CN113386312A

CN113386312A - Oil cylinder front mould sliding block structure with inclined top

Info

Publication number: CN113386312A
Application number: CN202110815657.3A
Authority: CN
Inventors: 宋磊; 彭友申
Original assignee: Shenzhen Sanjing Mould Co ltd
Current assignee: Shenzhen Sanjing Mould Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-09-14

Abstract

The invention discloses an oil cylinder front mould sliding block structure with an inclined top, which comprises: the die comprises a front die sliding block mold core, an inclined top, a front die sliding block seat and an oil cylinder assembly. The front end of the front mould sliding block mold core is provided with a sliding groove, and the inclined top is arranged in the sliding groove in a sliding mode along the mould opening or mould closing direction of the front mould sliding block seat. The sliding groove is internally provided with a driving screw, the fixed end of the driving screw is fixedly connected with the inclined top, and the limiting end of the driving screw is arranged in the front die sliding block core in a sliding mode. The plug screw is sleeved with a spring, one end of the spring is abutted against the inclined top, and the other end of the spring is abutted against the bottom of the sliding groove. The invention has the beneficial effects that: the inside wall of the product chute can be formed to form a complex product with an inverted buckle structure. The lifter and the front mold sliding block mold core work synchronously, no additional driving part is needed, the mold manufacturing cost is saved, and the mold structure is greatly simplified. The die-locking mechanism is stable and reliable, runs smoothly, cannot collide the die, can guarantee complete demolding of the reverse buckle inside the product, guarantees the quality of a formed product, and has mass production performance.

Description

Oil cylinder front mould sliding block structure with inclined top

Technical Field

The invention relates to the technical field of dies, in particular to an oil cylinder front die sliding block structure with an inclined top.

Background

Plastic molds are tools for molding articles and are widely used in various industries. As the plastic industry has grown, the shape and structure of plastic articles has become more complex. For example, some products have a chute structure and a round hole reverse-buckling structure on the inner side wall of the chute structure, and the product structure cannot be formed by using the existing mold. On the premise of ensuring the shape and structure of a client product, a new mold structure for entering and exiting is urgently needed.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an oil cylinder front mould sliding block structure with an inclined top.

In order to achieve the above object, the present invention provides a sliding block structure of a front mold of an oil cylinder with a slanted top, comprising: the mold core of the front mold slider of the chute for molding the product, the pitched roof of the back-off on the inner wall of the chute for molding the product, the front mold slider seat for fixing the mold core of the front mold slider and the oil cylinder assembly for driving the front mold slider seat to open or close the mold. The front end of the front mould sliding block mold core is provided with a sliding groove, and the inclined top is arranged in the sliding groove in a sliding mode along the mould opening or mould closing direction of the front mould sliding block seat. And a filling screw is arranged in the sliding groove along the sliding direction of the inclined top, the fixed end of the filling screw is fixedly connected with the inclined top, and the limiting end of the filling screw is arranged in the front die slide block core in a sliding manner. The plug screw is sleeved with a spring, one end of the spring is abutted against the inclined top, and the other end of the spring is abutted against the bottom of the sliding groove.

Preferably, the inner wall of the chute is provided with a guide groove along the sliding direction of the pitched roof, and the outer wall of the pitched roof is provided with a guide rail in sliding fit with the guide groove.

Preferably, the cylinder assembly includes: hydro-cylinder slider, hydro-cylinder meson, hydro-cylinder mount pad and hydro-cylinder. The oil cylinder slider is connected with the front die slider seat, the oil cylinder meson is fixed on the oil cylinder slider, the oil cylinder mounting seat is fixed on the outer wall of the die, the oil cylinder is fixed on the oil cylinder mounting seat, and the oil cylinder drives the oil cylinder meson and the oil cylinder slider to slide on the oil cylinder mounting seat together.

Preferably, the front end of the oil cylinder sliding block is provided with an inclined plane in sliding fit with the front die sliding block seat, the inclined plane of the oil cylinder sliding block is provided with a T-shaped sliding block, the front die sliding block seat is provided with a T-shaped groove, and the T-shaped sliding block is in sliding fit connection with the T-shaped groove.

Preferably, the oil cylinder mounting seat is provided with a supporting block, two ends of the bottom of the supporting block are respectively provided with a travel switch, and the side wall of the oil cylinder sliding block is provided with a sensing stop block which corresponds to the two travel switches one by one.

Compared with the prior art, the invention has the beneficial effects that: the structure can form a complex product with an inverted buckle structure on the inner side wall of the chute of the product. The lifter of the structure is arranged inside the front die sliding block core, and the product can be automatically ejected out through the elasticity of the spring, so that the lifter and the front die sliding block core can work synchronously, a driving part is not required to be additionally arranged, the manufacturing cost of the die is saved, and the die structure is greatly simplified. This stable in structure is reliable, and the operation is smooth and easy, can not hit the mould, can guarantee the complete drawing of patterns of the inside back-off of product, guarantees the quality of shaping product, but has the volume production nature.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a molded product according to an embodiment of the present invention;

FIG. 2 is a block diagram of an embodiment of the present invention;

the objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The invention provides an oil cylinder front mold sliding block structure with an inclined top.

Referring to fig. 1-2, fig. 1 is a structural view of a product formed according to an embodiment of the present invention, and fig. 2 is a structural view of an embodiment of the present invention.

As shown in fig. 1-2, in the embodiment of the present invention, the cylinder front mold sliding block structure with a slanted roof includes: a front mold slider core 200 for molding the chute 110 of the product 100, a lifter 300 for molding the undercut 120 on the inner wall of the chute 110 of the product 100, a front mold slider holder 400 for fixing the front mold slider core 200, and a cylinder assembly 500 for driving the front mold slider holder 400 to open or close the mold.

The front mold-slide core 200 has a slide groove 210 at the front end thereof, and the lifter 300 is slidably disposed in the slide groove 210 in the mold opening or closing direction of the front mold-slide holder 400. A stuff screw 211 is arranged in the chute 210 along the sliding direction of the inclined top 300, the fixed end of the stuff screw 211 is fixedly connected with the inclined top 300, and the limit end of the stuff screw 211 is arranged in the front mould slide block mold core 200 in a sliding way. The plugging screw 211 is sleeved with a spring 212, one end of the spring 212 presses against the inclined top 300, and the other end of the spring 212 presses against the groove bottom of the sliding groove 210.

During demolding, the oil cylinder assembly 500 drives the front mold slide seat 400 to retreat so as to drive the front mold slide mold core 200 to retreat from the product 100, and demolding of the chute 110 structure of the product 100 is realized. In the process of withdrawing the front mold slider core 200 from the product 100, the lifter 300 firstly withholds the product 100 under the elastic force of the spring 212, so that the product 100 is ejected when the front mold slider core 200 is demoulded, and the product 100 is prevented from being stuck with a film. After the front mold slider core 200 exits to a certain position, the front mold slider core 200 starts to drive the driving screw 211 to retreat together, so as to drive the lifter 300 to exit the product 100, and the demolding of the back-off 120 on the inner wall of the chute 110 of the product 100 is realized. The structure of the sectional demoulding can ensure smooth demoulding, the product 100 can not be stuck with films, and the quality of the formed product 100 is improved.

The stopper screw 211 is arranged in the sliding groove 210, the fixed end of the stopper screw 211 is fixedly connected with the inclined top 300, and the limiting end of the stopper screw 211 is arranged in the front mold slider core in a sliding manner, so that the limitation of the sliding stroke of the inclined top 300 in the sliding groove 210 is realized. Meanwhile, the plug screw 211 is arranged, the spring 212 can be sleeved on the plug screw 211, the guide of the spring 212 in compression is realized, a guide structure does not need to be additionally arranged for the spring 212, and the mold structure is simplified.

Further, in the present embodiment, the inner wall of the sliding chute 210 is provided with a guide groove 213 along the sliding direction of the lifter 300, and the outer wall of the lifter 300 is provided with a guide rail 310 slidably engaged with the guide groove 213. By adopting the sliding fit of the guide groove 213 and the guide rail 310, the movement of the lifter 300 is more stable and reliable, and the precision of the mold forming product 100 is improved.

The cylinder assembly 500 includes: the hydraulic cylinder comprises a cylinder slide block 510, a cylinder meson 520, a cylinder mounting seat 530 and a cylinder 540. The oil cylinder slider 510 is connected with the front mold slider seat 400, the oil cylinder meson 520 is fixed on the oil cylinder slider 510, the oil cylinder mounting seat 530 is fixed on the outer wall of the mold, the oil cylinder 540 is fixed on the oil cylinder mounting seat 530, and the oil cylinder 540 drives the oil cylinder meson 520 and the oil cylinder slider 510 to slide on the oil cylinder mounting seat 530 together, so that the front mold slider seat 400 is driven to move, and then the mold closing or demolding of the front mold slider mold core 200 and the lifter 300 is driven.

Further, in this embodiment, the front end of the cylinder block 510 is provided with an inclined plane 511 which is in sliding fit with the front mold block seat 400, the inclined plane 511 of the cylinder block 510 is provided with a T-shaped block 512, the front mold block seat 400 is provided with a T-shaped groove 410, and the T-shaped block 512 is in sliding fit connection with the T-shaped groove 410. The inclined plane 511 which is in sliding fit with the front die slide seat 400 is arranged at the front end of the oil cylinder slide block 510, so that the driving direction of the oil cylinder 540 and the sliding direction of the front die slide seat 400 can be arranged at an angle, and the oil cylinder assembly 500 can be conveniently and horizontally arranged on the outer wall of a die. Meanwhile, the oil cylinder slider 510 and the front mold slider seat 400 are connected in a sliding fit manner by adopting a T-shaped slider 512 and a T-shaped groove 410, so that the oil cylinder slider 510 drives the front mold slider seat 400 to move more firmly and stably.

Further, in this embodiment, the cylinder mounting base 530 is provided with a supporting block 531, two ends of the bottom of the supporting block 531 are provided with travel switches 532, and the side wall of the cylinder slider 510 is provided with sensing stoppers 513 corresponding to the two travel switches 532 one to one. By arranging the travel switch 532 and the induction block 513, the stroke of sliding the cylinder slider 510 can be limited, and further, the stroke of driving the front mold slider core 200 and the inclined top 300 to mold or demold by the cylinder assembly 500 can be limited.

Compared with the prior art, the invention has the beneficial effects that: this structure enables the molding of a complex product 100 having a structure of the undercut 120 on the inner side wall of the chute 110 of the product 100. The lifter 300 of the structure is arranged inside the front mould sliding block mold core 200, and the product 100 is automatically ejected through the elasticity of the spring 212, so that the lifter 300 and the front mould sliding block mold core 200 work synchronously, a driving part is not required to be additionally arranged, the mold manufacturing cost is saved, and the mold structure is greatly simplified. This stable in structure is reliable, and the operation is smooth and easy, can not hit the mould, can guarantee the complete drawing of patterns of the inside back-off 120 of product 100, guarantees the quality of shaping product 100, but has the volume production nature.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a hydro-cylinder front mould slider structure of top to one side in area which characterized in that includes: the mold core forming device comprises a front mold sliding block mold core for forming a chute of a product, a reversed oblique top for forming the inner wall of the chute of the product, a front mold sliding block seat for fixing the front mold sliding block mold core and an oil cylinder assembly for driving the front mold sliding block seat to open or close a mold; the front end of the front die sliding block mold core is provided with a sliding chute, and the inclined top is arranged in the sliding chute in a sliding manner along the die opening or closing direction of the front die sliding block seat; a driving screw is arranged in the sliding groove along the sliding direction of the inclined top, the fixed end of the driving screw is fixedly connected with the inclined top, and the limiting end of the driving screw is arranged in the front die slide block core in a sliding manner; the plugging screw is sleeved with a spring, one end of the spring is abutted against the inclined top, and the other end of the spring is abutted against the bottom of the sliding groove.

2. The oil cylinder front die sliding block structure with the pitched roof as claimed in claim 1, wherein a guide groove is arranged on the inner wall of the sliding groove along the sliding direction of the pitched roof, and a guide rail which is in sliding fit with the guide groove is arranged on the outer wall of the pitched roof.

3. The cylinder front mold slide block structure with the pent roof of claim 1, wherein the cylinder assembly comprises: the oil cylinder comprises an oil cylinder sliding block, an oil cylinder meson, an oil cylinder mounting seat and an oil cylinder; the oil cylinder slider is connected with the front die slider seat, the oil cylinder meson is fixed on the oil cylinder slider, the oil cylinder mounting seat is fixed on the outer wall of the die, the oil cylinder is fixed on the oil cylinder mounting seat, and the oil cylinder drives the oil cylinder meson and the oil cylinder slider to slide on the oil cylinder mounting seat together.

4. The cylinder front mold sliding block structure with the slanted top as claimed in claim 3, wherein the front end of the cylinder sliding block is provided with a slanted surface in sliding fit with the front mold sliding block seat, the slanted surface of the cylinder sliding block is provided with a T-shaped sliding block, the front mold sliding block seat is provided with a T-shaped groove, and the T-shaped sliding block is in sliding fit with the T-shaped groove.

5. The cylinder front mold sliding block structure with the slanted roof as claimed in claim 3, wherein said cylinder mounting seat is provided with a supporting block, both ends of the bottom of said supporting block are provided with a travel switch, and the side wall of said cylinder sliding block is provided with a sensing stopper corresponding to two said travel switches one by one.