CN203766094U - Upper die and die with same - Google Patents

Upper die and die with same Download PDF

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Publication number
CN203766094U
CN203766094U CN201420042740.7U CN201420042740U CN203766094U CN 203766094 U CN203766094 U CN 203766094U CN 201420042740 U CN201420042740 U CN 201420042740U CN 203766094 U CN203766094 U CN 203766094U
Authority
CN
China
Prior art keywords
working
standing
axle
axis hole
die
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201420042740.7U
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Chinese (zh)
Inventor
宋克兴
张学宾
邓猛
赵培峰
周严军
李红霞
张彦敏
国秀花
李宁宁
乔艳艳
何霞
赵亚永
张素霞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan University of Science and Technology
Original Assignee
Henan University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Henan University of Science and Technology filed Critical Henan University of Science and Technology
Priority to CN201420042740.7U priority Critical patent/CN203766094U/en
Application granted granted Critical
Publication of CN203766094U publication Critical patent/CN203766094U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to an upper die and a die with the upper die. The die comprises the upper die and a lower die, wherein the upper die and the lower die are used in cooperation. The upper die comprises a fixed part and a working part in a split mode, the working part is hung at the lower end of the fixed part through a hanging structure, and the hanging structure comprises a shaft hole and a shaft, wherein the axis of the shaft hole extends in the vertical direction, and the shaft is inserted into the shaft hole. An inner key groove and an outer key groove are formed in the shaft and the shaft hole respectively and communicated mutually, and notches are opposite. A key block is inserted into the inner key groove and the outer key groove and used for preventing the shaft from falling off the shaft hole in the vertical direction. The male die and the die with the male die are low in manufacturing cost.

Description

Patrix and use the mould of this patrix
Technical field
The utility model relates to for the patrix on forcing press and uses the mould of this patrix.
Background technology
Patrix in use roughly can be divided into two parts, for the working portion coordinating with workpiece and the standing part for coordinating with die holder that is arranged at working portion upper end, standing part is mainly used in patrix to be fixed on die holder, and working portion is mainly used in pushing workpiece.Standing part and working portion are integrated in the prior art, so just there are a lot of problems, such as patrix is when for large pressing machine, because the tonnage of forcing press is larger, so the size of patrix and weight are also all very large, the weight of patrix often reaches several even tens tons, due to working portion and standing part one-body molded, so working portion and standing part must all adopt expensive die steel material, this makes the cost of manufacture of patrix very high; In addition, the moulding of some parts needs multiple tracks extrusion process, need on die holder, change the patrix of number of different types, and because the large Heavy Weight of volume of each patrix just causes the replacing of each patrix all to need a large amount of labours, the efficiency that patrix is changed is simultaneously also very low.
Utility model content
The patrix that provides a kind of cost of manufacture low is provided the purpose of this utility model; The purpose of this utility model is also to provide a kind of mould that uses this patrix.
In order to address the above problem, in the utility model, the technical scheme of patrix is:
A kind of patrix, comprise standing part and working portion that split arranges, working portion is mounted on standing part lower end by hanging structure, hanging structure comprises the axis hole that axis extends along the vertical direction and is inserted into the axle in described axis hole, on described axle, axis hole, offer and be interconnected and inside and outside keyway that notch is relative, in inside and outside keyway, be fitted with the key piece that prevents that described axle from deviating from above-below direction in described axis hole.
Described axle is arranged on described working portion upper end, described axle and described working portion form " protruding " character form structure, described axis hole is arranged on described standing part lower end, described axis hole and described standing part form " recessed " character form structure, the shoulder of described working portion contacts top and presses power transmission to coordinate with the shoulder of described standing part, at the bottom of the hole of described axis hole and between the upper surface of described axle, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
Described axle is arranged on described standing part lower end, described axle and described standing part form inverted "convex" shape structure, described axis hole is arranged on described working portion upper end, described axis hole and described working portion form " recessed " character form structure, the lower surface of described axle with at the bottom of the hole of described axis hole, contact top and press power transmission to coordinate, between the shoulder of described working portion and the shoulder of described standing part, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
In the utility model, the technical scheme of mould is:
Mould, comprise the upper die and lower die that are used in conjunction with, described patrix comprises standing part and the working portion that split arranges, working portion is mounted on standing part lower end by hanging structure, hanging structure comprises the axis hole that axis extends along the vertical direction and is inserted into the axle in described axis hole, on described axle, axis hole, offer and be interconnected and inside and outside keyway that notch is relative, in inside and outside keyway, be fitted with the key piece that prevents that described axle from deviating from above-below direction in described axis hole.
Described axle is arranged on described working portion upper end, described axle and described working portion form " protruding " character form structure, described axis hole is arranged on described standing part lower end, described axis hole and described standing part form " recessed " character form structure, the shoulder of described working portion contacts top and presses power transmission to coordinate with the shoulder of described standing part, at the bottom of the hole of described axis hole and between the upper surface of described axle, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
Described axle is arranged on described standing part lower end, described axle and described standing part form inverted "convex" shape structure, described axis hole is arranged on described working portion upper end, described axis hole and described working portion form " recessed " character form structure, the lower surface of described axle with at the bottom of the hole of described axis hole, contact top and press power transmission to coordinate, between the shoulder of described working portion and the shoulder of described standing part, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
The beneficial effects of the utility model are: the patrix in the utility model comprises standing part and the working portion that two-piece unit arranges, by the key piece that installs in inside and outside keyway, realize and prevent that axle from deviating from above-below direction in axis hole, realize working portion is mounted on standing part like this, the standing part of split setting and working portion can select different materials to make, standing part can be selected common material, as long as can guarantee the intensity in the patrix course of work, so just greatly reduce the cost of manufacture of patrix; In addition when needs carry out other extrusion process, do not need whole patrix to replace completely, key piece is decorporated, at the effect lower shaft of deadweight, in axis hole, deviate from just can realize the separated of working portion and standing part, again next working portion is installed on this standing part, do not need to carry out the replacing completely of whole patrix, the volume and weight of working portion compare with whole patrix be reduced and working portion by deadweight all the make dismounting and change of working portion separated with standing part more simple and convenient.
Further, axle is arranged on described working portion upper end, axis hole is arranged on standing part lower end, because the height of inside and outside keyway on above-below direction is all greater than the height of key piece, so after working portion is mounted on standing part, under the Action of Gravity Field of working portion, key piece can contact cooperation with the upside cell wall of internal keyway, between the downside cell wall of key piece and internal keyway, has end play; Key piece can contact cooperation with the downside cell wall of outside keyway, between the upside cell wall of key piece and outside keyway, there is end play, and the shoulder of working portion and the shoulder of standing part contact top pressure power transmission cooperation, when standing part applies downward direction active force to working portion, power directly passes to the shoulder of working portion and then passes to working portion through the shoulder of standing part, standing part can not given the unnecessary shearing force of key piece, key piece, only with the gravity of bearing working portion, has guaranteed the service life of key piece.
Further, axle is arranged on standing part lower end, axis hole is arranged on working portion upper end, because the height of inside and outside keyway on above-below direction is all greater than the height of key piece, so after working portion is mounted on standing part, under the Action of Gravity Field of working portion, key piece can contact cooperation with the upside cell wall of outside keyway, between the downside cell wall of key piece and outside keyway, has end play; Key piece can contact cooperation with the downside cell wall of internal keyway, between the upside cell wall of key piece and internal keyway, there is end play, between the shoulder of working portion and the shoulder of standing part, there is gap, when standing part applies downward direction active force to working portion, at the bottom of the direct warp beam of power passes to the hole of axis hole and then transmit each working portion, standing part can not given the unnecessary shearing force of key piece, and key piece, only with the gravity of bearing working portion, has guaranteed the service life of key piece.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of patrix in the utility model;
Fig. 2 is the A place enlarged drawing in Fig. 1.
The specific embodiment
The embodiment of mould is as shown in Figure 1 and 2: comprise the upper die and lower die (not shown) being used in conjunction with, patrix comprises standing part 3 and the working portion 6 that split arranges, working portion is mounted on standing part lower end by hanging structure, standing part is used for being assemblied in die holder, and working portion is for contact squeeze workpiece.Hanging structure comprises and is arranged at the axis hole 1 that the axis of standing part lower end extends along the vertical direction, hanging structure also comprises the axle 2 in axis hole that is inserted into that is arranged at working portion upper end, axis hole and standing part form " recessed " character form structure, and axle and working portion form " protruding " character form structure.On axle, axis hole, offer and be interconnected and internal keyway 8 and outside keyway 11 that notch is relative, in inside and outside keyway, be fitted with the key piece 5 that prevents that axle from deviating from above-below direction in axis hole, the height of inside and outside keyway on above-below direction is all greater than the height of key piece, so key piece contacts power transmission with the upside cell wall of internal keyway, coordinate, between the downside cell wall 9 of key piece and internal keyway, there is end play; Key piece contacts cooperation with the downside cell wall of outside keyway, between the upside cell wall 10 of key piece and outside keyway, has end play, and the shoulder 12 of working portion contacts top and presses power transmission to coordinate with the shoulder of standing part, at the bottom of the hole of axis hole and between the upper surface of axle, have gap.For convenience of the dismounting of working portion, on the outer peripheral face of working portion, be provided with fabrication hole 7, in the process of installation or removal, can insertion tool (as crowbar) in fabrication hole to adjust the centering of working portion and standing part; For avoiding interfering, the diameter d of standing part is less than the diameter D of working portion.
In the utility model, mould is particularly useful for using on large pressing machine, and the patrix using on large-scale backward extrusion forcing press often reaches several even tens tons, and the moulding of part also needs multiple working procedure.Take certain large-scale extrusion backward extrusion is example, and patrix weight is 4 tons, adopts after the upper die structure in the utility model, and the weight of working portion is 1.5 tons, adopts mould steel; The weight of standing part is 2.5 tons, adopts 45 steel, and only patrix is compared cost savings 40% with traditional patrix.In actual use, by blank heating, put into counterdie and carry out backward extrusion, when different operations, need to use different working portion patrixes, when needs are changed working portion, along the grafting direction of key piece, key is unloaded soon, axle can be deviate from smoothly in axis hole, working portion can rely on deadweight just can realize separated with standing part, and the dismounting and change of working portion is very simple and convenient; The diameter d of standing part can also be more than or equal to the diameter D of working portion.
In other embodiment of this mould: the position of axle, axis hole can also exchange, such as axle is arranged on to standing part lower end, axis hole is arranged on to working portion upper end, now axle and standing part form inverted "convex" shape structure, axis hole and working portion form " recessed " character form structure, the lower surface of axle with at the bottom of the hole of axis hole, contact top and press power transmission to coordinate, between the shoulder of working portion and the shoulder of standing part, have gap, the height of inside and outside keyway on above-below direction is all greater than the height of described key piece.
The embodiment of patrix is as shown in Figure 1 and 2: the concrete structure of patrix is identical with the patrix described in above-mentioned each mould embodiment, is not described in detail in this.

Claims (6)

1. a patrix, it is characterized in that: comprise standing part and working portion that split arranges, working portion is mounted on standing part lower end by hanging structure, hanging structure comprises the axis hole that axis extends along the vertical direction and is inserted into the axle in described axis hole, on described axle, axis hole, offer and be interconnected and inside and outside keyway that notch is relative, in inside and outside keyway, be fitted with the key piece that prevents that described axle from deviating from above-below direction in described axis hole.
2. patrix according to claim 1, it is characterized in that: described axle is arranged on described working portion upper end, described axle and described working portion form " protruding " character form structure, described axis hole is arranged on described standing part lower end, described axis hole and described standing part form " recessed " character form structure, the shoulder of described working portion contacts top and presses power transmission to coordinate with the shoulder of described standing part, at the bottom of the hole of described axis hole and between the upper surface of described axle, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
3. patrix according to claim 1, it is characterized in that: described axle is arranged on described standing part lower end, described axle and described standing part form inverted "convex" shape structure, described axis hole is arranged on described working portion upper end, described axis hole and described working portion form " recessed " character form structure, the lower surface of described axle with at the bottom of the hole of described axis hole, contact top and press power transmission to coordinate, between the shoulder of described working portion and the shoulder of described standing part, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
4. mould, comprise the upper die and lower die that are used in conjunction with, it is characterized in that: described patrix comprises standing part and the working portion that split arranges, working portion is mounted on standing part lower end by hanging structure, hanging structure comprises the axis hole that axis extends along the vertical direction and is inserted into the axle in described axis hole, on described axle, axis hole, offer and be interconnected and inside and outside keyway that notch is relative, in inside and outside keyway, be fitted with the key piece that prevents that described axle from deviating from above-below direction in described axis hole.
5. mould according to claim 4, it is characterized in that: described axle is arranged on described working portion upper end, described axle and described working portion form " protruding " character form structure, described axis hole is arranged on described standing part lower end, described axis hole and described standing part form " recessed " character form structure, the shoulder of described working portion contacts top and presses power transmission to coordinate with the shoulder of described standing part, at the bottom of the hole of described axis hole and between the upper surface of described axle, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
6. mould according to claim 4, it is characterized in that: described axle is arranged on described standing part lower end, described axle and described standing part form inverted "convex" shape structure, described axis hole is arranged on described working portion upper end, described axis hole and described working portion form " recessed " character form structure, the lower surface of described axle with at the bottom of the hole of described axis hole, contact top and press power transmission to coordinate, between the shoulder of described working portion and the shoulder of described standing part, have gap, the height of described inside and outside keyway on above-below direction is all greater than the height of described key piece.
CN201420042740.7U 2014-01-23 2014-01-23 Upper die and die with same Withdrawn - After Issue CN203766094U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420042740.7U CN203766094U (en) 2014-01-23 2014-01-23 Upper die and die with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420042740.7U CN203766094U (en) 2014-01-23 2014-01-23 Upper die and die with same

Publications (1)

Publication Number Publication Date
CN203766094U true CN203766094U (en) 2014-08-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420042740.7U Withdrawn - After Issue CN203766094U (en) 2014-01-23 2014-01-23 Upper die and die with same

Country Status (1)

Country Link
CN (1) CN203766094U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103802357A (en) * 2014-01-23 2014-05-21 河南科技大学 Upper die and die using same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103802357A (en) * 2014-01-23 2014-05-21 河南科技大学 Upper die and die using same
CN103802357B (en) * 2014-01-23 2016-04-27 河南科技大学 A kind of patrix and use the mould of this patrix

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C25 Abandonment of patent right or utility model to avoid double patenting
AV01 Patent right actively abandoned

Granted publication date: 20140813

Effective date of abandoning: 20160427