CN211763235U

CN211763235U - Anti-deformation device for long-barrel-shaped injection mold

Info

Publication number: CN211763235U
Application number: CN202020291562.7U
Authority: CN
Inventors: 程莉莉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-10-27
Anticipated expiration: 2030-03-11

Abstract

The utility model relates to an injection mold technical field just discloses a long cylindric injection mold anti-deformation device, comprising a base plate, the four corners at bottom plate top is all through support column fixed mounting on the bottom of roof, the central fixed mounting of roof bottom has flexible platform, the bottom fixed mounting of flexible platform has the cylinder. This long cylindric injection mold anti-deformation device, the operation through the cylinder can drive the push pedal downstream, again through utilizing four connecting rods to connect between cylinder and the annular slab, be convenient for stable move down along the orbit of last mould with the annular slab, through push pedal and annular slab downstream simultaneously, be convenient for break away from the smooth from last mould of long cylindric part, the condition of deformation has also been prevented to appear in the long cylindric part simultaneously, the bottommost of push pedal and the bottommost of last mould are on same horizontal plane under initial condition through the cylinder, prevented that the raw materials of moulding plastics from entering into in the inner chamber of last mould.

Description

Anti-deformation device for long-barrel-shaped injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a long cylindric injection mold anti-deformation device.

Background

The injection mold consists of a movable mold and a fixed mold, the movable mold is arranged on a movable mold plate of the injection molding machine, the fixed mold is arranged on a fixed mold plate of the injection molding machine, the movable mold and the fixed mold are closed to form a pouring system and a cavity during injection molding, and the movable mold and the fixed mold are separated to take out plastic products during mold opening.

The long cylindrical part is the most common part in the mechanical industry, the traditional processing method generally adopts rough processing and finish processing to separate, adopts aging treatment after rough processing to eliminate the internal stress of a workpiece, and then adopts soft claw clamping during finish processing to ensure the processing requirement of a common workpiece.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a long cylindric injection mold anti-deformation device possesses the advantage that prevents long cylindric part deformation, has solved the problem mentioned among the above-mentioned background art.

The utility model provides a following technical scheme: an anti-deformation device for a long cylindrical injection mold comprises a bottom plate, wherein four corners of the top of the bottom plate are fixedly arranged on the bottom of a top plate through support columns, a telescopic table is fixedly arranged at the center of the bottom of the top plate, an air cylinder is fixedly arranged at the bottom of the telescopic table, the outer side of the bottom of the telescopic table is fixedly arranged on the top of an upper mold through a support rod, a push plate positioned in an inner cavity of the upper mold is fixedly arranged at the bottom of the air cylinder, an annular plate is movably sleeved at the upper part of the upper mold, the top of the annular plate is fixedly arranged on the middle part of the air cylinder through a connecting rod, a lower mold positioned right below the upper mold is fixedly arranged at the top of the bottom plate, a raw material barrel is fixedly arranged at one side of the bottom plate, one side of the raw material barrel is, the middle part joint of pivot is in the center that is located the piston of former storage bucket inner chamber, the fixed cover of one end of pivot has connect the commentaries on classics board, the fixed cover of having connect in front side of former storage bucket has the inlet pipe, the activity of front side of inlet pipe has cup jointed sealed lid.

Carefully, the opposite side fixed mounting of pivot has the stirring leaf that is located raw materials bucket inner chamber, the quantity of stirring leaf is four, four the even distribution of stirring leaf is on the opposite side of pivot.

The number of the connecting rods is four, the four connecting rods are uniformly distributed on the top of the annular plate, and the whole connecting rod is in a seven-figure shape.

Preferably, the outer diameter of the annular plate is equal to the inner diameter of the lower die.

In a fine selection mode, the bottommost part of the push plate and the bottommost part of the upper die are on the same horizontal plane in the initial state of the air cylinder.

And carefully selecting, wherein the distance between the outermost end of the stirring blade and the inner wall of the raw material barrel is one millimeter.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this long cylindric injection mold anti-deformation device, the operation through the cylinder can drive the push pedal downstream, again through utilizing four connecting rods to connect between cylinder and the annular slab, be convenient for stable move down along the orbit of last mould with the annular slab, through push pedal and annular slab downstream simultaneously, be convenient for break away from the smooth from last mould of long cylindric part, the condition of deformation has also been prevented to appear in the long cylindric part simultaneously, the bottommost of push pedal and the bottommost of last mould are on same horizontal plane under initial condition through the cylinder, prevented that the raw materials of moulding plastics from entering into in the inner chamber of last mould.

2. This long cylindric injection mold anti-deformation device can drive the rotation of pivot through rotating the commentaries on classics board, is convenient for drive four stirring leaves rotatory in raw materials barrel's inner chamber, has prevented that the condition that the raw materials that moulds plastics from appearing solidifying, and the distance between the outer end of rethread stirring leaf to the raw materials barrel inner wall is a millimeter, has avoided a large amount of adhesions of raw materials of moulding plastics on raw materials barrel's inner wall, has made things convenient for later stage staff to clear up raw materials barrel.

Drawings

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

FIG. 2 is a schematic view of the three-dimensional structure of the push plate of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the stirring blade of the present invention.

In the figure: 1. a base plate; 2. a support pillar; 3. a top plate; 4. a telescopic table; 5. a cylinder; 6. an upper die; 7. pushing the plate; 8. an annular plate; 9. a connecting rod; 10. a lower die; 11. a raw material barrel; 12. a connecting pipe; 13. a rotating shaft; 14. a piston; 15. rotating the plate; 16. a feed pipe; 17. a sealing cover; 18. stirring the leaves.

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. 1-3, a deformation prevention device for a long cylindrical injection mold comprises a bottom plate 1, four corners of the top of the bottom plate 1 are fixedly mounted on the bottom of a top plate 3 through support columns 2, a telescopic table 4 is fixedly mounted at the center of the bottom of the top plate 3, an air cylinder 5 is fixedly mounted at the bottom of the telescopic table 4, the bottommost portion of a push plate 7 and the bottommost portion of an upper mold 6 are on the same horizontal plane in an initial state of the air cylinder 5, injection molding materials are prevented from entering an inner cavity of the upper mold 6 by the bottommost portion of the push plate 7 and the bottommost portion of the upper mold 6 being on the same horizontal plane in the initial state of the air cylinder 5, the outer side of the bottom of the telescopic table 4 is fixedly mounted on the top of the upper mold 6 through a support rod, the push plate 7 located in the inner cavity of the upper mold 6 is fixedly mounted at the bottom of the air cylinder 5, an annular plate 8 is, the outer diameter of the annular plate 8 is equal to the inner diameter of the lower die 10, so that the telescopic table 4 can drive the annular plate 8 to move downwards to contact with the inner wall of the lower die 10 when in operation, the overflow leakage of injection molding raw materials from the top of the lower die 10 is prevented, the top of the annular plate 8 is fixedly arranged on the middle part of the cylinder 5 through the connecting rods 9, the number of the connecting rods 9 is four, the four connecting rods 9 are uniformly distributed on the top of the annular plate 8, the whole connecting rods 9 are in a seven-figure shape, the push plate 7 can be driven to move downwards through the operation of the cylinder 5, the annular plate 8 is connected with the cylinder 5 through the four connecting rods 9, the annular plate 8 can stably move downwards along the track of the upper die 6, the push plate 7 and the annular plate 8 move downwards simultaneously, the long cylindrical part can be smoothly separated from the upper die 6, and the deformation of the long cylindrical part is prevented, the top of the bottom plate 1 is fixedly provided with a lower die 10 positioned under the upper die 6, one side of the bottom plate 1 is fixedly provided with a raw material barrel 11, one side of the raw material barrel 11 is fixedly sleeved on the bottom of the lower die 10 through a connecting pipe 12, the other side of the raw material barrel 11 is movably sleeved with a rotating shaft 13, the other side of the rotating shaft 13 is fixedly provided with four stirring blades 18 positioned in the inner cavity of the raw material barrel 11, the four stirring blades 18 are uniformly distributed on the other side of the rotating shaft 13, the rotating shaft 13 can be driven to rotate by rotating a rotating plate 15, so that the four stirring blades 18 can be driven to rotate in the inner cavity of the raw material barrel 11, the solidification of injection molding raw materials is prevented, the distance from the outermost end of each stirring blade 18 to the inner wall of the raw material barrel 11 is one millimeter, and the, make things convenient for later stage staff to clear up former storage bucket 11, the middle part joint of pivot 13 is in the center that is located the piston 14 of former storage bucket 11 inner chamber, and the fixed cover of one end of pivot 13 has connect commentaries on classics board 15, and the fixed cover in front side of former storage bucket 11 has connect inlet pipe 16, and the activity of the front side of inlet pipe 16 has cup jointed sealed lid 17.

The working principle is as follows: during the use, can drive push pedal 7, connecting rod 9 and annular plate 8 while downstream through the operation of cylinder 5, can break away from the smooth follow-up mould 6 of long cylindric part and get off, can drive the rotation of pivot 13 through rotating commentaries on classics board 15 to it is rotatory at the inner chamber of former storage bucket 11 to drive stirring leaf 18, thereby stirs the raw materials of moulding plastics in the former storage bucket 11, can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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 long cylindric injection mold anti-deformation device, includes bottom plate (1), its characterized in that: the four corners of the top of the bottom plate (1) are fixedly arranged on the bottom of the top plate (3) through support columns (2), a telescopic table (4) is fixedly arranged at the center of the bottom of the top plate (3), an air cylinder (5) is fixedly arranged at the bottom of the telescopic table (4), the outer side of the bottom of the telescopic table (4) is fixedly arranged on the top of an upper mold (6) through a support rod, a push plate (7) positioned in the inner cavity of the upper mold (6) is fixedly arranged at the bottom of the air cylinder (5), an annular plate (8) is movably sleeved at the upper part of the upper mold (6), the top of the annular plate (8) is fixedly arranged on the middle part of the air cylinder (5) through a connecting rod (9), a lower mold (10) positioned under the upper mold (6) is fixedly arranged at the top of the bottom plate (1), a raw material barrel (11) is fixedly arranged at, one side of former storage bucket (11) is passed through connecting pipe (12) fixed cup joint on the bottom of bed die (10), pivot (13) have been cup jointed in the opposite side activity of former storage bucket (11), the middle part joint of pivot (13) is on the center that is located piston (14) of former storage bucket (11) inner chamber, the fixed cover of one end of pivot (13) has connect commentaries on classics board (15), the fixed cover of the front side of former storage bucket (11) has connect inlet pipe (16), sealed lid (17) have been cup jointed in the front side activity of inlet pipe (16).

2. The deformation preventing device for the long cylindrical injection mold according to claim 1, wherein: the other side fixed mounting of pivot (13) has stirring leaf (18) that are located former storage bucket (11) inner chamber, the quantity of stirring leaf (18) is four, four the even distribution of stirring leaf (18) is on the opposite side of pivot (13).

3. The deformation preventing device for the long cylindrical injection mold according to claim 1, wherein: the number of the connecting rods (9) is four, the connecting rods (9) are uniformly distributed on the top of the annular plate (8), and the whole connecting rods (9) are in a seven-figure shape.

4. The deformation preventing device for the long cylindrical injection mold according to claim 1, wherein: the outer diameter of the annular plate (8) is equal to the inner diameter of the lower die (10).

5. The deformation preventing device for the long cylindrical injection mold according to claim 1, wherein: the bottommost part of the push plate (7) and the bottommost part of the upper die (6) are on the same horizontal plane in the initial state of the air cylinder (5).

6. The deformation preventing device for the long cylindrical injection mold according to claim 2, wherein: the distance between the outermost end of the stirring blade (18) and the inner wall of the raw material barrel (11) is one millimeter.