CN106424358A - Stretching mold - Google Patents
Stretching mold Download PDFInfo
- Publication number
- CN106424358A CN106424358A CN201610881919.5A CN201610881919A CN106424358A CN 106424358 A CN106424358 A CN 106424358A CN 201610881919 A CN201610881919 A CN 201610881919A CN 106424358 A CN106424358 A CN 106424358A
- Authority
- CN
- China
- Prior art keywords
- cooling
- water
- cooling water
- mold
- water duct
- 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
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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
Abstract
The invention discloses a stretching mold. The stretching mold comprises a convex mold and a concave mold; and a mold core is arranged on the convex mold. A first cooling water channel is formed in the mold core; a second cooling water channel is formed in the concave mold; a water inlet and a water outlet of the first cooling water channel are communicated with a first cooling water pipe; and a water inlet and a water outlet of the second cooling water channel are communicated with a second cooling water pipe. After the mold core and the concave mold work by a period of time, the mold core and the concave mold are respectively cooled through the first cooling water channel and the second cooling water channel, so that the temperature of the stretching mold is always located in a working temperature range; and when the mold core and the concave mold are cooled by cooling water, the stretching mold still can continuously perform the stretching operation without stopping, so that the working efficiency of the stretching mold is improved.
Description
Technical field
The present invention relates to lithium battery production technical field, particularly to a kind of drawing die.
Background technology
During continuously elongated, punch core rod and the temperature of die can compare high drawing die.General solution is above-mentioned to ask
Topic is method is to shut down to wait until that the temperature of punch core rod and groove carries out stretched operation, impact stretching again after being down to operating temperature
The work efficiency of mould.
Therefore, how to improve the work efficiency of drawing die, become those skilled in the art's technical problem urgently to be resolved hurrily.
Content of the invention
In view of this, the invention provides a kind of drawing die, to improve the work efficiency of drawing die.
For achieving the above object, the present invention provides following technical scheme：
A kind of drawing die, the die including punch with the cooperation of described punch, described punch is provided with core rod,
It is opened in the first cooling-water duct in described core rod, the water inlet of described first cooling-water duct and described first
The outlet of cooling-water duct is connected with the first cooling water pipe respectively；
It is opened in the second cooling-water duct in described die, the water inlet of described second cooling-water duct and described second
The outlet of cooling-water duct is connected with the second cooling water pipe respectively；
Described first cooling water pipe is connected with circulating pump with described second cooling water pipe.
Preferably, in above-mentioned drawing die, described first cooling-water duct includes multiple blind holes being arranged in parallel, adjacent
It is provided with connectivity slot between described blind hole.
Preferably, in above-mentioned drawing die, it is provided with described blind hole for dividing described blind hole along its axis direction
Be divided into the division board of two cavitys, be provided between the end of described division board and the diapire of described blind hole for connect described every
From the gap of cavity described in plate both sides, the tip height of the more described blind hole of tip height of described division board is high.
Preferably, in above-mentioned drawing die, described second cooling-water duct includes multiple through holes that are arranged in parallel, each institute
The water inlet stating through hole connects with outlet described second cooling water pipe of difference.
Preferably, in above-mentioned drawing die, described second cooling-water duct is located at the both sides of the die cavity of described die.
Preferably, in above-mentioned drawing die, described first cooling-water duct passes through first with described first cooling water pipe
Snap joint connects.
Preferably, in above-mentioned drawing die, described second cooling-water duct passes through second with described second cooling water pipe
Snap joint connects.
From technique scheme as can be seen that the drawing die of present invention offer, including punch and die, punch is arranged
There is core rod.This programme arranges the first cooling-water duct in core rod, setting the second cooling-water duct in die, and the first cooling water leads to
The water inlet in road is connected with the first cooling water pipe with outlet, and the water inlet of the second cooling-water duct and outlet and second cool down
Water pipe connects.Drawing die carry out during drawing work pass through the first cooling water pipe to the first cooling-water duct in feed
Cooling water, cooling water is effectively cooled down to core rod, realizes the cooling to core rod, by the second cooling water pipe to the second cooling water
Cold water is fed, cooling water is effectively cooled down to die, realizes the cooling to die in passage.Core rod and die work one section when
Between after, just cooling process is carried out to core rod and die respectively by the first cold water channel and the second cooling-water duct, makes stretching die
The temperature of tool is always positioned in operating temperature range, carries out drawing die when cooling water cools in core rod and die and still may be used
To proceed stretched operation it is not necessary to shut down, thus improve the work efficiency of drawing die.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the mold insert structure schematic diagram of drawing die provided in an embodiment of the present invention；
Fig. 2 is the cavity die structure schematic diagram of drawing die provided in an embodiment of the present invention.
1st, core rod, 2, die, the 3, first cooling-water duct, the 4, second cooling-water duct.
Specific embodiment
The invention discloses a kind of drawing die, to improve the work efficiency of drawing die.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1 and Fig. 2, Fig. 1 is the mold insert structure schematic diagram of drawing die provided in an embodiment of the present invention；Fig. 2 is
The cavity die structure schematic diagram of drawing die provided in an embodiment of the present invention.
The invention discloses a kind of drawing die, the die 2 including punch with punch cooperation, punch is provided with core rod
1, the stretching to material realized by punch with die 2 cooperation.
This programme is related to the improvement to punch and die 2, arranges the first cooling-water duct 3 in punch, setting in die 2
Second cooling-water duct 4, is provided with water cooling system in punch and die 2.
The outlet of the water inlet of the first cooling-water duct 3 and the first cooling-water duct 3 is all connected with the first cooling water pipe,
Cooling water is introduced by water inlet by the first cooling-water duct 3 by the first cooling water pipe, then by the first cooling-water duct 3
Outlet draws, and cooling water in the first cooling-water duct 3 internal circulation flow, carries out continued down to core rod 1 it is ensured that core rod 1
Operating temperature is always positioned in operating temperature range；
The equal second cooling water pipe connection of outlet of the water inlet of the second cooling-water duct 4 and the second cooling-water duct 4, leads to
Cross the second cooling water pipe and cooling water is introduced the second cooling-water duct 4 from water inlet, then the second cooling water is drawn by outlet
Passage 4, cooling water in the second cooling-water duct 4 internal circulation flow, realizes the continued down to die 2 it is ensured that the work of die 2
Temperature is always positioned in operating temperature range；
First cooling water pipe and the second cooling water pipe connect with circulating pump it is ensured that the first cooling-water duct 3 and the second cooling
Cooling water circulation flowing in aquaporin-4.
In this programme, the cooling of core rod 1 and die 2 is realized by cooling water, the process being cooled down in core rod 1 and die 2
In can continue material is stretched, without shutdown operation, wait drawing die fall with respect to shutting down in prior art
The mode of temperature improves the work efficiency of drawing die.
In one particular embodiment of the present invention, the first cooling-water duct 3 includes multiple blind holes being arranged in parallel, adjacent
It is provided with connectivity slot, according to the flow direction of water, the blind hole that cooling water initially enters is first blind hole, enters back between blind hole
Blind hole be second blind hole, by that analogy, the blind hole that finally enters is last blind hole, when first blind hole is cooled water
After filling finishes, cooling water flows into second blind hole again, and by that analogy, cooling water finally flows into last blind hole.First
Blind hole is connected with the first cooling water pipe, and cooling water is introduced, and last blind hole is connected with the first cooling water pipe, and cooling water is drawn
Go out.Preferably, the position of the close described blind bore end that connectivity slot opens up, it is ensured that each blind hole is filled with water, effectively plays
The cooling effect of cooling water is it is ensured that cooling effect.
In order to optimize technique scheme further, in one particular embodiment of the present invention, it is provided with use in blind hole
In the division board that blind hole is separated into along its axis direction two cavitys, it is provided between the end of division board and the diapire of blind hole
For connecting the gap of division board both sides cavity, the tip height of division board is high compared with the tip height of blind hole.The design of dividing plate is prolonged
Grow the circulation path of cooling water, thus further increasing the cooling effect of cooling water.
Blind hole adopts bore process to make.
Second cooling-water duct 4 includes multiple through holes that are arranged in parallel, and the water inlet of each through hole and outlet are respectively with
Two cooling water pipe connections, each through hole independently forms a cooling water circulation passage.
Preferably, the second cooling-water duct 4 is located at the both sides of the die cavity of die 2, increases the laying of the second cooling-water duct 4
Area is it is ensured that effective temperature-reducing to die 2.
First cooling-water duct 3 is connected by the first snap joint with the first cooling water pipe, can reduce the first cooling water
The connection difficulty of passage 3 and the first cooling water pipe, realizes the Fast Installation of the first cooling water pipe and the first cooling-water duct 3 and tears open
Unload.
Second cooling-water duct 4 is connected by the second snap joint with the second cooling water pipe, can reduce the second cooling water
The connection difficulty of passage 4 and the second cooling water pipe, realizes the Fast Installation of the second cooling water pipe and the second cooling-water duct 4 and tears open
Unload.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase one
The scope the widest causing.
Claims (7)
1. a kind of drawing die, the die (2) including punch with the cooperation of described punch, described punch is provided with core rod (1),
It is characterized in that,
It is opened in the first cooling-water duct (3) in described core rod (1), the water inlet of described first cooling-water duct (3) and institute
The outlet stating the first cooling-water duct (3) is connected with the first cooling water pipe respectively；
It is opened in the second cooling-water duct (4) in described die (2), the water inlet of described second cooling-water duct (4) and institute
The outlet stating the second cooling-water duct (4) is connected with the second cooling water pipe respectively；
Described first cooling water pipe is connected with circulating pump with described second cooling water pipe.
2. drawing die according to claim 1 is it is characterised in that described first cooling-water duct (3) includes multiple putting down
The blind hole of row arrangement, is provided with connectivity slot between adjacent described blind hole.
3. drawing die according to claim 2 is it is characterised in that be provided with described blind hole for by described blind hole edge
Its axis direction is separated into the division board of two cavitys, is provided with use between the diapire of the end of described division board and described blind hole
In the gap connecting cavity described in described division board both sides, the tip height of the more described blind hole of tip height of described division board
High.
4. drawing die according to claim 1 is it is characterised in that described second cooling-water duct (4) includes multiple putting down
Described second cooling water pipe connects respectively for row arrangement through hole, the water inlet of each described through hole and outlet.
5. drawing die according to claim 4 is it is characterised in that described second cooling-water duct (4) is positioned at described recessed
The both sides of the die cavity of mould (2).
6. drawing die according to claim 1 is it is characterised in that described first cooling-water duct (3) and described first
Cooling water pipe passes through the first snap joint and connects.
7. drawing die according to claim 1 is it is characterised in that described second cooling-water duct (4) and described second
Cooling water pipe passes through the second snap joint and connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610881919.5A CN106424358A (en) | 2016-09-30 | 2016-09-30 | Stretching mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610881919.5A CN106424358A (en) | 2016-09-30 | 2016-09-30 | Stretching mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106424358A true CN106424358A (en) | 2017-02-22 |
Family
ID=58172262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610881919.5A Pending CN106424358A (en) | 2016-09-30 | 2016-09-30 | Stretching mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106424358A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202479367U (en) * | 2012-03-28 | 2012-10-10 | 中国科学院金属研究所 | Hot stamping forming die |
| CN103507242A (en) * | 2013-10-12 | 2014-01-15 | 凡嘉科技（无锡）有限公司 | Cooling water channel structure of mold for product provided with multiple slots |
| CN103521625A (en) * | 2013-10-31 | 2014-01-22 | 无锡市金杨新型电源有限公司 | Drawing die |
| CN104971978A (en) * | 2015-02-12 | 2015-10-14 | 东风襄阳旋压技术有限公司 | Thinning and drawing tool |
| CN205519566U (en) * | 2016-01-27 | 2016-08-31 | 宁波博大机械有限公司 | Circulative cooling structure among die casting die |
| CN206241055U (en) * | 2016-09-30 | 2017-06-13 | 东莞市骏信机电科技有限公司 | A kind of drawing die |
-
2016
- 2016-09-30 CN CN201610881919.5A patent/CN106424358A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202479367U (en) * | 2012-03-28 | 2012-10-10 | 中国科学院金属研究所 | Hot stamping forming die |
| CN103507242A (en) * | 2013-10-12 | 2014-01-15 | 凡嘉科技（无锡）有限公司 | Cooling water channel structure of mold for product provided with multiple slots |
| CN103521625A (en) * | 2013-10-31 | 2014-01-22 | 无锡市金杨新型电源有限公司 | Drawing die |
| CN104971978A (en) * | 2015-02-12 | 2015-10-14 | 东风襄阳旋压技术有限公司 | Thinning and drawing tool |
| CN205519566U (en) * | 2016-01-27 | 2016-08-31 | 宁波博大机械有限公司 | Circulative cooling structure among die casting die |
| CN206241055U (en) * | 2016-09-30 | 2017-06-13 | 东莞市骏信机电科技有限公司 | A kind of drawing die |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20170222 |