CN219405257U - Slide structure for preventing front mould core from being damaged by inserting - Google Patents

Abstract

The utility model relates to a slide structure for preventing a front mold insert from being damaged by insertion, which comprises a slide body and a front mold insert; the movable punching spring needle is arranged in the slide body in a penetrating manner and consists of an insert needle, a pressing block and an elastic piece, the pressing block is connected to the top end of the insert needle, the elastic piece drives the pressing block to eject out of the back of the slide body, and the pressing block drives the tail end of the insert needle to extend out to a through position between the slide body and the front mold insert when being pressed. According to the utility model, the insertion position on the original line position is changed into the movable insert pin, the top end of the insert pin, namely the head position, is provided with the telescopic spring, and then the insert pin is pressed by the pressing block at the top end, wherein the pressing block is connected to the line position body through the plugging screw, and the pressing block can move under the limit stroke; under the normal die opening state, the insert pin and the pressing block are retracted towards the back of the slide body under the action of the spring, and the tail end of the insert pin is retracted from the insert through position of the front die to be flush with the front of the slide body.

Description

Slide structure for preventing front mould core from being damaged by inserting

Technical Field

The utility model relates to the technical field of dies, in particular to a line position structure for preventing front die cores from being damaged by insertion.

Background

The mould is a tool for manufacturing a molded article, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the article is realized mainly through the change of the physical state of the molded material, and the tool has the name of 'industrial mother';

under the condition of larger line position of the die, the line position is often driven by an oil cylinder, and at the moment, the condition that the line position and the front die and the rear die cannot synchronously act occurs, and the line position is required to be driven by the oil cylinder to reset firstly and then the front die and the rear die are clamped. The row position needs to be inserted with the front mould insert, and the following situations exist: the insert-through position insert is arranged on the row position, when the front die is closed, the front die insert is easy to be shoveled by the insert-through position insert on the row position, and the situation that the follow-up product is poor in cutting edge can be caused after the shoveling.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a row position structure for preventing the front mold insert from being damaged by insertion aiming at the defects in the prior art.

The technical scheme adopted for solving the technical problems is as follows:

constructing a slide structure for preventing a front mold insert from being damaged by insertion, wherein the slide structure comprises a slide body and a front mold insert; the movable punching spring needle is arranged in the slide body in a penetrating manner and consists of an insert needle, a pressing block and an elastic piece, the pressing block is connected to the top end of the insert needle, the elastic piece drives the pressing block to eject out of the back of the slide body, and the pressing block drives the tail end of the insert needle to extend out to a through position between the slide body and the front mold insert when being pressed.

Preferably, the shape of one surface of the pressing block far away from the insert pin is flush with the back surface of the slide body.

Preferably, the back of the slide body is provided with a wear-resistant block, and when the puncture spring needle is ejected out of the back of the slide body, the pressing block of the puncture spring needle protrudes out of the wear-resistant block.

Preferably, a stopper screw is arranged on the pressing block and connected with the slide body, and a stop end of the stopper screw limits the pressing block to extend out.

Preferably, the elastic piece is an expansion spring, a spring groove for expanding the expansion spring is formed in the slide body, one end of the expansion spring is connected with the insert pin, and the other end of the expansion spring is connected to the slide body.

Preferably, the insert is retractable to a flush position with the front face of the slide body.

The utility model has the beneficial effects that:

according to the utility model, the insertion position on the original line position is changed into the movable insert pin, the top end of the insert pin, namely the head position, is provided with the telescopic spring, and then the insert pin is pressed by the pressing block at the top end, wherein the pressing block is connected to the line position body through the plugging screw, and the pressing block can move under the limit stroke;

when the die is in a normal die opening state, the insert pin and the pressing block retract towards the back of the slide body under the action of the spring, the tail end of the insert pin is retracted from the insert-through position of the front die to be flush with the front of the slide body, the pressing block can protrude out of the wear-resistant block at the back of the slide body, when the front die and the rear die are in place, the front die insert pin and the slide are simultaneously operated, namely the pressing block is pressed under the pressure of the slide shovel base, the insert pin is pushed forwards by the pressing block, and the insert pin and the front die insert pin are collided, so that the slide body is not inserted into the front die insert any more through the improvement, and the product cannot generate bad cutting edge.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained by those skilled in the art without inventive effort:

FIG. 1 is a schematic overall structure of a preferred embodiment of the present utility model.

Fig. 2 is a structural cross-sectional view of a preferred embodiment of the present utility model.

Fig. 3 is a partial enlarged view of a preferred embodiment of the present utility model.

Wherein: 1-row position body, 2-front mould insert, 3-insert needle, 4-press block, 5-expansion spring, 6-insertion position, 7-abrasion-resistant block and 8-spring groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

1-3, the preferred embodiment of the utility model comprises a row position structure for preventing the front mold insert from being damaged by insertion, and comprises a row position body 1 and a front mold insert 2; the movable punching spring needle is arranged in the slide body 1 in a penetrating manner and consists of an insert needle 3, a pressing block 4 and an elastic piece, the pressing block 4 is connected to the top end of the insert needle 3, the elastic piece drives the pressing block 4 to eject out of the back of the slide body 1, and the pressing block 4 drives the tail end of the insert needle 3 to extend out to an inserting position 6 between the slide body 1 and the front mold insert 2 when being pressed.

The shape of one surface of the pressing block 4, which is far away from the insert pin 3, is flush with the back surface of the slide body 1. The back of the slide body 1 is provided with a wear-resistant block 7, and when the penetration spring needle is ejected out of the back of the slide body 1, the pressing block 4 of the penetration spring needle protrudes out of the wear-resistant block 7.

The pressing block 4 is provided with a plugging screw, the plugging screw is connected with the slide body 1, and the stop end of the plugging screw limits the pressing block 4 to extend out. The elastic piece is an extension spring 5, a spring groove 8 for extending and contracting the extension spring 5 is formed in the slide body 1, one end of the extension spring 5 is connected with the insert needle 3, and the other end of the extension spring is connected to the slide body 1. The insert pin 3 can retract to a position flush with the front surface of the slide body 1.

According to the utility model, the insertion position on the original line position is changed into the movable insert pin 3, the top end, namely the head position, of the insert pin 3 is provided with the telescopic spring 5, and the insert pin 3 is pressed by the pressing block 4 at the top end, wherein the pressing block 4 is connected to the line position body 1 through a plugging screw, and the pressing block 4 can move under the limit stroke;

under the normal die sinking state, the insert needle 3 and the pressing block 4 are all retracted towards the back of the slide body 1 under the action of the spring, the tail end of the insert needle is retracted from the insert through position 7 of the front die insert 2 to be flush with the front of the slide body 1, at the moment, the pressing block 4 can protrude out of the wear-resistant block 7 at the back of the slide body 1, when the front die and the rear die are in place, the front die insert 2 and the slide bump through position act simultaneously, namely the pressing block 4 is pressed under the pressure of the slide shovel base, the insert needle 3 is pushed forwards by the pressing block 4, and the insert needle 3 and the front die insert bump through the improvement, so that the slide body is not inserted into the front die insert any more, and the product can not produce a defective cutting edge.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims (6)

1. A slide structure for preventing front mold insert from being damaged comprises a slide body and a front mold insert; the movable punching spring needle is arranged in the slide body in a penetrating manner and consists of an insert needle, a pressing block and an elastic piece, the pressing block is connected to the top end of the insert needle, the elastic piece drives the pressing block to eject out of the back of the slide body, and the pressing block drives the tail end of the insert needle to extend out of an inserting position between the slide body and the front mold insert when being pressed.

2. The line structure of claim 1, wherein a surface of the pressing block away from the insert is flush with a back surface of the line body.

3. The line structure for preventing insert damage of front mold core according to claim 2, wherein the back of the line body is provided with a wear-resistant block, and the pressing block of the impact spring pin protrudes out of the back of the line body compared with the wear-resistant block.

4. The line position structure for preventing the front mold insert from being damaged by insertion according to claim 1, wherein a plug screw is arranged on the pressing block, the plug screw is connected with the line position body, and a stop end of the plug screw limits the pressing block to extend out.

5. The slide structure for preventing insert damage of front mold core as recited in claim 1, wherein the elastic member is a telescopic spring, a spring slot for the telescopic spring to extend and retract is provided in the slide body, one end of the telescopic spring is connected with the insert pin, and the other end is connected to the slide body.

6. The slide structure of claim 1, wherein the insert is retractable to a position flush with the front surface of the slide body.