CN204074773U - A kind of cold extrusion molding mould of aluminium matter fire nozzle - Google Patents
A kind of cold extrusion molding mould of aluminium matter fire nozzle Download PDFInfo
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- CN204074773U CN204074773U CN201420425644.0U CN201420425644U CN204074773U CN 204074773 U CN204074773 U CN 204074773U CN 201420425644 U CN201420425644 U CN 201420425644U CN 204074773 U CN204074773 U CN 204074773U
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Abstract
The utility model discloses a kind of cold extrusion molding mould of aluminium matter fire nozzle, comprise top mold frame, lower mold holder, mould bases overcoat, Extruding die, extruding punch, push rod and die cushion block.Extruding die comprises upper cavity die and lower cavity die; The inner cavity surface of upper cavity die is the face of cylinder; The top inner cavity surface of lower cavity die is taper seat, and lower lumen face is the face of cylinder; Extruding die is located at the inner chamber middle and upper part of mould bases overcoat; Extruding punch comprises hollow punch and punch plug, and hollow punch is fixed on the lower surface of top mold frame, and punch plug is arranged in the inner chamber of hollow punch; Hollow punch is straight pipe, and the top of punch plug is cylindrical rod, and middle part is circular cone rod, and bottom is cylindrical rod; Die cushion block is fixed on the lower end of lower mold holder also padding and being located at lower cavity die; Push rod interts successively in the die cavity of lower mold holder, die cushion block and lower cavity die.Fire nozzle cold extrusion molding mould of the present utility model, can make the hollow Taper Pipe of the wall thickness such as complex-shaped band step once extruded.
Description
Technical field
The utility model relates to a kind of cold extrusion die, particularly a kind of cold extrusion molding mould of aluminium matter fire nozzle.
Background technology
Aluminium matter fire nozzle is an important composition part of fire hose, and it is positioned at the end of fire hose, and during fire extinguishing, water sprays from this nozzle.Its structure comparison special (see Fig. 1) is an endoporus is step-like hollow object, the rear portion 10 of nozzle is circular (being connected with fire hose after following process screw thread), the middle part 20 of nozzle is conical tube, the front portion of nozzle is circular tube shaped, and the wall thickness such as whole nozzle requirement and inwall are not processed.The mode of production mainly cold-extrusion technology of nozzle.The hollow pipe that existing cold-extrusion technology is produced is generally straight-through circle wall, and the more difficult processing of open circles Taper Pipe waits the more difficult control when extruding of the conical tube of wall thickness.The applicant have developed a kind of fire nozzle cold extrusion blank (see Fig. 1) of step-like open circles Taper Pipe newly for this reason, namely adopt hollow circular blank by the cooperation of conical punch plug and conical die, once extruded have step-like hollow Taper Pipe cold extrusion blank.The applicant needs correspondingly to research and develop the once extruded cold extrusion die of a kind of fire nozzle for this reason.
Summary of the invention
The purpose of this utility model is in order to the cold extrusion of realize target product is once extruded, a kind of cold extrusion molding mould of aluminium matter fire nozzle is provided, it rational in infrastructure, can realize the once extruded of hollow step conical tube, product size precision reaches drawing requirement completely, and surfaces externally and internally quality is better, inner surface can be reprocessed completely, product inherent quality is good, and intensity is high, and batch production efficiency high-quality is stablized.
The technical scheme realizing above-mentioned purpose is: a kind of cold extrusion molding mould of aluminium matter fire nozzle, and described fire nozzle is the hollow object of step endoporus, and the rear portion of this nozzle is circular, and the middle part of nozzle is conical tube, and the front portion of nozzle is circular tube shaped; Described mould comprises top mold frame, lower mold holder, mould bases overcoat, Extruding die, extruding punch, die cushion block and push rod, wherein,
Described Extruding die comprises the upper cavity die and lower cavity die with different extruding die cavity; The inner cavity surface of described upper cavity die is the face of cylinder; The top inner cavity surface of described lower cavity die is taper seat, and the lower lumen face of described lower cavity die is the face of cylinder; Described Extruding die is located at the inner chamber middle and upper part of described mould bases overcoat;
Described extruding punch comprises hollow punch and punch plug, and described hollow punch is fixed on the lower surface of described top mold frame by punch fixed block, and described punch plug is arranged in the inner chamber of described hollow punch; Described hollow punch is straight pipe, and the top of described punch plug is cylindrical rod, and the middle part of described punch plug is circular cone rod, and the bottom of described punch plug is cylindrical rod,
Described die cushion block is fixed on the lower end of described lower mold holder also padding and being located at described lower cavity die;
Described push rod interts successively in the die cavity of described lower mold holder, die cushion block and described lower cavity die.
The cold extrusion molding mould of above-mentioned aluminium matter fire nozzle, wherein,
The cavity surface of described upper cavity die is the face of cylinder and the rear portion external diameter of internal diameter and described nozzle is adaptive; The shape adaptation of the top cavity surface of described lower cavity die and the center outer surface of described nozzle; The bottom cavity surface of described lower cavity die is the face of cylinder and the lower outer diameter of internal diameter and described nozzle is adaptive, and the lower length of this lower cavity die is greater than the anterior length of described nozzle;
The internal diameter of described hollow punch and the rear portion internal diameter adaptation of described nozzle; Upper diameter and the internal diameter of described hollow punch of described punch plug are that sliding friction coordinates, the center outer surface of described punch plug and the middle part inner cavity surface adaptation of described nozzle; The anterior internal diameter of the lower diameter of described punch plug and described nozzle is adaptive, and the lower length of this punch plug is greater than the anterior length of described nozzle but is less than the lower length of described lower cavity die;
The cold extrusion molding mould of above-mentioned aluminium matter fire nozzle, wherein, the central authorities of the lower surface of described upper cavity die be provided with one with the groove of the form fit of lower cavity die, the top of described lower cavity die is embedded in the groove of upper cavity die, connects into an integral concave mould to make described upper and lower die.
The technical scheme of the cold extrusion molding mould of aluminium matter fire nozzle of the present utility model, make annular blank part by the control of conical lower cavity die and conical punch plug, once extrudedly in the extruding of extruding punch wait the open circles Taper Pipe with the level of wall thickness, decrease molding procedure, greatly improve work efficiency; At guarantee mould compared with under the prerequisite of long life, improve the dimensional stability of cold-extruded part, inherent quality is good, and surfaces externally and internally quality is good, and inner surface can not processed completely, improves raw-material utilization rate, reduces processing capacity, reduces the percent defective of following process.
Accompanying drawing explanation
Fig. 1 is the structure sectional view of aluminium matter fire nozzle cold-extruded part;
Fig. 2 is the structure sectional view of the annular blank part of aluminium matter fire nozzle;
Fig. 3 is the structure sectional view of the cold extrusion molding mould of aluminium matter fire nozzle of the present utility model.
Detailed description of the invention
In order to understand the technical solution of the utility model better, be described in detail by reference to the accompanying drawings below by embodiment particularly:
Refer to Fig. 1, fire nozzle 7 is the hollow object of step endoporus, and the rear portion 71 of this nozzle is circular, and the middle part 72 of nozzle is conical tube, and the front portion 73 of nozzle is circular tube shaped.
Refer to Fig. 3, the cold extrusion molding mould of a kind of aluminium matter fire nozzle of the present utility model comprises top mold frame 1, lower mold holder 3, mould bases overcoat 2, Extruding die, extruding punch, push rod 6 and die cushion block 5, wherein:
Extruding die is located at the inner chamber middle and upper part of mould bases overcoat 2; Extruding die comprises the upper cavity die 51 and lower cavity die 52 with different extruding die cavity; The inner cavity surface of upper cavity die 51 is the face of cylinder; The top inner cavity surface of lower cavity die 52 is taper seat, and the lower lumen face of lower cavity die 52 is the face of cylinder; The central authorities of the lower surface of upper cavity die 51 be provided with one with the groove of the form fit of lower cavity die 52, the top of lower cavity die 52 is embedded in the groove of upper cavity die 51, connects into an integral concave mould to make upper and lower die 51,52; The cavity surface of upper cavity die 51 is the face of cylinder and rear portion 71 external diameter of internal diameter and nozzle is adaptive; The shape adaptation of the top cavity surface of lower cavity die 52 and middle part 72 outer surface of nozzle; The bottom cavity surface of lower cavity die 52 is the face of cylinder and front portion 73 external diameter of internal diameter and nozzle is adaptive, and the lower length of this lower cavity die 52 is greater than front portion 73 length of nozzle;
Extruding punch comprises hollow convex 41 and punch plug 42, and hollow punch 41 is fixed on the lower surface of top mold frame 1 by punch fixed block 4, punch plug 42 is arranged in the inner chamber of hollow punch 41; Hollow punch 41 is straight pipe; The top of punch plug 42 is cylindrical rod, and the middle part of punch plug 42 is circular cone rod, and the bottom of punch plug 42 is cylindrical rod; The internal diameter of hollow punch 41 and the rear portion 71 internal diameter adaptation of nozzle; Upper diameter and the internal diameter of hollow punch 41 of punch plug 42 are that sliding friction coordinates, the center outer surface of punch plug 42 and the middle part 72 inner cavity surface adaptation of nozzle; Front portion 73 internal diameter of the lower diameter of punch plug 42 and nozzle is adaptive, and the lower length of this punch plug 42 is greater than front portion 73 length of nozzle but is less than the lower length of lower cavity die 52;
Die cushion block 5 is fixed on the lower end of lower mold holder 3 also padding and being located at lower cavity die 52; To be supported on the pressure that Extruding die in extruding is subject to;
Push rod 6 interts successively in the die cavity of lower mold holder 3, die cushion block 5 and lower cavity die 52.
The cold extrusion molding mould of aluminium matter fire nozzle of the present utility model operationally, annular blank part 70 (see Fig. 2) is put into the die cavity of upper cavity die 51, along with forcing press drives top mold frame 1 progressively to press down, punch plug 42 penetrates the endoporus of annular blank part 70, forcing press presses down further and drives extruding punch to press down annular blank part 70, annular blank part 70 is made to enter upper cavity die 51 downwards under the effect of extruding force, enter in the space between the die cavity of lower cavity die 52 and punch plug 42 downwards, progressively formed and there is step-like rear portion, the hollow of middle part waits wall thick taper pipe and anterior circular pipe workpiece 7, complete whole hollow forward extrusion processes.
The cold extrusion molding mould of aluminium matter fire nozzle of the present utility model, achieves the once extruded of the open circles Taper Pipe with the level of labyrinth, decreases molding procedure, greatly improve work efficiency; At guarantee mould compared with under the prerequisite of long life, improve the dimensional stability of cold-extruded part, inherent quality is good, and surfaces externally and internally quality is good, and inner surface can not processed completely, improves raw-material utilization rate, reduces processing capacity, reduces the percent defective of following process.High by this mould production efficiency, steady quality, reaches the requirement of drawing completely.
Those of ordinary skill in the art will be appreciated that, above embodiment is only used to the utility model is described, and be not used as restriction of the present utility model, as long as in spirit of the present utility model, all will drop in Claims scope of the present utility model the change of the above embodiment, modification.
Claims (3)
1. a cold extrusion molding mould for aluminium matter fire nozzle, described fire nozzle is the hollow object of step endoporus, and the rear portion of this nozzle is circular, and the middle part of nozzle is conical tube, and the front portion of nozzle is circular tube shaped; Described mould comprises top mold frame, lower mold holder, mould bases overcoat, Extruding die and extruding punch, and it is characterized in that, described mould also comprises die cushion block and push rod, wherein,
Described Extruding die comprises the upper cavity die and lower cavity die with different extruding die cavity; The inner cavity surface of described upper cavity die is the face of cylinder; The top inner cavity surface of described lower cavity die is taper seat, and the lower lumen face of described lower cavity die is the face of cylinder; Described Extruding die is located at the inner chamber middle and upper part of described mould bases overcoat;
Described extruding punch comprises hollow punch and punch plug, and described hollow punch is fixed on the lower surface of described top mold frame by punch fixed block, and described punch plug is arranged in the inner chamber of described hollow punch; Described hollow punch is straight pipe, and the top of described punch plug is cylindrical rod, and the middle part of described punch plug is circular cone rod, and the bottom of described punch plug is cylindrical rod,
Described die cushion block is fixed on the lower end of described lower mold holder also padding and being located at described lower cavity die;
Described push rod interts successively in the die cavity of described lower mold holder, die cushion block and described lower cavity die.
2. the cold extrusion molding mould of aluminium matter fire nozzle according to claim 1, is characterized in that,
The cavity surface of described upper cavity die is the face of cylinder and the rear portion external diameter of internal diameter and described nozzle is adaptive; The shape adaptation of the top cavity surface of described lower cavity die and the center outer surface of described nozzle; The bottom cavity surface of described lower cavity die is the face of cylinder and the lower outer diameter of internal diameter and described nozzle is adaptive, and the lower length of this lower cavity die is greater than the anterior length of described nozzle;
The internal diameter of described hollow punch and the rear portion internal diameter adaptation of described nozzle; Upper diameter and the internal diameter of described hollow punch of described punch plug are that sliding friction coordinates, the center outer surface of described punch plug and the middle part inner cavity surface adaptation of described nozzle; The anterior internal diameter of the lower diameter of described punch plug and described nozzle is adaptive, and the lower length of this punch plug is greater than the anterior length of described nozzle but is less than the lower length of described lower cavity die.
3. the cold extrusion molding mould of aluminium matter fire nozzle according to claim 1, it is characterized in that, the central authorities of the lower surface of described upper cavity die be provided with one with the groove of the form fit of lower cavity die, the top of described lower cavity die is embedded in the groove of upper cavity die, connects into an integral concave mould to make described upper and lower die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425644.0U CN204074773U (en) | 2014-07-30 | 2014-07-30 | A kind of cold extrusion molding mould of aluminium matter fire nozzle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425644.0U CN204074773U (en) | 2014-07-30 | 2014-07-30 | A kind of cold extrusion molding mould of aluminium matter fire nozzle |
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| CN204074773U true CN204074773U (en) | 2015-01-07 |
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| CN201420425644.0U Expired - Fee Related CN204074773U (en) | 2014-07-30 | 2014-07-30 | A kind of cold extrusion molding mould of aluminium matter fire nozzle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215072A (en) * | 2015-10-15 | 2016-01-06 | 南京理工大学 | Biconial thin-wall high intensity aluminum alloy part thermoplasticity rheological molding mould and method |
| CN105562451A (en) * | 2016-02-25 | 2016-05-11 | 林楚江 | Horizontal hydraulic cold extruding machine tool and machining method thereof |
| CN106424189A (en) * | 2016-09-30 | 2017-02-22 | 浙江德福精密驱动制造有限公司 | Concave mold for inner spherical cage cold extrusion |
| CN112676528A (en) * | 2020-12-18 | 2021-04-20 | 河南红阳精工科技有限公司 | Water drop type shell double-head hot extrusion pipe material forming tool die and forming process |
| CN114210754A (en) * | 2021-12-14 | 2022-03-22 | 浙江汇丰汽车零部件股份有限公司 | Horizontal cold extrusion processing equipment for precision special pipe |
-
2014
- 2014-07-30 CN CN201420425644.0U patent/CN204074773U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215072A (en) * | 2015-10-15 | 2016-01-06 | 南京理工大学 | Biconial thin-wall high intensity aluminum alloy part thermoplasticity rheological molding mould and method |
| CN105562451A (en) * | 2016-02-25 | 2016-05-11 | 林楚江 | Horizontal hydraulic cold extruding machine tool and machining method thereof |
| CN106424189A (en) * | 2016-09-30 | 2017-02-22 | 浙江德福精密驱动制造有限公司 | Concave mold for inner spherical cage cold extrusion |
| CN112676528A (en) * | 2020-12-18 | 2021-04-20 | 河南红阳精工科技有限公司 | Water drop type shell double-head hot extrusion pipe material forming tool die and forming process |
| CN114210754A (en) * | 2021-12-14 | 2022-03-22 | 浙江汇丰汽车零部件股份有限公司 | Horizontal cold extrusion processing equipment for precision special pipe |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170730 |