CN210475476U

CN210475476U - Pitched roof structure and zinc alloy forming die comprising same

Info

Publication number: CN210475476U
Application number: CN201920770568.XU
Authority: CN
Inventors: 陈荣才
Original assignee: Shenzhen City Baotian Precision Plastic Mould Co ltd
Current assignee: Shenzhen City Baotian Precision Plastic Mould Co ltd
Priority date: 2019-05-26
Filing date: 2019-05-26
Publication date: 2020-05-08
Anticipated expiration: 2029-05-26

Abstract

The utility model relates to a zinc alloy die-casting field discloses a push up structure and zinc alloy forming die including the structure to one side, and wherein, the structure to one side includes: the device comprises a top seat, a first top plate and a first insert; the first top plate comprises a first end and a second end which are opposite, and the first end movably penetrates through the rear die and extends into a die cavity of the zinc alloy forming die; the second end is connected with the top seat to realize the force application of the top seat and push the first top plate; the first insert is detachably mounted at the first end; when the zinc alloy forming die works, the first insert forms the side wall of the die cavity. The utility model discloses first mold insert participates in and constitutes the mould cavity, and consequently first mold insert is compared in corrosion damage more easily in other positions of oblique top structure, can dismantle between first mold insert and the first roof and be connected, when first mold insert damages, only needs to change first mold insert, need not to change whole oblique top structure.

Description

Pitched roof structure and zinc alloy forming die comprising same

Technical Field

The utility model relates to a zinc alloy die-casting field especially relates to a push up structure and including zinc alloy forming die of pushing up structure to one side.

Background

Zinc alloy castings with complex structures generally have inverted buckle positions, and in the process of die casting of zinc alloy castings of the type, the prior art mostly adopts a pitched roof structure for demoulding. The existing zinc alloy forming die generally adopts an inclined top structure to demold, most of the existing inclined top structures are all integrated structures, when the easily damaged parts of the inclined top structures are damaged, the whole inclined top structure is required to be replaced usually, and the replacement process is complex and difficult.

SUMMERY OF THE UTILITY MODEL

The utility model provides a push up structure to one side aims at solving current zinc alloy forming die's the vulnerable position of push up structure to one side when impaired, then need change the problem of whole push up structure to one side usually. The technical scheme of the utility model as follows:

the utility model provides a push up structure to one side for zinc alloy forming die, zinc alloy forming die include the mould body, and the mould body includes front mould, back mould, and the mould body is equipped with mould cavity, a serial communication port, include:

a top seat;

the first top plate comprises a first end and a second end which are opposite, and the first end movably penetrates through the rear die and extends into the die body; the second end is connected with the top seat;

the first insert is detachably connected with the first end; when the zinc alloy forms a mold casting, the first insert forms a sidewall of the mold cavity.

The utility model provides a zinc alloy forming die, includes mould body and at least one oblique top structure, and the mould body is including the mould die cavity, and the mould body includes front mould and back mould, and the front mould has front mould chamber, and the back mould has back mould die cavity, and the mould die cavity is formed by front mould chamber and the combination of back mould die cavity. The pitched roof structure comprises:

a top seat;

the first top plate comprises a first end and a second end which are opposite, and the first end movably penetrates through the die body and extends into the die body; the second end is connected with the top seat;

The embodiment of the utility model provides a technical scheme can include following beneficial effect: the utility model discloses first mold insert participates in and constitutes the mould cavity, and consequently first mold insert is compared in corrosion damage more easily in other positions of oblique top structure, can dismantle between first mold insert and the first roof and be connected, when first mold insert damages, only needs to change first mold insert, need not to change whole oblique top structure.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic perspective view of a zinc alloy forming die according to one embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the die body and the push plate of FIG. 1;

FIG. 3 is an enlarged partial schematic view of the die body of FIG. 2 at A;

FIG. 4 is a schematic view of the structure of the product with the nozzle charge of FIG. 1;

FIG. 5 is a schematic partial structure view of the zinc alloy forming die of FIG. 1, showing the hot runner, the front die and the rear die;

FIG. 6 is a partial enlarged structural view of the zinc alloy forming die at C in FIG. 5;

FIG. 7 is a schematic structural view of the pitched roof structure of FIG. 1;

FIG. 8 is an exploded view of the pitched roof structure of FIG. 7;

FIG. 9 is a schematic view of the top mount of FIG. 7;

fig. 10 is a schematic structural view of the cooperation between the rear mold and the first and second lifter assemblies according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of the first pitched roof assembly of FIG. 7;

fig. 12 is a schematic view of the structure of the first insert of fig. 11;

fig. 13 is an enlarged partial schematic view of the first insert of fig. 11 at B;

fig. 14 is a schematic view of the structure of the first insert of fig. 11;

fig. 15 is a schematic view of the structure of the first insert of fig. 11;

FIG. 16 is a schematic structural view of the second pitched roof assembly of FIG. 7;

fig. 17 is a schematic view of the second insert structure of fig. 16;

fig. 18 is a schematic view of the second insert structure of fig. 16;

fig. 19 is a schematic view of the second insert structure of fig. 16;

fig. 20 is a schematic view of a combination of the first duct, the second duct and the front module according to an embodiment of the present invention;

FIG. 21 is a schematic view of the second conduit configuration of FIG. 20;

fig. 22 is a schematic view of a combination structure of a third pipeline, a fourth pipeline and a rear mold according to an embodiment of the present invention;

FIG. 23 is a schematic view of the fourth piping structure of FIG. 22;

fig. 24 is an exploded view of the slanted ejecting structure according to one embodiment of the present invention.

The figure is marked with: 10. a mold body; 11. a front mold; 111. a through hole; 112. a first front mold cavity; 113. A second front mold cavity; 12. pushing the plate; 13. a rear mold; 131. a slide block; 132. a liquid flow passage; 133. A flow guide cavity; 134. a first back mold cavity; 135. a front section runner; 136. a rear section runner; 14. a first conduit; 141. a second heat conducting section; 142. a third heat conducting section; 143. a first heat conducting section; 151. a second conduit; 152. a first male pipe; 153. a first gap; 154. a first separator; 155. a first space; 156. a second space; 16. a third pipeline; 161. a third outer frame; 171. a fourth conduit; 172. a second male pipe; 173. A second gap; 174. a second separator; 175. a third space; 176. a fourth space; 20. a pitched roof structure; 21. a first pitched roof assembly; 211. a first top plate; 2111. a first slider; 2112. a second end; 2113. A first end; 2114. a first recess; 2115. a first groove; 212. a first insert; 2121. a first main body portion; 2122. a first vertical portion; 2123. a first abutting surface; 2124. a first bump; 2125. a second abutting surface; 2127. a first constituting surface; 2128. a first region; 2129. a second region; 2130. a third site; 2131. a first ejection position; 2132. a first duct; 2133. a first hole site; 214. a seventh pipe; 215. a fifth pipeline; 216. an eighth conduit; 22. a second pitched roof assembly; 221. a second top plate; 2211. A second slider; 2212. a fourth end; 2213. a third end; 2214. a second recess; 2215. a second groove; 222. a second insert; 2221. a second main body portion; 2222. a second vertical portion; 2223. a third abutting surface; 2224. a second bump; 2225. a fourth abutting surface; 2227. a second forming surface; 2231. a second ejection position; 2232. a second duct; 2233. a second hole site; 224. a ninth conduit; 225. a sixth pipeline; 226. a tenth conduit; 30. a top seat; 31. a chute; 32. mounting holes; 40. a first transfer block; 41. an eleventh pipe; 50. producing a product; 60. a second transfer block; 61. a thirteenth pipe; 62. a twelfth duct; 80. a hot runner system; 81. a hot nozzle; 82. a flow distribution plate; 83. an inner cavity; 84. and (4) a liquid inlet.

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 some, not all, of the embodiments of the present invention. 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.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Referring to fig. 1 to 4, the zinc alloy forming mold includes a mold body 10, an inclined top structure 20, a push plate 12, a hot runner system 80, and a temperature control system. The die body 10 has a plurality of die cavities, and the molten zinc alloy is poured into the die cavities to form the product. The hot runner system 80 is connected to the mold body 10, and the hot runner system 80 is used for injecting molten zinc alloy into the mold cavity of the mold body 10. The push plate 12 is located at one side of the die body 10. The pitched roof structure 20 has a plurality of pitched roof structures 20, each pitched roof structure 20 corresponds to one mold cavity, one end of the pitched roof structure 20 movably penetrates through the mold body 10 and extends into the mold body 10, the position of the end corresponds to the position of the mold cavity, and the other end of the pitched roof structure 20 faces and contacts the push plate 12. When the zinc alloy forming mold is demolded, the push plate 12 can move towards the mold body 10 under the pushing of the hydraulic ejection column (not shown in fig. 1), and the push plate 12 pushes the pitched roof structure 20, so that the pitched roof structure 20 moves towards the mold body 10, and the product 50 in the mold cavity is ejected. The temperature control system is used for controlling the temperature of the mold body 10 and the pitched roof structure 20.

Referring to fig. 2 and 3, the mold body 10 includes a front mold 11 and a rear mold 13. The front mold 11 comprises a front mold cavity, the rear mold comprises a rear mold cavity, the front mold cavity is provided with a plurality of cavities, and the rear mold cavity is provided with a plurality of cavities; when the rear mold 13 and the front mold 11 are closed, the rear mold cavity and the front mold cavity form a mold cavity for molding the product 50, the rear mold 13 is further provided with a slide block 131, and when the product 50 is released, the slide block 131 needs to be shifted, so that the product 50 can be ejected smoothly. When the front mold 11 and the rear mold 13 are closed, a plurality of liquid flow channels 132 are formed in the zinc alloy forming mold, and each liquid flow channel 132 is communicated with one mold cavity so as to inject molten metal into the mold cavity through the liquid flow channel 132. It should be noted that the aforementioned molten metal and the later-mentioned molten metal may be molten zinc alloy metal, and the molten zinc alloy metal forms the product 50 in the mold cavity. Both the aforementioned product 50 and the latter product 50 may be zinc alloy castings formed from a zinc alloy melt within a mold cavity.

Referring to fig. 2 and fig. 5 and fig. 6, the liquid flow passages 132 are arranged on the same plane, and the feeding direction of the hot nozzle 81 is perpendicular to the plane of the liquid flow passages 132. Specifically, when the front mold 11 is aligned with the rear mold 13, a diversion cavity 133 is formed inside the mold body 10, the hot nozzle 81 is communicated with the liquid flow channel 132 through one diversion cavity 133, and the molten metal enters the diversion cavity 133 from the hot nozzle 81 and then is distributed into the plurality of liquid flow channels 132 from the diversion cavity 133.

The liquid flow passage 132 includes a front flow passage 135 and a rear flow passage 136. The front section runner 135 extends in an arc shape, and particularly, the front section runner 135 extends in an arc shape on the parting surface of the rear die 13, so that the flowing fluency of molten metal can be improved, and the probability of air entrainment of the molten metal can be reduced; the liquid inlet end of the front section flow passage 135 is communicated with a liquid outlet of the hot nozzle 81. The liquid inlet end of the rear-section runner 136 is communicated with the liquid discharge end of the front-section runner 135, the liquid discharge end of the rear-section runner 136 is communicated with the mold cavity, the rear-section runner 136 extends along the tangential direction of the end, far away from the hot nozzle 81, of the front-section runner 135, the fluency of molten metal flowing from the front-section runner 135 to the rear-section runner 136 is improved, and the probability of air entrainment of the molten metal can be reduced. The cross-sectional area of anterior segment runner 135 reduces along the infusion direction gradually, and along with the flow of the molten metal in the anterior segment runner 135, the speed of molten metal can lose, and the cross-sectional area of anterior segment runner 135 is the state that reduces gradually, has guaranteed that the in-process molten metal of filling is the acceleration state, is favorable to the molten metal fully to get into each mould die cavity in and carries out the shaping, has promoted product 50's quality.

Referring to fig. 5 and 6, the hot runner system 80 includes a splitter plate 82, an inner cavity 83 is formed inside the splitter plate 82, the splitter plate 82 is provided with a liquid inlet 84 communicated with the inner cavity 83, the liquid inlet 84 is used for receiving molten metal, the splitter plate 82 is connected with at least two hot nozzles 81, and the hot nozzles 81 are communicated with the inner cavity 83 of the splitter plate 82 so as to guide out the molten metal in the splitter plate 82. The front mold 11 is provided with at least two through holes 111, and at least two hot nozzles 81 respectively enter the mold body 10 from the at least two through holes 111, wherein the hot nozzles 81 are respectively communicated with the plurality of mold cavities through the plurality of liquid flow channels 132 one by one, specifically, the hot nozzles 81 are communicated with liquid inlet ends of the plurality of liquid flow channels 132, for example, four liquid flow channels 132, and the hot nozzles 81 convey molten metal into the mold cavities through the liquid flow channels 132; specifically, the hot nozzle 81 is connected to the liquid flow passages 132 through the diversion cavity 133, and the molten metal in the hot nozzle 81 flows into the diversion cavity 133 and then is guided to the liquid flow passages 132 by the diversion cavity 133.

Referring to fig. 7 to 10, the lifter structure 20 includes a first lifter assembly 21, a second lifter assembly 22, and a top seat 30, wherein the top seat 30 can be fixed on a side of the push plate 12 facing the rear mold 13 by screws. The structure of the first pitched roof component 21 is the same as that of the second pitched roof component 22, the first pitched roof component 21 and the second pitched roof component 22 are symmetrically arranged, and the lower end of the first pitched roof component 21 and the lower end of the second pitched roof component 22 are both in sliding connection with the upper side surface of the roof base 30; the end of the first lifter assembly 21 far from the top seat 30 and the end of the second lifter assembly 22 far from the top seat 30 movably penetrate through the rear mold 13 and extend into the zinc alloy forming mold, the first lifter assembly 21 and the second lifter assembly 22 are arranged in a horn shape, the smaller end of the horn shape is close to the top seat 30, during demolding, the push plate 12 (see fig. 1) pushes the top seat 30, the top seat 30 pushes the first lifter assembly 21 and the second lifter assembly 22, and the first lifter assembly 21 and the second lifter assembly 22 push out a product 50 in a mold cavity together.

Referring to fig. 8 to 11, the first lifter assembly 21 includes a first lifter plate 211 and a first insert 212, the first lifter plate 211 is shaped like a long plate, the first lifter plate 211 includes a first end 2113 and a second end 2112 opposite to each other, and the first end 2113 and the second end 2112 are located at both ends of the first lifter plate 211 in the length direction. First end 2113 movably runs through back mould 13 and extends into mould body 10, second end 2112 and footstock 30 sliding connection, in a feasible scheme, spout 31 has been seted up to the side of going up of footstock 30, specifically, spout 31 is located the one side that the footstock 30 kept away from push pedal 12, the cross-section of spout 31 is the T shape, second end 2112 is equipped with the first slider 2111 of T shape, first slider 2111 can slide along spout 31, first roof 211 passes through first slider 2111 and spout 31 sliding connection, and then realizes first oblique top subassembly 21 and spout 31 sliding connection. First insert 212 is removably coupled to a side of first end 2113 facing second pitched roof assembly 22 to facilitate replacement of first insert 212. First insert 212 forms the sidewall of the mold cavity when the zinc alloy forms the mold casting.

Referring to fig. 8, the first top plate 211 is disposed obliquely to the top seat 30, the second end 2112 of the first top plate 211 is disposed at an angle to the top seat 30, and the first end 2113 of the first top plate 211 obliquely penetrates through the rear mold 13.

Referring to fig. 11, a first concave portion 2114 is formed at a side of the first end 2113 facing the mold cavity, and the first insert 212 is mounted in the first concave portion 2114, so that the first insert 212 is limited and the mounting accuracy of the first insert 212 is improved.

The first recess 2114 is L-shaped, and the first recess 2114 positions the first insert 212 to improve the mounting accuracy of the first insert 212.

Referring to fig. 11 to 15, the first insert 212 includes a vertical first abutting surface 2123 and a horizontal second abutting surface 2125, the first insert 212 includes a first protrusion 2124, the first protrusion 2124 is T-shaped, and the first protrusion 2124 is disposed on the first abutting surface 2123; specifically, the first insert 212 includes a first body portion 2121, a first vertical portion 2122 is disposed on a side of the first body portion 2121 facing the second end 2112, a first abutting surface 2123 is formed on a side of the first body portion 2121 facing the first top plate 211, a first forming surface 2127 is formed on a side of the first body portion 2121 away from the first top plate 211, and the first forming surface 2127 forms a sidewall of the mold cavity; the first forming surface 2127 is provided with a first ejecting position 2131 for ejecting the product 50 during demolding.

The longitudinal direction of the first insert 212 is perpendicular to the longitudinal direction of the first top plate 211.

A first hole 2133 is formed in each end of the first insert 212 in the length direction, and the first hole 2133 is located on the side of the first insert 212 away from the first forming surface 2127; a first hole 2132 is formed in the first insert 212 along the length direction, one end of the first hole 2132 penetrates through one end wall of the first insert 212, and the first hole 2133 is communicated with the first hole 2132.

A first notch 2115 is formed in a vertical side surface of the first recess 2114, the first notch 2115 is T-shaped, and when the first insert 212 is mounted in the first recess 2114, the first protrusion 2124 is engaged with the first notch 2115 and can be fixed by a screw or a bolt. Specifically, the first top plate 211 is provided with three holes arranged in a triangle and penetrating through the first notch 2115, the holes are for screws or bolts to pass through, and one side of the first insert 212 adjacent to the first top plate 211 is provided with a threaded hole matched with the holes so as to be in threaded connection with the screws or bolts.

Referring to fig. 12 and 13, the first ejecting portion 2131 includes a first portion 2128, a second portion 2129, and a third portion 2130, the second portion 2129 is formed on a side of the first forming surface 2127 away from the second end 2112 in a stepped manner, the first portion 2128 and the third portion 2130 are formed on both sides of the second portion 2129 in the longitudinal direction, both the first portion 2128 and the third portion 2130 are formed in a convex edge shape, and the first portion 2128 and the third portion 2130 are located obliquely below the second portion 2129. When the zinc alloy forming die is used for die casting, the molten liquid is cooled and formed along the outlines of the first part 2128, the second part 2129 and the third part 2130, and when the product 50 is demoulded, the first part 2128, the second part 2129 and the third part 2130 simultaneously apply force to the frame of the product 50, so that the stress on the product 50 is more uniform, and the product 50 is prevented from being deformed or damaged on the surface.

The second contact surface 2125 is formed on a side of the first vertical portion 2122 facing the second end 2112, the first contact surface 2123 contacts a vertical side surface of the first recess 2114, and the second contact surface 2125 contacts a lateral side surface of the first recess 2114. The first insert 212 is defined by two faces to achieve better positioning of the first insert 212. Further, in order to ensure the dimensional requirements of the mold cavity, the accuracy requirements of the first constituent surface 2127 of the first insert 212 are high when the first insert 212 is machined, and since the present embodiment can simultaneously perform the grinding and polishing process on the first constituent surface 2127 and the first contact surface 2123, the machining error allowed for the first constituent surface 2127 and the first contact surface 2123 can be appropriately relaxed, and the machining difficulty can be reduced.

Referring to fig. 8, 9 and 16, the second lifter assembly 22 includes a second lifter plate 221 and a second insert 222, the second lifter plate 221 is shaped like a long plate, the second lifter plate 221 includes a third end 2213 and a fourth end 2212 opposite to each other, and the third end 2213 and the fourth end 2212 are respectively located at two ends of the second lifter plate 221 in the length direction. The third end 2213 movably penetrates through the rear mold 13 and extends into the mold body 10, the fourth end 2212 is slidably connected to the top seat 30, in a feasible solution, the fourth end 2212 is provided with a T-shaped second slide block 2211, the second slide block 2211 can slide along the sliding groove 31, and the second top plate 221 is slidably connected to the sliding groove 31 through the second slide block 2211, so that the second lifter assembly 22 is slidably connected to the sliding groove 31. Second insert 222 is removably attached to a side of third end 2213 facing first pitched roof assembly 21 to facilitate replacement of second insert 222. When the zinc alloy forming mold is cast, the second insert 222 is positioned opposite the first insert 212, and the second insert 222 and the first insert 212 form opposite sidewalls of the mold cavity, which can be understood as: the first insert 212 and the second insert 222 form two opposing sidewalls of a mold cavity, and the lower sidewall, the upper sidewall, and the other two peripheral sidewalls of the mold cavity are formed by the rear mold 13 and the front mold 11.

The second top plate 221 and the top seat 30 are obliquely arranged, the third end 2213 of the second top plate 221 obliquely penetrates through the rear mold 13, and an included angle is formed between the second top plate 221 and the top seat 30. The second top plate 221 has the same structure as the first top plate 211. The second top plate 221 and the first top plate 211 are arranged in a horn shape, so that the first pitched roof assembly 21 and the second pitched roof assembly 22 are arranged in a horn shape, the smaller end of the horn shape faces the top seat 30, the first end 2113 and the second end 2112 are located at the larger end of the horn shape, the installation distance between the rear die 13 and the push plate 12 can be reduced, the size of the zinc alloy forming die can be reduced, and further, the included angle between the first top plate 211 and the second top plate 221 can range from 8 degrees to 16 degrees. During demolding, the push plate 12 pushes the top seat 30, the top seat 30 pushes the first top plate 211 and the second top plate 221 to move towards the front mold 11, under the limit of the rear mold 13, the distance between the first end 2113 of the first top plate 211 and the third end 2213 of the second top plate 221 gradually increases, and simultaneously, the second end 2112 of the first top plate 211 and the fourth end 2212 of the second top plate 221 move along the sliding groove 31, and the distance between the second end 2112 and the fourth end 2212 gradually increases. Under the driving of the first top plate 211 and the second top plate 221, the first insert 212 and the second insert 222 move toward the front mold 11, and meanwhile, the distance between the first insert 212 and the second insert 222 is gradually increased, so that the product 50 is released from the first insert 212 and the second insert 222 while the product 50 is ejected toward the front mold 11, and the product 50 is conveniently taken out.

Referring to fig. 16-19, a second recess 2214 is formed in a side of the third end 2213 facing the first top plate 211, and the second insert 222 is mounted in the second recess 2214 to define the second insert 222.

Wherein the second recess 2214 is L-shaped, and the second recess 2214 can position the second insert 222.

The second insert 222 has the same structure as the first insert 212, and the second insert 222 includes a vertical third abutting surface 2223, a horizontal fourth abutting surface 2225, and a second formation surface 2227, specifically, the second insert 222 includes a second body portion 2221, a second vertical portion 2222 extends downward from the lower side of the second body portion 2221, the third abutting surface 2223 is formed on the side surface of the second body portion 2221 away from the first top plate 211, and the second formation surface 2227 is the side surface of the second body portion 2221 close to the first top plate 211; the fourth abutment surface 2225 is formed at one side of the second vertical portion 2222 adjacent to the fourth end 2212; the second insert 222 includes a second protrusion 2224, the second protrusion 2224 is T-shaped, and the second protrusion 2224 is disposed on the third abutting surface 2223; the third abutment surface 2223 abuts against a vertical side surface of the second recess 2214, and the fourth abutment surface 2225 abuts against a lateral side surface of the second recess 2214, so that the second insert 222 is defined by two surfaces, and the second insert 222 is better positioned.

Further, in order to ensure the dimensional requirements of the mold cavity, the precision requirement of the second constituent surface 2227 of the second insert piece 222 is high when the second insert piece 222 is machined, and since the present embodiment can simultaneously perform the grinding and polishing treatment on the second constituent surface 2227 and the third contact surface 2223, the machining errors allowed for the second constituent surface 2227 and the third contact surface 2223 can be appropriately relaxed, and the machining difficulty can be reduced. The second forming surface 2227 is provided with a second ejecting position 2231, and the structure of the second ejecting position 2231 is the same as that of the first ejecting position 2131. The second ejecting position 2231 and the first ejecting position 2131 eject the product 50 together during demolding.

Wherein the longitudinal direction of the second insert 222 is perpendicular to the longitudinal direction of the second top plate 221.

A second hole 2233 is formed at two ends of the second insert 222 in the length direction, and the second hole 2233 is located at a side of the second insert 222 away from the second forming surface 2227; a second duct 2232 is formed in the second insert 222 along the length direction, one end of the second duct 2232 penetrates through one end wall of the second insert 222, and a second hole 2233 communicates with the second duct 2232.

A second groove 2215 is formed in the vertical side surface of the second concave portion 2214, the second groove 2215 is T-shaped, and when the second insert 222 is mounted in the second concave portion 2214, the second projection 2224 is matched with the second groove 2215 and is fixed by a screw or a bolt. Specifically, the second top plate 221 has three holes arranged in a triangle and penetrating through the second recess 2215, where screws or bolts can pass through the holes, and one side of the second insert 222 adjacent to the second top plate 221 has threaded holes matching the holes for screw connection with the screws or bolts.

Referring to fig. 20 to 24, the temperature control system includes a first tube 14, a second tube 151, a third tube 16, a fourth tube 171, a fifth tube 215, a sixth tube 225, a seventh tube 214, an eighth tube 216, a ninth tube 224, a tenth tube 226, an eleventh tube 41, a twelfth tube 62, and a thirteenth tube 61, which are independently fed from each other. All the pipelines mentioned in the application can be filled with heat conduction oil, and the side wall of each pipeline and the heat conduction oil in the pipeline exchange heat. The first duct 14 and the second duct 151 are inserted through the front mold 11 to exchange heat with the front mold 11; the front mold 11 is opened with hole sites for inserting the first pipe 14 and the second pipe 151. The third duct 16 and the fourth duct 171 are perforated in the rear mold 13 to exchange heat with the rear mold 13; the rear mold 13 is opened with hole sites for inserting the third and

fourth pipes

16 and 171. The fifth, sixth, seventh, eighth, ninth, tenth, eleventh, twelfth and

thirteenth pipes

215, 225, 214, 216, 224, 226, 41, 62 and 61 are provided in the pitched roof structure 20 and exchange heat with the pitched roof structure 20, so that the pitched roof structure 20 can be maintained within a certain temperature range.

Referring to fig. 20, in an embodiment, the number of the first pipes 14 is four, and every two first pipes 14 are symmetrically disposed at two sides of the through hole 111; the number of the second pipes 151 is one; the number of the third pipes 16 is four, every two third pipes 16 are symmetrically arranged at two sides of the through hole 111, and the number of the fifth pipes 215 is two.

The first pipeline 14 comprises a first heat conduction section 143, a second heat conduction section 142 and a third heat conduction section 141, two ends of the first heat conduction section 143 are respectively communicated with the second heat conduction section 142 and the third heat conduction section 141, a liquid inlet end and a liquid outlet end of the first pipeline 14 are respectively arranged on the second heat conduction section 142 and the third heat conduction section 141, wherein the liquid inlet end of the first pipeline 14 is arranged on the second heat conduction section 142, the liquid outlet end of the first pipeline 14 is arranged on the third heat conduction section 141, heat conduction oil enters from the second heat conduction section 142, flows through the first heat conduction section 143, and finally flows out from the third heat conduction section 141. The first heat conducting section 143 abuts against the sidewall of the through-hole 111 to exchange heat with the sidewall of the through-hole 111. The first heat conducting section 143 may be a spiral pipe wound spirally along the circumferential direction of the through hole 111, or may be a plate or other shape, and in one embodiment, the first heat conducting section 143 has an arc plate shape extending along the circumferential direction of the through hole 111, so that the contact area of the first heat conducting section 143 with the side wall of the through hole 111 may be increased to obtain more efficient heat exchange efficiency. An arc-shaped plate-shaped inner cavity 83 matched with the outer contour of the first heat conduction section 143 is arranged in the first heat conduction section 143, so that heat conduction oil in the first heat conduction section 143 can exchange heat with the first heat conduction section 143 better and efficiently.

When the zinc alloy forming die is used for die casting, heat conducting oil is injected into the second heat conducting section 142 and flows through

A first heat conducting section 143, which finally flows out of the third heat conducting section 141; when the heat conduction oil just enters the second heat conduction section 142, the heat conduction oil has higher heat, and when the heat conduction oil flows in the second heat conduction section 142, the heat is transferred to the front mold 11 through the pipe wall of the second heat conduction section 142 so as to improve the temperature of the front mold 11, and in the transmission stage, the heat of the heat conduction oil can be reduced; because the hot nozzle 81 has a high temperature, the heat of the hot nozzle 81 is transferred to the side wall of the through hole 111, so that the temperature near the through hole 111 is higher than the temperature of other parts of the front mold 11, when the heat conduction oil flows into the first heat conduction section 143, the heat of the side wall of the through hole 111 is transferred to the heat conduction oil through the pipe wall of the first heat conduction section 143, the heat of the heat conduction oil is increased, and meanwhile, the temperature of the side wall of the through hole 111 is also reduced; the heat transfer oil flows into the third heat transfer section 141, and the heat of the heat transfer oil is transferred to the front mold 11 through the pipe wall of the third heat transfer section 141, thereby increasing the temperature of the front mold 11. Therefore, the heat transfer oil flows through the second heat transfer section 142, the first heat transfer section 143, and the third heat transfer section 141, and the temperature of each part of the front mold 11 can be equalized while the temperature of the front mold 11 is increased.

In one embodiment, the third thermally conductive section 141 has the same configuration as the second thermally conductive section 142, and the second thermally conductive section 142 has the same pipe diameter as the pipe section diameter of the third thermally conductive section 141; the second heat conducting section 142 and the third heat conducting section 141 are symmetrically arranged at two sides of the first heat conducting section 143.

The second heat conducting section 142 is bent in a second plane to form a first outer frame. The front mold cavity comprises at least one first front mold cavity 112 and at least one second front mold cavity 113, the first front mold cavity 112 and the second front mold cavity 113 are identical in structure, the first front mold cavity 113 and the second front mold cavity 113 are located on a first plane, and the first plane is parallel to the parting plane of the front mold 11. The second plane is located on a side of the first plane away from the parting plane of the front mold 11, and the first plane is parallel to the second plane. The first front mold cavity 113 is located within an orthographic projection of the first frame formed on the first plane, and in one possible implementation, the shape of the first frame is a square frame with three borders, and the orthographic projection of the first frame formed on the first plane is a square frame with three borders. The second heat conducting section 142 can heat or cool the backside of the first front mold cavity 112 more uniformly, thereby regulating the temperature of the first front mold cavity 112. In order to obtain a superior temperature conditioning effect for the first front mold cavity 112, the distance between the first plane and the second plane is two to three times the tube section diameter of the second heat conducting section 142.

The third heat-conducting section 141 is located on a second plane, where the third heat-conducting section 141 is bent and forms a second outer frame having the same structure as the first outer frame, the second outer frame corresponding to the second front mold cavity 113. The second front mold cavity 113 is located within an orthographic projection of the second outer frame formed on the first plane. The third heat conducting section 141 can heat or cool the backside of the second front mold cavity 113 more uniformly, thereby regulating the temperature of the second front mold cavity 113.

Referring to fig. 20 and 21, the second pipe 151 is inserted into a side of the front mold cavity away from the parting surface of the front mold 11, the front mold 11 is provided with a hole through which the second pipe 151 can penetrate, the second pipe 151 is communicated with a first convex pipe 152, the first convex pipe 152 is inserted into the front mold 11, and one end of the first convex pipe 152 away from the second pipe 151 extends toward the front mold cavity. The conduction oil is injected from one end of the second pipe 151, then flows through the first boss 152, and finally is discharged from the other end of the first pipe 14. In one possible solution, the second pipe 151 is linear, the second pipe 151 is located on one side of the second plane where the first pipe 14 is located away from the parting surface of the front mold 11, the first convex pipe 152 is linear, the first convex pipe 152 is perpendicular to the second pipe 151, one end of the first convex pipe 152 is communicated with the second pipe 151, the other end port of the first convex pipe 152 is closed, the inner cavity of the first convex pipe 152 is provided with a first long strip-shaped partition plate 154, the first partition plate 154 extends along the length direction of the first convex pipe 152, one end of the first partition plate 154 abuts against the side wall of the inner cavity 83 of the second pipe 151 to prevent the conduction oil from flowing axially along the second pipe 151, a first gap 153 is formed between the other end of the first partition plate 154 and the inner wall of the end of the first convex pipe 152 away from the second pipe 151, the first partition plate 154 divides the inner cavity 83 of the first convex pipe 152 into a first space 155 and a second space 156, the first space 155 is communicated with the second space 156 through the first gap 153, one end of the first space 155 away from the first gap 153 communicates with the inner cavity of the second conduit 151, and one end of the second space 156 away from the first gap 153 communicates with the inner cavity of the second conduit 151; when the heat transfer oil is injected into the liquid inlet end of the second pipe 151, the heat transfer oil in the second pipe 151 firstly flows into the first space 155, then flows into the second space 156 through the first gap 153, and finally flows into the liquid discharge end of the second pipe 151 under the blocking action of the first partition plate 154. The end of the first protruding pipe 152 away from the second pipe 151 corresponds to a thicker portion of the cavity wall of the front mold cavity, so as to exchange heat with the portion, thereby achieving the effect of maintaining the temperature of the front mold cavity. The first nozzle 152 may be provided in plurality, and each first nozzle 152 corresponds to one front mold cavity.

Referring to fig. 22 and 23, the third duct 16 is curved in a third plane parallel to the parting plane of the rear mold 13 to form at least one third outer frame 161. The rear mold cavities include at least a first rear mold cavity 134, the number of the first rear mold cavities 134 is the same as that of the third outer frame, the first rear mold cavity 134 is located in a fourth plane, the third plane is parallel to the fourth plane, the third plane is located on one side of the fourth plane far away from the parting plane of the rear mold 13, the third outer frame 161 corresponds to one first rear mold cavity 134, the first rear mold cavity 134 is located in an orthographic projection of the third outer frame formed on the fourth plane, and the third pipeline 16 can relatively uniformly heat or cool the back side of the first rear mold cavity 134, so as to adjust the temperature of the first rear mold cavity 134. In one possible embodiment, the number of the third frames 161 may be two, and the heat transfer oil enters from the liquid inlet end of the third pipe 16, then flows through the two third frames 161 in sequence, and finally is discharged from the liquid discharge end of the third pipe 16. In order to obtain a better temperature regulation effect for the first rear mold cavity 134, the distance between the third plane and the fourth plane is two to three times the diameter of the duct of the third outer frame.

The fourth duct 171 is communicated with a second protruding pipe 172, the second protruding pipe 172 is inserted into the rear mold 13, and one end of the second protruding pipe 172, which is far away from the fourth duct 171, extends toward the parting surface of the rear mold 13. The conduction oil is injected from one end of the fourth pipe 171, then flows through the second boss 172, and finally is discharged from the other end of the fourth pipe 171. In one possible embodiment, the fourth pipe 171 is linear, the second protruding pipe 172 is perpendicular to the fourth pipe 171, one end of the second protruding pipe 172 is communicated with the fourth pipe 171, the other end of the second protruding pipe 172 is closed, the inner cavity of the second protruding pipe 172 is provided with a second elongated partition 174, the second partition 174 extends along the length direction of the second protruding pipe 172, one end of the second partition 174 abuts against the inner cavity sidewall of the fourth pipe 171 to prevent the conduction oil from flowing axially along the fourth pipe 171, a second gap 173 is formed between the other end of the second partition 174 and the inner wall of the end of the second protruding pipe 172 far away from the fourth pipe 171, the second partition 174 divides the inner cavity of the second protruding pipe 172 into a third space 175 and a fourth space 176, the third space 175 is communicated with the fourth space 176 through the second gap 173, the end of the third space 175 far away from the second gap 173 is communicated with the inner cavity of the fourth pipe 171, an end of the fourth space 176, which is away from the second gap 173, communicates with the inner cavity of the fourth pipe 171; when the heat transfer oil is injected into the liquid inlet end of the fourth pipe 171, the heat transfer oil in the fourth pipe 171 first flows into the third space 175, then flows into the fourth space 176 through the second gap 173, and finally flows into the liquid discharge end of the fourth pipe 171 under the blocking action of the second partition plate 174. Wherein, the number of the second protruding pipes 172 is set corresponding to the number of the through holes 111, and the end of the second protruding pipe 172 far from the fourth duct 171 corresponds to the projection of the through hole 111 on the parting surface of the rear mold 13 so as to exchange heat with the part.

Referring to fig. 8 and 24, the fifth pipe 215 is inserted into the first insert 212, specifically, the fifth pipe 215 is inserted into the first hole 2132 of the first insert 212; when zinc alloy forming die casting, can be to leading-in conduction oil in fifth pipeline 215, the heat of conduction oil transmits first mold insert 212 through the lateral wall of fifth pipeline 215 to make fifth pipeline 215 heat first mold insert 212, make the first face 2127 that constitutes of first mold insert 212 can the temperature that remains stable, when the metal melt contacts first face 2127 that constitutes, be difficult to produce the deformation because the temperature is lower, consequently, the utility model is suitable for a some zinc alloy products 50 that require higher to certain surface accuracy. In addition, when the temperature of the molten metal is high, the fifth pipe 215 can also take away part of the heat of the molten metal, which is beneficial to cooling and forming the molten metal. In an embodiment, during the die casting stage of the zinc alloy forming mold, heat conducting oil is injected into the fifth pipe 215 to heat the fifth pipe 215, so as to maintain or increase the temperature of the first insert 212, and during the molten metal cooling forming stage, heat conducting oil with a lower temperature is injected into the fifth pipe 215 to cool the fifth pipe 215, so as to take away the heat of the first insert 212.

In one embodiment, the fifth tube 215 extends along the length of the first insert 212, the fifth tube 215 is disposed through the first bore 2132, and the distance between the fifth tube 215 and the first forming surface 2127 of the first insert 212 is 0.5 to 1 times the diameter length of the fifth tube 215. This makes it easier for the fifth tube 215 to exchange heat with the first formation surface 2127.

Wherein, wear to be equipped with two seventh pipelines 214 on the first roof 211, the both ends of fifth pipeline 215 all communicate a seventh pipeline 214 through an eighth pipeline 216, and the diameter of seventh pipeline 214, eighth pipeline 216, fifth pipeline 215 is the same. In operation, heat transfer oil is supplied to one of the seventh pipes 214, flows into the fifth pipe 215 along one of the eighth pipes 216, and then flows out from the other eighth pipe 216 and the other seventh pipe 214. The seventh duct 214 may heat the first upper plate 211 to reduce a temperature difference between the first upper plate 211 and the rear mold 13 and the front mold 11.

Wherein, two seventh pipes 214 are symmetrically arranged in parallel with each other on both sides of the first top plate 211 in the width direction so that the seventh pipes 214 can uniformly heat the top plate. Specifically, hole sites are formed on both sides of the first top plate 211 in the length direction, and the hole sites are used for inserting the seventh pipes 214.

One end of the eighth conduit 216 is inserted into the first hole 2133 of the first insert 212 and is communicated with the fifth conduit 215, and the other end of the eighth conduit 216 is inserted into the first end 2113 of the first top plate 211 and is communicated with the seventh conduit 214. The eighth pipe 216 is detachably connected to the seventh pipe 214, and the eighth pipe 216 is detachably connected to the fifth pipe 215. This may facilitate the connection of the seventh pipe 214 with the fifth pipe 215. As a possible technical solution, two pipe ends of the eighth pipe 216 are stepped, so that a shaft shoulder can be formed at the pipe orifice of the eighth pipe 216, when the eighth pipe 216 is joined with the seventh pipe 214, the pipe orifice section of the eighth pipe 216 is inserted into the inner cavity 83 of the seventh pipe 214, the pipe orifice end wall of the seventh pipe 214 abuts against the shaft shoulder of the eighth pipe 216, and in order to improve the sealing performance, a sealing gasket (not shown in the drawings) can be arranged at the shaft shoulder and the pipe orifice end wall of the seventh pipe 214; the connection between the eighth pipe 216 and the fifth pipe 215 is identical to the connection between the eighth pipe 216 and the seventh pipe 214; when the first insert 212 is mounted on the first end 2113, the eighth conduit 216 is defined between the fifth conduit 215 and the seventh conduit 214 by the pressing action of the first insert 212 against the eighth conduit 216, the eighth conduit 216 is secured without additional fasteners, and the mounting process is simple and quick.

Sixth conduit 225 is disposed through second bore 2232 of second insert 222; when zinc alloy forming die casting, can be to leading-in conduction oil in the sixth pipeline 225, the heat of conduction oil transmits second mold insert 222 through the lateral wall of sixth pipeline 225 to make sixth pipeline 225 heat second mold insert 222, make the second of second mold insert 222 constitute the face 2227 and can remain stable temperature, when the metal melt contacts second constitution face 2227, be difficult to produce the deformation because the temperature is lower, consequently, the utility model is suitable for a few zinc alloy products 50 that require higher to certain surface accuracy. In addition, when the temperature of the molten metal is high, the sixth pipeline 225 can also take away part of the heat of the molten metal, which is beneficial to cooling and forming the molten metal. In one embodiment, during the die casting stage of the zinc alloy forming mold, heat conducting oil is injected into the sixth pipe 225 to heat the sixth pipe 225, so as to maintain or increase the temperature of the second insert 222, and during the molten metal cooling forming stage, cold oil may be injected into the sixth pipe 225 to cool the sixth pipe 225, so as to take away the heat of the second insert 222.

In one embodiment, the sixth conduit 225 extends along the length of the second insert 222, and the distance between the sixth conduit 225 and the second forming surface 2227 of the second insert 222 is 0.5 to 1 times the diametrical length of the sixth conduit 225. This makes it possible to facilitate heat exchange between the sixth duct 225 and the second constituent surface 2227.

Two ninth pipelines 224 are arranged on the second top plate 221 in a penetrating manner, two ends of the sixth pipeline 225 are communicated with the ninth pipeline 224 through a tenth pipeline 226, and the diameters of the ninth pipeline 224, the tenth pipeline 226 and the sixth pipeline 225 are the same. In operation, heat transfer oil is supplied to one of the ninth pipes 224, and the heat transfer oil flows into the sixth pipe 225 along one of the tenth pipes 226 and then flows out from the other tenth pipe 226 and the other ninth pipe 224. The ninth duct 224 may heat the second top plate 221 to reduce a temperature difference between the second top plate 221 and the rear mold 13 and the front mold 11.

Wherein, the two ninth ducts 224 are symmetrically arranged in parallel on both sides of the second top plate 221 in the width direction, so that the ninth ducts 224 can uniformly heat the second top plate 221. Specifically, hole sites are formed on both sides of the second top plate 221 in the length direction, and the hole sites are used for inserting the ninth pipes 224.

One end of the tenth pipe 226 is inserted into the second hole 2233 and communicates with the sixth pipe 225, and the other end of the tenth pipe 226 is inserted into the second top plate 221 and communicates with the ninth pipe 224. The tenth pipe 226 is detachably connected to the ninth pipe 224, and the tenth pipe 226 is detachably connected to the sixth pipe 225. This may facilitate the connection of the ninth pipe 224 with the sixth pipe 225. As a possible technical solution, two tube ends of the tenth tube 226 are stepped, so that a shaft shoulder can be formed at the tube mouth of the tenth tube 226, when the tenth tube 226 is joined to the ninth tube 224, a tube mouth section of the tenth tube 226 is inserted into the inner cavity 83 of the ninth tube 224, a tube mouth end wall of the ninth tube 224 abuts against the shaft shoulder of the tenth tube 226, and in order to improve the sealing performance, a sealing gasket (not shown) can be provided at the shaft shoulder and the tube mouth end wall of the ninth tube 224; the connection between the tenth pipe 226 and the sixth pipe 225 is identical to the connection between the tenth pipe 226 and the ninth pipe 224; when the second insert 222 is mounted on the first end 2113, the tenth tube 226 is confined between the sixth tube 225 and the ninth tube 224 by the pressing action of the second insert 222 on the tenth tube 226, the tenth tube 226 is secured without additional fasteners, and the mounting process is simple and quick.

The present application also includes two eleventh ducts 41; one end of the eleventh conduit 41 is inserted into the second end 2112 of the first top plate 211 and communicates with the seventh conduit 214. When the thermal oil is injected from one of the eleventh pipes 41, the thermal oil passes through the seventh pipe 214, the eighth pipe 216, and the fifth pipe 215 in sequence, and then flows out from the other eighth pipe 216, the other seventh pipe 214, and the other eleventh pipe 41. Specifically, one end of the eleventh tube 41 penetrates into the second end 2112 of the first top plate 211 along the horizontal direction and is communicated with the seventh tube 214, and the eleventh tube 41 and the seventh tube 214 are detachably connected, wherein further, as a feasible scheme, the end of the eleventh tube 41 is in a stepped shaft shape, the port of the eleventh tube 41 forms a shaft shoulder, the lower port of the seventh tube 214 is sealed, the circumferential side wall of the lower end of the second tube 151 extends out of the horizontal nozzle, when assembling, the port of the eleventh tube 41 is inserted into the nozzle inner cavity 83, and the nozzle end wall abuts against the shaft shoulder of the eleventh tube 41, and a sealing gasket (not shown in the figure) is arranged at the shaft shoulder of the port of the eleventh tube 41 to improve the connection sealing performance. The eleventh pipeline 41 and the second pipeline 151 are spliced, so that the flexibility of pipeline arrangement can be improved, and pipeline installation is facilitated.

The utility model discloses still include two twelfth pipelines 62, in fourth end 2212 of second roof 221 was worn to locate by twelfth pipeline 62's one end, twelfth pipeline 62 extended along the length direction of second roof 221, twelfth pipeline 62 intercommunication ninth pipeline 224, wherein, for dismantling the connection between twelfth pipeline 62 and the ninth pipeline 224, as a feasible concrete technical scheme, twelfth pipeline 62's tip is the step shaft form, this ninth pipeline 224's lower port is inserted to twelfth pipeline 62's port, the end wall butt of ninth pipeline 224's lower port is on the shaft shoulder of twelfth pipeline 62's tip formation, this shaft shoulder is equipped with seal ring (not shown in the figure), in order to improve the connection leakproofness. For concatenation formula built-up connection between twelfth pipeline 62 of this application and the ninth pipeline 224, can improve the flexibility that the pipeline arranged like this, make things convenient for the piping erection.

As a further optimization scheme, the method further comprises the following steps:

a first transfer block 40, a second transfer block 60, two thirteenth ducts 61;

the first transfer block 40 is fixed on the side of the second end 2112 away from the second top plate 221, the first transfer block 40 may be a cuboid, so as to facilitate the installation of the first transfer block 40 on the second end 2112, and the first transfer block 40 may be fixed on the second end 2112 through screws; one end of the eleventh pipeline 41 penetrates through the first junction block 40 and is communicated with one of the seventh pipelines 214, and the end is fixed to the first junction block 40, wherein, as a feasible scheme, an interference fit is formed between one end of the eleventh pipeline 41 and the first junction block 40, so as to fix the eleventh pipeline 41 on the first junction block 40. The first transfer block 40 is used to fix the eleventh conduit 41 to the second end 2112, and prevent the connection end of the eleventh conduit 41 from loosening relative to the second end 2112, which affects the sealing performance of the connection. When the first transfer block 40 is fixed to the second end 2112, the first transfer block 40 presses the eleventh pipeline 41, so that the pipe end of the eleventh pipeline 41 is tightly abutted on the seventh pipeline 214, and the connection sealing performance between the eleventh pipeline 41 and the seventh pipeline 214 is improved.

The second adaptor block 60 is located on a side of the top seat 30 away from the second lifter assembly 22, as a feasible solution, the second adaptor block 60 is a square block, and a hole (not shown in fig. 1) for accommodating the second adaptor block 60 is formed on the push plate 12, so that the second adaptor block 60 can move in the hole. The top seat 30 is provided with two symmetrically arranged mounting holes 32, the two mounting holes 32 are symmetrically located at two sides of the sliding chute 31, the radial section of each mounting hole 32 is in a long strip shape, one end of the twelfth pipeline 62, which is far away from the second pitched roof assembly 22, penetrates through the through hole 111 and then is arranged in the second switching block 60, and the twelfth pipeline 62 and the second switching block 60 can be in interference fit, so that the twelfth pipeline 62 is fixed on the second switching block 60; one end of the thirteenth pipeline 61 is inserted into the second adapter block 60, and the thirteenth pipeline 61 and the second adapter block 60 can be in interference fit with each other, so that the thirteenth pipeline 61 is fixed on the second adapter block 60. The thirteenth pipeline 61 is perpendicular to the twelfth pipeline 62, the end of the thirteenth pipeline 61 in the second adapter block 60 is communicated with the end of the twelfth pipeline 62 in the second adapter block 60, as a feasible scheme, the end of the thirteenth pipeline 61 is in a stepped shaft shape, the end of the thirteenth pipeline 61 forms a shaft shoulder, the lower port of the twelfth pipeline 62 is sealed, the circumferential side wall of the lower end of the twelfth pipeline 62 extends out of the pipe orifice in the horizontal direction, the port of the thirteenth pipeline 61 is inserted into the pipe orifice inner cavity 83, the end wall of the pipe orifice abuts against the shaft shoulder of the thirteenth pipeline 61, and a sealing gasket (not shown in fig. 24) can be arranged at the shaft shoulder to improve the connection sealing performance. When the second top plate 221 moves along the sliding chute 31, the twelfth duct 62 can move along the length direction of the through hole 111, and the twelfth duct 62 drives the second transfer block 60 and the thirteenth duct 61. For concatenation formula built-up connection between twelfth pipeline 62 in this scheme and the thirteenth pipeline 61, can improve the flexibility that the pipeline was arranged like this, make things convenient for the piping erection.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a pitched roof structure for zinc alloy forming die, zinc alloy forming die includes the mould body, the mould body includes front mould, back mould, the mould body is equipped with the mould cavity, a serial communication port, include:

a top seat;

a first insert removably connected to the first end; when the zinc alloy forms a mold casting, the first insert forms a sidewall of the mold cavity.

2. The tilt top structure according to claim 1, wherein a side of the first end facing the mold cavity is provided with a first recess, and the first insert is mounted to the first recess to define the first insert.

3. The pitched roof structure of claim 2, wherein the first recess is L-shaped; the first insert includes:

a first main body portion;

the first vertical part is arranged on one side, facing the second end, of the first main body part;

a first abutting surface formed on a side of the first body portion facing the first top plate;

a second abutting surface formed on one side of the first vertical portion facing the second end;

the first abutting surface abuts against a vertical side surface of the first concave portion, and the second abutting surface abuts against a transverse side surface of the first concave portion.

4. The tilt top structure according to claim 3, wherein a vertical side of the first recess has a first groove formed therein, the first insert further comprising a first protrusion disposed on the first abutment surface, the first groove mating with the first protrusion.

5. The pitched roof structure of claim 1, wherein the first roof panel is disposed at an angle with respect to the roof deck; the top seat is provided with a sliding groove, the second end comprises a first sliding block, and the first sliding block is matched with the sliding groove.

6. The pitched roof structure of claim 1, comprising:

the second top plate comprises a third end and a fourth end which are opposite, the third end movably penetrates through the rear die and extends into the die body, and the fourth end is connected with the top seat in a sliding mode;

the second insert is detachably connected with the third end, and when the zinc alloy forming die casting is formed, the second insert forms the side wall of the die cavity; the second insert and the first insert form two opposite side walls of the mold cavity.

7. The tilt top structure of claim 6, wherein the second top plate is identical to the first top plate structure and the second insert is identical to the first insert structure.

8. The pitched roof structure of claim 7, wherein the first roof plate and the second roof plate are arranged in a trumpet shape, and the smaller end of the trumpet shape faces the roof seat;

the top seat is provided with a sliding chute; the second end comprises a first sliding block, and the first sliding block is matched with the sliding groove; the fourth end comprises a second sliding block, and the second sliding block is matched with the sliding groove.

9. The tilt top structure of claim 1, wherein the first insert comprises:

a first forming surface for forming a side surface of the mold cavity;

wherein, the first forming surface is provided with a first ejection position; the first ejection position comprises a first part, a second part and a third part, the second part is formed on one side, away from the second end, of the first forming surface in a step shape, and the first part and the third part are formed on two sides of the second part in the length direction.

10. A zinc alloy forming die comprises a die body and at least one pitched roof structure, wherein the die body comprises a die cavity, the die body comprises a front die and a rear die, the front die is provided with a front die cavity, the rear die is provided with a rear die cavity, and the die cavity is formed by combining the front die cavity and the rear die cavity; it is characterized in that the pitched roof structure comprises:

a top seat;