CN218108938U - A die that bends slats into closed loops with one stroke - Google Patents

Abstract

The utility model discloses a mold for bending slats into a closed loop with one stroke, which belongs to the field of molds and includes a lower mold base and an upper mold base. An upper mold base is movable above the lower mold base. A lower mold groove is opened in the middle of the surface, peak seats are symmetrically arranged on both sides of the lower mold base, and an upper mold groove is opened in the middle of the lower surface of the upper mold base, and the upper mold groove and the lower mold groove cooperate with each other. The surface of the mold cavity is movably inserted with a spring top column, and the middle part of the upper surface of the lower mold base is provided with a fixed seat. Between, there are guide grooves on both sides of the peak base, guide seats are provided on both sides of the upper mold groove, the guide seats and guide grooves are inserted into each other, and both sides of the peak base are designed with inclined planes; The new type solves the problem that the existing strip bending mold requires multiple steps to bend the strip into a closed-loop shape, which greatly reduces the production efficiency of the strip.

Description

A die that bends slats into closed loops with one stroke

technical field

The utility model relates to the field of moulds, in particular to a mould, which bends slats into a closed loop with one stroke.

Background technique

The mold is a tool that makes the blank into a workpiece with a specific shape and size under the action of external force. It is widely used in blanking, die forging, cold heading, extrusion, powder metallurgy parts pressing, pressure casting, and engineering plastics, rubber, ceramics, etc. In the molding process of compression molding or injection molding of products such as The mold has a specific contour or cavity shape, and the application of the contour shape with a cutting edge can separate the blank according to the contour line shape (punching). Applying the shape of the inner cavity can make the blank obtain the corresponding three-dimensional shape.

The existing strip bending mold needs multiple steps to bend the strip into a closed-loop shape during use, which greatly reduces the production efficiency of the strip.

Utility model content

1. Technical problems to be solved

Aiming at the problems existing in the prior art, the purpose of this utility model is to provide a mold that bends the slats into a closed loop with one stroke. The two ends are bent up to form a U shape, press the spring top column into the inner cavity of the upper mold base, the guide seats at both ends of the upper mold base are inserted into the guide groove, and the inner wall of the upper mold groove is lowered against the raised parts at both ends of the slat. Press, the two ends of the slats move along the inclined wall of the upper die groove, and bend inward until the two ends of the slats are connected together, so that the slats are in a closed ring shape, the upper die seat goes up, and the core is supported by the supporting spring. Bottom reset, the formed slats can be lifted together with the core, so that the formed slats can be demoulded from the lower mold groove, and then the formed slats can be taken out from the core to complete the production of the slats, one stroke It can complete the production of slats, which can effectively improve the production efficiency of slats, so as to solve the problem that the existing slat bending mold needs multiple steps to bend the slats into a closed-loop shape, which greatly reduces the slats. The problem of production efficiency.

2. Technical solution

In order to solve the above problems, the utility model adopts the following technical solutions.

A mold for bending slats into a closed loop with one stroke, including a lower mold base and an upper mold base, an upper mold base is movable above the lower mold base, and a lower mold groove is opened in the middle of the upper surface of the lower mold base, so The two sides of the lower mold groove are symmetrically provided with peak seats, and the middle part of the lower surface of the upper mold base is provided with an upper mold groove. A fixed seat is provided on one side of the middle part of the upper surface of the lower mold seat, and a core is rotatably connected to the surface of the fixed seat, and one end of the core is located between the upper mold groove and the lower mold groove.

Further, there are guide grooves on both sides of the peak seat.

Further, guide seats are provided on both sides of the upper die groove, and the guide seats and guide grooves are inserted into each other.

Further, both sides of the peak base are sloped.

Further, a locking bolt is threadedly connected to the surface of one side of the upper die base, and the locking bolt cooperates with the spring top column.

Further, a supporting spring is provided on one side of the fixing seat, and the top of the supporting spring is connected to the lower surface of the core.

3. Beneficial effect

Compared with the prior art, the utility model has the advantages of:

(1) In this technical solution, the bottom surface of the spring top column on the surface of the upper mold groove first contacts with one end of the core, and the core is pressed down through the spring top column, and the core can press the strip into the lower mold groove, and the lower mold groove Both ends of the peak seat are symmetrically arranged, and the surfaces on both sides of the peak seat are designed with slopes. After the slats are compressed, the two ends can be lifted under the support of the slopes of the peak seats, so that the two ends of the slats are bent up into a U shape, and the spring The top column is pressed into the inner cavity of the upper mold base, and the guide seats at both ends of the upper mold base are inserted into the guide grooves. The inclined wall moves and bends inward until the two ends of the slats are connected together, making the slats in a closed ring shape, the upper mold base moves upward, the core resets under the support of the supporting spring, and the formed slats can follow the core Lift together, so that the forming strips can be demoulded from the lower mold groove, and then the forming strips can be taken out from the core to complete the production of the strips. The production of the strips can be completed in one stroke, which can effectively lift the Productivity for slats.

(2) After the technical solution is used, the spring top column is compressed into the upper mold base, and the spring top column can be locked by rotating the locking bolt, which can improve the protection of the spring top column.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is a structural schematic diagram of another viewing angle of the utility model;

Fig. 3 is a schematic cross-sectional structure diagram of the utility model.

Explanation of symbols in the figure:

1. Lower mold base; 101, upper mold base; 2, lower mold groove; 201, peak base; 202, upper mold groove; 3, guide seat; 301, guide groove; 4, limit groove; 401, slat 401 ; 5, spring top column; 501, locking bolt; 6, fixed seat; 601, core; 602, support spring.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention; obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. For example, based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

Example:

Please refer to Fig. 1-3, a kind of mold that one stroke bends slats into a closed loop includes a lower mold base 1 and an upper mold base 101, and an upper mold base 101 is movable above the lower mold base 1, and the lower mold base 101 is movable. The middle part of the upper surface of the seat 1 is provided with a lower mold groove 2, and the two sides of the lower mold groove 2 are symmetrically provided with peak seats 201, and the middle part of the lower surface of the upper mold base 101 is provided with an upper mold groove 202, and the upper mold groove 202 and The lower die groove 2 cooperates with each other, and the surface of the upper die groove 202 is movably inserted with a spring top post 5, and the middle part of the upper surface of the lower die base 1 is provided with a fixed seat 6, and the surface of the fixed seat 6 is rotatably connected with a core One end of the core 601 is located between the upper mold cavity 202 and the lower mold cavity 2, the bottom surface of the spring top column 5 on the surface of the upper mold cavity 202 is first in contact with one end of the core 601, and the core is aligned through the spring top column 5. The core 601 presses down, and the core 601 can press the slat 401 into the lower mold groove 2. The two ends of the lower mold groove 2 are symmetrically provided with peak seats 201. The rear two ends can be tilted up under the support of the inclined surface of the peak base 201, so that the two ends of the slat 401 are bent upward into a U shape, and the spring top column 5 is pressed into the inner cavity of the upper die base 101, and the guide seats at both ends of the upper die base 101 3 Insert it into the guide groove 301, and at the same time, the inner wall of the upper mold groove 202 presses down on the raised parts of the two ends of the slat 401, and the two ends of the slat 401 move along the inclined wall of the upper mold groove 202 and bend inward until the plate The two ends of the strip 401 are connected together, so that the strip 401 is in a closed ring shape, the upper mold base 101 moves upward, the core 601 is reset under the support of the support spring 602, and the formed strip 401 can be lifted together with the core 601, thereby The forming lath 401 can be demoulded from the lower die cavity 2, and then the forming lath 401 can be taken out from the core 601 to complete the production of the lath 401, and the production of the lath 401 can be completed in one stroke. Effectively improve the production efficiency of the slat 401.

Referring to Fig. 1 and Fig. 3, guide grooves 301 are provided on both sides of the peak base 201, and guide seats 3 are provided on both sides of the upper mold groove 202, and the guide seats 3 and the guide grooves 301 are inserted into each other to lift the upper The mold clamping accuracy between the mold base 101 and the lower mold base 1.

Referring to FIG. 1 and FIG. 3 , both sides of the peak base 201 are designed with slopes, which can facilitate the bending of both ends of the slat 401 .

Referring to Fig. 1, a locking bolt 501 is threaded on one side of the upper mold base 101, and the locking bolt 501 cooperates with the spring jack 5, and the spring jack 5 is compressed into the upper mold base 101 after use. , and the spring top post 5 can be locked by rotating the locking bolt 501, which can enhance the protection of the spring top post 5.

Referring to FIG. 2 , a supporting spring 602 is provided on one side of the fixing seat 6 , and the top of the supporting spring 602 is connected to the lower surface of the core 601 .

When in use: the two ends of the slat 401 are limited by the limit groove 4, and by controlling the upper mold base 101 to go down, the bottom surface of the spring top column 5 on the surface of the upper mold groove 202 first contacts with one end of the core 601, and the spring top The column 5 presses down on the core 601, and the core 601 can press the slat 401 into the lower mold groove 2. The two ends of the lower mold groove 2 are symmetrically provided with peak seats 201, and the surfaces on both sides of the peak seat 201 are designed with slopes. After the bar 401 is pressed, the two ends can be tilted under the support of the slope of the peak base 201, so that the two ends of the slat 401 are bent upward to form a U shape, and the spring top column 5 is pressed into the inner cavity of the upper mold base 101, and the upper mold base 101 The guide seats 3 at both ends are inserted into the guide groove 301, and at the same time, the inner wall of the upper mold groove 202 presses down on the raised parts of the two ends of the slat 401, and the two ends of the slat 401 move along the inclined wall of the upper mold groove 202 and move inward. Bend until the two ends of the slat 401 are connected together, so that the slat 401 is in a closed ring shape, the upper mold base 101 goes up, the core 601 is reset under the support of the support spring 602, and the formed slat 401 can follow the core 601 Lift together, so that the molding strip 401 can be demoulded from the lower die groove 2, and then the molding strip 401 can be taken out from the core 601 to complete the production of the alignment strip 401, and the alignment strip 401 can be completed in one stroke. The production of the slats 401 can effectively improve the production efficiency.

The above description is only a preferred embodiment of the present utility model; however, the protection scope of the present utility model is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in the utility model, according to the technical solution of the utility model and its improvement concept to make an equivalent replacement or change, shall be covered in the protection scope of the utility model.

Claims (6)

1. a kind of mold that lath is bent into closed loop by a stroke, comprises lower mold base (1) and upper mold base (101), and described lower mold base (1) upper movable is provided with upper mold base (101), its It is characterized in that: a lower mold groove (2) is opened in the middle of the upper surface of the lower mold base (1), peak bases (201) are symmetrically arranged on both sides of the lower mold base (2), and the upper mold base (101) The middle part of the lower surface is provided with an upper mold groove (202), and the upper mold groove (202) cooperates with the lower mold groove (2), and the surface of the upper mold groove (202) is movably inserted with a spring top column (5), A fixed seat (6) is provided on one side of the middle part of the upper surface of the lower mold base (1), and a core (601) is rotatably connected to the surface of the fixed seat (6), and one end of the core (601) is located in the upper die groove. (202) and the lower die groove (2). 2. A die for bending a strip into a closed loop with one stroke according to claim 1, characterized in that guide grooves (301) are opened on both sides of the peak base (201). 3. A mold for bending slats into a closed loop with one stroke according to claim 2, characterized in that: guide seats (3) are provided on both sides of the upper die groove (202), and the guide seats (3) ) and the guide groove (301) are inserted into each other. 4. A die for bending a slat into a closed loop with one stroke according to claim 1, characterized in that: both sides of the peak base (201) are sloped. 5. A mold for bending slats into a closed loop with one stroke according to claim 4, characterized in that: a locking bolt (501) is threaded on one side of the upper mold base (101), and the locking bolt (501) Tight bolt (501) cooperates with spring top post (5). 6. A mold for bending slats into a closed loop with one stroke according to claim 1, characterized in that: a supporting spring (602) is provided on one side of the fixing seat (6), and the supporting spring (602) The top is connected to the lower surface of the core (601).

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