CN213559490U

CN213559490U - Constant stamping die for special steel casting

Info

Publication number: CN213559490U
Application number: CN202022336394.1U
Authority: CN
Inventors: 奚浩泽
Original assignee: Changzhou Yifutai Special Steel Co ltd
Current assignee: Changzhou Yifutai Special Steel Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-29
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a special steel casting is with invariable stamping die, the on-line screen storage device comprises a base, go up moulding-die and telescopic link, the lower terminal surface of base is provided with fixed screw, be provided with the fixed plate in the base, the lower terminal surface of fixed plate is provided with the stand, the up end of base is provided with first slide opening, be provided with first spring in the first slide opening, the stand passes first slide opening and passes through first spring elastic connection with the base, the up end of fixed plate is provided with the constant head tank, the lower terminal surface of fixed plate is provided with the moulding-die groove, the up end of base is provided with the lower moulding-die, the lower terminal surface of going up the moulding-die is provided with the clamp plate, the lower terminal surface of clamp plate is provided with the second slide opening, be provided with the thimble in the second slide opening, the upper end of thimble. The utility model discloses promote the shaping quality of steel greatly, and promoted steel production efficiency.

Description

Constant stamping die for special steel casting

Technical Field

The utility model belongs to the technical field of the special steel casting, specifically be a special steel casting is with invariable stamping die.

Background

A special steel, also called alloy steel, is a kind of steel material, and is a kind of special steel, in which one or several alloy elements are added in carbon steel in proper quantity to change the structure of steel, so that the steel has various special properties.

The utility model discloses a invariable stamping die is used in special steel casting in grant notice No. CN208840339U, including base, recess and horizontal plate, the outer wall both sides of base are provided with the fixed block, and the top both sides activity of base is settled there is the bracing piece, the bracing piece is connected with the base through the screw, and the inside of bracing piece is provided with the screw hole, the top middle part activity of base is provided with flexible post, the top activity of bracing piece is settled there is lower floor's mould, and the top both sides swing joint of lower floor's mould has first bolt.

Above-mentioned a invariable stamping die is used in special steel casting, this mould stamping process makes mould and bed die extrusion steel sheet carry out the punching press, and the mould is still not fixed with steel edge, and inside die cavity has begun to extrude steel and has carried out moulding, leads to steel edge to inwards contract, influences the shaping quality of steel greatly, and steel is very inconvenient when putting into and taking out, greatly reduced production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special steel casting is with invariable stamping die to solve among the prior art steel material put into and take out comparatively time-consuming, steel is in time not fixed the problem that influences stamping quality in stamping process.

In order to achieve the above object, the utility model provides a following technical scheme: a constant stamping die for casting special steel comprises a base, an upper pressing die and a telescopic rod, wherein the lower end surface of the base is provided with a fixing screw hole, a fixed plate is arranged in the base, the lower end surface of the fixed plate is provided with an upright post, the upper end surface of the base is provided with a first sliding hole, a first spring is arranged in the first sliding hole, the upright post passes through the first sliding hole and is elastically connected with the base through the first spring, the upper end surface of the fixed plate is provided with a positioning groove, the lower end surface of the fixed plate is provided with a die pressing groove, the upper end surface of the base is provided with a lower pressing die, the lower end surface of the upper pressing die is provided with a pressing plate, the lower end surface of the pressing plate is provided with a second sliding hole, and a thimble is arranged in the second sliding hole, a second spring is arranged at the upper end of the thimble, and the thimble passes through the second sliding hole and is elastically connected with the upper pressing die through the second spring.

Preferably, the quantity of stand is four, the central symmetry is overlooked about the fixed plate to the stand, first slide opening overlooks the coincidence with the stand, and when last moulding-die extrusion fixed plate, the first spring of stand extrusion downwards, because the reset action of first spring makes fixed plate and last moulding-die extrusion steel in the constant head tank, along with pushing down the degree of depth and increasing, first spring elasticity increase, steel is fixed tighter.

Preferably, the coincidence is overlooked with the constant head tank to the clamp plate, will treat that punching press steel places in the constant head tank, and the constant head tank is equal with treating punching press steel length of side to greatly reduced the positioning time when steel is put into, during the punching press, the clamp plate presss from both sides the fastening with steel with the constant head tank cooperation under the effect of telescopic link, thereby avoid the punching press process, the unfixed circumstances that leads to the moulding-die quality is unqualified in the steel edge.

Preferably, the die pressing groove coincides with the lower die in plan view, and when the upper die presses the fixing plate downwards, the lower die penetrates through the die pressing groove to be matched with the pressing plate to punch the steel.

Preferably, the second slide opening is located the lower left corner of looking up of clamp plate, and the thimble is extruded with moulding-die cavity to punching press in-process clamp plate, makes the thimble extrude the second spring, and inside the income second slide opening, after the punching press was accomplished, the steel sheet after the punching press is attached on the clamp plate, and the thimble pops out downwards under the reset action of second spring, separates steel and the corner of clamp plate, leaves tiny clearance and conveniently takes off steel.

Preferably, a die cavity is arranged on the pressing plate, a die column is arranged on the lower pressing die, the die cavity and the die column are overlapped, and the die column is inserted into the die cavity to perform stamping and shaping on the steel plate in the die pressing process.

Preferably, the telescopic rod is a telescopic rod in an authorization notice number CN 208840339U.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a fixed plate and clamp plate cooperation will be fixed with steel and then carry out the punching press again to avoid steel edge shrink inwards, influence the shaping quality of steel, through the constant head tank greatly reduced the time that consumes when the steel sheet is put into, through the thimble that adds elastic connection at the lower extreme of clamp plate, make the steel sheet one corner jack-up after the thimble will punch press, thereby reduced the time that consumes when taking off steel, thereby promoted production efficiency greatly.

Drawings

FIG. 1 is a sectional view of the overall structure of the present invention;

fig. 2 is a partial top view of the fixing plate of the present invention;

fig. 3 is a bottom view of the upper platen of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the device comprises a base 1, a fixing screw hole 11, a first sliding hole 12, a first spring 13, a lower pressing die 14, a die column 141, an upper pressing die 2, a pressing plate 21, a die cavity 211, a second sliding hole 22, an ejector pin 23, a second spring 24, a telescopic rod 3, a fixing plate 4, a vertical column 41, a positioning groove 42 and a die pressing groove 43.

Detailed Description

Referring to fig. 1, a constant stamping die for casting special steel comprises a base 1, an upper pressing die 2 and an expansion link 3, wherein a fixing screw hole 11 is formed on the lower end surface of the base 1, the base is installed on a lathe through the fixing screw hole, a fixing plate 4 is slidably connected with the base 1, an upright post 41 is welded on the lower end surface of the fixing plate 4, a first sliding hole 12 is formed on the upper end surface of the base 1, a first spring 13 is placed in the first sliding hole 12, the upright post 41 passes through the first sliding hole 12 and is elastically connected with the base 1 through the first spring 13, a positioning groove 42 is formed on the upper end surface of the fixing plate 4, a pressing die groove 43 is formed on the lower end surface of the fixing plate 4, a lower pressing die 14 is welded on the upper end surface of the base 1, a pressing plate 21 is welded on the lower end surface of the upper pressing die 2, a second sliding hole 22 is formed on the lower end surface of, the thimble 23 passes through the second slide hole 22 and is elastically connected with the upper die 2 through a second spring 24.

Referring to fig. 1, the number of the columns 41 is four, the columns 41 are symmetrical about the center of the top view of the fixing plate 4, the first sliding holes 12 are overlapped with the columns 41 in the top view, when the fixing plate 4 is pressed by the upper die 2, the columns 41 press the first springs 13 downward, the fixing plate 4 and the upper die 2 press the steel material in the positioning grooves 42 due to the restoring action of the first springs 13, and the elastic force of the first springs 13 increases with the increase of the pressing depth, so that the steel material is fixed more tightly.

Referring to fig. 1, 2 and 3, the pressing plate 21 coincides with the positioning groove 42 in plan view, the steel to be punched is placed in the positioning groove 42, the side length of the positioning groove 42 is equal to that of the steel to be punched, so that the positioning time when the steel is placed is greatly reduced, during punching, the pressing plate 21 is matched with the positioning groove 42 to clamp and fix the steel under the action of the telescopic rod 3, thereby avoiding the situation that the quality of the pressing die is not qualified due to unfixed edge of the steel during punching, the pressing die groove 43 coincides with the lower pressing die 14 in plan view, and when the fixing plate 4 is pressed down by the upper pressing die 2, the lower pressing die 14 penetrates through the pressing die groove 43 to be matched with the pressing plate.

Referring to fig. 1 and 4, the second sliding hole 22 is located at the bottom left corner of the pressing plate 21, the pressing plate 21 and the die cavity 211 extrude the thimble 23 during the punching process, so that the thimble 23 extrudes the second spring 24, after the punching is completed, the punched steel plate is attached to the pressing plate 21, the thimble 23 is ejected downwards under the reset action of the second spring 24, the steel material is separated from the corner of the pressing plate 21, and a small gap is left to facilitate the removal of the steel material.

The working principle of the scheme is as follows: the utility model discloses when using, put into steel in the constant head tank 42 of fixed plate 4, then start telescopic link 3, make telescopic link 3 tensile downwards, go up moulding-die 2 and extrude fixed plate 4 under telescopic link 3's effect, it is fixed with steel in the constant head tank 42 is inserted to clamp plate 21, then telescopic link 3 lasts extrusion fixed plate 4 downwards, when treating fixed plate 4 reachs the 14 tops of moulding-down die, 14 extrusion steel in the moulding-down die slot 43 that insert of moulding-down die, mould post 141 and the last moulding-die 2 on the mould post on the straight moulding-down die 14 cooperate completely, the steel punching press is accomplished, make telescopic link 3 reset, thimble 23 jacks up the steel one corner on the clamp plate 21, take off steel along this angle.

The utility model discloses a fixed plate 4 and clamp plate 21 cooperation will be fixed with steel and then carry out the punching press again to avoid steel edge shrink inwards, influence the shaping quality of steel, through constant head tank 42 greatly reduced the time that consumes when the steel sheet is put into, through the thimble 23 that adds elastic connection at the lower extreme of clamp plate 21, make the steel sheet one corner jack-up after thimble 23 will punch press, thereby reduced the time that consumes when taking off steel, thereby promoted production efficiency greatly.

Claims

1. The utility model provides a special steel casting is with invariable stamping die, includes base (1), goes up moulding-die (2) and telescopic link (3), its characterized in that: the lower end face of the base (1) is provided with a fixed screw hole (11), a fixed plate (4) is arranged in the base (1), the lower end face of the fixed plate (4) is provided with an upright post (41), the upper end face of the base (1) is provided with a first sliding hole (12), a first spring (13) is arranged in the first sliding hole (12), the upright post (41) penetrates through the first sliding hole (12) to be elastically connected with the base (1) through the first spring (13), the upper end face of the fixed plate (4) is provided with a positioning groove (42), the lower end face of the fixed plate (4) is provided with a die pressing groove (43), the upper end face of the base (1) is provided with a lower pressing die (14), the lower end face of the upper pressing die (2) is provided with a pressing plate (21), the lower end face of the pressing plate (21) is provided with a second sliding hole (22), and a thimble (23) is arranged in, the upper end of the ejector pin (23) is provided with a second spring (24), and the ejector pin (23) penetrates through the second sliding hole (22) and is elastically connected with the upper pressing die (2) through the second spring (24).

2. The constant stamping die for special steel casting according to claim 1, characterized in that: the number of the upright columns (41) is four, the upright columns (41) are symmetrical about the center of the top view of the fixing plate (4), and the first sliding holes (12) are superposed with the upright columns (41) in the top view.

3. The constant stamping die for special steel casting according to claim 1, characterized in that: the pressing plate (21) is superposed with the positioning groove (42) in a plan view.

4. The constant stamping die for special steel casting according to claim 1, characterized in that: the die pressing groove (43) is superposed with the lower die (14) in a plan view.

5. The constant stamping die for special steel casting according to claim 1, characterized in that: the second sliding hole (22) is positioned at the bottom left lower corner of the pressure plate (21).

6. The constant stamping die for special steel casting according to claim 1, characterized in that: the pressing plate (21) is provided with a mold cavity (211), the lower pressing mold (14) is provided with mold columns (141), and the mold cavity (211) is overlapped with the mold columns (141).