CN217670847U - Automatic structure that takes off of injection molding pipe fitting three-plate mold mould runner pole - Google Patents

Abstract

The utility model provides an automatic structure that takes off of injection molding pipe fitting three-plate die mould runner pole, including movable mould and the supporting cover half in the movable mould upper end, the laminating of cover half upper end sets up the fixed plate, the runner hole intercommunication of seting up on seting up into runner and advance runner and the cover half is seted up to the fixed plate upper end is arranged, fixed plate lower extreme movable mounting U type draws material baffle and U type to draw material baffle department in the U type recess that the cover half upper end was seted up, the U type draws in material baffle upper end rear side to set up transverse arrangement's diaphragm and diaphragm be in the standing groove that the fixed plate lower extreme was seted up, the diaphragm runs through into the runner, runner pole and runner pole that diaphragm lower extreme intermediate position fixed connection vertical layout run through U type and draw the material baffle and extend into in the runner, and this design makes U type draw material baffle and fixed plate separation to make diaphragm and gate separation, can draw the runner portion of moulding plastics to break, and when U type draws the material baffle to separate with the cover half, reach the purpose that the runner pole breaks away from automatically, improve work efficiency.

Description

Automatic structure that takes off of injection molding pipe fitting three-plate mold mould runner pole

Technical Field

The utility model relates to an automatic structure that takes off of injection molding pipe fitting three-plate mold mould runner bar belongs to injection molding pipe fitting mould technical field.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. The three-plate mold is an injection mold for producing injection molding pipe fittings, the three-plate mold is a mold for moving and fixing the mold, the pulling plate is separated from the fixed plate of the fixed mold, the pulling plate separates the stub bar from the product, and then the moving and fixing mold is separated to eject the product.

In the prior art, the runner rod of the injection molding pipe fitting three-plate die is often stuck on a material pulling plate or hung on a guide pillar, and a clamp or a manual tool is often needed to be taken, so that the production efficiency is influenced, and therefore, the automatic release structure of the runner rod of the injection molding pipe fitting three-plate die is needed to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an automatic structure of taking off of injection molding pipe fitting three-plate mold runner pole to solve the problem that proposes in the above-mentioned background art, the utility model discloses reach the automatic purpose that breaks away from of runner pole, improve work efficiency.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an automatic structure that takes off of injection molding pipe fitting three-plate die mould runner pole, includes the movable mould and forms a complete set in the movable mould upper end, the laminating of cover half upper end sets up the fixed plate, the watering hole intercommunication of seting up on seting up into runner and sprue and the cover half is seted up to the fixed plate upper end is arranged, fixed plate lower extreme movable mounting U type draws material baffle and U type to draw material baffle department in the U type recess of seting up in the cover half upper end, the U type draws material baffle upper end rear side to set up transversely arranged's diaphragm and be in the standing groove of seting up of fixed plate lower extreme, the diaphragm runs through the sprue, the runner pole and the runner pole of diaphragm lower extreme intermediate position fixed connection vertical arrangement run through the U type and draw the material baffle and extend into in the watering.

Furthermore, notch grooves are formed in the left end and the right end of the transverse plate, two screws are symmetrically arranged at the upper end of the transverse plate, and the screws penetrate through the transverse plate and the notch grooves and are in threaded connection with the U-shaped pulling baffle.

Further, the vertical portion of the type of falling T guide bar of the equal fixed connection vertical arrangement in four edges and corners positions of stator lower extreme, the type of falling T guide bar run through the cover half and the horizontal portion of the type of falling T guide bar extend into in the movable mould and with movable mould sliding connection, the type of falling T hole is all seted up to four edges and corners positions of cover half lower extreme, the horizontal portion of the type of falling T hole lower extreme sliding connection T guide bar and the horizontal portion of T type guide bar extend into in the type of falling T hole.

Furthermore, the right side of the upper end of the movable die is in sliding connection with a sliding block and a sliding block, the sliding block is in sliding connection with an inclined guide pillar which is obliquely arranged in a high-left and low-right manner and penetrates through the sliding block, and the inclined guide pillar is fixed at the lower end of the fixed die

Furthermore, both sides all set up first plastics drag hook around the movable mould upper end, first shrinkage pool and the first shrinkage pool in the interference set up first plastics drag hook are all seted up to both sides around the cover half lower extreme.

Further, inside bottom front side fixed connection vertical arrangement's of U type recess second plastics drag hook, the U type draws material baffle lower extreme front side to set up in second shrinkage pool and the second shrinkage pool interference and sets up second plastics drag hook.

Furthermore, the lower end of the fixed plate is symmetrically connected with two vertically arranged guide rods in a sliding mode, the guide rods extend into the bottom end of the inside of the U-shaped groove, and the two guide rods penetrate through the U-shaped material pulling baffle and are fixedly connected with the U-shaped material pulling baffle.

The utility model has the advantages that: the utility model discloses an automatic structure of taking off of injection molding pipe fitting three-plate mold mould runner pole.

1. When the mold is opened, under the action of the first plastic drag hook, the movable mold and the fixed mold are kept in a closed state, the fixed mold and the fixed plate are separated, at the moment, under the action of the second plastic drag hook, the U-shaped material pulling baffle and the U-shaped groove are kept in a closed state, the U-shaped material pulling baffle is further separated from the fixed plate, the transverse plate is separated from the feeding gate, the injection molding gate part can be subjected to stretch-breaking operation, after the U-shaped material pulling baffle and the fixed plate move to a limit distance, the U-shaped material pulling baffle is separated from the fixed mold, the runner rod is further taken out, the purpose of automatically separating the runner rod is achieved, the working efficiency is improved, when the fixed mold is separated from the fixed plate to a limit position, the transverse part of the T-shaped guide rod is attached to the top of the inverted T-shaped hole, at the moment, the movable mold and the fixed mold are opened, and the purpose of automatic three-plate opening and closing operation is achieved.

2. The screw thread part of one section screw can appear in the space that the breach groove formed, when the screw appears smooth silk, rusts the phenomenon such as and when unable dismouting, can carry out the cutting process to the screw in the breach groove, is convenient for to the dismouting of diaphragm and runner bar.

3. When the movable die and the fixed die move up and down relatively, the slide block can move left and right along the movable die at the inclined guide posts which are arranged obliquely, so that the purposes of die opening and die stripping communication are achieved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of an automatic release structure of a runner rod of a three-plate mold for injection molding of a pipe fitting of the present invention;

FIG. 2 isbase:Sub>A sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of the portion B in FIG. 1;

FIG. 4 is a perspective view of the fixed mold in the automatic mold-releasing structure of the runner rod of the three-plate mold for injection molding of pipes of the present invention;

FIG. 5 is a perspective view of a fixed plate in an automatic stripping structure of a runner rod of a three-plate mold for injection molding of pipe fittings of the present invention;

FIG. 6 is a perspective view of a U-shaped material pulling baffle plate in an automatic stripping structure of a runner rod of a three-plate mold for injection molding of pipe fittings of the present invention;

FIG. 7 is a perspective view of a transverse plate in an automatic stripping structure of a runner rod of a three-plate mold for injection molding of pipe fittings of the present invention;

fig. 8 is a perspective view of an inverted T-shaped guide rod in an automatic channel rod removing structure of a three-plate mold for injection molding pipes of the present invention;

FIG. 9 is a diagram showing a mold closing state of the automatic mold release structure of the runner rod of the three-plate mold for injection molding of pipes of the present invention;

fig. 10 is the utility model discloses an automatic die sinking state diagram that takes off structure of injection molding pipe fitting three-plate mold mould runner pole.

In the figure: 1-movable die, 2-fixed die, 3-U-shaped pulling baffle, 4-fixed plate, 5-transverse plate, 6-inverted T-shaped guide rod, 7-inverted T-shaped hole, 8-runner rod, 11-sliding block, 12-inclined guide post, 13-first plastic draw hook, 21-U-shaped groove, 22-second plastic draw hook, 31-guide rod, 41-inlet gate, 42-placing groove, 51-notch groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 10, the present invention provides a technical solution: the utility model provides an automatic structure that takes off of injection molding pipe fitting three-plate mold mould flow channel pole 8, including movable mould 1 and the cover half 2 of cooperation in movable mould 1 upper end, both sides all set up first plastics drag hook 13 around movable mould 1 upper end, first plastics drag hook 13 uses with the cooperation of first shrinkage pool, at the die sinking is initial, make movable mould 1 and fixed mould 2 keep the closure state of a certain time, first shrinkage pool and the interference in the first shrinkage pool set up first plastics drag hook 13 around 2 lower extremes of fixed mould 2, 2 upper ends laminating of fixed mould sets up fixed plate 4, through fixed plate 4, for inverted T type guide bar 6 and U type drawing material baffle 3 provide the installation carrier, the vertical portion of the equal fixed connection vertical arrangement's of four edges and corners positions of fixed plate 4 lower extreme inverted T type guide bar 6, through inverted T type guide bar 6, for movable mould 1 removes and leads, inverted T type guide bar 6 runs through fixed mould 2 and inverted T type guide bar 6's the horizontal portion of inverted T type guide bar 6 extends into in 1 and with movable mould 1 sliding connection, four lower extremes positions of fixed mould 2 lower extreme all set up inverted T type hole 7, inverted T type guide bar lower extreme sliding connection's horizontal portion 6 and T type guide bar 7 and T type guide bar's horizontal portion in can the T type guide bar 7 and the T type in the fixed mould 1 sliding connection, the T type hole 7 and the movable mould 2 can the separation with movable mould 2.

Specifically, when the mold is opened, under the action of the first plastic draw hook 13, the movable mold 1 and the fixed mold 2 are kept in a closed state, the fixed mold 2 is separated from the fixed plate 4, the T-shaped guide rod 6 is also moved, when the fixed mold 2 is separated from the fixed plate 4 to the limit position, the transverse part of the T-shaped guide rod 6 is attached to the top of the inverted T-shaped hole 7, and at the moment, the movable mold 1 and the fixed mold 2 are opened, so that the purpose of automatic opening and closing of the three plates is achieved.

The upper end of the fixed plate 4 is provided with a feeding gate 41, the feeding gate 41 is communicated with a pouring hole formed in the fixed mold 2, the feeding gate 41 is matched with the pouring hole for use, liquid is conveyed and melted in a cavity formed by the movable mold 1 and the fixed mold 2, the lower end of the fixed plate 4 is movably provided with a U-shaped pulling baffle 3, the U-shaped pulling baffle 3 is located in a U-shaped groove 21 formed in the upper end of the fixed mold 2, the U-shaped pulling baffle 3 is used for providing an installation carrier for the transverse plate 5, the U-shaped groove 21 provides an installation space for the U-shaped pulling baffle 3, the lower end of the fixed plate 4 is symmetrically and slidably connected with two vertically arranged guide rods 31 and the guide rods 31 extend into the inner bottom end of the U-shaped groove 21, through the guide rods 31, the U-shaped pulling baffle 3 and the fixed plate 4 are movably installed, the two guide rods 31 penetrate through the U-shaped pulling baffle 3 and are fixedly connected with the U-shaped pulling baffle 3, the front side of the U-shaped pulling baffle 3 is fixedly connected with a second plastic retractor 22 vertically arranged on the front side of the inner bottom end of the U-shaped groove 21, the second plastic retractor 22 is matched with a second plastic hole for use, and the U-shaped pulling baffle 3 is used for use, and the second plastic hole is arranged in the closed state of the U-shaped pulling baffle 21 at the initial time, and the second plastic hole is kept in the U-shaped pulling baffle 3.

Specifically, when the mold is opened, firstly, under the action of the first plastic draw hook 13, the movable mold 1 and the fixed mold 2 are kept in a closed state, and the fixed mold 2 and the fixed plate 4 are separated, at this time, under the action of the second plastic draw hook 22, the U-shaped material drawing baffle 3 and the U-shaped groove 21 are kept in a closed state, so that the U-shaped material drawing baffle 3 is separated from the fixed plate 4, the transverse plate 5 is separated from the sprue inlet 41, the injection molding sprue part can be subjected to stretch-breaking operation, after the U-shaped material drawing baffle 3 and the fixed plate 4 move to a limit distance, the U-shaped material drawing baffle 3 is separated from the fixed mold 2, and the runner rod 8 is taken out, so that the purpose of automatic separation of the runner rod 8 is achieved, and the working efficiency is improved.

U type draws material baffle 3 upper end rear side to set up transverse arrangement's diaphragm 5 and diaphragm 5 department in the standing groove 42 that the lower extreme was seted up of fixed plate 4, through diaphragm 5, provide the installation carrier for runner pole 8, utilize standing groove 42, provide installation space for diaphragm 5, notch groove 51 is all seted up at both ends about diaphragm 5, through notch groove 51, the one end exposure end appears in the screw portion that makes the screw, be convenient for follow-up dismantlement, diaphragm 5 upper end symmetry sets up two screws, through the screw, make diaphragm 5 and U type draw the fastening installation between the material baffle 3, the screw runs through diaphragm 5 and notch groove 51 and draws material baffle 3 threaded connection with the U type, diaphragm 5 runs through into runner 41, runner pole 8 and runner pole 8 that 5 lower extreme intermediate position fixed connection vertical arrangement of diaphragm run through the U type and draw the material baffle 3 and extend into the runner downthehole.

Specifically, install runner pole 8 on diaphragm 5 earlier, place the U type again and draw the material baffle 3 upper end with diaphragm 5, then run through diaphragm 5 and breach groove 51 with the screw, and draw material baffle 3 threaded connection with the U type, thereby make diaphragm 5 and U type draw the fastening installation between the material baffle 3, the screw portion of one section screw can appear in the space that breach groove 51 formed simultaneously, slide the silk appears when the screw, when phenomenon such as rust and unable dismouting, can cut off the screw in breach groove 51 and handle, be convenient for to diaphragm 5 and runner pole 8's dismouting.

The right side sliding connection slider 11 and slider 11 in 1 upper end of movable mould, through slider 11, realize the drawing of patterns operation, slider 11 goes up sliding connection inclined guide pillar 12 and inclined guide pillar 12 that the slope was arranged high in the left side and low in the right side and runs through slider 11, through inclined guide pillar 12, enable slider 11 motion, inclined guide pillar 12 is fixed at cover half 2 lower extreme, specifically, when movable mould 1 and cover half 2 carry out relative up-and-down motion, can make inclined guide pillar 12 and slider 11 carry out relative up-and-down motion along with movable mould 1 and cover half 2, and at inclined guide pillar 12 that the slope was arranged, can make slider 11 remove about along movable mould 1, reach the purpose of die sinking and drawing of patterns intercommunication.

The present description is described in terms of embodiments, but not every embodiment includes only a single embodiment, and such descriptions are provided for clarity only, and those skilled in the art should be able to integrate the description, and the embodiments can be combined appropriately to form other embodiments as will be understood by those skilled in the art.

Claims (7)

1. The utility model provides an automatic structure of taking off of injection molding pipe spare three-plate mold mould runner bar (8), includes movable mould (1) and supporting cover half (2) in movable mould (1) upper end, its characterized in that: the laminating sets up stator (4) in cover half (2) upper end, the watering hole intercommunication of seting up on stator (4) upper end is seted up into runner (41) and is advanced runner (41) and cover half (2) arranges, stator (4) lower extreme movable mounting U type draws in material baffle (3) and U type draws material baffle (3) to be in U type recess (21) that stator (2) upper end was seted up, the U type draws material baffle (3) upper end rear side to set up transversely arranged diaphragm (5) and diaphragm (5) to be in standing groove (42) that stator (4) lower extreme was seted up, diaphragm (5) run through into runner (41), vertical runner pole (8) and runner pole (8) of arranging of diaphragm (5) lower extreme intermediate position fixed connection run through the U type and draw material baffle (3) and extend into the watering hole.

2. The automatic demoulding structure of the runner rod (8) of the three-plate mould for the injection-moulded pipe fitting according to claim 1, is characterized in that: breach groove (51) are all seted up at both ends about diaphragm (5), diaphragm (5) upper end symmetry sets up two screws, the screw runs through diaphragm (5) and breach groove (51) and draws material baffle (3) threaded connection with the U type.

3. The automatic demoulding structure of the runner rod (8) of the three-plate mould for the injection-moulded pipe fitting according to claim 1, is characterized in that: the vertical portion of the equal fixed connection vertical arrangement's of four edges and corners positions of stator plate (4) lower extreme type guide bar (6) of falling T, the type guide bar of falling T (6) run through in cover half (2) and the horizontal portion of the type guide bar of falling T (6) extend into movable mould (1) and with movable mould (1) sliding connection, type hole of falling T (7) is all seted up to four edges and corners positions of cover half (2) lower extreme, the horizontal portion of the type guide bar of falling T (7) lower extreme sliding connection T (6) and the horizontal portion of T type guide bar (6) extend into in type hole of falling T (7).

4. The automatic demoulding structure of the runner rod (8) of the three-plate mould for the injection-moulded pipe fitting according to claim 1, is characterized in that: the upper end right side of the movable die (1) is connected with a sliding block (11) and the sliding block (11) in a sliding mode, the sliding block (11) is connected with an inclined guide post (12) which is obliquely arranged in a high-left and low-right mode in a sliding mode, the inclined guide post (12) penetrates through the sliding block (11), and the inclined guide post (12) is fixed to the lower end of the fixed die (2).

5. The automatic demoulding structure of the runner rod (8) of the three-plate mould for the injection-moulded pipe fitting according to claim 1, is characterized in that: both sides all set up first plastics drag hook (13) around movable mould (1) upper end, first shrinkage pool and first shrinkage pool in the interference set up first plastics drag hook (13) are all seted up to both sides around cover half (2) lower extreme.

6. The automatic demoulding structure of the runner rod (8) of the three-plate mould for the injection-moulded pipe fitting according to claim 1, is characterized in that: u type recess (21) inside bottom front side fixed connection vertical arrangement's second plastics drag hook (22), the U type draws material baffle (3) lower extreme front side to set up in second shrinkage pool and the second shrinkage pool interference and sets up second plastics drag hook (22).

7. The automatic demoulding structure of the runner rod (8) of the three-plate mould for the injection-moulded pipe fitting according to claim 1, is characterized in that: the lower end of the fixed plate (4) is symmetrically connected with two vertically arranged guide rods (31) in a sliding mode, the guide rods (31) extend into the bottom end of the interior of the U-shaped groove (21), and the guide rods (31) penetrate through the U-shaped material pulling baffle (3) and are fixedly connected with the U-shaped material pulling baffle (3).

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