CN207086657U - The shaping fine blanking die of Car Change-speed Gear Box Binding Gear - Google Patents
The shaping fine blanking die of Car Change-speed Gear Box Binding Gear Download PDFInfo
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- CN207086657U CN207086657U CN201721021085.7U CN201721021085U CN207086657U CN 207086657 U CN207086657 U CN 207086657U CN 201721021085 U CN201721021085 U CN 201721021085U CN 207086657 U CN207086657 U CN 207086657U
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- forming tank
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- shaping
- blanking die
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Abstract
The utility model discloses a kind of shaping fine blanking die of Car Change-speed Gear Box Binding Gear, including fine cavity plate and fine punch-pin, wherein, fine cavity plate is provided with conjunction gear forming tank, and fine punch-pin is adapted to conjunction gear forming tank.When needing to process Car Change-speed Gear Box Binding Gear, blank is placed on above fine cavity plate, moved down by fine punch-pin, part blank is pressed into conjunction gear forming tank, fine punch-pin moves up, and the Car Change-speed Gear Box Binding Gear after shaping in conjunction gear forming tank by taking out.In the shaping fine blanking die for the Car Change-speed Gear Box Binding Gear that the application provides, pass through the conjunction gear forming tank on fine cavity plate, blank can be according to fine cavity plate shape precise forming, realize fine shaping of Car Change-speed Gear Box Binding Gear, process time is effectively shortened, improves the processing efficiency of Car Change-speed Gear Box Binding Gear.
Description
Technical field
Automobile transmission gear processing technique field is the utility model is related to, more particularly to a kind of Car Change-speed Gear Box Binding Gear
It is molded fine blanking die.
Background technology
The gear shift that the conjunction gear of gearbox is used for during car body form.When Car Change-speed Gear Box Binding Gear is processed, lead to
Often by blank finish forge beat in advance into embryo material or, after punch press precision stamping blanking, by gear hobbing to teeth portion Milling Process, then pass through
Lathe carries out roll flute shaping.
However, it is necessary to first carry out in advance into blank in the process of Car Change-speed Gear Box Binding Gear, it is also necessary to which teeth portion is entered
Row Milling Process, roll flute shaping etc. finally being also needed to, procedure of processing is more, and Milling Process and roll flute processing and forming time are longer,
Cause the processing efficiency of Car Change-speed Gear Box Binding Gear relatively low.
Therefore, the processing efficiency of Car Change-speed Gear Box Binding Gear how is improved, is those skilled in the art's skill urgently to be resolved hurrily
Art problem.
Utility model content
The purpose of this utility model is to provide a kind of shaping fine blanking die of Car Change-speed Gear Box Binding Gear, to improve automobile change
The processing efficiency of fast case conjunction gear.
To achieve the above object, the utility model provides a kind of shaping fine blanking die of Car Change-speed Gear Box Binding Gear, including：
Fine cavity plate, the fine cavity plate are provided with conjunction gear forming tank；
And the fine punch-pin being adapted to the conjunction gear forming tank.
Preferably, the fine punch-pin also includes being arranged on the blank blanking groove above the conjunction gear forming tank, described
The bottom of blank blanking groove is connected with the tip transitions of the conjunction gear forming tank, and the blank blanking groove is from top to bottom successively gradually
Contracting.
Preferably, the blank blanking groove is serrate slot corresponding with the conjunction gear forming tank.
Preferably, the top of the blank blanking groove and the upper surface arc-shaped transition of the fine punch-pin.
Preferably, in addition to it is arranged on the fine cavity plate upper surface, and for compressing the spacing preiection of blank, it is described
Spacing preiection from top to bottom flaring, angle of the spacing preiection (5) between side and horizontal plane is 45 degree.
Preferably, the spacing preiection and the fine cavity plate are formed in one structure.
Preferably, the spacing preiection is multiple, multiple spacing preiections using the center of the conjunction gear forming tank as
The center of circle is circumferentially uniformly distributed.
Preferably, the fine cavity plate is sintered metal product, and the surface of the conjunction gear forming tank is fluid polishing face.
Preferably, the conjunction gear forming tank is the helical teeth forming tank of Car Change-speed Gear Box Binding Gear.
Preferably, in addition to it is used for the endoporus punching post for being molded conjunction gear endoporus, the endoporus punching post is located at the knot
Close in tooth forming tank, the fine punch-pin is provided with the punching groove for being used for accommodating the endoporus punching post.
In the above-mentioned technical solutions, the shaping fine blanking die of Car Change-speed Gear Box Binding Gear provided by the utility model includes essence
Cavity plate and fine punch-pin are rushed, wherein, fine cavity plate is provided with conjunction gear forming tank, and fine punch-pin is adapted to conjunction gear forming tank.
When needing to process Car Change-speed Gear Box Binding Gear, blank is placed on above fine cavity plate, moved down by fine punch-pin, by part
In blank press-in conjunction gear forming tank, fine punch-pin moves up, and the Car Change-speed Gear Box Binding Gear after shaping is by conjunction gear forming tank
Take out.
By foregoing description, in the shaping fine blanking die for the Car Change-speed Gear Box Binding Gear that the application provides, pass through
Conjunction gear forming tank on fine cavity plate, blank can realize Car Change-speed Gear Box Binding Gear according to fine cavity plate shape precise forming
The shaping of fine, relative in above-mentioned background technology, it is necessary to which follow-up gear hobbing and the manufacturing procedure of roll flute, are effectively shortened
Process time, improve the processing efficiency of Car Change-speed Gear Box Binding Gear.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
The structural representation for the fine cavity plate that Fig. 1 is provided by the utility model embodiment；
The side view for the fine cavity plate that Fig. 2 is provided by the utility model embodiment；
Fig. 3 is the A portions enlarged drawing of fine cavity plate shown in Fig. 2；
The structural representation for the fine punch-pin that Fig. 4 is provided by the utility model embodiment；
The side view for the fine punch-pin that Fig. 5 is provided by the utility model embodiment.
In wherein Fig. 1-5：1- fines cavity plate, 2- fines punch-pin, 3- punchings groove, 4- conjunction gears forming tank, 5- spacing preiections,
6- blank blanking grooves.
Embodiment
Core of the present utility model is to provide a kind of shaping fine blanking die of Car Change-speed Gear Box Binding Gear, to improve automobile change
The processing efficiency of fast case conjunction gear.
In order that those skilled in the art more fully understands the technical solution of the utility model, it is below in conjunction with the accompanying drawings and real
Applying mode, the utility model is described in further detail.
Fig. 1 to Fig. 5 is refer to, in a kind of embodiment, the automobile that the utility model specific embodiment provides becomes
The shaping fine blanking die of fast case conjunction gear includes fine cavity plate 1 and fine punch-pin 2, wherein, fine cavity plate 1 be provided with conjunction gear into
Type groove 4, specifically, when it is helical teeth to process Car Change-speed Gear Box Binding Gear, conjunction gear forming tank is helical teeth forming tank, fine punch-pin
2 are adapted to conjunction gear forming tank 4.Set specifically, staff calculates according to the teeth portion volume of Car Change-speed Gear Box Binding Gear first
Count punch-pin, it is preferable that the blank volume satisfaction being punched or 5% or so more than finished-product volume.
To improve the intensity of fine cavity plate 1 and increasing the service life, it is preferable that fine cavity plate 1 is sintered metal product, specifically
The preferably sintered metal product of high-purity.Preferably, the surface of conjunction gear forming tank 4 is fluid polishing face, is thrown using fluid
Light technology, the cavity of conjunction gear forming tank 4 is reached higher finish, make material flowing it is smooth, and have higher intensity and
Life-span.
When needing to process Car Change-speed Gear Box Binding Gear, blank is placed on the top of fine cavity plate 1, passes through fine punch-pin 2
Move down, part blank is pressed into conjunction gear forming tank 4, fine punch-pin 2 moves up, and the Car Change-speed Gear Box Binding Gear after shaping is by tying
Close in tooth forming tank 4 and take out.
By foregoing description, in the shaping fine for the Car Change-speed Gear Box Binding Gear that the application specific embodiment is provided
In mould, by the conjunction gear forming tank 4 on fine cavity plate 1, blank can realize vapour according to the shape precise forming of fine cavity plate 1
The shaping of fine of car gearbox conjunction gear, relative in above-mentioned background technology, it is necessary to follow-up gear hobbing and the processing work of roll flute
Sequence, process time is effectively shortened, improves the processing efficiency of Car Change-speed Gear Box Binding Gear, and greatly reduced and be manufactured into
This.
Further, as shown in figure 3, fine punch-pin 2 also includes the blank blanking groove 6 for being arranged on the top of conjunction gear forming tank 4,
The bottom of blank blanking groove 6 is connected with the tip transitions of conjunction gear forming tank 4, and blank blanking groove 6 is tapered successively from top to bottom.Tool
Body, blank blanking groove 6 is and 4 corresponding serrate slot of conjunction gear forming tank.Certainly, blank blanking groove 6 can also be cone
Structure.Blank blanking groove 6 is used as blanking portion, is the knife-edge portion of blank blanking, and punching effect is opened in initial punching press, is carried
The formed precision of high Car Change-speed Gear Box Binding Gear.
Preferably, the top of blank blanking groove 6 and the upper surface arc-shaped transition of fine punch-pin 2, specifically, it is preferable that certainly
Side can also be to the inclined-plane extended out, and the angle a of specific inclined-plane and vertical plane support is 20 degree.Due to upper surface arc mistake
Cross, be effectively prevented from the situation of stress concentration, improve the Forming Quality of Car Change-speed Gear Box Binding Gear.
Further, the shaping fine blanking die also includes being arranged on the upper surface of fine cavity plate 1, and for compressing the limit of blank
Position projection 5, for the ease of machine-shaping fine blanking die, it is preferable that spacing preiection 5 and fine cavity plate 1 are formed in one structure.Pass through
Spacing preiection 5 is set, avoided in the pressing process of fine punch-pin 2, crosses the situation that multi-blank moves to the direction of conjunction gear forming tank 4,
Further increase the Forming Quality of Car Change-speed Gear Box Binding Gear.
Preferably, the from top to bottom flaring of spacing preiection 5, specifically, spacing preiection 5 can be conical structure.In order to just
Processed in staff, it is preferable that the included angle B between spacing preiection 5 and relative two sides is 90 degree.It is preferred that spacing preiection 5
Angle between side and horizontal plane is 45 degree of
It is more highly preferred to, spacing preiection 5 is multiple, and multiple spacing preiections 5 are using the center of conjunction gear forming tank 4 as center of circle week
To being uniformly distributed.By setting multiple spacing preiections 5, the situation of blank mobile and horizontal movement is further avoided, is effectively improved
The crudy of Car Change-speed Gear Box Binding Gear.
On the basis of above-mentioned each scheme, it is preferable that the shaping fine blanking die also includes being used to be molded the interior of conjunction gear endoporus
Hole punching post, endoporus punching post are located in conjunction gear forming tank 4, and fine punch-pin 2, which is provided with, to be used to accommodate rushing for endoporus punching post
Hole slot 3.Specifically, endoporus punching post shapes, quantity and placement location are decided according to the actual requirements, the application does not do specific limit
It is fixed.When being plank frame for blank, by setting endoporus punching post, it is easy to the endoporus of Car Change-speed Gear Box Binding Gear also once
Shaping, further increase the processing efficiency of Car Change-speed Gear Box Binding Gear.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
- A kind of 1. shaping fine blanking die of Car Change-speed Gear Box Binding Gear, it is characterised in that including：Fine cavity plate (1), the fine cavity plate (1) are provided with conjunction gear forming tank (4)；And the fine punch-pin (2) being adapted to the conjunction gear forming tank (4).
- 2. shaping fine blanking die according to claim 1, it is characterised in that the fine punch-pin (2) also includes being arranged on Blank blanking groove (6) above the conjunction gear forming tank (4), the bottom of the blank blanking groove (6) and the conjunction gear into The tip transitions linking of type groove (4), the blank blanking groove (6) are tapered successively from top to bottom.
- 3. shaping fine blanking die according to claim 2, it is characterised in that the blank blanking groove (6) be and the knot Close serrate slot corresponding to tooth forming tank (4).
- 4. shaping fine blanking die according to claim 2, it is characterised in that the top of the blank blanking groove (6) and institute State the upper surface arc-shaped transition of fine punch-pin (2).
- 5. shaping fine blanking die according to claim 1, it is characterised in that also include being arranged on the fine cavity plate (1) On upper surface, and for compressing the spacing preiection (5) of blank, the spacing preiection (5) from top to bottom flaring, the spacing preiection (5) angle between side and horizontal plane is 45 degree.
- 6. shaping fine blanking die according to claim 5, it is characterised in that the spacing preiection (5) and the fine are recessed Mould (1) is formed in one structure.
- 7. shaping fine blanking die according to claim 5, it is characterised in that the spacing preiection (5) is multiple, Duo Gesuo Spacing preiection (5) is stated circumferentially to be uniformly distributed as the center of circle using the center of the conjunction gear forming tank (4).
- 8. shaping fine blanking die according to claim 1, it is characterised in that the fine cavity plate (1) is powder metallurgy system Product, the surface of the conjunction gear forming tank (4) is fluid polishing face.
- 9. shaping fine blanking die according to claim 1, it is characterised in that the conjunction gear forming tank (4) becomes for automobile The helical teeth forming tank of fast case conjunction gear.
- 10. the shaping fine blanking die according to any one of claim 1-9, it is characterised in that also include being used to be molded knot The endoporus punching post of tooth endoporus is closed, the endoporus punching post is located in the conjunction gear forming tank (4), the fine punch-pin (2) It is provided with the punching groove (3) for being used for accommodating the endoporus punching post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021085.7U CN207086657U (en) | 2017-08-15 | 2017-08-15 | The shaping fine blanking die of Car Change-speed Gear Box Binding Gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021085.7U CN207086657U (en) | 2017-08-15 | 2017-08-15 | The shaping fine blanking die of Car Change-speed Gear Box Binding Gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207086657U true CN207086657U (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721021085.7U Active CN207086657U (en) | 2017-08-15 | 2017-08-15 | The shaping fine blanking die of Car Change-speed Gear Box Binding Gear |
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| CN (1) | CN207086657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170566A (en) * | 2019-05-05 | 2019-08-27 | 中国北方车辆研究所 | A kind of multiple tooth precise structure press forming die of high-strength steel thin slice and method |
| CN111644506A (en) * | 2020-06-08 | 2020-09-11 | 武汉华夏精冲技术有限公司 | Female die assembly for punching thin annular tooth-shaped piece and preparation method thereof |
-
2017
- 2017-08-15 CN CN201721021085.7U patent/CN207086657U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170566A (en) * | 2019-05-05 | 2019-08-27 | 中国北方车辆研究所 | A kind of multiple tooth precise structure press forming die of high-strength steel thin slice and method |
| CN111644506A (en) * | 2020-06-08 | 2020-09-11 | 武汉华夏精冲技术有限公司 | Female die assembly for punching thin annular tooth-shaped piece and preparation method thereof |
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