CN218252472U - Two-way slider formula bending structure of stamping die - Google Patents

Abstract

The utility model discloses a two-way slider type bending structure of a stamping die, which comprises a stripping insert fixing seat fixed at the bottom of a stripping plate, wherein the lower part of the stripping insert fixing seat is provided with two symmetrical stripping slider forming inserts in a sliding manner, the bottom of the stripping slider forming insert is provided with a bending part, and the bending part presses a hardware material belt downwards and is matched with a lower die forming piece to complete the bending forming operation; one side of the material stripping sliding block forming insert is provided with an elastic reset piece, the other side of the material stripping sliding block forming insert is provided with a side open groove, the upper end and the lower end of the side open groove are respectively inserted with an upper die slotting tool and a lower die slotting tool which can move up and down, and the upper die slotting tool and the lower die slotting tool synchronously enter the through hole groove to enable the two bending blocks to be away from each other. This device is bent by the work of activity about slotting tool and spring cooperation are accomplished, can not cause the scotch for the five metals material area, and the size of bending is stable, has improved production efficiency.

Description

Two-way slider formula bending structure of stamping die

Technical Field

The utility model relates to a stamping die's mechanism of bending improves design technical field, especially relates to a stamping die's two-way slider formula bending structures.

Background

In the prior art, with the popularization of types of hardware stamping dies, various hardware products are layered endlessly, and for the bending and forming of hardware, various types of terminals or elastic sheets can be produced by continuously bending a hardware material belt.

However, for a special bending product, such as a bidirectional bending terminal or a spring plate, the two bending directions are designed to be close to each other. To this type of five metals material area bend in design process, generally can divide into two parts of bending with the tradition mode and come the shaping left side or the right, adopt the slider structure to bend respectively according to precedence and then drawing of patterns, the inconsistent condition of size can appear in such design in punching press production, if the size in the forming process of the left side is more unstable, the regular size change is out of tolerance, then the size in the forming process of the right also can follow the height difference that appears, also cause the product scotch easily, lead to staff to frequently shut down the die repair debugging and waste the relevant resource of company, increase manufacturing cost, and the production efficiency is reduced.

Therefore, the bidirectional slide block type bending structure of the stamping die is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that exists among the prior art, and the two-way slider formula bending structure of a stamping die who proposes, the work of activity is bent about accomplishing by slotting tool and spring cooperation, because the slotting tool is the cooperation of accomplishing earlier and taking off the material slider shaping income son, takes off the material slider shaping to go into the son and contacts the five metals material area again, can not cause the scotch for the five metals material area, the stable size of bending has improved production efficiency, the cost is reduced.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a stamping die's two-way slider formula bending structure, stamping die is including the upper die base that sets gradually, the upper padding plate, the cope match-plate pattern, take off the backplate, take off the flitch, the lower bolster, lower bolster and die holder, the upper die base, the upper padding plate, the cope match-plate pattern, take off the backplate and take off the flitch and constitute the mould, the lower bolster, lower bolster and die holder constitute the lower mould, install lower mould formed part and lower mould floatage piece on the lower bolster, the five metals material area has been placed on the lower mould floatage piece, second spring is connected through the buoyancy lift pin to lower mould floatage piece bottom, the buoyancy lift pin runs through the lower bolster, the second spring sets up in the cavity of die holder. The bidirectional sliding block type bending structure comprises a stripping insert fixing seat fixed at the bottom of a stripping plate, two symmetrical stripping sliding block forming inserts are arranged on the lower portion of the stripping insert fixing seat in a sliding mode, a bending portion is machined at the bottom of each stripping sliding block forming insert, and the bending portion presses a hardware material belt downwards and is matched with a lower die forming piece to complete bending forming operation; one side of the material stripping sliding block forming insert is provided with an elastic reset piece, the other side of the material stripping sliding block forming insert is provided with a side open slot, the upper end and the lower end of the side open slot are respectively inserted with an upper mould slotting tool and a lower mould slotting tool which can move up and down, the upper mould slotting tool and the lower mould slotting tool synchronously enter the through hole slots to enable the two bending blocks to be away from each other, namely, the side open slot is simultaneously extruded by the upper mould slotting tool and the lower mould slotting tool, so that the material stripping sliding block forming insert moves towards two sides, and the two bending blocks move outwards.

Furthermore, the material removing slide block molding insert is movably arranged in the cavity of the material removing plate, and one end of the elastic resetting piece is contacted with the inner wall of the cavity, so that the two bending parts are mutually close to each other and are attached together under the action of the elastic resetting piece.

Furthermore, a blind hole is processed at one side of the material-removing sliding block forming insert, and an elastic resetting piece is arranged in the blind hole.

Furthermore, as mentioned above, one side of the material-removing slider forming insert is provided with two blind holes, and the elastic reset piece is a first spring.

Furthermore, as mentioned above, a T-shaped groove is processed at the top of the material-removing slider molding insert, a T-shaped block is processed at the bottom of the material-removing insert fixing seat, and the T-shaped groove is connected to the T-shaped block in a sliding manner.

Furthermore, as above, the stripping insert fixing seat is connected to the stripping plate through a bolt to play a role in balancing and stabilizing, and a through hole matched with the upper die slotting tool is processed on the stripping insert fixing seat.

Further, as mentioned above, the upper die slotting tool is installed and fixed between the upper backing plate and the upper die plate, the upper die slotting tool penetrates through the stripper plate and the stripper insert fixing seat, the lower die slotting tool is fixedly installed between the lower die plate and the lower backing plate, and the top of the lower die slotting tool is located in the side slot of the stripper slide block molding insert.

Further, as above, the upper die slotting tool and the lower die slotting tool are both composed of a cuboid and a cylinder, the top of the cylinder is processed with a conical part, and the diameter of the cylinder is smaller than the side length of the cuboid.

Further, the upper width of the side slots as described above is less than half the diameter of the cylinder and the lower width of the side slots is greater than half the diameter of the cylinder.

Furthermore, as mentioned above, the fixing seat of the stripper insert is provided with two screw holes and two through holes for accommodating the upper die slotting tools, the side of the stripper slide block forming insert is provided with two slots, and the lower die slotting tools are provided with two slots.

Compared with the prior art, the beneficial effects of the utility model are that: this device is bent by the work of slotting tool and spring cooperation completion left and right sides activity, because the slotting tool is one step earlier accomplish with take off the cooperation that the material slider shaping goes into the son, takes off the shaping of material slider and goes into son and contact the five metals material area again, can not cause the scotch for the five metals material area, the size of bending is stable, adopts traditional slider formula principle, will improve the process that falls into two steps and bend and merge into one step of bending, has improved production efficiency, the cost is reduced.

Drawings

FIG. 1 is a schematic view of a closed state of a stamping die during bidirectional bending operation;

FIG. 2 is a schematic view of the mold opening state of the stamping mold during bidirectional bending operation;

FIG. 3 is a view of the mold closing structure of the present invention;

FIG. 4 is a drawing of the die sinking structure of the present invention;

fig. 5 is an exploded view of the present invention.

In the figure: 1. inserting a cutter on the upper die; 2. a bolt; 3. a stripping insert fixing seat; 4. a first spring; 5. forming an insert by using a stripping slide block; 6. inserting a cutter into the lower die; 7. a lower die forming part; 8. a lower die floating material block; 9. a buoyant lift pin; 10. a second spring; 11. an upper base plate; 12. mounting a template; 13. removing the back plate; 14. a material removing plate; 15. a lower template; 16. and a lower cushion plate.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is noted that, unless explicitly stated or limited otherwise, the terms "fixed," "mounted," "connected," "disposed," and the like are used in a generic sense, e.g., when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be fixedly connected, removably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

Referring to fig. 1-5, embodiment one, the utility model discloses a two-way slider formula bending structure of stamping die, stamping die is including the upper die base that sets gradually, upper padding plate 11, upper template 12, take off backplate 13, take off flitch 14, lower bolster 15, lower bolster 16 and die holder, the upper die base, upper padding plate 11, upper template 12, take off backplate 13 and take off flitch 14 and constitute the mould, lower bolster 15, lower bolster 16 and die holder constitute the lower mould, install lower mould shaped part 7 and lower mould floaty piece 8 on the lower template 15, placed the five metals material area on the lower mould floaty piece 8, second spring 10 is connected through buoyancy lift pin 9 in lower mould floaty piece 8 bottom, buoyancy lift pin 9 runs through lower bolster 16, second spring 10 sets up in the cavity of die holder.

The bidirectional slider type bending structure comprises a stripping insert fixing seat 3 fixed at the bottom of a stripping plate 13, two symmetrical stripping slider forming inserts 5 are arranged on the lower portion of the stripping insert fixing seat 3 in a sliding mode, a bending portion is machined at the bottom of each stripping slider forming insert 5, and the bending portion presses a metal material belt downwards and is matched with a lower die forming part 7 to complete bending forming operation; the elastic reset piece is arranged on one side of the material removing slider forming insert 5, the side of the material removing slider forming insert 5 is provided with a side open groove, the upper end and the lower end of the side open groove are respectively inserted with an upper mould slotting tool 1 and a lower mould slotting tool 6 which can move in a lifting manner, the upper mould slotting tool 1 and the lower mould slotting tool 6 synchronously enter the through hole groove to enable the two bending blocks to be away from each other, namely, the side open groove is extruded simultaneously through the upper mould slotting tool 1 and the lower mould slotting tool 6, the acting force of the elastic reset piece is overcome, the material removing slider forming insert 5 moves towards two sides, the two bending blocks move outwards, the position of the bending part moves outwards until stopping, at the moment, the bending part is driven to descend until contacting a hardware material belt along with downward stamping of the upper mould, and continues to be pressed downwards and bent.

Embodiment two, as shown in fig. 1-4, on the basis of the technical scheme of embodiment one, the utility model discloses a two-way slider formula bending structure of stamping die to the sub-structure and the theory of operation of slider shaping income, take off that the shaping of material slider is gone into sub 5 mobilizable installing in the cavity of taking off flitch 14, the one end contact inner wall of this cavity of elasticity piece that resets, because take off flitch 14 rigidity unchangeable, under the effort that elasticity resets, take off the shaping of material slider and go into sub 5 and draw close to the center for two bending part be close to each other and paste together under the effect that elasticity resets. Furthermore, one side of the material-removing sliding block forming insert 5 is processed with a blind hole, an elastic reset piece is arranged in the blind hole, and the blind hole is easy to process and install. Furthermore, as mentioned above, one side of the material-removing slider forming insert 5 is provided with two blind holes, the two blind holes are symmetrically arranged, the elastic reset piece is the first spring 4, and the working parameters of the first spring 4 are consistent, so that the elastic force of the material-removing slider forming insert 5 is uniform and stable.

In addition, the stripping slider forming insert 5 is arranged in a horizontal sliding mode, concretely, a T-shaped groove is processed at the top of the stripping slider forming insert 5, a T-shaped block is processed at the bottom of the stripping insert fixing seat 3, the T-shaped groove is connected to the T-shaped block in a sliding mode, namely, the stripping slider forming insert 5 is horizontally hung on the stripping insert fixing seat 3, the stripping slider forming insert 5 horizontally slides outwards when two slotting tools are inserted into side slotting, when the two slotting tools are separated from the side slotting, the first spring 4 pushes the stripping inserts to be close to the center for laminating, therefore, the positions of the two bending portions are changed, the two bending portions are mutually far away before bending forming, the hardware material belt is bent to form two bending angles simultaneously, then when demoulding, the two slotting tools are far away from the side slotting, the first spring 4 resets to enable the two bending portions to be close to each other, so that the bending portions are demoulded from the bending angles of the hardware, and the product quality cannot be affected by material blocking.

Third embodiment, as shown in fig. 2, on the basis of the technical scheme of first embodiment, the utility model discloses a stamping die's two-way slider formula bending structure to two-way bending and slip operation, take off material income sub-fixing base 3 through bolt 2 connection on taking off backplate 13, play balanced stable effect, take off to process on the material income sub-fixing base 3 have with last mould slotting tool 1 matched with through-hole. Further, last mould slotting tool 1 install and fix between upper padding plate 11 and cope match-plate pattern 12, wherein, cope match-plate pattern 12 and take off still to be equipped with spring and pendant between the backplate 13, omit on the attached drawing 2 and do not mark, make cope match-plate pattern 12 can drive and take off backplate 13 and rise and can separate mutually under the spring action power between the two, and then make last mould slotting tool 1 break away from the side fluting of taking off the shaping income of material slider 5, do not exert the effort to the portion of bending, the elasticity of first spring 4 makes two portions of bending draw close the laminating mutually this moment. A spring can also be arranged between the stripper plate 14 and the lower template 15 to assist in opening the die.

Fourth embodiment, as shown in fig. 5, on third embodiment's technical scheme's basis, the utility model discloses a stamping die's two-way slider formula bending structure to last mould slotting tool 1 and lower mould slotting tool 6's installation and structural design, take off to process on the material income sub-fixing base 3 and have two screws and two holding go up the through-hole of mould slotting tool 1, take off the side fluting processing of material slider shaping income sub-5 two, lower mould slotting tool 6 is equipped with two. Further, last mould slotting tool 1 and lower mould slotting tool 6 constitute by cuboid and cylinder, the cylinder top has all processed the toper portion for extrude the side fluting and push away two and take off the material slider shaping income son 5, the diameter of cylinder is less than the length of side of cuboid. Specifically, the width of the upper part of the side slot is smaller than half of the diameter of the cylinder, the width of the lower part of the side slot is larger than half of the diameter of the cylinder, and for the parameter design of the side slot, in order to reduce the stroke of the whole opening and closing die, because the lower die slotting tool 6 is always fixed, the length of the lower die slotting tool is related to the demoulding stroke, so that the diameter of the lower part of the side slot is increased to be larger than that of the cylinder part, and the lower die slotting tool 6 can be partially kept in the side slot to realize demoulding. Further, the upper die slotting tool 1 penetrates through the stripping back plate 13 and the stripping insert fixing seat 3, the lower die slotting tool 6 is fixedly installed between the lower die plate 15 and the lower backing plate 16, and the top of the lower die slotting tool 6 is located in a side opening groove of the stripping sliding block forming insert 5.

Combining the schematic diagrams of the die opening and closing states shown in fig. 1 and fig. 2, driving the upper die base to move downwards along with the work of the punch press, enabling the side open groove of the material removing slider forming insert 5 to contact with the lower die slotting tool 6 at first, overcoming the elasticity of the first spring 4 under the extrusion of the lower die slotting tool 6, enabling the two side open grooves to be outwards extruded and kept away from each other until the distance between the two bending parts is the largest, enabling the horizontal positions of the two bending parts to be in place, then enabling the material removing slider forming insert 5 to continue to move downwards and contact with the hardware material belt, continuing to move downwards, completing the forming of two bending angles simultaneously under the matching of the lower die forming part 7 and the lower die floating material block 8, and enabling the whole stamping die to be in a die closing state. When a stamping die starts to be demolded, the upper portion of a punch rises to drive the whole upper die to rise, the upper die plate 12 and the demoulding plate 13 are firstly separated under the action of the spring and the hanging piece, the upper die slotting tool 1 in the side slotting is separated, the upper die continues to rise, the hanging piece drives the demoulding plate 13 and the demoulding plate 14 to rise, the lower die slotting tool 6 is separated from the side slotting, two bending portions are mutually close to be attached under the action force of the first spring 4, in the rising process, the second spring 10 pushes the buoyancy lifting pin 9 to enable the lower die floating block 8 to support the hardware material belt, and therefore the bending angle operation that the bending portions are separated from the hardware material belt is completed. Bending before improving needs to divide two steps to go on, needs process time long, and the size of bending for the first time is relatively unstable in punching production, and the size that leads to bending for the second time also can follow the height difference that appears, also causes the product scotch easily.

The utility model discloses in the device, each parts assembling relation and the selection of size parameter that involve are prior art or material, and affiliated technical staff can directly purchase or order from the market according to required product model and specification.

The electrical components presented in the text are all electrically connected with an external master controller and 220V commercial power or industrial power, and the master controller can be a conventional known device with a control function such as a computer.

The above description is only a preferred embodiment of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the embodiments presented above, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered as exemplary and not restrictive in any way, and any person skilled in the art should be considered as the technical scope of the present invention, and all equivalent substitutions or changes according to the technical solution of the present invention and the inventive concept thereof should be covered by the protection scope of the present invention.

Claims (10)

1. A two-way slider type bending structure of a stamping die comprises an upper die base, an upper padding plate, an upper die plate, a stripping plate, a lower die plate, a lower padding plate and a lower die base which are sequentially arranged, wherein a lower die forming piece and a lower die floating piece are installed on the lower die plate; one side of the material stripping sliding block forming insert is provided with an elastic reset piece, the other side of the material stripping sliding block forming insert is provided with a side open groove, the upper end and the lower end of the side open groove are respectively inserted with an upper die slotting tool and a lower die slotting tool which can move up and down, and the upper die slotting tool and the lower die slotting tool synchronously enter the through hole groove to enable the two bending blocks to be away from each other.

2. The bidirectional slider type bending structure of a stamping die as claimed in claim 1, wherein the stripper slider is movably mounted in a cavity of the stripper plate, one end of the elastic restoring member contacts an inner wall of the cavity, and the two bending portions approach each other and are attached together under the action of the elastic restoring member.

3. The bidirectional slider type bending structure of a stamping die as claimed in claim 2, wherein a blind hole is processed at one side of the stripper slider forming insert, and an elastic reset member is arranged in the blind hole.

4. The bidirectional slide block type bending structure of the stamping die as claimed in claim 3, wherein one side of the stripper slide block forming insert is provided with two blind holes, and the elastic return member is a first spring.

5. The bidirectional slide block type bending structure of the stamping die as claimed in claim 1, wherein a T-shaped groove is formed at the top of the material removing slide block molding insert, a T-shaped block is formed at the bottom of the fixing seat of the material removing insert, and the T-shaped groove is connected to the T-shaped block in a sliding manner.

6. The bidirectional slide block type bending structure of the stamping die as claimed in claim 5, wherein the stripper insert holder is connected to the stripper plate by a bolt, and a through hole matched with the upper die slotting tool is processed on the stripper insert holder.

7. The bidirectional slider type bending structure of the stamping die as claimed in claim 6, wherein the upper die slotting tool is installed and fixed between the upper backing plate and the upper die plate, the upper die slotting tool penetrates through the stripper plate and the stripper insert fixing seat, the lower die slotting tool is fixedly installed between the lower die plate and the lower backing plate, and the top of the lower die slotting tool is located in a side slot of the stripper slide forming insert.

8. The bidirectional slider type bending structure of a stamping die as recited in claim 7, wherein the upper and lower die slotting tools are each composed of a rectangular parallelepiped and a cylinder, the top of the cylinder is processed with a tapered portion, and the diameter of the cylinder is smaller than the side length of the rectangular parallelepiped.

9. The bidirectional slider type bending structure of a stamping die as recited in claim 8, wherein the width of the upper portion of the side slot is less than half of the diameter of the cylinder, and the width of the lower portion of the side slot is greater than half of the diameter of the cylinder.

10. The bidirectional slide block type bending structure of the stamping die as claimed in claim 9, wherein the fixed seat of the stripper insert is provided with two screw holes and two through holes for accommodating the upper die slotting tools, the side of the stripper insert formed by the stripper slide block is provided with two slots, and the lower die slotting tools are provided with two slots.

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