CN211539432U

CN211539432U - Puller mold structure

Info

Publication number: CN211539432U
Application number: CN202020022999.0U
Authority: CN
Inventors: 张勇
Original assignee: Zhejiang Yazheng Zipper Co ltd
Current assignee: Zhejiang Yazheng Zipper Co ltd
Priority date: 2020-01-05
Filing date: 2020-01-05
Publication date: 2020-09-22
Anticipated expiration: 2030-01-05

Abstract

The utility model belongs to the technical field of the zipper head mould technique and specifically relates to a pull head mould structure, including the mould body, the mould body is including preceding template, back template and mold core, preceding template and back template cooperation, and the mold core is put into the mould intracavity formation complete pull head mould chamber after preceding template matches with the back template, its characterized in that: lie in the mould chamber department on the back template and be provided with the square groove, run through the through-hole that sets up intercommunication square groove on the back template, the square inslot is provided with the ejector pad, the big or small volume of ejector pad is unanimous with the cavity in square groove, and be sealed sliding fit between four sides of ejector pad and four sides in square groove, a side that the mould chamber was kept away from to back template is provided with the push pedal, and set up for the interval space between push pedal and the back template, be provided with the push rod in the through-hole, ejector pad and push pedal are connected respectively at the push rod both ends, the slide that corresponds to mold core department on the back template is provided with the sliding tray, be provided with the slider of arranging in the sliding tray in the push pedal.

Description

Puller mold structure

Technical Field

The utility model relates to a draw zipper head mould technical field, concrete field is a pull head mould structure.

Background

Zippers in various clothes, shoes and bags are widely applied, and the zippers are inserted back and forth through sliders in the using process to achieve the closing effect. The puller is small in size and exquisite in structure, and a die-casting process is generally adopted in manufacturing. The mould core that mould and two kinds of length all inequality before needing usually comes the preparation, consequently is difficult to get rid of after the pull head casting is accomplished and unloads, needs the workman to hit the mould with great strength and beats and take out the pull head from the mould through the vibration, but this kind of mode can cause the collision damage to mould itself after long-time the use, need lead to the fact the cost with changing new mould and increase.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pull head mould structure to solve among the prior art pull head take out inconvenient, all can cause the problem of structural damage to mould and pull head.

In order to achieve the above object, the utility model provides a following technical scheme: a puller die structure comprises a die body, wherein the die body comprises a front die plate, a rear die plate and a die core, the front die plate is matched with the rear die plate, the die core is placed in the die cavity formed by matching the front die plate and the rear die plate to form a complete puller die cavity, a square groove is formed in the position, located in the die cavity, of the rear die plate, a through hole communicated with the square groove is formed in the rear die plate in a penetrating mode, a push block is arranged in the square groove, the size and the volume of the push block are consistent with the size and the volume of the cavity of the square groove, the four side faces of the push block are in sealed sliding fit with the four side faces of the square groove, a push plate is arranged on one side face, away from the die cavity, of the rear die plate, a gap is formed between the push plate and the rear die plate, push rods are arranged in the through hole, the two ends of the push rods are respectively connected with the push block and, the push plate is provided with a slide block arranged in the slide hole.

Preferably, a plurality of springs are uniformly arranged between the push plate and the rear template.

Preferably, the spring is a high temperature resistant spring.

Preferably, the side face of one end, facing the slide way, of the slide block is an oblique angle face, and the end face of one end, facing the slide way, of the slide block is composed of an inclined face and a plane.

Preferably, the connection part of the push block and the push rod is provided with a screw hole, and the push rod is fixed in the screw hole through threads.

Preferably, a side surface of the push block positioned in the mold cavity is provided with a mark symbol.

Compared with the prior art, the beneficial effects of the utility model are that: through the arrangement of the push block, the push rod and the push plate, after the puller is completely molded in the die cavity, the push block is enabled to protrude towards the die cavity by pushing the push plate, the puller is ejected out of the die cavity, the puller can be conveniently taken out, the unloading efficiency and the production efficiency are improved, the discharging cost is saved, and the maintenance cost of the die is reduced;

through the arrangement of the sliding block, when the pull head is cast, the push block is arranged in the square groove, and the sliding block is abutted against the surface of the mold core, so that the situation that the push plate is touched by mistake from the outside to push the push block by the push plate can be avoided;

the gap between the push plate and the rear template can be further improved to be in a holding state through the arrangement of the spring;

through the arrangement that the inner end of the sliding block is an inclined plane at one corner, when the mold core is placed in the mold cavity, the sliding matching between the end of the sliding block and the mold core is facilitated, and the situation that when the pushing block, the push rod or the push plate is clamped to be restored to the original position, the mold core impacts the sliding block to cause a collision and stop state is avoided;

through threaded connection between the push block and the push rod, and meanwhile, the mark signs are arranged on the push block, so that the push block can be replaced after being damaged, and the push block with different marks can be replaced when different batches of pullers are produced, so that the pullers can be printed with corresponding batch signs corresponding to the push block.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

in the figure: 1. a front template; 2. a rear template; 3. a mold core; 4. a mold cavity; 5. a square groove; 6. a push block; 7. a push rod; 8. pushing the plate; 9. a through hole; 10. a slideway; 11. a slide hole; 12. a slider; 13. a bevel; 14. a plane; 15. a spring.

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, the present invention provides a technical solution: a puller die structure comprises a die body, wherein the die body comprises a front die plate, a rear die plate and a die core, the front die plate is matched with the rear die plate, the die core is placed in the die cavity formed by matching the front die plate and the rear die plate to form a complete puller die cavity, a square groove is formed in the position, located in the die cavity, of the rear die plate, a through hole communicated with the square groove is formed in the rear die plate in a penetrating mode, a push block is arranged in the square groove, the size and the volume of the push block are consistent with the size and the volume of the cavity of the square groove, the four side faces of the push block are in sealed sliding fit with the four side faces of the square groove, a push plate is arranged on one side face, away from the die cavity, of the rear die plate, a gap is formed between the push plate and the rear die plate, push rods are arranged in the through hole, the two ends of the push rods are respectively connected with the push block and, the push plate is provided with a slide block arranged in the slide hole.

A pull head mould comprises a plurality of mould cores which are matched, so that a corresponding sliding block and a corresponding sliding hole are arranged at the slide way of each mould core matched with the rear mould plate, and a stable positioning structure is realized between the push block and the rear mould plate.

Still evenly be provided with a plurality of springs between push pedal and the back template, all be provided with the recess corresponding to every spring department on push pedal and back template, the recess is arranged in at the both ends of spring for can carry on spacingly to the spring through the recess, avoid the condition that the skew drops to appear in the spring.

The spring is a high temperature resistant spring.

The one end side of orientation slide on the slider is the bevel face setting, and the slider is for inclined plane and plane constitution towards the one end terminal surface of slide, and its inclined plane is for the outside side setting of orientation back template, is corresponding to the setting that the mold core stretches into the end promptly.

The ejector pad is the screw setting with the push rod junction, and push rod threaded fixation is in the screw, when the push rod was pushed to the mould intracavity through the push pedal, is used for connecting the screw thread end of ejector pad on the push rod and arranges the mould intracavity in, through the ejector pad with this threaded carry out accordant connection for the ejector pad can be threaded fixation on the push rod, then after loosening the push pedal, the push pedal resumes the normal position, can drive the ejector pad and arrange the square groove in.

The side surface of the push block, which is positioned in the mold cavity, is provided with a mark symbol, the mark symbol is a specific pull head batch number, and in the use process, the mark can be printed at the position of the pull head corresponding to the push block, so that the molded pull head is provided with the batch mark, meanwhile, the push block can be replaced according to production requirements, and the push block with the required mark is installed in the square groove.

Through this technical scheme, in the concrete implementation process, through cooperating the preceding template, back template and mold core forms complete pull head mould cavity, then the mold core can be contradicted spacing to the slider, make the push pedal not take place the condition of removing, then pour into the mould intracavity with the material and cast, after the casting is accomplished, the pull head is complete molding, through dismantling the separation between preceding template and mold core and back template, then be close to the back template through promoting the push pedal, make the push pedal pass through the push rod and drive the ejector pad and move towards the mould intracavity, make the ejector pad release the pull head from the back template, accomplish and get the material operation, after getting the material and accomplishing, loosen the motive force to the push pedal, make through the elastic action of spring, the push pedal can resume the primary position, the ejector pad resumes in the square groove promptly.

In the actual production process, through the mountable push cylinder in push pedal department, through the control of workman to pushing the cylinder for push cylinder exerts the pushing force to the push pedal and accomplishes the removal operation of push pedal, has realized getting the material operation, and the setting of push cylinder can reduce the intensity of labour that the workman promoted the operation to the push pedal, further improves production efficiency.

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. The utility model provides a pull head mould structure, includes the mould body, and the mould body is including preceding template, back template and mold core, preceding template and back template cooperation, and the mold core is put into the mould intracavity formation complete pull head mould chamber after preceding template matches with back template, its characterized in that: the rear template is provided with a square groove at the position of a mold cavity, a through hole communicated with the square groove is arranged in the rear template in a penetrating mode, a push block is arranged in the square groove, the size and the volume of the push block are consistent with the cavity of the square groove, four side faces of the push block and four side faces of the square groove are in sealed sliding fit, a push plate is arranged on one side face, away from the mold cavity, of the rear template, a gap is formed between the push plate and the rear template, a push rod is arranged in the through hole, the push block and the push plate are connected to two ends of the push rod respectively, a slide hole is formed in the rear template and corresponds to a slide way at the position of a mold core, the slide hole penetrates through the slide way from the outside of the rear template to the.

2. A slider mold structure as claimed in claim 1, wherein: and a plurality of springs are uniformly arranged between the push plate and the rear template.

3. A slider mold structure as claimed in claim 2, wherein: the spring is a high temperature resistant spring.

4. A slider mold structure as claimed in claim 1, wherein: the one end side of orientation slide on the slider is the bevel face setting, and the slider is for inclined plane and plane constitution towards the one end terminal surface of slide.

5. A slider mold structure as claimed in claim 1, wherein: the push block is arranged in a screw hole at the joint of the push rod, and the push rod is fixed in the screw hole in a threaded manner.

6. A slider mold structure as claimed in claim 5, wherein: and a marking symbol is arranged on one side surface of the push block positioned in the mold cavity.