CN213260840U - Injection mold with positioning mechanism - Google Patents

Abstract

The utility model provides an injection mold with a positioning mechanism, which comprises a lower mold, wherein the lateral sides at the top end of the lower mold are fixedly connected with fixed rods, the outer walls of the four fixed rods are sleeved with an upper mold, the top ends of the four fixed rods are provided with through holes, the outer walls of the four fixed rods are provided with four chutes in equal annular equal intervals, the four chutes are communicated with the inside of the through holes, the inside of the four chutes are connected with slide rods in equal sliding manner, one sides of the four slide rods are fixedly connected with connecting rods, one ends of the four connecting rods are fixedly connected with fixed blocks, the inside of the four through holes are sleeved with extrusion rods, and the bottom ends of the four extrusion rods are fixedly connected with conical rods, the utility model utilizes the design of the extrusion rods and the slide rods, the extrusion rods can indirectly extrude the slide rods to slide out from the inside of the chutes, and fill gaps between the fixed rods and, ensure the normal injection molding of the injection molding piece.

Description

Injection mold with positioning mechanism

Technical Field

The utility model mainly relates to an injection mold's technical field, concretely relates to injection mold with positioning mechanism.

Background

The injection 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 injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

The existing injection mold is often fixed to an injection product through mutual fitting of an upper mold and a lower mold when injection molding, and the positions of the upper mold are limited through a plurality of guide rods when the upper mold and the lower mold are fitted, so that the two molds can be fitted together, but small deviation is often generated, the injection molding failure of the product is finally caused, and unnecessary production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides an injection mold with positioning mechanism for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

an injection mold with a positioning mechanism comprises a lower mold, wherein the lateral sides of the top end of the lower mold are fixedly connected with fixing rods, the fixed mould groove of having seted up in top of bed die, four the outer wall of dead lever has cup jointed last mould, four the through-hole has all been seted up on the top of dead lever, four equal annular equidistance of outer wall of dead lever has seted up four spouts, four the spout all link up each other with the inside of through-hole, four the equal sliding connection in inside of spout has a slide bar, four the equal fixedly connected with connecting rod in one side of slide bar, four the equal fixedly connected with fixed block in one end of connecting rod, four the inside of through-hole all overlaps and is equipped with extrusion pole, four the equal fixedly connected with conical rod in bottom of extrusion pole, four the avris and the fixedly connected with baffle on mould top are run through respectively to the top of.

The both sides of bed die are all fixed and have been seted up a set of connecting hole, and are two sets of the equal block in inside of connecting hole is connected with the screens pole, and is two sets of the equal fixedly connected with fixed plate of one end of screens pole, two the front of fixed plate all articulates there is the joint piece, two the bottom of joint piece all alternates and is connected with location lead screw, two the one end of location lead screw runs through the middle part of two fixed plates respectively and respectively with the both sides threaded connection of bed die.

The both sides of going up the mould are all fixed and have been seted up the joint groove, two the inside in joint groove mutually supports with the outside of two joint pieces respectively.

Four the screens groove has all been fixed to the bottom of toper pole, four the screens groove corresponds each other with two sets of connecting holes respectively, and four the screens groove is mutually supported with two sets of screens poles respectively.

Four the bottom outer wall of extrusion pole all fixedly is provided with the external screw thread, four the external screw thread respectively with the avris threaded connection on bed die top.

Four the fixed block all is circular-arc, and four one side of fixed block all laminates with the outer wall of extrusion stem each other.

Compared with the prior art, the beneficial effects of the utility model are that: one of which, the utility model discloses utilize the design of stripper bar and slide bar, the stripper bar drives the connecting block through the extrusion fixed block and removes, the connecting block drives the slide bar and can be in order to fill the gap between dead lever and the last mould from the inside roll-off of spout, thereby make mould and bed die skew phenomenon can not take place when the laminating, guarantee the normal of injection molding, the design of toper pole provides the smoothness nature again for the removal of stripper bar simultaneously, the phenomenon of having avoided the stripper bar to be blockked by the fixed block when initial rotation takes place, thereby the location process of mould and bed die on several, and the problem of mould skew on the location back has been solved, and good practicality is had.

Two, the utility model discloses utilize mutually supporting in screens pole and screens groove to make the toper pole enter into the bed die when inside and can fix, and then restricted the axial motion of stripper bar, thereby can guarantee that the slide bar is stable filling all the time between inside and the through-hole of last mould, and the inside in the entering joint groove that the joint piece can be synchronous when screens pole removes, further the location of having strengthened between last mould and the bed die, only need twist and move the positioning screw rod and can realize, it is very simple and convenient to operate, the process of moulding plastics of injection molding goes on more smoothly.

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

Drawings

Fig. 1 is a schematic diagram of the overall explosion structure of the present invention;

FIG. 2 is a schematic view of the explosion structure inside the through hole of the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a lower die; 2. an upper die; 3. fixing the rod; 4. a through hole; 5. a chute; 6. an extrusion stem; 7. a baffle plate; 8. a tapered rod; 9. a fixed block; 10. a connecting rod; 11. a slide bar; 12. connecting holes; 13. a position clamping rod; 14. a fixing plate; 15. a clamping block; 16. a clamping groove; 17. positioning a screw rod; 18. a clamping groove; 19. and (4) a mold groove.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-3 heavily, an injection mold with a positioning mechanism comprises a lower mold 1, wherein the lateral sides of the top end of the lower mold 1 are fixedly connected with fixing rods 3, the top end of the lower mold 1 is fixedly provided with a mold groove 19, the outer walls of the four fixing rods 3 are sleeved with an upper mold 2, the top ends of the four fixing rods 3 are respectively provided with through holes 4, the outer walls of the four fixing rods 3 are respectively provided with four sliding grooves 5 at equal intervals in a ring shape, the four sliding grooves 5 are communicated with the inner parts of the through holes 4, the inner parts of the four sliding grooves 5 are respectively connected with sliding rods 11 in a sliding manner, one sides of the four sliding rods 11 are respectively and fixedly connected with connecting rods 10, one ends of the four connecting rods 10 are respectively and fixedly connected with a fixing block 9, the inner parts of the four through holes 4 are respectively sleeved with extrusion rods, thereby can make four fixed blocks 9 take place synchronous motion, avris and fixedly connected with baffle 7 on 2 tops of upper mould are run through respectively on the top of four stripper bars 6, and the bottom outer wall of four stripper bars 6 all is fixed and is provided with the external screw thread, and four external screw threads have avoided stripper bar 6 to take place to slide when moulding plastics with the avris threaded connection on 1 top of bed die respectively.

A set of connecting hole 12 has all been fixed to the both sides of bed die 1 and has been seted up, the equal block in inside of two sets of connecting holes 12 is connected with joint pole 13, the equal fixedly connected with fixed plate 14 of one end of two sets of joint poles 13, the front of two fixed plates 14 all articulates there is joint piece 15, the equal fixed joint groove 16 of having seted up in both sides of bed die 2, the inside of two joint grooves 16 is mutually supported with the outside of two joint pieces 15 respectively, thereby fix bed die 2 and bed die 1 vertical direction, the bottom of two joint pieces 15 all alternates and is connected with positioning screw 17, the one end of two positioning screw 17 run through the middle part of two fixed plates 14 respectively and respectively with the both sides threaded connection of bed die 1.

The equal fixedly connected with toper pole 8 in bottom of four extrusion poles 6, the design of toper pole 8 can not blockked by fixed block 9 when making extrusion pole 6 remove, and the screens groove 18 has all been fixed to have been seted up in the bottom of four toper poles 8, and four screens grooves 18 correspond with two sets of connecting holes 12 respectively each other, and four screens grooves 18 are mutually supported with two sets of screens poles 13 respectively, and then have restricted that toper pole 8 can not take place the axial and have rotated.

The utility model discloses a concrete operation as follows: during the use, the operator at first aligns mould 2 and bed die 1 each other, then press extrusion stem 6 to drive toper pole 8 and extrude fixed block 9, then fixed block 9 drives connecting rod 10 and removes, connecting rod 10 drives slide bar 11 and fills between dead lever 3 and mould 2 inside from the inside roll-off of spout 5, thereby strengthen the stability of mould 2, it is rotatory that rotating barrier 7 drives extrusion stem 6 at last, extrusion stem 6 drives the outside screw thread of bottom and the avris thread tightening of bed die 1, the position of mould 2 has been restricted promptly to this moment, the phenomenon of having avoided going up the 2 squints of mould takes place.

Twist and move baffle 7 and last mould 2's upper surface laminating back, rotatory positioning screw 17 rotates this moment, positioning screw 17 drives fixed plate 14 and removes to the direction of bed die 1 when removing to the inside of bed die 1, fixed plate 14 drives screens pole 13 and joint piece 15 synchronous motion, screens groove 18 mutual block of seting up is fixed with conical rod 8 bottom to screens pole 13 at last, restrict the axial motion of conical rod 8, joint piece 15 removes the inside of joint groove 16 simultaneously and fixes, the vertical direction's of last mould 2 and bed die 1 is fixed has been realized at last, the stable of injection molding process of moulding plastics is gone on has been guaranteed.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims (6)

1. The utility model provides an injection mold with positioning mechanism, including bed die (1), its characterized in that: the lateral sides of the top end of the lower die (1) are fixedly connected with fixing rods (3), the top end of the lower die (1) is fixedly provided with a die groove (19), the outer wall of the four fixing rods (3) is sleeved with an upper die (2), the top ends of the four fixing rods (3) are provided with through holes (4), the outer wall of the four fixing rods (3) is provided with four sliding grooves (5) in equal annular equal distance, the four sliding grooves (5) are communicated with the inside of the through holes (4), the inside of the four sliding grooves (5) is slidably connected with sliding rods (11), one sides of the four sliding rods (11) are fixedly connected with connecting rods (10), one ends of the four connecting rods (10) are fixedly connected with fixing blocks (9), the inside of the four through holes (4) is sleeved with extrusion rods (6), and the bottom ends of the four extrusion rods (6) are fixedly connected with conical rods (8, the top ends of the four extrusion rods (6) respectively penetrate through the side edges of the top end of the upper die (2) and are fixedly connected with baffle plates (7).

2. The injection mold with the positioning mechanism as set forth in claim 1, wherein: the both sides of bed die (1) are all fixed and have been seted up a set of connecting hole (12), and are two sets of the equal block in inside of connecting hole (12) is connected with screens pole (13), and is two sets of the equal fixedly connected with fixed plate (14) of one end of screens pole (13), two the front of fixed plate (14) all articulates there is joint piece (15), two the bottom of joint piece (15) all alternates and is connected with positioning screw (17), two the one end of positioning screw (17) run through the middle part of two fixed plates (14) respectively and respectively with the both sides threaded connection of bed die (1).

3. The injection mold with the positioning mechanism as set forth in claim 1, wherein: go up the both sides of mould (2) and all fixedly seted up joint groove (16), two the inside in joint groove (16) is mutually supported with the outside of two joint pieces (15) respectively.

4. The injection mold with the positioning mechanism as set forth in claim 1, wherein: clamping grooves (18) are fixedly formed in the bottoms of the conical rods (8), the clamping grooves (18) correspond to the two groups of connecting holes (12) respectively, and the clamping grooves (18) are matched with the two groups of clamping rods (13) respectively.

5. The injection mold with the positioning mechanism as set forth in claim 1, wherein: four the outer wall of the bottom of the extrusion rod (6) is fixedly provided with an external thread, and the external thread is respectively in threaded connection with the side of the top end of the lower die (1).

6. The injection mold with the positioning mechanism as set forth in claim 1, wherein: four fixed block (9) all are circular-arc, and four one side of fixed block (9) all laminates with the outer wall of extrusion pole (6) each other.

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