CN216606768U

CN216606768U - 90 poor forming die that unloads of section

Info

Publication number: CN216606768U
Application number: CN202123453998.5U
Authority: CN
Inventors: 王克文; 张一帆; 张迎年
Original assignee: ANHUI LIYUAN NUMERICAL CONTROL CUTTING TOOL AND PATTERNS MANUFACTURING CO LTD
Current assignee: ANHUI LIYUAN NUMERICAL CONTROL CUTTING TOOL AND PATTERNS MANUFACTURING CO LTD
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-27
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a 90-degree section difference unloading forming die, and belongs to the technical field of bending dies. The stamping die comprises an upper die and a lower die which are matched for use, wherein a right-angle stamping part and a W-shaped stamping part which are in a V-shaped structure are arranged at the bottom of the upper die; the top of lower mould and the corresponding position of right angle punching press portion are provided with assorted right angle shaping portion, and the top of lower mould and the corresponding position of W type punching press portion have seted up movable chamber, install the ejector pad in the movable chamber, the top and the W type punching press portion shape phase-match of ejector pad. Aiming at the technical problems in the prior art, the utility model provides the 90-degree section difference unloading forming die which can be used for forming the W-shaped bending workpiece structure with right-angle bending at one time, and has the advantages of high bending precision, convenience in operation, unloading and demolding and higher production efficiency.

Description

90 poor forming die that unloads of section

Technical Field

The utility model relates to the technical field of bending dies, in particular to a 90-degree section difference discharging forming die.

Background

The bending machine die is a tool used by a bending machine for processing and forming a plate material, the tool is composed of various parts, and the parts composed of different dies are different. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. Under the action of the pressure of the bending machine, the blank is made into a workpiece with a specific shape and size through mutual guiding of the upper die and the lower die of the bending machine.

As shown in fig. 6, a special W-shaped bending workpiece is provided, one side of the workpiece is also subjected to right-angle bending treatment, the structure of the special workpiece is difficult to meet the requirement of one-step molding of the existing bending die, and due to the special structure, demolding is also difficult after the processing is finished. Therefore, a 90-degree section difference discharging forming die is urgently needed to be designed, a W-shaped bending workpiece structure with right-angle bending can be formed at one time, the bending precision is high, and discharging and demolding are convenient.

Through retrieval, a large number of patents have been published on forming dies of box structures, such as chinese patent application No.: 201220460500X, the name of the utility model is: w-shaped sheet metal component mould of bending, this application discloses a W-shaped sheet metal component mould of bending. The die comprises an upper die holder and a lower die holder which are arranged up and down, wherein a female die is arranged at the upper part of the lower die holder and provided with a W-shaped concave groove; and a male die matched with the concave groove of the female die is arranged at the bottom of the upper die base. This W-shaped sheet metal component mould of bending, assembly performance is good, and stamping process is efficient, simple structure, long service life.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

Aiming at the technical problems in the prior art, the utility model provides the 90-degree section difference unloading forming die which can be used for forming the W-shaped bending workpiece structure with right-angle bending at one time, and has the advantages of high bending precision, convenience in operation, unloading and demolding and higher production efficiency.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the 90-degree section difference discharging forming die comprises an upper die and a lower die which are matched with each other, wherein a right-angle punching part and a W-shaped punching part which are in a V-shaped structure are arranged at the bottom of the upper die; the top of lower mould and the corresponding position of right angle punching press portion are provided with assorted right angle shaping portion, and the top of lower mould and the corresponding position of W type punching press portion have seted up movable chamber, install the ejector pad in the movable chamber, the top and the W type punching press portion shape phase-match of ejector pad.

As a further improvement of the utility model, the bottom end of the ejector block is connected with the return spring, and the ejector block moves up and down along the height direction under the telescopic action of the return spring.

As a further improvement of the utility model, the right-angle stamping part comprises a first forming section and a second forming section which are in a V-shaped structure, wherein the included angle between the first forming section and the second forming section is consistent with the included angle of the right-angle forming part.

As a further improvement of the present invention, the right angle molding portion includes a first tilting section and a second tilting section, the first tilting section and the second tilting section are respectively configured to be attached to the first molding section and the second molding section during mold closing, an included angle between the first tilting section and the second tilting section is α, and a range of α is 85 ° to 88 °.

As a further improvement of the present invention, the W-shaped stamping portion includes a horizontal stamping end disposed at the center, V-shaped stamping ends are symmetrically disposed at two sides of the horizontal stamping section, and V-shaped included angles of the V-shaped stamping ends at the two sides are r, and r is consistent with a.

As a further improvement of the utility model, the two sides of the top of the lower die are respectively provided with a right-angle forming part and an avoiding part, the right-angle forming part and the avoiding part are respectively positioned on the two sides of the movable cavity, and the top height position of the avoiding part is lower than the bottom height position of the right-angle forming part.

As a further improvement of the utility model, the top of the upper die is provided with a clamping part matched with the bending machine.

As a further improvement of the utility model, the height of the ejector block is consistent with the depth of the movable cavity.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) according to the 90-degree section difference discharging forming die, the right-angle stamping part and the W-shaped stamping part which are in a V-shaped structure are arranged at the bottom of the upper die, the right-angle stamping part and the W-shaped stamping part are arranged in a staggered mode, the V-shaped opening of the right-angle stamping part faces downwards, the W-shaped opening of the W-shaped stamping part faces upwards, the position height of the V-shaped opening is higher than that of the W-shaped opening, the right-angle section difference discharging forming die is matched with a W-shaped workpiece structure which is required to be formed and is provided with a right-angle bend, one-time forming is facilitated, secondary processing or repairing is not needed, and the working efficiency is greatly improved.

(2) According to the 90-degree section difference unloading forming die, the bottom end of the ejector block is connected with the reset spring, the ejector block moves up and down along the height direction under the stretching action of the reset spring, the reset spring can effectively guarantee the stability of the machining process and improve the bending precision and quality, the ejector block can be guaranteed to jack up a workpiece upwards under the resilience force of the jacking module after machining is completed, unloading and demolding are completed, and the production efficiency is improved.

(3) The 90-degree section difference unloading forming die can be used for forming a W-shaped bending workpiece structure with right-angle bending in one step, and is high in bending precision, convenient to operate, convenient to unload and demould and high in production efficiency.

Drawings

FIG. 1 is a schematic structural view of a 90-degree segment difference unloading forming mold of the utility model before processing;

FIG. 2 is a schematic structural view of the 90-degree segment difference unloading forming die after the machining is completed;

FIG. 3 is a schematic structural view of an upper mold of the present invention;

FIG. 4 is a schematic structural view of a lower mold of the present invention;

FIG. 5 is a schematic view of the construction of the ejector block of the present invention;

fig. 6 is a schematic view of the structure of a workpiece processed in the present invention.

The reference numerals in the schematic drawings illustrate:

100. an upper die; 110. a clamping part; 120. a right-angle stamping part; 130. a W-shaped stamping part; 200. a lower die; 210. a right-angle forming part; 211. a first inclined section; 212. a second inclined section; 220. an avoidance part; 230. a material ejection block; 231. a first supporting section; 232. a V-shaped groove; 233. a second supporting section; 300. a slab; 400. a workpiece; 410. a first bending section; 420. a second bending section; 430. a boss portion; 431. an outward expansion section; 440. a horizontal segment; 450. and a third bending section.

Detailed Description

For a further understanding of the utility model, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be further described with reference to the following examples.

Example 1

With reference to fig. 1-5, the 90 ° step unloading and forming mold of the present invention includes an upper mold 100 and a lower mold 200, which are used in cooperation, the top of the upper mold 100 is provided with a clamping portion 110, which is matched with a bending machine, the bottom of the upper mold 100 is provided with a right-angle stamping portion 120 and a W-shaped stamping portion 130, which are in a V-shaped structure, the right-angle stamping portion 120 and the W-shaped stamping portion 130 are arranged in a staggered manner, specifically, in this embodiment, the left side of the bottom of the upper mold 100 is the right-angle stamping portion 120, the right side of the bottom of the upper mold 100 is the W-shaped stamping portion 130, a V-shaped opening of the right-angle stamping portion 120 is downward, a W-shaped opening of the W-shaped stamping portion 130 is upward, and a position of the V-shaped opening is higher than a position of the W-shaped opening, the W-shaped workpiece 400 with the right-angle bend is matched with the W-shaped workpiece 400 to be molded, so that the workpiece is convenient to mold at one time, secondary processing or repair is not needed, and the working efficiency is greatly improved.

In this embodiment, a right-angle forming portion 210 matched with the top of the lower die 200 is disposed at a position corresponding to the right-angle stamping portion 120, a movable cavity 250 is disposed at a position corresponding to the top of the lower die 200 and the W-shaped stamping portion 130, an ejector block 230 is installed in the movable cavity 250, and the top of the ejector block 230 is matched with the W-shaped stamping portion 130 in shape. Wherein the bottom of liftout piece 230 links to each other with reset spring 240, and liftout piece 230 reciprocates along the direction of height under reset spring 240's concertina effect, and reset spring 240 not only can effectively guarantee the stability of course of working, improves bending precision and quality, can also guarantee to jack up work piece 400 upwards under the resilience effect of jacking module by liftout piece 230 after processing is accomplished, accomplishes the drawing of patterns of unloading, improves production efficiency. The height of the material pushing block 230 is consistent with the depth of the movable cavity 250, so that the working depth of the upper die 100 can be effectively guaranteed, and the machining precision is effectively guaranteed. Wherein, the two sides of the top of the lower mold 200 are respectively provided with a right angle forming part 210 and an avoiding part 220, the right angle forming part 210 and the avoiding part 220 are respectively positioned at the two sides of the movable cavity 250, and the top height position of the avoiding part 220 is lower than the bottom height position of the right angle forming part 210.

As shown in fig. 3, in the present embodiment, the right angle stamping portion 120 includes a first molding segment 121 and a second molding segment 122 in a V-shaped structure, wherein an included angle between the first molding segment 121 and the second molding segment 122 is consistent with an included angle of the right angle molding portion 210, the angle molding portion 210 includes a first tilting segment 211 and a second tilting segment 212, the first tilting segment 211 and the second tilting segment 212 are respectively configured to be attached to the first molding segment 121 and the second molding segment 122 during mold closing, an included angle between the first tilting segment 211 and the second tilting segment 212 is α, and a range of α is 85 ° -88 °, specifically, in the present embodiment, the included angle α between the first tilting segment 211 and the second tilting segment 212 is 85 °. The right angle punch 120 and the right angle former 210 cooperate to form right angle bent portions of the workpiece 400, i.e., a first bent section 410 and a second bent section 420.

In this embodiment, the W-shaped stamping portion 130 includes a horizontal stamping end disposed at a central position, V-shaped stamping ends are symmetrically disposed at two sides of the horizontal stamping section, and V-shaped angles of the V-shaped stamping ends at two sides are r and r are consistent with a. In this embodiment, the top of the material pushing block 230 includes a first supporting section 231, which is arranged at the center and extends horizontally and thin, two sides of the first supporting section 231 are provided with a concave V-shaped groove 232, the top of the outer side of the V-shaped groove 232 extends outwards and horizontally and is provided with a second supporting section 233, wherein a V-shaped included angle in the V-shaped groove 232 is β, and β is consistent with α.

Before machining, the slab 300 is placed on top of the lower die 200, and the top of the right angle forming part 210 and the top of the ejector block 230 are supported below the slab. The bender drives and goes into mould 100 downward worker, at right angle punching press portion 120, under the extrusion of W type punching press portion 130, one side of slab 300 is extruded by right angle punching press portion 120 to laminating mutually with 210, the central point of one side of slab 300 puts then by W type punching press portion 130 extrusion entering activity chamber 250 inside, and laminate mutually with the top of kicking block 230, form one side and take the W type work piece 400 structure of right angle bending, the back is accomplished in the processing, kicking block 230 is ejecting work piece 400 upwards under reset spring 240's resilience effect, the completion drawing of patterns of unloading, adopt the mould of this embodiment, the W shape that can once only take the right angle bending work piece structure of bending, not only the precision of bending is high, and the simple operation, the drawing of patterns of unloading is convenient, and the production efficiency is higher.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Claims

1. The utility model provides a 90 poor forming die that unloads of segment which characterized in that: comprises an upper die (100) and a lower die (200) which are matched with each other, wherein the bottom of the upper die (100) is provided with a right-angle stamping part (120) and a W-shaped stamping part (130) which are in a V-shaped structure; the top of the lower die (200) is provided with a matched right-angle forming part (210) at a position corresponding to the right-angle stamping part (120), a movable cavity (250) is formed in the top of the lower die (200) at a position corresponding to the W-shaped stamping part (130), an ejector block (230) is installed in the movable cavity (250), and the top of the ejector block (230) is matched with the shape of the W-shaped stamping part (130).

2. The 90-degree segment difference discharging forming die as claimed in claim 1, wherein: the bottom end of the ejector block (230) is connected with a return spring (240), and the ejector block (230) moves up and down along the height direction under the telescopic action of the return spring (240).

3. The 90-degree segment difference discharging forming die as claimed in claim 2, wherein: the right-angle stamping part (120) comprises a first forming section (121) and a second forming section (122) which are in V-shaped structures, wherein the included angle between the first forming section (121) and the second forming section (122) is consistent with the included angle of the right-angle forming part (210).

4. The 90-degree segment difference discharging forming die as claimed in claim 3, wherein: the right angle molding portion (210) comprises a first inclined section (211) and a second inclined section (212), the first inclined section (211) and the second inclined section (212) are respectively used for being attached to the molding section I (121) and the molding section II (122) during mold closing, an included angle between the first inclined section (211) and the second inclined section (212) is alpha, and alpha ranges from 85 degrees to 88 degrees.

5. The 90-degree segment difference discharging forming die as claimed in claim 4, wherein: the W-shaped stamping part (130) comprises a horizontal stamping end arranged at the center position, V-shaped stamping ends are symmetrically arranged on two sides of the horizontal stamping section, V-shaped included angles of the V-shaped stamping ends on the two sides are r, and r and alpha are kept consistent.

6. The 90-degree segment difference discharging forming die as claimed in claim 5, wherein: the top both sides of lower mould (200) are equipped with right angle shaping portion (210) and dodge portion (220) respectively, and right angle shaping portion (210) and dodge portion (220) are located the both sides in activity chamber (250) respectively, and dodge the bottom high position that the top high position of portion (220) is less than right angle shaping portion (210).

7. The 90-degree segment difference discharging forming die as claimed in claim 1, wherein: the top of the upper die (100) is provided with a clamping part (110) matched with the bending machine.

8. The 90 ° step discharge molding die according to any one of claims 1 to 7, wherein: the height of the ejector block (230) is consistent with the depth of the movable cavity (250).