CN207288540U - Long-service die - Google Patents
Long-service die Download PDFInfo
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- CN207288540U CN207288540U CN201721172511.7U CN201721172511U CN207288540U CN 207288540 U CN207288540 U CN 207288540U CN 201721172511 U CN201721172511 U CN 201721172511U CN 207288540 U CN207288540 U CN 207288540U
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- knife
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Abstract
It the utility model is related to mould applications, more particularly to a kind of long-service die, including cope plate that is parallel and being oppositely arranged and lower template, the one side of the lower template towards cope plate offers first time edge of a knife and second time edge of a knife, and the cope plate corresponds to first time edge of a knife and second time edge of a knife offers on first the edge of a knife on the edge of a knife and second；The edge of a knife on described first, first time edge of a knife, the edge of a knife, second time edge of a knife are mounted on ceramic tip on second；The cope plate has the first air inlet parallel to the edge of the edge of a knife on first, connected on first air inlet and first between the edge of a knife by the first air passage, the cope plate has the second air inlet parallel to the edge of the edge of a knife on second, connected on second air inlet and second between the edge of a knife by the second air passage, first air passage and the second air passage are opened in inside cope plate.The utility model effectively can cool down mould, be conducive to improve pole piece quality and die life.
Description
Technical field
Mould applications are the utility model is related to, more particularly to long-service die.
Background technology
Lithium ion battery is the new generation of green high-energy battery of performance brilliance, it has also become the emphasis of hi-tech development it
One.Lithium ion battery has the characteristics that：High voltage, high power capacity, low consumption, memory-less effect, nuisanceless, small, internal resistance
It is small, self discharge is few, cycle-index is more.Because of its These characteristics, lithium ion battery has application to mobile phone, laptop, takes the photograph
Camera, digital camera etc. be numerous civilian and military field.
Important component of the pole piece as lithium battery, plays the role of vital in the performance of battery plays.
The both side surface coating pole powder material being made by base material of pole piece, the base material after coating is die cut, is obtained required
The pole piece of size and shape.
The die-cutting mould of the prior art, in cross cutting, on the one hand, cope plate and lower template frequent impact, phase mutual friction, leads
The rise of mould local temperature is caused, high temperature can cause mould aging, influence the service life of mould；Second aspect, the temperature of mould
It is to influence an excellent key factor of formed product, local high temperature can seriously affect formed product, influence pole piece quality, the
Three aspects, since mold temperature is high, the dust waste for being die cut generation is easily attached to pole piece or mould, further influences pole piece matter
Measure, fourth aspect, the blade in mould is mostly tungsten knife, is worn no resistance, and using wear phenomenon occurs after a period of time, is needed frequent
Replace, service life is short, if being changed without blade, and mould-cutting precision can be caused low, influence pole piece quality.
Utility model content
To solve the above problems, the utility model provides, a kind of blade wearability is good, effectively mould can be cooled down, had
Beneficial to the long-service die for improving pole piece quality and die life.
Technical solution is used by the utility model：Long-service die, including the parallel and cope plate that is oppositely arranged and
Lower template, the one side of the lower template towards cope plate offer first time edge of a knife and second time edge of a knife, and the cope plate corresponds to
First time edge of a knife and second time edge of a knife offer on first the edge of a knife on the edge of a knife and second；The edge of a knife on described first, first time edge of a knife,
The edge of a knife, second time edge of a knife are mounted on ceramic tip on second；The cope plate has parallel to the edge of the edge of a knife on first
First air inlet, is connected between the edge of a knife by the first air passage on the first air inlet and first, and the cope plate is parallel on second
The edge of the edge of a knife has the second air inlet, is connected on the second air inlet and second between the edge of a knife by the second air passage, and described the
One air passage and the second air passage are opened in inside cope plate.
To being further improved to for above-mentioned technical proposal, the thickness of the ceramic tip is 2mm~4mm.
To being further improved to for above-mentioned technical proposal, the edge of a knife is equal towards the surface of first time edge of a knife side on described first
Even the first exhaust vent that several the first air passages of connection are distributed with, surface of the edge of a knife towards second time edge of a knife side on described second
It is evenly distributed with second exhaust vent in several the second air passages of connection.
To being further improved to for above-mentioned technical proposal, what first air inlet and the second air inlet were passed through is 20 DEG C
Filtering wind.
To being further improved to for above-mentioned technical proposal, what first air inlet and the second air inlet were passed through is drying
Wind.
To being further improved to for above-mentioned technical proposal, the air-out direction of first exhaust vent and the second exhaust vent inclines
Tiltedly towards lower template.
The beneficial effects of the utility model are：
1st, in the utility model, on the one hand, each edge of a knife is removably provided with ceramic tip, relative to traditional tungsten
Knife, ceramic tip has the advantages that high rigidity, caking property are small, red hardness is good, therefore its wearability is good, service life length, and not
Dust can be bonded and cause pole piece quality low, further be conducive to improve the service life and pole piece quality of mould.Second aspect,
The left and right edges of cope plate offer the first air inlet and the second air inlet respectively, by the first air passage connect the first air inlet and
The edge of a knife is by wind to be oriented to the edge of a knife on first on first, and the edge of a knife is connected on the second air inlet and second so that wind to be led by the second air passage
The edge of a knife on to second, cools down the edge of a knife on the edge of a knife and second on first by introducing fresh air, prevents the edge of a knife and on first
On two the edge of a knife due to temperature raises and aging, be conducive to improve the service life of mould, and ensure the precision of mould to improve mould
Cut quality, while the edge of a knife on the edge of a knife and second on first is blowed by fresh air, prevent due to the edge of a knife and second on first
The dust that upper edge of a knife temperature is excessive and causes to produce in die cutting process is adhered in the quality on pole piece, influencing pole piece.
2nd, the thickness of ceramic tip is 2-4mm, is preferably 3mm, if thickness is too small, wearability can be subject to certain shadow
Ring, if thickness is excessive and its cut quality can be influenced, when selecting 3mm thickness, wearability is good at this time, and cut quality is good, into one
Step is conducive to improve the service life and pole piece quality of mould.
3rd, the surface of the edge of a knife towards first time edge of a knife side is evenly distributed with the of several the first air passages of connection on first
One exhaust vent, the surface of the edge of a knife towards second time edge of a knife side is evenly distributed with several the second air passages of connection on described second
Second exhaust vent, the air-out direction of first exhaust vent and the second exhaust vent is towards lower template.First gone out by several
Air holes and the second exhaust vent cause wind energy uniformly to cool down to mould, ensure that mould cooling is uniform, while uniformly to pole
Piece is blowed, and ensures that each position of pole piece is adhered to without dust, is further conducive to improve die life and pole piece quality.
4th, what the first air inlet and the second air inlet were passed through is 20 DEG C of filtering wind, on the one hand uses filtering wind,
It is clean air to ensure the wind for blowing to pole piece, and free from admixture, will not introduce new impurity to pole piece, is further conducive to improve pole piece matter
Amount, while using 20 DEG C of wind, relative to the relatively low cold wind of temperature, can prevent cold caused by mould or pole piece temperature shock
It is uneven, temperature change is unstable, can so that mould temperature plateau reduce, be further conducive to improve die life
With pole piece quality.
What the 5th, the first air inlet and the second air inlet were passed through is dry wind, and anhydrous steam in wind, prevents vapor from causing
Dust is bonded on pole piece, while prevents the cavity of mold damage after vapor liquefaction, is further conducive to improve mould use
Service life and pole piece quality.
6th, the air-out direction of the first exhaust vent and the second exhaust vent is tilted towards lower template, is blown relative to vertical direction
Wind, loss is few around wind direction when tilting blowing, wind energy loss smaller, ensures that more wind energies blow to mould, good cooling results, into
One step is conducive to improve die life and pole piece quality.
Brief description of the drawings
Fig. 1 is the side view of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the structure diagram of the cope plate of the utility model；
Fig. 4 is the structure diagram of the lower template of the utility model.
Embodiment
The utility model is further described below in conjunction with attached drawing.
As shown in Figure 1 to 4, be respectively the side view of the utility model, top view, cope plate structure diagram and under
The structure diagram of template.
Long-service die 100, including cope plate 110 and lower template 120 parallel and be oppositely arranged, the lower template 120
First time edge of a knife 121 and second time edge of a knife 122 are offered towards the one side of cope plate 110, the cope plate 110 is corresponded under first
The edge of a knife 121 and second time edge of a knife 122 offer on first the edge of a knife 112 on the edge of a knife 111 and second；The cope plate 110 parallel to
The edge of the edge of a knife 111 has the first air inlet 113 on first, passes through between the edge of a knife 111 on the first air inlet 113 and first
One air passage 114 connects, and the cope plate 110 has the second air inlet 115 parallel to the edge of the edge of a knife 112 on second, and second
Connected on air inlet 115 and second between the edge of a knife 112 by the second air passage 116,114 and second air passage 116 of the first air passage
It is opened in inside cope plate 110.The edge of a knife 111 on first, the edge of a knife 121, second time edge of a knife 122 on first time edge of a knife 112, second
Ceramic tip (not shown) is removably installed.
The surface of the edge of a knife 111 towards first time 121 side of the edge of a knife is evenly distributed with several the first air passages of connection on first
114 the first exhaust vent 117, the surface of the edge of a knife 112 towards second time 122 side of the edge of a knife is evenly distributed with some on described second
Second exhaust vent 118 in the second air passage 116 of a connection, the air-out direction of 117 and second exhaust vent 118 of the first exhaust vent are equal
Towards lower template 120.By several 117 and second exhaust vent of the first exhaust vent, 118 wind energies uniformly to mould 100 into
Row cooling, ensures that mould 100 cools down uniformly, while uniformly pole piece is blowed, and ensures that each position of pole piece is attached without dust
, be further conducive to improve 100 service life of mould and pole piece quality.Second aspect, each edge of a knife are removably provided with
Ceramic tip, relative to traditional tungsten knife, ceramic tip has the advantages that high rigidity, caking property are small, red hardness is good, therefore its is resistance to
Mill property is good, service life length, and will not bond dust and cause pole piece quality low, and be further conducive to raising mould uses the longevity
Life and pole piece quality.
The thickness of ceramic tip is 2-4mm, is preferably 3mm, if thickness is too small, wearability can be affected to some extent,
If thickness is excessive and its cut quality can be influenced, when selecting 3mm thickness, wearability is good at this time, and cut quality is good, further has
Beneficial to the service life and pole piece quality for improving mould.
What the first air inlet 113 and the second air inlet 115 were passed through is 20 DEG C of filtering wind, on the one hand uses filtering
Wind, it is clean air to ensure the wind for blowing to pole piece, and free from admixture, will not introduce new impurity to pole piece, is further conducive to improve pole
Tablet quality, while using 20 DEG C of wind, relative to the relatively low cold wind of temperature, can prevent mould 100 or pole piece temperature shock
Caused by inhomogeneous cooling is even, temperature change is unstable, can further be conducive to improve so that the temperature plateau of mould 100 reduces
100 service life of mould and pole piece quality.
What the first air inlet 113 and the second air inlet 115 were passed through is dry wind, and anhydrous steam in wind, prevents vapor
Cause dust to be bonded on pole piece, while prevent the cavity of mold damage 100 after vapor liquefaction, be further conducive to improve mould
Have 100 service lifes and pole piece quality.
The air-out direction of first exhaust vent 117 and the second exhaust vent 118 is tilted towards lower template 120, relative to vertical
Direction is dried, and loss is few around wind direction when tilting blowing, wind energy loss smaller, ensures that more wind energies blow to mould 100, cools down
Effect is good, is further conducive to improve 100 service life of mould and pole piece quality.
In the utility model, the left and right edges of cope plate 110 offer the first air inlet 113 and the second air inlet respectively
115, the edge of a knife 111 on the first air inlet 113 and first is connected by the first air passage 114 and, wind is oriented to the edge of a knife 111 on first, is led to
Cross the edge of a knife 112 on the second air inlet 115 and second of the second air passage 116 connection and, wind is oriented to the edge of a knife 112 on second, pass through introducing
Fresh air cools down the edge of a knife 112 on the edge of a knife 111 and second on first, prevent on first on the edge of a knife 111 and second edge of a knife 112 by
In temperature rise and aging, be conducive to improve the service life of mould 100, and ensure the precision of mould 100 to improve cross cutting matter
Amount, while the edge of a knife 112 on the edge of a knife 111 and second on first is blowed by fresh air, prevents due to 111 He of the edge of a knife on first
112 temperature of the edge of a knife is excessive on second and the dust that causes to produce in die cutting process is adhered in the quality on pole piece, influencing pole piece.And
Due to being to be blowed from top to bottom, pole piece is directly blown, anti-dust adhesion effect is more preferable, is further conducive to improve pole piece
Quality.
Utility model works principle is：
Band cross cutting substrate transport between cope plate 110 and lower template 120, in power make by cope plate 110 and lower template 120
With lower relative motion, the edge of a knife 111 and first time edge of a knife 121 contact on first, and the edge of a knife 112 and second time edge of a knife 122 connect on second
Touch, to be die cut at the same time to base material, in die cutting process, cope plate 110 and the rise of 120 temperature of lower template are at this time, 20 DEG C extraneous
Dry filter wind the first exhaust vent 117 and the second exhaust vent are entered through by the first air inlet 113 and the second air inlet 115
118 blowings, on the one hand cool down cope plate 110 and lower template 120, on the other hand, pole piece are blowed, is prevented
Dust is attached to pole piece, to improve the quality of the service life of mould 100 and pole piece.
Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (6)
1. long-service die, it is characterised in that：Including cope plate that is parallel and being oppositely arranged and lower template, the lower template direction
The one side of cope plate offers first time edge of a knife and second time edge of a knife, and the cope plate corresponds to first time edge of a knife and second time edge of a knife
Offer on first the edge of a knife on the edge of a knife and second；The edge of a knife on described first, first time edge of a knife, the edge of a knife, second time edge of a knife on second
It is mounted on ceramic tip；The cope plate has the first air inlet, the first air inlet parallel to the edge of the edge of a knife on first
And connected on first between the edge of a knife by the first air passage, the cope plate parallel to the edge of the edge of a knife on second have second into
Air port, is connected on the second air inlet and second, first air passage and the second air passage open up between the edge of a knife by the second air passage
Inside cope plate.
2. long-service die according to claim 1, it is characterised in that：The thickness of the ceramic tip is 2mm~4mm.
3. long-service die according to claim 2, it is characterised in that：The edge of a knife is towards first time edge of a knife one on described first
The surface of side is evenly distributed with first exhaust vent in several the first air passages of connection, and the edge of a knife is towards second time edge of a knife on described second
The surface of side is evenly distributed with second exhaust vent in several the second air passages of connection.
4. long-service die according to claim 3, it is characterised in that：First air inlet and the second air inlet are passed through
Be 20 DEG C of filtering wind.
5. long-service die according to claim 4, it is characterised in that：First air inlet and the second air inlet are passed through
Be dry wind.
6. long-service die according to claim 5, it is characterised in that：First exhaust vent and the second exhaust vent go out
Wind direction is tilted towards lower template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721172511.7U CN207288540U (en) | 2017-09-13 | 2017-09-13 | Long-service die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721172511.7U CN207288540U (en) | 2017-09-13 | 2017-09-13 | Long-service die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207288540U true CN207288540U (en) | 2018-05-01 |
Family
ID=62447074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721172511.7U Active CN207288540U (en) | 2017-09-13 | 2017-09-13 | Long-service die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207288540U (en) |
-
2017
- 2017-09-13 CN CN201721172511.7U patent/CN207288540U/en active Active
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