CN102626764A - Forming forging die for anchor chain crosspiece - Google Patents
Forming forging die for anchor chain crosspiece Download PDFInfo
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- CN102626764A CN102626764A CN2012101110688A CN201210111068A CN102626764A CN 102626764 A CN102626764 A CN 102626764A CN 2012101110688 A CN2012101110688 A CN 2012101110688A CN 201210111068 A CN201210111068 A CN 201210111068A CN 102626764 A CN102626764 A CN 102626764A
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- anchor chain
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Abstract
The invention discloses a forming forging die for an anchor chain crosspiece, which comprises an upper forging die, a lower forging die and a pair of side forging dies raised outwards, wherein the two ends of a die impression of each of the upper forging die and the lower forging die are open, the upper forging die comprises an upper die core and an upper die base, the lower forging die comprises a lower die core and a lower die base, each side forging die comprises a side die core and a side die base, the upper die core, the lower die core and the side die cores are fixedly connected with the respective die bases, the lower die base is fixedly connected with an end which vertically presses a piston rod of an oil cylinder, and the lower die base is fixed on a lower working platen, a pair of side die bases is fixedly connected with an end head which horizontally presses the piston rod of the oil cylinder. The forming forging die is simple in structure and convenient to manufacture; the blank has high plasticity and good liquidity; and the crosspiece is full in shape; the die cores are small in size and have long service life; die forgings have no flash; and the anchor chain crosspiece can be taken out of the die impressions very conveniently; the die forging of the anchor chain crosspiece can be finished by one piece of equipment, one set of forging die and one working step and therefore the manufacturing cost is reduced and working efficiency is improved.
Description
Technical field
The present invention relates to a kind of forging die of anchor chain crosspiece, especially a kind of multi-direction anchor chain crosspiece that the heating blank is carried out no-draft forging becomes swage die, belongs to the forge die technical field.
Background technology
Anchor chain is the important outfititem that is related to boats and ships and ocean engineering safety; The chain ring body of modern anchor chain generally adopts twice bending of the round steel bar process special equipment after the heating and the chain ring body that flash welding is connected into sealing; The middle part of chain ring body is provided with crosspiece; Improving its intensity, thereby increase the tensile load that anchor chain can bear.As depicted in figs. 1 and 2; The shape of anchor chain crosspiece 10 is the little dumb-bell shape in big centre, two; Its two ends are arc surface 100, and this arc surface 100 is vertical with the vertical symmetrical centre section of anchor chain crosspiece, and the arc surface 100 at anchor chain crosspiece 10 two ends is pressed into the laterally inboard overall structure that forms of chain ring body; Anchor chain crosspiece 10 is loosening even come off in the time of can preventing to use effectively, influences the safety of boats and ships and ocean engineering.
Existing anchor chain crosspiece adopts forcing press or forging hammer open die forging, impressing forging to be shaped; Can be full of the arc surface place at the vertical two ends of impression in order to ensure blank; The horizontal parting face of anchor chain crosspiece is provided with the overlap of sealing; Also need after the die forging of anchor chain crosspiece with forcing press and the overlap of cutting overlap punch die excision anchor chain crosspiece, the die forging process of anchor chain crosspiece needs two forcing presses, two molds and two procedures just can process, and manufacturing cost is higher; Owing to there is overlap, make the stock utilization of anchor chain crosspiece die forging about 85%, material consumption is bigger, and in addition, because impression and the overlap of sealing are close to the counterdie upside, it is difficult to cause anchor chain crosspiece forging part to take out.
Summary of the invention
The purpose of this invention is to provide a kind of anchor chain crosspiece simple in structure, that manufacturing cost is lower and become swage die, improve the operating efficiency of anchor chain crosspiece die-forging forming, reduce manufacturing cost.
The present invention is achieved through following technical scheme:
A kind of anchor chain crosspiece becomes swage die; Comprise last forging die and anvil tool and lay respectively at forging die and the side forging die of the evagination at anvil tool two ends with impression; Said forging die and the symmetrical up and down mould that divides of anvil tool, said forging die impression two ends and the anvil tool impression open at both ends of going up of going up; Last forging die comprises upper mold core and upper bolster, and anvil tool comprises lower mold core and die shoe, and the side forging die comprises side form core and side form seat, and upper mold core, lower mold core and side form core are fixedly connected with corresponding die holder respectively; Upper bolster is fixedly connected with the vertical termination of suppressing the oil cylinder piston bar of anchor chain crosspiece hydraulic forming machine; Die shoe is fixed on the lower table plate of anchor chain crosspiece hydraulic forming machine, and a pair of side form seat is fixedly connected with the termination of anchor chain crosspiece hydraulic forming machine level compacting oil cylinder piston bar respectively; When the side form core at upper mold core, lower mold core and two ends is closed, between upper mold core and the lower mold core, all leave the space between upper mold core and lower mold core two ends and the side form core.
The object of the invention can also further realize through following technical measures.
Aforesaid anchor chain crosspiece becomes swage die; The junction of wherein said upper bolster, die shoe and side form seat and corresponding core rod is equipped with deep gouge; The link of said upper mold core, lower mold core and side form core and corresponding die holder is coattail end, and said coattail end places the deep gouge of corresponding die holder respectively, and the gib head pressing plate is fixed on the corresponding die holder through several securing members; Gib head pressing plate one end is resisted against on the coattail end of corresponding core rod, and the gib head pressing plate other end is resisted against on the corresponding die holder.
Aforesaid anchor chain crosspiece becomes swage die, and wherein said core two ends and the lower mold core two ends of upward forging are respectively equipped with fillet surface, and the angle of said fillet surface and horizontal plane is 55 °～65 °.
Aforesaid anchor chain crosspiece becomes swage die, and wherein said die shoe bottom is positioned on the lower table plate of anchor chain crosspiece hydraulic forming machine through positioning key.
The present invention is simple in structure, easily manufactured; Change the existing anchor chain crosspiece forging die of mould that vertically divides up and down into vertical up and down, that left and right horizontal is divided mould combined type forging die; Be in strong three-dimensional compressive stress state in the anchor chain crosspiece forming process, the plasticity of blank is high, good fluidity.During the moulding of anchor chain crosspiece, because between the upper and lower core rod, all leave the space between upper mold core and lower mold core two ends and the side form core, blank is filled to each gap of flow resistance minimum naturally in flow process, make that the moulding of anchor chain crosspiece is full, attractive in appearance.Between the upper and lower core rod, between upper and lower core rod two ends and the side form core not between generating plane and the face the hard of impact contact, the volume of core rod is less, service life is longer, has reduced manufacturing cost.Adopt the present invention to forge and press the anchor chain crosspiece, only need an equipment, can accomplish once cover forging die and one procedure, the anchor chain crosspiece non-trimming that forges and presses out, blank does not have other losses except that scaling loss, and stock utilization is much higher than the anchor chain crosspiece of prior art open die forging, impressing forging.Because impression do not seal and the forging part non-trimming, from impression, take out the anchor chain crosspiece and take very conveniently, improved operating efficiency.
Advantage of the present invention and characteristics will illustrate through the non-limitative illustration of following preferred embodiment and explain that these embodiment only provide with reference to accompanying drawing as an example.
Description of drawings
Fig. 1 is the front view of anchor chain crosspiece;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is a structural representation of the present invention;
Fig. 4 is that the A of Fig. 3 is to zoomed-in view;
Fig. 5 is that the B of Fig. 3 is to zoomed-in view.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Like Fig. 3～shown in Figure 5; The present invention includes last forging die 1 and anvil tool 2 and lay respectively at forging die 1 and the side forging die 3 of the evagination at anvil tool 2 two ends with impression 13; Last forging die 1 and anvil tool be symmetry branch mould about in the of 2, impression 13 open at both ends of upper and lower forging die.Last forging die 1 comprises upper mold core 11 and upper bolster 12; Anvil tool 2 comprises lower mold core 21 and die shoe 22; Side forging die 3 comprises side form core 31 and side form seat 32; Upper bolster 12, die shoe 22 and side form seat 32 are equipped with deep gouge 121 with the junction of corresponding core rod, and upper mold core 11, lower mold core 21 and side form core 31 are the little coattail end of outer imperial palace 111 with the link of corresponding die holder, and coattail end 111 places the deep gouge 121 of corresponding die holder respectively.Present embodiment directly adopts the inclined-plane of screw in compression lower mold core 21 coattail ends 111 both sides except lower mold core 21 and die shoe 22, and upper mold core 11 and upper bolster 12, side form core 31 all adopt gib head pressing plate 4 to compress with side form seat 32 to be connected.The inclined-plane 41 of side gib head pressing plate 4 one ends is resisted against on the coattail end inclined-plane 112 of upper mold core 11 or side form core 31; Side gib head pressing plate 4 other ends are resisted against on upper bolster 12 or the side form seat 32; Utilize wedge to compress the normal pressure at double of generation, make upper mold core 11 or side form core 31 be connected very firm with each other die holder.Upper bolster 12 is fixedly connected with the termination of the vertical compacting oil cylinder piston bar 5 of anchor chain crosspiece hydraulic forming machine; Die shoe 22 is through positioning key 23 location; And be fixed on the lower table plate 6 of anchor chain crosspiece hydraulic forming machine through 4 tommyhead bolts 24, a pair of side form seat 32 is fixedly connected with level compacting oil cylinder piston bar 7 terminations of anchor chain crosspiece hydraulic forming machine respectively.When the side form core 31 at upper mold core 11, lower mold core 21 and two ends is closed, between the upper and lower core rod, all leave the space between upper and lower core rod two ends and the side form core 31.Blank is filled to each minimum gap of flow resistance naturally in flow process, the moulding of anchor chain crosspiece is full, attractive in appearance.Between the upper and lower core rod, between upper and lower core rod two ends and the side form core 31 not between generating plane and the face the hard of impact contact, can dwindle the core rod volume, prolong service life of core rod, reduce manufacturing cost.Upper mold core 11 two ends and lower mold core 21 two ends are respectively equipped with fillet surface, and the fillet surface of present embodiment and the angle of horizontal plane are 55 °, have simplified the processing of upper and lower core rod.
The course of work of the present invention is following:
1) will be heated to the impression 11 that 950～1050 ℃ round steel blank is put into lower mold core 21;
2) a pair of side form core 31 relatively moves synchronously, promotes the round steel blank and makes its position centering.
3) upper mold core 11 descending and lower mold core 21 matched moulds clamp the round steel blank;
4) a pair of side form core 31 relatively moves once more synchronously, and round steel blank two ends squeeze out arc surface 100, and the impression of upper mold core 11 and lower mold core 2 11 is full of by blank, accomplishes the die-forging forming of anchor chain crosspiece 10;
5) horizontal reset on the upper mold core 11, simultaneously, a pair of side form core 31 synchronous backwards move and reset, and take out the anchor chain crosspiece 10 of die-forging forming, accomplish an operation cycle.
Except that the foregoing description, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (4)
1. an anchor chain crosspiece becomes swage die; It is characterized in that: comprise last forging die and anvil tool and lay respectively at forging die and the side forging die of the evagination at anvil tool two ends with impression; Said forging die and the symmetrical up and down mould that divides of anvil tool gone up; Said forging die impression two ends and the anvil tool impression open at both ends of going up, last forging die comprises upper mold core and upper bolster, anvil tool comprises lower mold core and die shoe; The side forging die comprises side form core and side form seat, and upper mold core, lower mold core and side form core are fixedly connected with corresponding die holder respectively; Upper bolster is fixedly connected with the vertical termination of suppressing the oil cylinder piston bar of anchor chain crosspiece hydraulic forming machine; Die shoe is fixed on the lower table plate of anchor chain crosspiece hydraulic forming machine, and a pair of side form seat is fixedly connected with the termination of anchor chain crosspiece hydraulic forming machine level compacting oil cylinder piston bar respectively; When the side form core at upper mold core, lower mold core and two ends is closed, between upper mold core and the lower mold core, all leave the space between upper mold core and lower mold core two ends and the side form core.
2. anchor chain crosspiece as claimed in claim 1 becomes swage die; It is characterized in that: the junction of said upper bolster, die shoe and side form seat and corresponding core rod is equipped with deep gouge; The link of said upper mold core, lower mold core and side form core and corresponding die holder is coattail end, and said coattail end places the said deep gouge of corresponding die holder respectively; The gib head pressing plate is fixed on the corresponding die holder through several securing members, and gib head pressing plate one end is resisted against on the coattail end of corresponding core rod, and the gib head pressing plate other end is resisted against on the corresponding die holder.
3. anchor chain crosspiece as claimed in claim 1 becomes swage die, it is characterized in that: said upper mold core two ends and lower mold core two ends are respectively equipped with fillet surface, and the angle of said fillet surface and horizontal plane is 55 °～65 °.
4. according to claim 1 or claim 2 anchor chain crosspiece becomes swage die, it is characterized in that: the die shoe bottom is positioned on the lower table plate of anchor chain crosspiece hydraulic forming machine through positioning key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101110688A CN102626764A (en) | 2012-04-17 | 2012-04-17 | Forming forging die for anchor chain crosspiece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101110688A CN102626764A (en) | 2012-04-17 | 2012-04-17 | Forming forging die for anchor chain crosspiece |
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| CN102626764A true CN102626764A (en) | 2012-08-08 |
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| CN2012101110688A Pending CN102626764A (en) | 2012-04-17 | 2012-04-17 | Forming forging die for anchor chain crosspiece |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949570A (en) * | 2014-03-31 | 2014-07-30 | 苏州优金金属成型科技有限公司 | Integrated gear forging stock die |
| CN106881438A (en) * | 2017-04-17 | 2017-06-23 | 辽宁五八内燃机配件有限公司 | Blank-making method and device are forged in a kind of large forgings |
| CN112676352A (en) * | 2020-12-08 | 2021-04-20 | 莱芜钢铁集团淄博锚链有限公司 | Method for rolling mooring chain crosspiece |
| CN114367621A (en) * | 2022-01-10 | 2022-04-19 | 青岛锚链股份有限公司 | Full-automatic crosspiece forging machine and method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949570A (en) * | 2014-03-31 | 2014-07-30 | 苏州优金金属成型科技有限公司 | Integrated gear forging stock die |
| CN103949570B (en) * | 2014-03-31 | 2016-03-30 | 太仓市高泰机械有限公司 | Integral type Gear Forging Stock mould |
| CN106881438A (en) * | 2017-04-17 | 2017-06-23 | 辽宁五八内燃机配件有限公司 | Blank-making method and device are forged in a kind of large forgings |
| CN112676352A (en) * | 2020-12-08 | 2021-04-20 | 莱芜钢铁集团淄博锚链有限公司 | Method for rolling mooring chain crosspiece |
| CN112676352B (en) * | 2020-12-08 | 2022-01-28 | 莱芜钢铁集团淄博锚链有限公司 | Method for rolling mooring chain crosspiece |
| CN114367621A (en) * | 2022-01-10 | 2022-04-19 | 青岛锚链股份有限公司 | Full-automatic crosspiece forging machine and method |
| CN114367621B (en) * | 2022-01-10 | 2023-11-24 | 青岛锚链股份有限公司 | Full-automatic crosspiece forging machine and method |
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Application publication date: 20120808 |