CN204672883U - Crank forging mold - Google Patents
Crank forging mold Download PDFInfo
- Publication number
- CN204672883U CN204672883U CN201520257233.XU CN201520257233U CN204672883U CN 204672883 U CN204672883 U CN 204672883U CN 201520257233 U CN201520257233 U CN 201520257233U CN 204672883 U CN204672883 U CN 204672883U
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- China
- Prior art keywords
- pilot hole
- crank
- surrounding
- forging
- patrix
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Abstract
The utility model relates to machine components manufacture field, specifically, relates to a kind of crank forging mold, the counterdie that this forging mold comprises patrix and matches with patrix, and patrix realizes, to the outer shape forging of crank upper end, comprising upper end and upper pole part; Mould realizes, to toggle-action lever portion and the forging of crank base profile, comprising lower end and lower beam portion; And upper end and lower end to be provided with in lengthwise position upper pilot hole in correspondence with each other and lower pilot hole, every a pair pilot hole is worn by optical axis and is connected, to prevent this forging mold generation mismatch.This forging abrasive article structures is simple, can disposable forging forming, improves crank forging efficiency, reduces crank burr phenomenon.
Description
Technical field
The utility model relates to machine components manufacture field, specifically, relates to a kind of crank forging mold.
Background technology
Mould forging refers to by METAL HEATING PROCESS to soft state, is poured into the mold in tool, by the closed one-shot forming of the upper and lower mould of mould.And crank is part important in engine, be the connecting portion of engine spindle neck and connecting rod neck, the reliability of its machining accuracy and crudy is most important.The patrix of existing crank forging mold, can produce overlap at edge, toggle-action lever portion after having forged, and after forging machines, needs to use edger to be cut away by burr, increases crank production process and production cost.
Utility model content
The purpose of this utility model is to provide a kind of crank forging mold, can realize crank quick, accurately forge, improve crank forging efficiency, reduce crank burr phenomenon.
The technical solution of the utility model is: crank forging mold, is characterized in that: the counterdie that this forging mold comprises patrix and matches with patrix.Patrix realizes the outer shape forging of crank upper end, the cross section of patrix is T-shaped, patrix comprises collar plate shape upper end and is arranged at the cylindrical upper pole part of bottom of upper end, and the middle part of upper end is provided with the accommodation space of the inclined platform of accommodating crank, and the surrounding of upper end is provided with binding thread and upper pilot hole; Upper pole part adopts hollow structure.Counterdie realizes toggle-action lever portion and the forging of crank base profile, the cross section of counterdie is T-shaped, counterdie comprises collar plate shape lower end and cylindrical lower beam portion, the surrounding of lower end is provided with and the fastening bolt that upper end binding thread matches and the lower pilot hole corresponding with upper pilot hole, and on every a pair, pilot hole and lower pilot hole are worn by optical axis and connected; The centre of lower end is provided with the cylinder shape groove of accommodating upper pole part, and the diameter of cylinder shape groove is slightly larger than the diameter of upper pole part, and the bottom of cylinder shape groove is provided with the strip hole in the bar portion of accommodating crank, and this strip hole runs through lower beam portion.
Preferably, described upper pilot hole and lower pilot hole in lengthwise position in correspondence with each other.
Preferably, the surrounding of described upper end is provided with 3 place's binding threads and 3 upper pilot holes, and namely 3 place's binding threads are evenly laid in upper end surrounding, and 3 upper pilot holes are evenly laid in upper end surrounding, and binding thread and upper pilot hole adopt staggered mode; The number of the lower end surrounding fastening bolt corresponding with upper end and lower pilot hole is respectively 3, namely 3 fastening bolts are evenly laid in lower end surrounding, 3 lower pilot holes are evenly laid in lower end surrounding, and fastening bolt and lower pilot hole adopt staggered mode.
The utility model beneficial effect is compared with prior art:
The counterdie that this forging mold comprises patrix and matches with patrix, patrix realizes, to the outer shape forging of crank upper end, comprising upper end and upper pole part; Mould realizes, to toggle-action lever portion and the forging of crank base profile, comprising lower end and lower beam portion; And upper end and lower end to be provided with in lengthwise position upper pilot hole in correspondence with each other and lower pilot hole, every a pair pilot hole is worn by optical axis and is connected, to prevent this forging mold generation mismatch.This forging abrasive article structures is simple, can disposable forging forming, improves crank forging efficiency, reduces crank burr phenomenon.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model patrix;
Fig. 3 is the structural representation of the utility model counterdie.
Wherein, 1 upper end; 2 upper pole parts; 3 accommodation spaces; 4 binding threads; Pilot hole on 5; 6 lower ends; 7 lower beam portions; 8 fastening bolts; 9 times pilot holes; 10 cylinder shape grooves; 11 strip holes.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those skilled in the art obtain under the prerequisite of not making creative work, all belongs to protection domain of the present utility model.
Embodiment 1
Crank forging mold, for carrying out the processing of disposal molding location to engine crank.
The counterdie that this forging mold comprises patrix and matches with patrix.
See Fig. 1 and Fig. 2, the cross section of patrix is T-shaped, and patrix comprises collar plate shape upper end 1 and cylindrical upper pole part 2, and the middle part of upper end 1 is provided with the accommodation space 3 of the inclined platform of accommodating crank and eccentric orfice, and the surrounding of upper end 1 is provided with binding thread 4 and upper pilot hole 5.Upper pole part 2 adopts hollow structure, and upper pole part 2 is arranged at the bottom of upper end 1.
See Fig. 1 and Fig. 3, the cross section of counterdie is T-shaped, counterdie comprises collar plate shape lower end 6 and cylindrical lower beam portion 7, the fastening bolt that surrounding is provided with upper end binding thread 4 matches 8 of lower end 6 and the lower pilot hole 9 corresponding with upper pilot hole 5, and upper pilot hole 5 and lower pilot hole 9 in lengthwise position in correspondence with each other, every a pair pilot hole is worn by optical axis and is connected, to prevent this forging mold generation mismatch phenomenon.The centre of lower end 6 is provided with the cylinder shape groove 10 of accommodating upper pole part 2, and the diameter of cylinder shape groove 10 is slightly larger than the diameter of upper pole part 2, and the bottom of cylinder shape groove 10 is provided with strip hole 11, and this strip hole 11 runs through lower beam portion 7, in order to the bar portion of accommodating crank.
Embodiment 2
The structure of the forging mold of embodiment 2 is substantially identical with composition with the structure of the forging mold of embodiment 1 with composition, and distinguishing characteristics is:
The surrounding of upper end 1 is provided with 3 place's binding threads 4 and 3 upper pilot holes 5, and namely 3 place's binding threads 4 are evenly laid in upper end 1 surrounding, and 3 upper pilot holes 5 are evenly laid in upper end 1 surrounding, and binding thread 4 and upper pilot hole 5 adopt staggered mode.Meanwhile, the lower end 6 surrounding fastening bolt 8 corresponding with upper end 1 and the number of lower pilot hole 9 are respectively 3, namely 3 fastening bolts 8 are evenly laid in lower end 6 surrounding, and 3 lower pilot holes 9 are evenly laid in lower end 6 surrounding, and fastening bolt 8 and lower pilot hole 9 adopt staggered mode.
Those skilled in the art can understand the schematic diagram that accompanying drawing is only a preferred embodiment, and the structure in accompanying drawing might not be that to implement the utility model necessary with composition.
It is last it is noted that above embodiment is only for illustration of the technical solution of the utility model, but not be limited, although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (3)
1. crank forging mold, it is characterized in that: the counterdie that this forging mold comprises patrix and matches with patrix, the cross section of patrix is T-shaped, patrix comprises collar plate shape upper end and is arranged at the cylindrical upper pole part of bottom of upper end, the middle part of upper end is provided with the accommodation space of the inclined platform of accommodating crank, and the surrounding of upper end is provided with binding thread and upper pilot hole; Upper pole part adopts hollow structure; The cross section of counterdie is T-shaped, counterdie comprises collar plate shape lower end and cylindrical lower beam portion, the surrounding of lower end is provided with and the fastening bolt that upper end binding thread matches and the lower pilot hole corresponding with upper pilot hole, and on every a pair, pilot hole and lower pilot hole are worn by optical axis and connected; The centre of lower end is provided with the cylinder shape groove of accommodating upper pole part, and the diameter of cylinder shape groove is slightly larger than the diameter of upper pole part, and the bottom of cylinder shape groove is provided with the strip hole in the bar portion of accommodating crank, and this strip hole runs through lower beam portion.
2. crank forging mold according to claim 1, is characterized in that: described upper pilot hole and lower pilot hole in lengthwise position in correspondence with each other.
3. crank forging mold according to claim 1, it is characterized in that: the surrounding of described upper end is provided with 3 place's binding threads and 3 upper pilot holes, namely 3 place's binding threads are evenly laid in upper end surrounding, 3 upper pilot holes are evenly laid in upper end surrounding, and binding thread and upper pilot hole adopt staggered mode; The number of the lower end surrounding fastening bolt corresponding with upper end and lower pilot hole is respectively 3, namely 3 fastening bolts are evenly laid in lower end surrounding, 3 lower pilot holes are evenly laid in lower end surrounding, and fastening bolt and lower pilot hole adopt staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520257233.XU CN204672883U (en) | 2015-04-23 | 2015-04-23 | Crank forging mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520257233.XU CN204672883U (en) | 2015-04-23 | 2015-04-23 | Crank forging mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204672883U true CN204672883U (en) | 2015-09-30 |
Family
ID=54172606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520257233.XU Expired - Fee Related CN204672883U (en) | 2015-04-23 | 2015-04-23 | Crank forging mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204672883U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922269A (en) * | 2020-09-01 | 2020-11-13 | 重庆钧顶机械制造有限公司 | Crank forging and extruding process |
-
2015
- 2015-04-23 CN CN201520257233.XU patent/CN204672883U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922269A (en) * | 2020-09-01 | 2020-11-13 | 重庆钧顶机械制造有限公司 | Crank forging and extruding process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Laixi City, Shandong province 266000 Qingdao City Li Quan Zhen Nan Huan Lu Bei Patentee after: Qingdao duo Kenla mechanical Limited by Share Ltd Address before: Laixi City, Shandong province 266200 Qingdao City Li Quan Zhen Nan Huan Lu Bei Patentee before: Tongued bell machinery Co., Ltd is agree draw in Qingdao |
|
| 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: 20150930 Termination date: 20190423 |