CN207747329U - A kind of engine hydroecium delivery pipe mold - Google Patents

Abstract

The utility model is related to mould applications, disclose a kind of engine hydroecium delivery pipe mold, including dynamic model component and cover half component, the dynamic model component includes the first dynamic model, second dynamic model, the cover half component includes the first cover half, the side of second dynamic model towards the first cover half offers the first cavity and the second cavity, the side of first cover half towards the second dynamic model offers third cavity and the 4th cavity, first cavity, first core model and third cavity, which are formed, is used for molding first injection molding cavity of the first water pipe, second cavity, second core model and the 4th cavity, which are formed, is used for molding second injection molding cavity of the second water pipe.The utility model has the following advantages and effect：This programme utilize new mechanical structure, can the first water pipe of disposal molding and the second water pipe, effective improving production efficiency.

Description

A kind of engine hydroecium delivery pipe mold

Technical field

The utility model is related to a kind of injection molds, more specifically, it relates to a kind of engine hydroecium delivery pipe mold.

Background technology

Engine hydroecium is the cooling system of automobile engine.In hydroecium, mainly realize that coolant liquid is defeated by delivery pipe It send, engine is cooled down.

As shown in Figure 1 and Figure 2, it is the first water pipe 11, including the first tube body 110, the first branch pipe 111,112 and of the second branch pipe Third branch pipe 113, offers screw thread on the inner wall of the first branch pipe 111, and the middle part of the second branch pipe 112 and the first branch pipe 111 connects It is logical, third branch pipe 113 is connected to the middle part of the first tube body 110, is fixed between the first branch pipe 111 and third branch pipe 113 Support base 114 offers mounting hole in support base 114；As shown in Figure 3 and Figure 4, it is the second water pipe 12, including the second tube body 120, the second looped pipeline 122, third looped pipeline 123, the 4th looped pipeline 124, the 5th looped pipeline 125 and be connected to the second tube body 120 One looped pipeline 121 offers screw thread on the inner wall of the first looped pipeline 121.Currently, producing the first water pipe 11 and the second water pipe 12 When, often injection mold pair the first water pipe 11 or the second water pipe 12 is used to carry out single processing, production efficiency is relatively low.

Utility model content

In view of the deficienciess of the prior art, the utility model lies in that provide a kind of engine hydroecium delivery pipe mold, reach To the purpose of improving production efficiency.

To achieve the above object, the utility model provides following technical solution：A kind of engine hydroecium delivery pipe mold, Including dynamic model component and cover half component, the dynamic model component includes the first dynamic model, the second dynamic model, and the cover half component includes first Cover half offers injection hole on first dynamic model, the stream for being connected to injection hole is offered on second dynamic model The side in road, second dynamic model towards the first cover half offers the first cavity and the second cavity, the first cover half court Third cavity and the 4th cavity are offered to the side of the second dynamic model, is respectively fixed in the third cavity and the 4th cavity First core model and the second core model, first cavity, the first core model and third cavity are formed for the first water pipe molding the One injection molding cavity, second cavity, the second core model and the 4th cavity, which are formed, is used for molding second injection molding cavity of the second water pipe, institute The first cover half stated slidably connects the first oily motor, is connected on the described first oily motor for being contradicted with the first core model First screw rod, being slidably connected on first cover half to be useful for contradicting first with the middle part of the first screw rod contradicts bar, described First cover half is fixedly arranged in the middle of extension rod, is slidably connected on first cover half and is useful for being arranged the first sliding group of extension rod Part, first cover half slidably connect the second oily motor, be connected on the described second oily motor for the second core model The second screw rod contradicted, the first mandril for being useful for contradicting with the second core model that is slidably connected on first cover half, second push up Bar, third mandril and the 4th mandril.

By using above-mentioned technical proposal, injection molding liquid is injected into from injection hole in runner, is then injected into first from runner In injection molding cavity and the second injection molding cavity, after slightly being cooled down in the first injection molding cavity and the second injection molding cavity, the first oily electric motor starting drives First screw rod rotates, and forms screw thread on the inner wall of the first branch pipe, and the second oily electric motor starting drives the rotation of the second screw rod, the Screw thread is formed on the inner wall of one looped pipeline, the first mandril, the second mandril, third mandril and the 4th mandril and the second core model are contradicted, The second looped pipeline, third looped pipeline, the 4th looped pipeline and the 5th looped pipeline are formed, first contradicts bar and the conflict of the first threaded rod, is supported first The second branch pipe is formed on the outer wall of feeler lever, extension rod and the first sliding assembly form third branch pipe, completely cooling in injection molding liquid Afterwards, you can while the first water pipe and the second water pipe are obtained, easy to operate, effective improving production efficiency.

The utility model is further arranged to：First sliding assembly includes the first sliding block, the first locating piece and the One detent mechanism, first detent mechanism include connecting rod and pilot pin, and described connecting rod one end is embedded at the first sliding block On, the other end is fixedly connected by the pilot pin with the first locating piece, and the side of the first locating piece towards the extension rod is opened Equipped with placement shrinkage pool.

By using above-mentioned technical proposal, extension rod, which is arranged in, to be placed in shrinkage pool, after being molded liquid cooling but, you can by prolonging Third branch pipe is collectively formed in boom and placement shrinkage pool, and the first sliding block is slided toward the direction far from extension rod, passes through the first positioning Mechanism drives the first locating piece toward far from the direction movement extended, is easy to implement the demoulding to the first water pipe, while fixed first When position block is damaged, it can be conveniently replaceable the first locating piece, realize the connection with the first sliding block.

The utility model is further arranged to：The oily motor of described first is connect by the first transmission group with the first screw rod, The oily motor of described first is slidably connected to by first slide on the first cover half, and first transmission group includes intermeshing First gear and second gear, the first gear is fixedly connected with the first oily motor, and first screw rod is rotationally connected with It is fixedly connected in first slide and with second gear.

The first screw rod is driven steadily to revolve by the transmission of first gear and second gear by using above-mentioned technical proposal Turn, then makes the screw thread in the first branch pipe that there is preferable Forming Quality, promote the product quality of the first water pipe.

The utility model is further arranged to：It is slidably connected on first cover half and is useful for contradicting with the first core model Second contradicts bar, and the second conflict bar is placed between the first sliding assembly and the first oily motor.

By using above-mentioned technical proposal, second contradicts bar can be to the installation hole forming on the first water pipe, after eliminating The continuous process to the first pipe bore, effective improving production efficiency.

The utility model is further arranged to：The oily motor of described second is connect by the second transmission group with the second screw rod, The oily motor of described second is slidably connected to by second slide on the first cover half, and second transmission group includes intermeshing Third gear and the 4th gear, the third gear fixes with the second oily motor, and the 4th gear is consolidated with the second screw rod Fixed, second screw rod is rotationally connected in second slide.

The rotation of the second screw rod is made more by the transmission of third gear and the 4th gear by using above-mentioned technical proposal It is steady so that the screw thread in the first looped pipeline has preferable Forming Quality.

The utility model is further arranged to：First mandril is fixed in the second slide.

By using above-mentioned technical proposal, reduce spatial volume, promotes the space profit of this engine hydroecium delivery pipe mold With rate.

The utility model is further arranged to：Third slide, the third are slidably connected on first cover half Second mandril and third mandril are fixed on slide.

By using above-mentioned technical proposal, the second mandril and third mandril are mounted on third slide simultaneously, are effectively promoted Space availability ratio.

The utility model is further arranged to：4th mandril is slidably connected to first by the second sliding assembly to be determined On mould, second sliding assembly includes the second sliding block, the second locating piece and the second detent mechanism, second detent mechanism Including link block and fixing bolt, described link block one end is embedded on the second sliding block, and the other end passes through the pilot pin and second Locating piece is fixedly connected, and the side of second locating piece towards the second core model is fixed with the 4th mandril.

By using above-mentioned technical proposal, the replacement to the second sliding block can be easy to implement by the second detent mechanism, together When, it drives the 4th mandril to be moved toward the direction far from the second core model by the second locating piece in the second sliding block, can be easy to implement Second water pipe is deviate from from the second core model, effective improving production efficiency.

The utility model is further arranged to：The first end seat and the second end seat are slidably connected on first cover half, First end seat and the second end seat are located at the both ends of the first core model.

By using above-mentioned technical proposal, the first end seat and the second end seat can be molded the both ends of the first water pipe, remove from The follow-up processing to the first water pipe both ends, effective improving production efficiency.

The utility model is further arranged to：Third end seat and the 4th end seat are slidably connected on first cover half, The third end seat and the 4th end seat are located at the both ends of the second core model.

By using above-mentioned technical proposal, third end seat and the 4th end seat can be molded the both ends of the second water pipe, remove from The follow-up processing to the second water pipe both ends, effective improving production efficiency.

In conclusion the utility model has the advantages that：

Injection molding liquid is injected into from injection hole in runner, is then injected into the first injection molding cavity and the second injection molding cavity from runner, After slightly being cooled down in the first injection molding cavity and the second injection molding cavity, the first oily electric motor starting drives the rotation of the first screw rod, at first Screw thread is formed on the inner wall of pipe, the second oily electric motor starting drives the rotation of the second screw rod, spiral shell is formed on the inner wall of the first looped pipeline Line contradicts the first mandril, the second mandril, third mandril and the 4th mandril and the second core model, forms the second looped pipeline, third pair Pipe, the 4th looped pipeline and the 5th looped pipeline, first contradicts bar and the conflict of the first threaded rod, and second is formed on the outer wall of the first conflict bar Branch pipe, extension rod and the first sliding assembly form third branch pipe, the first end seat, second the first water pipe of end seat pair both ends at Type, the both ends molding of third end seat, the 4th the second water pipe of end seat pair, after injection molding liquid is completely cooling, you can while obtaining first Water pipe and the second water pipe, it is easy to operate.

Description of the drawings

Fig. 1 is the structural schematic diagram of the first water pipe；

Fig. 2 is the structural schematic diagram for the third branch pipe for embodying the first water pipe；

Fig. 3 is the structural schematic diagram of the second water pipe；

Fig. 4 is the structural schematic diagram for the first looped pipeline for embodying the second water pipe；

Fig. 5 is the disassemblying structure schematic diagram of the utility model；

Fig. 6 is the structural schematic diagram for embodying guiding tube；

Fig. 7 is the structural schematic diagram for embodying the first core model；

Fig. 8 is the structural schematic diagram for embodying the second core model；

Fig. 9 is the structural schematic diagram of the second dynamic model.

Reference numeral：11, the first water pipe；110, the first tube body；111, the first branch pipe；112, the second branch pipe；113, third Branch pipe；114, support base；12, the second water pipe；120, the second tube body；121, the first looped pipeline；122, the second looped pipeline；123, third pair Pipe；124, the 4th looped pipeline；125, the 5th looped pipeline；21, dynamic model component；211, the first dynamic model；212, the second dynamic model；213, it is oriented to Mould；22, cover half component；221, the first cover half；222, the second cover half；31, injection hole；32, guiding tube；33, guide hole；34, it leads To bar；35, pilot hole；41, the first cavity；42, the second cavity；43, third cavity；44, the 4th cavity；45, the first core model； 46, the second core model；51, first slide；52, the first oily motor；521, the first screw rod；53, the first transmission group；531, the first tooth Wheel；532, second gear；54, the first guide seat；541, first bar is contradicted；55, branch pipe molding seat；551, mandril；56, second draws Guide bracket；561, second bar is contradicted；57, second slide；571, the second oily motor；58, the second screw rod；59, the second transmission group；591、 Third gear；592, the 4th gear；60, third slide；61, the first inclined hole；611, the first brace；62, the second inclined hole；621, Two braces；63, third inclined hole；631, third brace；64, the 4th inclined hole；641, the 4th brace；65, the 5th inclined hole；651, the 5th Brace；66, the 6th inclined hole；661, the 6th brace；67, the 7th inclined hole；671, the 7th brace；68, the 8th inclined hole；681, the 8th tiltedly Bar；69, the 9th inclined hole；691, the 9th brace；70, the tenth inclined hole；701, the tenth brace；71, the 11st inclined hole；711, the ten one Brace；72, the 12nd inclined hole；721, the 12nd brace；73, the 13rd inclined hole；731, the 13rd brace；74, the 14th inclined hole； 741, the 14th brace；75, the 15th inclined hole；751, the 15th brace；8, the first sliding assembly；81, the first sliding block；82, A positioning block；83, the first detent mechanism；831, connecting rod；832, pilot pin；84, extension rod；85, shrinkage pool is placed；91, first End seat；911, first end cavity；92, the second end seat；921, second end cavity；93, third end seat；931, third end forming cavity； 94, the 4th end seat；941, the 4th end forming cavity；951, third guide seat；952, the 4th guide seat；953, the 5th guide seat；96、 5th end seat；97, the 6th end seat.

Specific implementation mode

The utility model is described further with reference to attached drawing.

As shown in Figures 5 to 9, a kind of engine hydroecium delivery pipe mold, including dynamic model component 21 and cover half component 22 move Membrane module 21 includes the first dynamic model 211, the second dynamic model 212 and the guiding between the first dynamic model 211 and the second dynamic model 212 Mould 213, cover half component 22 include the first cover half 221 and the second cover half 222.

Injection hole 31 is offered on the first dynamic model 211, and guiding tube 32 is fixed on guiding module 213.In the second dynamic model 212 On offer guide hole 33, guiding module 213 toward close to the second dynamic model 212 direction move when, so that guiding tube 32 is arranged in and draw In guide hole 33.Runner is offered in the side of the second dynamic model 212 towards the first cover half 221, and the first cover half 221 is towards the second dynamic model 212 side also offers runner, and guiding tube 32 is connected to runner.

It is respectively fixed with a guide rod 34 on four corners of the second dynamic model 212, at four angles of the first cover half 221 It falls and is respectively fixed with a pilot hole 35, move, can will be led toward close to the direction of the first cover half 221 in the second dynamic model 212 It is arranged in pilot hole 35 to bar 34.The first cavity 41 and are offered in the side of the second dynamic model 212 towards the first cover half 221 First cavity 41 and the second cavity 42 are connected to by two cavities 42 with runner.

Third cavity 43 and the 4th cavity 44 are offered in the side of the first cover half 221 towards the second dynamic model 212.In third It is fixed with the first core model 45 in cavity 43, the second core model 46 is fixed in the 4th cavity 44.When the second dynamic model 212 and first is fixed When mould 221 contradicts, formd between the first cavity 41, third cavity 43, the first core model 45 for the first water pipe 11 molding the One injection molding cavity.It is formd between second cavity 42, the 4th cavity 44, the second core model 46 for 12 molding second note of the second water pipe Mould chamber.

First slide 51 is slidably connected in the side of the first cover half 221 towards the second dynamic model 212, by the first oily motor 52 It is fixed in first slide 51.The first screw rod 521 is rotatably connected in first slide 51.First screw rod 521 is passed by first Dynamic group 53 is connect with the first oily motor 52.First transmission group 53 includes first gear 531 and second gear 532, by first gear 531 are arranged and are fixed on the first oily motor 52, and second gear 532 is arranged and is fixed on the first screw rod 521, by the first tooth Wheel 531 and second gear 532 engage.First one end of screw rod 521 far from second gear 532 is toward close to the direction of the first core model 45 Extend.First brace 611 is fixed on the second dynamic model 212, the first inclined hole 61 is run through into first slide 51, by the first brace 611 are arranged in the first inclined hole 61.

The first guide seat 54 is slidably connected on the first cover half 221, and the first conflict is fixed in the first guide seat 54 Bar 541, first one end of conflict bar 541 far from the first guide seat 54 offer cambered surface, in the first guide seat 54 toward close to first The direction of screw rod 521 is moved, and the first conflict bar 541 and the outer wall of the first screw rod 521 is enable to be bonded.Second inclined hole 62 is opened up In the first guide seat 54, the second brace 621 is fixed on the second dynamic model 212 and is arranged in the second inclined hole 62.

It is fixed with branch pipe molding seat 55 on the first cover half 221, mandril 551 is fixed in branch pipe molding seat 55, will be pushed up The outer wall that bar 551 and first contradicts bar 541 contradicts, and the first conflict bar 541 is made to be arranged in branch pipe molding seat 55.In the first cover half The second guide seat 56 is slidably connected on 221, and the second conflict bar 561 is fixed in the second guide seat 56.By third inclined hole 63 It is opened in the second guide seat 56, one end of third brace 631 is fixed on the second dynamic model 212 towards the one of the first cover half 221 Side, the other end are arranged in third inclined hole 63.The side of second guide seat 56 towards the first core model 45 offers 114 type of support base Chamber, to contoured support seat 114.

The first sliding assembly 8 is provided on the first cover half 221, the first sliding assembly 8 is fixed including the first sliding block 81, first Position block 82 and the first detent mechanism 83.First detent mechanism 83 includes connecting rod 831 and pilot pin 832.First sliding block 81 is slided It is dynamic to be connected on the first cover half 221, the first locating piece 82 is placed on the first sliding block 81 towards the side of the first core model 45, and 831 one end of connecting rod is embedded on the first sliding block 81, the other end is fixed on by pilot pin 832 on the first locating piece 82. The side of first locating piece 82 towards the first core model 45 opens up a placement shrinkage pool 85.It is fixed on the outer wall of the first cover half 221 There are one extension rods 84, and extension rod 84 is arranged in and is placed in shrinkage pool 85.The is formed by extension rod 84 and the first sliding assembly 8 Three branch pipes 113.

4th inclined hole 64 is opened on the first sliding block 81,641 one end of the 4th brace is fixed on the second dynamic model 212, The other end is arranged in the 4th inclined hole 64.

The first end seat 91 and the second end seat 92 are slidably connected on the first cover half 221, by the first end seat 91 and second end Seat 92 is separately positioned on the both ends of the first core model 45.5th inclined hole 65 is opened in the first end seat 91, by the 5th brace 651 1 End is fixed on the second dynamic model 212, and the other end is threaded through in the 5th inclined hole 65.6th inclined hole 66 is opened in the second end seat 92 On, 661 one end of the 6th brace is fixed on the second dynamic model 212, the other end is threaded through in the 6th inclined hole 66.

First end cavity 911 is offered in the side of the first end seat 91 towards the first core model 45, in 92 direction of the second end seat The side of first core model 45 offers second end cavity 921.

Third guide seat 951, the 4th guide seat 952 and the 5th guide seat are also slidably connected on the first cover half 221 953.4th guide seat 952 and the 5th guide seat 953 are located at the same side of the first core model 45, and third guide seat 951 is located at another Side.7th inclined hole 67 is opened in third guide seat 951,671 one end of the 7th brace is fixed on the second dynamic model 212, separately One end is arranged in the 7th inclined hole 67.8th inclined hole 68 is opened in the 4th guide seat 952,681 one end of the 8th brace is consolidated It is scheduled on the second dynamic model 212, the other end is arranged in the 8th inclined hole 68.9th inclined hole 69 is opened in the 5th guide seat 953, 9th brace, 691 one end is fixed on the second dynamic model 212, the other end is arranged in the 9th inclined hole 69.

Second slide 57 is slidably connected on the first cover half 221.Second oily motor 571 is fixed on second slide 57 In, and 571 and first oil motor 52 of the second oily motor is made to be located at the both sides of the first cover half 221.In second slide 57 It is rotatably connected to the second screw rod 58.The second screw rod 58 is set to be connect with the second oily motor 571 by the second transmission group 59.Second transmission Group 59 includes 591 and the 4th gear 592 of intermeshing third gear.Third gear 591 is arranged and is fixed on the second oil electricity On machine 571, the 4th gear 592 is arranged and is fixed on the second screw rod 58.Tenth inclined hole 70 is opened in second slide 57, Tenth brace, 701 one end is fixed on the second dynamic model 212, the other end is arranged in the tenth inclined hole 70.Second screw rod 58 is remote One end from the 4th gear 592 is contradicted with the second core model 46.First mandril, 551 one end is fixed in second slide 57, it is another End is contradicted with the second core model 46.It is offered in the side of second slide 57 towards the second core model 46 for being molded the second looped pipeline 122 122 chamber of the second looped pipeline.

Third slide 60 is also slidably connected on the first cover half 221.Second mandril 551 and third mandril 551 are worn And third slide 60 is fixed on towards the side of the second core model 46.The side of third slide 60 towards the second core model 46 opens up useful In 123 chamber of third looped pipeline and 124 chamber of the 4th looped pipeline of molding third looped pipeline 123 and the 4th looped pipeline 124.

11st inclined hole 71 is opened on third slide 60,711 one end of the 11st brace is fixed on the second dynamic model 212 On, the other end is arranged in the 11st inclined hole 71.

Third end seat 93 and the 4th end seat 94 are also slidably connected on the first cover half 221.By third end seat 93 and the 4th End seat 94 is separately positioned on the both ends of the second core model 46.And it is opened up in the side of third end seat 93 towards the second core model 46 useful In the third end forming cavity 931 for being molded 120 end of the second tube body, offered in the side of the 4th end seat 94 towards the second core model 46 4th end forming cavity 941.

12nd inclined hole 72 is opened in third end seat 93, the 13rd inclined hole 73 is opened in the 4th end seat 94.By 12 brace, 721 one end is fixed on the second dynamic model 212, and the other end is arranged in the 12nd inclined hole 72.By the 13rd brace 731 One end is fixed on the second dynamic model 212, and the other end is arranged in the 13rd inclined hole 73.

The 5th end seat 96 and the 6th end seat 97 are also slidably connected on the first cover half 221.5th end seat 96 and the 6th end Seat 97 is arranged at the second core model 46 back to the side of the second oily motor 571.14th inclined hole 74 is opened in the 5th end seat 96 On, the 15th inclined hole 75 is opened in the 6th end seat 97.14th brace, 741 one end is fixed on the second dynamic model 212, it is another End is arranged in the 14th inclined hole 74；15th brace, 751 one end is fixed on the second dynamic model 212, the other end is arranged in In 15 inclined holes 75.

Second cover half 222 is arranged in the first cover half 221 back to the side of the second dynamic model 212, is bolted on On one cover half 221, to support the first cover half 221.

Shown in sum up, in use, this mold is placed on injection molding machine, injection molding liquid passes through 32 note of guiding tube from injection hole 31 Enter into runner, then flowed into the first injection molding cavity and the second injection molding cavity simultaneously from runner, after being molded liquid cooling but, starts first Oily motor 52 and the second oily motor 571, screw thread is formed on the inner wall of the first branch pipe 111 and the first looped pipeline 121, meanwhile, by the Two dynamic models 212 are translated toward the direction far from the first cover half 221, pass through the first inclined hole 61, the first brace 611, the second inclined hole 62, the Two braces 621, third inclined hole 63, third brace 631, the 4th inclined hole 64, the 4th brace 641, the 5th inclined hole 65, the 5th brace 651, the 6th inclined hole 66, the 6th brace 661, the 7th inclined hole 67, the 7th brace 671, the 8th inclined hole 68, the 8th brace the 681, the 9th Inclined hole 69, the 9th brace 691, the tenth inclined hole 70, the tenth brace 701, the 11st inclined hole 71, the 11st brace the 711, the 12nd are tiltedly Hole 72, the 12nd brace 721, the 13rd inclined hole 73, the 13rd brace 731, the 14th inclined hole 74, the 14th brace the 741, the tenth The collective effect of five inclined holes 75, the 15th brace 751 makes the first water pipe 11 and the second water pipe 12 only by 45 He of the first core model Second core model 46 supports, and the second cover half 222 is moved toward close to the direction of the first cover half 221, will be fixed on the second cover half 222 Push rod and the first water pipe 11, the second water pipe 12 contradict, and realize that the first water pipe 11, the second water pipe 12 are deviate from from mold, fallen, grasp Make easy.

The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (10)

1. a kind of engine hydroecium delivery pipe mold, including dynamic model component (21) and cover half component (22), the dynamic model component (21) include the first dynamic model (211), the second dynamic model (212), the cover half component (22) includes the first cover half (221), described Injection hole (31) is offered on first dynamic model (211), is offered on second dynamic model (212) for connecting with injection hole (31) Logical runner, it is characterized in that：The side of second dynamic model (212) towards the first cover half (221) offers the first cavity (41) and the second cavity (42), the side of first cover half (221) towards the second dynamic model (212) offer third cavity (43) and the 4th cavity (44), be respectively fixed in the third cavity (43) and the 4th cavity (44) the first core model (45) and Second core model (46), first cavity (41), the first core model (45) and third cavity (43), which are formed, is used for the first water pipe (11) molding first injection molding cavity, second cavity (42), the second core model (46) and the 4th cavity (44) are formed for the Molding second injection molding cavity of two water pipes (12), first cover half (221) slidably connects the first oily motor (52), described The first screw rod (521) for being contradicted with the first core model (45), first cover half are connected on first oily motor (52) (221) it is slidably connected on and is useful for contradicting the first conflict bar (541), first cover half with the middle part of the first screw rod (521) (221) be fixedly arranged in the middle of extension rod (84), be slidably connected on first cover half (221) and be useful for being arranged extension rod (84) First sliding assembly (8), first cover half (221) slidably connect the second oily motor (571), the described second oily motor (571) it is connected with the second screw rod (58) for being contradicted with the second core model (46) on, the company of sliding on first cover half (221) It is connected to the first mandril (551), the second mandril (551), third mandril (551) and the 4th top for being contradicted with the second core model (46) Bar (551).

2. a kind of engine hydroecium delivery pipe mold according to claim 1, it is characterized in that：First sliding assembly (8) include the first sliding block (81), the first locating piece (82) and the first detent mechanism (83), first detent mechanism (83) packet Connecting rod (831) and pilot pin (832) are included, described connecting rod (831) one end is embedded on the first sliding block (81), and the other end passes through The pilot pin (832) is fixedly connected with the first locating piece (82), and first locating piece (82) is towards the one of extension rod (84) Side, which offers, places shrinkage pool (85).

3. a kind of engine hydroecium delivery pipe mold according to claim 2, it is characterized in that：The oily motor of described first (52) it is connect with the first screw rod (521) by the first transmission group (53), the described first oily motor (52) passes through first slide (51) it is slidably connected on the first cover half (221), first transmission group (53) includes intermeshing first gear (531) With second gear (532), the first gear (531) is fixedly connected with the first oily motor (52), and first screw rod (521) turns It is dynamic to be connected in first slide (51) and be fixedly connected with second gear (532).

4. a kind of engine hydroecium delivery pipe mold according to claim 3, it is characterized in that：First cover half (221) be useful for contradicting with the first core model (45) second that be slidably connected on contradicts bar (561), and described second contradicts bar (561) It is placed between the first sliding assembly (8) and the first oily motor (52).

5. a kind of engine hydroecium delivery pipe mold according to claim 4, it is characterized in that：The oily motor of described second (571) it is connect with the second screw rod (58) by the second transmission group (59), the described second oily motor (571) passes through second slide (57) it is slidably connected on the first cover half (221), second transmission group (59) includes intermeshing third gear (591) With the 4th gear (592), the third gear (591) and the second oily motor (571) are fixed, the 4th gear (592) with Second screw rod (58) is fixed, and second screw rod (58) is rotationally connected in second slide (57).

6. a kind of engine hydroecium delivery pipe mold according to claim 5, it is characterized in that：First mandril (551) it is fixed in the second slide (57).

7. a kind of engine hydroecium delivery pipe mold according to claim 6, it is characterized in that：First cover half (221) third slide (60) is slidably connected on, and second mandril (551) and are fixed on the third slide (60) Three mandrils (551).

8. a kind of engine hydroecium delivery pipe mold according to claim 7, it is characterized in that：4th mandril (551) it is slidably connected on the first cover half (221) by the second sliding assembly, second sliding assembly includes the second cunning Block, the second locating piece and the second detent mechanism, second detent mechanism include link block and fixing bolt, described link block one end It is embedded on the second sliding block, the other end is fixedly connected by the pilot pin (832) with the second locating piece, second locating piece It is fixed with the 4th mandril (551) towards the side of the second core model (46).

9. a kind of engine hydroecium delivery pipe mold according to claim 8, it is characterized in that：First cover half (221) the first end seat (91) and the second end seat (92), first end seat (91) and the second end seat (92) point are slidably connected on Not Wei Yu the first core model (45) both ends.

10. a kind of engine hydroecium delivery pipe mold according to claim 9, it is characterized in that：First cover half (221) third end seat (93) and the 4th end seat (94), the third end seat (93) and the 4th end seat (94) point are slidably connected on Not Wei Yu the second core model (46) both ends.