CN210412268U

CN210412268U - Square tension member necking demoulding structure all around

Info

Publication number: CN210412268U
Application number: CN201921439526.4U
Authority: CN
Inventors: 王绪光; 李秀峰
Original assignee: Qingya Metal Technology Development Shanghai Co ltd
Current assignee: Qingya Metal Technology (Shanghai) Co.,Ltd.
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-04-28
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a square extension piece throat demoulding structure all around, including bottom plate and upper plate board, the upper plate board slides and sets up the top at the bottom plate board, the bottom fixed connection of fixed column and lower bolster is passed through on the top of bottom plate board, the fixed top board that is equipped with in middle part of upper plate board bottom, the fixed lower bolster that is equipped with top board matched with in middle part on lower bolster top, the middle part activity interlude of lower bolster is connected with three screw rod, the equal fixed stripper plate that is equipped with in top of three screw rod, the bottom of three screw rod overlaps respectively and is equipped with three first spring, the top of three first spring all with the bottom fixed connection of lower bolster, the middle part of three screw rod overlaps respectively and is equipped with three second spring, the beneficial effects of the utility model are that: ejecting fagging down under the elastic action of first spring and second spring, ejecting square extension piece realizes the purpose of drawing of patterns, only needs turning handle can realize the drawing of patterns operation, and easy and simple to handle, and the drawing of patterns is efficient, improves work efficiency.

Description

Square tension member necking demoulding structure all around

Technical Field

The utility model relates to a throat demoulding structure, in particular to square tension member throat demoulding structure all around belongs to mold processing technical field.

Background

With the rapid development of the mechanical industry, mechanical products are widely applied in daily life, and meanwhile, various stretching molds are often used in the machining process of the mechanical products. Necking and demolding are generally needed after the drawn piece is necked.

The existing mold is generally subjected to necking demolding through the ejector pins, demolding operation is inconvenient, demolding efficiency is low, working efficiency is affected, and meanwhile, the ejector pins are easy to damage a stretching piece in the demolding process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a square tension member throat demoulding structure all around to solve the inconvenient and thimble of the current mould drawing of patterns operation that proposes in the above-mentioned background art and damage the problem of tension member easily.

In order to achieve the above object, the utility model provides a following technical scheme: a peripheral necking demoulding structure of a square tension member comprises a lower supporting plate and an upper supporting plate, wherein the upper supporting plate is arranged at the top of the lower supporting plate in a sliding mode, the top end of the lower supporting plate is fixedly connected with the bottom end of a lower template through a fixing column, male dies are fixedly arranged on the periphery of the bottom end of the upper supporting plate, female dies matched with the male dies are fixedly arranged on the periphery of the top end of the lower template, an upper pressing plate is fixedly arranged in the middle of the bottom end of the upper supporting plate, a lower supporting plate matched with the upper pressing plate is fixedly arranged in the middle of the top end of the lower template, three screw rods are movably connected in an inserting mode in the middle of the lower template in a penetrating mode, demoulding plates are fixedly arranged at the top ends of the three screw rods, three first springs are respectively sleeved at the bottoms of the three screw rods, the top ends of the three first springs are fixedly, and a limiting mechanism is fixedly arranged at the bottom end of the lower template.

As a preferred technical scheme of the utility model, stop gear includes two supporting shoes, two the supporting shoe is fixed respectively and is arranged in the both sides of lower bolster bottom, two one end between the supporting shoe is rotated and is installed the lead screw, two the fixed slide bar that is equipped with of other end between the supporting shoe, the bottom of lower bolster is equipped with two sliders, two the one end of slider alternates with the both sides screw thread of lead screw respectively and is connected, two the other end of slider alternates with the both sides slip of slide bar respectively and is connected, two the inboard middle part of slider is fixed respectively and is equipped with two sloping blocks.

As an optimal technical scheme of the utility model, the screw thread opposite direction of lead screw both sides, the fixed handle that is equipped with of one end of lead screw.

As a preferred technical scheme of the utility model, the opening that three confession screw rod passed is seted up at the middle part of lower fagging, open-ended size is greater than the drawing of patterns board size.

As an optimal technical scheme of the utility model, it is three the bottom of second spring all with the top fixed connection of lower bolster, it is three all fixed being equipped with the spacing ring on the screw rod, the second spring is arranged in between spacing ring and the lower bolster.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a square tension member throat demoulding structure all around has following beneficial effect:

1) the adjusting and limiting mechanism is used for ejecting the lower supporting plate under the elastic action of the first spring and the second spring and ejecting the square stretching piece out, so that the purpose of demolding is realized, demolding operation can be realized only by rotating the handle, the operation is simple and convenient, the demolding efficiency is high, and the working efficiency is improved;

2) the contact area can be increased through the stripping plate, and the damage to the stretching piece can be avoided to the greatest extent in the stripping process.

Drawings

Fig. 1 is a schematic front sectional structure of the present invention;

fig. 2 is a schematic diagram of a back side cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the lower supporting plate structure of the present invention;

fig. 4 is a schematic view of the swash block structure of the present invention.

In the figure: 1. a lower supporting plate; 2. an upper supporting plate; 3. a lower template; 4. a male die; 5. a female die; 6. a lower supporting plate; 7. an upper pressure plate; 8. a screw; 9. a first spring; 10. a second spring; 11. a limiting ring; 12. an opening; 13. a support block; 14. a screw rod; 15. a slide bar; 16. a slider; 17. a sloping block; 18. a handle.

Detailed Description

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

Referring to fig. 1-4, the utility model provides a peripheral necking demoulding structure of a square tension member, comprising a lower support plate 1 and an upper support plate 2, wherein the upper support plate 2 is slidably arranged on the top of the lower support plate 1, the top end of the lower support plate 1 is fixedly connected with the bottom end of the lower support plate 3 through a fixing column, the periphery of the bottom end of the upper support plate 2 is fixedly provided with male dies 4, the periphery of the top end of the lower support plate 3 is fixedly provided with female dies 5 matched with the male dies 4, the middle part of the bottom end of the upper support plate 2 is fixedly provided with an upper pressing plate 7, the middle part of the top end of the lower support plate 3 is fixedly provided with a lower support plate 6 matched with the upper pressing plate 7, the middle part of the lower support plate 3 is movably inserted and connected with three screw rods 8, the top ends of the three screw rods 8 are fixedly provided with demoulding plates, the bottoms of the three screw rods 8, the middle parts of the three screw rods 8 are respectively sleeved with three second springs 10, and the bottom end of the lower template 3 is fixedly provided with a limiting mechanism.

Preferably, the limiting mechanism comprises two supporting blocks 13, the two supporting blocks 13 are respectively and fixedly arranged at two sides of the bottom end of the lower template 3, a screw rod 14 is rotatably arranged at one end between the two supporting blocks 13, a slide rod 15 is fixedly arranged at the other end between the two supporting blocks 13, two sliders 16 are arranged at the bottom of the lower template 3, one ends of the two sliders 16 are respectively and threadedly inserted into two sides of the screw rod 14, the other ends of the two sliders 16 are respectively and slidably inserted into two sides of the slide rod 15, two inclined blocks 17 are respectively and fixedly arranged at the middle parts of the inner sides of the two sliders 16, the positions of the two sliders 16 can be adjusted by rotating the screw rod 14, the bottoms of the three screw rods 8 are limited by matching the inclined blocks 17, the situation that the three screw rods 8 push out the lower supporting plate 6 under the elastic action of the first spring 9 and the second spring 10 to, the fixed handle 18 that is equipped with of one end of lead screw 14, can drive two 16 syntropies of slider or remove in opposite directions when guaranteeing that lead screw 14 rotates, be convenient for rotate lead screw 14 through handle 18, three opening 12 that supply screw rod 8 to pass is seted up at the middle part of lower backup pad 6, the size of opening 12 is greater than the drawing plate size, be convenient for screw rod 8 through opening 12 ejecting lower backup pad 6 under the elastic action of first spring 9 and second spring 10, it is ejecting with the extension piece, realize the purpose of drawing of patterns, the bottom of three second spring 10 all with the top fixed connection of lower bolster 3, all fixed spacing ring 11 that is equipped with on three screw rod 8, spacing ring 11 and lower bolster 3 are arranged in to second spring 10, it is spacing to carry out second spring 10 through spacing ring 11, guarantee that second spring 10 can drive screw rod 8 and move up.

When the drawing structure is used, the utility model relates to a peripheral necking demoulding structure of a square drawing part, firstly, an upper supporting plate 2 is pressed downwards, an upper pressing plate 7 is driven to be matched with a lower supporting plate 6 to press the drawing plate downwards, a screw 8 is driven to move downwards, at the moment, a first spring 9 is drawn, a second spring 10 is compressed, then a handle 18 is rotated to drive a screw 14 to rotate, then a slide rod 15 is used for limiting a slide block 16, then two slide blocks 16 can be driven to move in the same direction until two inclined blocks 17 are matched to clamp the bottoms of three screw rods 8, at the moment, the top end of the drawing plate and the top end of the lower supporting plate 6 are positioned in the same horizontal plane, then the upper supporting plate 2 is moved upwards, then the square drawing part to be necked is arranged at the top end of the lower supporting plate 6, the upper supporting plate 2 is pressed downwards again after the square drawing part is placed, the drawing part is clamped through the upper pressing, the throat finishes the back, go up the mounting plate 2, square tensile piece stops on die 5 this moment, staff twist grip 18 makes two sliders 16 remove in opposite directions this moment, then three screw rod 8 is loosened to two sloping blocks 17, screw rod 8 is ejecting fagging 6 down under the elastic action of first spring 9 and second spring 10 this moment, it is ejecting with square tensile piece, realize the purpose of drawing of patterns, only need twist grip 18 can realize the drawing of patterns operation, and is easy and simple to handle, and the drawing of patterns is efficient, and the efficiency of improving work efficiency, can increase area of contact through the stripper plate simultaneously, can avoid damaging tensile piece by the at utmost in the drawing of patterns process.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A peripheral necking demoulding structure of a square tensile member comprises a lower supporting plate (1) and an upper supporting plate (2), and is characterized in that the upper supporting plate (2) is arranged at the top of the lower supporting plate (1) in a sliding manner, the top end of the lower supporting plate (1) is fixedly connected with the bottom end of a lower template (3) through a fixing column, male dies (4) are fixedly arranged on the periphery of the bottom end of the upper supporting plate (2), female dies (5) matched with the male dies (4) are fixedly arranged on the periphery of the top end of the lower template (3), an upper pressing plate (7) is fixedly arranged in the middle of the bottom end of the upper supporting plate (2), a lower supporting plate (6) matched with the upper pressing plate (7) is fixedly arranged in the middle of the top end of the lower template (3), three screw rods (8) are movably inserted and connected in the middle of the lower template (3), and demoulding plates are fixedly arranged at the top, the bottom of the three screw rod (8) is respectively sleeved with three first springs (9), the top ends of the first springs (9) are fixedly connected with the bottom end of the lower template (3), the middle of the screw rod (8) is respectively sleeved with three second springs (10), and the bottom end of the lower template (3) is fixedly provided with a limiting mechanism.

2. The peripheral necking and demolding structure of the square tensile member, according to claim 1, is characterized in that: the limiting mechanism comprises two supporting blocks (13), the two supporting blocks (13) are respectively and fixedly arranged on two sides of the bottom end of the lower template (3), a screw rod (14) is installed at one end between the two supporting blocks (13) in a rotating mode, a sliding rod (15) is fixedly arranged at the other end between the two supporting blocks (13), two sliding blocks (16) are arranged at the bottom of the lower template (3), one ends of the two sliding blocks (16) are respectively and alternately connected with threads on two sides of the screw rod (14), the other ends of the two sliding blocks (16) are respectively and slidably and alternately connected with two sides of the sliding rod (15), and two inclined blocks (17) are respectively and fixedly arranged in the middle of the inner sides of the sliding blocks (16).

3. The peripheral necking and demolding structure of the square tensile member, according to claim 2, is characterized in that: the thread directions of the two sides of the screw rod (14) are opposite, and one end of the screw rod (14) is fixedly provided with a handle (18).

4. The peripheral necking and demolding structure of the square tensile member, according to claim 1, is characterized in that: three openings (12) that supply screw rod (8) to pass are seted up in the middle part of lower fagging (6), the size of opening (12) is greater than the size of drawing of patterns board.

5. The peripheral necking and demolding structure of the square tensile member, according to claim 1, is characterized in that: the bottom ends of the three second springs (10) are fixedly connected with the top end of the lower template (3), the three screw rods (8) are fixedly provided with limiting rings (11), and the second springs (10) are arranged between the limiting rings (11) and the lower template (3).