阅读说明：本技术 一种薄片吸气剂环压铸定型模具 (Die-casting and shaping die for thin getter ring ) 是由 吴文一 于 2021-08-19 设计创作，主要内容包括：本发明公开了一种薄片吸气剂环压铸定型模具,包括上模组和下模组,上模组包括插座、上压板、上模座、上凸模和上凸模固定板,下模组包括凹模、下凸模固定板、下凸模、下凸模支架、型芯、型芯固定板和型芯垫板；本发明由上模组和下模组组成,结构简单,且各个部件之间的组合安装过程均采用不锈钢螺栓和螺母锁紧,操作方便组装效率高；施压结束后,下模组的下凸模将薄片吸气剂环从下模组的中心孔内顶出,完成薄片吸气剂环的压制,薄片吸气剂环的脱模速度快,生产效率高；在上模组对下模组施压时,确保上模组始终处于竖直向下移动的状态,不会出现水平方向上的偏差,这样可提高上模组与下模组合模的准确性,提高薄片吸气剂环的生产质量。(The invention discloses a thin sheet getter ring die-casting and shaping die which comprises an upper die set and a lower die set, wherein the upper die set comprises a socket, an upper pressure plate, an upper die holder, an upper convex die and an upper convex die fixing plate; the invention is composed of an upper module and a lower module, has simple structure, adopts stainless steel bolts and nuts to lock in the process of assembling and mounting all the components, is convenient to operate and has high assembling efficiency; after the pressing is finished, the lower male die of the lower die set ejects the sheet getter ring out of the central hole of the lower die set, so that the pressing of the sheet getter ring is finished, the demoulding speed of the sheet getter ring is high, and the production efficiency is high; when last module is exerted pressure to lower module, ensure to go up the module and be in vertical downwardly moving's state all the time, the ascending deviation of horizontal direction can not appear, can improve the accuracy of last module and lower mould composite mold like this, improve the production quality of thin slice getter ring.)

1. The utility model provides a thin slice getter ring die-casting design mould, includes module and lower module, its characterized in that: the upper die set comprises a socket (1), an upper pressing plate (9), an upper die base (4), an upper convex die (6) and an upper convex die fixing plate (8), the socket (1) is fixed at the upper end of the upper pressing plate (9) through four groups of first bolt assembling parts, each first bolt assembling part comprises a first bolt (3) and a first nut (2), and the first bolts (3) sequentially penetrate through the upper pressing plate (9) and corresponding round holes in the socket (1) from bottom to top and then are locked through the first nuts (2);

the upper pressing plate (9) comprises a left semicircular pressing plate seat and a right semicircular pressing plate seat (91), the upper die base (4) comprises an upper fixing seat (41), the middle part of the lower end of the upper fixing seat (41) is connected with a lower fixing seat (42) through a middle column (43), and the upper fixing seat (41) is fixed between the left semicircular pressing plate seat and the right semicircular pressing plate seat (91);

the upper male die (6) extends into a first counter bore (81) in the middle of the upper male die fixing plate (8), the upper male die fixing plate (8) is fixed at the bottom of the lower fixing seat (42) through four groups of second bolt assemblies, each second bolt assembly comprises a second bolt (7) and a second nut (5), and the second bolts (7) sequentially penetrate through corresponding round holes in the upper male die fixing plate (8) and the lower fixing seat (42) from bottom to top and then are locked through the second nuts (5);

the lower die set comprises a female die (10), a lower punch fixing plate (11), a lower punch (12), a lower punch support (13), a core (14), a core fixing plate (15) and a core backing plate (17);

the lower punch support (13) comprises a cylindrical support (131), the middle of the cylindrical support (131) is provided with a mounting groove (132), the lower punch (12) penetrates through and extends out of a second counter sink (110) in the middle of the lower punch fixing plate (11), and the lower punch fixing plate (11) is fixed to the top of the cylindrical support (131);

the female die (10) covers the top of the lower male die support (13), the core fixing plate (15) is clamped in the mounting groove (132), and the upper end of the core (14) penetrates through the core fixing plate (15), the cylindrical support (131), the lower male die (12) and the middle of the female die (10) to extend out;

the mold core backing plate (17) is fixed at the lower end of the mold core fixing plate (15) through a third bolt (16), and the top of the third bolt (16) is screwed at the bottom of the female mold (10).

2. The die-casting and shaping die for the thin getter ring as claimed in claim 1, wherein: the socket (1) comprises an upper circular seat (101) and a lower circular seat (102), the upper circular seat (101) and the lower circular seat (102) are connected through a connecting column (103), and the upper circular seat (101), the lower circular seat (102) and the connecting column (103) are integrally formed.

3. The die-casting and shaping die for the thin getter ring as claimed in claim 1, wherein: the inner side of the semicircular pressure plate seat (91) is provided with a semicircular counter bore (92), and the upper fixing seat (41) is fixed in the semicircular counter bore (92) on the semicircular pressure plate seat (91).

4. The die-casting and shaping die for the thin getter ring as claimed in claim 1, wherein: the upper male die (6) comprises a limiting seat (61) fixed to the top of a first counter sink (81), the lower end of the limiting seat (61) is connected with a bottom barrel (63) through a middle barrel (62), cylindrical holes (64) are formed in the middle barrel (62) and the bottom barrel (63), and exhaust holes (65) communicated with the cylindrical holes (64) are formed in the side edge of the middle barrel (62).

5. The die-casting and shaping die for the thin getter ring as claimed in claim 1, wherein: the bottom of the cylindrical support (131) is provided with a semicircular fixing base (133) which is integrally formed with the cylindrical support.

6. The die-casting and shaping die for the thin getter ring as claimed in claim 1, wherein: through holes are formed in two sides of the top of the cylindrical support (131), and the long bolt (134) is screwed in the corresponding threaded hole in the lower punch retainer (11) through the through holes.

Technical Field

The invention relates to the technical field of die-casting shaping dies, in particular to a die-casting shaping die for a thin getter ring.

Background

Getters are alloy products of transition metals and their manufacture into useful getter products has been a research project for those skilled in the art. The surface and the inside of the getter can form pores with different sizes, so that the contact area with active gas is increased, the gas suction efficiency of a getter sheet is increased, the shapes of the getters are various, one of the getters is a sheet getter ring, and a pressure casting shaping mold is required to be used for pressing the getter ring into the sheet getter ring.

Disclosure of Invention

The invention aims to provide a die-casting and shaping die for a thin getter ring, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a die-casting and shaping die for a thin getter ring comprises an upper die set and a lower die set, wherein the upper die set comprises a socket, an upper pressure plate, an upper die holder, an upper convex die and an upper convex die fixing plate;

the upper pressing plate comprises a left semicircular pressing plate seat and a right semicircular pressing plate seat, the upper die seat comprises an upper fixing seat, the middle part of the lower end of the upper fixing seat is connected with a lower fixing seat through a middle column, and the upper fixing seat is fixed between the left semicircular pressing plate seat and the right semicircular pressing plate seat;

the upper male die extends into a first counter bore in the middle of the upper male die fixing plate, the upper male die fixing plate is fixed at the bottom of the lower fixing seat through four groups of second bolt assemblies, each second bolt assembly comprises a second bolt and a second nut, and the second bolts sequentially penetrate through corresponding round holes in the upper male die fixing plate and the lower fixing seat from bottom to top and are locked through the second nuts;

the lower die set comprises a female die, a lower male die fixing plate, a lower male die support, a core fixing plate and a core backing plate;

the lower punch support comprises a cylindrical support, a mounting groove is formed in the middle of the cylindrical support, the lower punch penetrates through and extends out of a second counter sink in the middle of a lower punch fixing plate, and the lower punch fixing plate is fixed to the top of the cylindrical support;

the female die is covered on the top of the lower male die support, the core fixing plate is clamped in the mounting groove, and the upper end of the core penetrates through the core fixing plate, the cylindrical support, the lower male die and the middle of the female die and extends out;

the mold core backing plate is fixed at the lower end of the mold core fixing plate through a third bolt, and the top of the third bolt is in threaded connection with the bottom of the female mold.

The socket comprises an upper circular seat and a lower circular seat, the upper circular seat and the lower circular seat are connected through a connecting column, and the upper circular seat, the lower circular seat and the connecting column are integrally formed.

The inner side of the semicircular pressure plate seat is provided with a semicircular counter bore, and the upper fixing seat is fixed in the semicircular counter bore on the semicircular pressure plate seat. Therefore, the upper pressing plate and the upper die holder can be conveniently and stably connected through the fixation of the upper fixing seat;

the upper male die comprises a limiting seat fixed at the top of the first counter sink, the lower end of the limiting seat is connected with a bottom barrel through a middle barrel, cylindrical holes are formed in the middle barrel and the bottom barrel, and exhaust holes communicated with the cylindrical holes are formed in the side edge of the middle barrel. When the mold core of the lower mold set is inserted into the cylindrical hole, the limiting effect is achieved, so that when the upper mold set applies pressure to the lower mold set, the upper mold set is ensured to be always in a vertically downward moving state, deviation in the horizontal direction is avoided, the accuracy of the upper mold set and the lower mold combined mold can be improved, and the production quality of the sheet getter ring is improved;

the bottom of the cylindrical support is provided with a semicircular fixing base which is integrally formed with the cylindrical support. The overall structural strength of the lower punch support can be improved, meanwhile, the semicircular fixing base can provide a stable supporting effect for the cylindrical support, and the stability is high after the lower punch support is installed;

through holes are formed in two sides of the top of the cylindrical support, and the long bolt is screwed in the corresponding threaded hole in the lower male die fixing plate through the through holes. The long bolt penetrates through the lower convex die support to lock the lower convex die fixing plate.

Compared with the prior art, the invention has the beneficial effects that: the thin sheet getter ring die-casting and shaping mold disclosed by the invention is composed of an upper die set and a lower die set, the structure is simple, and the combined installation process of all parts is locked by adopting stainless steel bolts and nuts. The assembly operation is convenient, and the assembly efficiency is high;

after the upper die set is pressed, the lower male die of the lower die set is used for ejecting the sheet getter ring out of the central hole of the lower die set, so that the pressing of the sheet getter ring is completed, the demoulding speed of the sheet getter ring is high, and the production efficiency is high;

when last module is exerted pressure to lower module, ensure to go up the module and be in vertical downwardly moving's state all the time, the ascending deviation of horizontal direction can not appear, can improve the accuracy of last module and lower mould composite mold like this, improve the production quality of thin slice getter ring.

Drawings

FIG. 1 is a schematic view of a first three-dimensional structure of an upper die set and a lower die set of the present invention in combination;

FIG. 2 is a schematic view of a second three-dimensional structure of the upper and lower modules of the present invention when used in combination;

FIG. 3 is an exploded view of the upper module of the present invention;

FIG. 4 is a schematic structural diagram of the socket of the present invention;

FIG. 5 is an exploded view of the upper platen of the present invention;

FIG. 6 is a schematic structural view of the upper die base of the present invention;

FIG. 7 is a schematic structural view of an upper punch of the present invention;

FIG. 8 is a schematic structural view of an upper punch retainer plate according to the present invention;

FIG. 9 is a schematic perspective view of the mounting of the upper male die and the upper male die fixing plate according to the present invention;

FIG. 10 is a schematic perspective view of the assembled upper male mold, upper male mold fixing plate and upper mold base of the present invention;

FIG. 11 is a schematic perspective view of the upper platen and the upper mold base of the present invention after installation;

FIG. 12 is a schematic perspective view of the upper platen, the upper die holder and the socket of the present invention after being mounted;

FIG. 13 is a schematic perspective view of the upper module of the present invention;

FIG. 14 is an exploded view of the lower module of the present invention;

FIG. 15 is a schematic structural view of a lower punch retaining plate according to the present invention;

FIG. 16 is a schematic view of the construction of a lower punch holder according to the present invention;

FIG. 17 is a schematic perspective view of the core, core plate and core shim plate of the present invention shown after installation;

FIG. 18 is a schematic perspective view of the core, core retainer plate, core shim plate, lower punch carrier, lower punch retainer plate and lower punch of the present invention shown after assembly;

FIG. 19 is a schematic view of a first perspective structure of the lower module according to the present invention;

FIG. 20 is a schematic side view of the lower module according to the present invention;

fig. 21 is a schematic view of a sheet getter ring.

In the figure: 1. a socket; 101. an upper circular seat; 102. a lower circular seat; 103. connecting columns; 2. a first nut; 3. a first bolt; 4. an upper die holder; 41. an upper fixed seat; 42. a lower fixed seat; 43. a middle column; 5. a second nut; 6. an upper male die; 61. a limiting seat; 62. an intermediate barrel; 63. a bottom barrel; 64. a cylindrical bore; 65. an exhaust hole; 7. a second bolt; 8. an upper male die fixing plate; 81. a first counterbore; 9. an upper pressure plate; 91. a semicircular pressure plate seat; 92. a semicircular counter bore; 10. a female die; 11. a lower punch fixing plate; 110. a second counterbore; 12. a lower male die; 13. a lower punch holder; 131. a cylindrical support; 132. mounting grooves; 133. a semicircular fixed base; 134. a long bolt; 14. a core; 15. a core fixing plate; 16. a third bolt; 17. and a core backing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-20, the present invention provides a technical solution: a die-casting and shaping die for a sheet getter ring comprises an upper die set and a lower die set, wherein the upper die set comprises a socket 1, an upper pressure plate 9, an upper die base 4, an upper convex die 6 and an upper convex die fixing plate 8, the socket 1 is fixed at the upper end of the upper pressure plate 9 through four groups of first bolt assemblies, each first bolt assembly comprises a first bolt 3 and a first nut 2, and the first bolt 3 sequentially penetrates through corresponding round holes in the upper pressure plate 9 and the socket 1 from bottom to top and then is locked through the first nut 2;

the upper pressing plate 9 comprises a left semicircular pressing plate seat 91 and a right semicircular pressing plate seat 91, the upper die holder 4 comprises an upper fixing seat 41, the middle part of the lower end of the upper fixing seat 41 is connected with a lower fixing seat 42 through a middle column 43, and the upper fixing seat 41 is fixed between the left semicircular pressing plate seat 91 and the right semicircular pressing plate seat 91;

the upper male die 6 extends into a first counter bore 81 in the middle of the upper male die fixing plate 8, the upper male die fixing plate 8 is fixed at the bottom of the lower fixing seat 42 through four groups of second bolt assemblies, each second bolt assembly comprises a second bolt 7 and a second nut 5, and the second bolts 7 sequentially penetrate through corresponding round holes in the upper male die fixing plate 8 and the lower fixing seat 42 from bottom to top and are locked through the second nuts 5;

the lower die set comprises a female die 10, a lower punch fixing plate 11, a lower punch 12, a lower punch support 13, a core 14, a core fixing plate 15 and a core backing plate 17;

the lower punch holder 13 comprises a cylindrical holder 131, the middle of the cylindrical holder 131 is provided with a mounting groove 132, the lower punch 12 extends through a second counter sink 110 in the middle of the lower punch fixing plate 11, and the lower punch fixing plate 11 is fixed on the top of the cylindrical holder 131;

the female die 10 covers the top of the lower male die bracket 13, the core fixing plate 15 is clamped in the mounting groove 132, and the upper end of the core 14 penetrates and extends out of the core fixing plate 15, the cylindrical bracket 131, the lower male die 12 and the middle of the female die 10;

the core backing plate 17 is fixed at the lower end of the core fixing plate 15 by a third bolt 16, and the top of the third bolt 16 is screwed at the bottom of the female die 10.

The socket 1 comprises an upper circular seat 101 and a lower circular seat 102, the upper circular seat 101 is connected with the lower circular seat 102 through a connecting column 103, and the upper circular seat 101, the lower circular seat 102 and the connecting column 103 are integrally formed.

A semicircular counter bore 92 is formed in the inner side of the semicircular pressure plate seat 91, and the upper fixing seat 41 is fixed in the semicircular counter bore 92 formed in the semicircular pressure plate seat 91. Thus, the upper fixing seat 41 can be fixed, so that the upper pressing plate 9 and the upper die holder 4 can be stably connected conveniently;

the upper male die 6 comprises a limiting seat 61 fixed at the top of a first counter sink 81, the lower end of the limiting seat 61 is connected with a bottom barrel 63 through a middle barrel 62, cylindrical holes 64 are formed in the middle barrel 62 and the bottom barrel 63, and exhaust holes 65 communicated with the cylindrical holes 64 are formed in the side edge of the middle barrel 62. Thus, when the mold core 14 of the lower mold set is inserted into the cylindrical hole 64, the limiting effect is achieved, so that when the upper mold set applies pressure to the lower mold set, the upper mold set is ensured to be always in a vertically downward moving state, and deviation in the horizontal direction is avoided, so that the accuracy of the upper mold set and the lower mold combined mold can be improved, and the production quality of the sheet getter ring is improved;

the bottom of the cylindrical bracket 131 is provided with a semicircular fixing base 133 integrally formed therewith. Therefore, the overall structural strength of the lower punch support 13 can be improved, meanwhile, the semicircular fixing base 133 can provide a stable supporting effect for the cylindrical support 131, and the stability is high after the lower punch support 13 is installed;

through holes are formed in two sides of the top of the cylindrical support 131, and the long bolt 134 is screwed in the corresponding threaded hole in the lower punch retainer 11 through the through holes. The long bolt 134 passes through the lower punch support 13 to lock the lower punch fixing plate 11.

The sheet getter ring shown in fig. 21 has an inner diameter of 2mm, an outer diameter of 4mm, and a thickness of 0.2mm to 0.3 mm.

The thin sheet getter ring die-casting and shaping mold is a shaping mold for producing a thin sheet getter ring and consists of an upper mold set and a lower mold set. The upper module and the lower module realize the functions of filling and pressing through the central positioning hole. The central hole of the lower die set is filled with getter alloy powder, the feeding depth is 1.1mm, the upper die set applies pressure, and the pressure is 1.5 tons to 1.6 tons. And after the upper die set is pressed, the lower die 12 of the lower die set pushes the sheet getter ring out of the central hole of the lower die set, and the pressing of the sheet getter ring is finished.

The whole assembling process of the thin sheet getter ring die-casting shaping die adopts stainless steel bolts and nuts for locking (namely the first bolt 3, the first nut 2, the second bolt 7, the second nut 5 and the third bolt 16), the assembling operation is convenient, and the assembling efficiency is high.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.