CN210387200U

CN210387200U - Bending die

Info

Publication number: CN210387200U
Application number: CN201920764679.XU
Authority: CN
Inventors: 陈省炎
Original assignee: Dongguan Kinyet Metal Products Co ltd
Current assignee: Dongguan Kinyet Metal Products Co ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-04-24
Anticipated expiration: 2029-05-24

Abstract

The utility model belongs to the technical field of moulds, in particular to a bending mould, which comprises a lower mould seat, a lower mould core, a slide block insert and a movable block, wherein the lower mould seat is provided with a bending station, and an ejector pin mechanism for ejecting materials is arranged in the lower mould seat; the lower die core is arranged on the bending station and is used for bending a product in cooperation with an upper die of the bending die; the sliding block insert is arranged at the die closing end of the lower die core and provided with a sliding groove; the movable block is connected in the chute in a sliding manner, and the movable block is fixedly connected with the telescopic end of the ejector pin mechanism of the bending die. The beneficial effects of the utility model reside in that: the last mould and the lower mould separation of the mould of bending, thimble mechanism in the die holder promotes the movable block and slides along the spout toward the direction of product, makes the movable block interfere the product and with product jack-up, makes the product drawing of patterns immediately after the shaping, gets the material for operating personnel and provides convenient, improves and gets material speed, and then improves production efficiency.

Description

Bending die

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to a mould of bending.

Background

The bending die is a tool used for forming and processing a plate by a bending machine, the tool comprises various parts, and different dies comprise different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. And a tool for forming the blank into a product with a specific shape and size under the pressure of the bending machine.

The bending die is generally used for bending a product in a moving process of a die core during die assembly; however, in the actual working process of the bending die in the prior art, since the product is extruded through the pressing surface of the die core, the product is adhered to the end surface of the die core, so that the product is difficult to demould, and the production efficiency is seriously affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould of bending aims at solving the easy adhesion of product in the mould of bending among the prior art after the shaping on the pressfitting face of mould benevolence, leads to the product to take off the material difficulty, and inconvenient material of getting influences production efficiency's technical problem.

In order to achieve the above purpose, an embodiment of the present invention provides a bending mold, which includes a lower mold base, a lower mold core, a slider insert and a movable block, wherein the lower mold base is provided with a bending station, and an ejector pin mechanism for ejecting material is arranged in the lower mold base; the lower die core is arranged on the bending station and is used for bending a product in cooperation with an upper die of the bending die; the sliding block insert is arranged at the die closing end of the lower die core and provided with a sliding groove; the movable block is connected in the chute in a sliding manner, and the movable block is fixedly connected with the telescopic end of the ejector pin mechanism of the bending die.

Optionally, the slider insert is provided with a pressing surface for abutting against a product, the slider insert is provided with a mounting surface opposite to the pressing surface, and the slider insert is perpendicular to the pressing surface and side walls of the mounting surface and hollowed out to form the sliding groove.

Optionally, the mounting surface is formed on the lower end surface of the slider insert, and the press-fit surface is formed on the upper end surface of the slider insert; the side wall of the chute and the mounting surface are obliquely arranged, and the included angle between the side wall of the chute and the mounting surface is 70-80 degrees.

Optionally, the sliding groove penetrates through the pressing surface and the mounting surface.

Optionally, one end of the sliding groove, which is close to the mounting surface, is provided with a bottom wall, and the bottom wall is provided with a through hole, and the through hole is used for the telescopic end of the ejector pin mechanism to penetrate and be fixedly connected with the movable block.

Optionally, the lateral wall of movable block is equipped with at least one back of the body the fin that the movable block extends, the lateral wall fretwork of spout have with the recess of fin sliding fit.

Optionally, the lateral wall of fin is equipped with dorsad the card rib that the fin extends, the inner wall fretwork of recess have with the draw-in groove of card rib sliding fit.

Optionally, the slider insert is provided with two countersunk holes, the two countersunk holes are located on two sides of the sliding groove, the countersunk holes penetrate through the pressing surface and the mounting surface, and screws pass through the countersunk holes to be connected with the threaded holes of the lower die core in an adaptive manner.

Optionally, the number of the convex ribs is two, and the two convex ribs are arranged at regular intervals along the length direction of the movable block.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the mould of bending have one of following technological effect at least: the upper die and the lower die of the bending die are separated, and the ejector pin mechanism in the lower die holder pushes the movable block to slide along the chute in the direction of the product, so that the movable block interferes with the product to jack the product; the bending die in the prior art has the problems that the product is adhered to the end surface of the die core after being formed, an operator needs to apply force to take the material, the material stripping difficulty is increased, and the production efficiency is influenced; the utility model discloses can make the product drawing of patterns at once after the shaping, it is convenient to get the material for operating personnel, improves and gets material speed, and then improves production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a structural diagram of a bending die provided in the embodiment of the present invention.

Fig. 2 is a working principle diagram of the bending die provided by the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the slider insert and the movable block provided by the embodiment of the present invention.

Fig. 4 is a top view of the slider insert and the movable block of fig. 1.

Fig. 5 is an enlarged view of a in fig. 4.

Fig. 6 is a sectional view taken along line a-a in fig. 4.

Fig. 7 is a schematic structural diagram of the movable block during material ejection provided by the embodiment of the present invention.

Fig. 8 is an enlarged view of B in fig. 7.

Fig. 9 is a schematic structural view illustrating a movable block in a slider structure having a bottom wall and a chute according to another embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-slide block insert 2-movable block 10-sliding chute

11-laminating surface 100-perforation 12-countersunk unthreaded hole

20-convex rib 13-groove 200-clamping rib

130-clamping groove 3-lower die holder 4-lower die core

5-thimble mechanism

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-9 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, when referring to the orientation or positional relationship indicated in the drawings, are used for convenience in describing the embodiments of the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second", and the like, when appearing, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, terms such as "mounted," "connected," "fixed," and the like shall be understood in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 9, a bending mold includes a lower mold base 3, a lower mold core 4, a slider insert 1 and a movable block 2, wherein the lower mold base 3 is provided with a bending station, and an ejector pin mechanism 5 for ejecting material is arranged in the lower mold base 3; the lower die core 4 is arranged on the bending station and the lower die core 4 is used for bending a product in cooperation with an upper die of the bending die; the sliding block insert 1 is arranged at the die closing end of the lower die core 4, and the sliding block insert 1 is provided with a sliding groove 10; the movable block 2 is connected in the sliding groove 10 in a sliding mode, and the movable block 2 is fixedly connected with the telescopic end of the ejector pin mechanism 5 of the bending die. After a product is formed, an upper die and a lower die of the bending die are separated, and the ejector pin mechanism 5 in the lower die holder 3 pushes the movable block 2 to slide along the chute 10 to the direction of the product, so that the movable block 2 interferes with the product to jack the product; and the mould of bending among the prior art, it has the product adhesion to get the material at the terminal surface of mould benevolence after the shaping, needs the operating personnel application of force, increases and takes off the material degree of difficulty, influences production efficiency's problem, the utility model discloses can make the product drawing of patterns at once after the shaping, it is convenient to get the material for operating personnel, improves and gets material speed, and then improves production efficiency.

In another embodiment of the present invention, as shown in fig. 3, the slider insert 1 is provided with a pressing surface 11 for abutting against a product, the slider insert 1 is provided with a mounting surface (not marked by a reference numeral) opposite to the pressing surface 11, and the slider insert 1 is perpendicular to the pressing surface 11 and the side wall of the mounting surface, which is hollowed out to form the sliding chute 10.

In another embodiment of the present invention, as shown in fig. 6 to 8, the mounting surface is formed on the lower end surface of the slider insert 1, and the press-fit surface 11 is formed on the upper end surface of the slider insert 1; the side wall of the sliding chute 10 and the mounting surface are obliquely arranged, and the included angle between the side wall of the sliding chute 10 and the mounting surface is in the range of 70-80 degrees; specifically, spout 10 is the slope setting for the in-process that the movable block 2 promoted the product toward the slope top along spout 10, the tip of movable block 2 and product butt drives the product and carries out slight removal, improves the drawing of patterns effect of product.

In another embodiment of the present invention, as shown in fig. 7, the sliding groove 10 penetrates through the pressing surface 11 and the mounting surface, so that the retractable end of the thimble mechanism 5 can extend into the sliding groove 10, and meanwhile, the structure of the sliding groove 10 is convenient for processing.

In another embodiment of the utility model, as shown in fig. 9, the spout 10 is close to the one end of installation face is equipped with the diapire, the diapire is equipped with perforation 100, perforation 100 supplies the flexible end of thimble mechanism pass and with 2 fixed connection of movable block, such structure is convenient for bend the mould when the installation, can install as a whole, improves the installation convenience, during the installation, will earlier the movable block 2 is installed in the spout 10 to slide it extremely the diapire of spout 10, will be whole again bend the mould and install on predetermineeing the station, accomplish the installation.

In another embodiment of the present invention, as shown in fig. 4 and 5, in another embodiment of the present invention, the slider insert 1 is provided with two countersunk holes 12, the number of the countersunk holes 12 is two, two the countersunk holes 12 are located on two sides of the sliding slot 10, the countersunk holes 12 run through the press-fit surface 11 and the mounting surface, the countersunk holes 12 are used for the screw to pass through and are connected to the screw hole of the lower mold core, during the installation, the screw passes through the countersunk holes 12, and lies in the screw hole threaded connection of the lower mold core, and then the fixed slider insert 1, the installation mode of the screw lock pair can improve the installation effect.

In another embodiment of the present invention, as shown in fig. 5, the side wall of the movable block 2 is provided with at least one protruding rib 20 extending away from the movable block 2, and the side wall of the sliding groove 10 is hollowed with a groove 13 slidably fitting with the protruding rib 20; the convex rib 20 is matched with the groove 13 to guide the sliding block to slide along the sliding groove 10, so that the stability of the sliding block is improved.

In another embodiment of the present invention, as shown in fig. 5 and 8, the side wall of the protruding rib 20 is provided with a blocking rib 200 extending away from the protruding rib 20, and the inner wall of the groove 13 is hollowed with a slot 130 slidably fitting with the blocking rib 200; the fin 20 with the tip of card rib 200 all is the fillet setting, card rib 200 with draw-in groove 130 cooperation is in with the movable block 2 restriction in the spout 10, prevent that the movable block 2 from droing at the slip in-process.

In another embodiment of the present invention, as shown in fig. 4, the number of the ribs 20 is two, two of the ribs 20 are arranged along the length direction of the movable block 2 at regular intervals, and two of the ribs 20 can increase the structural strength and improve the guiding effect.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a mould of bending which characterized in that includes:

the lower die base is provided with a bending station, and an ejector pin mechanism for ejecting materials is arranged in the lower die base;

the lower die core is arranged on the bending station and is used for bending a product in a matching way with the upper die of the bending die;

the sliding block insert is arranged at the die closing end of the lower die core and provided with a sliding groove;

the movable block is connected in the chute in a sliding manner, and the movable block is fixedly connected with the telescopic end of the ejector pin mechanism of the bending die.

2. The bending die of claim 1, wherein: the slider insert is provided with a pressing surface used for being abutted to a product, the slider insert is provided with an installation surface opposite to the pressing surface, and the slider insert is perpendicular to the pressing surface and the side wall of the installation surface and is hollowed to form the sliding groove.

3. The bending die of claim 2, wherein: the mounting surface is formed on the lower end face of the slider insert, and the pressing surface is formed on the upper end face of the slider insert; the side wall of the chute and the mounting surface are obliquely arranged, and the included angle between the side wall of the chute and the mounting surface is 70-80 degrees.

4. The bending die of claim 3, wherein: the sliding groove penetrates through the pressing surface and the mounting surface.

5. The bending die of claim 3, wherein: the sliding groove is provided with a bottom wall at one end close to the mounting surface, the bottom wall is provided with a through hole, and the through hole is used for the telescopic end of the thimble mechanism to penetrate and is fixedly connected with the movable block.

6. The bending die according to any one of claims 2 to 5, wherein: the lateral wall of movable block is equipped with at least one back of the body the fin that the movable block extends, the lateral wall fretwork of spout have with the recess of fin slip adaptation.

7. The bending die of claim 6, wherein: the lateral wall of fin is equipped with dorsad the card rib that the fin extends, the inner wall fretwork of recess have with the draw-in groove of card rib sliding fit.

8. The bending die of claim 7, wherein: the number of convex ribs is two, and the two convex ribs are arranged at equal intervals along the length direction of the movable block.

9. The bending die of claim 8, wherein: the slider inserts are provided with two countersunk holes, the two countersunk holes are located on two sides of the sliding groove and penetrate through the laminating surface and the mounting surface, and screws penetrate through the countersunk holes to be connected with the threaded holes of the lower die core in an adaptive mode.