CN208542803U - A kind of mold of compacting wheel marginal pore - Google Patents
A kind of mold of compacting wheel marginal pore Download PDFInfo
- Publication number
- CN208542803U CN208542803U CN201820979409.6U CN201820979409U CN208542803U CN 208542803 U CN208542803 U CN 208542803U CN 201820979409 U CN201820979409 U CN 201820979409U CN 208542803 U CN208542803 U CN 208542803U
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- China
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- lower die
- die holder
- marginal pore
- formed punch
- punching
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Abstract
The utility model discloses a kind of molds of compacting wheel marginal pore, including formed punch, locating core, lower die and lower die holder, the cone structure for suppressing wheel marginal pore is formed at the punching press end of formed punch, punching is also formed at the punching press end of formed punch, punching is located on the axis of formed punch, cooperate at the top of locating core with punch clearance, the location hole of lower die is formed through on the axis of lower die, the cone tank to match with the cone structure at formed punch punching press end is formed with around the location hole at the top of lower die, locating core bottom and location hole interference fit connect, the through-hole for placing lower die is formed on lower die holder, lower die interference fit is fixed in the through-hole of lower die holder, lower die holder is connect with hydraulic press；The utility model solves the problems, such as positioning accuracy, ensure that the accuracy of pitch of holes, suppresses wheel marginal pore by the utility model, the trueness error of pitch of holes is less than 0.2mm, effectively improves the compacting efficiency and effect of wheel marginal pore.
Description
Technical field
The utility model relates to a kind of molds of compacting wheel marginal pore, belong to machinery manufacturing technology field.
Background technique
Cabinet generallys use sunk screw and fixes, and door is made to achieve the purpose that beauty, therefore production wheel marginal pore is needed on door-plate,
Conventional method is using punching machine stamped, is mainly that there are limitations for equipment there are problem, one group by 8-10 wheel marginal pore
The door-plate of composition positioning accuracy in stamped is poor, and the accuracy of pitch of holes not can guarantee.
Summary of the invention
To solve the deficiencies in the prior art, the utility model provides a kind of mold of compacting wheel marginal pore, solves the office of equipment
It is sex-limited, it can be suppressed using hydraulic press, and solve the problems, such as positioning accuracy, ensure that the accuracy of pitch of holes, it is practical by this
The trueness error of novel pressure ratch marginal pore, pitch of holes is less than 0.2mm, effectively improves the compacting efficiency and effect of wheel marginal pore.
The technology employed by the present utility model is
A kind of mold of compacting wheel marginal pore, including formed punch, locating core, lower die and lower die holder, the formed punch are cylindrical body knots
Structure is formed with the cone structure for suppressing wheel marginal pore at the punching press end of formed punch, is also formed with punching at the punching press end of formed punch, institute
It states punching to be located on the axis of formed punch, the locating core is cylindrical structure, is cooperated at the top of the locating core with punch clearance, institute
Stating lower die is cylindrical structure, and the location hole of lower die is formed through on the axis of lower die, the location hole week at the top of lower die
The cone tank for being formed with and matching with the cone structure at formed punch punching press end is enclosed, the locating core bottom and location hole interference fit connect
It connects, the through-hole for placing lower die is formed on the lower die holder, the lower die interference fit is fixed at the logical of lower die holder
In hole, the lower die holder is connect with hydraulic press.
As the further preferred of the utility model, the formed punch and lower die are 42CrMo materials, and quenching hardness is greater than
50HRC。
As the further preferred of the utility model, the edge at the top of the locating core is circular arc chamfering structure.
As the further preferred of the utility model, the lower die is identical with the thickness of lower die holder or the thickness of lower die is big
In the thickness of lower die holder.
As the further preferred of the utility model, the wherein side edge of lower die holder is arranged in the through-hole, under
Mounting hole is formed in the middle part of die holder, the lower die holder is connect by mounting hole with hydraulic press.
The utility model has the beneficial effects that: solving the limitation of equipment, can be suppressed using hydraulic press, and solve
Positioning accuracy problem, ensure that the accuracy of pitch of holes, pass through the utility model compacting wheel marginal pore, the trueness error of pitch of holes
Less than 0.2mm, the compacting efficiency and effect of wheel marginal pore are effectively improved.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model punch structure schematic diagram；
Fig. 3 is the utility model lower die structure schematic diagram；
Fig. 4 is the utility model Lower die base structure schematic diagram；
Fig. 5 be in Fig. 4 A to the schematic diagram of the section structure；
Main appended drawing reference meaning is as follows in figure:
1- formed punch, 2- locating core, 3- lower die, 4- lower die holder.
Specific embodiment
Specific introduction is done to the utility model with reference to the accompanying drawings and examples.
As shown in Figs. 1-5: the present embodiment is a kind of mold of compacting wheel marginal pore, including formed punch 1, locating core 2,3 He of lower die
Lower die holder 4, formed punch 1 are cylindrical structures, are formed with the cone structure for suppressing wheel marginal pore at the punching press end of formed punch 1, are rushing
First 1 punching press end is also formed with punching, and punching is located on the axis of formed punch 1, and locating core 2 is cylindrical structure, 2 top of locating core
Cooperate with punch clearance, lower die 3 is cylindrical structure, the location hole of lower die 3 is formed through on the axis of lower die 3, under
Be formed with the cone tank to match with the cone structure at 1 punching press end of formed punch around the location hole at the top of mould 3,2 bottom of locating core with
Location hole interference fit connects, and the through-hole for placing lower die 3 is formed on lower die holder 4, and the interference fit of lower die 3 is fixed at
In the through-hole of lower die holder 4, lower die holder 4 is connect with hydraulic press.
Formed punch 1 and lower die 3 in the present embodiment are 42CrMo materials, and quenching hardness is greater than 50HRC.
In the present embodiment, the edge at 2 top of locating core is circular arc chamfering structure.
In the present embodiment, lower die 3 is identical with the thickness of lower die holder 4, in practical application, the thickness of lower die 3 can also be big
In the thickness of lower die holder 4.
In the present embodiment, the wherein side edge of lower die holder 4 is arranged in through-hole, is formed with installation at the middle part of lower die holder 4
Hole, lower die holder 4 are connect by mounting hole with hydraulic press.
The utility model is formed by formed punch, lower die, locating core and lower die holder composition, formed punch using 42CrMo bar vehicle system,
Quenching hardness 50HRC or more has the punching of certain depth, punching and locating core clearance fit on formed punch；Locating core is using brill
Head vehicle system forms, itself has very high hardness and wearability, and lower die equally uses 42CrMo bar vehicle system to form, quenching hardness
50HRC or more similarly has a location hole in centre in lower die, and location hole and locating core are interference fitted, under locating core is higher than
Mould is positioned with the location hole being cut by laser out by locating core on door-plate for positioning；Lower die holder is used to fix lower die, lower die
It is interference fitted with it, then is connect by lower die holder with hydraulic press and be just capable of fixing, after the location hole on door-plate is inserted in locating core, punching
Head is inserted in locating core again, and hydraulic press just can suppress desired wheel marginal pore after applying certain power by formed punch；It suppresses and
Wheel rim hole site precision it is higher, attainable precision be precision that laser cuts hole, generally ± 0.2mm.
The utility model solves the limitation of equipment, can be suppressed using hydraulic press, and solve the problems, such as positioning accuracy,
The accuracy that ensure that pitch of holes suppresses wheel marginal pore by the utility model, and the trueness error of pitch of holes is less than 0.2mm, effectively
Improve the compacting efficiency and effect of wheel marginal pore.
The above is only the preferred embodiment of the utility model patent, it is noted that for the general of the art
For logical technical staff, under the premise of not departing from the utility model patent principle, several improvements and modifications can also be made, this
A little improvements and modifications also should be regarded as the protection scope of the utility model patent.
Claims (5)
1. a kind of mold of compacting wheel marginal pore, it is characterised in that: including formed punch, locating core, lower die and lower die holder, the formed punch is
Cylindrical structure is formed with the cone structure for suppressing wheel marginal pore at the punching press end of formed punch, is also formed at the punching press end of formed punch
There is punching, the punching is located on the axis of formed punch, and the locating core is cylindrical structure, at the top of the locating core between punching
Gap cooperation, the lower die is cylindrical structure, the location hole of lower die is formed through on the axis of lower die, at the top of lower die
The cone tank to match with the cone structure at formed punch punching press end, the locating core bottom and location hole mistake are formed with around location hole
It is full of mating connection, the through-hole for placing lower die is formed on the lower die holder, the lower die interference fit is fixed at down
In the through-hole of die holder, the lower die holder is connect with hydraulic press.
2. a kind of mold of compacting wheel marginal pore according to claim 1, which is characterized in that the formed punch and lower die be
42CrMo material, quenching hardness are greater than 50HRC.
3. a kind of mold of compacting wheel marginal pore according to claim 1, which is characterized in that the side at the top of the locating core
Edge is circular arc chamfering structure.
4. a kind of mold of compacting wheel marginal pore according to claim 1, which is characterized in that the lower die and lower die holder
Thickness is identical or the thickness of lower die is greater than the thickness of lower die holder.
5. a kind of mold of compacting wheel marginal pore according to claim 1, which is characterized in that the through-hole is arranged in lower die
The wherein side edge of seat, is formed with mounting hole in the middle part of lower die holder, and the lower die holder is connected by mounting hole and hydraulic press
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979409.6U CN208542803U (en) | 2018-06-25 | 2018-06-25 | A kind of mold of compacting wheel marginal pore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979409.6U CN208542803U (en) | 2018-06-25 | 2018-06-25 | A kind of mold of compacting wheel marginal pore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208542803U true CN208542803U (en) | 2019-02-26 |
Family
ID=65423297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820979409.6U Active CN208542803U (en) | 2018-06-25 | 2018-06-25 | A kind of mold of compacting wheel marginal pore |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208542803U (en) |
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2018
- 2018-06-25 CN CN201820979409.6U patent/CN208542803U/en active Active
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