CN219634289U

CN219634289U - Rubber mould

Info

Publication number: CN219634289U
Application number: CN202320376093.2U
Authority: CN
Inventors: 周亮; 唐轲; 刘春红
Original assignee: Chongqing Lingfeng Rubber And Plastic Products Co ltd
Current assignee: Chongqing Lingfeng Rubber And Plastic Products Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-09-05
Anticipated expiration: 2033-03-03

Abstract

The utility model discloses a rubber mold, which comprises an upper mold, a lower mold and a bottom plate which are sequentially arranged from top to bottom; connecting columns are arranged on two sides of the upper die, a plurality of upper molding cavities are arranged at the bottom of the upper die, and guide columns are arranged at four corners of the bottom of the upper die; the lower die is provided with a plurality of lower forming cavities matched with the upper forming cavities, a lower die knife edge is arranged on the outer side of the top of the lower forming cavities, a die core is slidably arranged in the lower forming cavities, the bottom of the die core is connected with a positioning shaft, the bottom of the positioning shaft penetrates through the lower die and extends to the outer side of the lower die, two sides of the positioning shaft are provided with limiting clamping blocks, the lower die is provided with limiting sliding grooves at positions corresponding to the limiting clamping blocks, the limiting clamping blocks are slidably arranged in the limiting sliding grooves, the lower die is provided with a guide sleeve at positions corresponding to the guide posts, one side of the guide sleeve is provided with a positioning hole, and the left side and the right side of the lower die are provided with transverse beam plates; the bottom plate is equipped with the void space in corresponding locating shaft department, and the bottom of locating shaft is installed in the void space, and the locating lever is installed in corresponding locating hole department to the bottom plate, and both sides are equipped with the clamp plate around the bottom plate.

Description

Rubber mould

Technical Field

The utility model belongs to the technical field of rubber molds, and particularly relates to a rubber mold.

Background

The rubber mold is a tool for producing plastic products, and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the rubber molding is a processing method used when producing parts with complex shapes in batches, specifically, a high polymer material undergoes a crosslinking reaction under certain temperature, pressure and time conditions to obtain a series of molded products with certain hardness, certain strength and the like which meet the use performance;

the publication number is: the Chinese patent of CN218171050U discloses a rubber mold with a cold and hot plate positioning structure, which effectively solves the problems of inaccurate positioning, influence on product quality and the like, and comprises a high-temperature plate, a heat insulation plate and a low-temperature plate, wherein the heat insulation plate is positioned between the high-temperature plate and the low-temperature plate, a first blind hole is arranged in the middle of the high-temperature plate, first through holes positioned at the left side and the right side of the first blind hole are formed in the high-temperature plate, a second through hole corresponding to the first blind hole is formed in the low-temperature plate, a third through hole corresponding to the first through hole is formed in the low-temperature plate, a first positioning pin in transition fit with the first blind hole is formed in the high-temperature plate, a second positioning pin in transition fit with the first through hole is arranged at the lower end of the first positioning pin, a gap exists between the second positioning pin and the third through hole in the left-right direction;

however, in the using process of the die opening, the die core is easy to shake and fall, potential safety hazards exist for staff to operate, and meanwhile, the lower die edge is easy to damage and damage, so that the service life of the die is influenced.

Disclosure of Invention

In view of the above-mentioned problems with the background art, the present utility model has as its object: aims to provide a rubber mold.

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

the rubber mold comprises an upper mold, a lower mold and a bottom plate which are sequentially arranged from top to bottom;

connecting columns are arranged on two sides of the upper die, a plurality of upper forming cavities are arranged at the bottom of the upper die, and guide columns are arranged at four corners of the bottom of the upper die;

the lower die is provided with a plurality of lower forming cavities matched with the upper forming cavities, a lower die knife edge is arranged on the outer side of the top of the lower forming cavities, a die core is slidably arranged in the lower forming cavities, the bottom of the die core is connected with a positioning shaft, the bottom of the positioning shaft penetrates through the lower die and extends to the outer side of the lower die, two sides of the positioning shaft are provided with limiting clamping blocks, the lower die is provided with limiting sliding grooves at positions corresponding to the limiting clamping blocks, the limiting clamping blocks are slidably arranged in the limiting sliding grooves, a guide sleeve is arranged at the position of the lower die corresponding to the guide post, a positioning hole is formed in one side of the guide sleeve of the lower die, and transverse beam plates are arranged on the left side and the right side of the lower die;

the bottom plate is equipped with the clearance groove in corresponding locating shaft department, the bottom of locating shaft is installed in the clearance groove, the locating lever is installed in corresponding locating hole department to the bottom plate, both sides are equipped with the clamp plate around the bottom plate.

Further limited, install the direction slide bar in the spacing spout, spacing fixture block slidable mounting is on the direction slide bar, reset spring is installed at the top of spacing fixture block, reset spring free end is installed in spacing spout. The structural design strengthens the guiding movement, prevents the mold core from shaking and tilting during movement, and has a resetting effect.

Further defined, the surface of the guide slide bar is provided with lubrication grooves for supporting the spiral structure. When the structure design is used, lubricating oil is added into the lubricating groove, so that the limit clamping block slides along the guide sliding rod more smoothly, and the clamping is not easy to occur.

Further defined, the lower die and the beam plate and the bottom plate and the pressing plate are all integrally formed. The structural design is convenient for production and manufacture, and improves the connection strength.

Further defined, the connecting column is provided with a threaded column, the upper die is provided with a threaded hole at the position corresponding to the threaded column, and the connecting column is locked and installed on the upper die through the matching of the threaded column and the threaded hole. The structural design is convenient for production, manufacture, installation and disassembly.

The beneficial effects of the utility model are as follows: according to the utility model, the limiting clamping blocks are arranged on the positioning shaft and are matched with the limiting sliding grooves in the lower die when the positioning shaft slides up and down, so that the positioning shaft can stably push the die core to move, the die core is prevented from shaking and tilting, potential safety hazards of staff operation are avoided, the lower die edge is protected, and the shaking and tilting die core is prevented from damaging and damaging the lower die edge, so that the service life of the die is influenced.

Drawings

The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic view of a rubber mold according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a rubber mold according to an embodiment of the present utility model;

the main reference numerals are as follows:

the upper die 1, the lower die 2, the bottom plate 3, the connecting column 4, the upper forming cavity 5, the guide post 6, the lower forming cavity 7, the lower die edge 8, the die core 9, the positioning shaft 10, the limiting clamping block 11, the limiting sliding chute 12, the guide sleeve 13, the positioning hole 14, the cross beam plate 15, the clearance groove 16, the positioning rod 17, the pressing plate 18, the guide sliding rod 19, the reset spring 20 and the threaded column 21.

Detailed Description

In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1-2, the rubber mold of the utility model comprises an upper mold 1, a lower mold 2 and a bottom plate 3 which are sequentially arranged from top to bottom;

connecting columns 4 are arranged on two sides of the upper die 1, a plurality of upper forming cavities 5 are arranged at the bottom of the upper die 1, and guide columns 6 are arranged at four corners of the bottom of the upper die 1;

the lower die 2 is provided with a plurality of lower forming cavities 7 matched with the upper forming cavities 5, a lower die knife edge 8 is arranged on the outer side of the top of the lower forming cavities 7, a die core 9 is slidably arranged in the lower forming cavities 7, the bottom of the die core 9 is connected with a positioning shaft 10, the bottom of the positioning shaft 10 penetrates through the lower die 2 and extends to the outer side of the lower die, two sides of the positioning shaft 10 are provided with limiting clamping blocks 11, the lower die 2 is provided with limiting sliding grooves 12 corresponding to the limiting clamping blocks 11, the limiting clamping blocks 11 are slidably arranged in the limiting sliding grooves 12, the lower die 2 is provided with guide sleeves 13 corresponding to the guide posts 6, one side of each lower die 2 is provided with a positioning hole 14, and the left side and the right side of each lower die 2 are provided with beam plates 15;

the bottom plate 3 is equipped with the clearance groove 16 in corresponding locating shaft 10 department, and the bottom of locating shaft 10 is installed in clearance groove 16, and the bottom plate 3 is equipped with locating lever 17 in corresponding locating hole 14 department, and the front and back both sides of bottom plate 3 are equipped with clamp plate 18.

In this embodiment, when in production and use, this rubber mold is installed on a dedicated production machine, press plate 18 fixed mounting on bottom plate 3 is passed through on the production machine, when the die sinking, production machine pushes away department bottom plate 3, make bottom plate 3 drive lower mould 2 and last mould 1 remove the outside of production machine, at this moment, crossbeam board 15 on lower mould 2 both sides inserts on the outside second elevating system, the spliced pole 4 of upper mould 1 both sides is located the upside of first elevating system, afterwards outside first elevating system promotes spliced pole 4, make spliced pole 4 drive upward mould 1 and shift upward, make guide pillar 6 of upper mould 1 slide out from guide pin bushing 13 of lower mould 2, and then make upper mould 1 and lower mould 2 separate and leak the product, afterwards, second elevating system starts, promote crossbeam board 15, make crossbeam board 15 drive lower mould 2 and bottom plate 3 separate, lower mould 2 and bottom plate 3 separate the back and spill location axle 10, afterwards the production machine drives bottom plate 3 and resets, simultaneously second elevating system drives lower mould 2 and moves down, finally, make third elevating system promote the axle 10 to promote, make the position-limiting block 10 and stop block 9 make die core 9 take place, make die core 9 slide down, make position limiting block 9 take place, and stop block 9 slide, and position stop block 9 make things convenient for taking place.

Preferably, a guide slide bar 19 is arranged in the limiting slide groove 12, the limiting clamping block 11 is slidably arranged on the guide slide bar 19, a return spring 20 is arranged at the top of the limiting clamping block 11, and the free end of the return spring 20 is arranged in the limiting slide groove 12. Such a structural design strengthens the guiding movement, prevents the mould core 9 from shaking and tilting during movement, and also has a resetting effect. In practice, other shapes of the limiting sliding and resetting structure of the limiting clamping block 11 can be considered according to specific situations.

Preferably, the surface of the guide slide bar 19 is provided with lubrication grooves which are arranged in a spiral structure. When the structure design is used, lubricating oil is added into the lubricating groove, so that the limit clamping block 11 slides along the guide sliding rod 19 more smoothly, and the clamping is not easy to happen. In practice, other structural shapes of the guide slide 19 are also conceivable depending on the particular situation.

Preferably, the lower die 2 and the beam plate 15 and the bottom plate 3 and the pressing plate 18 are all integrally formed. The structural design is convenient for production and manufacture, and improves the connection strength. In practice, other connection configurations of the lower die 2 to the cross beam plate 15 and the bottom plate 3 to the press plate 18 are also contemplated as the case may be.

Preferably, the connecting column 4 is provided with a threaded column 21, the upper die 1 is provided with a threaded hole at a position corresponding to the threaded column 21, and the connecting column 4 is locked and mounted on the upper die 1 through the matching of the threaded column 21 and the threaded hole. The structural design is convenient for production, manufacture, installation and disassembly. In practice, other mounting connection configurations of the connection post 4 may be considered as the case may be.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims of this utility model, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the utility model disclosed herein.

Claims

1. Rubber mould, its characterized in that: comprises an upper die (1), a lower die (2) and a bottom plate (3) which are sequentially arranged from top to bottom;

connecting columns (4) are arranged on two sides of the upper die (1), a plurality of upper forming cavities (5) are formed in the bottom of the upper die (1), and guide columns (6) are arranged at four corners of the bottom of the upper die (1);

the lower die (2) is provided with a plurality of lower forming cavities (7) matched with the upper forming cavities (5), a lower die knife edge (8) is arranged on the outer side of the top of each lower forming cavity (7), a die core (9) is slidably arranged in each lower forming cavity (7), the bottom of each die core (9) is connected with a positioning shaft (10), the bottom of each positioning shaft (10) penetrates through each lower die (2) and extends to the outer side of each lower die, two sides of each positioning shaft (10) are provided with limiting clamping blocks (11), each lower die (2) is provided with limiting sliding grooves (12) at the corresponding limiting clamping blocks (11), each limiting clamping block (11) is slidably arranged in each limiting sliding groove (12), each lower die (2) is provided with a guide sleeve (13) at the corresponding guide post (6), one side of each lower die (2) is provided with a positioning hole (14), and the left side and the right side of each lower die (2) are provided with a transverse beam plate (15);

the bottom plate (3) is provided with an empty avoiding groove (16) at the position corresponding to the positioning shaft (10), the bottom of the positioning shaft (10) is arranged in the empty avoiding groove (16), the bottom plate (3) is provided with a positioning rod (17) at the position corresponding to the positioning hole (14), and the front side and the rear side of the bottom plate (3) are provided with pressing plates (18).

2. The rubber mold according to claim 1, wherein: the limiting sliding chute (12) is internally provided with a guide sliding rod (19), the limiting clamping block (11) is slidably arranged on the guide sliding rod (19), the top of the limiting clamping block (11) is provided with a return spring (20), and the free end of the return spring (20) is arranged in the limiting sliding chute (12).

3. The rubber mold according to claim 2, wherein: the surface of the guide sliding rod (19) is provided with a lubrication groove which is arranged in a spiral structure.

4. A rubber mold according to claim 3, wherein: the lower die (2) and the beam plate (15) and the bottom plate (3) and the pressing plate (18) are integrally formed.

5. The rubber mold according to claim 4, wherein: the connecting column (4) is provided with a threaded column (21), the upper die (1) is provided with a threaded hole at the position corresponding to the threaded column (21), and the connecting column (4) is locked and installed on the upper die (1) through the matching of the threaded column (21) and the threaded hole.