CN214026877U

CN214026877U - Injection molding die head for pipe injection molding

Info

Publication number: CN214026877U
Application number: CN202022180065.2U
Authority: CN
Inventors: 张添; 范惠萍
Original assignee: Wuhan Tongyang Pipe Industry Co ltd
Current assignee: Wuhan Tongyang Pipe Industry Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-08-24
Anticipated expiration: 2030-09-28

Abstract

The utility model belongs to the technical field of tubular product, a injection mold head for tubular product is moulded plastics is disclosed. This a die head of moulding plastics for tubular product is moulded plastics, which comprises an outer shell, the fixed intercommunication in top of shell has the inlet pipe, the fixed intercommunication in bottom of shell has discharging pipe one, fixed mounting has the outside of the cotton board of heat preservation on the inner wall of shell, and the inboard fixedly connected with reposition of redundant personnel mechanism of the cotton board of heat preservation. This a die head of moulding plastics for tubular product is moulded plastics, it flows downwards after getting into the reposition of redundant personnel intraductal to pass through the inlet pipe as the melt, constantly change the trend through the semicircle lug, thereby it gets into through the connecting pipe and crosses the screen pipe to increase behind the flowing route of melt, through protruding insection on the insection pipe on the sieve plate, can be continuous cut apart the melt that flows down, thereby get into funnel one behind the elimination part reposition of redundant personnel line, get into the S-shaped pipe through screen cloth one, through constantly increasing flowing route and trend, and through cutting apart the reposition of redundant personnel vestige that sieves the means and further give off the melt.

Description

Injection molding die head for pipe injection molding

Technical Field

The utility model relates to a technical field of tubular product specifically is a die head of moulding plastics for tubular product is moulded plastics.

Background

In the process of pipe injection molding, the die head plays a key role in product quality, the function of the die head is to enable extruded melt to uniformly pass through the cross section of the die head, the pipe die head is adapted to the requirements of extruded products, and the die head has a decisive role in the working efficiency and the economical efficiency of the whole production line.

However, most of the existing die heads adopt straight-through die heads, although the internal structure is simple, the cost is low, the feeding is central feeding, the materials can be uniformly distributed and flowed, the internal flow distribution of the die heads is too much, the internal sieving equipment is few, and the phenomenon that the lines caused by the internal flow distribution of the melt cannot be eliminated well can not be eliminated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold head for tubular product is moulded plastics, this injection mold head for tubular product is moulded plastics can eliminate the reposition of redundant personnel vestige in the melt well.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an injection mold head for tubular product is moulded plastics, includes the shell, its characterized in that: the fixed intercommunication in top of shell has the inlet pipe, the bottom mounting intercommunication of shell has discharging pipe one, fixed mounting has the outside of the cotton board of heat preservation on the inner wall of shell, and the inboard fixedly connected with reposition of redundant personnel mechanism of the cotton board of heat preservation.

Preferably, reposition of redundant personnel mechanism includes the shunt tubes, the top and the inlet pipe bottom fixed connection of shunt tubes, the inboard and shunt tubes outer wall fixed connection of the cotton board of heat preservation, be provided with semicircle lug in the shunt tubes, semicircle lug is the non-stick material, and the non-stick material is ground glass.

Preferably, shunt tubes bottom mounting intercommunication has the top of connecting pipe, and the bottom fixedly connected with of connecting pipe crosses the top of screen pipe, cross the one end of fixedly connected with mount on the inner wall of screen pipe, and one side of the other end fixedly connected with baffle of mount, and the opposite side middle part fixedly connected with of baffle crosses the sieve, the last fixed surface intercommunication of crossing the sieve has the one end of insection pipe, and the other end of insection pipe upwards extends to the bottom of connecting pipe, the quantity of insection pipe is eleven, and the insection pipe of the left and right sides all with baffle fixed connection.

Preferably, both ends fixedly connected with funnel one about the baffle, the top of the one end fixedly connected with pipe of funnel one, and the one end of the bottom fixedly connected with S-shaped pipe of pipe, fixed mounting has screen cloth one in the pipe, the sieve mesh size of screen cloth one is 9 millimeters.

Preferably, the other end fixedly connected with of S-shaped pipe crosses the sieve case, sieve the case outside and keep warm cotton inboard wall fixed connection, cross the upper end fixed connection basket of sieve incasement, cross the lower extreme fixedly connected with funnel two of sieve incasement, the bottom of funnel two is linked firmly discharging pipe two, the left and right sides of discharging pipe two is for bending the design, and the radian of bending is sixty to seventy degrees, the middle part of discharging pipe two is the straight tube design.

Preferably, a funnel III is fixedly installed in the discharge pipe I, and a screen II is fixedly installed in the funnel III.

Preferably, the cavity has all been seted up at both ends about the inlet pipe, two equal fixed mounting has the one end of telescopic link in the cavity, and the other end of telescopic link all sets up corresponding through-hole on the inlet pipe and outwards extend and fixedly connected with grip block, two all the fixed cover has been cup jointed the spring on the telescopic link, two the one end of spring all corresponds side fixed connection with the grip block, and the other end of spring all with inlet pipe inner wall fixed connection, two the equal fixedly connected with rubber slab in the corresponding side of grip block.

By adopting the technical scheme, the beneficial effects of the utility model are that:

1. this a die head of moulding plastics for tubular product is moulded plastics, it flows downwards after getting into the reposition of redundant personnel intraductal to pass through the inlet pipe as the melt, constantly change the trend through the semicircle lug, thereby it gets into through the connecting pipe and crosses the screen pipe to increase behind the flowing route of melt, through protruding insection on the insection pipe on the sieve plate, can be continuous cut apart the melt that flows down, thereby get into funnel one behind the elimination part reposition of redundant personnel line, get into the S-shaped pipe through screen cloth one, through constantly increasing flowing route and trend, and through cutting apart the reposition of redundant personnel vestige that sieves the means and further give off the melt.

2. This a die head of moulding plastics for tubular product is moulded plastics, after the melt got into the incasement basket that sieves through the S-shaped pipe, drop to discharging pipe two in through funnel two, get into screen cloth two after changing the trend of melt again and eliminate the reposition of redundant personnel vestige flow again, the effectual reposition of redundant personnel vestige that has reduced in the melt.

3. This a die head of moulding plastics for tubular product is moulded plastics adds the telescopic link on the inlet pipe to increase elasticity through the spring, add the rubber slab on the grip block, after the pan feeding pipe stretches into the inlet pipe, can use the grip block on the rubber slab carry out the centre gripping, thereby effectual fixed pan feeding pipe, unable fixed pan feeding pipe when avoiding the pan feeding has saved the manual work.

Drawings

FIG. 1 is a schematic view of a half-section structure of the present invention;

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

fig. 3 is a schematic view of the overall structure of the present invention.

In the figure: the device comprises a shell 1, a feeding pipe 2, a discharging pipe 3I, a heat-preservation cotton plate 4, a flow dividing mechanism 5, a flow dividing pipe 51, a semicircular convex block 52, a connecting pipe 53, a sieve pipe 54, a 55 fixing frame, a 56 baffle plate, a sieve plate 57, a corrugated pipe 58, a funnel 59I, a circular pipe 60, an S-shaped pipe 61, a sieve screen I, a sieve screen box 6, a sieve basket 7, a funnel 8, a discharging pipe 9 II, a funnel 10 III, a sieve screen 11 II, a cavity 12, a telescopic rod 13, a clamping plate 14, a spring 15 and a rubber plate 16.

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, the present invention provides a technical solution: an injection molding die head for pipe injection molding comprises a shell 1, a feeding pipe 2 is fixedly communicated with the top end of the shell 1, a discharging pipe 3 is fixedly communicated with the bottom end of the shell 1, the outer side of a heat insulation cotton plate 4 is fixedly installed on the inner wall of the shell 1, a shunt mechanism 5 is fixedly connected with the inner side of the heat insulation cotton plate 4, the shunt mechanism 5 comprises a shunt pipe 51, the top end of the shunt pipe 51 is fixedly connected with the bottom end of the feeding pipe 2, the inner side of the heat insulation cotton plate 4 is fixedly connected with the outer wall of the shunt pipe 51, a semicircular lug 52 is arranged in the shunt pipe 51, the semicircular lug 52 is made of non-stick materials, the non-stick materials are ground glass, the bottom end of the shunt pipe 51 is fixedly communicated with the top end of a connecting pipe 53, the bottom end of the connecting pipe 53 is fixedly connected with the top end of a sieve pipe 54, one end of a fixing frame 55 is fixedly connected to the inner wall of the sieve pipe 54, and one side of a baffle 56 is fixedly connected to the other end of the fixing frame 55, and the middle part of the other side of the baffle plate 56 is fixedly connected with a sieving plate 57, the upper surface of the sieving plate 57 is fixedly communicated with one end of a corrugated pipe 58, the other end of the corrugated pipe 58 extends upwards to the bottom end of the connecting pipe 53, the number of the corrugated pipes 58 is eleven, the corrugated pipes 58 on the left side and the right side are fixedly connected with the baffle plate 56, the left end and the right end of the baffle plate 56 are fixedly connected with a first funnel 59, one end of the first funnel 59 is fixedly connected with the top end of a round pipe 60, the bottom end of the round pipe 60 is fixedly connected with one end of an S-shaped pipe 61, a first screen 62 is fixedly installed in the round pipe 60, the size of a screen hole of the first screen 62 is 9 mm, the other end of the S-shaped pipe 61 is fixedly connected with a sieving box 6, the outer side of the sieving box 6 is fixedly connected with the inner wall of the heat-preserving cotton plate 4, the upper end in the sieving box 6 is fixedly connected with a sieving basket 7, the lower end in the sieving box 6 is fixedly connected with a second funnel 8, the bottom end of the second funnel 8 is fixedly connected with a second sieving box 9, the left and right sides of two 9 discharging pipes is the design of bending, and the radian of bending is sixty to seventy degrees, the middle part of two 9 discharging pipes is the straight tube design, fixed mounting has three 10 of funnel in discharging pipe 3, fixed mounting has two 11 of screen cloth in three 10 of funnel, cavity 12 has all been seted up at both ends about inlet pipe 2, equal fixed mounting has the one end of telescopic link 13 in two cavity 12, and telescopic link 13's the other end all sets up corresponding through-hole and outwards extends and fixedly connected with grip block 14 on through inlet pipe 2, spring 15 has all been cup jointed to equal fixing on two telescopic links 13, the one end of two springs 15 all corresponds side fixed connection with grip block 14, and spring 15's the other end all with 2 inner wall fixed connection of inlet pipe, the equal fixedly connected with rubber slab 16 in the corresponding side of two grip blocks 14. When the injection molding die head for pipe injection molding works, when a melt enters a shunt pipe 51 through a feed pipe 2 and then flows downwards, the trend is changed continuously through a semicircular lug 52, so that the flow path of the melt is increased and then enters a sieve pipe 54 through a connecting pipe 53, the flowing melt can be continuously divided through protruding insections on an insection pipe 58 on a sieve plate 57, so that part of the flow dividing line is eliminated and then enters a funnel I59, the flow path and the trend are increased continuously through a sieve net I62 and an S-shaped pipe 61, the flow dividing trace of the melt is further given out through a dividing and sieving means, when the melt enters a sieve basket 7 in a sieve box 6 through the S-shaped pipe 61, the melt falls into a discharge pipe II 9 through a funnel II 8, the flow direction of the melt is changed again and then enters a sieve net II 11 to eliminate the flow dividing trace again and flow out, the flow dividing trace in the melt is effectively reduced, add telescopic link 13 on inlet pipe 2 to increase elasticity through spring 15, add rubber slab 16 on grip block 14, after the pan feeding pipe stretched into inlet pipe 2, can use grip block 14 to go up rubber slab 16 and carry out the centre gripping, thereby effectual fixed pan feeding pipe, unable fixed pan feeding pipe when avoiding the pan feeding, saved the manual work.

The working principle is as follows: the rubber plate 16 on the clamping plate 14 is matched with the spring 15 to clamp a feeding plate, which is not shown in the figure, when a melt enters the shunt pipe 51 through the feeding pipe 2 and then flows downwards, the trend is changed continuously through the semicircular lug 52, so that the flow path of the melt is increased, the melt enters the sieve pipe 54 through the connecting pipe 53, the flowing melt can be continuously divided through protruding insections on the insection pipe 58 on the sieve plate 57, the flowing melt enters the funnel I59, enters the S-shaped pipe 61 through the sieve mesh I62, enters the sieve basket 7 in the sieve box 6, falls into the discharge pipe II 9 through the funnel II 8, the trend of the melt is changed again, and the melt enters the sieve mesh II 11 to eliminate shunt marks again and flows out.

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. An injection mould head for injection moulding of pipes, comprising a housing (1), characterized in that: the fixed intercommunication in top of shell (1) has inlet pipe (2), the bottom mounting intercommunication of shell (1) has discharging pipe (3), fixed mounting has the outside of cotton board (4) of heat preservation on the inner wall of shell (1), and the inboard fixedly connected with reposition of redundant personnel mechanism (5) of cotton board (4) of heat preservation.

2. An injection molding die for injection molding of pipes according to claim 1, characterized in that: shunt mechanism (5) include shunt tubes (51), the top and inlet pipe (2) bottom fixed connection of shunt tubes (51), the inboard and shunt tubes (51) outer wall fixed connection of heat preservation cotton board (4), be provided with semicircle lug (52) in shunt tubes (51), semicircle lug (52) are the non-stick material, and the non-stick material is frosted glass.

3. An injection molding die for injection molding of pipes according to claim 2, characterized in that: shunt tubes (51) bottom mounting intercommunication has the top of connecting pipe (53), and the bottom fixedly connected with of connecting pipe (53) crosses the top of screen pipe (54), cross the one end of fixedly connected with mount (55) on the inner wall of screen pipe (54), and the one side of the other end fixedly connected with baffle (56) of mount (55), and the opposite side middle part fixedly connected with of baffle (56) crosses sieve board (57), the last fixed surface who crosses sieve board (57) communicates the one end that has striated pipe (58), and the other end of striated pipe (58) upwards extends to the bottom of connecting pipe (53), the quantity of striated pipe (58) is eleven, and the striated pipe (58) of the left and right sides all with baffle (56) fixed connection.

4. An injection die head for injection molding of pipes according to claim 3, characterized in that: both ends fixedly connected with funnel (59) about baffle (56), the top of the one end fixedly connected with pipe (60) of funnel (59), and the one end of the bottom fixedly connected with S-shaped pipe (61) of pipe (60), fixed mounting has screen cloth (62) in pipe (60), the sieve mesh size of screen cloth (62) is 9 millimeters.

5. An injection die head for injection molding of pipes according to claim 4, characterized in that: sieve case (6) is crossed to the other end fixedly connected with of S-shaped pipe (61), sieve case (6) outside and heat preservation cotton board (4) inner wall fixed connection, upper end fixed connection basket (7) in sieve case (6) are crossed, lower extreme fixedly connected with funnel two (8) in sieve case (6) are crossed, the bottom of funnel two (8) has linked firmly discharging pipe two (9), the left and right sides of discharging pipe two (9) is for bending the design, and bends the radian and be sixty to seventy degrees, the middle part of discharging pipe two (9) is the straight tube design.

6. An injection molding die for injection molding of pipes according to claim 1, characterized in that: a funnel III (10) is fixedly installed in the discharge pipe I (3), and a screen mesh II (11) is fixedly installed in the funnel III (10).

7. An injection molding die for injection molding of pipes according to claim 1, characterized in that: cavity (12), two have all been seted up at both ends about inlet pipe (2) equal fixed mounting has the one end of telescopic link (13) in cavity (12), and sets up corresponding through-hole outside extension and fixedly connected with grip block (14), two on the other end of telescopic link (13) all through inlet pipe (2) equal fixed spring (15), two of having cup jointed on telescopic link (13) the one end of spring (15) all corresponds side fixed connection with grip block (14), and the other end of spring (15) all with inlet pipe (2) inner wall fixed connection, two the equal fixedly connected with rubber slab (16) in the corresponding side of grip block (14).