CN109794604A - One kind being used for automobile gearbox gear molding die - Google Patents
One kind being used for automobile gearbox gear molding die Download PDFInfo
- Publication number
- CN109794604A CN109794604A CN201910126967.7A CN201910126967A CN109794604A CN 109794604 A CN109794604 A CN 109794604A CN 201910126967 A CN201910126967 A CN 201910126967A CN 109794604 A CN109794604 A CN 109794604A
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- China
- Prior art keywords
- cover board
- gearbox gear
- driving
- lower cavity
- spacer
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Abstract
The invention discloses one kind to be used for automobile gearbox gear molding die, is stamped and formed out the upper male mould of gearbox gear including lower cavity die, with lower cavity die cooperation and the feeding mechanism for sending metallurgical powder to lower cavity die；The shaping groove bottom of the lower cavity die is vertically fixedly installed the column for being used to form the mounting hole of gearbox gear, it further include that the column and the layering spacer for being layered to metallurgical powder are coated in a manner of movable, the middle and lower part of the layering spacer vertically offers bar shaped material path, is layered radially spaced setting between the top of spacer and column and forms modified accommodating chamber；Addition metallurgical powder can be layered, realize that the end-tooth and other parts on automobile gearbox gear are integrally formed using different materials, high production efficiency.
Description
Technical field
The present invention relates to gearbox gear preparation fields, and in particular to one kind is used for automobile gearbox gear molding die.
Background technique
The end face gear b of gearbox gear forms end-tooth, and end-tooth a by engaging in axial sliding
Set realizes engaging sleeve and gearbox gear engaged transmission, in the prior art, for producing the molding die of automobile gearbox gear
Single metallurgical powder can only be carried out to be stamped and formed out automobile gearbox gear, and automobile gearbox gear is when in use, in vapour
The intensity and wearability of end-tooth on vehicle gearbox gear are more demanding, guarantee long service life, and the accuracy of mesh is high, and to change
The intensity requirement at other positions of fast case gear is not high, and automobile gearbox gear branch is integrally easily led using high performance metallurgical powder
Cause automobile gearbox gear entirety production cost excessively high, and automobile gearbox gear integrally uses the lower metallurgical powder of performance not
Conducive to guaranteeing that product quality is high, service life is low.
Therefore, in order to solve the above problem, need one kind for automobile gearbox gear molding die, it can be to addition metallurgy
Powder is layered, and realizes that the end-tooth and other parts on automobile gearbox gear are integrally formed using different materials, production
It is high-efficient.
Summary of the invention
In view of this, being provided a kind of for automobile gearbox tooth the purpose of the present invention is overcoming defect in the prior art
Wheel shaping mold can be layered addition metallurgical powder, realize the end-tooth and other parts on automobile gearbox gear
It is integrally formed using different materials, high production efficiency.
One kind of the invention is used for automobile gearbox gear molding die, including lower cavity die and lower cavity die cooperate punching press shape
At the upper male mould of gearbox gear and the feeding mechanism for sending metallurgical powder to lower cavity die；The shaping groove bottom of the lower cavity die
Portion is vertically fixedly installed the column for being used to form the mounting hole of gearbox gear, further includes that institute is coated in a manner of movable
Column and the layering spacer for being layered to metallurgical powder are stated, the middle and lower part of the layering spacer vertically offers bar shaped punishment in advance
Hole is layered radially spaced setting between the top of spacer and column and forms modified accommodating chamber.
Further, the slot bottom of the shaping groove is recessed forms vertical slideway, and the conformal insertion in layering spacer lower end is perpendicular
It can vertically be slided under to the driving slided and slide vertically driving mechanism one, formation is coated at column in a manner of movable
Structure.
Further, the lower cavity die is horizontally disposed a mounting hole adjacent with the vertical slideway, described vertical
Sliding drive mechanism includes the vertical drive shaft being set in mounting hole, fixed jacket in the driving rubber of vertical drive shaft
It covers and the vertical driving motor for driving vertical drive shaft rotation, the driving rubber sleeve contacts and pass through with layering spacer
Frictional force drives are layered spacer and move up and down.
Further, the feeding mechanism includes for the first feed box to modified accommodating chamber feeding and for recessed to forming
Second feed box of slot feeding further includes the first cover board and second that shaping groove top end opening is covered in a manner of movable
Cover board, first cover board offer the first charging aperture with modified accommodating chamber face, second cover board offer for
The second charging aperture of shaping groove charging；The cassette bottom of first feed box offers the first drain spout and the first feed box one
Realization reciprocatingly slide under the driving of first level driving mechanism in the horizontal direction on the first cover board to modified accommodating chamber charging, institute
The cassette bottom for stating the second feed box offer the second drain spout and the second feed box under the driving of one second horizontal drive mechanism
The realization that reciprocatingly slides in the horizontal direction on second cover board feeds to shaping groove.
Further, first cover board and the second cover board are articulated with lower cavity die, further include respectively drive the first cover board and
First overturning motor of the second cover board and the second overturning motor, the output shaft of the first overturning motor and the second overturning motor
Output shaft is fixedly connected with the shaft of the shaft of the first cover board and the second cover board respectively.
Further, the first level driving mechanism and the second horizontal drive mechanism are respectively to be fixed on the two-way of lower cavity die
The output shaft of cylinder, the two-way cylinder is fixedly connected with the first feed box or the second feed box respectively.
The beneficial effects of the present invention are: it is disclosed by the invention it is a kind of be used for automobile gearbox gear molding die, using point
Layer spacer isolates hanging modification accommodating chamber from shaping groove inner cavity, and the upper and lower end opening of modified accommodating chamber is layered spacer
The closing of the slot bottom of lower end and shaping groove is fixed, and the relatively poor metallurgical powder of quality first is added to other spaces in shaping groove
End, then the preferable metallurgical powder of quality is added in modified accommodating chamber from upper port, then, then layering spacer is removed, finally, sharp
With upper male mould down-pressing forming automobile gearbox gear, it is different to realize that end-tooth and other parts on automobile gearbox gear use
Material is integrally formed, high production efficiency.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram of the existing gearbox gear of the present invention；
Fig. 2 is structural schematic diagram of the invention；
Fig. 3 is another status architecture schematic diagram of the invention；
Fig. 4 is the structural schematic diagram that spacer is layered in the present invention；
Fig. 5 is the top view of lower cavity die in the present invention.
Specific embodiment
Fig. 1 is the structural diagram of the present invention, and Fig. 2 is structural schematic diagram of the invention, and Fig. 3 is another state of the invention
Structural schematic diagram, Fig. 4 are the structural schematic diagram that spacer is layered in the present invention, and Fig. 5 is the top view of lower cavity die in the present invention, are such as schemed
Shown, one of the present embodiment is used for automobile gearbox gear molding die, including lower cavity die 1 and lower cavity die 1 cooperate punching press
Form the upper male mould 2 of gearbox gear and the feeding mechanism for sending metallurgical powder to lower cavity die；The molding of the lower cavity die 1 is recessed
3 bottom of slot is vertically fixedly installed the column 4 for being used to form the mounting hole of gearbox gear, further include in a manner of movable outside
It is placed on the column 4 and the layering spacer 5 for being layered to metallurgical powder, the middle and lower part of the layering spacer 5 vertically opens up
There is bar shaped material path 5a, be layered radially spaced setting between the top of spacer and column and form modified accommodating chamber；The item
Shape material path 5a is multiple bar shaped material paths and multiple edge layering spacers are circumferentially uniformly distributed, and certainly, the molding die also wraps
Existing demoulding mechanism is included, details are not described herein；The layering spacer 5 can be installed on lower cavity die 1 by dismountable mode, benefit
Isolate modified accommodating chamber 6 from 3 inner cavity of shaping groove with layering spacer 5, the upper end opening of modified accommodating chamber 6, lower end at
The slot bottom of type groove 3, which is closed, to be fixed, and the relatively poor metallurgical powder of quality, quality is added in other spaces in shaping groove 3
Relatively poor metallurgical powder flows into layering spacer inner cavity by bar shaped material path and (setting height is bar shaped to setting height
Expect the upper inside wall height in hole) it blocks afterwards, make to form modified accommodating chamber 6 on the inside of 5 upper end of score layer spacer, it is then that quality is preferable
Metallurgical powder is added in modified accommodating chamber 6 from upper port, then removes layering spacer 5, finally, utilizing 2 down-pressing forming vapour of upper male mould
Vehicle gearbox gear branch realizes that the end-tooth and other parts on automobile gearbox gear are integrally formed using different materials, raw
It produces high-efficient.
In the present embodiment, the slot bottom of the shaping groove 3 is recessed to form vertical slideway 7, and 5 lower ends of the layering spacer are conformal
Insertion slide vertically and slide vertically driving mechanism one driving under can vertically slide, formation be coated in a manner of movable
The structure of column 4；The layering spacer 5 is cylindrical shell, and the cross section of the vertical slideway 7 is and the cylindrical shell form-fit
Annular shape, certainly, the vertical depth of vertical slideway 7 is equal to the depth of layering spacer 5, when layering spacer 5 slides into highest point
Its lower end, by the structure of vertical slideway 7, is conducive to guarantee that layering spacer 5 is flexible quickly, improves layering still in sliding vertically
Spacer 5 is installed and withdraws efficiency, meanwhile, positioning accuracy is high after layering spacer 5 rises, and guarantees the dimensional accuracy of modified accommodating chamber 6
Height, also, it is simple and compact for structure.
In the present embodiment, the lower cavity die 1 is horizontally disposed the mounting hole adjacent with the vertical slideway 7, institute
Stating and sliding vertically driving mechanism includes the vertical drive shaft 8 being set in mounting hole, fixed jacket in vertical drive shaft 8
Drive rubber sleeve and the vertical driving motor for driving vertical drive shaft 8 to rotate, the driving rubber sleeve and layering spacer 5
It contacts and is layered spacer 5 by frictional force drives and move up and down；Using driving rubber sleeve driving layering spacer 5, structure is simple, just
In processing.
In the present embodiment, the feeding mechanism include for modified 6 feeding of accommodating chamber the first feed box 9 and for pair
Second feed box 10 of 3 feeding of shaping groove further includes first that 3 top end opening of shaping groove is covered in a manner of movable
Cover board 11 and the second cover board 12, first cover board 11 offers the first charging aperture 13a with modified 6 face of accommodating chamber, described
Second cover board 12 offers the second charging aperture 12a for feeding to shaping groove 3；The cassette bottom of first feed box 9 opens up
Have the first drain spout 13 and the first feed box 9 under the driving of a first level driving mechanism on the first cover board 11 along level side
It realizes and feeds to modified accommodating chamber 6 to reciprocatingly sliding, the cassette bottom of second feed box 10 offers the second drain spout 14 and the
Two feed boxes 10 under the driving of one second horizontal drive mechanism on the second cover board 12 in the horizontal direction reciprocatingly slide realization pair
Shaping groove 3 feeds；Its structure seals the upper port of modified accommodating chamber 6 when second cover board 12 covers shaping groove 3
It closes, the top of first cover board 11 and the second cover board 12 is opened wide and adds corresponding metallurgy by the open ports of upper end dynamic
Powder, certainly, after the first cover board 11 or the second cover board 12 covering shaping groove 3, the top surface of the first cover board 11 or the second cover board 12
It is flushed with the top surface of lower cavity die 1, guarantees that the first feed box 9 and the horizontal sliding of the second feed box 10 are smooth, pass through the first feed box 9
The sliding mouth charging on corresponding cover board with the second feed box 10, charging rate is fast, greatly improves production efficiency.
In the present embodiment, first cover board 11 and the second cover board 12 are articulated with lower cavity die 1, further include respectively driving
First overturning motor of one cover board 11 and the second cover board 12 and the second overturning motor, the output shaft of the first overturning motor and the
The output shaft of two overturning motors is fixedly connected with the shaft of the shaft of the first cover board 11 and the second cover board 12 respectively；The overturning electricity
It is high that machine drives corresponding cover board overturning to realize cover board control efficiency, and control structure is simple, certainly, after the covering of the first cover board 11, the
The movement of one feed box 9 simultaneously feeds to modified accommodating chamber 6, and then, the overturning of the first cover board 11 is left, after the covering of the second cover board 12, the
The movement of two feed boxes 10 simultaneously feeds to shaping groove 3.
In the present embodiment, the first level driving mechanism and the second horizontal drive mechanism are respectively to be fixed on lower cavity die 1
Two-way cylinder, the output shaft of the two-way cylinder is fixedly connected with the first feed box 9 or the second feed box 10 respectively；It is described double
It is Reciprocatory cylinder to cylinder, feed box movement is driven by the reciprocating motion of cylinder axis.
Operational process of the invention is as follows: vertical driving motor starting, and driving layering spacer 5 moves upwards to form modified appearance
Receive chamber 6, second overturning the second cover board of motor driven 12 is covered in the top of shaping groove 3, and the second feed box 10 is two-way second
It moves under the driving of cylinder and feeds to remaining shaping groove 3, after the completion of remaining shaping groove 3 feeds, the second overturning motor is driven
The top of shaping groove 3 is left in dynamic second cover board 12 overturning；Then, first overturning the first cover board of motor driven 11 is covered in molding
The top of groove 3, the first feed box 9 is moved under the driving of the first two-way cylinder and is fed to modified accommodating chamber 6, modified to accommodate
After the completion of chamber 6 feeds, first overturning the first cover board of motor driven 11 leaves the top of shaping groove 3；Meanwhile vertical driving motor
It is driven reverse layering spacer 5 and is snapped down to lowermost end, extrusion forming automobile gearbox gear, demoulding are realized in the starting decline of upper male mould 2
Product is carried out afterwards to be further processed.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (6)
1. one kind is used for automobile gearbox gear molding die, it is characterised in that: cooperate punching press shape including lower cavity die, with lower cavity die
At the upper male mould of gearbox gear and the feeding mechanism for sending metallurgical powder to lower cavity die；The shaping groove bottom of the lower cavity die
Portion is vertically fixedly installed the column for being used to form the mounting hole of gearbox gear, further includes that institute is coated in a manner of movable
Column and the layering spacer for being layered to metallurgical powder are stated, the middle and lower part of the layering spacer vertically offers bar shaped punishment in advance
Hole is layered radially spaced setting between the top of spacer and column and forms modified accommodating chamber.
2. according to claim 1 a kind of for automobile gearbox gear molding die, it is characterised in that: the molding is recessed
The slot bottom of slot is recessed to form vertical slideway, and the conformal insertion in layering spacer lower end slides vertically and slides vertically driving machine one
It can vertically be slided under the driving of structure, form the structure for being coated at column in a manner of movable.
3. according to claim 2 a kind of for automobile gearbox gear molding die, it is characterised in that: the lower cavity die
Horizontally disposed to have the mounting hole adjacent with the vertical slideway, the driving mechanism that slides vertically includes being set to installation
Vertical drive shaft, fixed jacket in hole is in the driving rubber sleeve of vertical drive shaft and for driving vertical drive shaft to turn
Dynamic vertical driving motor, the driving rubber sleeve contact with layering spacer and are layered spacer by frictional force drives and transport up and down
It is dynamic.
4. according to claim 3 a kind of for automobile gearbox gear molding die, it is characterised in that: the feeder
Structure includes for further including to the first feed box for being modified accommodating chamber feeding and for the second feed box to shaping groove feeding
Be covered in the first cover board and the second cover board of shaping groove top end opening in a manner of movable, first cover board offer with
The first charging aperture of modified accommodating chamber face, second cover board offer the second charging aperture for feeding to shaping groove；
The cassette bottom of first feed box offers the first drain spout and the first feed box is under the driving of a first level driving mechanism
Realization reciprocatingly slide in the horizontal direction on the first cover board to modified accommodating chamber charging, the cassette bottom of second feed box offers
Second drain spout and the second feed box are reciprocal in the horizontal direction on the second cover board under the driving of one second horizontal drive mechanism
Sliding, which is realized, feeds to shaping groove.
5. according to claim 4 a kind of for automobile gearbox gear molding die, it is characterised in that: first lid
Plate and the second cover board are articulated with lower cavity die, further include the first overturning motor and for respectively driving the first cover board and the second cover board
Two overturning motors, the output shaft shaft with the first cover board respectively of the output shaft of the first overturning motor and the second overturning motor
It is fixedly connected with the shaft of the second cover board.
6. according to claim 5 a kind of for automobile gearbox gear molding die, it is characterised in that: first water
Flat driving mechanism and the second horizontal drive mechanism are respectively the two-way cylinder for being fixed on lower cavity die, the output shaft of the two-way cylinder
It is fixedly connected respectively with the first feed box or the second feed box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910126967.7A CN109794604B (en) | 2019-02-20 | 2019-02-20 | Forming die for automobile gearbox gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910126967.7A CN109794604B (en) | 2019-02-20 | 2019-02-20 | Forming die for automobile gearbox gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109794604A true CN109794604A (en) | 2019-05-24 |
| CN109794604B CN109794604B (en) | 2020-12-11 |
Family
ID=66562121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910126967.7A Active CN109794604B (en) | 2019-02-20 | 2019-02-20 | Forming die for automobile gearbox gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109794604B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005095979A (en) * | 2003-08-29 | 2005-04-14 | Mitsubishi Materials Corp | Powder molding device and method for manufacturing green compact |
| CN102950790A (en) * | 2011-08-25 | 2013-03-06 | 日本三菱综合材料技术株式会社 | Powder molding apparatus |
| CN105555445A (en) * | 2013-09-10 | 2016-05-04 | Ntn株式会社 | Sliding member and method for producing same |
| CN106103072A (en) * | 2014-04-22 | 2016-11-09 | Ntn株式会社 | Sintered mechanical part, the shaped device of powder compact and forming method |
| CN106687702A (en) * | 2014-09-30 | 2017-05-17 | Ntn株式会社 | Slide member and method for manufacturing same |
-
2019
- 2019-02-20 CN CN201910126967.7A patent/CN109794604B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005095979A (en) * | 2003-08-29 | 2005-04-14 | Mitsubishi Materials Corp | Powder molding device and method for manufacturing green compact |
| CN102950790A (en) * | 2011-08-25 | 2013-03-06 | 日本三菱综合材料技术株式会社 | Powder molding apparatus |
| CN105555445A (en) * | 2013-09-10 | 2016-05-04 | Ntn株式会社 | Sliding member and method for producing same |
| CN106103072A (en) * | 2014-04-22 | 2016-11-09 | Ntn株式会社 | Sintered mechanical part, the shaped device of powder compact and forming method |
| CN106687702A (en) * | 2014-09-30 | 2017-05-17 | Ntn株式会社 | Slide member and method for manufacturing same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109794604B (en) | 2020-12-11 |
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Effective date of registration: 20221129 Address after: 400700 No. 10, Fengqi Road, caijiagang Town, Beibei District, Chongqing Patentee after: YANHONG GEAR INDUSTRIAL Co.,Ltd. IN BEIBEI DISTRICT CHONGQING Address before: No. 6, Yuanshan Road, East New District, Yiyang High tech Zone, Hunan Province, 413000 Patentee before: YIYANG ZAICHAO POWER METALLURGY Co.,Ltd. |