CN209869300U

CN209869300U - Mould structure with slide reset first

Info

Publication number: CN209869300U
Application number: CN201920630548.2U
Authority: CN
Inventors: 曹常团
Original assignee: Suzhou Qinglang Industrial Technology Co Ltd
Current assignee: Suzhou Qinglang Industrial Technology Co Ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2019-12-31
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a mould structure that line position resets earlier, including movable mould bedplate and cover half bedplate, the upper end symmetrical welding of movable mould bedplate has two cushions, two the common welding of upper end of cushion has the supporting shoe, the lower terminal surface of supporting shoe is connected with the up end that is used for the ejecting device of product with the movable mould bedplate jointly, the upper end welding of supporting shoe has the movable mould piece, the sliding connection of movable mould piece has the line position piece, the bottom of line position piece is equipped with the stop device who is used for restricting the removal of line position piece, the guide post hole has been seted up to the upper end of line position piece. In this device, by the design of stopper and gag lever post for the stopper remains the state that offsets with the gag lever post lateral wall all the time under spacing spring's elasticity effect behind the die sinking, makes the position of line position piece equally restricted, keeps certain position nonslip, makes subsequent compound die in-process, and oblique guide pillar and guide pillar hole can be stable correspond, guarantees going on smoothly of compound die.

Description

Mould structure with slide reset first

Technical Field

The utility model relates to the technical field of mold, especially, relate to a mould structure that line position resets earlier.

Background

In the mold design and production process, the buckle type plastic products or other plastic products with special structures are generally processed by adopting an injection mold with a side core-pulling mechanism.

For buckle type plastic products or other plastic products with special structures, in order to avoid interference between the inclined guide post and the slide position during die assembly, the slide position must be reset firstly due to collision damage, the slide block is pushed to reset firstly through an oil cylinder or an air cylinder in the prior art, the oil cylinder or the air cylinder needs additional installation as accessory equipment of the injection mold, the manufacturing cost is increased, and the large-scale production is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that has the oblique guide pillar of compound die process and the position piece of going to interfere among the prior art, and the mould structure that the position of going that proposes resets earlier.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a mould structure that line position resets earlier, includes movable mould bedplate and cover half bedplate, the upper end symmetrical welding of movable mould bedplate has two cushions, two the common welding of upper end of cushion has the supporting shoe, the lower terminal surface of supporting shoe is connected with the ejecting device that is used for the product jointly with the up end of movable mould bedplate, the upper end welding of supporting shoe has the movable mould piece, the sliding connection of movable mould piece has the line position piece, the bottom of line position piece is equipped with the stop device who is used for restricting the removal of line position piece, the guide pillar hole has been seted up to the upper end of line position piece, the lower extreme welding of cover half bedplate has oblique guide pillar, oblique guide pillar offsets with guide pillar hole inner wall.

Preferably, the upper end of the fixed die base plate is provided with a material injection hole, the lower end of the fixed die base plate is provided with an upper die hole, and the upper end of the movable die block is provided with a lower die hole.

Preferably, two inserts are welded to the side wall of the slide block, and both the inserts penetrate through the side wall of the movable module and extend into the lower die hole.

Preferably, ejecting device includes thimble panel and thimble board, thimble panel welds mutually with the upper end of movable mould bedplate, the thimble board offsets with thimble panel's upper end, the upper end welding of thimble board has two thimble rods, release link and gag lever post.

Preferably, the limiting device comprises an upper limiting groove and a lower limiting groove, the upper limiting groove is formed in the upper end of the movable module, the lower limiting groove is formed in the upper end of the supporting block and communicated with the lower limiting groove, a limiting block is welded to the lower end of the limiting block, the lower end of the limiting block is connected with the inner wall of the lower limiting groove in a sliding mode, and a limiting spring is welded to the inner wall of one side, far away from the lower die hole, of the limiting block and the lower limiting groove.

Preferably, the limiting rod penetrates through the bottom of the supporting block and abuts against the lower end of the limiting block, the reset rod penetrates through the supporting block and the movable module and abuts against the lower end of the fixed die base plate, and the two ejector pin rods penetrate through the bottom of the supporting block and the bottom of the movable module and extend into the lower die hole.

Compared with the prior art, the utility model has the advantages of:

1. in the device, by the design of the slide block, the slide guide column is inserted into the guide column hole, so that the slide guide column limits the slide block, the slide block is always in a stable sliding state in the mold opening process and slides synchronously with the mold opening process, the release of the ejection device is synchronously realized, and the effective ejection effect is further ensured;

2. in this device, by the design of stopper and gag lever post for the stopper remains the state that offsets with the gag lever post lateral wall all the time under spacing spring's elasticity effect behind the die sinking, makes the position of line position piece equally restricted, keeps certain position nonslip, makes subsequent compound die in-process, and oblique guide pillar and guide pillar hole can be stable correspond, guarantees going on smoothly of compound die.

Drawings

Fig. 1 is a schematic structural diagram of a mold structure according to the present invention, in which the slide is reset first.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a top view of a row bit block portion.

In the figure: 1 movable mould bedplate, 2 cushion blocks, 3 thimble panels, 4 thimble boards, 5 thimble rods, 6 reset rods, 7 limiting rods, 8 reset springs, 9 supporting blocks, 10 movable modules, 11 fixed mould bedplate, 12 inclined guide columns, 13 traveling blocks, 14 inserts, 15 guide column holes, 16 limiting blocks, 17 upper limiting grooves, 18 lower limiting grooves, 19 limiting springs, 20 material injection holes, 21 upper mould holes and 22 lower mould 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.

Referring to fig. 1-3, a die structure that line position resets earlier, including movable mould bedplate 1 and cover half bedplate 11, the upper end symmetrical welding of movable mould bedplate 1 has two cushions 2, the common welding in upper end of two cushions 2 has supporting shoe 9, the lower terminal surface of supporting shoe 9 is connected with the ejecting device that is used for the product jointly with the up end of movable mould bedplate 1, the welding in upper end of supporting shoe 9 has movable mould piece 10, sliding connection of movable mould piece 10 has line position piece 13, the bottom of line position piece 13 is equipped with the stop device who is used for restricting line position piece 13 and removes, guide pillar hole 15 has been seted up to the upper end of line position piece 13, the welding of the lower extreme of cover half bedplate 11 has oblique guide pillar 12, oblique guide pillar 12 offsets with guide pillar hole 15.

The upper end of the fixed die base plate 11 is provided with a material injection hole 20, the lower end of the fixed die base plate 11 is provided with an upper die hole 21, and the upper end of the movable die block 10 is provided with a lower die hole 22; the side wall of the slide block 13 is welded with two inserts 14, and the two inserts 14 both penetrate through the side wall of the movable module 10 and extend into the lower die hole 22 to limit the position of a product, so that the product is kept in the lower die hole 22 during die opening to facilitate subsequent ejection and product protection; the ejector device comprises an ejector pin plate 3 and an ejector pin plate 4, the ejector pin plate 3 is welded with the upper end of the movable mold base plate 1, the ejector pin plate 4 is abutted to the upper end of the ejector pin plate 3, and two ejector pin rods 5, a reset rod 6 and a limiting rod 7 are welded to the upper end of the ejector pin plate 4.

Stop device includes upper limit groove 17 and lower limit groove 18, upper limit groove 17 sets up in the upper end of moving module 10, lower limit groove 18 sets up in the upper end of supporting shoe 9, upper limit groove 17 and lower limit groove 18 intercommunication, the lower extreme welding of line position piece 13 has stopper 16, the lower extreme of stopper 16 and the inner wall sliding connection of lower limit groove 18, stopper 16 and one side inner wall that lower limit groove 18 kept away from lower die hole 22 have spacing spring 19 jointly welded, carry on spacingly to line position piece 13, guarantee that it can not random removal under spacing spring's 19 spring action, guarantee going on smoothly of follow-up compound die process.

The limiting rod 7 penetrates through the bottom of the supporting block 9 to abut against the lower end of the limiting block 16, the reset rod 6 penetrates through the supporting block 9 and the movable module 10 to abut against the lower end of the fixed die base plate 11, the two ejector pin rods 5 penetrate through the bottoms of the supporting block 9 and the movable module 10 and extend into the lower die hole 22, the ejection device is always in a stable state when in a die closing state, and is limited and cannot be ejected randomly, so that the stability of the processing process is guaranteed.

When the die is machined, the die is firstly clamped, the inclined guide post 12 is inserted into the guide post hole 15 at the moment, the insert 14 is inserted into the lower die hole 22, the lower end of the limiting block 16 abuts against the upper end of the limiting rod 7, then the master batch is injected into the upper die hole 21 and the lower die hole 22 through the material injection hole 20, and the die opening is started after the cooling is finished.

When the mold is opened, firstly, the movable mold base plate 1 is moved downwards, under the insertion action of the two inserts 14, the finished product is positioned in the lower mold hole 22 under the restriction of the inserts 14 and separated from the fixed mold base plate 11, in the process of moving the movable mold base plate 1 downwards, due to the inclined arrangement of the inclined guide post 12, the moving block 13 slides to one side far away from the lower mold hole 22 under the action of horizontal component force given by the inclined guide post 12, so as to drive the inserts 14 to move out of the lower mold hole 22 and drive the limiting block 16 at the bottom to move along with the moving block, so that the limiting block 16 compresses the limiting spring 19, when the movable mold base plate 1 moves downwards until the inclined guide post 12 is completely separated from the guide post hole 15, the limiting block 16 moves to a position which is not abutted against the upper end of the limiting rod 7, so that the ejector plate 4 drives the reset rod 6, the limiting rod 7 and the two ejector rod rods 5 thereon to move upwards under the elastic, so that the two ejector pin rods 5 eject the product, the reset rod 6 extends to the upper end of the movable module 10, and the limiting rod 7 enters the lower limiting groove 18;

at this moment, the slide block 13 offsets with the lateral wall of gag lever post 7 under the spring action of spacing spring, and remain at current position all the time, then can take out the product, accomplish the course of working, later carry out the compound die and wait for processing next time, during the compound die, move movable mould bedplate 1 upwards, make fixed mould bedplate 11 lower extreme offset with release link 6, make release link 6 progressively return, and then make thimble board 4 drive gag lever post 7 progressively return, when the lower extreme of oblique guide pillar 12 got into guide pillar hole 15, the lateral wall of gag lever post 7 no longer offsets with stopper 16, make gag lever post 7 can slide in the direction to lower die hole 22, continue to promote movable mould bedplate 1 and can realize complete compound die process.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A die structure with a slide reset function comprises a movable die base plate (1) and a fixed die base plate (11), it is characterized in that the upper end of the movable mold base plate (1) is symmetrically welded with two cushion blocks (2), the upper ends of the two cushion blocks (2) are welded with supporting blocks (9) together, the lower end surface of the supporting block (9) and the upper end surface of the movable mold base plate (1) are connected with an ejection device for ejecting a product, the upper end of the supporting block (9) is welded with a movable module (10), the movable module (10) is connected with a slide block (13) in a sliding way, the bottom of the line position block (13) is provided with a limiting device used for limiting the movement of the line position block (13), the upper end of the slide block (13) is provided with a guide post hole (15), the lower end of the fixed die base plate (11) is welded with an inclined guide post (12), and the inclined guide post (12) is abutted to the inner wall of the guide post hole (15).

2. The mold structure for resetting a slide at first according to claim 1, wherein the upper end of the fixed mold base plate (11) is provided with a material injection hole (20), the lower end of the fixed mold base plate (11) is provided with an upper mold hole (21), and the upper end of the movable mold block (10) is provided with a lower mold hole (22).

3. A slide-first-reset mold structure according to claim 1, characterized in that two inserts (14) are welded to the side wall of the slide block (13), and both inserts (14) penetrate through the side wall of the movable mold block (10) and extend into the lower mold hole (22).

4. The mold structure capable of resetting row position first according to claim 1, wherein the ejector device comprises an ejector pin plate (3) and an ejector pin plate (4), the ejector pin plate (3) is welded with the upper end of the movable mold base plate (1), the ejector pin plate (4) is abutted against the upper end of the ejector pin plate (3), and the upper end of the ejector pin plate (4) is welded with two ejector pin rods (5), a resetting rod (6) and a limiting rod (7).

5. The mold structure with the line position reset firstly as claimed in claim 1, wherein the limiting device comprises an upper limiting groove (17) and a lower limiting groove (18), the upper limiting groove (17) is arranged at the upper end of the movable mold block (10), the lower limiting groove (18) is arranged at the upper end of the supporting block (9), the upper limiting groove (17) is communicated with the lower limiting groove (18), the lower end of the line position block (13) is welded with a limiting block (16), the lower end of the limiting block (16) is slidably connected with the inner wall of the lower limiting groove (18), and the limiting block (16) and the inner wall of one side of the lower limiting groove (18) far away from the lower mold hole (22) are welded with a limiting spring (19) together.

6. A die structure capable of resetting before line position according to claim 4, characterized in that the limiting rod (7) penetrates through the bottom of the supporting block (9) and abuts against the lower end of the limiting block (16), the resetting rod (6) penetrates through the supporting block (9) and the movable die block (10) and abuts against the lower end of the fixed die base plate (11), and the two thimble rods (5) penetrate through the bottoms of the supporting block (9) and the movable die block (10) and extend into the lower die hole (22).