CN210590336U

CN210590336U - Positioning structure of injection mold

Info

Publication number: CN210590336U
Application number: CN201921478719.0U
Authority: CN
Inventors: 张雪明
Original assignee: Suzhou Nicety Plastic Co ltd
Current assignee: Suzhou Nicety Plastic Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-05-22
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a location structure of mould for injection molding, including the bed die, the top of bed die is provided with the mould, and the top sliding connection who goes up the mould has bottom plate body, and the square groove has all been seted up in the four corners at last mould top, and the inside sliding connection in square groove has the square slab, the bottom fixedly connected with locating lever of square slab. The utility model discloses it is spacing to carry out the locating lever through the square groove by the square plate, pass through spill cover and fixed establishment by the screw rod again and compress tightly bottom plate body downwards, carry on spacingly by spacing mechanism to the screw rod at last, thereby possessed and be convenient for carry out the advantage of changing to the positioning guide arm, the positioning guide arm of having solved current injection mold location structure is fixed by the bolt, a plurality of bolts that need dismantle bottom plate surface when changing positioning guide arm still need dismantle the bolt at positioning guide arm top, change the lower problem of maintenance efficiency, avoid the bolt phenomenon that becomes flexible to appear easily simultaneously, the improvement of certain degree injection mold's practicality.

Description

Positioning structure of injection mold

Technical Field

The utility model relates to the technical field of mold, specifically be a location structure of mould for injection molding.

Background

Dies, various moulds and tools for obtaining the desired products by injection, blow, extrusion, die-casting or forging, smelting, stamping, etc. in industrial production, in short, a die is a tool for making shaped articles, which tool is composed of various parts, and different dies are composed of different parts.

The injection mold is a common mold, and can be positioned through the positioning structure when the injection mold is used, but the positioning guide rod of the existing injection mold positioning structure is fixed by the bolt, a plurality of bolts on the surface of the bottom plate need to be detached when the positioning guide rod is replaced, and the bolts at the top of the positioning guide rod need to be detached, so that the replacement and maintenance efficiency is low, meanwhile, the bolts are easy to loose, and the practicability of the injection mold is reduced to a certain degree.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a positioning structure of mould for injection molding has possessed the advantage of being convenient for change the positioning guide arm, and the positioning guide arm of having solved current injection mold positioning structure is fixed by the bolt, and the bolt at positioning guide arm top still need be dismantled to a plurality of bolts that need dismantle bottom plate surface when changing positioning guide arm, changes the lower problem of maintenance efficiency.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a location structure of mould for injection molding, includes the bed die, the top of bed die is provided with the mould, the top sliding connection who goes up the mould has the bottom plate body, the square groove has all been seted up in the four corners at last mould top, the inside sliding connection of square groove has the square slab, the bottom fixedly connected with locating lever of square slab, the bottom of locating lever runs through to the inside of bed die, the front end of going up the mould both sides all articulates through the pin pole with the rear end has the screw rod, the front end of bottom plate body both sides and the equal fixedly connected with spill cover in rear end.

Preferably, the four corners of the bottom plate body are fixedly connected with elastic base plates, the elastic base plates are connected inside the square grooves in a sliding mode, and the bottoms of the elastic base plates are in contact with the tops of the square plates.

Preferably, the inside of spill cover is provided with fixed establishment, fixed establishment includes hexagonal swivel nut, opening and packing ring, hexagonal swivel nut threaded connection is on the surface of screw rod, hexagonal swivel nut is located the inside of spill cover, the opening is seted up in the spill cover and is kept away from one side of bottom plate body, the surface at the screw rod is established to the packing ring cover, the bottom sliding connection of packing ring is in the inside of spill cover, the top sliding connection of packing ring is in the bottom of hexagonal swivel nut.

Preferably, the inside of screw rod is provided with stop gear, stop gear includes T shaped plate, notch bar, fixed cover and draw-in groove, T shaped plate sliding connection is in the inside of screw rod, the top of T shaped plate runs through to the top of screw rod, notch bar fixed connection is on the top of T shaped plate, fixed cover fixed connection is at the top on hexagonal swivel nut surface, the top at fixed cover is seted up to the draw-in groove, the both ends of notch bar all extend to the inside of draw-in groove.

Preferably, the bottom of the T-shaped plate is fixedly connected with a tension spring, and the bottom end of the tension spring is fixedly connected to the bottom of the inner wall of the screw rod.

Preferably, the front side and the equal fixedly connected with in rear side at bottom plate body top place the cover, place the front end and the equal fixedly connected with reinforcing plate in rear end of cover both sides, the bottom fixed connection of reinforcing plate is at the top of spill cover.

(III) advantageous effects

Compared with the prior art, the utility model provides a location structure of mould for injection moulding possesses following beneficial effect:

1. this positioning structure of mould for injection molding, it is spacing to the locating lever to pass through the square groove by the square plate, again by the screw rod through spill cover and fixed establishment compress tightly the bottom plate body downwards, carry on spacingly by spacing mechanism to the screw rod at last, thereby possessed and be convenient for carry out the advantage of changing to the positioning guide arm, the positioning guide arm of having solved current injection mold positioning structure is fixed by the bolt, need dismantle the bolt at bottom plate surface's a plurality of bolts still need dismantle the positioning guide arm top when changing the positioning guide arm, change the lower problem of maintenance efficiency, avoid the bolt phenomenon of becoming flexible to appear easily simultaneously, the improvement of a certain degree injection mold's practicality.

2. This location structure of mould for moulding plastics, through setting up the elastic backing plate, can compress tightly the square plate, can fix a position the bottom plate body simultaneously, the installation effectiveness of bottom plate body has been improved, through setting up the packing ring, can reduce the frictional force between hexagonal swivel nut and the spill cover, the stability of hexagonal swivel nut has been improved, through setting up the concave bar, can the person of facilitating the use stimulate the T shaped plate, the unable phenomenon that effectively stimulates the T shaped plate of user has been avoided, through setting up the extension spring, can stimulate the concave bar downwards, the phenomenon that the concave bar breaks away from the draw-in groove when not using has been avoided, the stability of concave bar when not using has been improved, place cover and reinforcing plate through setting up, concave bar and ground collision can have been avoided, convenient to use person stimulates the bottom plate body simultaneously.

Drawings

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

FIG. 2 is an enlarged structural view of the point A in FIG. 1 according to the present invention;

fig. 3 is an enlarged structural view of the point B in fig. 1 according to the present invention.

In the figure: the die comprises a lower die 1, an upper die 2, a bottom plate body 3, a square groove 4, a square plate 5, a positioning rod 6, a screw rod 7, a concave sleeve 8, an elastic cushion plate 9, a fixing mechanism 10, a hexagonal screw sleeve 101, an opening 102, a gasket 103, a limiting mechanism 11, a T-shaped plate 111, a concave rod 112, a fixed sleeve 113, a clamping groove 114, a tension spring 12, a placing sleeve 13 and a reinforcing plate 14.

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 positioning structure of a mold for injection molding, comprising a lower mold 1, an upper mold 2 disposed on the top of the lower mold 1, a bottom plate body 3 slidably connected to the top of the upper mold 2, square grooves 4 disposed on the four corners of the top of the upper mold 2, square plates 5 slidably connected to the insides of the square grooves 4, elastic pads 9 fixedly connected to the four corners of the bottom plate body 3, the elastic pads 9 slidably connected to the insides of the square grooves 4, the bottoms of the elastic pads 9 contacting the tops of the square plates 5, the square plates 5 being pressed by the elastic pads 9, and the bottom plate body 3 being positioned, thereby improving the installation efficiency of the bottom plate body 3, positioning rods 6 fixedly connected to the bottoms of the square plates 5, the bottom ends of the positioning rods 6 penetrating into the lower mold 1, and screws 7 hinged to the front and rear ends of the two sides of the upper mold 2 via pin rods, the front end and the rear end of two sides of the bottom plate body 3 are fixedly connected with a concave sleeve 8, a fixing mechanism 10 is arranged inside the concave sleeve 8, the fixing mechanism 10 comprises a hexagonal threaded sleeve 101, an opening 102 and a gasket 103, the hexagonal threaded sleeve 101 is in threaded connection with the surface of the screw 7, the hexagonal threaded sleeve 101 is positioned inside the concave sleeve 8, the opening 102 is arranged on one side, away from the bottom plate body 3, of the concave sleeve 8, the gasket 103 is sleeved on the surface of the screw 7, the bottom of the gasket 103 is in sliding connection with the inside of the concave sleeve 8, the top of the gasket 103 is in sliding connection with the bottom of the hexagonal threaded sleeve 101, through the gasket 103, the friction force between the hexagonal threaded sleeve 101 and the concave sleeve 8 can be reduced, the stability of the hexagonal threaded sleeve 101 is improved, a limiting mechanism 11 is arranged inside the screw 7, the limiting mechanism 11 comprises a T-shaped plate 111, a concave rod 112, a fixing sleeve 113 and, the top end of a T-shaped plate 111 penetrates through the top of the screw rod 7, a concave rod 112 is fixedly connected to the top end of the T-shaped plate 111, a fixing sleeve 113 is fixedly connected to the top of the surface of the hexagonal screw sleeve 101, a clamping groove 114 is formed in the top of the fixing sleeve 113, two ends of the concave rod 112 extend into the clamping groove 114, the concave rod 112 is arranged, a user can conveniently pull the T-shaped plate 111, the phenomenon that the user cannot effectively pull the T-shaped plate 111 is avoided, the bottom of the T-shaped plate 111 is fixedly connected with a tension spring 12, the bottom end of the tension spring 12 is fixedly connected to the bottom of the inner wall of the screw rod 7, the concave rod 112 can be pulled downwards by arranging the tension spring 12, the phenomenon that the concave rod 112 is separated from the clamping groove 114 when the concave rod 112 is not used is avoided, the stability of the concave rod 112 when the concave rod is not used is improved, a placing sleeve 13 is fixedly connected to both the front side, the bottom fixed connection of reinforcing plate 14 is at the top of spill cover 8, places cover 13 and reinforcing plate 14 through the setting, can avoid concave pole 112 and ground collision, and convenient to use person pulls bottom plate body 3 simultaneously.

When the hexagonal screw sleeve is used, a user firstly pulls the concave rod 112 upwards and rotates the hexagonal screw sleeve 101 through a tool to enable the hexagonal screw sleeve 101 to move upwards, after the hexagonal screw sleeve 101 moves to a proper angle, the concave rod 112 is rotated, the concave rod 112 drives the screw 7 to rotate through the T-shaped plate 111, the screw 7 can drive the hexagonal screw sleeve 101 to be separated from the top of the concave sleeve 8, then the placing sleeve 13 is pulled upwards, the placing sleeve 13 drives the elastic cushion plate 9 to be separated from the square groove 4 through the bottom plate body 3, namely, the positioning rod 6 can be taken out, when the hexagonal screw sleeve is installed, the positioning rod 6 is firstly clamped into the inner part of the upper die 2, the square plate 5 is clamped into the inner part of the clamping groove 114, then the bottom plate body 3 is placed at the top of the upper die 2, the elastic cushion plate 9 is clamped into the inner part of the square groove 4, then the concave rod 112 is pulled and the screw 7 is rotated to enable the hexagonal screw sleeve 101 to, hexagonal swivel nut 101 moves down and compresses tightly bottom plate body 3 downwards through concave cover 8, loosens concave pole 112 at last, and extension spring 12 drives concave pole 112 card and goes into the inside of draw-in groove 114 and carry out spacingly to hexagonal swivel nut 101 to reach the effect of being convenient for change the location guide arm.

To sum up, this positioning structure of mould for injection molding carries on spacingly by square slab 5 through square groove 4 to locating lever 6, compress tightly bottom plate body 3 downwards through spill cover 8 and fixed establishment 10 by screw rod 7 again, carry on spacingly by stop gear 11 to screw rod 7 at last, thereby possessed and be convenient for carry out the advantage of changing to the locating guide arm, the locating guide arm of having solved current injection mold positioning structure is fixed by the bolt, need dismantle the bolt at bottom plate surface's a plurality of bolts still need dismantle the locating guide arm top when changing the locating guide arm, change the lower problem of maintenance efficiency, avoid the easy not hard up phenomenon of appearing of bolt simultaneously, the improvement injection mold's of certain degree practicality.

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 a location structure of mould for injection molding, includes bed die (1), its characterized in that: the top of bed die (1) is provided with mould (2), the top sliding connection who goes up mould (2) has bottom plate body (3), square groove (4) have all been seted up in the four corners at last mould (2) top, the inside sliding connection of square groove (4) has square slab (5), the bottom fixedly connected with locating lever (6) of square slab (5), the bottom of locating lever (6) runs through to the inside of bed die (1), the front end and the rear end of going up mould (2) both sides all articulate through the pin lever has screw rod (7), the front end and the equal fixedly connected with spill cover (8) in rear end of bottom plate body (3) both sides.

2. The positioning structure of a mold for injection molding according to claim 1, wherein: the four corners of bottom plate body (3) bottom is equal fixedly connected with elastic backing plate (9), elastic backing plate (9) sliding connection is in the inside of square groove (4), the bottom of elastic backing plate (9) and the top contact of square plate (5).

3. The positioning structure of a mold for injection molding according to claim 1, wherein: the inside of spill cover (8) is provided with fixed establishment (10), fixed establishment (10) include hexagonal swivel nut (101), opening (102) and packing ring (103), hexagonal swivel nut (101) threaded connection is on the surface of screw rod (7), hexagonal swivel nut (101) are located the inside of spill cover (8), one side of keeping away from bottom plate body (3) is seted up in spill cover (8) in opening (102), the surface at screw rod (7) is established in packing ring (103) cover, the bottom sliding connection of packing ring (103) is in the inside of spill cover (8), the top sliding connection of packing ring (103) is in the bottom of hexagonal swivel nut (101).

4. A positioning structure of a mold for injection molding according to claim 3, characterized in that: the inside of screw rod (7) is provided with stop gear (11), stop gear (11) include T shaped plate (111), concave rod (112), fixed cover (113) and draw-in groove (114), T shaped plate (111) sliding connection is in the inside of screw rod (7), the top of T shaped plate (111) runs through to the top of screw rod (7), concave rod (112) fixed connection is on the top of T shaped plate (111), fixed cover (113) fixed connection is at the top on hexagonal swivel nut (101) surface, the top at fixed cover (113) is seted up in draw-in groove (114), the both ends of concave rod (112) all extend to the inside of draw-in groove (114).

5. The positioning structure of a mold for injection molding according to claim 4, wherein: the bottom fixedly connected with extension spring (12) of T shaped plate (111), the bottom fixed connection of extension spring (12) is in the bottom of screw rod (7) inner wall.

6. The positioning structure of a mold for injection molding according to claim 1, wherein: the front side and the equal fixedly connected with in rear side at bottom plate body (3) top place cover (13), place the front end and the equal fixedly connected with reinforcing plate (14) in rear end of cover (13) both sides, the bottom fixed connection of reinforcing plate (14) is at the top of spill cover (8).