CN110076317B - Inclined roof structure and zinc alloy forming die comprising same - Google Patents
Inclined roof structure and zinc alloy forming die comprising same Download PDFInfo
- Publication number
- CN110076317B CN110076317B CN201910443062.2A CN201910443062A CN110076317B CN 110076317 B CN110076317 B CN 110076317B CN 201910443062 A CN201910443062 A CN 201910443062A CN 110076317 B CN110076317 B CN 110076317B
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- insert
- pipe
- die
- top plate
- pipeline
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- 229910001297 Zn alloy Inorganic materials 0.000 title claims abstract description 46
- 238000004512 die casting Methods 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 36
- 229910052751 metal Inorganic materials 0.000 description 31
- 239000002184 metal Substances 0.000 description 31
- 238000005192 partition Methods 0.000 description 12
- 238000007789 sealing Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2272—Sprue channels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the field of zinc alloy die casting, and discloses an inclined top structure, which 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, wherein the first end can movably penetrate through the rear die and extend into a die cavity of the zinc alloy forming die; the second end is connected with the top seat so as 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. According to the invention, the first insert participates in forming the die cavity, so that the first insert is easier to corrode and damage compared with other parts of the inclined top structure, the first insert is detachably connected with the first top plate, and when the first insert is damaged, only the first insert is required to be replaced, and the whole inclined top structure is not required to be replaced.
Description
Technical Field
The invention relates to the field of zinc alloy die casting, in particular to an inclined top structure and a zinc alloy forming die comprising the same.
Background
Zinc alloy castings with complex structures generally have inverted buckles, and in the process of die casting zinc alloy castings of this type, most of the prior art adopts a pitched roof structure for demolding. The existing zinc alloy forming die is generally in an inclined roof structure for demolding, most of the existing inclined roof structure is in an integrated structure, and when the easily damaged part of the inclined roof structure is damaged, the whole inclined roof structure is usually required to be replaced, and the replacement process is complex and difficult.
Disclosure of Invention
The invention provides an inclined top structure, and aims to solve the problem that the whole inclined top structure is usually required to be replaced when the vulnerable part of the inclined top structure of the existing zinc alloy forming die is damaged. The technical scheme of the invention is as follows:
The utility model provides a structure is pushed up to one side for zinc alloy forming die, zinc alloy forming die includes the mould body, and the mould body includes front mould, rear mould, and the mould body is equipped with the mould die cavity, its characterized in that includes:
A top base;
the first top plate comprises a first end and a second end which are opposite to each other, and the first end can movably penetrate through the rear die and extend 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 the die casting, the first insert forms a sidewall of the die cavity.
The zinc alloy forming die comprises a die body and at least one inclined top 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. The pitched roof structure comprises:
A top base;
The first top plate comprises a first end and a second end which are opposite, and the first end can movably penetrate through the die body and extend 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 the die casting, the first insert forms a sidewall of the die cavity.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects: the first insert is connected with the first top plate to form the mold cavity, so that the first insert is more easily corroded and damaged compared with other parts of the inclined top structure, the first insert is detachably connected with the first top plate, and when the first insert is damaged, only the first insert is required to be replaced, and the whole inclined top structure is not required to be replaced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
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 die body and push plate of FIG. 1;
FIG. 3 is an enlarged partial schematic view of the mold body at A of FIG. 2;
FIG. 4 is a schematic view of the product structure with nozzle material in FIG. 1;
FIG. 5 is a schematic view of a portion of the zinc alloy forming die of FIG. 1 showing a hot runner, front mold, rear mold;
FIG. 6 is a schematic view of a partially enlarged structure of the zinc alloy forming die at C in FIG. 5;
FIG. 7 is a schematic view of the structure of the pitched roof of FIG. 1;
FIG. 8 is an exploded schematic view of the pitched roof structure of FIG. 7;
FIG. 9 is a schematic view of the top base of FIG. 7;
FIG. 10 is a schematic view of the configuration of the cooperation between the rear mold and the first and second pitched roof modules according to one embodiment of the present invention;
FIG. 11 is a schematic view of the construction of the first pitched roof assembly of FIG. 7;
FIG. 12 is a schematic view of the first insert of FIG. 11;
FIG. 13 is an enlarged partial schematic view of the first insert at B of FIG. 12;
FIG. 14 is a schematic view of the first insert of FIG. 11;
FIG. 15 is a schematic view of the first insert of FIG. 11;
FIG. 16 is a schematic view of the construction of the second tilt head assembly of FIG. 7;
FIG. 17 is a schematic view of the second insert of FIG. 16;
FIG. 18 is a schematic view of the second insert of FIG. 16;
FIG. 19 is a schematic view of the second insert of FIG. 16;
FIG. 20 is a schematic view showing the structure of the first pipe, the second pipe and the front module according to one embodiment of the present invention;
FIG. 21 is a schematic view of the second conduit structure of FIG. 20;
FIG. 22 is a schematic view showing the construction of a third pipe, a fourth pipe and a rear module according to one embodiment of the present invention;
FIG. 23 is a schematic view of the fourth pipeline structure of FIG. 22;
FIG. 24 is an exploded view of a pipe of the pitched roof construction of one embodiment of the present invention.
The drawing is marked: 10. a die body; 11. a front mold; 111. a through hole; 112. a first front mold cavity; 113. A second front mold cavity; 12. a push plate; 13. a rear mold; 131. a row position slide block; 132. a liquid flow channel; 133. A diversion cavity; 134. a first posterior model cavity; 135. a front-section flow passage; 136. a rear-section flow passage; 14. a first pipe; 141. a second heat conduction section; 142. a third heat conduction section; 143. a first heat conduction section; 151. a second pipe; 152. a first convex tube; 153. a first gap; 154. a first separator; 155. a first space; 156. a second space; 16. a third conduit; 161. a third outer frame; 171. a fourth conduit; 172. a second convex tube; 173. a second gap; 174. a second separator; 175. a third space; 176. a fourth space; 20. an inclined 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 concave portion; 2115. a first groove; 212. a first insert; 2121. a first body portion; 2122. a first vertical portion; 2123. a first abutment surface; 2124. a first bump; 2125. a second abutment surface; 2127. a first constituent surface; 2128. a first portion; 2129. a second portion; 2130. a third portion; 2131. a first ejection position; 2132. a first duct; 2133. a first hole site; 214. a seventh pipe; 215. a fifth pipe; 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 concave portion; 2215. a second groove; 222. a second insert; 2221. a second body portion; 2222. a second vertical portion; 2223. a third abutment surface; 2224. a second bump; 2225. a fourth abutment surface; 2227. a second constituent surface; 2231. a second ejection position; 2232. a second orifice; 2233. a second hole site; 224. a ninth conduit; 225. a sixth pipeline; 226. a tenth pipe; 30. a top base; 31. a chute; 32. a mounting hole; 40. a first transfer block; 41. an eleventh conduit; 50. a product; 60. a second transfer block; 61. a thirteenth conduit; 62. a twelfth duct; 80. a hot runner system; 81. a hot nozzle; 82. a diverter plate; 83. an inner cavity; 84. a liquid inlet.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art without making any inventive effort, are intended to be within the 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 this 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 present 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 die comprises a die 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 therein, and the zinc alloy molten metal is injected into the die cavities to form a product. The hot runner system 80 is connected with the die body 10, and the hot runner system 80 is used for injecting zinc alloy metal melt into the die cavity of the die body 10. The push plate 12 is located on one side of the die body 10. The pitched roof structure 20 has a plurality of pitched roof structures 20 each corresponding to one of the mold cavities, one end of the pitched roof structure 20 movably penetrates 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 toward and contacts the push plate 12. When the zinc alloy forming die is demolded, the push plate 12 can move towards the die body 10 under the pushing of the hydraulic jack post (not shown in fig. 1), and the push plate 12 pushes the inclined ejection structure 20 to move towards the die body 10, so that the product 50 in the die cavity is ejected. The temperature control system is used for controlling the temperature of the die body 10 and the inclined top 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 includes a front mold cavity, the rear mold includes a rear mold cavity, the front mold cavity has a plurality of, the rear mold cavity has a plurality of; 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 demolded, the slide block 131 needs to be shifted so that the product 50 can be ejected smoothly. When the front die 11 and the rear die 13 are closed, a plurality of liquid flow passages 132 are formed in the zinc alloy forming die, and each liquid flow passage 132 is communicated with one die cavity so as to inject molten metal into the die cavity through the liquid flow passage 132. The molten metal mentioned above and the molten metal mentioned later may be zinc alloy molten metal, and the zinc alloy molten metal forms the product 50 in the mold cavity. The aforementioned product 50 and the later-mentioned product 50 may each be a zinc alloy casting obtained by shaping a zinc alloy metal melt in a mold cavity.
Referring to fig. 2 and 5 and 6, the liquid flow channels 132 are arranged on the same plane, and the infusion direction of the hot nozzle 81 is perpendicular to the plane of the liquid flow channels 132. Specifically, when the front mold 11 is aligned with the rear mold 13, a flow guiding cavity 133 is formed inside the mold body 10, the hot nozzle 81 is communicated with the liquid flow channels 132 through one flow guiding cavity 133, and the molten metal enters the flow guiding cavity 133 from the hot nozzle 81 and then is split into a plurality of liquid flow channels 132 from the flow guiding cavity 133.
The liquid flow path 132 includes a front flow path 135 and a rear flow path 136. The front-section runner 135 extends in an arc shape, specifically, the front-section runner 135 extends in an arc shape on the parting surface of the rear die 13, which is beneficial to improving the fluency of the flow of the molten metal and reducing the probability of the molten metal being involved in the air; the liquid inlet end of the front section runner 135 is communicated with the liquid outlet of the hot nozzle 81. The liquid inlet end of the back-stage runner 136 is communicated with the liquid outlet end of the front-stage runner 135, the liquid outlet end of the back-stage runner 136 is communicated with the mold cavity, the back-stage runner 136 extends along the tangential direction of one end of the front-stage runner 135, which is far away from the hot nozzle 81, so that the smoothness of the molten metal flowing from the front-stage runner 135 to the back-stage runner 136 is improved, and the probability of the molten metal being involved in air can be reduced. The cross-sectional area of the front-section runner 135 gradually decreases along the infusion direction, the speed of the metal melt in the front-section runner 135 is lost along with the flow of the metal melt, the cross-sectional area of the front-section runner 135 is gradually decreased, the metal melt is ensured to be in an accelerated state in the filling process, the metal melt is facilitated to fully enter each mold cavity for molding, and the quality of the product 50 is improved.
Referring to fig. 5 and 6, the hot runner system 80 includes a diverter plate 82, an inner cavity 83 is formed inside the diverter plate 82, the diverter 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 diverter 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 diverter plate 82 so as to guide out the molten metal in the diverter plate 82. The front mold 11 is provided with at least two through holes 111, 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 correspondingly communicated with a plurality of mold cavities one by one through a plurality of liquid flow channels 132, specifically, the hot nozzles 81 are communicated with liquid inlet ends of the liquid flow channels 132, for example, are communicated with 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 communicated with each liquid flow channel 132 through the flow guiding cavity 133, and the molten metal in the hot nozzle 81 flows into the flow guiding cavity 133 first, and then is guided to each liquid flow channel 132 by the flow guiding cavity 133.
Referring to fig. 7 to 10, the tilt head structure 20 includes a first tilt head assembly 21, a second tilt head assembly 22, and a top seat 30, wherein the top seat 30 may be fixed on a side of the push plate 12 facing the rear mold 13 by screws. The structure of the first inclined top component 21 is the same as that of the second inclined top component 22, the first inclined top component 21 and the second inclined top component 22 are symmetrically arranged, and the lower ends of the first inclined top component 21 and the second inclined top component 22 are both in sliding connection with the upper side surface of the top seat 30; wherein, one end of the first inclined top component 21 far away from the top seat 30 and one end of the second inclined top component 22 far away from the top seat 30 movably penetrate through the rear mold 13 and extend into the zinc alloy forming mold, the first inclined top component 21 and the second inclined top component 22 are arranged in a horn shape, the smaller end of the horn shape is close to the top seat 30, when demolding, the push plate 12 (refer to fig. 1) pushes the top seat 30, the top seat 30 pushes the first inclined top component 21 and the second inclined top component 22, and the first inclined top component 21 and the second inclined top component 22 jointly push out the product 50 in the mold cavity.
Referring to fig. 8 to 11, the first inclined top assembly 21 includes a first top plate 211 and a first insert 212, the first top plate 211 has a long plate shape, the first top 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 two ends of the first top plate 211 in a length direction. The first end 2113 movably penetrates the rear mold 13 and extends into the mold body 10, the second end 2112 is slidably connected with the top seat 30, in one possible solution, the upper side surface of the top seat 30 is provided with a sliding groove 31, specifically, the sliding groove 31 is located at one side of the top seat 30 away from the push plate 12, the section of the sliding groove 31 is T-shaped, the second end 2112 is provided with a T-shaped first sliding block 2111, the first sliding block 2111 can slide along the sliding groove 31, and the first top plate 211 is slidably connected with the sliding groove 31 through the first sliding block 2111, so that the first inclined top assembly 21 is slidably connected with the sliding groove 31. First insert 212 is removably coupled to a side of first end 2113 facing second angled roof assembly 22 to facilitate replacement of first insert 212. When the zinc alloy forms the mold casting, the first insert 212 forms a sidewall of the mold cavity.
Referring to fig. 8, the first top plate 211 and the top seat 30 are obliquely arranged, an included angle between the second end 2112 of the first top plate 211 and the top seat 30 is set, and the first end 2113 of the first top plate 211 obliquely penetrates the rear mold 13.
Referring to fig. 11, a first recess 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 recess 2114, so as to limit the first insert 212, and improve the mounting accuracy of the first insert 212.
The first recess 2114 is L-shaped, and the first recess 2114 may position 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 first vertical abutment surface 2123 and a second horizontal abutment surface 2125, the first insert 212 includes a first bump 2124, the first bump 2124 is T-shaped, and the first bump 2124 is disposed on the first abutment surface 2123; specifically, the first insert 212 includes a first main body 2121, a first vertical portion 2122 is disposed on a side of the first main body 2121 facing the second end 2112, a first abutment surface 2123 is formed on a side of the first main body 2121 facing the first top plate 211, a first formation surface 2127 is formed on a side of the first main body 2121 facing away from the first top plate 211, and the first formation surface 2127 forms a side wall of the mold cavity; the first forming surface 2127 is provided with a first ejection position 2131 for ejecting the product 50 upon demolding.
The longitudinal direction of the first insert 212 is perpendicular to the longitudinal direction of the first top plate 211.
First hole sites 2133 are formed at two ends of the first insert 212 in the length direction, and the first hole sites 2133 are positioned at one side of the first insert 212 away from the first forming surface 2127; the first insert 212 is internally provided with a first hole 2132 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.
The first recess 2114 is provided with a first groove 2115 on a vertical side surface thereof, the first groove 2115 is T-shaped, and when the first insert 212 is mounted in the first recess 2114, the first bump 2124 is engaged with the first groove 2115 and can be fixed by a screw or bolt. Specifically, the first top plate 211 is provided with three holes which penetrate through the first groove 2115 and are arranged in a triangle shape, the holes can be used for the screws or bolts to pass through, and a threaded hole matched with the holes is arranged on one side of the first insert 212 adjacent to the first top plate 211 so as to be in threaded connection with the screws or bolts.
Referring to fig. 12 and 13, the first ejection position 2131 includes a first portion 2128, a second portion 2129, and a third portion 2130, the second portion 2129 is formed in a stepped shape on a side of the first constituent surface 2127 away from the second end 2112, the first portion 2128 and the third portion 2130 are formed on both sides of the second portion 2129 in the longitudinal direction, the first portion 2128 and the third portion 2130 each form a convex edge shape, and the first portion 2128 and the third portion 2130 are located obliquely below the second portion 2129. During die casting of the zinc alloy forming die, the molten liquid is cooled and formed along the profiles of the first part 2128, the second part 2129 and the third part 2130, and when the product 50 is taken off the die, the first part 2128, the second part 2129 and the third part 2130 apply force to the frame of the product 50 at the same time, so that the stress of the product 50 is more uniform, and deformation or surface damage of the product 50 is avoided.
The second abutment surface 2125 is formed on a side of the first vertical portion 2122 toward the second end 2112; the first abutment surface 2123 abuts against a vertical side surface of the first recess 2114, and the second abutment surface 2125 abuts against 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 for the first forming surface 2127 of the first insert 212 are high when the first insert 212 is machined, and since the first forming surface 2127 and the first contact surface 2123 can be polished simultaneously in this technical scheme, the machining errors allowed for the first forming surface 2127 and the first contact surface 2123 can be properly relaxed, and the machining difficulty can be reduced.
Referring to fig. 8, 9 and 16, the second pitched roof assembly 22 includes a second top plate 221 and a second insert 222, the second top plate 221 is in a long plate shape, the second top 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 top 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 with the top seat 30, in one possible 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, the second top plate 221 is slidably connected with the sliding groove 31 through the second slide block 2211, and further the second inclined top assembly 22 is slidably connected with the sliding groove 31. The second insert 222 is detachably connected to a side of the third end 2213 facing the first pitched roof component 21 to facilitate replacement of the second insert 222. When the zinc alloy is formed into a die casting, the second insert 222 is disposed opposite the first insert 212, and the second insert 222 and the first insert 212 constitute opposite sidewalls of the die cavity, which can be understood as: the first insert 212 and the second insert 222 form two opposing side walls of a mold cavity, and a lower side wall, an upper side wall, and side walls of the other two peripheral surfaces 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, a third end 2213 of the second top plate 221 obliquely penetrates through the rear mold 13, and an included angle between the second top plate 221 and the top seat 30 is formed. 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 inclined top assembly 21 and the second inclined top assembly 22 are arranged in a horn shape, the smaller end of the horn shape faces the top seat 30, and the first end 2113 and the second end 2112 are located at the larger end of the horn shape, so that 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 be 8-16 degrees. In 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, the distance between the first end 2113 of the first top plate 211 and the third end 2213 of the second top plate 221 is gradually increased under the limit of the rear mold 13, and synchronously, the second end 2112 of the first top plate 211 and the fourth end 2212 of the second top plate 221 move along the chute 31, and the distance between the second end 2112 and the fourth end 2212 is gradually increased. The first insert 212 and the second insert 222 are moved toward the front mold 11 under the driving of the first top plate 211 and the second top plate 221, and the distance between the first insert 212 and the second insert 222 is gradually increased, so that the product 50 is ejected toward the front mold 11, and the product 50 is released from the first insert 212 and the second insert 222, thereby facilitating the removal of the product 50.
Referring to fig. 16 to 19, a second recess 2214 is formed on 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, so as to limit the second insert 222.
Wherein the second recess 2214 is L-shaped, the second recess 2214 may 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 third vertical abutment surface 2223, a fourth transverse abutment surface 2225, and a second formation surface 2227, specifically, the second insert 222 includes a second body portion 2221, the lower side of the second body portion 2221 extends downward to form a second vertical portion 2222, the third abutment surface 2223 is formed on a side surface of the second body portion 2221 away from the first top plate 211, and the second formation surface 2227 is a side surface of the second body portion 2221 adjacent to the first top plate 211; the fourth abutment surface 2225 is formed on a side of the second vertical portion 2222 adjacent to the fourth end 2212; the second insert 222 includes a second bump 2224, the second bump 2224 is T-shaped, and the second bump 2224 is disposed on the third abutment 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, and the second insert 222 is defined by both surfaces, so that the second insert 222 is positioned more preferably.
Further, in order to ensure the dimensional requirements of the mold cavity, the accuracy requirements for the second forming surface 2227 of the second insert 222 are high when the second insert 222 is machined, and since the second forming surface 2227 and the third contact surface 2223 can be polished simultaneously in the present embodiment, the machining errors allowed for the second forming surface 2227 and the third contact surface 2223 can be properly relaxed, and the machining difficulty can be reduced. The second forming surface 2227 is provided with a second ejection position 2231, and the structure of the second ejection position 2231 is the same as that of the first ejection position 2131. Upon demolding, the second ejection location 2231 ejects the product 50 together with the first ejection location 2131.
Wherein, the length direction of the second insert 222 is perpendicular to the length direction of the second top plate 221.
Second hole sites 2233 are formed at two ends of the second insert 222 in the length direction, and the second hole sites 2233 are located at one side of the second insert 222 away from the second forming surface 2227; the second insert 222 is internally provided with a second hole 2232 along the length direction, one end of the second hole 2232 penetrates through one end wall of the second insert 222, and the second hole 2233 is communicated with the second hole 2232.
A second groove 2215 is formed in a vertical side surface of the second recess 2214, the second groove 2215 is T-shaped, and when the second insert 222 is mounted in the second recess 2214, the second projection 2224 is engaged with the second groove 2215 and fixed by a screw or bolt. Specifically, the second top plate 221 is provided with three holes arranged in a triangle through the second groove 2215, the holes can be used for the screws or bolts to pass through, and a threaded hole matched with the holes is arranged on one side of the second insert 222 adjacent to the second top plate 221 so as to be in threaded connection with the screws or bolts.
Referring to fig. 20 to 24, the temperature control system includes a first pipe 14, a second pipe 151, a third pipe 16, a fourth pipe 171, a fifth pipe 215, a sixth pipe 225, a seventh pipe 214, an eighth pipe 216, a ninth pipe 224, a tenth pipe 226, an eleventh pipe 41, a twelfth pipe 62, and a thirteenth pipe 61 for infusion independently of each other. The heat conducting oil can be injected into each pipeline, and the side wall of the pipeline exchanges heat with the heat conducting oil in the pipeline. The first pipe 14 and the second pipe 151 are provided through the front mold 11 so as to exchange heat with the front mold 11; the front mold 11 is provided with holes for inserting the first pipe 14 and the second pipe 151. The third and fourth pipes 16 and 171 are penetrated through the rear mold 13 so as to exchange heat with the rear mold 13; the rear mold 13 is provided with holes for inserting the third pipe 16 and the fourth pipe 171. The fifth pipe 215, the sixth pipe 225, the seventh pipe 214, the eighth pipe 216, the ninth pipe 224, the tenth pipe 226, the eleventh pipe 41, the twelfth pipe 62, and the thirteenth pipe 61 are all provided at 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 one embodiment, the number of first pipes 14 is four, and each 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 pipe 14 includes 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 connected to the second heat conduction section 142 and the third heat conduction section 141, and a liquid inlet end and a liquid outlet end of the first pipe 14 are respectively disposed on the second heat conduction section 142 and the third heat conduction section 141, wherein the liquid inlet end of the first pipe 14 is disposed on the second heat conduction section 142, the liquid outlet end of the first pipe 14 is disposed on the third heat conduction section 141, and heat conduction oil enters from the second heat conduction section 142, then flows through the first heat conduction section 143, and finally flows out from the third heat conduction section 141. The first heat conductive section 143 abuts the sidewall of the through hole 111 so as to exchange heat with the sidewall of the through hole 111. The first heat conductive section 143 may be a spiral tube shape spirally wound along the circumferential direction of the through hole 111, or may be a plate shape or other shapes, and in one embodiment, the first heat conductive section 143 has an arc-shaped plate shape extending along the circumferential direction of the through hole 111, so that the contact area between the first heat conductive section 143 and the sidewall of the through hole 111 may be increased, so as to obtain a more efficient heat exchange efficiency. An arc-shaped plate-shaped inner cavity 83 matched with the outline 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 more efficiently.
During die casting of the zinc alloy forming die, heat conduction oil is injected into the second heat conduction section 142, flows through the first heat conduction section 143, and finally flows out of the third heat conduction 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 raise the temperature of the front mold 11, and in the transfer stage, the heat of the heat conduction oil can be reduced; because the hot nozzle 81 has a higher 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, and 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 heat conductive section 141 is identical in structure to the second heat conductive section 142, and the pipe diameter of the second heat conductive section 142 is identical to the pipe section diameter of the third heat conductive section 141; the second heat conductive section 142 and the third heat conductive section 141 are symmetrically disposed at two sides of the first heat conductive section 143.
The second heat conductive section 142 is bent in the 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 have the same structure, the first front mold cavity 113 and the second front mold cavity 113 are both positioned on a first plane, and the first plane is parallel to the parting surface 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, the first plane being parallel to the second plane. The first front mold cavity 113 is located within an orthographic projection of the first outer frame formed on the first plane, and in one possible implementation, the shape of the first outer frame is a square frame with three borders. The second heat conduction section 142 can heat or cool the back side of the first front mold cavity 112 more uniformly, so as to adjust the temperature of the first front mold cavity 112. In order to obtain a superior temperature regulation effect for the first front mold cavity 112, the distance between the first plane and the second plane is two to three times the pipe section diameter of the second heat conduction section 142.
The third heat conductive section 141 is located at a second plane, at which the third heat conductive 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 conduction section 141 can heat or cool the back side of the second front mold cavity 113 more uniformly, so as to adjust the temperature of the second front mold cavity 113.
Referring to fig. 20 and 21, the second pipe 151 is inserted in 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 site for the second pipe 151 to penetrate, the second pipe 151 is communicated with a first protruding pipe 152, the first protruding pipe 152 is inserted in the front mold 11, and one end of the first protruding pipe 152 away from the second pipe 151 extends towards the front mold cavity. The heat transfer oil is injected from one end of the second pipe 151, then flows through the first pipe 152, and finally is discharged from the other end of the first pipe 14. In one possible scheme, the second pipeline 151 is linear, the second pipeline 151 is located at one side of the second plane where the first pipeline 14 is located, far away from the parting plane of the front mould 11, the first convex pipe 152 is linear, the first convex pipe 152 is vertical to the second pipeline 151, one end of the first convex pipe 152 is communicated with the second pipeline 151, the port of the other end of the first convex pipe 152 is closed, the inner cavity of the first convex pipe 152 is provided with a strip-shaped first 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 is abutted against the side wall of the inner cavity 83 of the second pipeline 151 so as to prevent heat conduction oil from flowing axially along the second pipeline 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, far away from the second pipeline 151, the first partition plate 154 separates 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 is far away from the first gap 153 of the first space 153, and one end of the first space 153 is far away from the second gap 153 is far away from the inner cavity 153 of the first space 153; 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 flows into the first space 155 under the barrier action of the first partition 154, then flows into the second space 156 through the first gap 153, and finally flows to the liquid outlet end of the second pipe 151. The end of the first convex tube 152 far away from the second pipe 151 corresponds to a thicker part of the cavity wall of the front mold cavity so as to perform heat exchange with the part, thereby achieving the effect of maintaining the temperature of the front mold cavity. The first protruding pipes 152 may be provided in plurality, and each of the first protruding pipes 152 corresponds to one front mold cavity.
Referring to fig. 22 and 23, the third duct 16 is bent in a third plane to form at least one third outer frame 161, the third plane being located on a side of the rear mold cavity away from the parting plane of the rear mold 13, the third plane being parallel to the parting plane of the rear mold 13. The rear mold cavities include at least first rear mold cavities 134, the number of the first rear mold cavities 134 is the same as the number of the third outer frames, the first rear mold cavities 134 are located in a fourth plane, the third plane is parallel to the fourth plane, the third plane is located at one side of the fourth plane 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 cavities 134 are located in the orthographic projection of the third outer frame formed on the fourth plane, and the third duct 16 can heat or cool the backside of the first rear mold cavities 134 more uniformly, thereby adjusting the temperature of the first rear mold cavities 134. In one possible implementation, the number of the third outer frames 161 may be two, and the heat-conducting oil enters from the liquid inlet end of the third pipeline 16, then flows through the two third outer frames 161 sequentially, and finally is discharged from the liquid outlet end of the third pipeline 16. In order to obtain a superior temperature adjusting effect for the first rear mold cavity 134, the distance between the third plane and the fourth plane is two to three times the pipe diameter of the third outer frame.
The fourth pipe 171 is communicated with a second convex pipe 172, the second convex pipe 172 is arranged in the rear mould 13 in a penetrating way, and one end of the second convex pipe 172 far away from the fourth pipe 171 extends towards the parting surface of the rear mould 13. The heat transfer oil is injected from one end of the fourth pipe 171, then flows through the second convex pipe 172, and finally is discharged from the other end of the fourth pipe 171. In one possible implementation, the fourth pipe 171 is linear, the second convex pipe 172 is vertical to the fourth pipe 171, one end of the second convex pipe 172 is communicated with the fourth pipe 171, the other end port of the second convex pipe 172 is closed, the inner cavity of the second convex pipe 172 is provided with a strip-shaped second partition plate 174, the second partition plate 174 extends along the length direction of the second convex pipe 172, one end of the second partition plate 174 is abutted against the inner cavity side wall of the fourth pipe 171 to prevent the heat conduction oil from flowing along the axial direction of the fourth pipe 171, a second gap 173 is formed between the other end of the second partition plate 174 and the inner wall of the end part of the second convex pipe 172 far away from the fourth pipe 171, the inner cavity of the second convex pipe 172 is divided into a third space 175 and a fourth space 176 by the second partition plate 174, the third space 175 is communicated with the fourth space 176 through the second gap 173, one end of the third space 175 far away from the second gap 173 is communicated with the inner cavity of the fourth pipe 171, and the fourth space 176 is far away from the inner cavity 171 communicated with the end of the second gap 173; when the heat-conducting oil is injected into the liquid inlet end of the fourth pipeline 171, the heat-conducting oil in the fourth pipeline 171 flows into the third space 175 under the blocking action of the second partition plate 174, then flows into the fourth space 176 through the second gap 173, and finally flows to the liquid outlet end of the fourth pipeline 171. Wherein the number of the second protruding pipes 172 corresponds to the number of the through holes 111, and the end of the second protruding pipe 172 away from the fourth pipe 171 corresponds to the projection of the through holes 111 on the parting surface of the rear mold 13 so as to perform heat exchange with the part.
Referring to fig. 8 and 24, the fifth pipe 215 is disposed through the first insert 212, and specifically, the fifth pipe 215 is disposed through the first hole 2132 of the first insert 212; in the die casting of the zinc alloy forming die, heat conduction oil can be introduced into the fifth pipeline 215, and the heat of the heat conduction oil is transferred to the first insert 212 through the side wall of the fifth pipeline 215, so that the fifth pipeline 215 heats the first insert 212, the first forming surface 2127 of the first insert 212 can keep stable temperature, and when molten metal contacts the first forming surface 2127, deformation is not easy to occur due to lower temperature, therefore, the invention is suitable for some zinc alloy products 50 with higher requirements on surface precision. In addition, when the temperature of the molten metal is higher, the fifth pipeline 215 can also take away part of the heat of the molten metal, which is beneficial to cooling and forming of the molten metal. In one embodiment, in the die casting stage of the zinc alloy forming die, heat conduction 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 in the cooling and forming stage of the molten metal, heat conduction oil with a lower temperature can be 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 conduit 215 extends along the length of the first insert 212, the fifth conduit 215 is disposed through the first bore 2132, and a distance between the fifth conduit 215 and the first forming face 2127 of the first insert 212 is 0.5 to 1 times a diameter length of the fifth conduit 215. This allows the fifth conduit 215 to more easily exchange heat with the first constituent surface 2127.
Wherein, two seventh pipelines 214 are arranged on the first top plate 211 in a penetrating way, two ends of the fifth pipeline 215 are communicated with one seventh pipeline 214 through an eighth pipeline 216, and diameters of the seventh pipeline 214, the eighth pipeline 216 and the fifth pipeline 215 are the same. In operation, heat transfer oil is supplied to one of the seventh pipes 214, flows along one of the eighth pipes 216 into the fifth pipe 215, and then flows out of the other eighth pipe 216 and the other seventh pipe 214. The seventh duct 214 may heat the first top plate 211 to reduce a temperature difference between the first top plate 211 and the rear mold 13 and the front mold 11.
Wherein, two seventh ducts 214 are symmetrically arranged in parallel to each other at both sides of the width direction of the first top plate 211 so that the seventh ducts 214 can uniformly heat the top plate. Specifically, holes are formed on both sides of the first top plate 211 in the length direction, and the holes are used for inserting the seventh pipe 214.
One end of the eighth pipe 216 is disposed in the first hole position 2133 of the first insert 212 and is communicated with the fifth pipe 215, and the other end of the eighth pipe 216 is disposed in the first end 2113 of the first top plate 211 and is communicated with the seventh pipe 214. The eighth conduit 216 is detachably connected to the seventh conduit 214, and the eighth conduit 216 is detachably connected to the fifth conduit 215. This may facilitate connecting the seventh conduit 214 with the fifth conduit 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 opening of the eighth pipe 216, when the eighth pipe 216 is connected with the seventh pipe 214, the pipe opening section of the eighth pipe 216 is inserted into the inner cavity 83 of the seventh pipe 214, the pipe opening end wall of the seventh pipe 214 is abutted against the shaft shoulder of the eighth pipe 216, and in order to improve the tightness, a sealing gasket (not shown in the figure) can be arranged at the positions of the shaft shoulder and the pipe opening end wall of the seventh pipe 214; the connection between the eighth conduit 216 and the fifth conduit 215 is identical to the connection between the eighth conduit 216 and the seventh conduit 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 compression of the eighth conduit 216 by the first insert 212, and the eighth conduit 216 is secured without additional fasteners, with a simple and quick installation process.
The sixth pipe 225 is arranged in the second pore canal 2232 of the second insert 222 in a penetrating manner; when the zinc alloy forming die is cast, heat conduction oil can be introduced into the sixth pipeline 225, and the heat of the heat conduction oil is transferred to the second insert 222 through the side wall of the sixth pipeline 225, so that the sixth pipeline 225 heats the second insert 222, the second forming surface 2227 of the second insert 222 can keep stable temperature, and when molten metal contacts the second forming surface 2227, deformation is not easy to occur due to lower temperature, therefore, the invention is suitable for some zinc alloy products 50 with higher requirements on certain surface precision. In addition, when the temperature of the molten metal is higher, the sixth pipeline 225 can also take away part of the heat of the molten metal, which is beneficial to the liquid cooling and molding of the molten metal. In one embodiment, in the die casting stage of the zinc alloy forming die, heat conducting oil is injected into the sixth pipe 225 to heat the sixth pipe 225 and further maintain or increase the temperature of the second insert 222, and in the molten metal cooling forming stage, cold oil may be injected into the sixth pipe 225 to cool the sixth pipe 225 and further remove 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 diameter length of the sixth conduit 225. This may allow the sixth conduit 225 to more easily exchange heat with the second constituting surface 2227.
Wherein, two ninth pipelines 224 are arranged on the second top plate 221 in a penetrating way, two ends of the sixth pipeline 225 are communicated with one ninth pipeline 224 through a tenth pipeline 226, and 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, flows along one of the tenth pipes 226 into the sixth pipe 225, and then flows out of the other of the tenth pipes 226 and the other of the ninth pipes 224. The ninth duct 224 may heat the second top plate 221, reducing a temperature difference between the second top plate 221 and the rear mold 13 and the front mold 11.
Wherein two ninth ducts 224 are symmetrically arranged in parallel to each other at both sides of the width direction of the second top plate 221 so that the ninth ducts 224 can uniformly heat the second top plate 221. Specifically, holes are formed on both sides of the second top plate 221 in the length direction, and the holes are used for inserting the ninth pipe 224.
One end of the tenth pipe 226 is inserted into the second hole 2233 and is communicated with the sixth pipe 225, and the other end of the tenth pipe 226 is inserted into the second top plate 221 and is communicated with the ninth pipe 224. The tenth conduit 226 is detachably connected to the ninth conduit 224, and the tenth conduit 226 is detachably connected to the sixth conduit 225. This may facilitate connecting the ninth conduit 224 with the sixth conduit 225. As a possible technical solution, two pipe ends of the tenth pipe 226 are stepped, so that a shaft shoulder can be formed at the pipe orifice of the tenth pipe 226, when the tenth pipe 226 is joined with the ninth pipe 224, the pipe orifice section of the tenth pipe 226 is inserted into the inner cavity 83 of the ninth pipe 224, the pipe orifice end wall of the ninth pipe 224 abuts against the shaft shoulder of the tenth pipe 226, and in order to improve the tightness, a sealing gasket (not shown in the figure) can be disposed at the positions of the shaft shoulder and the pipe orifice end wall of the ninth pipe 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 conduit 226 is defined between the sixth conduit 225 and the ninth conduit 224 by the compression of the tenth conduit 226 by the second insert 222, and the tenth conduit 226 is secured without additional fasteners, with a simple and quick installation process.
The application also comprises two eleventh conduits 41; one end of the eleventh pipe 41 is disposed through the second end 2112 of the first top plate 211 and communicates with the seventh pipe 214. When the conduction oil is injected from one of the eleventh pipes 41, the conduction oil passes through the seventh pipe 214, the eighth pipe 216, and the fifth pipe 215 in this order, 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 pipe 41 is inserted into the second end 2112 of the first top plate 211 along the horizontal direction and is communicated with the seventh pipe 214, and the eleventh pipe 41 and the seventh pipe 214 are detachably connected, wherein further, as a possible scheme, the end of the eleventh pipe 41 is in a stepped shaft shape, the port of the eleventh pipe 41 forms a shaft shoulder, the lower port of the seventh pipe 214 is sealed, the circumferential side wall of the lower end of the second pipe 151 extends out of a pipe orifice along the horizontal direction, when in assembly, the port of the eleventh pipe 41 is inserted into the pipe orifice inner cavity 83, the pipe orifice end wall is abutted on the shaft shoulder of the eleventh pipe 41, and a sealing gasket (not shown in the figure) is arranged at the shaft shoulder of the port of the eleventh pipe 41 so as to improve the connection tightness. The eleventh pipeline 41 and the second pipeline 151 are spliced, so that the flexibility of pipeline arrangement can be improved, and the pipeline installation is convenient.
The present application further includes two twelfth pipes 62, one end of the twelfth pipe 62 is disposed in the fourth end 2212 of the second top plate 221 in a penetrating manner, the twelfth pipe 62 extends along the length direction of the second top plate 221, the twelfth pipe 62 is connected to the ninth pipe 224, wherein the twelfth pipe 62 and the ninth pipe 224 are detachably connected, as a possible specific technical scheme, an end of the twelfth pipe 62 is in a stepped shaft shape, a port of the tenth pipe 62 is inserted into a lower port of the ninth pipe 224, an end wall of the lower port of the ninth pipe 224 abuts against a shaft shoulder formed by the end of the twelfth pipe 62, and the shaft shoulder is provided with a sealing gasket (not shown in the figure) to improve the connection tightness. The twelfth pipeline 62 and the ninth pipeline 224 are connected in a spliced mode, so that the flexibility of pipeline arrangement can be improved, and the pipeline installation is convenient.
As a further optimization scheme, the application further comprises:
a first adapter block 40, a second adapter block 60, two thirteenth pipes 61;
The first adapter block 40 is fixed on the side of the second end 2112 away from the second top plate 221, the first adapter block 40 may be square, so that the first adapter block 40 is convenient to be mounted on the second end 2112, and the first adapter block 40 may be fixed on the second end 2112 by a screw; one end of the eleventh conduit 41 extends through the first adapter block 40 and communicates with one of the seventh conduits 214 and is secured to the first adapter block 40, wherein as a possible solution, an interference fit is provided between one end of the eleventh conduit 41 and the first adapter block 40 to secure the eleventh conduit 41 to the first adapter block 40. The first adapter block 40 is used to fix the eleventh pipe 41 to the second end 2112, so as to prevent the connection end of the eleventh pipe 41 from loosening relative to the second end 2112, thereby affecting the connection tightness. When the first adapter block 40 is fixed to the second end 2112, the first adapter block 40 performs a pressing action on the eleventh pipe 41, so that the pipe end of the eleventh pipe 41 is closely abutted against the seventh pipe 214, to improve the connection tightness between the eleventh pipe 41 and the seventh pipe 214.
The second adapter 60 is located on a side of the top base 30 away from the second pitched roof component 22, and as a possible solution, the second adapter 60 is square, and a hole (not shown in fig. 1) for accommodating the second adapter 60 is formed in the push plate 12, so that the second adapter 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 positioned at two sides of the chute 31, the radial section of the mounting hole 32 is in a long strip shape, one end of the twelfth pipeline 62 far away from the second inclined top assembly 22 penetrates through the through hole 111 and then is arranged in the second adapter block 60 in a penetrating manner, and interference fit between the twelfth pipeline 62 and the second adapter block 60 can be realized so as to fix the twelfth pipeline 62 on the second adapter block 60; one end of the thirteenth pipe 61 is inserted into the second adapter block 60, and interference fit may be formed between the thirteenth pipe 61 and the second adapter block 60, so as to fix the thirteenth pipe 61 on the second adapter block 60. The thirteenth pipe 61 is perpendicular to the twelfth pipe 62, the end of the thirteenth pipe 61 in the second adapter 60 is communicated with the end of the twelfth pipe 62 in the second adapter 60, as a possible solution, the end of the thirteenth pipe 61 is in a stepped shaft shape, the end of the thirteenth pipe 61 forms a shaft shoulder, the lower port of the twelfth pipe 62 is sealed, the circumferential side wall of the lower end of the twelfth pipe 62 extends out of the pipe orifice in the horizontal direction, the port of the thirteenth pipe 61 is inserted into the pipe orifice cavity 83, the end wall of the pipe orifice abuts against the shaft shoulder of the thirteenth pipe 61, and a sealing gasket (not shown in fig. 24) can be arranged at the shaft shoulder to improve the connection tightness. When the second top plate 221 moves along the chute 31, the twelfth pipe 62 can move along the length direction of the through hole 111, and the twelfth pipe 62 drives the second adapter 60 and the thirteenth pipe 61. The twelfth pipeline 62 and the thirteenth pipeline 61 in the scheme are connected in a spliced mode, so that the flexibility of pipeline arrangement can be improved, and the pipeline installation is facilitated.
While the invention has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (8)
1. An oblique top structure for zinc alloy forming die, zinc alloy forming die includes the mould body, the mould body includes front mould, rear mould, the mould body is equipped with the mould die cavity, its characterized in that includes:
A top base;
a first top plate including opposite first and second ends, the first end movably extending through the rear mold and into the mold body; the second end is connected with the top seat;
a first insert removably coupled to the first end; when the zinc alloy forming die casting is manufactured, the first insert forms the side wall of the die cavity;
A first concave part is formed in one side, facing the die cavity, of the first end, and the first insert is mounted in the first concave part so as to limit the first insert;
The first concave part is L-shaped; the first insert includes: a first body portion; the first vertical part is arranged on one side of the first main body part, which faces the second end; a first contact surface formed on a side of the first body portion facing the first top plate; the second abutting surface is formed on one side of the first vertical part, which faces the second end; wherein the first abutting surface abuts against a vertical side surface of the first concave portion, and the second abutting surface abuts against a lateral side surface of the first concave portion;
The zinc alloy forming die comprises a temperature control system, wherein the temperature control system is used for controlling the temperature of the die body and the inclined roof structure, and comprises a fifth pipeline, a sixth pipeline, a seventh pipeline and an eighth pipeline which are mutually independent in transfusion, and are arranged on the inclined roof structure and perform heat exchange with the inclined roof structure; the fifth pipeline is arranged in the first pore canal of the first insert in a penetrating mode, two seventh pipelines are arranged on the first top plate in a penetrating mode, and two ends of the fifth pipeline are communicated with one seventh pipeline through one eighth pipeline.
2. The pitched roof structure of claim 1, wherein a first groove is formed in a vertical side surface of the first recess, the first insert further comprises a first bump, the first bump is disposed on the first abutment surface, and the first groove is matched with the first bump.
3. The pitched roof structure of claim 1, wherein the first top plate is disposed obliquely with respect to the top seat; the sliding groove is formed in the top seat, the second end of the sliding groove comprises a first sliding block, and the first sliding block is matched with the sliding groove.
4. 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 can movably penetrate through the rear die and extend into the die body, and the fourth end is in sliding connection with the top seat;
The second insert is detachably connected with the third end, and forms the side wall of the die cavity when the zinc alloy is molded into the die casting; the second insert and the first insert form two opposite side walls of the die cavity.
5. The pitched roof structure of claim 4 wherein the second top plate is the same structure as the first top plate and the second insert is the same structure as the first insert.
6. The pitched roof structure of claim 5, wherein the first top plate and the second top plate are arranged in a horn shape, and the smaller end of the horn shape faces the top seat;
the top seat is provided with a 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.
7. The pitched roof 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 position, a second position and a third position, the second position is formed on one side of the first forming surface, which is far away from the second end, in a step shape, and the first position and the third position are formed on two sides of the second position in the length direction.
8. A zinc alloy forming die, comprising a die body and at least one pitched roof structure according to any one of claims 1 to 7, wherein the die body comprises a die cavity, the die body comprises a front die and a rear die, the front die has a front die cavity, the rear die has a rear die cavity, and the die cavity is formed by combining the front die cavity and the rear die cavity.
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| CN201910443062.2A CN110076317B (en) | 2019-05-26 | 2019-05-26 | Inclined roof structure and zinc alloy forming die comprising same |
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| CN201910443062.2A CN110076317B (en) | 2019-05-26 | 2019-05-26 | Inclined roof structure and zinc alloy forming die comprising same |
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| CN110076317A CN110076317A (en) | 2019-08-02 |
| CN110076317B true CN110076317B (en) | 2024-08-02 |
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| CN210475476U (en) * | 2019-05-26 | 2020-05-08 | 深圳市宝田精工塑胶模具有限公司 | Pitched roof structure and zinc alloy forming die comprising same |
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|---|---|---|---|---|
| JP3828065B2 (en) * | 2002-10-11 | 2006-09-27 | 株式会社デンソー | Die casting mold |
| WO2014175019A1 (en) * | 2013-04-22 | 2014-10-30 | 本田技研工業株式会社 | Casting mold |
| CN103407039A (en) * | 2013-08-15 | 2013-11-27 | 无锡市新区伟创利模具厂 | Pitched-roof mold insert structure of die |
| CN205673561U (en) * | 2016-06-03 | 2016-11-09 | 浙江兴三星五金有限公司 | A kind of kirsite pressure casing mould |
| CN206011620U (en) * | 2016-08-10 | 2017-03-15 | 武汉联镇科技有限公司 | A kind of inclined-ejection core pulling mechanism of injection mold |
| CN206662235U (en) * | 2017-01-11 | 2017-11-24 | 深圳市梦之坊通信产品有限公司 | Die casting |
| CN207465792U (en) * | 2017-10-31 | 2018-06-08 | 深圳市立品塑胶模具制品有限公司 | A kind of Quick ejection structure of back-off structure |
| CN207889052U (en) * | 2018-02-09 | 2018-09-21 | 惠州市裕盈科技有限公司 | A kind of straight backform tool |
-
2019
- 2019-05-26 CN CN201910443062.2A patent/CN110076317B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210475476U (en) * | 2019-05-26 | 2020-05-08 | 深圳市宝田精工塑胶模具有限公司 | Pitched roof structure and zinc alloy forming die comprising same |
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| CN110076317A (en) | 2019-08-02 |
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