CN115213383A - Casting mould of scissors production - Google Patents

Casting mould of scissors production Download PDF

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Publication number
CN115213383A
CN115213383A CN202210790250.4A CN202210790250A CN115213383A CN 115213383 A CN115213383 A CN 115213383A CN 202210790250 A CN202210790250 A CN 202210790250A CN 115213383 A CN115213383 A CN 115213383A
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China
Prior art keywords
die
mounting groove
base
groove
ring platform
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CN202210790250.4A
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CN115213383B (en
Inventor
黎光明
黎勇
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Chongqing Qiaofeng Hardware Manufacturing Co ltd
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Chongqing Qiaofeng Hardware Manufacturing Co ltd
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Publication of CN115213383A publication Critical patent/CN115213383A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D33/00Equipment for handling moulds
    • B22D33/04Bringing together or separating moulds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D35/00Equipment for conveying molten metal into beds or moulds
    • B22D35/04Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention belongs to the technical field of casting molds, and particularly relates to a casting mold for producing scissors, which comprises an upper mold base and a lower mold base, wherein the upper mold base is provided with an upper mold cavity, the lower mold base is provided with a lower mold cavity, the upper mold base is provided with a casting gate, the upper mold base is provided with an upper ring platform, the lower mold base is provided with a lower ring platform, a positioning mechanism and a clamping mechanism are arranged between the upper ring platform and the lower ring platform, the positioning mechanism comprises a positioning rod, the positioning rod penetrates through the upper mold base and the upper ring platform in a sliding manner, the clamping mechanism comprises a first mounting groove, a through groove and a sliding block, the first mounting groove is arranged on the upper ring platform, the through groove is arranged on the lower ring platform, the sliding block is connected with the first mounting groove in a sliding manner, a heat-resistant elastic air bag is connected between the first mounting groove and the sliding block, and an elastic clamping assembly is arranged inside the lower end of the sliding block; the invention solves the problem that when the upper die base and the lower die base of the existing alloy die are combined, in order to ensure the stability of die combination, the upper die base and the lower die base need to be fixed by manual operation, which is relatively complicated.

Description

Casting mould of scissors production
Technical Field
The invention belongs to the technical field of casting molds, and particularly relates to a casting mold for producing scissors.
Background
The scissors are the articles for daily use of a life, it is multi-purpose to cut off or cut the paper, cloth etc., the constitution structure of scissors is also fairly simple, it is a articulated shearing structure in X shape middle part wholly, relatively simple metal supplies to the scissors like this structure, add the cast mode that adopts more to carry out the integral type machine-shaping man-hour, traditional scissors casting process adopts sand casting, come the die cavity to forming the scissors through the sand lining, this kind of technology is after the casting is accomplished, need destroy the sand mould, consequently, be not suitable for large-scale production, the casting process that has been applicable to large-scale production usually goes on through the alloy mold, the die cavity can not damage when demolishing the mould, simultaneously the alloy mold has good moulding, non-deformable.
However, in actual use of the existing alloy mold, the existing alloy mold is usually positioned only by a positioning rod, an external die assembly device drives an upper mold base and a lower mold base to be assembled, in order to ensure stability of assembling, manual operation is needed to fix the upper mold base and the lower mold base, and therefore the existing alloy mold is complex, and a casting mold produced by scissors is provided.
Disclosure of Invention
The purpose of the invention is: the casting die aims at providing a casting die for producing scissors, and aims to solve the problem that when an upper die base and a lower die base of an existing alloy die are closed, in order to ensure the stability of closing the die, the upper die base and the lower die base are required to be fixed through manual operation, and the problem is complex.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a casting die for producing scissors comprises an upper die holder and a lower die holder, wherein an upper die cavity is arranged at the bottom of the upper die holder, a lower die cavity corresponding to the upper die cavity is arranged on the upper side of the lower die holder, the upper die cavity of the upper die holder can be matched with the lower die cavity of the lower die holder to form a molding cavity of the scissors, a casting opening corresponding to the upper die cavity is further formed in the upper side of the upper die holder, molten metal can be introduced into the molding cavity of the scissors through the casting opening to be cooled and molded, an upper ring table is further fixedly arranged on the upper side of the upper die holder, a lower ring table corresponding to the upper ring table is further fixedly arranged on the lower side of the lower die holder, and a positioning mechanism and a plurality of clamping mechanisms are arranged between the upper ring table and the lower ring table; the positioning mechanism comprises two positioning rods, the two positioning rods are symmetrically arranged on two sides of the lower ring platform, extend upwards and sequentially penetrate through the upper die base and the upper ring platform in a sliding manner, and are used for positioning the upper ring platform and the lower ring platform, so that the upper die base and the lower die base can be positioned in a die closing process, and the deviation is avoided; each clamping mechanism all includes first mounting groove, leads to groove and slider, first mounting groove sets up in the edge of upper ring platform and run through downwards, it sets up in to lead to the groove the lower ring platform and with first mounting groove phase-match, the slider with first mounting groove sliding connection, slider can slide from top to bottom for first mounting groove, first mounting groove upside inner wall with be connected with heat-resisting elasticity gasbag between the slider upper end, heat-resisting elasticity gasbag has expansibility when increasing including the pressure, has contractility when reducing interior pressure, the inside elasticity joint subassembly that is provided with of slider lower extreme, under the conventional status, heat-resisting elasticity gasbag is in the contraction state, the slider takes in the first mounting groove, the elasticity joint subassembly is in inside the slider.
Elasticity joint subassembly is including second mounting groove, buckle and first spring, second mounting groove extending direction with the slider axial is mutually perpendicular, the buckle with second mounting groove sliding connection, the buckle with pass through between the second mounting groove first spring elastic connection.
The edge of the upper ring platform is further provided with a strip-shaped limiting groove, the strip-shaped limiting groove is communicated with the first mounting groove, and a limiting sliding block matched with the strip-shaped limiting groove is fixedly arranged on the upper side of the sliding block.
And the upper ring table is also provided with a pressure valve corresponding to the first mounting groove, and the pressure valve is communicated with the heat-resistant elastic air bag.
The upper die base is fixedly connected with a plurality of heat conduction copper sheets, and each heat conduction copper sheet is fixedly connected with the upper ring platform.
The die comprises an upper die base, a lower die base and a die assembly mechanism, wherein the upper die base is fixedly connected with the die assembly mechanism and the die assembly mechanism, the die assembly mechanism comprises a first sleeve and a first slide bar, the first sleeve is fixedly connected with the upper side of the upper die base, the first slide bar is sleeved inside the first sleeve in a sliding mode, a bar-shaped positioning groove is formed in the first sleeve, a positioning slide block matched with the bar-shaped positioning groove is fixedly arranged on the first slide bar, and the first slide bar is connected with external die assembly equipment.
The form removal mechanism is including base and lifting support, the base with the die holder is connected with a plurality of first fixed connecting rods jointly, a plurality of second sleeves of lifting support upper end fixedly connected with, the second sleeve with lead to the groove phase-match, the buckle processing be with second sleeve terminal surface assorted wedge, a plurality of second slide bars of lifting support lower extreme fixedly connected with, the base is fixed be equipped with the corresponding third sleeve of second slide bar, the lifting support symmetry is provided with L shape connecting rod, two L shape connecting rod upper end all is provided with first pin, first slide bar symmetry be provided with the second pin of first pin upside looks butt, the lifting support with be connected with the second spring jointly between the base, the second spring will under the elastic action lifting support's each the second sleeve with the lower ring platform offsets tightly.
When using, at first with upper die base and die holder compound die, under the location of locating lever, can avoid the compound die to take place the skew, it constitutes the shaping chamber of scissors with the lower die cavity to go up the die cavity this moment, heat-resisting elasticity gasbag is still in conventional shrink state this moment, after people get into the shaping chamber of scissors with fused metal through the sprue gate, because fused metal temperature is high, the upper die base generates heat, make the platform of honoring be heated, at this moment, the inside heat-resisting elasticity gasbag of first mounting groove is heated, make the air in the heat-resisting elasticity gasbag sharply rise the temperature and increase in, make the heat-resisting elasticity gasbag expand fast, release first mounting groove and logical groove in proper order with the slider is quick, elasticity joint subassembly still is located inside the slider under the blockking of first mounting groove inner wall and logical inslot wall, the second mounting groove until the slider lower extreme can just break away from logical groove, elasticity joint subassembly pops out, through the buckle with upper die base and die holder chucking, need not artificial operation at this in-process can automatic fixation, the operation has simplified operation.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic view of the general structure of a first embodiment of a casting mold for scissors production according to the present invention;
FIG. 2 is a schematic view of a casting mold according to a first embodiment of the present invention;
FIG. 3 is an enlarged view of the clamping mechanism at A of FIG. 2;
FIG. 4 is a schematic structural view of an upper die holder and a lower die holder of a first embodiment of a casting die for scissors production according to the present invention;
FIG. 5 is a schematic structural diagram of a heat conducting copper sheet and a pressure valve in a second embodiment of a casting mold for scissors production according to the present invention;
FIG. 6 is a schematic view of the overall structure of a third embodiment of the casting mold for scissors production according to the present invention;
FIG. 7 is an enlarged view of the structure at B of FIG. 6 at the first sleeve and the first slide bar;
the main element symbols are as follows:
the first embodiment is as follows: the device comprises an upper die holder 100, a lower die holder 101, an upper die cavity 102, a lower die cavity 103, a casting opening 104, an upper ring platform 105, a lower ring platform 106, a positioning rod 107, a first mounting groove 108, a through groove 109, a sliding block 110, a heat-resistant elastic air bag 111, a second mounting groove 112, a buckle 113, a first spring 114, a strip-shaped limiting groove 115 and a limiting sliding block 116;
the second embodiment: a pressure valve 200 and a heat conducting copper sheet 201;
example three: the device comprises a first sleeve 300, a first slide bar 301, a strip-shaped positioning groove 302, a positioning slide block 303, a base 304, a lifting support 305, a first fixed connecting rod 306, a second sleeve 307, a second slide bar 308, a third sleeve 309, an L-shaped connecting rod 310, a first stop lever 311, a second stop lever 312 and a second spring 313.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
The first embodiment is as follows:
as shown in fig. 1 to 4, a casting mold for scissors production includes an upper mold base 100 and a lower mold base 101, an upper mold cavity 102 is disposed at the bottom of the upper mold base 100, a lower mold cavity 103 corresponding to the upper mold cavity 102 is disposed at the upper side of the lower mold base 101, a casting opening 104 corresponding to the upper mold cavity 102 is further disposed at the upper side of the upper mold base 100, an upper ring table 105 is further fixedly disposed at the upper side of the upper mold base 100, a lower ring table 106 corresponding to the upper ring table 105 is further fixedly disposed at the lower side of the lower mold base 101, and a positioning mechanism and a plurality of clamping mechanisms are disposed between the upper ring table 105 and the lower ring table 106;
the positioning mechanism comprises two positioning rods 107, the two positioning rods 107 are symmetrically arranged at two sides of the lower ring table 106, and the positioning rods 107 extend upwards and sequentially slide through the upper die holder 100 and the upper ring table 105;
each clamping mechanism comprises a first mounting groove 108, a through groove 109 and a slider 110, wherein the first mounting groove 108 is arranged at the corner of the upper ring platform 105 and penetrates downwards, the through groove 105 is arranged at the lower ring platform 106 and is matched with the first mounting groove 108, the slider 110 is in sliding connection with the first mounting groove 108, the slider 110 can slide up and down relative to the first mounting groove 108, a heat-resistant elastic air bag 111 is connected between the inner wall of the upper side of the first mounting groove 108 and the upper end of the slider 110, the heat-resistant elastic air bag 111 has expansibility when internal pressure increases, and has contractibility when internal pressure decreases, an elastic clamping component is arranged inside the lower end of the slider 110, the heat-resistant elastic air bag 111 is in a contraction state under a normal state, the slider 110 is accommodated in the first mounting groove 108 and is positioned inside the slider 110, the elastic clamping component comprises a second mounting groove 112, a buckle 113 and a first spring 114, the extension direction of the second mounting groove 112 is vertical to the axial direction of the slider 110, the buckle 113 is in sliding connection with the second mounting groove 112, the first mounting groove 113 is in elastic connection with the second mounting groove 112, the bar-shaped limiting groove 115, the bar-shaped mounting groove 115 is also arranged at the corner of the upper ring platform 105, the bar-shaped mounting groove 115, and the slider 108 are communicated with the bar-shaped limiting groove 116, and communicated with the bar-shaped limiting groove 108.
In this embodiment, the upper mold cavity 102 of the upper mold base 100 can be matched with the lower mold cavity 103 of the lower mold base 101 to form a molding cavity of the scissors, the molten metal can be introduced into the molding cavity of the scissors through the casting opening 104 to be cooled and molded, and the positioning rod 107 is used for positioning the upper ring table 105 and the lower ring table 106, so that the upper mold base 100 and the lower mold base 101 can be positioned in a matching process, and the offset is avoided;
in an initial state, the upper die holder 100 is far away from the lower die holder 101 and is positioned on the upper side of the lower die holder 101, the heat-resistant elastic air bag 111 is in a conventional contraction state, so that the sliding block 110 is completely positioned in the first mounting groove 108 and cannot extend out of the upper die holder 100, and the elastic clamping component compresses the first spring 114 under the blocking of the first mounting groove 108, so that the buckle 113 is accommodated in the second mounting groove 112, and the elastic clamping component is prevented from being damaged when the die is not used;
when the scissors are used, the upper die holder 100 and the lower die holder 101 are firstly assembled, the assembled die can be prevented from deviating under the positioning of the positioning rod 107, the upper die cavity 102 and the lower die cavity 103 form a molding cavity of the scissors, the heat-resistant elastic air bag 111 is still in a conventional contraction state at the moment, after people enter molten metal into the molding cavity of the scissors through the casting opening 104, the upper die holder 100 generates heat because the molten metal is extremely high in temperature, the upper ring platform 105 is heated, the heat-resistant elastic air bag 111 in the first mounting groove 108 is heated at the moment, the air in the heat-resistant elastic air bag 111 is rapidly heated and the internal pressure is increased, the heat-resistant elastic air bag 111 is rapidly expanded, the slide block 110 is rapidly and sequentially pushed out of the first mounting groove 108 and the through groove 109, the elastic clamping component is still positioned in the slide block 110 under the blocking of the inner wall of the first mounting groove 108 and the inner wall of the through groove 109 until the limiting slide block 116 of the slide block 110 completely slides to the lower end of the strip-shaped limiting groove 115, the second mounting groove 112 at the lower end of the slide block 110 can be separated from the slide block 110, the slide block 110 can be just not be clamped by the first spring 114 of the clamping component, the clamping block 113, the upper die holder 100 and the lower die holder 101 can be automatically fixed in a simplified process shown in a drawing 2, and a simplified drawing;
after cooling and forming, the internal pressure of the heat-resistant elastic air bag 111 is reduced to the initial level, people press the buckles 113 in sequence, so that the buckles 113 are retracted into the second mounting groove 112 again, the heat-resistant elastic air bag 111 is immediately retracted elastically, the sliding blocks 110 are retracted into the first mounting groove 108 again, and at the moment, the upper die base 100 can be opened upwards relative to the lower die base 101;
the casting mould of scissors production of this embodiment, when upper die base and die holder do not use, the slider, heat-resisting elasticity gasbag and elasticity joint subassembly can not stretch out the upper ring platform, it is impaired to avoid the elasticity joint subassembly, and at upper die base and die holder compound die, behind leading-in molten metal, under the inflation of heat-resisting elasticity gasbag, release the slider, make elasticity joint subassembly carry out automatic fixation after can be with upper die base and die holder compound die, avoid in the forming process upper die base and die holder because of the casting quality of vibrations influence scissors, people's operation has been simplified simultaneously.
Example two:
on the basis of the first embodiment, the pressure resistance of the heat-resistant elastic airbag 111 and the heat-conducting performance of the upper die holder 100 are further optimized, as shown in fig. 5, the upper ring stage 105 is further provided with a pressure valve 200 corresponding to the first installation groove 108, the pressure valve 200 is communicated with the heat-resistant elastic airbag 111, the upper side of the upper die holder 100 is fixedly connected with a plurality of heat-conducting copper sheets 201, and each heat-conducting copper sheet 201 is fixedly connected with the upper ring stage 105.
After the limiting slide block 116 of the slide block 110 completely slides to the lower end of the strip-shaped limiting groove 115, the heat-resistant elastic airbag 111 is still continuously heated, the internal pressure is continuously increased, which easily causes the heat-resistant elastic airbag 111 to be damaged due to the excessive internal pressure, therefore, the pressure valve 200 is arranged, which can automatically start when the internal pressure of the heat-resistant elastic airbag 111 is too large, and the pressure relief of the heat-resistant elastic airbag 111 is performed, thereby avoiding the excessive internal pressure of the heat-resistant elastic airbag 111, and the pressure valve 200 can also manually open a valve port to perform manual pressure relief, meanwhile, each heat-conducting copper sheet 201 can rapidly conduct the heat of the upper die base 100 to the upper ring base 105, thereby enabling the heat-resistant elastic airbag 111 to be rapidly thermally expanded, and enabling the clamping mechanism to operate more rapidly.
Example three:
on the basis of the second embodiment, the die pressing and the die removing during the using process are optimized, as shown in fig. 6 to fig. 7, the upper die base 100 is further fixedly connected with a die pressing mechanism and a die removing mechanism, the die pressing mechanism includes a first sleeve 300 and a first slide bar 301, the first sleeve 300 is fixedly connected with the upper side of the upper die base 100, the first slide bar 301 is slidably sleeved inside the first sleeve 300, the first sleeve 300 is provided with a strip-shaped positioning slot 302, the first slide bar 301 is fixedly provided with a positioning slider 303 matched with the strip-shaped positioning slot 302, the first slide bar 301 is connected with an external die pressing device, the die removing mechanism includes a base 304 and a lifting support 305, the base 304 and the lower die base 101 are jointly connected with a plurality of first fixed connecting rods 306, the upper end of the lifting support 305 is fixedly connected with a plurality of second sleeves 307, the second sleeves 307 are matched with the through grooves 109, the buckles 113 are processed into wedge-shaped surfaces matched with the end surfaces of the second sleeves 307, the lower end of the lifting support 305 is fixedly connected with a plurality of second sliding rods 308, the base 304 is fixedly provided with third sleeves 309 corresponding to the second sliding rods 308, the lifting support 305 is symmetrically provided with L-shaped connecting rods 310, the upper ends of the two L-shaped connecting rods 310 are respectively provided with a first stop lever 311, the first sliding rods 301 are symmetrically provided with second stop levers 312 which are abutted against the upper sides of the first stop levers 311, a second spring 313 is jointly connected between the lifting support 305 and the base 304, and the second sleeves 307 of the lifting support 305 are abutted against the lower ring platform 106 through the second spring 313 under the elastic action.
The lower die holder 101 and the base 304 are fixed into a whole through a first fixed connecting rod 306, before die assembly, a first slide bar 301 of a die pressing mechanism is connected with external die pressing equipment, the lower end of the first slide bar 301 is prevented from being separated from the first slide bar 301 through the action of a strip-shaped positioning groove 302 and a positioning slide block 303 when the upper die holder 100 drives the first sleeve 300 to slide under the action of gravity, at the moment, a second spring 313 jacks up a lifting support 305 through elastic force, so that each second sleeve 307 is tightly abutted against the lower ring platform 106, each second sleeve 307 communicates with each through groove 109 of the lower ring platform 106, and meanwhile, a second stop rod 312 of the first slide bar 301 is positioned above a first stop rod 311 of an L-shaped connecting rod 310;
when the die is closed, the external die pressing equipment is started to drive the first slide bar 301 to move downwards, so that the first sleeve 300 moves downwards along with the first slide bar 301 under the action of gravity, the upper die base 100 and the lower die base 101 are closed, at the moment, the first stop lever 311 is in contact with the second stop lever 312, the first stop lever 311 moves downwards along with the continuous downward movement of the positioning slide block 303 of the first slide bar 301, the first sleeve 300 moves from the upper end to the lower end of the strip-shaped positioning groove 302, in the process, the second stop lever 312 continuously pushes the first stop lever 311 downwards, the lifting support 305 moves downwards, the second spring 313 is compressed, the second sleeve 307 moves downwards to be separated from the lower ring table 106, at the moment, the through groove 109 at the bottom of the lower ring table 106 is not communicated with the second sleeve 307, as shown in fig. 6 and 7, molten metal can be poured, and the clamping mechanism and the elastic clamping assembly clamp and fix the upper die base 100 and the lower die base 101;
after the die assembly and cooling molding are carried out, the external die pressing equipment is started to drive the first slide bar 301 to move from the lower end to the upper end of the strip-shaped positioning groove 302 of the first sleeve 300, at the moment, the second spring 313 gradually rebounds elastically to enable each second sleeve 307 to move upwards, each buckle 113 is processed into a wedge-shaped surface matched with the second sleeve 307, the end surface of the second sleeve 307 is abutted to the buckle 113 under the elastic force of the second spring 313 in the ascending process of the second sleeve 307, so that the buckle 113 is retracted into the second installation groove 112 by overcoming the elastic force of the first spring 114, the heat-resistant elastic air bag 111 retracts to enable the slide block 110 to return into the first installation groove 108 again, the buckle 113 is blocked by the inner wall of the first installation groove 108 and does not extend out any more, the first slide bar 301 moves upwards along with the continuation of the upward movement of the first slide bar 301, the first slide bar 301 drives the first sleeve 300 to move upwards through the matching between the positioning slide block 303 and the strip-shaped positioning groove 302, so that the whole upper die base 100 is pulled to be separated, and the die removal is realized.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (7)

1. The utility model provides a casting mould of scissors production, includes upper die base and die holder, the upper die base bottom is provided with the die cavity, the die holder upside be provided with go up the corresponding lower die cavity of die cavity, the upper die base upside still be provided with go up the corresponding sprue gate of die cavity, its characterized in that: an upper ring table is fixedly arranged on the upper side of the upper die holder, a lower ring table corresponding to the upper ring table is fixedly arranged on the lower side of the lower die holder, and a positioning mechanism and a plurality of clamping mechanisms are arranged between the upper ring table and the lower ring table;
the positioning mechanism comprises two positioning rods, the two positioning rods are symmetrically arranged on two sides of the lower ring platform, and the positioning rods extend upwards and sequentially penetrate through the upper die holder and the upper ring platform in a sliding manner;
each clamping mechanism all includes first mounting groove, leads to groove and slider, first mounting groove sets up the edge of upper ring platform and runs through downwards, it sets up to lead to the groove the lower ring platform and with first mounting groove phase-match, the slider with first mounting groove sliding connection, first mounting groove upside inner wall with be connected with heat-resisting elasticity gasbag between the slider upper end, the inside elasticity joint subassembly that is provided with of slider lower extreme, under the conventional state, heat-resisting elasticity gasbag is in the contraction state, the slider income in the first mounting groove, the elasticity joint subassembly is in inside the slider.
2. A scissors producing casting mold as defined in claim 1, wherein: elasticity joint subassembly is including second mounting groove, buckle and first spring, second mounting groove extending direction with the slider axial is mutually perpendicular, the buckle with second mounting groove sliding connection, the buckle with pass through between the second mounting groove first spring elastic connection.
3. A scissors producing casting mold as defined in claim 2, wherein: the edge of the upper ring platform is further provided with a strip-shaped limiting groove, the strip-shaped limiting groove is communicated with the first mounting groove, and a limiting sliding block matched with the strip-shaped limiting groove is further fixedly arranged on the upper side of the sliding block.
4. A scissor casting mold as claimed in claim 3, wherein: and the upper ring table is also provided with a pressure valve corresponding to the first mounting groove, and the pressure valve is communicated with the heat-resistant elastic air bag.
5. The scissors producing casting mold of claim 4, wherein: the upper die base is fixedly connected with a plurality of heat conduction copper sheets, and each heat conduction copper sheet is fixedly connected with the upper ring platform.
6. A scissor casting mold as claimed in claim 5, wherein: the die comprises an upper die base, a lower die base and a die assembly mechanism, wherein the upper die base is fixedly connected with the die assembly mechanism and the die assembly mechanism, the die assembly mechanism comprises a first sleeve and a first slide bar, the first sleeve is fixedly connected with the upper side of the upper die base, the first slide bar is sleeved inside the first sleeve in a sliding mode, a bar-shaped positioning groove is formed in the first sleeve, a positioning slide block matched with the bar-shaped positioning groove is fixedly arranged on the first slide bar, and the first slide bar is connected with external die assembly equipment.
7. The scissors producing casting mold of claim 6, wherein: the form removal mechanism is including base and lifting support, the base with the die holder is connected with a plurality of first fixed connecting rods jointly, a plurality of second sleeves of lifting support upper end fixedly connected with, the second sleeve with lead to the groove phase-match, the buckle processing be with second sleeve terminal surface assorted wedge, a plurality of second slide bars of lifting support lower extreme fixedly connected with, the base is fixed be equipped with the corresponding third sleeve of second slide bar, the lifting support symmetry is provided with L shape connecting rod, two L shape connecting rod upper end all is provided with first pin, first slide bar symmetry be provided with the second pin of first pin upside looks butt, the lifting support with be connected with the second spring jointly between the base, the second spring will under the elastic action lifting support's each the second sleeve with the lower ring platform offsets tightly.
CN202210790250.4A 2022-07-05 2022-07-05 Casting die for scissors production Active CN115213383B (en)

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CN115213383B CN115213383B (en) 2023-08-22

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