CN109291351A - A kind of novel lithium cell cover board molding die - Google Patents
A kind of novel lithium cell cover board molding die Download PDFInfo
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- CN109291351A CN109291351A CN201811351905.8A CN201811351905A CN109291351A CN 109291351 A CN109291351 A CN 109291351A CN 201811351905 A CN201811351905 A CN 201811351905A CN 109291351 A CN109291351 A CN 109291351A
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- cover board
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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Abstract
The invention discloses a kind of novel lithium cell cover board molding dies, including die main body, the die main body is internally provided with control box, and control box outer surfac is equipped with control handwheel, one end of the control handwheel is rotatablely connected by rotation axis and gear, and gear is located at the inside of control box, one end of the gear is connected by rack gear with top board, the upper surface of the top board is provided with link slot, the bottom of the top board is mutually fixed by telescopic mast with lower platen, the pushing plate surface is provided with indent, and cover board prefab-form is installed inside indent, the both ends of the cover board prefab-form are provided with grip block, the lower surface of the top board is equipped with enchasing plate, and enchasing plate is located at the surface of cover board prefab-form.The present invention solves the problems such as current lithium battery cap board forming die is cumbersome, and mold damping effect is poor, improves lithium battery cover plate molding effect and quality.
Description
Technical field
The present invention relates to field of die equipment, specifically a kind of novel lithium cell cover board molding die.
Background technique
Mold, in industrial production to be molded, be blow molded, squeeze out, die casting or the methods of forging and forming, smelting, punching press obtain
The various moulds and tool of required product.In brief, mold is the tool for making formed article, and this tool is by various
Part is constituted, and different molds is made of different parts.It is mainly realized by the change of physical state of the formed material
The processing of article shape.It is known as the title of " mother of industry ".Under external force becoming blank has specific shape and size
The tool of product.Be widely used in punching, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting and engineering plastics,
In the forming of compression moulding or the injection molding of the products such as rubber, ceramics.Mold has specific profile or cavity shape, using having
The chamfered shape of cutting edge can make blank that separation (punching) occur by profile wire shaped.Blank can be made to obtain phase using cavity shape
The three-dimensional shape answered.Mold generally comprises two parts of dynamic model and cover half (or punch-pin and cavity plate), and the two is partable.When separating
Product is taken out, blank injection mold cavity forming is made when closing up.
Lithium battery cap board forming die is cumbersome at present, and mold damping effect is poor, therefore one kind is developed in market in urgent need
Novel lithium battery cap board forming die.
Summary of the invention
The purpose of the present invention is to provide a kind of novel lithium cell cover board molding dies, to solve lithium electricity in the prior art
The problems such as pond cover board molding die is cumbersome, and mold damping effect is poor.
To achieve the above object, the invention provides the following technical scheme: a kind of novel lithium cell cover board molding die, including
Die main body, the die main body are internally provided with control box, and control box outer surfac and be equipped with control handwheel, the control hand
One end of wheel is rotatablely connected by rotation axis and gear, and gear is located at the inside of control box, and one end of the gear passes through tooth
Item is connected with top board, and the upper surface of the top board is provided with link slot, the bottom of the top board by telescopic mast with
Lower platen is mutually fixed, and the pushing plate surface is provided with indent, and cover board prefab-form is equipped with inside indent, and the cover board is pre-
The both ends of pallet are provided with grip block, and the lower surface of the top board is equipped with enchasing plate, and to be located at cover board prefabricated for enchasing plate
The surface of template；
The cover board prefab-form (15) is obtained using high-strength die steel, and the high-strength die ladle includes following percentage
The component of ratio: C 1.70-2.00%, Si 0.76-0.89%, Cr 12.2-12.8%, Mn 0.44-0.58%, Mo 3.32-
3.68%, V 2.45-2.86%, Ni 1.22-1.58%, Cu 1.21-1.46%, W 0.82-1.22%, Co 0.51-
0.61%, Rh 0.26-0.38%, Zn 0.84-0.96%, Zr 0.32-0.38%, Pb 0.46-0.58%, Be 0.14-
0.18%, Re 0.22-0.30%, Nd 0.44-0.52%, P≤0.02%, S≤0.02%, surplus is iron.
Preferably, one end of the rack gear passes through link slot and extends to inside top board.
Preferably, it is provided with hot pressing chamber below the control box, and the intracavitary bottom of hot pressing is provided with fixed frid.
Preferably, the enchasing plate and the surface of cover board prefab-form are mutually chimeric.
Preferably, the wheel and rack is by being connected by meshing transmission.
Preferably, the die main body bottom is equipped with bumper post, and is enclosed with buffer spring on the outside of bumper post.
Preferably, the high-strength die steel, the component including following percentage: C 1.82-1.88%, Si 0.80-
0.84%, Cr 12.4-12.6%, Mn 0.48-0.50%, Mo 3.44-3.50%, V 2.60-2.68%, Ni 1.38-
1.42%, Cu 1.29-1.36%, W 0.96-1.05%, Co 0.55-0.58%, Rh 0.30-0.34%, Zn 0.88-
0.92%, Zr 0.34-0.36%, Pb 0.48-0.52%, Be 0.14-0.18%, Re 0.24-0.26%, Nd 0.46-
0.50%, P≤0.02%, S≤0.02%, surplus are iron.
Preferably, the high-strength die steel, the component including following percentage: C 1.85%, Si 0.82%, Cr
12.5%, Mn 0.49%, Mo 3.47%, V 2.64%, Ni 1.38-1.42%, Cu 1.32%, W 0.99%, Co
0.56%, Rh 0.32%, Zn 0.89%, Zr 0.35%, Pb 0.49%, Be 0.16%, Re 0.25%, Nd 0.48%,
P≤0.02%, S≤0.02%, surplus are iron.
Preferably, the preparation method of the high-strength die steel, it is characterised in that: the following steps are included:
(1) it sorting: by each element parts by weight sorting of mould steel to be prepared, while controlling the harmful element in raw material and containing
Amount, in which: Cu≤0.25%, P≤0.02%, S≤0.02%；
(2) it is heated to 1600-1700 DEG C from room temperature, melts each component as in medium-frequency induction furnace in each raw material, it is permanent
Warm 5-10min, molten steel are come out of the stove, and are cast, cooling；
(3) it is heat-treated: by the mold steel heat treatment after step (2) casting: being first heated to 1180-1220 DEG C in salt bath furnace
Quenching, oil are cooled to room temperature；It is placed in 550-600 DEG C of temperature of Muffle furnace and is tempered again, tempering time is 0.5-1.5 hours, is returned
Fiery number be 2-5 times to get.
Compared with prior art, the beneficial effects of the present invention are: the present invention is equipped with control handwheel in control box outer surfac,
The one end for controlling handwheel is rotatablely connected by rotation axis and gear, and one end of rack gear passes through link slot and extends to inside top board,
By rotating clockwise control handwheel, to rotate with moving gear, so that rack gear does downwards linear movement, drive top board downward
Pressure, simple and convenient, the degree of automation is higher；The bottom of top board is mutually fixed by telescopic mast with lower platen, lower platen table
Face is provided with indent, and cover board prefab-form is equipped with inside indent, and the lower surface of top board is equipped with enchasing plate, utilizes top board
It moves downward and drives enchasing plate and cover board prefab-form mutually chimeric, be pressed into so as to the hot melting plastic to hot pressing chamber
Type, it is simple to operate；Die main body bottom is equipped with bumper post, buffer spring is enclosed on the outside of bumper post, by being provided with
Damping provides buffer function when can suppress cover board for die main body, prevents from causing burn failure.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel lithium cell cover board molding die of the present invention.
Fig. 2 is lower platen structural schematic diagram of the invention.
Fig. 3 is control box schematic diagram of internal structure of the invention.
In figure: 1, controlling box；2, handwheel is controlled；3, die main body；4, fixed frid；5, top board；6, lower platen；7, it stretches
Contracting column；8, hot pressing chamber；9, buffer spring；10, bumper post；11, link slot；12, enchasing plate；13, grip block；14, indent；15,
Cover board prefab-form；16, gear；17, rotation axis；18, rack gear.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Molding mould steel, the component including following percentage: C 1.70%, Si 0.89%, Cr are produced for lithium battery
12.2%, Mn 0.58%, Mo 3.32%, V 2.86%, Ni 1.22%, Cu 1.46%, W 0.82%, Co 0.61%, Rh
0.26%, Zn 0.96%, Zr 0.32%, Pb 0.58%, Be 0.14%, Re 0.30%, Nd 0.44%, P≤0.02%,
S≤0.02%, surplus are iron.
Preparation method, comprising the following steps:
(1) it sorting: by each element parts by weight sorting of mould steel to be prepared, while controlling the harmful element in raw material and containing
Amount, in which: Cu≤0.25%, P≤0.02%, S≤0.02%；
(2) 1650 DEG C are heated to from room temperature, melts each component, constant temperature as in medium-frequency induction furnace in each raw material
7min, molten steel are come out of the stove, and are cast, cooling；
(3) it is heat-treated: by the mold steel heat treatment after step (2) casting: 1200 DEG C of quenchings are first heated in salt bath furnace,
Oil is cooled to room temperature；It is placed in 570 DEG C of temperature of Muffle furnace and is tempered again, tempering time is 1 hour, and times of tempering is 3 times, i.e.,
?.
Embodiment 2
Molding mould steel, the component including following percentage: C 2.00%, Si 0.76%, Cr are produced for lithium battery
12.8%, Mn 0.44%, Mo 3.68%, V 2.45%, Ni 1.58%, Cu 1.21%, W 1.22%, Co 0.51%, Rh
0.38%, Zn 0.84%, Zr 0.38%, Pb 0.46%, Be 0.18%, Re 0.22%, Nd 0.52%, P≤0.02%,
S≤0.02%, surplus are iron.
Preparation method, comprising the following steps:
(1) it sorting: by each element parts by weight sorting of mould steel to be prepared, while controlling the harmful element in raw material and containing
Amount, in which: Cu≤0.25%, P≤0.02%, S≤0.02%；
(2) 1600 DEG C are heated to from room temperature, melts each component, constant temperature as in medium-frequency induction furnace in each raw material
10min, molten steel are come out of the stove, and are cast, cooling；
(3) it is heat-treated: by the mold steel heat treatment after step (2) casting: 1180 DEG C of quenchings are first heated in salt bath furnace,
Oil is cooled to room temperature；It is placed in 550 DEG C of temperature of Muffle furnace and is tempered again, tempering time is 1.5 hours, and times of tempering is 5 times, i.e.,
?.
Embodiment 3
Molding mould steel, the component including following percentage: C 1.82%, Si 0.84%, Cr are produced for lithium battery
12.4%, Mn 0.50%, Mo 3.44%, V 2.68%, Ni 1.38%, Cu 1.36%, W 0.96%, Co 0.58%, Rh
0.30%, Zn 0.92%, Zr 0.34%, Pb 0.52%, Be 0.14%, Re 0.26%, Nd 0.46%, P≤0.02%,
S≤0.02%, surplus are iron.
Preparation method, comprising the following steps:
(1) it sorting: by each element parts by weight sorting of mould steel to be prepared, while controlling the harmful element in raw material and containing
Amount, in which: Cu≤0.25%, P≤0.02%, S≤0.02%；
(2) 1700 DEG C are heated to from room temperature, melts each component, constant temperature as in medium-frequency induction furnace in each raw material
5min, molten steel are come out of the stove, and are cast, cooling；
(3) it is heat-treated: by the mold steel heat treatment after step (2) casting: 1220 DEG C of quenchings are first heated in salt bath furnace,
Oil is cooled to room temperature；It is placed in 600 DEG C of temperature of Muffle furnace and is tempered again, tempering time is 0.5 hour, and times of tempering is 2 times, i.e.,
?.
Embodiment 4
Molding mould steel, the component including following percentage: C 1.88%, Si 0.80%, Cr are produced for lithium battery
12.6%, Mn 0.48%, Mo 3.50%, V 2.60%, Ni 1.42%, Cu 1.29%, W 1.05%, Co 0.55%, Rh
0.34%, Zn 0.88%, Zr 0.36%, Pb 0.48%, Be 0.18%, Re 0.24%, Nd 0.50%, P≤0.02%,
S≤0.02%, surplus are iron.
Preparation method is the same as embodiment 1.
Embodiment 5
Molding mould steel, the component including following percentage: C 1.85%, Si 0.82%, Cr are produced for lithium battery
12.5%, Mn 0.49%, Mo 3.47%, V 2.64%, Ni 1.38-1.42%, Cu 1.32%, W 0.99%, Co
0.56%, Rh 0.32%, Zn 0.89%, Zr 0.35%, Pb 0.49%, Be 0.16%, Re 0.25%, Nd 0.48%,
P≤0.02%, S≤0.02%, surplus are iron.
Preparation method is the same as embodiment 1.
The mould steel of embodiment 1 to 5 is cast into coupon, measures its mechanical property.
Embodiment 6
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of novel lithium cell cover board molding die, including die main body 3,
The die main body 3 is internally provided with control box 1, and controls 1 outer surface of box and be equipped with control handwheel 2, the control handwheel 2
One end is rotatablely connected by rotation axis 17 and gear 16, and gear 16 is located at the inside of control box 1, and one end of the gear 16 is logical
It crosses rack gear 18 to be connected with top board 5, by rotating clockwise control handwheel 2, to rotate with moving gear 16, so that rack gear 18
Do linear movement downwards, top board 5 driven to be pressed downward, simple and convenient, the degree of automation is higher, the top board 5 it is upper
Surface is provided with link slot 11, and the bottom of the top board 5 is fixed by telescopic mast 7 and 6 phase of lower platen, 6 table of lower platen
Face is provided with indent 14, and cover board prefab-form 15 is equipped with inside indent 14, the both ends setting of the cover board prefab-form 15
There is grip block 13, the lower surface of the top board 5 is equipped with enchasing plate 12, and enchasing plate 12 is being located at cover board prefab-form 15 just
Top, one end of rack gear 18 pass through link slot 11 and extend to inside top board 5, control and are provided with hot pressing chamber 8 below box 1, and heat
Bottom is provided with fixed frid 4 in pressure chamber 8, and enchasing plate 12 and the surface of cover board prefab-form 15 are mutually chimeric, utilize top board 5
It moves downward and drives enchasing plate 12 mutually chimeric with cover board prefab-form 15, pressed so as to the hot melting plastic to hot pressing chamber 8
Type is made, simple to operate, for gear 16 with rack gear 18 by being connected by meshing transmission, 3 bottom of die main body is equipped with bumper post
10, and buffer spring 9 is enclosed on the outside of bumper post 10, by being provided with damping, when can suppress cover board for die main body 3
Buffer function is provided, prevents from causing burn failure.
The cover board prefab-form 15 is obtained using high-strength die steel, thus make the cover board prefab-form wearability it is good,
Hardness height, elongation percentage height, good toughness, impact resistance is good, heat-treatment distortion is small, long service life.
The working principle of the invention is: control 1 outer surface of box is equipped with control handwheel 2, and one end of control handwheel 2 is by turning
Moving axis 17 and gear 16 are rotatablely connected, and gear 16 is located at the inside of control box 1, and one end of gear 16 passes through rack gear 18 and top board
5 are connected, by rotating clockwise control handwheel 2, thus rotated with moving gear 16, so that rack gear 18 does downwards linear movement,
Top board 5 is driven to be pressed downward, simple and convenient, the degree of automation is higher, and the lower surface of top board 5 is equipped with enchasing plate 12,
The bottom of top board 5 is fixed by telescopic mast 7 and 6 phase of lower platen, and 6 surface of lower platen is provided with indent 14, is pacified inside indent 14
Equipped with cover board prefab-form 15, is moved downward using top board 5 and drive enchasing plate 12 mutually chimeric with cover board prefab-form 15, from
And the hot melting plastic of hot pressing chamber 8 can be pressed, simple to operate, 3 bottom of die main body is equipped with bumper post 10,
And buffer spring 9 is enclosed on the outside of bumper post 10, by being provided with damping, mentioned when can suppress cover board for die main body 3
It for buffer function, prevents from causing burn failure, improves lithium battery cover plate molding effect and quality.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (9)
1. a kind of novel lithium cell cover board molding die, including die main body (3), which is characterized in that in the die main body (3)
Portion is provided with control box (1), and controls box (1) outer surface and be equipped with control handwheel (2), and one end of control handwheel (2) is logical
It crosses rotation axis (17) and gear (16) to be rotatablely connected, and gear (16) is located at the inside of control box (1), the one of the gear (16)
End is connected by rack gear (18) with top board (5), and the upper surface of the top board (5) is provided with link slot (11), it is described on
The bottom of pressing plate (5) is mutually fixed by telescopic mast (7) with lower platen (6), and lower platen (6) surface is provided with indent (14),
And be equipped with cover board prefab-form (15) inside indent (14), the both ends of the cover board prefab-form (15) are provided with grip block
(13), the lower surface of the top board (5) is equipped with enchasing plate (12), and enchasing plate (12) is located at cover board prefab-form (15)
Surface；
The cover board prefab-form (15) is obtained using high-strength die steel, and the high-strength die ladle includes following percentage
Component: C 1.70-2.00%, Si 0.76-0.89%, Cr 12.2-12.8%, Mn 0.44-0.58%, Mo 3.32-
3.68%, V 2.45-2.86%, Ni 1.22-1.58%, Cu 1.21-1.46%, W 0.82-1.22%, Co 0.51-
0.61%, Rh 0.26-0.38%, Zn 0.84-0.96%, Zr 0.32-0.38%, Pb 0.46-0.58%, Be 0.14-
0.18%, Re 0.22-0.30%, Nd 0.44-0.52%, P≤0.02%, S≤0.02%, surplus is iron.
2. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the rack gear (18)
One end passes through link slot (11) and extends to top board (5) inside.
3. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the control box (1)
Lower section is provided with hot pressing chamber (8), and hot pressing chamber (8) interior bottom is provided with fixed frid (4).
4. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the enchasing plate (12)
It is mutually chimeric with the surface of cover board prefab-form (15).
5. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the gear (16) with
Rack gear (18) is by being connected by meshing transmission.
6. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the die main body
(3) bottom is equipped with bumper post (10), and is enclosed with buffer spring (9) on the outside of bumper post (10).
7. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the high-strength die
Steel, the component including following percentage: C 1.82-1.88%, Si 0.80-0.84%, Cr 12.4-12.6%, Mn 0.48-
0.50%, Mo 3.44-3.50%, V 2.60-2.68%, Ni 1.38-1.42%, Cu 1.29-1.36%, W 0.96-
1.05%, Co 0.55-0.58%, Rh 0.30-0.34%, Zn 0.88-0.92%, Zr 0.34-0.36%, Pb 0.48-
0.52%, Be 0.14-0.18%, Re 0.24-0.26%, Nd 0.46-0.50%, P≤0.02%, S≤0.02%, surplus
For iron.
8. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the high-strength die
Steel, the component including following percentage: C 1.85%, Si 0.82%, Cr 12.5%, Mn 0.49%, Mo 3.47%, V
2.64%, Ni 1.38-1.42%, Cu 1.32%, W 0.99%, Co 0.56%, Rh 0.32%, Zn 0.89%, Zr
0.35%, Pb 0.49%, Be 0.16%, Re 0.25%, Nd 0.48%, P≤0.02%, S≤0.02%, surplus are iron.
9. a kind of novel lithium cell cover board molding die according to claim 1, which is characterized in that the high-strength die
The preparation method of steel, it is characterised in that: the following steps are included:
(1) sorting: by each element parts by weight sorting of mould steel to be prepared, while controlling the harmful element content in raw material,
In: Cu≤0.25%, P≤0.02%, S≤0.02%；
(2) it is heated to 1600-1700 DEG C from room temperature, melts each component as in medium-frequency induction furnace in each raw material, constant temperature 5-
10min, molten steel are come out of the stove, and are cast, cooling；
(3) it is heat-treated: by the mold steel heat treatment after step (2) casting: being first heated to 1180-1220 DEG C in salt bath furnace and quench
Fire, oil are cooled to room temperature；It is placed in 550-600 DEG C of temperature of Muffle furnace and is tempered again, tempering time is 0.5-1.5 hours, tempering
Number be 2-5 times to get.
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| CN201811351905.8A CN109291351A (en) | 2018-11-14 | 2018-11-14 | A kind of novel lithium cell cover board molding die |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811351905.8A CN109291351A (en) | 2018-11-14 | 2018-11-14 | A kind of novel lithium cell cover board molding die |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103014495A (en) * | 2012-12-01 | 2013-04-03 | 滁州市成业机械制造有限公司 | High-tenacity high-wear-resistance cold-work die steel and processing method thereof |
| CN203210592U (en) * | 2013-03-05 | 2013-09-25 | 励茂华 | Safe compression mold |
| CN106427031A (en) * | 2016-11-25 | 2017-02-22 | 赵新伟 | Extrusion forming equipment for haze-prevention briquette coal |
| WO2018024892A1 (en) * | 2016-08-04 | 2018-02-08 | Rovalma, S.A. | Method for the construction of dies or moulds |
| CN209320115U (en) * | 2018-11-14 | 2019-08-30 | 江苏万达新能源科技股份有限公司 | A kind of novel lithium cell cover board molding die |
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2018
- 2018-11-14 CN CN201811351905.8A patent/CN109291351A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103014495A (en) * | 2012-12-01 | 2013-04-03 | 滁州市成业机械制造有限公司 | High-tenacity high-wear-resistance cold-work die steel and processing method thereof |
| CN203210592U (en) * | 2013-03-05 | 2013-09-25 | 励茂华 | Safe compression mold |
| WO2018024892A1 (en) * | 2016-08-04 | 2018-02-08 | Rovalma, S.A. | Method for the construction of dies or moulds |
| CN106427031A (en) * | 2016-11-25 | 2017-02-22 | 赵新伟 | Extrusion forming equipment for haze-prevention briquette coal |
| CN209320115U (en) * | 2018-11-14 | 2019-08-30 | 江苏万达新能源科技股份有限公司 | A kind of novel lithium cell cover board molding die |
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Application publication date: 20190201 |