CN217237632U

CN217237632U - Melt index apparatus dismouting bush mechanism

Info

Publication number: CN217237632U
Application number: CN202123039354.1U
Authority: CN
Inventors: 郑鹏
Original assignee: Changchun Ruili Kemi Automotive Electronics Co ltd
Current assignee: Changchun Ruili Kemi Automotive Electronics Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-08-19
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a melt index apparatus dismouting bush mechanism, including the apparatus main part, be provided with in the apparatus main part and annotate the liquid hole, the change dish that the apparatus main part is connected through the pivot, evenly seted up a plurality of changes mouth on the change dish, change the intraoral mouth and be provided with a mouthful mould pipe, bush pipe tip is provided with and annotates the butt joint spare that the liquid hole goes on being connected, change and seted up the conversion chamber on mouthful both sides lateral wall, conversion intracavity wall rotates through the connecting axle and is connected with drive gear, drive gear one side is provided with and supports the piece, the opposite side is provided with the trigger piece. The utility model discloses the dish is transferred in the utilization setting to set up the change mouth of placing the bush on transferring the dish, utilize the pressurized effect of rotating the in-process conflict ball, realize upwards lifting up the bush under the combined action of trigger piece, drive gear and contact piece, realize and annotate the sealed butt joint in liquid hole, realize fast loading and unloading's effect, be convenient for change and clear up the bush, improve the detection efficiency of apparatus.

Description

Melt index apparatus dismouting bush mechanism

Technical Field

The utility model relates to an bush dismouting technical field especially relates to a melt index apparatus dismouting bush mechanism.

Background

The melt index of plastics is calculated by the mass of the molten plastics flowing through the inner hole of the discharge hole, and a melt index instrument is a measuring instrument widely applied to the production and application fields of high polymer materials. The neck ring mold and the core rod are assembled in a matching way to form a runner cavity of molten material, and when the molten material passes through the runner cavity, the molten material is subjected to pressure due to the gradual reduction of the volume of the cavity, and a tube blank is formed when the molten material is extruded in the straight section cavities of the neck ring mold and the core rod.

When dealing with different measurement types, need change different bush, threaded connection is mostly adopted in being connected between present bush and the measuring apparatu, and when dismantling and inconvenient to be unfavorable for the dismouting to clear up, provide a melt index apparatus dismouting bush mechanism for this moment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a melt index determinator dismouting bush mechanism.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a melt index apparatus dismouting bush mechanism, includes the apparatus main part, be provided with in the apparatus main part and annotate the liquid hole, the change dish that the apparatus main part is connected through the pivot, evenly seted up a plurality of changes mouths on the change dish, be provided with the oral siphon in the change mouth, the bush pipe tip is provided with and annotates the butt joint spare that the liquid hole goes on being connected, change and seted up the conversion chamber on mouthful both sides lateral wall, conversion intracavity wall rotates through the connecting axle and is connected with drive gear, drive gear one side is provided with and supports the contact spare, and the opposite side is provided with the trigger piece, apparatus main part bottom is provided with and supplies the trigger piece to carry out the annular notch that removes.

Preferably, the butt joint piece is including seting up the bell mouth in annotating liquid hole bottom, it is provided with the fretwork dish to annotate liquid downthehole wall, the fretwork dish is connected with the ball sealer through the slip post, the ball sealer is connected with the fretwork dish through the conflict spring of cover on the slip post.

Preferably, a conical butt joint piece is arranged at the top of the die tube, and the inner wall of the conical butt joint piece is connected with a push column through a plurality of inclined rods.

Preferably, the collision member includes a rack post engaged with the transmission gear, the top of the conversion cavity is provided with a limiting opening, an end of the rack post penetrates into the limiting opening and is fixedly connected with a limiting ring, the limiting ring is connected with the limiting opening through a collision spring sleeved on the rack post, and the bottom of the tapered butt member is fixedly connected with a lifting post penetrating into the limiting opening.

Preferably, trigger the piece including contradicting the ball, conflict ball bottom is connected with the post that triggers through universal ball, trigger the post tip and run through to converting the intracavity to be connected through guide piece and conversion intracavity wall, trigger the post lateral wall and be provided with the tooth's socket of being connected with the drive gear meshing.

Preferably, the guide piece is fixedly connected with a guide post on the inner wall of the conversion cavity, a guide opening matched with the guide post is formed in the bottom of the trigger post, and the guide opening is connected with the guide post through a power storage spring.

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

this device utilizes to set up the switching dish to set up the change mouth of placing the bush on the switching dish, utilize the pressurized effect of rotating the in-process conflict ball, realize upwards lifting the bush under the combined action of trigger piece, drive gear and conflict piece, realize and annotate the sealed butt joint in liquid hole, realize fast loading and unloading's effect, be convenient for change and clear up the bush, improve the detection efficiency of apparatus.

Drawings

Fig. 1 is a schematic structural view of a die assembly and disassembly mechanism of a melt index meter according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is the utility model provides a structural schematic diagram of loop notch in melt index apparatus dismouting bush mechanism.

In the figure: the device comprises a main body of the tester 1, a liquid injection hole 2, a changing disc 3, a changing port 4, a die tube 5, a transmission gear 6, an annular notch 7, a sealing ball 8, a conical butt joint piece 9, a push column 10, a rack column 11, a limiting ring 12, a lifting column 13, a collision ball 14, a trigger column 15 and a guide column 16.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, a melt index determinator mouth mold disassembly and assembly mechanism comprises a determinator main body 1, wherein a liquid injection hole 2 is arranged on the determinator main body 1, an exchange disc 3 connected with the determinator main body 1 through a rotating shaft is uniformly provided with a plurality of exchange ports 4, mouth mold pipes 5 are arranged in the exchange ports 4, the end parts of the mouth mold pipes 5 are provided with butt-joint pieces connected with the liquid injection hole 2, each butt-joint piece comprises a conical port arranged at the bottom of the liquid injection hole 2, the inner wall of the liquid injection hole 2 is provided with a hollow disc, the hollow discs are connected with sealing balls 8 through sliding columns, the arrangement of the sealing balls 8 can realize that the liquid injection hole 2 can be sealed when the mouth mold pipes 5 are not in butt joint with the liquid injection hole 2, the sealing balls 8 are connected with the hollow discs through abutting springs sleeved on the sliding columns, the top parts of the mouth mold pipes 5 are provided with conical butt-joint pieces 9, the inner walls of the conical butt-joint pieces 9 are connected with a push column 10 through a plurality of inclined rods, the push column 10 is arranged to realize the conflict of the sealing ball 8, so that the sealing ball 8 opens the communication between the conical opening and the liquid injection hole 2.

The side walls of two sides of the exchange port 4 are provided with conversion cavities, the inner walls of the conversion cavities are rotatably connected with a transmission gear 6 through a connecting shaft, one side of the transmission gear 6 is provided with a contact piece, the other side of the transmission gear 6 is provided with a trigger piece, furthermore, the contact piece comprises a rack post 11 meshed and connected with the transmission gear 6, the top of the conversion cavity is provided with a limiting port, the end part of the rack post 11 penetrates into the limiting port and is fixedly connected with a limiting ring 12, the limiting ring 12 is connected with the limiting port through a contact spring sleeved on the rack post 11, and the bottom of the conical butt joint piece 9 is fixedly connected with a lifting post 13 penetrating into the limiting port; further, trigger the piece including conflict ball 14, conflict ball 14 bottom is connected with trigger post 15 through universal ball, utilize universal ball to realize rotating the connection, make conflict ball 14 just break away from annular notch 7 when locating, there is the time delay effect, only when the whole immigration of die pipe 5 is to post liquid hole 2 departments, just can have decurrent pressure, trigger the 15 tip of post and run through to converting the intracavity, and be connected through guide and converting intracavity wall, trigger the 15 lateral walls of post and be provided with the tooth's socket of being connected with the meshing of drive gear 6.

Furthermore, the guide piece is fixedly connected with a guide post 16 on the inner wall of the conversion cavity, the bottom of the trigger post 15 is provided with a guide opening matched with the guide post 16, and the guide opening is connected with the guide post 16 through a power storage spring.

The annular notch 7 that supplies the trigger piece to remove is provided with to determinator main part 1 bottom, and wherein the conflict ball 14 in the trigger piece when removing in annular notch 7 can not receive the conflict of determinator main part 1 bottom, only when being in annotate liquid hole 2 both sides, just can receive the conflict of determinator main part 1, realizes lifting on the mouth mould pipe 5 that will be in changing mouth 4, realizes the effect of automatic butt joint.

Specifically, when the die tube 5 is required to be installed at the time of measurement, the die tube 5 to be used is placed in the exchange port 4, and the lifting column 13 provided on the tapered abutting piece 9 is brought into contact with the limiting ring 12;

rotate and transfer dish 3, make mouth mould pipe 5 remove to annotate liquid hole 2 department, at this moment, when mouth mould pipe 5 just removed when annotating liquid hole 2 department, conflict ball 14 just breaks away from with annular notch 7, conflict ball 14 can be crowded by survey appearance main part 1 bottom and touch, thereby the downstream, the post 15 that triggers that conflict ball 14 is connected can drive gear 6 and rotate, the rack post 11 of being connected with gear 6 meshing can be realized shifting up by the transmission, make it shift up through the lifting post 13 of limiting ring 12 contact with it, the realization is docked toper butt joint piece 9 with annotate liquid hole 2, the realization is installed the bush with survey appearance main part 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A mouth mold assembling and disassembling mechanism of a melt index tester comprises a tester main body (1), it is characterized in that the main body (1) of the measuring instrument is provided with a liquid injection hole (2), the analyzer main body (1) is provided with a plurality of exchanging ports (4) uniformly arranged on an exchanging disc (3) which is connected with the analyzer main body (3) through a rotating shaft, a mouth mould pipe (5) is arranged in the exchange port (4), a butt joint piece connected with the liquid injection hole (2) is arranged at the end part of the mouth mould pipe (5), the side walls of the two sides of the exchanging port (4) are provided with converting cavities, the inner walls of the converting cavities are rotationally connected with transmission gears (6) through connecting shafts, one side of the transmission gear (6) is provided with a contact piece, the other side is provided with a trigger piece, the bottom of the determinator main body (1) is provided with an annular notch (7) for the trigger piece to move.

2. The melt index determinator disassembly and assembly die mechanism as claimed in claim 1, wherein the butt joint piece comprises a tapered opening formed at the bottom of the liquid injection hole (2), a hollow disc is arranged on the inner wall of the liquid injection hole (2), the hollow disc is connected with a sealing ball (8) through a sliding column, and the sealing ball (8) is connected with the hollow disc through an interference spring sleeved on the sliding column.

3. The melt index meter dismounting die mechanism according to claim 1, wherein a conical butt-joint piece (9) is arranged at the top of the die tube (5), and the inner wall of the conical butt-joint piece (9) is connected with a push column (10) through a plurality of inclined rods.

4. The melt index meter assembling and disassembling die mechanism according to claim 3, characterized in that the abutting piece comprises a rack column (11) engaged with the transmission gear (6), the top of the conversion cavity is provided with a limiting opening, the end of the rack column (11) penetrates into the limiting opening, and is fixedly connected with a limiting ring (12), the limiting ring (12) is connected with the limiting opening through an abutting spring sleeved on the rack column (11), and the bottom of the conical abutting piece (9) is fixedly connected with a lifting column (13) penetrating into the limiting opening.

5. The melt index determinator disassembly and assembly die mechanism as claimed in claim 1, wherein the trigger comprises an interference ball (14), the bottom of the interference ball (14) is connected with a trigger post (15) through a universal ball, the end of the trigger post (15) penetrates into the conversion cavity and is connected with the inner wall of the conversion cavity through a guide piece, and the side wall of the trigger post (15) is provided with a tooth socket engaged with the transmission gear (6).

6. The melt index meter die assembly and disassembly mechanism according to claim 5, wherein the guide member is fixedly connected to a guide post (16) on the inner wall of the conversion chamber, the bottom of the trigger post (15) is provided with a guide opening matched with the guide post (16), and the guide opening is connected with the guide post (16) through a power storage spring.