CN218019814U

CN218019814U - Anti-overflow device for injection mold

Info

Publication number: CN218019814U
Application number: CN202221115325.0U
Authority: CN
Inventors: 戴国坤
Original assignee: Ruishuo Electronics Kunshan Co ltd
Current assignee: Ruishuo Electronics Kunshan Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-12-13
Anticipated expiration: 2032-05-11

Abstract

The utility model relates to an injection mold processing technology field just discloses an anti-overflow device for injection mold, the bottom mounting of lifter has the cope match-plate pattern, surface mounting has the lower bolster on the bottom plate of working bin, the cavity of moulding plastics has all been seted up with the inner chamber of lower bolster to the cope match-plate pattern, and the position of cope match-plate pattern and lower bolster, big or small looks adaptation, the pipe of moulding plastics is installed to the right side lower part of working bin, the left end of the pipe of moulding plastics and the inner chamber of the cavity of moulding plastics are recanalized. Add the first step electricity of establishing and finally drive the cope match-plate pattern downstream as power, the cope match-plate pattern can be with returning shape limiting plate joint in returning shape joint groove after downstream, and can drive the lifter and extrude the cope match-plate pattern downwards as power through first step electricity for the joint that returns the shape limiting plate can be firm is in returning shape joint groove, has improved the leakproofness that returns shape limiting plate and shape joint groove, has improved the protection that carries out the anti-overflow and spills over to the mould.

Description

Anti-overflow device for injection mold

Technical Field

The utility model relates to an injection mold processing technology field specifically is an anti-overflow goes out device for injection mold.

Background

The injection mold is a combined mold for compression molding, extrusion molding, injection, blow molding and low-foaming molding, and can process a series of plastic parts with different shapes and sizes by the coordinated change of a mold convex mold, a mold concave mold and an auxiliary molding system.

Common anti-overflow goes out device for injection mold generally has two moulds to constitute, and the fixed surface of a mould has a spacing piece, and the spacing groove is seted up on another mould surface, installs team's mould with spacing groove and carries out the anti-overflow protection, but because the mould rocks in the during operation easy emergence, leads to the stopper easy and spacing groove between take place not hard up, is difficult to carry out the protection that the anti-overflow goes out to the mould, provides an anti-overflow goes out device for injection mold for this.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an anti-overflow device for injection mold to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an anti-overflow device for injection mold, includes the working bin, the roof lower surface middle part of working bin is fixed with an installation section of thick bamboo, the roof lower fixed surface of an installation section of thick bamboo has first step motor, the coaxial lead screw that is fixed with of rotor of first step motor, the periphery meshing of lead screw has the lifter, the bottom mounting of lifter has the cope match-plate pattern, surface mounting has the lower bolster on the bottom plate of working bin, the cavity of moulding plastics has all been seted up with the inner chamber of lower bolster to the cope match-plate pattern, and the position of cope match-plate pattern and lower bolster, big or small looks adaptation, the pipe of moulding plastics is installed to the right side lower part of working bin, the left end of the pipe of moulding plastics and the inner chamber of the cavity of moulding plastics are imagined to lead to.

Preferably, a second stepping motor is installed on the left side of the lower surface of the top plate of the working bin, a lead screw is coaxially fixed to a rotor of the second stepping motor, and the bottom end of the lead screw is installed on the upper surface of the bottom plate of the working bin through a bearing.

Preferably, the periphery of the screw rod is meshed with a lifting block, a sliding block is fixed on the left side of the lifting block, a sliding groove is formed in the position, corresponding to the sliding block, of the working bin, and the sliding block is embedded into an inner cavity of the sliding groove.

Preferably, the right side of the lifting block is provided with a fixed rod, the right end of the fixed rod is fixed with a clip-shaped limiting frame, and the clip-shaped limiting frame is matched with the upper template in position and size.

Preferably, the front part and the rear part of the right side of the square-shaped limiting frame are both fixed with limiting blocks, limiting grooves are formed in the front part and the rear part of the inner wall of the right side of the working bin, and the limiting blocks are embedded into the limiting grooves in corresponding positions.

Preferably, both sides of the lifting rod are fixed with embedded blocks, the inner walls of both sides of the installation cylinder are provided with embedded grooves, and the embedded blocks are matched with the embedded grooves in position and size.

Preferably, the lower surface of the upper template is provided with a clip groove, the upper surface of the lower template is fixed with a clip limiting plate, and the clip groove is matched with the clip limiting plate in position and size.

(III) advantageous effects

Compared with the prior art, the utility model provides an anti-overflow device for injection mold possesses following beneficial effect:

this anti-overflow device for injection mold, add the final cope match-plate pattern downstream that drives of the first step electricity of establishing as power, the cope match-plate pattern can be with returning shape limiting plate joint in returning shape joint groove after the downstream, and can drive the lifter and extrude the cope match-plate pattern downwards as power through first step electricity, make the joint that returns the shape limiting plate can be firm in returning shape joint groove, the leakproofness of returning shape limiting plate and returning shape joint groove has been improved, the protection that carries out the anti-overflow to the mould has been improved, simultaneously through the last template of pushing away of the last spacing frame of shape of the final drive of second step motor power, make cope match-plate pattern and lower bolster can be more firm the connection together, the leakproofness of cope match-plate pattern and lower bolster has been improved, thereby carry out the protection that the anti-overflow spills over to the mould.

Drawings

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

FIG. 2 is a schematic view of the bottom view of the present invention;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is a schematic sectional view of the mounting cylinder of the present invention.

In the figure: 1. a working bin; 2. mounting the cylinder; 3. a first stepper motor; 4. a screw rod; 5. a lifting rod; 51. embedding a block; 52. a groove is embedded; 6. mounting a template; 61. a clip groove in a shape of Chinese character 'hui'; 62. a clip-shaped limiting plate; 7. a lower template; 8. an injection molding cavity; 9. injecting a tube; 10. a second stepping motor; 11. a lead screw; 12. a lifting block; 13. a slider; 14. a chute; 15. fixing the rod; 16. a clip-shaped limiting frame; 17. a limiting block; 18. a limiting groove.

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 efforts all belong to the protection scope of the present invention.

The utility model provides a technical scheme, an anti-overflow device for an injection mold, which comprises a working bin 1, an installation barrel 2, a first step motor 3, a screw rod 4, a lifting rod 5, an embedded block 51, an embedded groove 52, an upper template 6, a clip groove 61, a clip limit plate 62, a lower template 7, an injection molding cavity 8, an injection molding pipe 9, a second step motor 10, a screw rod 11, a lifting block 12, a slider 13, a sliding groove 14, a fixed rod 15, a clip limit frame 16, a limit block 17 and a limit groove 18, referring to figure 2, the installation barrel 2 is fixed in the middle of the lower surface of the top plate of the working bin 1, referring to figure 4, the first step motor 3 is fixed on the lower surface of the top plate of the installation barrel 2, the screw rod 4 is coaxially fixed on the rotor of the first step motor 3, the lifting rod 5 is engaged on the periphery of the screw rod 4, the embedded blocks 51 are fixed on both sides of the lifting rod 5, the embedded grooves 52 are arranged on the inner walls on both sides of the installation barrel 2, the position and size of the embedded block 51 are matched with those of the embedded groove 52, please refer to fig. 3, an upper template 6 is fixed at the bottom end of the lifting rod 5, a lower template 7 is installed on the upper surface of the bottom plate of the working chamber 1, injection molding cavities 8 are respectively formed in the inner cavities of the upper template 6 and the lower template 7, the upper template 6 is matched with those of the lower template 7 in position and size, the first stepping motor 3 is started to drive the screw rod 4 to rotate, the screw rod 4 rotates to drive the lifting rod 5 to move downwards, the upper template 6 also moves downwards, the upper template 6 can clamp the clip-shaped limit plate 62 in the clip-shaped groove 61 after moving downwards, the lifting rod 5 can be driven to extrude the upper template 6 downwards by using the first stepping motor 3 as power, the clip-shaped limit plate 62 can be firmly clamped in the clip-shaped groove 61, and the sealing performance of the clip-shaped limit plate 62 and the clip-shaped groove 61 is improved, the anti-overflow protection of the mold is improved, please refer to fig. 2, the lower surface of the upper template 6 is provided with a clip groove 61, please refer to fig. 1, the upper surface of the lower template 7 is fixed with a clip limit plate 62, the clip groove 61 is matched with the clip limit plate 62 in position and size, please refer to fig. 2, the lower part of the right side of the working bin 1 is provided with an injection molding pipe 9, the left end of the injection molding pipe 9 is communicated with the inner cavity of the injection molding chamber 8, please refer to fig. 3, the left side of the lower surface of the top plate of the working bin 1 is provided with a second stepping motor 10, the rotor of the second stepping motor 10 is coaxially fixed with a lead screw 11, the bottom end of the lead screw 11 is arranged on the upper surface of the bottom plate of the working bin 1 through a bearing, the periphery of the lead screw 11 is engaged with a lifting block 12, the left side of the lifting block 12 is fixed with a slide block 13, the working bin 1 is provided with a slide groove 14 corresponding to the slide block 13, the slider 13 is embedded in an inner cavity of the sliding groove 14, the right side of the lifting block 12 is provided with a fixing rod 15, the right end of the fixing rod 15 is fixed with a clip-shaped limiting frame 16, the clip-shaped limiting frame 16 is matched with the upper template 6 in position and size, the second stepping motor 10 is started to drive the screw rod 11 to rotate, the screw rod 11 drives the lifting block 12 to move downwards, the clip-shaped limiting frame 16 also descends, and finally the clip-shaped limiting frame 16 is driven to extrude the upper template 6, so that the upper template 6 and the lower template 7 can be connected together more firmly, the sealing performance of the upper template 6 and the lower template 7 is improved, and the mold is protected from overflowing, please refer to fig. 1, the front part and the rear part of the right side of the clip-shaped limiting frame 16 are both fixed with limiting blocks 17, the front part and the rear part of the right side inner wall of the working bin 1 are both provided with limiting grooves 18, and the limiting blocks 17 are all embedded in the limiting grooves 18 in corresponding positions.

The working principle of the device is as follows: at first, start first step motor 3 and drive lead screw 4 and rotate, lead screw 4 rotates and can drive lifter 5 downstream, cope match-plate pattern 6 also can the downstream, cope match-plate pattern 6 can be with returning shape limiting plate 62 joint in returning shape joint groove 61 after the downstream, and can drive lifter 5 extrusion cope match-plate pattern 6 downwards through the power of first step motor 3 as, make the joint that returns shape limiting plate 62 can be firm in returning shape joint groove 61, then start second step motor 10 and drive lead screw 11 and rotate, lead screw 11 drives elevator 12 and moves downwards, return shape spacing 16 and also can descend thereupon, finally drive the spacing 16 of returning shape and extrude cope match-plate pattern 6, make cope match-plate pattern 6 and lower bolster 7 can be more firm to be connected together, the leakproofness of cope match-plate pattern 6 and lower bolster 7 has been improved, thereby the protection that the mould prevented overflowing.

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.

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 an anti-overflow goes out device for injection mold, includes working bin (1), its characterized in that: the utility model discloses a mould injection molding machine, including working bin (1), the roof lower surface middle part of working bin (1) is fixed with installation section of thick bamboo (2), the roof lower surface of installation section of thick bamboo (2) is fixed with first step motor (3), the coaxial lead screw (4) that is fixed with of rotor of first step motor (3), the periphery meshing of lead screw (4) has lifter (5), the bottom mounting of lifter (5) has cope match-plate pattern (6), surface mounting has lower bolster (7) on the bottom plate of working bin (1), cavity (8) of moulding plastics has all been seted up with the inner chamber of lower bolster (7) in cope match-plate pattern (6), and the position of cope match-plate pattern (6) and lower bolster (7), size looks adaptation, injection molding pipe (9) are installed to the right side lower part of working bin (1), the left end of injection molding pipe (9) is recanalized with the inner chamber of cavity (8) of moulding plastics.

2. The overflow preventing device for the injection mold as claimed in claim 1, wherein: a second stepping motor (10) is installed on the left side of the lower surface of a top plate of the working bin (1), a lead screw (11) is coaxially fixed on a rotor of the second stepping motor (10), and the bottom end of the lead screw (11) is installed on the upper surface of a bottom plate of the working bin (1) through a bearing.

3. The overflow preventing device for the injection mold as claimed in claim 2, wherein: the periphery of the lead screw (11) is meshed with a lifting block (12), a sliding block (13) is fixed on the left side of the lifting block (12), a sliding groove (14) is formed in the corresponding position of the working bin (1) and the sliding block (13), and the sliding block (13) is embedded into an inner cavity of the sliding groove (14).

4. The overflow preventing device for the injection mold as claimed in claim 3, wherein: a fixing rod (15) is installed on the right side of the lifting block (12), a clip-shaped limiting frame (16) is fixed at the right end of the fixing rod (15), and the clip-shaped limiting frame (16) is matched with the upper template (6) in position and size.

5. The overflow preventing device for the injection mold as claimed in claim 4, wherein: the right side front portion and the rear portion of the square-shaped limiting frame (16) are both fixed with limiting blocks (17), limiting grooves (18) are formed in the front portion and the rear portion of the inner wall of the right side of the working bin (1), and the limiting blocks (17) are embedded into the limiting grooves (18) in the corresponding positions.

6. The overflow preventing device for the injection mold as claimed in claim 1, wherein: the both sides of lifter (5) all are fixed with embedded block (51), embedded groove (52) have all been seted up to the both sides inner wall of installation section of thick bamboo (2), embedded block (51) and embedded groove (52) position, size looks adaptation.

7. The overflow preventing device for the injection mold as claimed in claim 1, wherein: the lower surface of the upper template (6) is provided with a clip groove (61), the upper surface of the lower template (7) is fixed with a clip limiting plate (62), and the clip groove (61) is matched with the clip limiting plate (62) in position and size.