CN210046993U

CN210046993U - Injection mold of side direction parting forced demoulding

Info

Publication number: CN210046993U
Application number: CN201920918290.6U
Authority: CN
Inventors: 陆燕萍
Original assignee: SHENZHEN PENGYIFA PRECISION MOULD Co Ltd
Current assignee: SHENZHEN PENGYIFA PRECISION MOULD Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-02-11
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses an injection mold for side parting forced demolding, wherein an upper mold is arranged on the edge part of the top end of a lower mold, an injection port is arranged in the middle part of the top end of the upper mold, a side stop block is arranged on one side of the top end of the lower mold, a limit hole is arranged in the middle part of the top end of the side stop block, a connecting rod is welded on the bottom end of the upper mold corresponding to the position of the edge part of the inner wall of the limit hole, a movable plate is welded on one side of the side stop block, a groove is arranged in the middle part of the top end of the movable plate, and insections are arranged on the edge part of the inner wall of the groove, the utility model has scientific and reasonable structure and safe and convenient use, and drives a sawtooth rotating disk to rotate when the motor operates and drives the movable plate to move through the insections, the moving difficulty of the side stop block is reduced, and meanwhile, the requirement of forced demoulding operation is met.

Description

Injection mold of side direction parting forced demoulding

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold of side direction parting forced demoulding.

Background

The general forced demoulding refers to that a product has a product structure which can obstruct the demoulding of the product, such as an inverted buckle, an undercut and the like along the normal mould opening and closing direction, but a special mould stripping mechanism is not arranged to remove the mould during the mould design, but the mould is stripped according to the common parting direction, under the condition, a rubber part is inevitably interfered with a mould body during the mould stripping, the product is forcedly stripped from a mould cavity by utilizing the plastic deformation of the plastic part per se, namely the forced demoulding, the mould with the lateral sliding block has the advantage of conveniently separating the plastic part, the damage to the plastic part in the forced demoulding process is avoided as much as possible, and the working efficiency is improved;

but the injection mold of the existing forced demolding has high demolding difficulty, and the side baffle is easy to clamp inside the injection mold, so that the side baffle is difficult to move, and the normal demolding of the injection mold is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an injection mold of side direction parting forced demoulding can effectively solve the injection mold drawing of patterns degree of difficulty height that but current forced demoulding who proposes in the above-mentioned background art, and the easy card of side baffle is inside injection mold moreover to lead to the side baffle to remove the difficulty, and then influenced injection mold's the problem of the normal drawing of patterns.

In order to achieve the above object, the utility model provides a following technical scheme: an injection mold for lateral parting forced demolding comprises a lower mold, wherein an upper mold is mounted at the edge part of the top end of the lower mold, an injection port is formed in the middle of the top end of the upper mold, a lateral stop block is mounted at one side of the top end of the lower mold, a limiting hole is formed in the middle of the top end of the lateral stop block, a connecting rod is welded at the position, corresponding to the edge part of the inner wall of the limiting hole, of the bottom end of the upper mold, a moving plate is welded at one side of the lateral stop block, a groove is formed in the middle of the top end of the moving plate, insections are formed in the edge part of the inner wall of the groove, a top plate is arranged in the middle;

the welding of roof one side middle-end has the fixed plate, fixed plate inner wall middle part can be dismantled through threaded engagement and be connected with the bolt, the stopper has all been welded at the front and the back in roof top, the input of motor and the output electric connection of commercial power.

Preferably, the distance between the two limiting blocks is equal to the outer diameter of the moving plate, and the moving plate is located on the edge of the inner wall of the limiting block.

Preferably, the sawtooth is arranged on one side of the outer surface of the sawtooth rotating disc, and the sawtooth rotating disc is connected with the moving plate through sawteeth and insections.

The lower die is characterized in that a sliding groove is formed in the middle of the bottom end of the lower die, a sliding plate is arranged in the middle of the inner wall of the sliding groove, a notch is formed in the middle of the bottom end of the sliding plate, a convex block is arranged in the middle of the inner wall of the notch, a cylinder is connected to the middle of the inner wall of the convex block in a penetrating mode, a turntable is welded to the front side of the cylinder, a stripper plate is welded to the middle of the top end.

Preferably, the cylinder is connected with the lower die in a penetrating mode, and the convex block is connected with the lower die through the cylinder.

Preferably, the edge of the front surface of the turntable is welded with a round rod, and the edge of the outer surface of the round rod is coated with insulating paint.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. through movable plate, recess, insection, sawtooth carousel, motor, mount pad and roof, the motor drives the sawtooth carousel and rotates when moving, and the sawtooth carousel drives the movable plate through the insection and removes, and the movable plate drives the removal of side dog, and then the removal of the side dog of being convenient for has reduced the removal degree of difficulty of side dog, simultaneously, satisfies the requirement of forced drawing of patterns work.

2. Through stopper, fixed plate, bolt, connecting rod and spacing hole, can carry on spacingly to the movable plate through two stoppers, prevent that the position of movable plate from taking place the phenomenon of removal, and the bolt can tentatively fix the movable plate, and then tentatively fix offside dog, and the cooperation between connecting rod and the spacing hole can be once more fixed offside dog, through dual fixed, can make the fixed more stable of side dog, prevent that the phenomenon that the side dog took place to rock in the lower mould inside.

3. Through spout, slide, notch, protruding type piece, cylinder, carousel, stripper plate and stripper rod, the inside piece of moulding of the lower mould of can being convenient for is demolded, has reduced the drawing of patterns degree of difficulty, this mode easy operation moreover, convenient to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the internal structure of the lower mold of the present invention;

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

reference numbers in the figures: 1. a lower die; 2. an upper die; 3. an injection molding port; 4. a side stop block; 5. a connecting rod; 6. a limiting hole; 7. moving the plate; 8. a groove; 9. insection; 10. a saw-tooth turntable; 11. a motor; 12. a mounting seat; 13. a top plate; 14. a fixing plate; 15. a bolt; 16. a limiting block; 17. a chute; 18. a slide plate; 19. a notch; 20. a convex block; 21. a cylinder; 22. a turntable; 23. a stripper plate; 24. and (4) a demoulding rod.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-3, the utility model provides a technical scheme, an injection mold for side parting forced demolding comprises a lower mold 1, an upper mold 2 is installed on the top edge of the lower mold 1, an injection port 3 is arranged in the middle of the top end of the upper mold 2, a side stop block 4 is installed on one side of the top end of the lower mold 1, a limit hole 6 is arranged in the middle of the top end of the side stop block 4, a connecting rod 5 is welded at the position of the bottom end of the upper mold 2 corresponding to the inner wall edge of the limit hole 6, a moving plate 7 is welded on one side of the side stop block 4, a groove 8 is arranged in the middle of the top end of the moving plate 7, insections 9 are arranged on the inner wall edge of the groove 8, a top plate 13 is arranged in the middle of the bottom end of the moving plate 7, a mounting seat 12 is welded on the bottom edge of the top plate 13, a motor, the sawtooth rotary table 10 is connected with the moving plate 7 through the sawteeth and the insections 9, so that the moving plate 7 can move conveniently, the side stop blocks 4 can move conveniently, and the moving difficulty of the side stop blocks 4 is reduced.

The welding of roof 13 one side middle end has fixed plate 14, and fixed plate 14 inner wall middle part can be dismantled through threaded engagement and be connected with bolt 15, and roof 13 top front and back all have welded stopper 16, and the interval between two stoppers 16 equals the external diameter of movable plate 7, and movable plate 7 is located stopper 16 inner wall limit portion, can carry on spacingly to movable plate 7, prevents that the phenomenon that the position of movable plate 7 from taking place to remove, the input of motor 11 and the output electric connection of commercial power.

The middle part of the bottom end of the lower die 1 is provided with a sliding groove 17, the middle part of the inner wall of the sliding groove 17 is provided with a sliding plate 18, the middle part of the bottom end of the sliding plate 18 is provided with a notch 19, the middle part of the inner wall of the notch 19 is provided with a convex block 20, the middle part of the inner wall of the convex block 20 is connected with a cylinder 21 in a penetrating way, the cylinder 21 is connected with the lower die 1 in a penetrating way, the convex block 20 is connected with the lower die 1 through the cylinder 21, the cylinder 21 is convenient, meanwhile, the convex block 20 is convenient to rotate, the rotating difficulty of the convex block 20 is reduced, the rotating disc 22 is welded on the front edge of the cylinder 21, the round bar is welded on the front edge of the rotating disc 22, the rotating disc 22 can be convenient to rotate, and the edge part of the outer surface of the round rod is coated with insulating paint, so that the round rod can be protected, the service life of the round rod is prolonged, the middle part of the top end of the sliding plate 18 is welded with a stripper plate 23, and the top ends of the stripper plates 23 are welded with stripper rods 24 at equal intervals.

The utility model discloses a theory of operation and use flow: in the actual use process of the injection mold for lateral parting forced demolding, the bolt 15 is rotated, the bolt 15 pushes the movable plate 7 to move in the moving process along the fixed plate 14, when the movable plate 7 moves to a position for realizing the preset position, the lower mold 1 and the upper mold 2 are in a superposed state, and when the lower mold 1 and the upper mold 2 are superposed, the connecting rod 5 enters the limiting hole 6, so that the side stop block 4 is fixed, and through double fixation, the side stop block 4 can be more stably fixed, and the side stop block 4 is prevented from shaking in the lower mold 1;

then, injecting a material into the lower die 1 along the injection port 3, moving the lower die 1 after the injection of the material in the lower die 1 is finished, separating the lower die 1 from the upper die 2, screwing the bolt 15, separating the bolt 15 from the movable plate 7, connecting the motor 11 with a power supply, starting to rotate the motor 11 after being connected with the power supply, driving the sawtooth turntable 10 to rotate in the rotation process of the motor 11, driving the movable plate 7 to move by the sawtooth turntable 10 through the tooth grains 9, so that the side stop blocks 4 can be conveniently moved, the moving difficulty of the side stop blocks 4 is reduced, meanwhile, the requirement of forced demolding work is met, the movable plate 7 moves along the two limit blocks 16, and the movable plate 7 can be fixed and limited by the two limit blocks 16, so that the phenomenon that the position of the movable plate 7 is prevented from moving is generated;

and after taking place the separation between side dog 4 and the plastics, the staff rotates carousel 22, carousel 22 drives protruding type piece 20 through cylinder 21 and rotates, and protruding type piece 20 drives slide 18 along the inside removal of spout 17 when rotating along notch 19 is inside to drive stripper plate 23 and remove, and stripper plate 23 drives stripper rod 24 and removes, and the plastics that stripper rod 24 will extrude lower mould 1, thereby the work of accomplishing the drawing of patterns, moreover, this kind of mode easy operation, convenient to use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an injection mold of drawing of patterns is forced in side direction parting, includes bed die (1), its characterized in that: an upper die (2) is arranged on the edge of the top end of the lower die (1), an injection molding opening (3) is formed in the middle of the top end of the upper die (2), a side stop block (4) is arranged on one side of the top end of the lower die (1), a limit hole (6) is arranged in the middle of the top end of the side stop block (4), the bottom end of the upper die (2) is welded with a connecting rod (5) corresponding to the edge part of the inner wall of the limiting hole (6), a moving plate (7) is welded at one side of the side stop block (4), a groove (8) is formed in the middle of the top end of the moving plate (7), the edge part of the inner wall of the groove (8) is provided with insections (9), the middle part of the bottom end of the moving plate (7) is provided with a top plate (13), the edge of the bottom end of the top plate (13) is welded with a mounting seat (12), a motor (11) is arranged in the middle of the inner wall of the mounting seat (12), and a sawtooth rotating disc (10) is arranged in the middle of the top end of the motor (11);

roof (13) one side middle-end welding has fixed plate (14), fixed plate (14) inner wall middle part can be dismantled through threaded engagement and be connected with bolt (15), stopper (16) have all been welded on roof (13) top front and the back, the input of motor (11) and the output electric connection of commercial power.

2. A lateral parting forced demolding injection mold as claimed in claim 1, wherein: the distance between the two limiting blocks (16) is equal to the outer diameter of the moving plate (7), and the moving plate (7) is located on the edge of the inner wall of each limiting block (16).

3. A lateral parting forced demolding injection mold as claimed in claim 1, wherein: sawtooth is arranged on one side of the outer surface of the sawtooth rotating disc (10), and the sawtooth rotating disc (10) is connected with the moving plate (7) through sawtooth and insections (9).

4. A lateral parting forced demolding injection mold as claimed in claim 1, wherein: spout (17) have been seted up at bed die (1) bottom middle part, spout (17) inner wall middle part is provided with slide (18), notch (19) have been seted up at slide (18) bottom middle part, notch (19) inner wall middle part is provided with protruding type piece (20), the inner wall middle part through connection of protruding type piece (20) has cylinder (21), the welding of cylinder (21) front limit portion has carousel (22), the welding of slide (18) top middle part has stripper plate (23), the equal equidistance welding in stripper plate (23) top has stripper rod (24).

5. A side-parting forced-release injection mold as claimed in claim 4, wherein: the cylinder (21) is connected with the lower die (1) in a penetrating mode, and the convex block (20) is connected with the lower die (1) through the cylinder (21).

6. A side-parting forced-release injection mold as claimed in claim 4, wherein: the edge of the front face of the turntable (22) is welded with a round rod, and the edge of the outer surface of the round rod is coated with insulating paint.