CN109647987A - A kind of bicycle butterfly foot pedal stamping die - Google Patents
A kind of bicycle butterfly foot pedal stamping die Download PDFInfo
- Publication number
- CN109647987A CN109647987A CN201910046210.7A CN201910046210A CN109647987A CN 109647987 A CN109647987 A CN 109647987A CN 201910046210 A CN201910046210 A CN 201910046210A CN 109647987 A CN109647987 A CN 109647987A
- Authority
- CN
- China
- Prior art keywords
- punch
- butterfly
- pin
- foot pedal
- plate
- 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
- 239000000463 material Substances 0.000 claims abstract description 27
- 238000009826 distribution Methods 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 description 6
- 238000004080 punching Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 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
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/86—Making other particular articles other parts for bicycles or motorcycles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a kind of bicycle butterfly foot pedal stamping dies, including upper mold group and lower die group that can be relatively close or separate, the upper mold group and lower die group are slidably connected by guide part, the upper mold group includes the convex die shank from top to bottom set gradually, backing plate, punch fixing plate and cavity plate, liftout core is inlaid in the concave shaped cavity body of the cavity plate, the die shank axle center is equipped with ejector beam, ejector beam two sides in the punch fixing plate are equipped with pierce punch, the lower die group includes the stripper from top to bottom set gradually, elastic sheet rubber, punch retainer and bottom plate, butterfly punch-pin is equipped in the stripper, butterfly punch-pin axle center two sides offer material spilling hole.Butterfly punch-pin of the invention is the structure of brand-new design, and exterior contour is butterfly, and the first irregularly-shaped hole and the second irregularly-shaped hole opened up inside its butterfly punch-pin, greatly improves the visual effect of butterfly foot pedal, and alleviate the weight of butterfly foot pedal entirety.
Description
Technical field
The invention belongs to foot pedal technical fields, and in particular to a kind of bicycle butterfly foot pedal stamping die.
Background technique
In the prior art, foot pedal is generally made of plate stamping, and a circle flange, foot pedal are provided with around foot pedal
Inside be provided with non-slip process.The stamping die for producing foot pedal, generally comprises upper die and lower die, and upper mold is provided with formed punch,
Lower die is provided with the first groove, and formed punch forms the inner surface of foot pedal, and the first groove forms the outer surface of foot pedal, the first groove
Inside it is additionally provided with unloading mechanism, when production, lower die places foot-operated plate blank material, and upper mold moves down, and keeps formed punch and foot-operated plate blank material downward
It is moved in first groove of mould, meanwhile, unloading mechanism holding is contacted with foot-operated plate blank material, and material is thus formed the shapes of foot pedal
Shape, later upper mold return, formed punch and foot pedal are detached from, meanwhile, unloading mechanism is by stamping forming foot pedal from the first groove
Inside exit.However, existing stamping die can only produce the foot pedal of conventional design, at present on the market without a kind of stamping die
Butterfly bicycle pedal can be produced.
Summary of the invention
The present invention solves the deficiencies in the prior art, provides a kind of bicycle butterfly foot pedal stamping die, has filled up mesh
The preceding blank that can not produce butterfly bicycle pedal stamping die on the market.
The technical scheme adopted by the invention is that: a kind of bicycle butterfly foot pedal stamping die, including can be relatively close
Or separate upper mold group and lower die group, the upper mold group and lower die group are slidably connected by guide part, the upper mold group includes
Convex die shank, the die shank lower end are equipped with backing plate, and the backing plate lower end is equipped with punch fixing plate, and the punch fixing plate lower end is set
There is cavity plate, liftout core is inlaid in the concave shaped cavity body of the cavity plate, the die shank axle center is equipped with ejector beam, and the ejector beam prolongs
It extends in the concave shaped cavity body of cavity plate, and holds, ejector beam the punch fixing plate in opposite with liftout core upper surface below
Two sides are equipped with pierce punch, and the pierce punch outer end, which is worn, is extended down to liftout core outer end face；The lower die group includes stripper,
The stripper lower end is equipped with elastic sheet rubber, and the elastic sheet rubber lower end is equipped with punch retainer, the punch retainer
Lower end is equipped with bottom plate, is equipped with butterfly punch-pin in the stripper, the lower end surface of the butterfly punch-pin extends to punch retainer
On bottom surface, punch-pin axle center two sides offer material spilling hole, and the material spilling hole is extended to across bottom plate.
Preferably, the guide part includes guide sleeve and guide post, the guide sleeve be set to convex die shank lower end surface it is diagonal on, institute
State guide post be set to bottom plate upper surface it is diagonal on, and its described guide post is actively located in guide sleeve.
It further preferably, is two positioned at the quantity of ejector beam side pierce punch, and close to the pierce punch of ejector beam
Diameter is greater than the diameter of the pierce punch far from ejector beam.
It is furthermore preferred that the quantity for being located at punch-pin axle center side material spilling hole is two, and the diameter of the material spilling hole close to punch-pin
Greater than the diameter in the hole far from punch-pin.
Even more preferably, the pierce punch and hole correspond.
Compared to the prior art, the invention has the benefit that butterfly punch-pin is the structure of brand-new design, exterior contour
For butterfly, and the first irregularly-shaped hole and the second irregularly-shaped hole opened up inside its butterfly punch-pin, greatly improve butterfly foot pedal
Visual effect, and alleviate butterfly foot pedal overall weight.The setting of ejector beam and liftout core, can quickly and easily will be molding
Butterfly foot pedal ejection die type chamber.The setting of elastic sheet rubber is so that stripper stress equalization, and stripper moves back and forth
It does not glance off, it is not easy to wear, what metal fillings also generated lacks.The setting of material spilling hole, so that the waste material of punching is directly from material leakage
Hole is fallen.
Detailed description of the invention
Fig. 1 is schematic structural cross-sectional view of the invention；
Fig. 2 is vertical view face of the present invention schematic diagram.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
A kind of bicycle butterfly foot pedal stamping die, please refers to Fig. 1, Fig. 2, including can be relatively close or separate it is upper
Mould group 1 and lower die group 2, the upper mold group 1 and lower die group 2 are slidably connected by guide part 3, and the upper mold group 1 includes male
Handle 11,11 lower end of die shank are equipped with backing plate 12, and the backing plate 12 maintains the support to die shank 11, and 12 lower end of backing plate is set
There is punch fixing plate 13, the punch fixing plate 13 is for fixing and wearing pierce punch 17,13 lower end of punch fixing plate
Equipped with cavity plate 14, liftout core 15 is inlaid in the concave shaped cavity body of the cavity plate 14,11 axle center of die shank is equipped with ejector beam 16,
The ejector beam 16 extends in the concave shaped cavity body of cavity plate 14, and end is relatively close with 15 upper surface of liftout core below, described
The setting of liftout core 15 and ejector beam 16 realizes molding butterfly foot pedal ejection die type chamber quickly and easily.Described
16 two sides of ejector beam in punch fixing plate 13 are equipped with pierce punch 17, and 17 outer end of pierce punch, which is worn, is extended down to liftout core
15 outer end faces, the outer surface of pierce punch 17 and the inner surface configuration of butterfly foot pedal match, and foot pedal is formed when punching press
Inner surface configuration.
It continues to refer to figure 1, Fig. 2, the lower die group, 2 include stripper 21, and 21 lower end of stripper is equipped with elastic rubber
Piece 22, stripper 21 eject waste material in the state that elastic sheet rubber 22 is gradually recovered original shape.22 lower end of elastic sheet rubber
Equipped with punch retainer 23,23 lower end of punch retainer is equipped with bottom plate 24, and the bottom plate 24 is maintained to punch retainer
23 support force.Butterfly punch-pin 25 is equipped in the stripper 21, butterfly punch-pin 25 has the exterior contour of buttferfly-type, described
The lower end surface of butterfly punch-pin 25 extends on 23 bottom surface of punch retainer, and the 25 axle center two sides of butterfly punch-pin offer material spilling hole
26, the material spilling hole 26 is extended to across bottom plate 24.Material spilling hole 26 falls the waste material in punching directly from material spilling hole.
Please continue to refer to Fig. 2,25 axle center of butterfly punch-pin is circumferentially distributed several the first irregularly-shaped holes 251, and described
One irregularly-shaped hole, 251 circumferential distribution has the second irregularly-shaped hole 252.Its first irregularly-shaped hole 251 and the second irregularly-shaped hole 252 greatly improve
The visual effect of butterfly foot pedal, and alleviate the weight of butterfly foot pedal entirety.In the present embodiment, the first irregularly-shaped hole 251
It is preferred that large scale, the preferred small size of the second irregularly-shaped hole 252.
Please continue to refer to Fig. 1, the guide part 3 includes guide sleeve 31 and guide post 32, and the guide sleeve 31 is set to convex die shank
On 11 lower end surfaces are diagonal, the guide post 32 be set to 24 upper surface of bottom plate it is diagonal on, and its described guide post 3 is actively located in guide sleeve
In 3.Upper mold group 1 and lower die group 2 are realized by guide sleeve 31 with guide post 32 relatively close or separate.
Please continue to refer to Fig. 1, the quantity positioned at 16 side pierce punch 17 of ejector beam is preferably two, and close to ejector beam
The diameter of 16 pierce punch 17 is greater than the diameter of the pierce punch 17 far from ejector beam 16.
Please continue to refer to Fig. 1, the quantity positioned at 25 axle center side material spilling hole 26 of punch-pin is preferably two, and close to punch-pin 25
Material spilling hole 26 diameter be greater than far from punch-pin 25 material spilling hole 26 diameter.
Please continue to refer to Fig. 1, in order to ensure the waste material after punching press drops out automatically from material spilling hole 26, the pierce punch 17
It keeps corresponding with material spilling hole 26.
The working principle of the invention: after the cavity plate 14 of upper mold group 1 is contacted with the stripper 21 of lower die group 2, upper mold group 1 continues
Downlink, elastic sheet rubber 22 are compressed, while the pierce punch 17 of upper mold group 1 is pressing against plate close to 25 downlink of punch-pin, works as plate
Butterfly foot pedal is rushed out when the downstream pressure of receiving is more than shear strength, and the waste material of punching passes through the material leakage opened up in punch-pin 25
Hole is fallen, and when lathe is down toward frightening a bottom out to death, while elastic sheet rubber 22 is gradually recovered original shape and stripper 21 is pushed to eject
Waste material on punch-pin 25, lathe return to top dead-centre reset, and ejector beam 16 pushes up liftout core 15 for product ejection die type chamber
Above-described embodiment, only presently preferred embodiments of the present invention, the practical range being not intended to limit the invention, thus it is all with
The equivalent variations that content described in the claims in the present invention is done should all be included within scope of the invention as claimed.
Claims (6)
1. a kind of bicycle butterfly foot pedal stamping die, including upper mold group (1) that can be relatively close or separate and lower die group
(2), the upper mold group (1) and lower die group (2) are slidably connected by guide part (3), which is characterized in that upper mold group (1) packet
It includes convex die shank (11), die shank (11) lower end is equipped with backing plate (12), and backing plate (12) lower end is equipped with punch fixing plate
(13), punch fixing plate (13) lower end is equipped with cavity plate (14), is inlaid with liftout core in the concave shaped cavity body of the cavity plate (14)
(15), die shank (11) axle center is equipped with ejector beam (16), and the ejector beam (16) extends to the spill cavity of cavity plate (14)
It is interior, and end is opposite with liftout core (15) upper surface below, ejector beam (16) two sides in the punch fixing plate (13) are equal
It is equipped with pierce punch (17), pierce punch (17) outer end, which is worn, is extended down to liftout core (15) outer end face；Lower die group (2) packet
It includes stripper (21), stripper (21) lower end is equipped with elastic sheet rubber (22), and elastic sheet rubber (22) lower end is equipped with
Punch retainer (23), punch retainer (23) lower end are equipped with bottom plate (24), are equipped with butterfly in the stripper (21)
Punch-pin (25), the lower end surface of the butterfly punch-pin (25) extend on punch retainer (23) bottom surface, the butterfly punch-pin (25)
Axle center two sides offer material spilling hole (26), and the material spilling hole (26) extends to across bottom plate (24).
2. a kind of bicycle butterfly foot pedal stamping die according to claim 1, which is characterized in that the butterfly punch-pin
(25) axle center is circumferentially distributed several the first irregularly-shaped holes (251), and the first irregularly-shaped hole (251) circumferential distribution has the second abnormity
Hole (252).
3. a kind of bicycle butterfly foot pedal stamping die according to claim 2, which is characterized in that the guide part
(3) include guide sleeve (31) and guide post (32), the guide sleeve (31) be set to convex die shank (11) lower end surface it is diagonal on, the guide post
(32) be set to bottom plate (24) upper surface it is diagonal on, and its described guide post (3) is actively located in guide sleeve (3).
4. a kind of bicycle butterfly foot pedal stamping die according to claim 3, which is characterized in that be located at ejector beam
(16) quantity of side pierce punch (17) is two, and close to the diameter of the pierce punch (17) of ejector beam (16) greater than separate
The diameter of the pierce punch (17) of ejector beam (16).
5. a kind of bicycle butterfly foot pedal stamping die according to claim 2, which is characterized in that be located at punch-pin (25)
The quantity of axle center side material spilling hole (26) is two, and is greater than close to the diameter of the material spilling hole (26) of punch-pin (25) far from punch-pin
(25) diameter of material spilling hole (26).
6. a kind of bicycle butterfly foot pedal stamping die according to claim 5, which is characterized in that the pierce punch
(17) it is corresponded with material spilling hole (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046210.7A CN109647987A (en) | 2019-01-18 | 2019-01-18 | A kind of bicycle butterfly foot pedal stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046210.7A CN109647987A (en) | 2019-01-18 | 2019-01-18 | A kind of bicycle butterfly foot pedal stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109647987A true CN109647987A (en) | 2019-04-19 |
Family
ID=66120047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910046210.7A Pending CN109647987A (en) | 2019-01-18 | 2019-01-18 | A kind of bicycle butterfly foot pedal stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109647987A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204564918U (en) * | 2014-12-19 | 2015-08-19 | 重庆飞龙江利汽车部件有限公司 | Automobile engine cylinder-body right support punching blanking mould |
| CN205074386U (en) * | 2015-09-20 | 2016-03-09 | 合肥长胜机电科技有限公司 | A blanking mould that punches a hole for producing compressor valve piece |
| CN207086727U (en) * | 2017-09-05 | 2018-03-13 | 江门市长华集团有限公司 | A kind of diel of pedal |
-
2019
- 2019-01-18 CN CN201910046210.7A patent/CN109647987A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204564918U (en) * | 2014-12-19 | 2015-08-19 | 重庆飞龙江利汽车部件有限公司 | Automobile engine cylinder-body right support punching blanking mould |
| CN205074386U (en) * | 2015-09-20 | 2016-03-09 | 合肥长胜机电科技有限公司 | A blanking mould that punches a hole for producing compressor valve piece |
| CN207086727U (en) * | 2017-09-05 | 2018-03-13 | 江门市长华集团有限公司 | A kind of diel of pedal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190419 |