CN214000352U

CN214000352U - Domestic plastic garbage bin injection mold with preceding formula tunnel slider mechanism of inserting

Info

Publication number: CN214000352U
Application number: CN202022346015.7U
Authority: CN
Inventors: 程统; 陈枫
Original assignee: Taizhou Huangyan Lianda Plastics Co ltd
Current assignee: Taizhou Huangyan Lianda Plastics Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-08-20
Anticipated expiration: 2030-10-20

Abstract

The utility model provides a domestic plastic refuse bucket injection mold with preceding formula tunnel slider mechanism of inserting belongs to the injection mold field. The forming die comprises a movable die plate and a fixed die plate, wherein the movable die plate is connected with a plurality of forming blocks in a sliding mode, when the die is closed, the forming blocks are sequentially connected in a head-tail mode to form a forming cavity, each forming block is internally provided with an inclined rod fixedly arranged on the fixed die plate in a sliding mode, a tunnel sliding block is arranged between every two connected forming blocks in a sliding mode, and the tunnel sliding block is arranged between the two forming blocks in a penetrating mode in a sliding mode. The advantage is that the forming blocks are moved away from the garbage can during demoulding, so that the forming blocks are disconnected from the garbage can and the garbage can is exposed in the air, thereby overcoming the irregular part of the outer surface of the garbage can and demoulding the garbage can.

Description

Domestic plastic garbage bin injection mold with preceding formula tunnel slider mechanism of inserting

Technical Field

The utility model belongs to the injection mold field especially relates to a domestic plastic garbage bin injection mold with preceding formula tunnel slider mechanism of inserting.

Background

In order to better use the garbage can, prevent that people from walking carelessly and touch the garbage can and lead to rubbish to empty and go out, consequently often be equipped with recess or chimb at the garbage can surface when making the garbage can through injection mold, cooperate the base to fix the garbage can in the use. Because the outer surface of the garbage can is provided with a groove or a convex edge which is irregularly arranged, the common demoulding mode of ejecting the push rod is not suitable for the mould, and in addition, because the garbage can is longer in length, the top or the bottom or the middle part of the outer surface of the garbage can is provided with an irregular part, and the demoulding mode of the inclined push rod is also not suitable for the mould.

For example, chinese patent document discloses a secondary molding injection mold [ patent application No.: CN201820431363.4], which comprises a fixed die, a movable die, a left slide block and a right slide block; the fixed die is opposite to the movable die, and a cavity is arranged between the fixed die and the movable die; the center of the movable die is provided with a convex column for sleeving the insert, and the top surface of the movable die is provided with a sliding groove; the left slider and the right slider are arranged oppositely and are connected in a sliding groove of the movable die in a sliding mode, the inner end face of the left slider is abutted against the inner end face of the right slider, and a groove hole for the first-time forming piece to be sleeved is formed in the abutting face of the left slider and the right slider. Because the convex column for sleeving the first forming part is arranged on the movable mould of the utility model, the first forming part can be firmly fixed on the convex column of the movable mould, and the first forming part is very firmly fixed; the left slide block and the right slide block are matched and connected in the sliding groove of the movable die in a sliding mode, so that the die can be opened and closed, and the operation is very convenient. However, the mold needs secondary injection molding and is slow in manufacturing speed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a domestic plastic refuse bucket injection mold with preceding formula tunnel slider mechanism of inserting is provided.

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

the utility model provides a domestic plastic refuse bucket injection mold with preceding formula tunnel slider mechanism of inserting, includes movable mould board and fixed die plate, movable mould board on sliding connection have a plurality of shaping piece, when the compound die, a plurality of shaping piece is head-to-tail connected in proper order and is formed the shaping chamber, go back sliding connection in each shaping piece has the down tube that sets firmly on the fixed die plate, still be equipped with the tunnel slider between every two shaping pieces that link to each other, the tunnel slider slide wear to establish between two shaping pieces.

In the injection mold for the household plastic garbage can with the front insertion type tunnel sliding block mechanism, an included angle between the tunnel sliding block and the forming block connected with the tunnel sliding block is set to be.

In foretell domestic plastic refuse bucket injection mold with preceding formula tunnel slider mechanism of inserting, two tip of each shaping piece are equipped with the tunnel groove, tunnel slider sliding connection in the tunnel groove, the up end of tunnel slider in be equipped with a spout, just the last inner wall in tunnel groove be equipped with one and extend into the card strip in the spout.

In the injection mold for the household plastic garbage can with the front insertion type tunnel sliding block mechanism, two ends of the tunnel sliding block penetrate through the corresponding tunnel grooves.

In the injection mold for the household plastic garbage can with the front insertion type tunnel sliding block mechanism, the two ends of each forming block are provided with the inclined planes, and when the mold is closed, the inclined plane on each forming block is abutted to the inclined plane on the other adjacent forming block.

In the injection mold for the household plastic garbage can with the front insertion type tunnel sliding block mechanism, two inclined rods are connected in each forming block in a sliding mode.

In the injection mold for the household plastic garbage can with the front insertion type tunnel sliding block mechanism, the movable template is provided with a plurality of inclined holes matched with the inclined rods, and the inclined rods extend into the corresponding inclined holes when the mold is closed.

In foretell domestic plastic refuse bucket injection mold with insert formula tunnel slider mechanism before, wherein respectively be equipped with one on the terminal surface of the shaping piece that two mutual opposition set up and extend into the shaping intracavity and form the semicircle, the both ends of each shaping semicircle all extend to on remaining two shaping pieces.

In foretell domestic plastic refuse bucket injection mold with preceding formula tunnel slider mechanism of inserting, the both ends of shaping semicircle both have the clearance with the both ends of another shaping semicircle, and this clearance department has the lug that a plurality of extended into the shaping intracavity, a plurality of lug equidistant sets gradually.

In the injection mold for the household plastic garbage can with the front insertion type tunnel sliding block mechanism, the fixed mold plate is further provided with a mold core, the mold core extends into the molding cavity, and a gap is formed between the mold core and the inner wall of the molding cavity.

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

1. the utility model provides a sliding connection has a plurality of shaping piece on the movable mould board, and it has the down tube that sets firmly on the fixed die plate to go back sliding connection in each shaping piece, makes a plurality of shaping piece remove towards the direction of keeping away from the garbage bin when the drawing of patterns to make shaping piece and garbage bin break away from to be connected and make the garbage bin expose in the air, thereby overcome the irregular part of garbage bin surface and carry out the drawing of patterns to it.

2. The utility model provides a tunnel slider passes through card strip joint and slides in the tunnel inslot, can be two interconnect's shaping piece regular sliding together through the tunnel slider, and two interconnect's shaping piece sliding together and the distance that corresponds that slides, can prevent that the shaping piece dislocation leads to not forming the exact shaped cavity when the compound die, effectively improves the product percent of pass.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is an exploded schematic view of FIG. 1;

fig. 3 is a schematic structural view of the movable die plate.

In the figure: the device comprises a movable mould plate 10, a fixed mould plate 11, a forming block 12, a forming cavity 13, an inclined rod 14, a tunnel slide block 15, a tunnel groove 16, a sliding groove 17, an inclined surface 18, a forming half ring 19, a convex block 20 and a mould core 21.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, a domestic plastic garbage bin injection mold with forward insertion type tunnel slider mechanism comprises a movable mold plate 10 and a fixed mold plate 11, wherein the movable mold plate 10 is connected with a plurality of forming blocks 12 in a sliding manner, when the mold is closed, the forming blocks 12 are sequentially connected end to form a forming cavity 13, an inclined rod 14 fixedly arranged on the fixed mold plate 11 is further connected in each forming block 12 in a sliding manner, a tunnel slider 15 is further arranged between every two connected forming blocks 12, and the tunnel slider 15 is arranged between the two forming blocks 12 in a sliding manner in a penetrating manner.

The injection mold forms the garbage can, the outer surface of the garbage can is provided with the irregular part which protrudes or is sunken on the outer surface of the garbage can, so that the common demolding mode of ejecting the garbage can through the ejector rod is not suitable for the mold. Therefore the utility model discloses an in the drawing of patterns process, movable mould board 10 keeps away from fixed die plate 11, and at the in-process of keeping away from, the shaping piece 12 that the down tube 14 roll-off corresponds gradually of fixing on fixed die plate 11 makes a plurality of shaping piece 12 remove towards the direction of keeping away from the garbage bin under the slope guide effect of down tube 14 to make shaping piece 12 and garbage bin break away from to be connected and make the garbage bin expose in the air, thereby overcome the irregular part of garbage bin surface and carry out the drawing of patterns to it. Furthermore, during the movement of the forming blocks 12, the tunnel slides 15 slide inside the forming blocks 12, so that the two forming blocks 12 connected to each other are synchronized with each other and the forming blocks 12 slide regularly, thereby preventing the forming blocks 12 from being displaced during the mold clamping and causing the forming of the correct forming cavity 13.

Two ends of each forming block 12 are provided with tunnel grooves 16, the tunnel sliding blocks 15 are slidably connected in the tunnel grooves 16, a sliding groove 17 is arranged in the upper end face of each tunnel sliding block 15, and a clamping strip extending into the sliding groove 17 is arranged on the upper inner wall of each tunnel groove 16.

The utility model discloses in, tunnel slider 15 is through card strip joint and slip in tunnel groove 16, consequently at the removal in-process of shaping piece 12, and tunnel slider 15's angle is unchangeable, consequently can be two interconnect's shaping piece 12 regular sliding together through tunnel slider 15, and two interconnect's shaping piece 12 slides together and slides the distance that corresponds.

The included angle between the tunnel sliding block 15 and the forming block 12 connected with the tunnel sliding block is 45 degrees.

The utility model discloses in, tunnel slider 15 is 45 jiaos rather than the shaping piece 12 of being connected, and every shaping piece 12 removes the same distance under the restriction that removes in-process by tunnel slider 15, makes a plurality of shaping pieces 12 keep away from simultaneously or offset simultaneously and form shaping chamber 13.

The two ends of the tunnel slider 15 penetrate through the corresponding tunnel grooves 16.

The utility model discloses in, in the drawing of patterns in-process, when the movable mould board 10 kept away from fixed die plate 11 to extreme position, tunnel slider 15 can not extend corresponding tunnel groove 16, prevents tunnel slider 15 roll-off tunnel groove 16, increases stability.

The two ends of each forming block 12 are provided with inclined surfaces 18, and when the dies are closed, the inclined surface 18 on each forming block 12 is abutted against the inclined surface 18 on the other adjacent forming block 12.

The utility model discloses in, when the compound die, the inclined plane 18 that corresponds each other supports together, makes two blocks of shaping blocks 12 between have great area of contact through inclined plane 18, makes two blocks of shaping blocks 12 directly more stable.

Two diagonal rods 14 are slidably connected in each forming block 12.

In the present invention, the forming block 12 has a longer length, and therefore, in order to make the movement of the forming block 12 more stable, the two diagonal rods 14 are respectively close to both ends of the forming block 12.

The movable mould plate 10 is provided with a plurality of inclined holes matched with the inclined rods 14, and the inclined rods 14 extend into the corresponding inclined holes when the mould is closed.

The utility model discloses in, when the compound die, the inclined hole plays the effect of location, and the down tube 14 extends into in the inclined hole that corresponds in addition and the outer terminal surface of down tube 14 all with the interior wall connection of inclined hole, and under high pressure was moulded plastics, the down tube 14 received the inclined hole restriction to prevent that the down tube 14 from rocking the shaping piece 12 that leads to and removing.

The end surfaces of two of the forming blocks 12 which are arranged oppositely are respectively provided with a forming half-ring 19 which extends into the forming cavity 13, and the two ends of each forming half-ring 19 extend to the rest two forming blocks 12.

The utility model discloses in, at the injection moulding in-process, the liquid of moulding plastics can be at the shaping garbage bin on shaping semicircle 19, makes garbage bin and adhesion on shaping semicircle 19, because shaping semicircle 19 extends to into the die cavity 13 in, makes shaping semicircle 19 card in the garbage bin, so ordinary drawing of patterns mode is not suitable for this mould, thereby needs a plurality of shaping piece 12 to expand and make shaping semicircle 19 and garbage bin break away from the connection.

The two ends of the molding half ring 19 and the two ends of the other molding half ring 19 are provided with gaps, the gaps are provided with a plurality of lugs 20 extending into the molding cavity 13, and the lugs 20 are arranged in sequence at equal intervals. The lugs 20 function in the same way as the profiled half-turn 19.

The fixed die plate 11 is also provided with a core 21, the core 21 extends into the forming cavity 13, and a gap is formed between the core 21 and the inner wall of the forming cavity 13.

The utility model discloses in, the inner wall of core 21 surface shaping garbage bin, shaping chamber 13 inner wall are used for the outer wall of shaping garbage bin, and lug 20 and shaping semicircle 19 are used for the groove part of shaping garbage bin outer wall.

The utility model discloses a theory of operation does: in the injection molding process, the outer surface of the mold core 21 forms the inner wall of the trash can, the inner wall of the molding cavity 13 is used for forming the outer wall of the trash can, and the lug 20 and the molding half-ring 19 are used for forming the groove part of the outer wall of the trash can. In the demolding process, the movable mold plate 10 is far away from the fixed mold plate 11, in the far away process, the inclined rods 14 fixed on the fixed mold plate 11 gradually slide out of the corresponding forming blocks 12, and under the inclined guiding action of the inclined rods 14, the forming blocks 12 are moved towards the direction far away from the garbage can, so that the forming blocks 12 are disconnected from the garbage can and the garbage can is exposed in the air, and irregular parts on the outer surface of the garbage can are overcome and demolded.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the movable die plate 10, the fixed die plate 11, the molding block 12, the molding cavity 13, the diagonal rods 14, the tunnel slider 15, the tunnel groove 16, the sliding groove 17, the inclined plane 18, the molding half-ring 19, the bump 20, the core 21, etc., are used more herein, these terms are used only for the convenience of describing and explaining the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a domestic plastic refuse bucket injection mold with preceding formula tunnel slider mechanism of inserting, includes movable mould board (10) and fixed die plate (11), its characterized in that, movable mould board (10) go up sliding connection and have a plurality of shaping piece (12), when the compound die, a plurality of shaping piece (12) end to end in proper order and form into die cavity (13), go back sliding connection in each shaping piece (12) has down tube (14) that sets firmly on fixed die plate (11), still be equipped with tunnel slider (15) between every two shaping pieces (12) that link to each other, tunnel slider (15) slide and wear to establish between two shaping pieces (12).

2. The injection mold of the household plastic garbage can with the forward inserting type tunnel sliding block mechanism according to claim 1, wherein the included angle between the tunnel sliding block (15) and the forming block (12) connected with the tunnel sliding block is 45 degrees.

3. The injection mold of the household plastic garbage can with the forward inserting type tunnel sliding block mechanism according to claim 2, wherein two ends of each forming block (12) are provided with tunnel grooves (16), the tunnel sliding blocks (15) are slidably connected in the tunnel grooves (16), a sliding groove (17) is arranged in the upper end face of each tunnel sliding block (15), and a clamping strip extending into the sliding groove (17) is arranged on the upper inner wall of each tunnel groove (16).

4. The injection mold of the household plastic garbage can with the forward inserting type tunnel sliding block mechanism according to claim 3, wherein both ends of the tunnel sliding block (15) penetrate through the corresponding tunnel grooves (16).

5. The plastic dustbin injection mold with the forward inserting type tunnel sliding block mechanism as claimed in claim 1, wherein the two ends of each forming block (12) are provided with inclined surfaces (18), and when the molds are closed, the inclined surface (18) on each forming block (12) is abutted against the inclined surface (18) on the other adjacent forming block (12).

6. The plastic garbage can injection mold with forward-inserted tunnel sliding block mechanism for household use according to claim 1, wherein two diagonal rods (14) are slidably connected in each forming block (12).

7. The injection mold of the household plastic garbage can with the forward-inserting tunnel sliding block mechanism according to claim 1, wherein the movable mold plate (10) is provided with a plurality of inclined holes matched with the inclined rods (14), and when the mold is closed, the inclined rods (14) extend into the corresponding inclined holes.

8. The injection mold for household plastic trash cans with front-inserting tunnel sliding block mechanisms according to claim 1, wherein two molding blocks (12) arranged opposite to each other are respectively provided with a molding half-ring (19) extending into the molding cavity (13) on the end surface, and both ends of each molding half-ring (19) extend to the rest two molding blocks (12).

9. The injection mold of the household plastic garbage can with the forward inserting type tunnel sliding block mechanism as claimed in claim 8, wherein gaps are formed between two ends of the forming half ring (19) and two ends of the other forming half ring (19), a plurality of projections (20) extending into the forming cavity (13) are arranged at the gaps, and the projections (20) are sequentially arranged at equal intervals.

10. The injection mold of the household plastic garbage can with the forward inserting type tunnel sliding block mechanism as claimed in claim 1, wherein a core (21) is further arranged on the fixed mold plate (11), the core (21) extends into the forming cavity (13), and a gap is formed between the core (21) and the inner wall of the forming cavity (13).