CN202963344U - Die for manufacturing mandrel - Google Patents
Die for manufacturing mandrel Download PDFInfo
- Publication number
- CN202963344U CN202963344U CN 201220594640 CN201220594640U CN202963344U CN 202963344 U CN202963344 U CN 202963344U CN 201220594640 CN201220594640 CN 201220594640 CN 201220594640 U CN201220594640 U CN 201220594640U CN 202963344 U CN202963344 U CN 202963344U
- Authority
- CN
- China
- Prior art keywords
- mandrel
- piece
- mfg
- perforate
- forging
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Forging (AREA)
Abstract
The utility model relates to a die for manufacturing a mandrel. The die comprises an upper die holder, a lower die holder, a pushing part and a forging module, wherein a fixing device is arranged at the center of the surface of the upper die holder; a plurality of press parts are arranged along the periphery of the fixing device; the pushing part is arranged above the lower die holder and penetrates through the center of the lower die holder to form a loop cone opening with an upper narrow part and a lower wide part; the forging module is provided with a plurality of slipping parts which are positioned below the loop cone opening, are arrayed and correspond to the loop cone opening; outer side ends of the slipping parts are of an inclined cone sector structure; and the inner side ends of the slipping parts are assembled with a forging part. According to the die disclosed by the utility model, the upper die holder moves downwards, so that the press parts push against the pushing part and promote the pushing part to move downwards; and slipping assemblies for indirectly forging the module move from outside to inside, so that the forging part extrudes towards the inside to process the mandrel and further the effects of quickly producing and reducing the production cost are achieved and greater economic benefits are obtained.
Description
Technical field
The utility model is relevant for the mfg. moulding die of a kind of lightweight and high strength bicycle mandrel, espespecially a kind of through the mutually mobile processing mold that compresses to carry out for hollow material rapid forge that produces between mould, use raising output and reduction and be made into the higher economic benefit of original raising.
Background technology
Bicycle is convenient, under the high and attention of countries in the world for environmental protection, bicycle slowly is subject to liking of society to free of contamination advantage, and becomes the walking-replacing tool in daily life in oil price now.
All can have rotatable pedal on Regular Bicycle, allow the user drive bicycle and travel by adopting pedal forward, wherein, the pedal center stack is equiped with a rotatable mandrel, be hubbed at pedal inside by mandrel one end, and the other end protrude from pedal outside, in order to engage bicycle crank.
Because the standard bicycle mandrel all adopts a solid, and be mainly to see through turning to process to be shaped, because turning processing expends or procedure consumptive material and consuming time in the extreme all at material, for the producer, unnecessary consumptive material and consuming time on procedure may be all often the main cause that the manufacturing cost that causes rises.
Because described solid material processing still has many improved places that reduces costs, be necessary in fact to create a kind of method and apparatus that adopts hollow material to carry out the processing of bicycle mandrel, use the reduction cost of manufacture, and the raising speed of production reaches higher economic benefit.
Summary of the invention
Main purpose of the present utility model is to see through upper bolster and moves down, make the press part pushing and pressing thrust piece of upper bolster forge the sliding component of module toward interior movement to bottom offset and drive, impel forge piece to be positioned at the processed mandrel of through hole towards inside extruding casting, thereby produce the effect of producing fast.
Secondary objective of the present utility model is that upper bolster moves down, the protrusion length that the fixation kit of fixture touches support member and support member is socketed on the first perforate, therefore processed mandrel can be fixed in through hole before forging processing, therefore reduces the incidence of faulty materials.
Another purpose of the present utility model is to adopt hollow pipe fitting to carry out the forging of mandrel shape, forge compared to traditional solid tubes and more can save material, and hollow forging pipe adds man-hour compared to solid tubes, can adopt the forging machine of low tonnage to reach identical effect, the economic benefit that tool is higher.
For reaching described purpose, the utility model mandrel mfg. moulding die, mainly comprise a die shoe, have one and be positioned at the circle zone that central machining area and is located on described machining area, described machining area upper surface has a plurality of the first guiding pieces that present radial arrangement, and described circle zone upper surface is provided with a plurality of upwardly extending guide pillars; One thrust piece covers at above described die shoe, has the guide hole of the described guide pillar of a plurality of correspondences position socket, and the up-narrow and down-wide ring cone perforate of formation one is run through in central authorities; One forges module, have a plurality of sliding components that are positioned at the perforate of the corresponding ring cone of described ring cone perforate below arrangement, described sliding component bottom has the second guide member of described first a guide member winding of cooperation, and outboard end presents an oblique cone sector structure, and medial extremity is organized separately and is connect a forge piece, described each forge piece is jointly arranged and is formed a toroidal ring structure, and forms a through hole in described forge piece medial extremity; And, a upper bolster, center bottom has a fixture towards described forging module, and is provided with the surrounding that a plurality of press parts that extend towards described thrust piece are distributed in described fixture.
Wherein, when the press part of described upper bolster moves down the described thrust piece of pushing and pressing, described thrust piece pressurized moves inward to the sliding component that bottom offset drives described forging module, causes described forge piece to push the processed mandrel that die casting one is arranged in described through hole towards inside.
In the utility model preferred embodiment, described forging mold further comprise be located at described die shoe and thrust piece between backing plate and be positioned at the support member of described through hole inside.Described backing plate central authorities have one first perforate, form corresponding to described the first guiding piece the 3rd guiding piece that several present radial arrangement around described the first perforate.
In addition, described the first guiding piece is made as a fixed via, and described the second guiding piece is made as an opening, described the 3rd guiding piece is made as one second perforate, and described fixed via, opening and the second perforate inside wear the location with a latch jointly, and the other accommodation space that is provided with of described the second perforate, described accommodation space is supplied with an elastic parts installing.
In addition, described processed mandrel is made as a hollow pipe fitting, and the cooperation of described support member is located in the inner support of described hollow pipe fitting, and protrudes outwards formation one protrusion length of described through hole, coordinates described backing plate to be connected and fixed by described protrusion length.Described forge piece inner side end is made as the modeling structure of a described processed mandrel of die casting.
Moreover, described forge piece is made of top-down upper processing block, middle locating piece, lower processing block, and described upper processing block medial extremity is made as the second modeling structure, the described lower processing block medial extremity that the first modeling structure, described middle locating piece medial extremity be made as a corresponding described processed mandrel surface curvature and is made as one the 3rd modeling structure.And described fixture is made as two nitrogen springs, and described two nitrogen springs between be provided with a fixation kit.Wherein, described sliding component medial extremity is provided with a draw-in groove, and described forge piece outboard end is provided with the card rail of a described draw-in groove winding of cooperation.
The utility model mandrel mfg. moulding die moves down by upper bolster, make press part pushing and pressing thrust piece, the thrust piece pressurized moves down indirect drive and forges the sliding component ecto-entad of module and move, and impels forge piece towards the processed mandrel of inside extruding, reaches by this effect of quick production; And the fixation kit of fixture moves down by upper bolster and touches support member, makes processed mandrel can be fixed in through hole before forging processing, reduces the incidence of faulty materials and reduces cost of manufacture.
Description of drawings
Fig. 1 is the exploded view of the utility model mandrel mfg. moulding die;
Fig. 2 is the cutaway view of the utility model mandrel mfg. moulding die;
Fig. 3 is the cutaway view that the fixation kit of the utility model fixture touches support member;
Fig. 4 is the cutaway view of the press part pushing and pressing thrust piece of the utility model upper bolster;
Fig. 5 is the stereogram of the utility model forge piece;
Fig. 6 is the stereogram of the processed mandrel of the utility model;
Fig. 7 is the schematic diagram of the utility model sliding component and the mutual winding of a plurality of forge pieces; And
Fig. 8 is the cutaway view of upper bolster after the utility model forging is completed, thrust piece and forging module moving direction.
[primary clustering symbol description]
1---mandrel mfg. moulding die 30---thrust piece
10---upper bolster 31---guide hole
The 15 32---ring cone perforates of 11---fixture
111---nitrogen spring 40---forges module
112---fixation kit 41---sliding component
12---press part 411---the second guiding piece
20---die shoe 412---oblique cone sector structure
21---machining area 20 413---openings
211---the first guiding piece 414---draw-in groove
212---fixed via 42---forge piece
22---circle zone 421---toroidal ring structure
221---guide pillar 422---through hole
423---modeling structure 432---the 3rd guiding piece
423a---first modeling structure 433---the second perforate
423b---the second modeling structure 434---accommodation space
423c---the 3rd modeling structure 44---support member
Upper processing block 15 441---of 424---protrude length
Locating piece 45---latch in 425---
The processed mandrel of 427---card rail 50---
43---backing plate 51---given shape
431---the first perforate
The specific embodiment
Hereby for ease of further structure of the present utility model, use and feature thereof being had clear and definite, the full and accurate understanding of darker one deck and understanding, preferred embodiment is enumerated in the whence, coordinates diagram to be described in detail as follows:
Please refer to Figure 1 and Figure 2, the utility model mandrel mfg. moulding die 1 forges module 40 by a upper bolster 10, die shoe 20, a thrust piece 30 and and is formed.Described upper bolster 10 has a fixture 11 towards described forging module 40 in central surface, and described fixture 11 surroundings stretch out and form a plurality of press parts 12 towards described thrust piece 30.Described fixture 11 can be established by two nitrogen springs 111 and fixation kit 112 and be consisted of, and described fixation kit 112 be installed in described two nitrogen springs 111 between.
As shown in the figure, described die shoe 20 has in central authorities the circle zone 22 that a machining area 21 and is surrounded on described machining area 21, described machining area 21 has a plurality of the first guiding pieces 211 that present radial arrangement in upper surface, and described circle zone 22 upper surfaces extend upward a plurality of guide pillars 221.
in addition, described thrust piece 30 has the guide hole 31 of corresponding described guide pillar 221 position sockets, described thrust piece 30 covers at described die shoe 20 tops, and described thrust piece 30 runs through a up-narrow and down-wide ring cone perforate 32 in central authorities, described ring cone perforate 32 is supplied with described forging module 40 and is installed with, described forging module 40 is arranged in a combination corresponding to the perforate 32 of described ring cone by a plurality of sliding components 41, wherein, described sliding component 41 bottoms have the second guiding piece 411 of described first guiding piece 211 windings of cooperation, and described sliding component 41 outboard ends present an oblique cone sector structure 412 corresponding to described ring cone perforate 32 medial extremitys, and described sliding component 41 medial extremitys are organized separately and are connect a forge piece 42, form a toroidal ring structure 421 by common arrangement of described each forge piece 42, and in the inboard through hole 422 that forms of described forge piece 42.
Wherein, described forging module 40 further comprise be located at described die shoe 20 and thrust piece 30 between backing plate 43 and be positioned at the support member 44 of described through hole 422 inside.Described backing plate 43 is positioned at central authorities and has one first perforate 431, is provided with a plurality of corresponding to described the first guiding piece 211 and the second guiding piece 411 and present radial the 3rd guiding piece 432 around described the first perforate 431.
Described the first guiding piece 211 is made as a fixed via 212, and described the second guiding piece 411 is made as an opening 413, described the 3rd guiding piece 432 is made as one second perforate 433, and described fixed via 212, opening 413 and the second perforate 433 inside wear the location with a latch 45 jointly.And, described the second other accommodation space 434 that is provided with an installing elastic parts 46 of perforate 433.
Please refer to Fig. 1 and shown in Figure 3, described support member 44 coordinates the processed mandrel 50 that is installed with a hollow pipe fitting, and described support member 44 protrudes from described through hole 422 and forms one and protrude length 441, by be connected the first perforate 431 of described backing plate 43 of described protrusion length 441.
As shown in the figure, when described upper bolster 10 moves down, the processed mandrel 50 that is positioned at described through hole 422 is installed in described the first perforate 431 because of the protrusion length 441 that the fixation kit 112 of described fixture 11 compresses described support member 44 and described support member 44, make described processed mandrel 50 be fixed in described through hole 422 inside, avoid described processed mandrel 50 in the process of forging, rock in the interior generation of described through hole 422 because of described processed mandrel 50 and cause forging process incorrect, and produce too much faulty materials.
Please refer to Fig. 1 and shown in Figure 4, when described upper bolster 10 continues to move down, described press part 12 can push against described thrust piece 30, at this moment, the strength of the described press part 12 described thrust pieces 30 of pushing and pressing can slowly push against the strength of described latches 45 greater than described elastic parts 46, described thrust piece 30 compresses downwards and moves down because being subject to described press part 12, indirectly drive the sliding component 41 of described forging module 40 by outer past intrinsic displacement, cause described forge piece 42 to push the described processed mandrel 50 that is positioned at through hole 422 of die casting towards inside.
Please refer to Fig. 5 and shown in Figure 5, described forge piece 42 inner side ends are provided with a modeling structure 423, push die casting when forge piece 42 towards described processed mandrel 50, described processed mandrel 50 can form the given shape 51 corresponding to described modeling structure 423 in the surface.
please refer to Figure 6 and Figure 7, the forge piece 42 of described forging module 40 can be according to the process requirements by described processed mandrel 50, replacing has the forge piece 42 of different described modeling structures 423, wherein, described forge piece 42 can be by upper processing block 424, middle locating piece 425 and lower processing block 426 sequentially from top to bottom sequentially in abutting connection with consist of, and described upper processing block 424 medial extremitys are made as the first modeling structure 423a, described middle locating piece 425 medial extremitys are made as the second modeling structure 423b of corresponding described processed mandrel 50 surface region degree, described lower processing block 426 medial extremitys are made as one the 3rd modeling structure 423c, make described processed mandrel 50 forge the demand that more can meet market of completing, and be provided with a draw-in groove 414 that coordinates described card rail 427 windings because described forge piece 42 outboard ends are provided with card rail 427 and described sliding component 41 medial extremitys, make described forge piece 42 can freely replace and be connected to described sliding component 41, make mould itself remove to produce specific mould because needs forge the processed mandrel 50 of given shape 51, relatively reduce cost of manufacture and reach higher economic benefit.
please refer to Fig. 1 and shown in Figure 8, after described processed mandrel 50 forgings are completed, described upper bolster 10 can up move, at this moment, the strength of the described elastic parts 46 described latches 45 of pushing and pressing can slowly push against the strength of described thrust pieces 30 greater than described press part 12, make described latch 45 because of pressurized displacement from inside to outside, and can guide described sliding component 41 and forge piece 42 to get back to position originally by described latch 45 and the mutual winding of described fixed via 212, and, by the described opening 413 of being installed in of described latch 45, driving described sliding component 41 moves with forge piece 42, and indirectly drive described thrust piece 30 and up move and get back to original position, prepare forging next time.
Combine institute described, the utility model mandrel mfg. moulding die moves down by upper bolster, make press part pushing and pressing thrust piece, the sliding component ecto-entad that makes thrust piece move down drive forging module moves, cause described forge piece to push the processed mandrel that die casting is positioned at through hole towards inside, use and reach quick production and reach higher economic benefit.
Above illustrated embodiment only is not in a limitative way with the utility model for convenience of description; not from the utility model spirit category; be familiar with various Simple transformeds and modification that industry technical staff can do, all must include in the scope of the utility model patent protection.
Claims (10)
1. mandrel mfg. moulding die is characterized in that comprising:
One die shoe, have one and be positioned at the circle zone that central machining area and is located on described machining area, described machining area upper surface has a plurality of the first guiding pieces that present radial arrangement, and described circle zone upper surface is provided with a plurality of upwardly extending guide pillars;
One thrust piece covers at above described die shoe, has the guide hole of the described guide pillar of a plurality of correspondences position socket, and the up-narrow and down-wide ring cone perforate of formation one is run through in central authorities;
One forges module, have a plurality of sliding components that are positioned at the perforate of the corresponding ring cone of described ring cone perforate below arrangement, described sliding component bottom has the second guide member of described first a guide member winding of cooperation, and outboard end presents an oblique cone sector structure, and medial extremity is organized separately and is connect a forge piece, described each forge piece is jointly arranged and is formed a toroidal ring structure, and forms a through hole in described forge piece medial extremity; And,
One upper bolster, center bottom have a fixture towards described forging module, and are provided with the surrounding that a plurality of press parts that extend towards described thrust piece are distributed in described fixture;
Wherein, when the press part of described upper bolster moves down the described thrust piece of pushing and pressing, described thrust piece pressurized moves inward to the sliding component that bottom offset drives described forging module, causes described forge piece to push the processed mandrel that die casting one is arranged in described through hole towards inside.
2. mandrel mfg. moulding die according to claim 1 is characterized in that: described forging mold further comprise be located at described die shoe and thrust piece between backing plate and be positioned at the support member of described through hole inside.
3. mandrel mfg. moulding die according to claim 2 is characterized in that: described backing plate central authorities have one first perforate, form corresponding to described the first guiding piece the 3rd guiding piece that several present radial arrangement around described the first perforate.
4. mandrel mfg. moulding die according to claim 3, it is characterized in that: described the first guiding piece is made as a fixed via, and described the second guiding piece is made as an opening, described the 3rd guiding piece is made as one second perforate, and described fixed via, opening and the second perforate inside wear the location with a latch jointly.
5. mandrel mfg. moulding die according to claim 4, is characterized in that: the other accommodation space that is provided with of described the second perforate, described accommodation space supply one elastic parts installing.
6. mandrel mfg. moulding die according to claim 2, it is characterized in that: described processed mandrel is made as a hollow pipe fitting, and described support member coordinates the inner support that is located in described hollow pipe fitting, and protrude outwards formation one protrusion length of described through hole, coordinate described backing plate to be connected and fixed by described protrusion length.
7. mandrel mfg. moulding die according to claim 1, it is characterized in that: described forge piece inner side end is made as the modeling structure of a described processed mandrel of die casting.
8. mandrel mfg. moulding die according to claim 7, it is characterized in that: described forge piece is made of top-down upper processing block, middle locating piece, lower processing block, and described upper processing block medial extremity is made as the second modeling structure, the described lower processing block medial extremity that the first modeling structure, described middle locating piece medial extremity be made as a corresponding described processed mandrel surface curvature and is made as one the 3rd modeling structure.
9. mandrel mfg. moulding die according to claim 1, it is characterized in that: described fixture is made as two nitrogen springs, and described two nitrogen springs between be provided with a fixation kit.
10. mandrel mfg. moulding die according to claim 1, it is characterized in that: described sliding component medial extremity is provided with a draw-in groove, and described forge piece outboard end is provided with a card rail that coordinates described draw-in groove winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220594640 CN202963344U (en) | 2012-11-13 | 2012-11-13 | Die for manufacturing mandrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220594640 CN202963344U (en) | 2012-11-13 | 2012-11-13 | Die for manufacturing mandrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202963344U true CN202963344U (en) | 2013-06-05 |
Family
ID=48504474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220594640 Expired - Lifetime CN202963344U (en) | 2012-11-13 | 2012-11-13 | Die for manufacturing mandrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202963344U (en) |
-
2012
- 2012-11-13 CN CN 201220594640 patent/CN202963344U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103302192B (en) | Riveting device | |
| CN102327952B (en) | Floating matrix trimming piercing die | |
| CN202052838U (en) | Fine blanking die for sheet polyurethane rubber | |
| CN102672046A (en) | Die for automatically punching, forming and assembling radiating fin of light-emitting diode (LED) lamp | |
| CN101875068A (en) | Cold extrusion molding mould of part | |
| CN101881304B (en) | Assembly structure, method and fixture of pulley and bearing | |
| CN201760503U (en) | Wheel spoke forming mold | |
| CN201735620U (en) | Cold extrusion forming die for part | |
| CN102366793A (en) | Universal bending die | |
| CN102327987A (en) | Die for flanging two ends of steel sleeve of steel plate spring | |
| CN100588516C (en) | Transversal punching die of refrigerator door liner | |
| CN202963344U (en) | Die for manufacturing mandrel | |
| CN202343710U (en) | Compound die mechanism for blanking and drawing | |
| CN112059026A (en) | Wheel spoke blanking die | |
| CN201659245U (en) | Plate upsetting forming mould | |
| CN105317861B (en) | Interior external ball cage disjunctor forging and its forging mold | |
| CN204108203U (en) | A kind of consubstantiality double-station forging processing unit (plant) | |
| CN103894475B (en) | Automobile drive axle U-shaped guide rod seat side opening punching die | |
| CN203155923U (en) | Air valve forging die | |
| CN202779433U (en) | Iron sheet embossing and punching and blanking composite die for packing box | |
| CN202367413U (en) | Screw pressing and die discharging device for automobile hub bearing | |
| CN204867092U (en) | Eck mould utensil is received to tensioning member | |
| CN201687920U (en) | Assembly structure for belt wheel and bearing and clamp | |
| CN203076421U (en) | Automatic side punching die for multi-station forming machine | |
| CN202343761U (en) | Reverse-stretching die of wide flange piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 |