CN210702039U - A molding die for preventing thin material product from being stripped and deformed - Google Patents

Abstract

The utility model provides a prevent that thin material product from taking off forming die that material warp, including upper die mechanism and lower die mechanism, upper die mechanism includes the shaping terrace die, direction subassembly and takes off the material subassembly, take off the material subassembly and include the cylinder, anti-roof board and take off the flitch, take off the flitch and be located two outsides of shaping terrace die, the cylinder is located one of them and takes off the outside of flitch with anti-roof board, lower die mechanism includes shaping die, float piece, interior stripper and liftout subassembly, the liftout subassembly includes lower roof board, outer ejector pin and interior ejector pin, lower roof board swing joint lower die mechanism from top to bottom, lower roof board is all connected to the bottom of outer ejector pin and interior ejector pin, lower roof board is located the both sides of shaping die, interior stripper is connected at the top of interior; the floating material block is in contact connection with the stripper plate; adopt the utility model provides a prevent that thin material product from taking off forming die of material deformation, upper and lower mould when the material is taken off in the separation, can not contact from top to bottom and extrude the product to avoided taking off the deformation phenomenon that the material brought for the product, and then guaranteed the precision of product.

Description

A molding die for preventing thin material product from being stripped and deformed

technical field

The utility model relates to a molding die, in particular to a molding die for preventing thin-material products from being stripped and deformed.

Background technique

Molds, various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. The mold generally includes two parts, a movable mold and a fixed mold (or a punch and a concave mold), which can be divided and combined. When separated, the parts are taken out, and when closed, the blanks are injected into the mold cavity to form.

Usually, when the edges of thin products are produced, they need to be stretched by punching and drawing dies to obtain the desired shape or structure of the product. However, because the product is thin, after the product is stretched, the upper and lower dies move upward together when the upper and lower dies are separated and stripped, so that the product is easily deformed by the extrusion of the upper and lower dies, thus reducing the product's durability. Production quality.

Utility model content

In view of this, the present utility model provides a molding die for preventing the thin material product from being stripped and deformed. When the upper and lower dies are separated and stripped, they will not contact and squeeze the product up and down, thereby avoiding the impact of stripping on the product. deformation phenomenon, thus ensuring the accuracy of the product.

The utility model provides a forming die for preventing the deformation of thin-material products from stripping, comprising an upper die mechanism and a lower die mechanism, wherein the upper die mechanism comprises a forming punch, a guide component and a stripping component, and the stripping component includes A cylinder, a reverse top plate and a stripper plate, the stripper plates are located on both outer sides of the forming punch, the cylinder and the reverse top plate are located on the outer side of one of the stripper plates, and the lower mold mechanism includes forming A concave die, a floating material block, an inner stripper and an ejector assembly, the ejector assembly includes a lower top plate, an outer ejector rod and an inner ejector rod, the lower top plate is movably connected to the lower die mechanism up and down, and the outer ejector rod and the bottom of the inner ejector are connected to the lower top plate, the lower top plate is located on both sides of the forming die, the top of the inner ejector is connected to the inner release plate; the float block floats up and down The lower die mechanism is connected, and is in contact with the stripper plate.

Further, the guide assembly includes a first guide post, a second guide post arranged on both outer sides of the upper die mechanism, and a third guide post arranged on the outer side of the forming die.

Further, the upper die mechanism includes an upper die seat, an upper cushion block, an upper clamping plate and a stripping back plate arranged in sequence from top to bottom, and the top and bottom of the upper cushion block are respectively fixedly connected to the upper mold base and the upper die base. The upper splint, the upper splint and the stripping back plate are movably connected up and down; the forming punch is fixedly connected to the upper splint.

Further, the upper die mechanism further includes a first spring, and the first spring is arranged between the upper clamping plate and the stripping back plate.

Further, the air cylinder, the reverse top plate and the stripping plate are all located at the bottom of the stripping back plate, and the protruding direction of the air cylinder is disposed toward the forming punch.

Further, the lower mold mechanism includes a lower mold base, a lower cushion block and a lower template arranged in sequence from bottom to top, the forming die is arranged on the lower template, and the lower top plate is located on the lower template. Below, both the outer ejector bar and the inner ejector bar are movably connected to the lower template.

Further, the bottom of the first guide post is fixedly connected to the stripping back plate, and its free end is movably connected to the upper splint; the top of the second guide post is fixedly connected to the upper splint, and its free end is movably connected the lower template.

Further, the floating material block and the third guide post are respectively located on both sides of the forming punch, and a blocking block is arranged between the third guide post and the stripping plate, and the third guide post is The top of the guide post is connected to the blocking block, and the free end of the third guide post is movably connected to the lower template.

Further, a second spring is arranged between the lower top plate and the lower die base.

Further, the second spring is a nitrogen gas spring.

The utility model provides a molding die for preventing the deformation of thin-material products from stripping, which mainly includes an upper die mechanism and a lower die mechanism, wherein the upper die mechanism includes a forming punch, a guide component and a stripping component, and the lower die mechanism includes Forming die, float block, inner stripper and ejector component, forming punch and forming die are used for stamping and forming of products, guide component is used for guiding the upper die mechanism and lower die mechanism to improve the running accuracy and remove the material. The components, the inner stripping plate, the floating block and the ejecting component work together to eject and strip the product; specifically, the stripping component includes a cylinder, a reverse top plate and a stripping plate, and the ejecting component includes a lower top plate and an outer ejector rod. As well as the inner ejector, when removing the material, first keep the forming punch away from the product, and then keep the product away from the forming die and the inner stripping plate, and control the sequence of stripping to ensure that the product will not be deformed; in general, due to the stripping When feeding, the product will not be in contact with the forming punch, the forming die or the inner stripper, so the product will not be deformed by the extrusion force of the two, thereby improving the production quality of thin-material products.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The accompanying drawings are only for the purpose of illustrating the preferred embodiments, and are not considered to be a limitation of the present invention. Also, the same components are denoted by the same reference numerals throughout the drawings. In the attached image:

Fig. 1 is the structural representation (separated state) of a kind of molding die that prevents thin material product from stripping and deformation provided by the embodiment of the present utility model;

Fig. 2 is the structural representation (downward movement state) of a kind of molding die that prevents thin material product from stripping and deformation provided by the embodiment of the present utility model;

3 is a schematic structural diagram (closed state) of a molding die for preventing thin-material products from being stripped and deformed according to an embodiment of the present utility model;

4 is a schematic structural diagram of a molding die for preventing the stripping and deformation of a thin-material product provided by an embodiment of the present utility model (in a state where the cylinder is ejected);

FIG. 5 is a schematic structural diagram (upward movement state) of a molding die for preventing the thin material product from being stripped and deformed according to an embodiment of the present invention.

Detailed ways

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present disclosure will be more thoroughly understood, and will fully convey the scope of the present disclosure to those skilled in the art.

Example 1:

Referring to Figures 1-5, the figure shows a forming mold for preventing the deformation of thin material products provided by the first embodiment of the present invention, which includes an upper mold mechanism and a lower mold mechanism, and the upper mold mechanism includes a molding punch. 11. Guide assembly and stripping assembly. The stripping assembly includes a cylinder 121, a reverse top plate 122 and a stripping plate 123. The stripping plate 123 is located on the two outer sides of the forming punch 11, and the cylinder 121 and the anti-top plate 122 are located in one of the stripping plates. Outside of 123, the lower die mechanism includes a forming die 21, a floating material block 22, an inner release plate 23 and an ejector assembly. The ejector assembly includes a lower top plate 241, an outer ejector rod 242 and an inner ejector rod 243. The lower top plate 241 moves up and down Connect the lower die mechanism, the bottoms of the outer ejector rod 242 and the inner ejector rod 243 are connected to the lower top plate 241, the lower top plate 241 is located on both sides of the forming die 21, and the top of the inner ejector rod 243 is connected to the inner release plate 23; floating block 22 The lower die mechanism is floating up and down, and is in contact with the stripper plate 123 .

A forming mold for preventing the deformation of thin material products provided by this embodiment mainly includes an upper mold mechanism and a lower mold mechanism, wherein the upper mold mechanism includes a forming punch 11, a guide component and a material removal component, and a lower mold mechanism. Including the forming die 21, the floating material block 22, the inner stripper 23 and the ejector assembly, the forming punch 11 and the forming concave die 21 are used for stamping and forming of the product, and the guide assembly is used for the guidance of the upper die mechanism and the lower die mechanism. To improve the running accuracy, the stripping component, the inner stripping plate 23, the floating block 22 and the ejecting component work together to carry out the ejecting and stripping of the product; specifically, the stripping component includes the cylinder 121, the reverse top plate 122 and the stripping plate 123 , the ejector assembly includes a lower top plate 241, an outer ejector pin 242 and an inner ejector pin 243. When removing the material, the forming punch 11 is first kept away from the product 3, and then the product 3 is kept away from the molding die 21 and the inner stripping plate 23 to control the stripping. order to ensure that the product 3 will not be deformed; in general, since the product 3 will not be in contact with the forming punch 11 and the forming die 21 or the inner stripping plate 23 when the material is removed, the product 3 will not Deformation occurs due to the extrusion force of the two, thereby improving the production quality of thin products.

Embodiment 2:

Referring to Figures 1-5, the figures show a molding die for preventing thin-material products from being stripped and deformed provided by the second embodiment of the present utility model. On the basis of the above-mentioned embodiments, this embodiment further makes the following steps: Improved technical solution: the upper die mechanism includes an upper die base 14, an upper cushion block 15, an upper clamping plate 16 and a stripping back plate 17 arranged in sequence from top to bottom, and the top and bottom of the upper cushion block 15 are fixedly connected to the upper die base respectively. 14 and the upper splint 16, the upper splint 16 and the stripping back plate 17 are movably connected up and down; the forming punch 11 is fixedly connected to the upper splint 16; And the protruding direction of the air cylinder 121 is set toward the forming punch 11 .

Through the above-mentioned further improvements, the present embodiment has the following advantages compared with the prior art: the movable connection between the upper clamping plate 16 and the stripping back plate 17 can drive the stripping back plate 17 to carry out stripping; at the same time, the cylinder 121, The reverse top plate 122 and the stripping plate 123 are disposed at the bottom of the stripping back plate 17, which can control the stripping sequence and facilitate stripping.

Embodiment three:

Referring to Figures 1-5, the figure shows a molding die for preventing thin-material products from being stripped and deformed provided by the third embodiment of the present utility model. On the basis of the above-mentioned embodiments, this embodiment further makes the following steps: Improved technical solution: the lower die mechanism includes a lower die base 25, a lower cushion block 26 and a lower die plate 27 arranged in sequence from bottom to top, the forming die 21 is arranged on the lower die plate 27, and the lower top plate 241 is located below the lower die plate 27. , the outer ejector bar 242 and the inner ejector bar 243 are both movably connected to the lower template 27 . In addition, the inner ejector rod 243 is movably connected to the bottom of the molding die 21 .

Through the above-mentioned further improvements, the present embodiment has the following advantages compared with the prior art: the forming die 21 , the inner release plate 23 , the lower top plate 241 , the inner ejector pin 243 and the outer ejector pin 242 can follow the lower mold plate 27 . Movement up and down.

Embodiment 4:

Referring to Figures 1-5, the figure shows a molding die for preventing the stripping and deformation of thin-material products provided by the fourth embodiment of the present utility model. On the basis of the above-mentioned embodiments, this embodiment further makes the following steps Improved technical solution: the guide assembly includes a first guide post 131, a second guide post 132, and a third guide post 133 arranged on the outer side of the upper die mechanism 21; the bottom of the first guide post 131 is fixed The stripping back plate 17 is connected, and its free end is movably connected to the upper splint 16; the top of the second guide post 132 is fixedly connected to the upper splint 16, and its free end is movably connected to the lower formwork 27; the floating block 22 and the third guide post 133 are respectively located at On both sides of the forming punch 11, a blocking block 19 is provided between the third guide post 133 and the stripper plate 123, the top of the third guide post 133 is connected to the blocking block 19, and the free end of the third guide post 133 is movably connected Template 27 below.

Through the above-mentioned further improvements, the present embodiment has the following advantages compared with the prior art: the first guide post 131 , the second guide post 132 and the third guide post 133 can guide the upper die mechanism and the lower die mechanism, Improve the running accuracy; the floating block 22, the blocking block 19 and the stripping plate 123 jointly fix the edge of the product 3 to prevent the product 3 from falling off.

Embodiment 5:

Referring to Figures 1-5, the figure shows a forming mold for preventing thin material products from stripping and deformation provided by the fifth embodiment of the present utility model. On the basis of the above-mentioned embodiments, this embodiment further makes the following steps Improved technical solution: the upper die mechanism further includes a first spring 18, the first spring 18 is arranged between the upper clamping plate 16 and the stripping back plate 17; a second spring 28 is arranged between the lower top plate 241 and the lower die base 25; The second spring 28 is a gas spring.

Through the above-mentioned further improvement, the present embodiment has the following advantages compared with the prior art: when the upper die mechanism and the lower die mechanism are separated, the first spring 18 and the second spring 28 can provide a reaction force to help the upper clamping plate 16 and the lower die. The stripping back plate 17 is quickly separated, which helps the lower top plate 241 and the lower die base 25 to be quickly separated.

The working principle of the present utility model is described below: when the mold is formed, referring to FIG. 1, the edge of the material is fixed by the floating block 22 and the stripping plate 23, and referring to FIG. 2, the upper mold mechanism goes down, and slowly drives the material downward. When the inner release plate 23 in the forming punch 11 and the forming die 21 is pressed and continues to move downward, the lower top plate 241 will be pushed down by the inner ejector rod 243 until the inner release plate 23 is completely and the forming concave mold. 21 contact, the mold is in a fully closed state at this time, refer to Figure 3; at this time, the cylinder 121 works, refer to Figure 4, pushes the reverse top plate 122 to move, and enters between the outer ejector rod 243 and the stripping back plate, at this time the outer ejector rod The position is fixed; referring to Figure 5, when the mold is unloaded, the upper mold mechanism and the lower mold mechanism are separated, the upper mold mechanism moves upward, and the forming punch moves upwards accordingly until it is separated from the product. The position is fixed, and the lower top plate and the inner ejector rod will not move relative to each other, so the inner stripping plate will not move upward until the product is completely separated from the inner stripping plate. The rod can move up along the stripping back plate, and the lower top plate, the inner ejector rod and the inner stripping plate can move upwards synchronously until the upper and lower mold mechanisms are completely separated, refer to Figure 1; in the closed and separated state of the entire mold, the floating material The block is firmly against the stripper plate to secure the edge of the product.

Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present utility model fall within the scope of the claims of the present utility model and their equivalents, the present utility model is also intended to include these modifications and variations.

Claims (10)

1. The forming die for preventing the thin product from being stripped and deformed is characterized by comprising an upper die mechanism and a lower die mechanism, wherein the upper die mechanism comprises a forming male die (11), a guide assembly and a stripping assembly, the stripping assembly comprises a cylinder (121), a reverse top plate (122) and a stripping plate (123), the stripping plate (123) is positioned on two outer sides of the forming male die (11), the cylinder (121) and the reverse top plate (122) are positioned on one of the outer sides of the stripping plate (123), the lower die mechanism comprises a forming female die (21), a floating block (22), an inner stripping plate (23) and an ejection assembly, the ejection assembly comprises a lower top plate (241), an outer ejector rod (242) and an inner ejector rod (243), the lower top plate (241) is movably connected with the lower die mechanism from top to bottom, the bottoms of the outer ejector rod (242) and the inner ejector rod (243) are connected with the lower top plate (241), the lower top plate (241) is positioned at two sides of the forming female die (21), and the top of the inner ejector rod (243) is connected with the inner stripper plate (23); the floating material block (22) is connected with the lower die mechanism in a vertically floating mode and is in contact connection with the stripper plate (123).

2. The forming die for preventing stripping deformation of thin material products as claimed in claim 1, wherein said guide assembly comprises a first guide post (131), a second guide post (132) and a third guide post (133) which are respectively arranged at two outer sides of said upper die mechanism and said forming die (21).

3. The forming die for preventing the stripping deformation of the thin material product as claimed in claim 2, wherein the upper die mechanism comprises an upper die holder (14), an upper cushion block (15), an upper clamping plate (16) and a stripping back plate (17) which are sequentially arranged from top to bottom, the top and the bottom of the upper cushion block (15) are respectively fixedly connected with the upper die holder (14) and the upper clamping plate (16), and the upper clamping plate (16) and the stripping back plate (17) are movably connected up and down; the forming convex die (11) is fixedly connected with the upper clamping plate (16).

4. The forming die for preventing stripping deformation of thin material products as claimed in claim 3, characterized in that the upper die mechanism further comprises a first spring (18), and the first spring (18) is arranged between the upper clamping plate (16) and the stripping back plate (17).

5. The forming die for preventing stripping deformation of thin material products as claimed in claim 4, characterized in that the air cylinder (121), the counter top plate (122) and the stripping plate (123) are all located at the bottom of the stripping back plate (17), and the extending direction of the air cylinder (121) is arranged towards the forming punch (11).

6. The forming die for preventing the stripping deformation of the thin material product as claimed in claim 5, wherein the lower die mechanism comprises a lower die holder (25), a lower cushion block (26) and a lower die plate (27) which are sequentially arranged from bottom to top, the forming female die (21) is arranged on the lower die plate (27), the lower top plate (241) is positioned below the lower die plate (27), and the outer ejector rod (242) and the inner ejector rod (243) are both movably connected with the lower die plate (27).

7. The forming die for preventing stripping deformation of thin material products as claimed in claim 6, characterized in that the bottom of the first guide pillar (131) is fixedly connected with the stripping back plate (17), and the free end thereof is movably connected with the upper clamping plate (16); the top of the second guide post (132) is fixedly connected with the upper clamping plate (16), and the free end of the second guide post is movably connected with the lower template (27).

8. The forming die for preventing the stripping deformation of the thin material product as claimed in claim 7, wherein the float block (22) and the third guide pillar (133) are respectively located at two sides of the forming punch (11), a material blocking block (19) is arranged between the third guide pillar (133) and the stripping plate (123), the top of the third guide pillar (133) is connected with the material blocking block (19), and the free end of the third guide pillar (133) is movably connected with the lower template (27).

9. The forming die for preventing the stripping deformation of the thin material product as claimed in claim 8, characterized in that a second spring (28) is arranged between the lower top plate (241) and the lower die holder (25).

10. The forming die for preventing stripping deformation of thin material products as claimed in claim 9, characterized in that the second spring (28) is a nitrogen gas spring.

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