CN214184936U

CN214184936U - Tensile mould convenient to clear material

Info

Publication number: CN214184936U
Application number: CN202120066547.7U
Authority: CN
Inventors: 李旭; 曾鹏
Original assignee: Dongguan Jianke Hardware Mould Co ltd
Current assignee: Dongguan Jianke Hardware Mould Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-09-14
Anticipated expiration: 2031-01-12

Abstract

The utility model belongs to the technical field of stretching dies, in particular to a stretching die convenient for cleaning materials, which comprises an upper die plate and a lower die plate, wherein the lower surface of the upper die plate is provided with a workpiece shearing die, the lower end of the workpiece shearing die is provided with a stretching cavity, the upper surface of the lower die plate is provided with a shearing support plate, a stretching block is arranged inside the shearing support plate, a support plate is arranged right below the stretching block, and a buffer spring is arranged between the stretching block and the support plate; through the tensile piece of shearing backup pad internally mounted, tensile piece passes through the layer board simultaneously, buffer spring, gag lever post and hydraulic cylinder and is connected with the bed die board, and buffer spring welded fastening is between tensile piece and layer board simultaneously, and the upper end welding of gag lever post is at the lower extreme of tensile piece, and the lower extreme of gag lever post passes the layer board and inserts the bed die board, has increased the stability that tensile piece removed, and the tip at the hydraulic cylinder output shaft is installed to the layer board simultaneously.

Description

Tensile mould convenient to clear material

Technical Field

The utility model belongs to the technical field of tensile mould, concretely relates to tensile mould convenient to clear material.

Background

The stretching die is used for stretching a workpiece to enable the workpiece to form a fixed shape through the die, and various dies and tools of required products are obtained by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in the industrial production of the die. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. Traditional tensile mould is when using, and the mould carries out tensile stability not enough, and the drawing of patterns is not convenient when tensile simultaneously, and tensile effect is poor, and tensile piece removes the inconvenient problem that resets after.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a tensile mould convenient to clear material has tensile stable convenient, and tensile drawing of patterns is convenient simultaneously, and tensile effectual characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a stretching die convenient for material cleaning comprises an upper die plate and a lower die plate, wherein a workpiece shearing die is arranged on the lower surface of the upper die plate, a stretching cavity is formed in the lower end of the workpiece shearing die, a shearing support plate is arranged on the upper surface of the lower die plate, a stretching block is arranged inside the shearing support plate, a support plate is arranged right below the stretching block, a buffer spring is arranged between the stretching block and the support plate, a limiting rod is fixed to the lower end of the stretching block, the limiting rod penetrates through the support plate and is inserted into the upper die plate, a hydraulic oil cylinder is mounted on the lower surface of the lower die plate, an output shaft of the hydraulic oil cylinder is fixed at the central position of the lower surface of the support plate, a top plate is arranged inside the stretching cavity, a positioning rod is fixed to the upper surface of the top plate, a stripping spring is sleeved at the lower end of the positioning rod, and one end of the stripping spring is fixed to the surface of the top plate, the other end of the stripping spring is fixed on the surface of the stretching cavity, and positioning assemblies are arranged between the lower die plate and the shearing support plate and between the upper die plate and the workpiece shearing die.

As the utility model discloses a preferred technical scheme of tensile mould convenient to clear material, the workpiece shears the limited pressure ring of the externally mounted of mould, the last fixed surface of limited pressure ring has the limited pressure pole, the lower extreme of limited pressure pole has cup jointed the voltage limiting spring, just the surface at the limited pressure ring is fixed to the one end of voltage limiting spring, the other end of voltage limiting spring is fixed on the surface of last mould board.

As the utility model discloses a preferred technical scheme of tensile mould convenient to clear material, locating component include spacing groove, stopper and set screw, the surface at last mould board and bed die plate is seted up to the spacing groove, the stopper welds respectively on the surface of shearing backup pad and work piece shearing die, just the inside at the spacing groove is installed to the stopper, set screw fixes respectively at last mould board and work piece shearing die between and bed die board and shearing backup pad.

As the utility model discloses a tensile mould preferred technical scheme convenient to clear material, spacing groove and stopper are right angled triangle.

As the utility model discloses a preferred technical scheme of tensile mould convenient to clear material, the skin weld of going up the mould board has the bracing piece, just the lower extreme of bracing piece passes the lower mould board, supporting spring has been cup jointed to the outside of bracing piece.

As the utility model discloses a tensile mould preferred technical scheme convenient to clear material, the internal diameter of tensile chamber lower extreme is 5mm bigger than the external diameter of tensile piece upper end.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by shearing the stretching block arranged in the supporting plate, and simultaneously connecting the stretching block with the lower die plate through the supporting plate, the buffer spring, the limiting rod and the hydraulic oil cylinder, meanwhile, the buffer spring is welded and fixed between the stretching block and the supporting plate, the upper end of the limiting rod is welded at the lower end of the stretching block, and the lower end of the limiting rod passes through the supporting plate and is inserted into the lower die plate, so that the moving stability of the stretching block is improved, meanwhile, the supporting plate is arranged at the end part of the output shaft of the hydraulic oil cylinder, so that the hydraulic oil cylinder can conveniently drive the supporting plate to lift up, meanwhile, the top plate arranged in the stretching cavity is positioned by the positioning rod and the stripping spring, so that the stripping is conveniently carried out when the stretching cavity is matched with the stretching block to carry out die drawing on a workpiece, the convenience of stripping after the workpiece is drawn is increased, meanwhile, the positioning assemblies arranged between the upper die plate and the workpiece shearing die and between the lower die plate and the shearing support plate are convenient for the shearing support plate and the workpiece shearing die to be disassembled, assembled and positioned.

2. Through the outside limit voltage ring of work piece shearing die, the voltage limiting ring passes through the pressure limiting pole simultaneously and the voltage limiting spring is connected with last mould plate, when being convenient for work piece shearing die and shearing backup pad to the tensile punching press of work piece for remaining work piece is fixed a position, has improved the stability that the work piece carries out tensile punching press.

3. Through by the spacing groove, the locating component that stopper and set screw constitute, the surface at last mould board and bed die board is seted up respectively to the spacing groove simultaneously, the stopper welds respectively on the surface of shearing backup pad and work piece shearing mould, the cross-section of spacing groove and stopper is right angled triangle simultaneously, the stopper of being convenient for is installed in the inside of spacing groove, set screw installs respectively at last mould board and work piece shearing mould between and between bed die board and the shearing backup pad simultaneously, be convenient for shear backup pad and work piece shearing mould and carry out the dismouting.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of an upper die plate and a workpiece shearing die in the present invention;

fig. 3 is a schematic structural view of the stretching block, the supporting plate and the buffer spring in the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;

in the figure: 1. an upper die plate; 2. a lower die plate; 3. cutting the support plate; 4. a workpiece shearing die; 5. a stretching chamber; 6. stretching the block; 7. a support plate; 8. a buffer spring; 9. a limiting rod; 10. a hydraulic cylinder; 11. a top plate; 12. positioning a rod; 13. a material removing spring; 14. a limiting groove; 15. a limiting block; 16. a set screw; 17. a pressure limiting spring; 18. a pressure limiting rod; 19. a support bar; 20. a support spring; 21. and a pressure limiting ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a drawing die convenient for material cleaning comprises an upper die plate 1 and a lower die plate 2, wherein a workpiece shearing die 4 is arranged on the lower surface of the upper die plate 1, a drawing cavity 5 is arranged at the lower end of the workpiece shearing die 4, a shearing support plate 3 is arranged on the upper surface of the lower die plate 2, a drawing block 6 is arranged inside the shearing support plate 3, a support plate 7 is arranged right below the drawing block 6, a buffer spring 8 is arranged between the drawing block 6 and the support plate 7, a limiting rod 9 is fixed at the lower end of the drawing block 6, the limiting rod 9 penetrates through the support plate 7 and is inserted into the upper die plate 1, a hydraulic oil cylinder 10 is arranged on the lower surface of the lower die plate 2, an output shaft of the hydraulic oil cylinder 10 is fixed at the central position of the lower surface of the support plate 7, a top plate 11 is arranged inside the drawing cavity 5, a positioning rod 12 is fixed on the upper surface of the top plate 11, a stripping spring 13 is sleeved at the lower end of the positioning rod 12, one end of the stripping spring 13 is fixed on the surface of the top plate 11, the other end of the stripping spring 13 is fixed on the surface of the stretching cavity 5, and positioning components are arranged between the lower die plate 2 and the shearing support plate 3 and between the upper die plate 1 and the workpiece shearing die 4.

In the embodiment, the stretching block 6 arranged in the supporting plate 3 is sheared, the stretching block 6 is connected with the lower die plate 2 through the supporting plate 7, the buffer spring 8, the limiting rod 9 and the hydraulic oil cylinder 10, the buffer spring 8 is welded and fixed between the stretching block 6 and the supporting plate 7, the upper end of the limiting rod 9 is welded at the lower end of the stretching block 6, the lower end of the limiting rod 9 penetrates through the supporting plate 7 and is inserted into the lower die plate 2, the moving stability of the stretching block 6 is improved, the supporting plate 7 is arranged at the end part of an output shaft of the hydraulic oil cylinder 10, the hydraulic oil cylinder 10 is convenient to drive the supporting plate 7 to lift upwards, the top plate 11 arranged in the stretching cavity 5 is positioned through the positioning rod 12 and the stripping spring 13, the stretching cavity 5 and the stretching block 6 are convenient to strip when a workpiece is subjected to die drawing in a matching manner, the convenience of stripping after the workpiece is improved, and the positioning components arranged between the upper die plate 1 and the workpiece shearing die 4 and between the lower die plate 2 and the shearing supporting plate 3, the shearing support plate 3 and the workpiece shearing die 4 can be conveniently disassembled, assembled and positioned.

Specifically, a pressure limiting ring 21 is mounted outside the workpiece shearing die 4, a pressure limiting rod 18 is fixed on the upper surface of the pressure limiting ring 21, a pressure limiting spring 17 is sleeved at the lower end of the pressure limiting rod 18, one end of the pressure limiting spring 17 is fixed on the surface of the pressure limiting ring 21, and the other end of the pressure limiting spring 17 is fixed on the surface of the upper die plate 1.

In the embodiment, the pressure limiting ring 21 outside the workpiece shearing die 4 is connected with the upper die plate 1 through the pressure limiting rod 18 and the pressure limiting spring 17, so that when the workpiece shearing die 4 and the shearing support plate 3 stretch and punch the workpiece, the rest of the workpiece is positioned, and the stability of stretching and punching the workpiece is improved.

Specifically, locating component includes spacing groove 14, stopper 15 and set screw 16, and spacing groove 14 is seted up on the surface of last mould board 1 and bed die board 2, and stopper 15 welds respectively on the surface of shearing backup pad 3 and work piece shearing die 4, and stopper 15 installs in the inside of spacing groove 14, and set screw 16 is fixed respectively between last mould board 1 and work piece shearing die 4 and between bed die board 2 and shearing backup pad 3, and spacing groove 14 and stopper 15 are right triangle.

In this embodiment, through by spacing groove 14, the locating component that stopper 15 and set screw 16 constitute, spacing groove 14 sets up respectively on the surface of last mould board 1 and bed die board 2 simultaneously, stopper 15 welds respectively on the surface of shearing backup pad 3 and work piece shearing die 4, spacing groove 14 and stopper 15's cross-section is right triangle simultaneously, be convenient for stopper 15 installs in the inside of spacing groove 14, set screw 16 installs respectively between last mould board 1 and work piece shearing die 4 and between bed die board 2 and shearing backup pad 3 simultaneously, be convenient for shear backup pad 3 and work piece shearing die 4 and carry out the dismouting.

Specifically, the surface of the upper die plate 1 is welded with a support rod 19, the lower end of the support rod 19 penetrates through the lower die plate 2, and a support spring 20 is sleeved outside the support rod 19.

In this embodiment, reset after the upper die plate 1 is moved is facilitated.

Specifically, the inner diameter of the lower end of the stretching cavity 5 is 5mm larger than the outer diameter of the upper end of the stretching block 6.

In this embodiment, be convenient for stretch the work piece.

The utility model discloses a theory of operation and use flow: during the use, the work piece of treating tensile punching press is placed at the upper surface of shearing backup pad 3, during tensile punching press, upper die plate 1 takes work piece shearing die 4 downstream, the edge of work piece shearing die 4 and the cooperation of shearing backup pad 3 are punched the work piece simultaneously, the work piece under the punching press extrudees stretching block 6 simultaneously, make the work piece stretch in stretching the inside in chamber 5 under stretching block 6's effect, when the output shaft of hydraulic cylinder 10 passes through layer board 7 and takes stretching block 6 to shift up, make the work piece stretch once more in stretching the inside in chamber 5, after tensile, upper die plate 1 takes work piece shearing die 4 to lift up, make the work piece break away from by stretching the inside in chamber 5 under the effect of roof 11, after taking off the work piece, hydraulic cylinder 10's output shaft takes stretching block 6 to shrink through layer board 7.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a tensile mould convenient to clear material, includes mould board (1) and bed die board (2), its characterized in that: the lower surface of the upper die plate (1) is provided with a workpiece shearing die (4), the lower end of the workpiece shearing die (4) is provided with a stretching cavity (5), the upper surface of the lower die plate (2) is provided with a shearing supporting plate (3), a stretching block (6) is arranged inside the shearing supporting plate (3), a supporting plate (7) is arranged right below the stretching block (6), a buffer spring (8) is arranged between the stretching block (6) and the supporting plate (7), the lower end of the stretching block (6) is fixedly provided with a limiting rod (9), the limiting rod (9) penetrates through the supporting plate (7) and is inserted into the upper die plate (1), the lower surface of the lower die plate (2) is provided with a hydraulic oil cylinder (10), an output shaft of the hydraulic oil cylinder (10) is fixed at the central position of the lower surface of the supporting plate (7), and a top plate (11) is arranged inside the stretching cavity (5), the upper surface of roof (11) is fixed with locating lever (12), the lower extreme of locating lever (12) has cup jointed takes off material spring (13), the surface at roof (11) is fixed to the one end of taking off material spring (13), the surface at tensile chamber (5) is fixed to the other end of taking off material spring (13), all be provided with locating component between lower mould board (2) and shearing backup pad (3) and between upper mould board (1) and work piece shearing die (4).

2. The drawing die convenient for material cleaning as claimed in claim 1, wherein: the outer portion of the workpiece shearing die (4) is provided with a pressure limiting ring (21), the upper surface of the pressure limiting ring (21) is fixed with the pressure limiting rod (18), the lower end of the pressure limiting rod (18) is sleeved with a pressure limiting spring (17), one end of the pressure limiting spring (17) is fixed on the surface of the pressure limiting ring (21), and the other end of the pressure limiting spring (17) is fixed on the surface of the upper die plate (1).

3. The drawing die convenient for material cleaning as claimed in claim 1, wherein: the positioning assembly comprises a limiting groove (14), a limiting block (15) and a positioning screw (16), the surface of the upper die plate (1) and the surface of the lower die plate (2) are formed in the limiting groove (14), the limiting block (15) is welded on the surfaces of the shearing supporting plate (3) and the workpiece shearing die (4) respectively, the limiting block (15) is installed inside the limiting groove (14), and the positioning screw (16) is fixed between the upper die plate (1) and the workpiece shearing die (4) and between the lower die plate (2) and the shearing supporting plate (3) respectively.

4. A drawing die facilitating material removal as set forth in claim 3, wherein: the limiting groove (14) and the limiting block (15) are both right-angled triangles.

5. The drawing die convenient for material cleaning as claimed in claim 1, wherein: the surface welding of going up mould board (1) has bracing piece (19), just the lower extreme of bracing piece (19) passes lower mould board (2), supporting spring (20) have been cup jointed to the outside of bracing piece (19).

6. The drawing die convenient for material cleaning as claimed in claim 1, wherein: the inner diameter of the lower end of the stretching cavity (5) is 5mm larger than the outer diameter of the upper end of the stretching block (6).