CN207592581U - Precise punching die with buffer structure - Google Patents
Precise punching die with buffer structure Download PDFInfo
- Publication number
- CN207592581U CN207592581U CN201721414014.3U CN201721414014U CN207592581U CN 207592581 U CN207592581 U CN 207592581U CN 201721414014 U CN201721414014 U CN 201721414014U CN 207592581 U CN207592581 U CN 207592581U
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- CN
- China
- Prior art keywords
- buffer
- plate
- bumper post
- spring
- punching die
- 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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Abstract
The utility model discloses a kind of precise punching dies with buffer structure, the precise punching die includes upper die and lower die, the upper mold includes upper clamping plate, upper mould fixed plate and the first buffer unit, first buffer unit includes the first buffer plate, the top and bottom of first buffer plate are all equipped with multiple equally distributed bumper posts, and the periphery of bumper post is all equipped with spring；The lower surface of the upper clamping plate and the upper surface of upper mould fixed plate are all equipped with and the one-to-one buffer groove of bumper post；The lower die includes lower die seat board, lower mold backing plate and lower mold fixed plate；Four limited posts are additionally provided with, four limited posts are set on the upper mold.The utility model provides a kind of precise punching die with buffer structure, can effectively slow down vibrations, extend the service life of stamping die, and simple in structure, reasonable design.
Description
Technical field
The utility model is related to hardware production equipment field, specifically a kind of precise punching die with buffer structure.
Background technology
Stamping parts generally realizes that stamping die generally comprises upper die and lower die, to be punched by stamping die cold stamping
Component is positioned in lower die, upper mold downlink under the action of forcing press, when to be punched on the workpiece and lower die in upper mold
After workpiece effect, workpiece stress to be punched deforms, and then as required Auto-body Panel.On the upper surface of lower die usually
Work limited block is set, will be in contact with work limited block, and then realize the sports limiting of upper mold during upper mold downlink.On however,
Mould and work limited block contacts pier dead, the two rigid contact, since the pressure of forcing press output is larger, causes upper mold and work limit
Active force between the block of position is larger, and upper die and lower die are susceptible to damage.And how to realize between upper mold and work limited block
Buffering, while reduce the cost of stamping die, it has also become those skilled in the art's technical barrier urgently to be resolved hurrily.
Utility model content
Technical problem to be solved in the utility model is：A kind of precise punching die with buffer structure, energy are provided
It is enough effectively to slow down vibrations, extend the service life of stamping die, and simple in structure, reasonable design.
In order to solve the above technical problems, the technical solution that the utility model uses is：It provides a kind of with buffering knot
The precise punching die of structure, the precise punching die include upper die and lower die, and the upper mold includes the upper mold seat being located above
Plate and underlying upper mould fixed plate are connected between the upper clamping plate and the upper mould fixed plate by the first buffer unit
It connects, first buffer unit includes the first buffer plate, and the upper end of first buffer plate is equipped with multiple equally distributed
The distance between first bumper post, two neighboring first bumper post is 5-15cm, and the periphery of first bumper post is equipped with first
Spring, the lower end of first spring are fixedly connected with the upper surface of first buffer plate, first buffer plate
It is 5-15cm that lower end, which is equipped with the distance between multiple equally distributed second bumper posts, two neighboring second bumper post, described the
The periphery of two bumper posts is equipped with second spring, and company is fixed in the upper end of the second spring and the lower surface of first buffer plate
It connects；
The lower surface of the upper clamping plate be equipped with one-to-one first buffer groove of first bumper post, described the
The upper end of one spring is fixedly connected with the slot bottom of first buffer groove；The upper surface of the upper mould fixed plate be equipped with it is described
One-to-one second buffer groove of second bumper post, the lower end of the second spring and the slot bottom of second buffer groove are consolidated
Fixed connection；
The lower die includes underlying lower die seat board, is fixed positioned at intermediate lower mold backing plate and the lower die being located above
Plate；
Four limited posts are additionally provided with, four limited posts are set on the upper mold, and four limited posts are each passed through
Be fixedly connected behind four corners of die holder plate and the first buffer plate with the upper mould fixed plate, the limited post with it is described on
Die holder plate is slidably connected, and the limited post is slidably connected with a buffer plate.
It further says, the lower end of the upper end of first bumper post and second bumper post is all equipped with cushion pad, institute
Cushion pad is stated as rubber pad, the rubber pad is hemispherical rubber pad.
It further says, the central diameter of first spring is more than the diameter of first bumper post and delays less than described first
Rush the internal diameter of groove.
It further says, the central diameter of the second spring is more than the diameter of second bumper post and delays less than described second
Rush the internal diameter of groove.
It further says, the length of first spring is more than the height of the first bumper post and the depth of the first buffer groove
The sum of.
It further says, the length of the second spring is more than the height of the second bumper post and the depth of the second buffer groove
The sum of.
It further says, the distance between two neighboring first bumper post is 10-15cm.
It further says, the distance between two neighboring second bumper post is 10-15cm.
The beneficial effects of the utility model at least have the following：
First, the utility model includes upper die and lower die, and upper mold includes being located at upper clamping plate and upper mould fixed plate, upper clamping plate
It is connect between upper mould fixed plate by the first buffer unit, the first buffer unit includes the first buffer plate, the first cushion pad
The upper end of plate is equipped with multiple equally distributed first bumper posts, and the periphery of the first bumper post is equipped with the first spring, the first spring
Upper end is fixedly connected with the slot bottom of the first buffer groove, and the lower end of first buffer plate is equipped with multiple equally distributed second
Bumper post, the periphery of second bumper post are equipped with second spring, the lower end of the second spring and second buffer groove
It is fixedly connected；During molding, the first buffer unit in upper mold setting of the utility model setting is working to reduce stamping die
Impact force during molding, prevents mold from damaging, and extends the service life of mold, and buffering effect is more preferably, and simple in structure, if
Meter is reasonable；
2nd, four limited posts are equipped in the utility model, four limited posts are set on upper mold, upper clamping plate and four limited posts
Be fixedly connected after being each passed through four corners of upper clamping plate and the first buffer plate with upper mould fixed plate, limited post respectively with
Upper clamping plate, the first cushion pad are slidably connected, and when stamping die molds, limited post has the first buffer unit for such design
Position-limiting action, will not be crooked, realizes precise positioning, precision stamping.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is A1 enlarged drawings in Fig. 1；
Fig. 3 is A2 enlarged drawings in Fig. 1；
The reference numeral of each section is as follows in figure：
Upper mold 1, upper clamping plate 11, the first buffer groove 111, upper mould fixed plate 12, the second buffer groove 121, first are slow
Rush backing plate 13, the first bumper post 131, the first spring 132, the second bumper post 133, second spring 134, cushion pad 135, lower die 2,
Lower die seat board 21, lower mold backing plate 22, lower mold fixed plate 23 and limited post 3.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.Without departing substantially from this
In the case of utility model spirit and essence, to the modifications or substitutions that the utility model method, step or condition are made, belong to
The scope of protection of the utility model.
Embodiment：A kind of precise punching die with buffer structure, as shown in Figure 1-Figure 3, the precise punching die
Including upper mold 1 and lower die 2, the upper mold includes the upper clamping plate 11 being located above and underlying upper mould fixed plate 12, institute
It states and is connected between upper clamping plate and the upper mould fixed plate by the first buffer unit, it is slow that first buffer unit includes first
Backing plate 13 is rushed, the upper end of first buffer plate is equipped with multiple equally distributed first bumper posts 131, and two neighboring first is slow
The distance between column is rushed as 5-15cm, the periphery of first bumper post is equipped with the first spring 132, under first spring
End is fixedly connected with the upper surface of first buffer plate, and the lower end of first buffer plate is equipped with multiple equally distributed
The distance between second bumper post 133, two neighboring second bumper post is 5-15cm, and the periphery of second bumper post is equipped with the
Two springs 134, the upper end of the second spring are fixedly connected with the lower surface of first buffer plate；
The lower surface of the upper clamping plate is equipped with and one-to-one first buffer groove 111 of first bumper post, institute
The upper end for stating the first spring is fixedly connected with the slot bottom of first buffer groove；The upper surface of the upper mould fixed plate be equipped with
One-to-one second buffer groove 121 of second bumper post, the lower end of the second spring and second buffer groove
Slot bottom be fixedly connected；
The lower die includes underlying lower die seat board 21, positioned at intermediate lower mold backing plate 22 and the lower die being located above
Fixed plate 23；
Four limited posts 3 are additionally provided with, four limited posts are set on the upper mold, and four limited posts are each passed through
Be fixedly connected behind four corners of die holder plate and the first buffer plate with the upper mould fixed plate, the limited post with it is described on
Die holder plate is slidably connected, and the limited post is slidably connected with a buffer plate.
The upper end of first bumper post and the lower end of second bumper post are all equipped with cushion pad 135, the cushion pad
For rubber pad, the rubber pad is hemispherical rubber pad.
The central diameter of first spring is more than the diameter of first bumper post and is less than the interior of first buffer groove
Diameter.
The central diameter of the second spring is more than the diameter of second bumper post and is less than the interior of second buffer groove
Diameter.
The length of first spring is more than the sum of the height of the first bumper post and the depth of the first buffer groove.
The length of the second spring is more than the sum of the height of the second bumper post and the depth of the second buffer groove.
The distance between two neighboring first bumper post is 10-15cm.
The distance between two neighboring second bumper post is 10-15cm.
The operation principle or workflow of the utility model are as follows：
The utility model include upper die and lower die, upper mold include be located at upper clamping plate and upper mould fixed plate, upper clamping plate with
It is connected between upper mould fixed plate by the first buffer unit, the first buffer unit includes the first buffer plate, the first buffer plate
Upper end be equipped with multiple equally distributed first bumper posts, the periphery of the first bumper post is equipped with the first spring, the first spring it is upper
End is fixedly connected with the slot bottom of the first buffer groove, and the lower end of first buffer plate is equipped with multiple equally distributed second and delays
Column is rushed, the periphery of second bumper post is equipped with second spring, and the lower end of the second spring is consolidated with second buffer groove
Fixed connection；During molding, the first buffer unit in upper mold setting of the utility model setting closes to reduce stamping die in work
Impact force during mould, prevents mold from damaging, and extends the service life of mold, buffering effect more preferably, and simple in structure, design
Rationally.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those skilled in the art, other various forms of variations or change can also be made on the basis of the above description
It is dynamic.Here without exhaustive.And the guarantor that the obvious changes or variations thus extended out are created still in the utility model
It protects among range.
Claims (8)
1. a kind of precise punching die with buffer structure, it is characterised in that：The precise punching die include upper mold (1) and
Lower die (2), the upper mold include the upper clamping plate (11) being located above and underlying upper mould fixed plate (12), the upper mold
It is connected between seat board and the upper mould fixed plate by the first buffer unit, first buffer unit includes the first buffer plate
(13), the upper end of first buffer plate is equipped with multiple equally distributed first bumper posts (131), two neighboring first buffering
The distance between column is 5-15cm, and the periphery of first bumper post is equipped with the first spring (132), the lower end of first spring
It is fixedly connected with the upper surface of first buffer plate, the lower end of first buffer plate is equipped with multiple equally distributed the
The distance between two bumper posts (133), two neighboring second bumper post are 5-15cm, and the periphery of second bumper post is equipped with the
Two springs (134), the upper end of the second spring are fixedly connected with the lower surface of first buffer plate；
The lower surface of the upper clamping plate is equipped with the first buffer groove (111) one-to-one with first bumper post, described
The upper end of first spring is fixedly connected with the slot bottom of first buffer groove；The upper surface of the upper mould fixed plate is equipped with and institute
State one-to-one second buffer groove (121) of the second bumper post, the lower end of the second spring and second buffer groove
Slot bottom be fixedly connected；
The lower die includes underlying lower die seat board (21), positioned at intermediate lower mold backing plate (22) and the lower die being located above
Fixed plate (23)；
Four limited posts (3) are additionally provided with, four limited posts are set on the upper mold, and four limited posts are each passed through upper mold
It is fixedly connected behind four corners of seat board and the first buffer plate with the upper mould fixed plate, the limited post and the upper mold
Seat board is slidably connected, and the limited post is slidably connected with a buffer plate.
2. the precise punching die according to claim 1 with buffer structure, it is characterised in that：First bumper post
Upper end and the lower end of second bumper post be all equipped with cushion pad (135), the cushion pad is rubber pad, and the rubber pad is
Hemispherical rubber pad.
3. the precise punching die according to claim 1 with buffer structure, it is characterised in that：First spring
Central diameter is more than the diameter of first bumper post and less than the internal diameter of first buffer groove.
4. the precise punching die according to claim 1 with buffer structure, it is characterised in that：The second spring
Central diameter is more than the diameter of second bumper post and less than the internal diameter of second buffer groove.
5. the precise punching die according to claim 1 with buffer structure, it is characterised in that：First spring
Length is more than the sum of the height of the first bumper post and the depth of the first buffer groove.
6. the precise punching die according to claim 1 with buffer structure, it is characterised in that：The second spring
Length is more than the sum of the height of the second bumper post and the depth of the second buffer groove.
7. the precise punching die according to claim 1 with buffer structure, it is characterised in that：Two neighboring first is slow
The distance between column is rushed as 10-15cm.
8. the precise punching die according to claim 1 with buffer structure, it is characterised in that：Two neighboring second is slow
The distance between column is rushed as 10-15cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721414014.3U CN207592581U (en) | 2017-10-30 | 2017-10-30 | Precise punching die with buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721414014.3U CN207592581U (en) | 2017-10-30 | 2017-10-30 | Precise punching die with buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207592581U true CN207592581U (en) | 2018-07-10 |
Family
ID=62757444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721414014.3U Expired - Fee Related CN207592581U (en) | 2017-10-30 | 2017-10-30 | Precise punching die with buffer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207592581U (en) |
-
2017
- 2017-10-30 CN CN201721414014.3U patent/CN207592581U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20201030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |