably, one end of the fixing rod penetrates through the second spring and is fixedly connected with the lower die, and one end of the ejector pin penetrates through the connecting hole and is flush with the surface of the forming groove.

Compared with the prior art, the beneficial effects of the utility model are that: this plastic mould with dual limit structure, include the stopper through stop gear, the second locating lever, the spacing groove, the second locating hole, the setting of first spring and buffer board, the degree of accuracy when mould and lower mould are connected can further be increased, when using, it imbeds in the spacing groove to go up the mould through the stopper, the one end of second locating lever is impressed in the second locating hole simultaneously, extrude the buffer board, put into the in-process of last mould, buffer board and first spring can effectually play the effect of buffering, and simultaneously, the cooperation at stopper and spacing groove can be to the further spacing calibration of being connected of last mould and lower mould.

Drawings

FIG. 1 is a schematic side view of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the utility model showing the mutual cooperation between the upper mold and the limiting block;

FIG. 3 is a schematic view of the structure of the lower mold and the base of the present invention;

fig. 4 is the structure schematic diagram of the lower mold and the connecting hole of the present invention.

In the figure: 1. a lower die; 2. an upper die; 3. a base; 4. forming a groove; 5. a positioning mechanism; 501. a first positioning rod; 502. a threaded hole; 503. a first positioning hole; 504. fixing the bolt; 6. a limiting mechanism; 601. a limiting block; 602. a second positioning rod; 603. a limiting groove; 604. a second positioning hole; 605. a first spring; 606. a buffer plate; 7. an ejection mechanism; 701. fixing the rod; 702. a movable plate; 703. a second spring; 704. a thimble; 705. and (4) connecting the holes.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a plastic mould with dual limit structure, includes lower mould 1, goes up mould 2 and base 3, and the top of lower mould 1 is provided with mould 2, and the below of lower mould 1 is provided with base 3, and shaping groove 4 has been seted up on the top surface of lower mould 1, and a side surface of lower mould 1 is provided with positioning mechanism 5, and a side surface of going up mould 2 is provided with stop gear 6, and the one end of base 3 is provided with ejection mechanism 7.

Further, the positioning mechanism 5 includes a first positioning rod 501, a threaded hole 502, a first positioning hole 503 and a fixing bolt 504, the first positioning rod 501 is fixedly installed on one side surface of the lower die 1, the threaded hole 502 is opened on one end surface of the first positioning rod 501, the first positioning hole 503 is opened on the surface of the upper die 2, the fixing bolt 504 is arranged at one end of the first positioning hole 503, the upper die 2 and the lower die 1 can be fixed through the arrangement of the first positioning rod 501, the threaded hole 502, the first positioning hole 503 and the fixing bolt 504, when in use, the upper die 2 is placed on the surface of the lower die 1 through the connection of the first positioning hole 503 and the first positioning rod 501, then on the surface of the upper die 2, the upper die 2 and the lower die 1 are connected and locked through the cooperation of the fixing bolt 504 and the threaded hole 502, the fixing bolt 504 is screwed out from the threaded hole 502 during die opening, and the die opening can be separated and separated from the connection of the lower die 1.

Further, first locating lever 501 passes through screw hole 502 and fixing bolt 504 threaded connection, and first locating lever 501 size is identical with first locating hole 503 size, and through the setting of first locating lever 501 and first locating hole 503, first locating lever 501 and first locating hole 503 can be convenient for go up mould 2 and lower mould 1 location installation, play spacing effect simultaneously.

Further, the limiting mechanism 6 includes a limiting block 601, a second positioning rod 602, a limiting groove 603, a second positioning hole 604, a first spring 605 and a buffer plate 606, the two sides of the surface of the upper die 2 are provided with the limiting blocks 601, a second positioning rod 602 is fixedly installed on the surface of one side of the upper die 2, the two sides of the surface of the lower die 1 are provided with the limiting groove 603, a second positioning hole 604 is provided on the surface of one side of the lower die 1, the inner side of the second positioning hole 604 is welded with the first spring 605, one end of the first spring 605 is welded with the buffer plate 606, through the limiting block 601, the second positioning rod 602, the limiting groove 603, the second positioning hole 604, the first spring 605 and the buffer plate 606 are arranged, the accuracy when the upper die 2 and the lower die 1 are connected can be further increased, when in use, the upper die 2 is embedded into the limiting groove 603 through the limiting block 601, meanwhile, one end of the second positioning rod 602 is pressed into the second positioning hole 604, the buffer plate 606 is extruded, in the process of putting the upper die 2 into the upper die 603, the buffer plate 606 and the lower die 605 are further connected.

Furthermore, the diameter of second locating lever 602 is identical with the diameter of second locating hole 604, and second locating lever 602 is provided with eight groups, and through the setting of second locating lever 602, second locating lever 602 can contact buffer board 606 at the in-process of embedding second locating hole 604, under the effect of first spring 605, can slowly put down last mould 2.

Further, the ejection mechanism 7 includes a fixing rod 701, a movable plate 702, a second spring 703, an ejector pin 704 and a connecting hole 705, the fixing rod 701 is welded on the surface of one side of the base 3, the movable plate 702 penetrates through one end of the fixing rod 701, the second spring 703 is welded on the surface of one side of the movable plate 702, the ejector pin 704 is welded on both sides of the surface of the movable plate 702, the connecting hole 705 is formed in both sides of the surface of the molding groove 4, after the plastic part is molded, the movable plate 702 can be pressed to drive the ejector pin 704 to move upwards along the fixing rod 701 by pressing the movable plate 702, the ejector pin 704 protrudes out of the surface of the connecting hole 705, and after the movable plate 702 is released, the second spring 703 presses the movable plate 702 to attach the movable plate 702 to the base 3, and meanwhile, the ejector pin 704 is flush with the molding groove 4.

Furthermore, one end of the fixing rod 701 penetrates through a second spring 703 to be fixedly connected with the lower die 1, one end of the thimble 704 penetrates through the connecting hole 705 to be flush with the surface of the forming groove 4, and through the arrangement of the second spring 703, the second spring 703 can press the movable plate 702, so that the movable plate 702 can be well attached to the base 3.

The working principle is as follows: firstly, an upper die 2 is connected with a first positioning rod 501 through a first positioning hole 503 and is placed on the surface of a lower die 1, then the upper die 2 and the lower die 1 are connected and locked through the matching of a fixing bolt 504 and a threaded hole 502 on the surface of the upper die 2, the upper die 2 is embedded into a limiting groove 603 through a limiting block 601 during locking, one end of a second positioning rod 602 is pressed into a second positioning hole 604 to extrude a buffer plate 606, in the process of placing the upper die 2, the buffer plate 606 and a first spring 605 can effectively play a buffering role, meanwhile, the connection of the upper die 2 and the lower die 1 can be further limited and calibrated through the matching of the limiting block 601 and the limiting groove 603, after a plastic part is molded, the movable plate 702 can be extruded to drive a thimble 704 to move upwards along the fixing rod 701, the thimble 704 protrudes out of the surface of the connecting hole 705, the plastic part is ejected out, after the movable plate 702 is loosened, the second spring 703 can extrude the movable plate 702 to enable the movable plate 702 to be attached to a base 3, and the thimble 704 and the movable plate 704 and the groove 4 are parallel and level to finish the molding of the plastic structure with a double-level limiting structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 mould with dual limit structure, includes lower mould (1), goes up mould (2) and base (3), its characterized in that: the die is characterized in that an upper die (2) is arranged above the lower die (1), a base (3) is arranged below the lower die (1), a forming groove (4) is formed in the surface of the upper side of the lower die (1), a positioning mechanism (5) is arranged on one side surface of the lower die (1), a limiting mechanism (6) is arranged on one side surface of the upper die (2), and an ejection mechanism (7) is arranged at one end of the base (3).

2. The plastic mold with the double-limiting structure as defined in claim 1, wherein the positioning mechanism (5) comprises a first positioning rod (501), a threaded hole (502), a first positioning hole (503) and a fixing bolt (504), the first positioning rod (501) is fixedly mounted on one side surface of the lower mold (1), the threaded hole (502) is formed in one end surface of the first positioning rod (501), the first positioning hole (503) is formed in the surface of the upper mold (2), and the fixing bolt (504) is arranged at one end of the first positioning hole (503).

3. The plastic mold with the double-limiting structure as claimed in claim 2, wherein the first positioning rod (501) is in threaded connection with the fixing bolt (504) through a threaded hole (502), and the size of the first positioning rod (501) is identical to that of the first positioning hole (503).

4. The plastic mold with the double limiting structure according to claim 1, wherein the limiting mechanism (6) comprises a limiting block (601), a second positioning rod (602), a limiting groove (603), a second positioning hole (604), a first spring (605) and a buffer plate (606), the limiting block (601) is arranged on each of two sides of the surface of the upper mold (2), the second positioning rod (602) is fixedly mounted on the surface of one side of the upper mold (2), the limiting groove (603) is formed on each of two sides of the surface of the lower mold (1), the second positioning hole (604) is formed on the surface of one side of the lower mold (1), the first spring (605) is welded on the surface of the inner side of the second positioning hole (604), and the buffer plate (606) is welded at one end of the first spring (605).

5. The plastic mold with the dual-position-limiting structure as claimed in claim 4, wherein the diameter of the second positioning rod (602) is identical to the diameter of the second positioning hole (604), and eight sets of the second positioning rods (602) are provided.

6. The plastic mold with the dual-limiting structure as claimed in claim 1, wherein the ejection mechanism (7) comprises a fixed rod (701), a movable plate (702), a second spring (703), a thimble (704) and a connecting hole (705), the fixed rod (701) is welded on the surface of one side of the base (3), the movable plate (702) penetrates through one end of the fixed rod (701), the second spring (703) is welded on the surface of one side of the movable plate (702), the thimble (704) is welded on both sides of the surface of the movable plate (702), and the connecting hole (705) is formed on both sides of the surface of the molding groove (4).

7. The plastic mold with the dual-limiting structure as claimed in claim 6, wherein one end of the fixing rod (701) penetrates through the second spring (703) and is fixedly connected with the lower mold (1), and one end of the thimble (704) penetrates through the connecting hole (705) and is flush with the surface of the forming groove (4).