CN104057008B - Four-station forging die for pull rod of railway turnout opening - Google Patents
Four-station forging die for pull rod of railway turnout opening Download PDFInfo
- Publication number
- CN104057008B CN104057008B CN201410327174.9A CN201410327174A CN104057008B CN 104057008 B CN104057008 B CN 104057008B CN 201410327174 A CN201410327174 A CN 201410327174A CN 104057008 B CN104057008 B CN 104057008B
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- insert
- forging
- lower mould
- mould
- finish
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- Expired - Fee Related
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- 238000005242 forging Methods 0.000 title claims abstract description 84
- 239000000463 material Substances 0.000 claims abstract description 34
- 230000000903 blocking effect Effects 0.000 claims description 46
- 238000009966 trimming Methods 0.000 claims description 24
- 230000007704 transition Effects 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 abstract description 6
- 238000003754 machining Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 210000002105 tongue Anatomy 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000009497 press forging Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The invention discloses a four-station forging die for a pull rod of a railway turnout opening, belongs to the technical field of forging, and particularly relates to machining equipment for railway turnouts. The forging die comprises an upper die, a lower die and a four-station puncher chip, the appearance of the upper die and the lower die is a rectangular cube, and the lower die is located under the upper die. Four semicircular insert grooves are evenly formed in the upper end face of the lower die in sequence, and an insert is arranged in each insert groove. The upper die is located over the lower die, four semicircular insert grooves are evenly formed in the lower end face of the upper die in sequence, and an insert is arranged in each insert groove. After the upper die and the lower die are closed, a closed cavity for material collecting, pre-forging, finish forging and edge cutting is formed. The four-station forging die is used in cooperation with forging equipment, a four-station forging task of the pull rod of the railway turnout opening can be completed conveniently and rapidly, and compared with the prior art, the four-station forging die for the pull rod of the railway turnout opening has the advantages of being easy and convenient to manufacture and convenient to dismount and replace, reducing labor force, relieving labor intensity, improving production efficiency, reducing the rejection rate and cost, and improving comprehensive performance of products.
Description
Technical field
The invention belongs to forge processing technique field, and in particular to a kind of railway switch process equipment.
Background technology
Track switch opening pull bar is the crucial connecting rod in railway switch turn-out track system, and its Main Function is that connection two is sharp
Rail, it is ensured that the framework distance between two tongues, and be connected with turn-out track equipment, the swing of traction tongue is realized in turn-out track, keep two
Tip of a root rail synchronizing moving, pilot engine vehicle realizes lane change or crossing elimination.With railway systems skill at a high speed, heavily loaded, safe
Art develops, and in order to ensure the traffic safety of train, the performance of the pull bar that is open to track switch proposes higher requirement.
The blank of existing switch rod is made using round steel open die forging, typically breaks into type using press forging, and the later stage is again
Opening is individually processed by the milling machine of machining equipment.The track switch opening pull bar blank surface matter that prior art apparatus make
Amount is poor, and Jing is commonly present the defects such as face crack, depression, folding, bending, the bad control of overall dimensions and tolerance of blank, sternly
Ghost image rings real conforming product rate；Simultaneously in actual production, it is impossible to which the opening of pull bar is made, it is impossible to realize time processing into
Type, reduces production efficiency.
The content of the invention
It is an object of the present invention to provide a kind of station forging mold of railway switch opening pull bar four, to realize railway switch opening
The die-forging forming of pull bar, while the opening of pull bar is made, reduces product percent defective, improve production efficiency, improves product
The purpose of comprehensive quality.
The technical solution adopted for the present invention to solve the technical problems is：The forging mold, including upper die and lower die and four works
Position drift；Upper die and lower die outward appearance is rectangular cubic, and lower mould is located at the underface of upper mould；The upper surface of lower mould uniformly sets successively
There are four semicircle insert grooves, insert is set in single insert groove；Upper mould is located at the surface of lower mould, the lower surface of upper mould
Four semicircle insert grooves are uniformly provided with successively, and insert is set in single insert groove；After upper and lower mould closure, composition closure
Poly- material, blocking, finish-forging and trimming die cavity.
Described first semicircle insert groove left end is embedded with the tight insert of the poly- feed collet of lower mould（First station）, the poly- feed collet of lower mould
The outward appearance semicircular in shape of tight insert, internal die cavity is V-shaped, in first semicircle insert groove, tightly inlays with the poly- feed collet of lower mould
Block connecting place right side is embedded with the poly- material half module insert of lower mould（First station）, lower mould gathers the outward appearance semicircular in shape of material half module insert, interior
The left side of portion's die cavity is two stepped V-type type faces that are connected, and is the inclined-plane of a transition at the ladder in two V-type type faces, internal
The right-hand member semicircular in shape of die cavity, the V-type type face for gathering material half module insert with lower mould is connected.
The lower mould Article 2 semicircle insert groove left end is embedded with lower mould blocking and clamps insert（Second station）, lower mould is pre-
Forging clamps the outward appearance semicircular in shape of insert, and internal die cavity is V-shaped；It is pre- with lower mould in Article 2 semicircle insert groove
Forging clamps insert connecting place right side and is embedded with lower mould blocking half module insert（Second station）, the outward appearance of lower mould blocking half module insert is in half
Circle, the left side of internal die cavity is two stepped V-type type faces that are connected, and is the oblique of a transition at the ladder in two V-type type faces
Face, the right-hand member semicircular in shape of internal die cavity is connected with second V-type type face.
The lower mould Article 3 semicircle insert groove left end is embedded with lower mould finish-forging and clamps insert（3rd station）, lower mould end
Forging clamps the outward appearance semicircular in shape of insert, and internal die cavity is V-shaped；In Article 3 semicircle insert groove, with lower mould end
Forging clamps insert connecting place right side and is embedded with lower mould finish-forging half module insert（3rd station）, the outward appearance of lower mould finish-forging half module insert is in half
Circle, the left side of internal die cavity is two stepped V-type type faces that are connected, and is the oblique of a transition at the ladder in two V-type type faces
Face, the right-hand member semicircular in shape of internal die cavity is connected with second V-type type face.
The lower mould Article 4 semicircle insert groove left end is embedded with lower die cut side and is oriented to insert（4th station）, lower die cut
Side is oriented to the outward appearance semicircular in shape of insert, and internal die cavity is V-shaped；In Article 4 semicircle insert groove, with lower die cut
It is being oriented to half module insert when insert connecting place right side is embedded with lower die cut（4th station）, the outward appearance of lower die cut side half module insert is in half
Circle, internal die cavity is integrally V-shaped, and the right-hand member in V-type type face is provided with depression V-type flash gutters；
The upper mould is located at the surface of lower mould, arranges with the structure mirror image of lower mould.
Be respectively equipped with the right center axis of poly- material, blocking, finish-forging and trimming die cavity after the closure poly- material drift,
Blocking drift, finish-forging drift and trimming punch are installed on forging equipment, gather material drift, blocking drift, finish-forging drift, trimming punching
Head overall appearance is equipped with a ring shape dress card groove in cylinder, tail end；The tip of poly- material drift is plane, blocking drift,
Finish-forging punch tip is equipped with the rectangular of a projection；Trimming punch tip is provided with the type face in "convex" shaped.
The tight insert of the poly- feed collet of the upper and lower mould, blocking clamp insert, finish-forging and clamp insert, trimming and be oriented to the semicircle of insert to be cut
Face both sides are equipped with two symmetrical T-bolt counterbores, are inlayed with upper and lower mould by fastening bolt and are fastenedly connected；It is described upper and lower
Mould gathers expects that half module insert, blocking half module insert, finish-forging half module insert, the semicircle tangent plane both sides of trimming half module insert are equipped with three
Symmetrical T-bolt counterbore, is inlayed with upper and lower mould by fastening bolt and is fastenedly connected.
It is using the positive effect of the present invention：The invention and forging equipment（Horizontal forging and upsetting machine）Support the use, can be conveniently
The station of railway switch opening pull bar four forging task is completed, compared with current art, with easy, disassembling, assembling and replacing side simple for production
Just recruitment, reduction labor intensity, improve production efficiency, rate of reducing the number of rejects and seconds and cost, raising product combination property etc., are reduced excellent
Point.
Description of the drawings
The station forging mold of this railway switch opening pull bar four is further illustrated below in conjunction with the accompanying drawings.
Accompanying drawing 1 is the railway switch opening pull bar rough forging that prior art makes；
The railway switch opening pull bar rough forging that accompanying drawing 2 makes for the present invention；
Accompanying drawing 3 is axonometric chart of the station forging mold of railway switch opening pull bar four of the present invention at lower-left visual angle；
Accompanying drawing 4 is the tight insert axonometric chart of the poly- feed collet of upper and lower mould of the invention；
Accompanying drawing 5 is the poly- material half module insert axonometric chart of upper and lower mould of the invention；
Accompanying drawing 6 clamps insert axonometric chart for upper and lower mould blocking of the invention；
Accompanying drawing 7 is upper and lower mould blocking half module insert axonometric chart of the invention；
Accompanying drawing 8 clamps insert axonometric chart for upper and lower mould finish-forging of the invention；
Accompanying drawing 9 is upper and lower mould finish-forging half module insert axonometric chart of the invention；
Accompanying drawing 10 is oriented to insert axonometric chart for upper and lower cross cutting side of the invention；
Accompanying drawing 11 is upper and lower cross cutting side half module insert axonometric chart of the invention；
Accompanying drawing 12 is the poly- material drift axonometric chart of the present invention；
Accompanying drawing 13 is blocking drift axonometric chart of the present invention；
Accompanying drawing 14 is finish-forging drift axonometric chart of the present invention；
Accompanying drawing 15 is trimming punch axonometric chart of the present invention.
Shown in figure：
Mould on 1；
2 times moulds；
The tight insert of the poly- feed collet of 211 times moulds；
212 times mould gathers material half module insert；
221 times mould blocking clamps insert；
222 times mould blocking half module inserts；
231 times mould finish-forging clamps insert；
232 times mould finish-forging half module inserts；
241 lower die cut sides are oriented to insert；
242 lower die cut side half module inserts；
31 poly- material drifts；
32 blocking drifts；
33 finish-forging drifts；
34 trimming punches；
4 fastening bolts；
5 insert grooves；
6 are installed groove.
Specific embodiment
As shown in drawings：The forging mold, including upper mould 1, the station punch 31,32,33,34 of lower mould 2 and four；Upper mould 1, under
The outward appearance of mould 2 is rectangular cubic, and lower mould 2 is located at the underface of upper mould 1；The upper surface of lower mould 2 is uniformly provided with successively four semicircles
Insert is set in shape insert groove, single insert groove；Upper mould 1 is located at the surface of lower mould 2, and the lower surface of upper mould 1 is equal successively
It is even to be provided with four semicircle insert grooves, insert is set in single insert groove；After upper and lower mould 1,2 is closed, it is poly- that composition is closed
Material, blocking, finish-forging and trimming die cavity.
It is described to be embedded with the tight insert 211 of the poly- feed collet of lower mould in first semicircle insert groove left end（First station）, lower mould
The outward appearance semicircular in shape of the tight insert 211 of poly- feed collet, internal die cavity is V-shaped, poly- with lower mould in first semicircle insert groove
The tight connecting place of insert 211 right side of feed collet is embedded with the poly- material half module insert 212 of lower mould（First station）, the poly- material half module insert 212 of lower mould
Outward appearance semicircular in shape, the left side of internal die cavity is two stepped V-type type faces that are connected, and is at the ladder in two V-type type faces
The inclined-plane of one transition, the right-hand member semicircular in shape of internal die cavity, the V-type type face for gathering material half module insert 212 with lower mould is connected.
The Article 2 of the lower mould 2 semicircle insert groove left end is embedded with lower mould blocking（Second station）Insert 221 is clamped, under
Mould blocking clamps the outward appearance semicircular in shape of insert 221, and internal die cavity is V-shaped；In Article 2 semicircle insert groove, with
Lower mould blocking clamps the connecting place of insert 221 right side and is embedded with lower mould blocking half module insert 222（Second station）, lower mould blocking half module edge
The outward appearance semicircular in shape of block 222, the left side of internal die cavity is two stepped V-type type faces that are connected, the ladder in two V-type type faces
Locate the inclined-plane for a transition, the right-hand member semicircular in shape of internal die cavity is connected with the V-type type face of lower mould blocking half module insert 222.
The Article 3 of the lower mould 2 semicircle insert groove left end is embedded with lower mould finish-forging and clamps insert 231（3rd station）, under
Mould finish-forging clamps the outward appearance semicircular in shape of insert 231, and internal die cavity is V-shaped；In the Article 3 of lower mould 2 semicircle insert groove
It is interior, clamp the connecting place of insert 231 right side with lower mould finish-forging and be embedded with lower mould finish-forging half module insert 232（3rd station）, lower mould finish-forging
The outward appearance semicircular in shape of half module insert 232, the left side of internal die cavity is two stepped V-type type faces that are connected, two V-type type faces
Ladder at be a transition inclined-plane, the right-hand member semicircular in shape of internal die cavity, the V-type type face with lower mould finish-forging half module insert 232
It is connected.
Lower die cut side is embedded with the Article 4 of lower mould 2 semicircle insert groove left end be oriented to insert 241（4th station）,
Lower die cut side is oriented to the outward appearance semicircular in shape of insert 241, and internal die cavity is V-shaped；In Article 4 semicircle insert groove,
Half module insert 242 when the connecting place of insert 241 right side is embedded with lower die cut is being oriented to lower die cut（4th station）, lower die cut side half module
The outward appearance semicircular in shape of insert 242, internal die cavity is integrally V-shaped, and the right-hand member in V-type type face is provided with depression V-type flash gutters；
The upper mould 1 is located at the surface of lower mould 2, arranges with the structure mirror image of lower mould, the lower surface of upper mould 1（It is equal successively
It is even to be provided with four semicircle insert grooves, it is embedded with the tight insert of the poly- feed collet of mould in first semicircle insert groove left end（First
Station）, the outward appearance semicircular in shape of the tight insert of the poly- feed collet of upper mould, internal die cavity is V-shaped, in described first semicircle insert groove
It is interior, the poly- material half module insert of upper mould is embedded with the tight insert connecting place right side of the poly- feed collet of upper mould, upper mould gathers the outward appearance of material half module insert and is in
Semicircle, the left side of internal die cavity is two stepped V-type type faces that are connected, and is a transition at the ladder in two V-type type faces
Inclined-plane, the right-hand member semicircular in shape of internal die cavity is connected with second V-type type face；The Article 2 of mould 1 semicircle insert is recessed on described
Groove left end is embedded with mould blocking and clamps insert, and upper mould blocking clamps the outward appearance semicircular in shape of insert, and internal die cavity is V-shaped；Institute
State in Article 2 semicircle insert groove, clamp insert connecting place right side with upper mould blocking and be embedded with upper mould blocking half module insert, on
The outward appearance semicircular in shape of mould blocking half module insert, the left side of internal die cavity is two stepped V-type type faces that are connected, two V-types
It is the inclined-plane of a transition at the ladder in type face, the right-hand member semicircular in shape of internal die cavity is connected with second V-type type face；Described
The Article 3 of upper mould 1 semicircle insert groove left end is embedded with mould finish-forging and clamps insert, and upper mould finish-forging clamps the outward appearance of insert in half
Circle, internal die cavity is V-shaped；In Article 3 semicircle insert groove, with upper mould finish-forging insert connecting place right side is clamped
Mould finish-forging half module insert is embedded with, the outward appearance semicircular in shape of upper mould finish-forging half module insert, the left side of internal die cavity is connected for two
Stepped V-type type face, is the inclined-plane of a transition at the ladder in two V-type type faces, the right-hand member semicircular in shape of internal die cavity, with
Two V-type type faces are connected；The Article 4 of mould 1 semicircle insert groove left end is embedded with cross cutting side and is oriented to insert, upper mould on described
Trimming is oriented to the outward appearance semicircular in shape of insert, and internal die cavity is V-shaped；In Article 4 semicircle insert groove, with upper mould
Trimming is oriented to insert connecting place right side and is embedded with cross cutting side half module insert, and the outward appearance semicircular in shape of upper cross cutting side half module insert is interior
Portion's die cavity is integrally V-shaped, and the right-hand member in V-type type face is provided with depression V-type flash gutters；
Poly- material drift is respectively equipped with the right center axis of poly- material, blocking, finish-forging and trimming die cavity after the closure
31st, blocking drift 32, finish-forging drift 33 and trimming punch 34 are installed on horizontal forging and upsetting machine, gather material drift 31, blocking drift 32, finish-forging
Drift 33, the overall appearance of trimming punch 34 are equipped with a ring shape dress card groove in cylinder, tail end；The tip of poly- material drift 31
For plane, blocking drift 32, the tip of finish-forging drift 33 are equipped with the rectangular of a projection；The tip of trimming punch 34 is provided with and is in
The type face of "convex" shaped.
The tight insert 211 of poly- feed collet of the upper mould 1, lower mould 2, blocking clamps insert 221, and finish-forging clamps insert 231, trimming
Be oriented to insert 241 semicircle tangent plane both sides be equipped with two symmetrical T-bolt counterbores, by fastening bolt 4 respectively with upper mould
1st, lower mould 2 is inlayed and is fastenedly connected；The poly- material half module insert 212 of the upper mould 1, lower mould 2, blocking half module insert 222, finish-forging half module
Insert 232, the semicircle tangent plane both sides of trimming half module insert 242 are equipped with three symmetrical T-bolt counterbores, by fastening bolt
4 inlay and are fastenedly connected with upper mould 1, lower mould 2 respectively.
Claims (7)
1. a kind of station forging mold of railway switch opening pull bar four, is characterized in that：The forging mold, including upper die and lower die and
Four station punch；Upper die and lower die outward appearance is rectangular cubic, and lower mould is located at the underface of upper mould；The upper surface of lower mould is equal successively
It is even to be provided with four semicircle insert grooves, insert is set in single insert groove；Upper mould is located at the surface of lower mould, under upper mould
End face is uniformly provided with successively four semicircle insert grooves, and insert is arranged in single insert groove；After upper and lower mould closure, composition
Poly- material, blocking, finish-forging and the trimming die cavity for closing；First semicircle insert groove left end is embedded with the tight insert of the poly- feed collet of lower mould,
The outward appearance semicircular in shape of the tight insert of the poly- feed collet of lower mould, internal die cavity is V-shaped, in first semicircle insert groove, with lower mould
The tight insert connecting place right side of poly- feed collet is embedded with the poly- material half module insert of lower mould, and lower mould gathers the outward appearance semicircular in shape of material half module insert, interior
The left side of portion's die cavity is two stepped V-type type faces that are connected, and is the inclined-plane of a transition at the ladder in two V-type type faces, internal
The right-hand member semicircular in shape of die cavity, the V-type type face for gathering material half module insert with lower mould is connected.
2. the station forging mold of railway switch opening pull bar four according to claim 1, is characterized in that：Lower mould Article 2 half
Circular-patch groove left end is embedded with lower mould blocking and clamps insert, and lower mould blocking clamps the outward appearance semicircular in shape of insert, internal die cavity
It is V-shaped；In Article 2 semicircle insert groove, clamp insert connecting place right side with lower mould blocking and be embedded with lower mould blocking half
Mould insert, the outward appearance semicircular in shape of lower mould blocking half module insert, the left side of internal die cavity is two stepped V-type types that are connected
Face, is the inclined-plane of a transition at the ladder in two V-type type faces, the right-hand member semicircular in shape of internal die cavity, with second V-type type face phase
Even.
3. the station forging mold of railway switch opening pull bar four according to claim 2, is characterized in that：Lower mould Article 3 half
Circular-patch groove left end is embedded with lower mould finish-forging and clamps insert, and lower mould finish-forging clamps the outward appearance semicircular in shape of insert, internal die cavity
It is V-shaped；In Article 3 semicircle insert groove, clamp insert connecting place right side with lower mould finish-forging and be embedded with lower mould finish-forging half
Mould insert, the outward appearance semicircular in shape of lower mould finish-forging half module insert, the left side of internal die cavity is two stepped V-type types that are connected
Face, is the inclined-plane of a transition at the ladder in two V-type type faces, the right-hand member semicircular in shape of internal die cavity, with second V-type type face phase
Even.
4. the station forging mold of railway switch opening pull bar four according to claim 3, is characterized in that：Lower mould Article 4 half
Circular-patch groove left end is embedded with lower die cut side and is oriented to insert, and lower die cut side is oriented to the outward appearance semicircular in shape of insert, internal die cavity
It is V-shaped；In Article 4 semicircle insert groove, it is being oriented to half when insert connecting place right side is embedded with lower die cut with lower die cut
Mould insert, the outward appearance semicircular in shape of lower die cut side half module insert, internal die cavity is integrally V-shaped, and the right-hand member in V-type type face is provided with recessed
Sunken V-type flash gutters.
5. the station forging mold of railway switch opening pull bar four according to claim 4, is characterized in that：Upper mould is located at lower mould
Surface, arrange with the structure mirror image of lower mould.
6. the station forging mold of railway switch opening pull bar four according to claim 1, is characterized in that：It is poly- after closure
Poly- material drift, blocking drift, finish-forging drift are respectively equipped with the right center axis of material, blocking, finish-forging and trimming die cavity and are cut
Side drift is installed on forging equipment, gathers material drift, blocking drift, finish-forging drift, trimming punch overall appearance in cylinder, tail
End is equipped with a ring shape dress card groove；The tip of poly- material drift is plane, and blocking drift, that finish-forging punch tip is equipped with one is convex
The rectangular for rising；Trimming punch tip is provided with the type face in "convex" shaped.
7. the station forging mold of railway switch opening pull bar four according to claim 5, is characterized in that：The poly- material of upper and lower mould
Clamp insert, blocking clamp insert, finish-forging clamp insert, trimming be oriented to insert semicircle tangent plane both sides be equipped with two it is symmetrical
T-bolt counterbore, is inlayed with upper and lower mould by fastening bolt and is fastenedly connected；The poly- material half module insert of the upper and lower mould, blocking half
Mould insert, finish-forging half module insert, the semicircle tangent plane both sides of trimming half module insert are equipped with three symmetrical T-bolt counterbores, lead to
Cross fastening bolt and inlay with upper and lower mould and be fastenedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327174.9A CN104057008B (en) | 2014-07-10 | 2014-07-10 | Four-station forging die for pull rod of railway turnout opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327174.9A CN104057008B (en) | 2014-07-10 | 2014-07-10 | Four-station forging die for pull rod of railway turnout opening |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104057008A CN104057008A (en) | 2014-09-24 |
| CN104057008B true CN104057008B (en) | 2017-04-12 |
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ID=51545104
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410327174.9A Expired - Fee Related CN104057008B (en) | 2014-07-10 | 2014-07-10 | Four-station forging die for pull rod of railway turnout opening |
Country Status (1)
| Country | Link |
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| CN (1) | CN104057008B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855453B (en) * | 2017-10-18 | 2019-06-18 | 国营第六一六厂 | A kind of forging die for combining die-forging forming |
| CN107855447B (en) * | 2017-10-18 | 2019-04-09 | 国营第六一六厂 | A kind of sector hot forging and drop stamping compound plasticity shaping process |
| CN110508743B (en) * | 2019-09-02 | 2020-06-26 | 许昌中兴锻造有限公司 | Long rod flange shaft forging process |
| CN114425592A (en) * | 2021-12-23 | 2022-05-03 | 芜湖三联锻造股份有限公司 | Forming device of hollow step axle of thick wall |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6049824A (en) * | 1983-08-29 | 1985-03-19 | Toyota Motor Corp | Method and die for forging rough preform of long-sized material having rectangular section |
| SU1342575A1 (en) * | 1986-03-12 | 1987-10-07 | Московское Машиностроительное Производственное Объединение "Салют" | Die set for closed die forging |
| RU2303502C1 (en) * | 2006-08-28 | 2007-07-27 | Открытое Акционерное Общество "Магнитогорский Метизно-Калибровочый Завод "Ммк-Метиз" | Clamp bolts manufacturing method |
| CN201644687U (en) * | 2010-04-30 | 2010-11-24 | 浙江联通家具配件有限公司 | Special device for formation of semi-finished furniture connecting rod |
| CN102166614B (en) * | 2011-01-04 | 2012-12-19 | 武汉理工大学 | Method and production line for forging forged piece of automobile rear axle driving spiral bevel gear |
| CN202192201U (en) * | 2011-07-22 | 2012-04-18 | 江阴市燎原锻压有限公司 | Forging piece molding die |
| CN202270908U (en) * | 2011-08-01 | 2012-06-13 | 江阴南工锻造有限公司 | Automobile part forging die |
| CN202411311U (en) * | 2011-11-10 | 2012-09-05 | 深圳航空标准件有限公司 | Cold upsetting die for dovetail groove screw |
| CN202479424U (en) * | 2012-02-17 | 2012-10-10 | 天津市天锻压力机有限公司 | Four-station turnout die |
| CN204035445U (en) * | 2014-07-10 | 2014-12-24 | 山东远大模具材料有限公司 | Railway switch opening pull bar four station forging mold |
-
2014
- 2014-07-10 CN CN201410327174.9A patent/CN104057008B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104057008A (en) | 2014-09-24 |
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