CN104493042B - Part cervical region cold-heading cut-flower stamping die - Google Patents
Part cervical region cold-heading cut-flower stamping die Download PDFInfo
- Publication number
- CN104493042B CN104493042B CN201410833513.0A CN201410833513A CN104493042B CN 104493042 B CN104493042 B CN 104493042B CN 201410833513 A CN201410833513 A CN 201410833513A CN 104493042 B CN104493042 B CN 104493042B
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- CN
- China
- Prior art keywords
- lower mould
- cervical region
- mould cavity
- edger
- processing part
- 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.)
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Forging (AREA)
Abstract
A kind of part cervical region cold-heading cut-flower stamping die，Including upper mould (1) and lower mould，The upper mould (1) can be moved up and down relative to lower mould by driving means，Upper mould (1) is including upper shuttering (11)、Pressing block (12)，The lower mould cavity (21) that can place processing part is provided with lower mould，Logical rod (22) is vertically provided with lower mould cavity (21)，Logical rod (22) can slide up and down to through the through hole of lower mould and extend the bottom of lower mould，Cervical region edger (4) is provided with outer subordinate's mould of lower mould cavity (21)，After processing part (3) is put into lower mould cavity (21)，Upper mould (1) driving means driving under move down and at the top of extrusion process part (3)，Processing part (3) is made to move down and enter lower mould cavity (21)，Conical neck is cut into colored tooth part by cervical region edger.Have an advantage in that：Flower tooth one-shot forming, speed are fast, and effect is good, and the lower end for processing part is inconsistent with logical rod, it is to avoid the horizontal displacement of processing part, processing are more steady, after completing cut-flower tooth, move back mould and are also more convenient.
Description
Technical field
The present invention relates to a kind of mould, especially a kind of part cervical region cold-heading cut-flower punching press that type is caused for part pressure
Mould.
Background technology
A kind of existing Application No. CN201120204327.2 is entitled《The cold upsetting die of car of automobile brake disc shifting fork》In
State's utility model patent discloses a kind of cold upsetting die of car of automobile brake disc shifting fork, is made up of bed die and dynamic model, the bed die bag
Include outer die casing, die-cushion and core rod, outer die casing is made up of the upper set being threadedly coupled and trapping, and the port of upper set arranges core rod, both
Fixedly sleeved, the die-cushion is pressed abd fixed on by trapping in upper set, and die-cushion is abutted with the bottom surface of core rod, the core rod with dial
The rear logical push rod guide hole of fork workpiece nose shape identical die cavity and ejection workpiece, the dynamic model is by fixedly sleeved die sleeve and mould
Head composition, die head with shift fork workpiece handle shapes identical die cavity and ejection workpiece before logical push rod guide hole, the front logical top
Bar guide hole runs through the die sleeve.By the utility model, cold-heading molding function realizes the cold-heading molding of automobile brake disc shifting fork, into
Type quality is good, and production efficiency is high.However, the device is only applicable to fork pressure causes type, it is impossible to meet the special of part cut-flower side
Require, meanwhile, bed die lacks fastening, in fact it could happen that mould is rocked, and stability has much room for improvement, thus the structure of the device also need into
One step is improved.
The content of the invention
The technical problem to be solved be for above-mentioned state of the art and provide a kind of simple structure it is firm,
Cold-heading process is steady, the non-damageable part cervical region cold-heading cut-flower stamping die that type is caused for part pressure of mould.
The present invention solve the technical scheme that adopted of above-mentioned technical problem for：This part cervical region cold-heading cut-flower stamping die, bag
Upper die and lower die are included, the upper mould can be moved up and down relative to lower mould by driving means, it is characterised in that：The upper mould includes
Upper shuttering, the pressing block for being embedded at upper shuttering bottom, are provided with the lower mould cavity that can place processing part in the lower mould, described
The logical rod that processing part can be ejected from lower mould cavity is vertically provided with lower mould cavity, the logical rod can slide up and down to be worn
Cross down the through hole of mould and extend the bottom of lower mould, the cervical region trimming of processing part is provided with outer subordinate's mould of lower mould cavity
Mould, after processing part is put into lower mould cavity, upper mould is moved down under driving means driving and at the top of extrusion process part, is made
Processing part is moved down and enters lower mould cavity, and conical neck is by the colored tooth zero for cutting into setting flower tooth of cervical region edger
Part.
Used as improvement, the lower mould includes die sleeve shell, internal model, and the internal model is placed in die sleeve shell, in the internal model
Portion's top surface is convexly equipped with convex portion, and the cervical region edger is closely placed on the periphery of convex portion, and the lower mould cavity is located in convex portion,
The gear cutter of the setting flower tooth of the cervical region edger is located at the top of lower mould cavity, and the cervical region edger is solid with die sleeve shell phase
Fixed, the logical rod extends the bottom of lower mould from the through hole of internal model.
Further improve, the cervical region edger neighboring is provided with can improve cervical region edger positioning stability and strengthen neck
The reinforcing ring of portion's edger intensity, circumferential lateral surface and the die sleeve shell phase of the reinforcing ring are fixed.
As improvement, the bottom surface of the pressing block and the bottom surface flush of upper shuttering.
Used as improvement, the gap between the logical rod and lower mould through hole is 0.02～0.03mm.
Used as improvement, the bottom of the logical rod is provided with the boss that can prevent logical rod bottom from entering lower mould through hole.
Prior art is compared, and the present invention is included upper shuttering, is embedded at the pressing block of upper shuttering bottom using upper mould, works as punching press
Block use time can be changed when affecting cold forging effect too long in time, and the lower mould cavity that can place processing part is provided with lower mould,
The logical rod that processing part can be ejected from lower mould cavity is vertically provided with the lower mould cavity, the logical rod can be slided up and down
Ground extends the bottom of lower mould through the through hole of lower mould, and the cervical region of processing part is provided with outer subordinate's mould of lower mould cavity
Edger, after processing part is put into lower mould cavity, upper mould is moved down and extrusion process part top under driving means driving
Portion, makes processing part move down and enter lower mould cavity, and conical neck is by the flower for cutting into setting flower tooth of cervical region edger
Tooth part, the advantage of this structure are that processing part is in upper mould effect inferior pyramidal cervical region by cervical region trimming die cut, flower tooth one
Secondary molding, speed are fast, and effect is good, and the lower end for processing part is inconsistent with logical rod, it is to avoid the horizontal displacement of processing part, processing is more
Steadily, after completing cut-flower tooth, move back mould and be also more convenient.
Description of the drawings
Fig. 1 is the profile of the embodiment of the present invention；
Fig. 2 is the structure decomposition figure of Fig. 1；
Fig. 3 is the enlarged drawing of I parts in Fig. 2.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figure 1 to Figure 3, the part cervical region cold-heading cut-flower stamping die of the present embodiment, including upper mould 1 and lower mould, it is described
Upper mould 1 can be moved up and down relative to lower mould by driving means, and the upper mould 1 includes upper shuttering 11, is embedded at 11 bottom of upper shuttering
The pressing block 12 in portion, is provided with the lower mould cavity 21 that can place processing part in the lower mould, vertical in the lower mould cavity 21
The logical rod 22 that processing part 3 can be ejected from lower mould cavity 21 is provided with, the logical rod 22 can slide up and down to through lower mould
Through hole and extend the bottom of lower mould, be provided with outer subordinate's mould of lower mould cavity 21 processing part 3 cervical region edger
4, after processing part 3 is put into lower mould cavity 21, upper mould 1 is moved down under driving means driving and extrusion process part 3 is pushed up
Portion, makes processing part 3 move down and enter lower mould cavity 21, and conical neck is spent tooth by the setting that cuts into of cervical region edger
Flower tooth part.The lower mould includes die sleeve shell 5, internal model 2, and the internal model 2 is placed in die sleeve shell 5, the middle part top of the internal model 2
Face is convexly equipped with convex portion 23, and the cervical region edger 4 is closely placed on the periphery of convex portion 23, and the lower mould cavity 21 is located at convex portion
In 23, the gear cutter of the setting flower tooth of the cervical region edger 4 is located at the top of lower mould cavity 21, the cervical region edger 4 with
Die sleeve shell 5 is mutually fixed, and the logical rod 22 extends the bottom of lower mould from the through hole of internal model 2.4 neighboring of cervical region edger
The reinforcing ring 41 that can be improved the positioning stability of cervical region edger 4 and strengthen cervical region edger semi-finals degree is provided with, the reinforcing ring 41
Circumferential lateral surface is mutually fixed with die sleeve shell 5.The bottom surface of the pressing block 12 and the bottom surface flush of upper shuttering 11.The logical rod 22 with
Gap between lower mould through hole is 0.02～0.03mm.The bottom of the logical rod 22 is provided with preventing logical 22 bottom of rod from entering
The boss 24 of mould through hole.
Claims (5)
1. a kind of part cervical region cold-heading cut-flower stamping die, including upper mould (1) and lower mould, the upper mould (1) is by driving means energy
Move up and down relative to lower mould, it is characterised in that：The upper mould (1) including upper shuttering (11), be embedded at upper shuttering (11) bottom
Pressing block (12), be provided with the lower mould can place processing part lower mould cavity (21), in the lower mould cavity (21)
It is vertically provided with and the logical rod (22) of processing part (3) ejection from lower mould cavity (21), the logical rod (22) can be gone up downslide
Lower mould cavity being passed through dynamicly and extending the bottom of lower mould, processing part (3) is provided with the top of lower mould cavity (21)
Cervical region edger (4), after processing part (3) is put into lower mould cavity (21), upper mould (1) is moved down under driving means driving
And at the top of extrusion process part (3), processing part (3) is moved down and is clamp-oned lower mould cavity (21), conical neck is by cervical region
Edger cuts into the colored tooth part of setting flower tooth；The lower mould includes die sleeve shell (5), internal model (2), and the internal model (2) is put
In die sleeve shell (5), the middle top surface of the internal model (2) is convexly equipped with convex portion (23), and the cervical region edger (4) is closely nested with
In the periphery of convex portion (23), in convex portion (23), tooth is spent in the setting of the cervical region edger (4) to the lower mould cavity (21)
Gear cutter is located at the top of lower mould cavity (21), and the cervical region edger (4) is mutually fixed with die sleeve shell (5), the logical rod (22)
Extend the bottom of lower mould from lower mould cavity.
2. part cervical region cold-heading cut-flower stamping die according to claim 1, it is characterised in that：The cervical region edger (4)
Neighboring is provided with the reinforcing ring (41) that can be improved cervical region edger (4) positioning stability and strengthen cervical region edger (4) intensity, institute
The circumferential lateral surface and die sleeve shell (5) for stating reinforcing ring (41) is mutually fixed.
3. according to arbitrary described part cervical region cold-heading cut-flower stamping die in claim 1 to 2, it is characterised in that：The punching press
The bottom surface of block (12) and the bottom surface flush of upper shuttering (11).
4. according to arbitrary described part cervical region cold-heading cut-flower stamping die in claim 1 to 2, it is characterised in that：The logical rod
(22) with the gap between lower mould cavity be 0.02～0.03mm.
5. according to arbitrary described part cervical region cold-heading cut-flower stamping die in claim 1 to 2, it is characterised in that：The logical rod
(22) bottom is provided with the boss (24) that can prevent logical rod (22) bottom from entering lower mould cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410833513.0A CN104493042B (en) | 2014-12-24 | 2014-12-24 | Part cervical region cold-heading cut-flower stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410833513.0A CN104493042B (en) | 2014-12-24 | 2014-12-24 | Part cervical region cold-heading cut-flower stamping die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104493042A CN104493042A (en) | 2015-04-08 |
| CN104493042B true CN104493042B (en) | 2017-04-05 |
Family
ID=52934542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410833513.0A Active CN104493042B (en) | 2014-12-24 | 2014-12-24 | Part cervical region cold-heading cut-flower stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104493042B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222344B (en) * | 2020-09-17 | 2022-07-12 | 舟山市7412工厂 | A kind of manufacturing method of fastener radial marking |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD150701A1 (en) * | 1980-04-02 | 1981-09-16 | Helmut Roeder | INTERMEDIATE FOR A HEXAGON SCREW OR NUT WITH A PAD |
| CN201064813Y (en) * | 2007-06-15 | 2008-05-28 | 上海上标汽车紧固件有限公司 | Special-purpose riveting pressing bolt forming die |
| CN202123186U (en) * | 2011-06-15 | 2012-01-25 | 浙江振华紧固件有限公司 | Cold heading die for automobile brake disc shifting fork |
| CN102784868B (en) * | 2012-08-15 | 2014-07-30 | 浙江中航来宝精工科技有限公司 | Lattice-teeth bolt forming method and forming mold used by same |
| CN203426352U (en) * | 2013-08-06 | 2014-02-12 | 重庆创辉标准件制造有限公司 | Spline cold-heading forming mold |
-
2014
- 2014-12-24 CN CN201410833513.0A patent/CN104493042B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104493042A (en) | 2015-04-08 |
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