CN108326220A - A kind of gear shaft precision forging mold and manufacturing process - Google Patents
A kind of gear shaft precision forging mold and manufacturing process Download PDFInfo
- Publication number
- CN108326220A CN108326220A CN201810361482.1A CN201810361482A CN108326220A CN 108326220 A CN108326220 A CN 108326220A CN 201810361482 A CN201810361482 A CN 201810361482A CN 108326220 A CN108326220 A CN 108326220A
- Authority
- CN
- China
- Prior art keywords
- gear shaft
- die holder
- gear
- cutting blade
- punching press
- 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.)
- Pending
Links
- 238000005242 forging Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- 238000004080 punching Methods 0.000 claims abstract description 26
- 238000000465 moulding Methods 0.000 claims abstract description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000013016 damping Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/002—Hybrid process, e.g. forging following casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
- B21J5/027—Trimming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/06—Making machine elements axles or shafts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of gear shaft precision forging mold and manufacturing process, including upper die holder, lower die holder, cutter groove and pedestal, the bottom of the upper die holder is fixed with positioning column, and the centre of positioning column is provided with cutting blade, the cutting blade is internally provided with gear diel, and the inside of gear diel is equipped with core model, it is provided with cutting blade above the lower die holder, and the inside of lower die holder is fixed with locating slot, the centre of the punching press chamber is connected with mandrel, and the bottom of punching press chamber is provided with straight slot, the straight slot is internally provided with mandril, and the bottom of mandril is connected with mounting plate, the bottom of the mounting plate is provided with hydraulic cylinder, the pedestal is fixedly arranged above lower die holder.The gear shaft precision forging mold is provided with 4 mandrils above mounting plate, and 4 mandrils are angularly distributed in the top of mounting plate, the phenomenon that can making the more steady of gear shaft ejection after molding in this way, prevent gear shaft from shaking.
Description
Technical field
The present invention relates to technical field of mold, specially a kind of gear shaft precision forging mold and manufacturing process.
Background technology
Gear shaft refers to support rotary part and therewith turns round to transmit the machine components of movement, torque or moment of flexure, most
Common is that round metal is rod-shaped, and the part for making rotary motion in the machine is just mounted on axis, and gear shaft can be divided into many classes, but
It is that existing gear shaft molding die still has several drawbacks place, such as ejects unstable after gear shaft extrusion forming, makes tooth
The phenomenon that wheel shaft shakes, and extra material cannot be cut, the molding effect of gear shaft finish forge is affected, is dropped
The low service efficiency of gear shaft molding die, so we have proposed a kind of gear shaft precision forging molds, in order to solve
The problem of proposing among the above.
Invention content
The purpose of the present invention is to provide a kind of gear shaft precision forging mold and manufacturing process, to solve above-mentioned background skill
Unstable, the phenomenon that making gear shaft shake is ejected after the gear shaft extrusion forming currently on the market that art proposes, and not
Extra material can be cut, affect the molding effect of gear shaft finish forge, reduce the use of gear shaft molding die
The problem of efficiency.
To achieve the above object, the present invention provides the following technical solutions：A kind of gear shaft precision forging mold, including upper mold
The bottom of seat, lower die holder, cutter groove and pedestal, the upper die holder is fixed with positioning column, and the centre of positioning column is provided with and cuts
Cutting blade, the cutting blade is internally provided with gear diel, and the inside of gear diel is equipped with core model, institute
It states and is provided with cutting blade above lower die holder, and the inside of lower die holder is fixed with locating slot, the inside connection of the locating slot
There is damping spring, locating slot is provided at left and right sides of the cutter groove, and the inside of cutter groove is equipped with punching press chamber, institute
The centre for stating punching press chamber is connected with mandrel, and the bottom of punching press chamber is provided with straight slot, and the straight slot is internally provided with mandril, and
The bottom of mandril is connected with mounting plate, and the bottom of the mounting plate is provided with hydraulic cylinder, and the pedestal is fixedly arranged above lower die
Seat.
Preferably, the connection type of the cutting blade and upper die holder is welding, and the height of cutting blade is more than gear
The height of diel.
Preferably, the gear diel is structure as a whole with core model, and the size of gear diel and punching press chamber
Size match.
Preferably, the connection type of the damping spring and positioning trench bottom is to be bolted, and damping spring is provided with
Two.
Preferably, the mandrel is structure as a whole with punching press chamber, and the height of mandrel is more than the height of core model.
Preferably, there are four the mandril settings, and 4 mandrils are angularly distributed in the top of mounting plate.
Compared with prior art, the beneficial effects of the invention are as follows：The gear shaft precision forging mold,
（1）4 mandrils are provided with above mounting plate, and 4 mandrils are angularly distributed in the top of mounting plate, and mounting plate
Bottom be provided with hydraulic cylinder, when hydraulic cylinder works, 4 mandrils can be made smoothly to eject gear shaft after molding, prevent
The phenomenon that only gear shaft shakes；
（2）Cutting blade is provided on the outside of gear diel, and the height of cutting blade is more than the height of gear diel
Material extra above punching press chamber can be cut by cutting blade, improved when upper die holder moves down extruding by degree
Gear shaft molding effect；
（3）Locating slot is internally provided with damping spring, when positioning column enters in locating slot, can reduce positioning column pair
The impact dynamics of locating slot, thus the probability that locating slot is damaged is reduced, improve the service efficiency of the device.
Description of the drawings
Fig. 1 is main structure diagram of the present invention；
Fig. 2 is that mandril of the present invention connects overlooking structure diagram with mounting plate；
Fig. 3 is upper die holder present invention looks up structural representation of the present invention.
In figure：1, upper die holder；2, positioning column；3, cutting blade；4, gear diel；5, core model；6, lower die holder；7, fixed
Position slot；8, damping spring；9, cutter groove；10, punching press chamber；11, mandrel；12, straight slot；13, mandril；14, mounting plate；15, liquid
Cylinder pressure；16, pedestal.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of gear shaft precision forging mold, including upper die holder
1, positioning column 2, cutting blade 3, gear diel 4, core model 5, lower die holder 6, locating slot 7, damping spring 8, cutter groove 9,
Punching press chamber 10, mandrel 11, straight slot 12, mandril 13, mounting plate 14, hydraulic cylinder 15 and pedestal 16, the bottom of upper die holder 1, which is fixed with, determines
Position column 2, and the centre of positioning column 2 is provided with cutting blade 3, cutting blade 3 and the connection type of upper die holder 1 are welding, and are cut
The height of cutting blade 3 is more than the height of gear diel 4, can make to connect between cutting blade 3 and upper die holder 1 more firm
Gu preventing cutting blade 3 the phenomenon that falling in use, cutting blade 3 is internally provided with gear diel 4, and
The inside of gear diel 4 is equipped with core model 5, and gear diel 4 is structure as a whole with core model 5, and gear diel 4
Size match with the size of punching press chamber 10, gear shaft and gear can be made to be completed at the same time extruding, improve the work of the device
Make efficiency, the top of lower die holder 6 is provided with cutting blade 3, and the inside of lower die holder 6 is fixed with locating slot 7, locating slot 7 it is interior
Portion is connected with damping spring 8, and the connection type of damping spring 8 and 7 bottom of locating slot is to be bolted, and damping spring 8 is arranged
There are two, when positioning column 2 enters locating slot 7, vibrations of the positioning column 2 to 7 bottom of locating slot can be reduced by damping spring 8
Dynamics, and then the probability that locating slot 7 is damaged is reduced, increase the practicability of the device, the left and right sides setting of cutter groove 9
There is locating slot 7, and the inside of cutter groove 9 is equipped with punching press chamber 10, the centre of punching press chamber 10 is connected with mandrel 11, and punching press chamber
10 bottom is provided with straight slot 12, and mandrel 11 is structure as a whole with punching press chamber 10, and the height of mandrel 11 is more than the height of core model 5
Degree convenient for ejecting the waste material on gear shaft holes, while not influencing the normal of gear shaft during gear shaft extrusion forming
Molding, straight slot 12 is internally provided with mandril 13, and the bottom of mandril 13 is connected with mounting plate 14, and there are four the settings of mandril 13,
And 4 mandrils 13 are angularly distributed in the top of mounting plate 14, can make 4 mandrils 13 smoothly by gear shaft top after molding
The phenomenon that going out, being tilted when avoiding gear shaft ejection, the bottom of mounting plate 14 is provided with hydraulic cylinder 15, the top of pedestal 16
It is fixed with lower die holder 6.
A kind of manufacturing process of gear shaft precision forging mold：When using the gear shaft precision forging mold, work first
Make personnel and the device is placed on corresponding position, and pedestal 16 is fixed, then gear shaft material is placed on punching by staff
The top for pressing chamber 10, when upper die holder 1 moves down work, because the height of cutting blade 3 is more than the height of gear diel 4
Degree, so cutting blade 3 is understood material first extra to gear shaft surrounding and cut, it is ensured that the molding effect of gear shaft, later
Gear diel 4 and core model 5 can squeeze into gear shaft material in punching press chamber 10, and mandrel 11 can be by the extra material of gear shaft holes
Material ejection, with the extruding that is gradually reduced of upper die holder 1, positioning column 2 can be inserted into locating slot 7, and the damping bullet of 7 bottom of locating slot
Spring 8 can effectively reduce the impact dynamics of positioning column 2, thereby reduce the probability that locating slot 7 is damaged, and be tied when gear shaft squeezes
Shu Hou, staff start hydraulic cylinder 15, and hydraulic cylinder 15 can push mounting plate 14 to move up, so that mounting plate 14 pushes
4 mandrils 13 move up, and can gear shaft after molding smoothly be ejected punching press chamber 10 in this way, and in forming process
The waste material of generation also can together be ejected with gear shaft, and staff removes gear shaft after molding later, very convenient,
It is the course of work of whole device above, the content not being described in detail in this specification belongs to this field professional technique people
The prior art well known to member.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacing, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection domain of invention.
Claims (7)
1. a kind of gear shaft precision forging mold, including upper die holder（1）, lower die holder（6）, cutter groove（9）And pedestal（16）,
It is characterized in that：The upper die holder（1）Bottom be fixed with positioning column（2）, and positioning column（2）Centre be provided with cutting blade
（3）, the cutting blade（3）Be internally provided with gear diel（4）, and gear diel（4）Inside be equipped with
Core model（5）, the lower die holder（6）Top be provided with cutting blade（3）, and lower die holder（6）Inside be fixed with locating slot
（7）, the locating slot（7）Be internally connected with damping spring（8）, the cutter groove（9）The left and right sides be provided with positioning
Slot（7）, and cutter groove（9）Inside punching press chamber is installed（10）, the punching press chamber（10）Centre be connected with mandrel（11）,
And punching press chamber（10）Bottom be provided with straight slot（12）, the straight slot（12）Be internally provided with mandril（13）, and mandril（13）
Bottom be connected with mounting plate（14）, the mounting plate（14）Bottom be provided with hydraulic cylinder（15）, the pedestal（16）It is upper
Side is fixed with lower die holder（6）.
2. a kind of gear shaft precision forging mold according to claim 1, it is characterised in that：The cutting blade（3）With
Upper die holder（1）Connection type be welding, and cutting blade（3）Height be more than gear diel（4）Height.
3. a kind of gear shaft precision forging mold according to claim 1, it is characterised in that：The gear diel
（4）With core model（5）It is structure as a whole, and gear diel（4）Size and punching press chamber（10）Size match.
4. a kind of gear shaft precision forging mold according to claim 1, it is characterised in that：The damping spring（8）With
Locating slot（7）The connection type of bottom is is bolted, and damping spring（8）There are two settings.
5. a kind of gear shaft precision forging mold according to claim 1, it is characterised in that：The mandrel（11）With punching press
Chamber（10）It is structure as a whole, and mandrel（11）Height be more than core model（5）Height.
6. a kind of gear shaft precision forging mold according to claim 1, it is characterised in that：The mandril（13）It is provided with
Four, and 4 mandrils（13）Angularly it is distributed in mounting plate（14）Top.
7. a kind of manufacturing process of gear shaft precision forging mold, it is characterised in that：Specifically manufacturing process is：Staff first
The device is placed on corresponding position, and by pedestal（16）It fixes, then gear shaft material is placed on punching press chamber by staff
（10）Top, work as upper die holder（1）When moving down work, because of cutting blade（3）Height be more than gear diel（4）'s
Highly, so cutting blade（3）Meeting material first extra to gear shaft surrounding is cut, it is ensured that the molding effect of gear shaft,
Backgear diel（4）And core model（5）Gear shaft material can be squeezed into punching press chamber（10）It is interior, mandrel（11）It can be by gear
The extra material ejection of axis hole, with upper die holder（1）Be gradually reduced extruding, positioning column（2）Locating slot can be inserted into（7）It is interior, and
Locating slot（7）The damping spring of bottom（8）Positioning column can effectively be reduced（2）Impact dynamics, thereby reduce locating slot（7）
The probability being damaged, after gear shaft squeezes, staff starts hydraulic cylinder（15）, hydraulic cylinder（15）Mounting plate can be pushed
（14）It moves up, so that mounting plate（14）Push 4 mandrils（13）It moves up, it in this way can be by tooth after molding
Wheel shaft smoothly ejects punching press chamber（10）, and the waste material generated in forming process also can together be ejected with gear shaft, later
Staff removes gear shaft after molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810361482.1A CN108326220A (en) | 2018-04-20 | 2018-04-20 | A kind of gear shaft precision forging mold and manufacturing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810361482.1A CN108326220A (en) | 2018-04-20 | 2018-04-20 | A kind of gear shaft precision forging mold and manufacturing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108326220A true CN108326220A (en) | 2018-07-27 |
Family
ID=62933381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810361482.1A Pending CN108326220A (en) | 2018-04-20 | 2018-04-20 | A kind of gear shaft precision forging mold and manufacturing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108326220A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175108A (en) * | 2018-09-29 | 2019-01-11 | 大连函量科技发展有限公司 | A kind of lampshade stamping die |
| CN109226650A (en) * | 2018-11-20 | 2019-01-18 | 东莞市正品五金电子有限公司 | A kind of molding die and its processing method of gear shaft cold extrusion processing |
| CN111570557A (en) * | 2020-06-10 | 2020-08-25 | 无锡统力电工股份有限公司 | Device for rapidly cleaning extrusion cavity |
| CN112108602A (en) * | 2020-09-22 | 2020-12-22 | 王建国 | Gear forging die and forging process thereof |
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| JP2003071538A (en) * | 2001-09-04 | 2003-03-11 | Kawasaki Seikoki:Kk | Manufacturing method of pipe-shaped processed goods |
| KR100810102B1 (en) * | 2006-09-20 | 2008-03-06 | 맹혁재 | Forging die for enlarging head diameter type parts and forging product thereof |
| CN204934347U (en) * | 2015-08-20 | 2016-01-06 | 天津宇晟金属制品有限公司 | A kind of diel with cutting |
| CN106001358A (en) * | 2016-05-17 | 2016-10-12 | 山东大学 | Semi-closed type forging die used for forging of bevel gear and forging method thereof |
| CN205996093U (en) * | 2016-08-30 | 2017-03-08 | 江西省华荣德金实业发展有限公司 | A kind of forging mold |
| CN206106462U (en) * | 2016-08-29 | 2017-04-19 | 张家港市品杰模具材料有限公司 | Take stamping die of round hole metal rubber spare |
| CN206483903U (en) * | 2017-02-09 | 2017-09-12 | 东莞市玛雅精密模具有限公司 | A kind of mould processing punching mechanism |
| CN208050850U (en) * | 2018-04-20 | 2018-11-06 | 盐城市金洲机械制造有限公司 | A kind of gear shaft precision forging mold |
-
2018
- 2018-04-20 CN CN201810361482.1A patent/CN108326220A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2003071538A (en) * | 2001-09-04 | 2003-03-11 | Kawasaki Seikoki:Kk | Manufacturing method of pipe-shaped processed goods |
| KR100810102B1 (en) * | 2006-09-20 | 2008-03-06 | 맹혁재 | Forging die for enlarging head diameter type parts and forging product thereof |
| CN204934347U (en) * | 2015-08-20 | 2016-01-06 | 天津宇晟金属制品有限公司 | A kind of diel with cutting |
| CN106001358A (en) * | 2016-05-17 | 2016-10-12 | 山东大学 | Semi-closed type forging die used for forging of bevel gear and forging method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175108A (en) * | 2018-09-29 | 2019-01-11 | 大连函量科技发展有限公司 | A kind of lampshade stamping die |
| CN109175108B (en) * | 2018-09-29 | 2024-03-12 | 大连函量科技发展有限公司 | Stamping die for lamp shade |
| CN109226650A (en) * | 2018-11-20 | 2019-01-18 | 东莞市正品五金电子有限公司 | A kind of molding die and its processing method of gear shaft cold extrusion processing |
| CN109226650B (en) * | 2018-11-20 | 2020-07-07 | 东莞市正品五金电子有限公司 | Forming die for cold extrusion processing of gear shaft and processing method thereof |
| CN111570557A (en) * | 2020-06-10 | 2020-08-25 | 无锡统力电工股份有限公司 | Device for rapidly cleaning extrusion cavity |
| CN112108602A (en) * | 2020-09-22 | 2020-12-22 | 王建国 | Gear forging die and forging process thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180727 |