CN109794554A - A kind of stamping die with cooling duct - Google Patents
A kind of stamping die with cooling duct Download PDFInfo
- Publication number
- CN109794554A CN109794554A CN201910181418.XA CN201910181418A CN109794554A CN 109794554 A CN109794554 A CN 109794554A CN 201910181418 A CN201910181418 A CN 201910181418A CN 109794554 A CN109794554 A CN 109794554A
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- CN
- China
- Prior art keywords
- punch
- die
- pin
- cooling duct
- punching concave
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- 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 invention discloses a kind of stamping dies with cooling duct, including lower die holder, punching concave die, punch-pin, upper die holder, the lower die holder upper end is provided with lower bolster, the punching concave die is installed on the lower bolster, the punching concave die surrounding, which is located on the lower die holder, is provided with guide post, fixed plate is installed in the punching concave die, punch retainer is provided with above the fixed plate, the punch-pin is fixed on the punch retainer.First water inlet pipe, the second water inlet pipe are connected cooling water source by the present invention, cooling water is looped around in punch-pin by the first cooling duct in first water inlet pipe, after the heat absorption that punch-pin work in-process is generated, punch-pin is discharged by the first outlet pipe, reduce the heat of punch-pin, improve the rigidity of punch-pin, prolong the service life, cooling water is by the second cooling duct to generating heat absorption in punching concave die process in second water inlet pipe, it is discharged by the second outlet pipe, punching processing dimensional accuracy is improved, guarantees product quality.
Description
Technical field
The present invention relates to field of machining, more particularly to a kind of stamping die with cooling duct.
Background technique
Punching press, be at room temperature, using the mold being mounted on press machine to material apply pressure, make its generate separation or
Plastic deformation, thus a kind of pressure processing method of part needed for obtaining, stamping die is in Cold Press Working, by material
(metal or nonmetallic) is processed into a kind of special process equipment of part (or semi-finished product), referred to as cold punching die.In stamping die
Tool carries out in reciprocal process, due to the friction and shearing with product, leads to mold adding with processing capacity in process
Temperature raising greatly, when the raised certain value of temperature, the product of processing is easy to appear overlap, influences the quality of product, simultaneously
High abrasion will also result in mold, reduce the service life of mold.
Summary of the invention
The object of the invention is that a kind of stamping die with cooling duct is provided to solve the above-mentioned problems, the present invention
The heat absorption generated in punch-pin, punching concave die processing is discharged by cooling water, improves the processing matter of punch-pin, punching concave die
Amount, prolongs the service life.
The present invention through the following technical solutions to achieve the above objectives:
A kind of stamping die with cooling duct, including lower die holder, punching concave die, punch-pin, upper die holder, the lower die holder upper end
It is provided with lower bolster, the punching concave die is installed on the lower bolster, the punching concave die surrounding is located on the lower die holder
It is provided with guide post, fixed plate is installed in the punching concave die, is provided with punch retainer, the punch-pin above the fixed plate
The punch-pin is fixed in fixed plate, the punch retainer upper end is provided with upper padding plate, is provided on the upper padding plate described
Upper die holder, the upper die holder lower end and the guide post corresponding position are provided with guide sleeve, and the upper die holder center is provided with mould
Handle is provided in the die shank and makes bar, pin is provided between the die shank and the upper die holder, is arranged in the punching concave die
There is material-dropping hole, is provided with the second water inlet pipe on rear side of the punching concave die, second water inlet pipe side is provided with the second outlet pipe,
The material-dropping hole is provided with the second cooling duct, second cooling duct and punching concave die one in the punching concave die
Molding, the punch-pin side are provided with the first water inlet pipe, and the punch-pin other side is provided with the first outlet pipe, position in the punch-pin
The first cooling duct is provided between first water inlet pipe and first outlet pipe.
Further setting: the lower die holder is bolted with the lower bolster, and the material-dropping hole is in back taper.
So set, bolt facilitates the lower bolster to install fixation, material-dropping hole side described in back taper on the lower die holder
Just the discharge of stampings.
Further setting: first cooling duct and the punch-pin are integrally formed, and first cooling duct is in the punch-pin
Annular distribution.
First cooling duct is facilitated to process on the punch-pin so set, being integrally formed, annular spread is conducive to described
First cooling duct cools down the punch-pin.
Further setting: first water inlet pipe, first outlet pipe are threadedly coupled with the punch-pin.
So set, being threadedly coupled makes first water inlet pipe, first outlet pipe connect sealing with the punch-pin.
Further setting: first water inlet pipe, the first water outlet bore are the two of the first cooling duct internal diameter
Times.
So set, increasing hydraulic pressure in first cooling duct, pass through conducive to cooling water.
Further setting: the guide post is slidably connected with the guide sleeve, and the guide post, the guide sleeve are provided with everywhere.
Guiding role is carried out so set, moving to the punch-pin, the punch-pin is made to correspond to the punching concave die.
Further setting: across the die shank, the bar of beating is connect the bar of beating with the die shank gap.
So set, guarantee it is described beat bar moved in the die shank it is smooth, convenient for being processed to workpiece.
Further setting: the punch retainer is bolted with the upper padding plate, second water inlet pipe, described second
Outlet pipe is threadedly coupled with the punching concave die.
So set, bolt facilitates the fixation of the punch retainer Yu the upper padding plate, it is threadedly coupled and guarantees connection
Between leakproofness.
Compared with prior art, beneficial effects of the present invention are as follows:
First water inlet pipe, the second water inlet pipe are connected into cooling water source, cooling water passes through the first cooling duct in the first water inlet pipe
It is looped around in punch-pin, after the heat absorption that punch-pin work in-process is generated, punch-pin is discharged by the first outlet pipe, reduces punch-pin
Heat improves the rigidity of punch-pin, prolongs the service life；Cooling water adds punching concave die by the second cooling duct in second water inlet pipe
Heat absorption is generated during work, is discharged by the second outlet pipe, punching processing dimensional accuracy is improved, guarantees product quality.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of axonometric drawing of stamping die with cooling duct of the present invention；
Fig. 2 is a kind of schematic view of the front view of stamping die with cooling duct of the present invention；
Fig. 3 is a kind of rearview of stamping die with cooling duct of the present invention；
Fig. 4 is a kind of punch-pin channel structure schematic diagram of stamping die with cooling duct of the present invention；
Fig. 5 is a kind of punching concave die channel structure schematic diagram of stamping die with cooling duct of the present invention.
The reference numerals are as follows:
1, lower die holder；2, lower bolster；3, punching concave die；4, guide post；5, guide sleeve；6, fixed plate；7, upper die holder；8, bar is made；
9, die shank；10, punch-pin；11, punch retainer；12, upper padding plate；13, pin；14, material-dropping hole；15, the first water inlet pipe；16,
One cooling duct；17, the first outlet pipe；18, the second water inlet pipe；19, the second cooling duct；20, the second outlet pipe.
Specific embodiment
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be further explained below with reference to the attached drawings:
Embodiment 1
As Figure 1-Figure 5, a kind of stamping die with cooling duct, including lower die holder 1, punching concave die 3, punch-pin 10, on
Die holder 7,1 upper end of lower die holder are provided with lower bolster 2, are supported buffering to punching concave die 3, it is recessed to be equipped with punching on lower bolster 2
Mould 3, workpiece shaping mould, 3 surrounding of punching concave die, which is located on lower die holder 1, is provided with guide post 4, progress guide-localization, in punching concave die 3
Fixed plate 6 is installed, positioning is fixed to blank and punching concave die 3, punch retainer 11 is provided with above fixed plate 6, it is convex
It is fixed with punch-pin 10 in mould fixed plate 11, processing is carried out to workpiece and goes to expect, 11 upper end of punch retainer is provided with upper padding plate 12, on
It is provided with upper die holder 7 on backing plate 12, facilitates connection board, 7 lower end of upper die holder and 4 corresponding position of guide post are provided with guide sleeve 5, upper mold
7 centers of seat are provided with die shank 9, facilitate and carry out power transmitting, connect with press machine, are provided in die shank 9 and make bar 8, to work
Part carries out preliminary precompressed, and after processing ejects product, and pin 13, punching concave die 3 are provided between die shank 9 and upper die holder 7
On be provided with material-dropping hole 14, waste gate is provided with the second water inlet pipe 18,18 side of the second water inlet pipe on rear side of punching concave die 3
It is provided with the second outlet pipe 20, material-dropping hole 14 is provided with the second cooling duct 19 in punching concave die 3, cooling water circulation passage,
Second cooling duct 19 is integrally formed with punching concave die 3, and 10 side of punch-pin is provided with the first water inlet pipe 15, the setting of 10 other side of punch-pin
There is the first outlet pipe 17, is provided with the first cooling duct 16 between the first water inlet pipe 15 and the first outlet pipe 17 in punch-pin 10.
Working principle: the first water inlet pipe 15, the second water inlet pipe 18 are connected into cooling water source, cooling water in the first water inlet pipe 15
It is looped around in punch-pin 10 by the first cooling duct 16, after the heat absorption that 10 work in-process of punch-pin is generated, passes through the first water outlet
Punch-pin 10 is discharged in pipe 17, reduces the heat of punch-pin 10, improves the rigidity of punch-pin 10, prolongs the service life, in the second water inlet pipe 18
Cooling water, to heat absorption is generated in 3 process of punching concave die, is discharged by the second cooling duct 19 by the second outlet pipe 20,
Punching processing dimensional accuracy is improved, guarantees product quality.
Embodiment 2
The present embodiment the difference from embodiment 1 is that:
Lower die holder 1 is bolted with lower bolster 2, and material-dropping hole 14 is in back taper, and bolt facilitates lower bolster 2 on lower die holder 1
Installation is fixed, and back taper material-dropping hole 14 facilitates the discharge of stampings.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.
Claims (8)
1. a kind of stamping die with cooling duct, it is characterised in that: including lower die holder (1), punching concave die (3), punch-pin (10), on
Die holder (7), lower die holder (1) upper end are provided with lower bolster (2), are equipped with the punching concave die on the lower bolster (2)
(3), punching concave die (3) surrounding is located on the lower die holder (1) and is provided with guide post (4), installs on the punching concave die (3)
Have fixed plate (6), is provided with punch retainer (11) above the fixed plate (6), is fixed on the punch retainer (11)
The punch-pin (10), punch retainer (11) upper end are provided with upper padding plate (12), are arranged on the upper padding plate (12)
It states upper die holder (7), upper die holder (7) lower end and the guide post (4) corresponding position are provided with guide sleeve (5), the upper die holder (7)
Center is provided with die shank (9), is provided in the die shank (9) and is beaten bar (8), the die shank (9) and the upper die holder (7) it
Between be provided with pin (13), be provided with material-dropping hole (14) on the punching concave die (3), be provided on rear side of the punching concave die (3)
Second water inlet pipe (18), the second water inlet pipe (18) side are provided with the second outlet pipe (20), are enclosed in the punching concave die (3)
It is provided with the second cooling duct (19) around the material-dropping hole (14), second cooling duct (19) and the punching concave die (3) one
Molding, punch-pin (10) side are provided with the first water inlet pipe (15), and punch-pin (10) other side is provided with the first outlet pipe
(17), to be provided with first between first water inlet pipe (15) and first outlet pipe (17) in the punch-pin (10) cold
But road (16).
2. a kind of stamping die with cooling duct according to claim 1, it is characterised in that: the lower die holder (1) and institute
It states lower bolster (2) to be bolted, the material-dropping hole (14) is in back taper.
3. a kind of stamping die with cooling duct according to claim 1, it is characterised in that: first cooling duct (16)
It is integrally formed with the punch-pin (10), first cooling duct (16) is distributed in the punch-pin (10) annular.
4. a kind of stamping die with cooling duct according to claim 1, it is characterised in that: first water inlet pipe
(15), first outlet pipe (17) is threadedly coupled with the punch-pin (10).
5. a kind of stamping die with cooling duct according to claim 1, it is characterised in that: first water inlet pipe
(15), the first outlet pipe (17) internal diameter is twice of the first cooling duct (16) internal diameter.
6. a kind of stamping die with cooling duct according to claim 1, it is characterised in that: the guide post (4) with it is described
Guide sleeve (5) is slidably connected, and the guide post (4), the guide sleeve (5) are provided with everywhere.
7. a kind of stamping die with cooling duct according to claim 1, it is characterised in that: described beat bar (8) are across institute
It states die shank (9), the bar (8) of beating is connect with the die shank (9) gap.
8. a kind of stamping die with cooling duct according to claim 1, it is characterised in that: the punch retainer (11)
It is bolted with the upper padding plate (12), second water inlet pipe (18), second outlet pipe (20) and the punching concave die
(3) it is threadedly coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181418.XA CN109794554A (en) | 2019-03-11 | 2019-03-11 | A kind of stamping die with cooling duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181418.XA CN109794554A (en) | 2019-03-11 | 2019-03-11 | A kind of stamping die with cooling duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109794554A true CN109794554A (en) | 2019-05-24 |
Family
ID=66562673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910181418.XA Withdrawn CN109794554A (en) | 2019-03-11 | 2019-03-11 | A kind of stamping die with cooling duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109794554A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110116160A (en) * | 2019-06-12 | 2019-08-13 | 王鹏 | A kind of stamping die |
| CN110202020A (en) * | 2019-06-28 | 2019-09-06 | 安徽嘉岳金属科技有限公司 | A kind of quick-changing type cylinder barrel indirect-extrusion mould |
| CN111451381A (en) * | 2020-04-08 | 2020-07-28 | 汤强兵 | Wear-resistant stamping die |
| CN112517766A (en) * | 2020-11-30 | 2021-03-19 | 张永立 | Uniform quick-cooling type stamping die |
| CN113858057A (en) * | 2021-09-28 | 2021-12-31 | 东风汽车底盘系统有限公司 | Rapid stress shot blasting prepressing clamp and method for short leaf spring of steel plate |
-
2019
- 2019-03-11 CN CN201910181418.XA patent/CN109794554A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110116160A (en) * | 2019-06-12 | 2019-08-13 | 王鹏 | A kind of stamping die |
| CN110202020A (en) * | 2019-06-28 | 2019-09-06 | 安徽嘉岳金属科技有限公司 | A kind of quick-changing type cylinder barrel indirect-extrusion mould |
| CN111451381A (en) * | 2020-04-08 | 2020-07-28 | 汤强兵 | Wear-resistant stamping die |
| CN112517766A (en) * | 2020-11-30 | 2021-03-19 | 张永立 | Uniform quick-cooling type stamping die |
| CN113858057A (en) * | 2021-09-28 | 2021-12-31 | 东风汽车底盘系统有限公司 | Rapid stress shot blasting prepressing clamp and method for short leaf spring of steel plate |
| CN113858057B (en) * | 2021-09-28 | 2023-08-15 | 东风汽车底盘系统有限公司 | Rapid stress shot blasting pre-pressing clamp and method for leaf spring short piece |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190524 |
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| WW01 | Invention patent application withdrawn after publication |