CN211640793U

CN211640793U - Black pull ring unlocking device forming die

Info

Publication number: CN211640793U
Application number: CN201922399001.9U
Authority: CN
Inventors: 周璐
Original assignee: Suzhou Langyi Precision Electronic Technology Co Ltd
Current assignee: Suzhou Langyi Precision Electronic Technology Co Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-09
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a black pull ring unlocking device forming die, which comprises a fixed die and a movable die, wherein the top parts of the two ends of the fixed die are provided with guide holes, guide rods matched with the movable die are inserted in the guide holes in a sliding manner, the inner wall of each guide hole is connected with a slider in a sliding manner in a clamping manner, the bottom of each slider is fixedly provided with a slide rod, the outer wall of each slide rod is sleeved with a first spring, the two ends of each first spring are respectively fixedly connected with the bottom of the slider and the bottom surface in the guide hole, the bottom of each first spring is fixedly provided with a connecting rod in a sliding manner and extends to the outer part of each guide hole, the connecting rod is spliced with the slide rod to form an L shape, the center of the bottom of the fixed die is provided with a through hole, a cylinder is fixedly inserted in the through hole, the top of the cylinder is an open end, the bottom of the cylinder, the top end of the ejector rod is fixedly connected with an ejector disc, and the ejector disc is movably located in the cavity of the fixed die.

Description

Black pull ring unlocking device forming die

Technical Field

The utility model relates to the technical field of mold, specifically be a black pull ring unlocking ware forming die.

Background

In short, the mould is a tool for manufacturing a formed article, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the article is realized mainly by changing the physical state of the formed material, the fixed mould part also generates a packing force after the plastic part is formed, and in the mould opening process, the plastic part taking process is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a black pull ring unlocking ware forming die to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a black pull ring unlocking device forming die comprises a fixed die and a movable die, wherein guide holes are formed in the tops of two ends of the fixed die, and guide rods matched with the movable die are inserted into the guide holes in a sliding mode;

the inner wall of the guide hole is slidably clamped with a sliding block, the bottom of the sliding block is fixedly provided with a sliding rod, the outer wall of the sliding rod is sleeved with a first spring, two ends of the first spring are fixedly connected with the bottom of the sliding block and the inner bottom surface of the guide hole respectively, the bottom end of the sliding rod extends to the outside of the guide hole in a sliding mode and is fixedly provided with a connecting rod, and the connecting rod and the sliding rod are spliced to form an L shape;

the bottom center of cover half is equipped with the through hole, the through hole internal fixation is pegged graft and is had the drum, the top of drum is open end, bottom are the blind end, and the top of drum and the cover half in bottom surface parallel and level, the both sides of drum are equipped with the fluting that supplies the connecting rod to pass through, and the connecting rod is located the terminal fixed connection in the drum and in the both ends lateral wall lower part of ejector pin, the top fixedly connected with top dish of ejector pin, the top dish activity is located the cover half intracavity.

As a preferred technical scheme of the utility model, the fixed stopper that is equipped with of both ends lateral wall of slider, the inner wall and the stopper cooperation of guiding hole are equipped with the spacing groove, sliding joint has the stopper in the spacing groove.

As a preferred technical scheme of the utility model, the top end face of drum is equipped with the annular groove, the movable block has a set in the annular groove, the fixed one deck annular packing that is equipped with in bottom of set, the bottom of annular packing is supported with the activity of annular groove bottom and is closed.

As a preferred technical scheme of the utility model, the external diameter of the sealed pad of annular is the same with the external diameter of annular groove and top dish, and the sealed interior internal diameter that is greater than the annular groove of the sealed pad of annular.

As an optimal technical scheme of the utility model, the fixed end that is equipped with in bottom of ejector pin holds in the palm, hold in the palm the bottom fixedly connected with second spring at the end, the free end fixed connection of second spring is at the bottom surface in the drum.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the fixed die and the movable die are assembled, the guide rod is pressed down under the guide rod, after the fixed die and the movable die are assembled, the top plate is contracted into the cylinder, after the injection molding operation is completed, the fixed die and the movable die are separated, in the separation process, the guide rod is also pulled out from the guide hole, in the pulling process, the first spring is gradually reset, the sliding block and the top plate are driven to reset together, the top plate jacks up the injection molded workpiece upwards in the resetting process, the wrapping force between the plastic part and the inner cavity of the fixed die is overcome, and the smooth mold unloading is realized.

2. In the process of moving the ejector rod downwards, the support bottom also moves downwards, the second spring is also compressed, and the second spring resets when the mold is opened and is matched with the first spring, so that the effect of the top mold is improved.

Drawings

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

FIG. 2 is a structural schematic view of a middle rotary feeding base of the present invention;

FIG. 3 is an enlarged structural view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is an enlarged structural diagram of the structure at B in fig. 2 according to the present invention.

In the figure: 1 fixed die, 11 guide holes, 12 sliding blocks, 13 sliding rods, 14 first springs, 15 connecting rods, 16 through holes, 17 cylinders, 18 grooves, 19 ejector rods, 110 top plates, 111 annular grooves, 112 annular sealing gaskets, 113 limiting blocks, 114 limiting grooves, 115 support bottoms, 116 second springs, 2 movable dies and 21 guide rods.

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. 1-4, the present invention provides a technical solution: a black pull ring unlocking device forming die comprises a fixed die 1 and a movable die 2, wherein guide holes 11 are formed in the tops of two ends of the fixed die 1, guide rods 21 matched with the movable die 2 are inserted in the guide holes 11 in a sliding mode, a sliding block 12 is connected to the inner wall of each guide hole 11 in a sliding clamping mode, a sliding rod 13 is fixedly arranged at the bottom of the sliding block 12, a first spring 14 is sleeved on the outer wall of the sliding rod 13, two ends of the first spring 14 are fixedly connected with the bottom of the sliding block 12 and the inner bottom surface of the guide hole 11 respectively, a connecting rod 15 is fixedly arranged outside the guide hole 11 in a sliding mode, the connecting rod 15 and the sliding rod 13 are spliced to form an L shape, a through hole 16 is formed in the center of the bottom of the fixed die 1, a cylinder 17 is inserted in the through hole 16, the top of the cylinder 17 is an open end, the bottom of the cylinder is a closed end, the top of, and one end of the connecting rod 15 positioned in the cylinder 17 is fixedly connected with the lower parts of the side walls of the two ends of the ejector rod 19, the top end of the ejector rod 19 is fixedly connected with an ejector disc 110, the ejector disc 110 is movably positioned in the cavity of the fixed die 1, when the fixed die 1 and the movable die 2 are assembled in daily use, the guide rod 21 on the movable die 2 is inserted into the guide hole 11 on the fixed die 1, the bottom of the guide rod 21 is contacted with the slide block 12 in the inserting process to compress the first spring 14, so as to drive the slide rod 13 and the connecting rod 15 to move downwards together, the connecting rod 15 drives the ejector rod 19 and the ejector disc 110 to synchronously move through the fixed connection with the ejector rod 19, after the fixed die 1 and the movable die 2 are assembled, the ejector disc 110 is contracted into the cylinder 17, after the injection molding operation is completed, the fixed die 1 and the movable die 2 are separated, and in the separating process, the guide, in the process of drawing out, the first spring 14 gradually resets, and then drives the slider 12 and the top disc 110 to also reset together, and the top disc 110 upwards jacks up the workpiece after injection molding in the resetting process, overcomes the wrapping force between the plastic part and the inner cavity of the fixed die 1, and realizes smooth demolding.

The fixed stopper 113 that is equipped with of both ends lateral wall of slider 12, the inner wall of guiding hole 11 is equipped with spacing groove 114 with the 113 cooperation of stopper, and sliding joint has stopper 113 in spacing groove 114, realizes spacing direction to slider 12.

The top terminal surface of drum 17 is equipped with annular groove 111, the activity block has top dish 110 in the annular groove 111, the fixed one deck annular packing 112 that is equipped with in bottom of top dish 110, annular packing 112's bottom and the activity of annular groove 111 bottom are supported and are closed, annular packing 112's external diameter is the same with annular groove 111 and top dish 110's external diameter, and annular packing 112's the internal diameter that is greater than annular groove 111, utilize annular groove 111 to realize accomodating of top dish 110, and realize sealed effect through annular packing 112.

The bottom of the ejector rod 19 is fixedly provided with a support bottom 115, the bottom of the support bottom 115 is fixedly connected with a second spring 116, the free end of the second spring 116 is fixedly connected to the inner bottom surface of the cylinder 17, in the process that the ejector rod 19 moves downwards, the support bottom 115 also moves downwards, the second spring 116 is also compressed, and the second spring 116 resets when the mold is opened and is matched with the first spring 14, so that the effect of the top mold is improved.

The working principle is as follows: the utility model discloses when daily use, when cover half 1 and movable mould 2 compound die, guide bar 21 on the movable mould 2 inserts in the guiding hole 11 on the cover half 1, in the male in-process, the bottom and the slider 12 contact of guide bar 21, compress first spring 14, and then drive slide bar 13 and connecting rod 15 also together downstream, and connecting rod 15 is through the fixed connection with ejector pin 19, drive ejector pin 19 and top plate 110 and also realize synchronous motion, after cover half 1 and movable mould 2 finish the compound die, top plate 110 contracts to the drum 17 in, after the operation of moulding plastics is accomplished, cover half 1 and movable mould 2 separate, in the process of separating, guide bar 21 also takes out from guiding hole 11, in the in-process of taking out, first spring 14 resets gradually, and then drive slider 12 and top plate 110 also reset together, top plate 110 is in the in-process of resetting, the work piece that the completion of moulding plastics will be moulded plastics upwards jack up, the device has the advantages that the wrapping force between the plastic part and the inner cavity of the fixed die 1 is overcome, smooth demolding is realized, the device is strong in linkage, simple in structure and low in cost, the plastic part can be ejected out while the die is opened, and the working efficiency is greatly improved; in the process that the ejector rod 19 moves downwards, the supporting bottom 115 also moves downwards, the second spring 116 is also compressed, and the second spring 116 resets when the mold is opened and is matched with the first spring 14, so that the mold jacking effect is improved.

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 black pull ring unlocking ware forming die, includes cover half (1) and movable mould (2), its characterized in that: the top parts of the two ends of the fixed die (1) are provided with guide holes (11), and guide rods (21) which are matched with the movable die (2) are inserted in the guide holes (11) in a sliding manner;

the inner wall of the guide hole (11) is slidably clamped with a sliding block (12), the bottom of the sliding block (12) is fixedly provided with a sliding rod (13), the outer wall of the sliding rod (13) is sleeved with a first spring (14), two ends of the first spring (14) are fixedly connected with the bottom of the sliding block (12) and the inner bottom surface of the guide hole (11) respectively, the bottom end of the sliding rod (13) extends to the outside of the guide hole (11) in a sliding mode and is fixedly provided with a connecting rod (15), and the connecting rod (15) and the sliding rod (13) are spliced to form an L shape;

the bottom center of cover half (1) is equipped with through hole (16), through hole (16) internal fixation is pegged graft and is had drum (17), the top of drum (17) is open end, bottom and is the blind end, and the top of drum (17) and cover half (1) inner basal plane parallel and level, the both sides of drum (17) are equipped with fluting (18) that supply connecting rod (15) to pass through, and connecting rod (15) are located the both ends lateral wall lower part of the terminal fixed connection of one end in drum (17) ejector pin (19), the top fixedly connected with top dish (110) of ejector pin (19), top dish (110) activity is located cover half (1) inner chamber.

2. The black tab delatch forming die of claim 1, wherein: the both ends lateral wall of slider (12) is fixed and is equipped with stopper (113), the inner wall of guiding hole (11) is equipped with spacing groove (114) with stopper (113) cooperation, sliding joint has stopper (113) in spacing groove (114).

3. The black tab delatch forming die of claim 1, wherein: the top end face of drum (17) is equipped with annular groove (111), activity block has top dish (110) in annular groove (111), the fixed one deck annular sealing pad (112) that is equipped with in bottom of top dish (110), the bottom and the activity of annular groove (111) bottom of annular sealing pad (112) are supported and are closed.

4. The black tab delatch forming die of claim 1, wherein: the outer diameter of the annular sealing gasket (112) is the same as the outer diameters of the annular groove (111) and the top disc (110), and the inner diameter of the annular sealing gasket (112) is larger than the inner diameter of the annular groove (111).

5. The black tab delatch forming die of claim 1, wherein: the bottom of the ejector rod (19) is fixedly provided with a support bottom (115), the bottom of the support bottom (115) is fixedly connected with a second spring (116), and the free end of the second spring (116) is fixedly connected to the inner bottom surface of the cylinder (17).