CN222521921U

CN222521921U - A mold structure for delayed slider demoulding

Info

Publication number: CN222521921U
Application number: CN202420159233.5U
Authority: CN
Inventors: 牛运华; 徐晓阳; 田波; 左陈宇
Original assignee: Zhangjiagang Zhongtian Precision Molding Co ltd
Current assignee: Zhangjiagang Zhongtian Precision Molding Co ltd
Priority date: 2024-01-23
Filing date: 2024-01-23
Publication date: 2025-02-25
Anticipated expiration: 2034-01-23

Abstract

The utility model provides a die structure for delaying demoulding of a sliding block, which relates to the technical field of dies and aims to solve the problem that demoulding is difficult due to more lateral ribs in the prior art, the die structure for delaying demoulding of the sliding block comprises a first sliding block component, a second sliding block component, a base, an inclined guide post and a driving piece, wherein the first sliding block component comprises a driving part and a forming part for forming the lateral structure of a product, the second slider component comprises a resisting part and a bottom plate part, wherein the bottom plate part is connected to the right side of the resisting part and is horizontally arranged, the driving part is slidably arranged on the bottom plate part, a transverse through hole is formed in the resisting part, the forming part is slidably arranged in the through hole, the right end of the forming part is connected with the driving part, an inclined hole is formed in the driving part, and the inclined guide pillar is slidably arranged in the inclined hole. This a mould for delaying slider drawing of patterns has improved the drawing of patterns efficiency of plastic mold that has many muscle positions in side effectively, has improved production efficiency, and simple structure is practical, and processing is convenient, and the structure operation is stable.

Description

A mould structure for delaying slider drawing of patterns

Technical Field

The utility model relates to the technical field of dies, in particular to a die structure for delaying the demoulding of a sliding block.

Background

When the parts of the rubber coating shell of the electric tool are manufactured through the grinding tool, due to the fact that different colors are required to be matched, the traditional manufacturing mode is achieved through the rubber coating die, namely, one color hard rubber is firstly printed out, then the one color hard rubber is manually placed on the soft rubber at the handle of the rubber coating die, and the process increases the problems caused by secondary rubber coating, such as difficult product installation, pressing die, low efficiency, labor waste, infirm rubber coating, high reject ratio and the like.

Aiming at the problems, the new mold adopts a scheme that the double-color mold is used for forming a finished product at one time in a double-color injection molding machine to solve the problem of the defects of the rubber coating mold, and simultaneously brings new challenges for the development of the double-color mold. Because the product is large in external dimension and more in side rib positions, and the mold of the product is provided with the back-off, the mold of the product is required to be manufactured with a slide block structure on the mold for demolding, if the ribs are deeper, the packing force on the slide block is larger, so that the lateral parting force is increased, the workpiece is easy to deform in the demolding process, and the precision and the qualification rate of the product are seriously affected. The current solution is to use a movable insert on the mold, remove the movable insert from the mold together with the product after the product is formed, and then take the movable insert out of the product hole. However, this method is time-consuming and laborious, and cannot meet the requirement of mass production.

Disclosure of utility model

The utility model aims to provide a die structure for delaying the demoulding of a sliding block, which solves the problem that the demoulding is difficult due to more lateral ribs in the prior art, effectively improves the demoulding efficiency of a plastic die with multiple lateral ribs, the production efficiency is improved, and simple structure is practical, and processing is convenient, and the structure operation is stable, durable and be convenient for maintain, can satisfy mass production's demand.

The utility model provides a die structure for delaying demolding of a sliding block, which comprises a first sliding block assembly, a second sliding block assembly, a base, an inclined guide post and a driving piece, wherein the first sliding block assembly comprises a driving part and a forming part for forming a side surface structure of a product, the second sliding block assembly comprises a resisting part and a bottom plate part, the bottom plate part is connected to the right side of the resisting part and is horizontally arranged, the driving part is slidably arranged on the bottom plate part, a transverse perforation is arranged on the resisting part, the forming part is slidably arranged in the perforation, the right end of the forming part is connected with the driving part, the driving part is provided with an inclined hole, the inclined guide post is slidably arranged in the inclined hole, when the inclined guide post vertically moves upwards, the driving part can slide rightwards on the bottom plate part and can drive the forming part to move rightwards along the perforation to perform first lateral movement, and the driving piece is connected with the bottom plate part and can drive the second sliding block assembly and the first sliding block assembly to move rightwards on the upper side for the second lateral movement.

As a preferable scheme of the utility model, the utility model further comprises two first limit pressing strips and two second limit pressing strips, wherein the two first limit pressing strips are respectively arranged on the front side and the rear side of the driving part and are connected to the bottom plate part, and the two second limit pressing strips are respectively arranged on the front side and the rear side of the bottom plate part and are connected to the base.

As a preferable scheme of the utility model, an elastic limiting component is arranged in the first limiting pressing strip, a first notch groove is formed in one side, close to the first limiting pressing strip, of the second limiting pressing strip, a second notch groove is formed in one side, close to the first limiting pressing strip, of the driving part, when a die is used for manufacturing a product, the elastic limiting component is clamped in the first notch groove, and when the die is moved laterally for the first time, the elastic limiting component is clamped in the second notch groove.

As a preferable scheme of the utility model, the elastic limiting assembly comprises an elastic piece and a limiting clamping block, wherein a limiting hole which is traversed back and forth is arranged in the first limiting pressing strip, the limiting clamping block is arranged in the through hole, and one end of the elastic piece is abutted with the first limiting pressing strip, and the other end of the elastic piece is connected with the limiting clamping block.

As a preferable mode of the present utility model, a limiting groove is provided in the first limiting bead, the limiting block includes a crossing portion and an abutting portion, the limiting groove is provided at one side of the through hole, the crossing portion is vertically connected with the abutting portion, the crossing portion is provided in the through hole, the abutting portion is movably provided in the limiting groove, and the elastic member is provided at one side of the limiting groove close to the second limiting bead and is connected with the limiting block.

As a preferable mode of the utility model, the depth of the first notch groove is equal to the depth of the second notch groove, and the length of the limit clamping block is equal to the sum of the depth of the first notch groove and the length of the perforation.

As a preferable mode of the utility model, a vertical limit hole is arranged on the bottom plate part, the limit hole is arranged corresponding to the bottom end of the inclined hole when the die is used for manufacturing products, and the bottom end of the inclined guide post is inserted into the limit hole.

In a preferred embodiment of the present utility model, the bottom plate portion is provided with a first rail provided in a left-right direction, a first chute adapted to the first rail is provided at a bottom side of the driving portion, and the bottom plate portion is slidably provided on the first rail through the first chute.

As a preferable mode of the present utility model, a second rail provided in a left-right direction is provided on the base, a second chute adapted to the second rail is provided on a bottom side of the bottom plate portion, and the base is slidably provided on the second rail through the second chute.

Compared with the prior art, the utility model has the following positive effects:

The utility model provides a die structure for delaying demolding of a sliding block, which comprises a first sliding block assembly, a second sliding block assembly, a base, an inclined guide post and a driving piece, wherein the first sliding block assembly comprises a driving part and a molding part for molding a side structure of a product, the second sliding block assembly comprises a resisting part and a bottom plate part, the bottom plate part is connected to the right side of the resisting part and is horizontally arranged, the driving part is slidably arranged on the bottom plate part, a transverse through hole is arranged on the resisting part, the molding part is slidably arranged in the through hole, the right end of the molding part is connected with the driving part, the inclined guide post is slidably arranged in the inclined hole, when the inclined guide post vertically moves upwards, the driving part can be driven to slide rightwards on the bottom plate part and drive the molding part to move rightwards along the through hole for the first lateral movement, and the driving piece is connected with the bottom plate part and can be driven to move rightwards on the base simultaneously for the second lateral movement. When the mould structure is used for manufacturing products, the driving part is attached to the right side of the resisting part, the forming part extends out of the through hole, the left side of the forming part is provided with the rib position grooves for forming, the injection molding part forms a plurality of rib positions through the forming part, and the inclined guide posts are inserted into the inclined holes. When the demolding is carried out, the inclined guide pillar vertically moves upwards, the driving part is driven to slide rightwards on the bottom plate part and drives the forming part to move rightwards along the perforation to carry out first lateral movement, the first sliding block component is separated rightwards, and the second sliding block component is ensured to be in a static state under the action of the self-made mechanism during demolding, so that the purpose of propping against a product is achieved, and the product is prevented from being deformed or broken badly due to the driving of the first sliding block component by the large demolding force. After demolding of most rib positions is performed through first lateral movement, second lateral movement of the second sliding block assembly is performed through oil cylinder driving, so that demolding tasks of few rubber positions are completed, demolding efficiency of plastic molds with side multi-rib positions is effectively improved, production efficiency is improved, and the problem that more lateral rib positions are difficult to demold is completely solved through the above twice demolding movement.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a first view of a mold structure for delayed demolding of a slide according to the present utility model;

FIG. 2 is a schematic diagram of a second view of a mold structure for delayed demolding of a slide according to the present utility model;

FIG. 3 is a right side view of the mold structure for delayed demolding of a slide of the present utility model;

FIG. 4 is a front view of a mold structure for delayed demolding of a slide in accordance with the present utility model;

FIG. 5 is a cross-sectional view of A-A of FIG. 4;

FIG. 6 is an enlarged view of a portion of C in FIG. 5;

FIG. 7 is a top view of a mold structure for delayed slide demolding of the present utility model;

FIG. 8 is a cross-sectional view of B-B of FIG. 7;

FIG. 9 is a schematic view of the internal structure of the present utility model after a first lateral movement of the mold structure for delayed slide demolding;

fig. 10 is a schematic view showing the internal structure of the mold structure for delaying demolding of the slide after the second lateral movement of the mold structure according to the present utility model.

The device comprises a first sliding block assembly 1, a forming part 12, a driving part 121, an inclined hole 122, a first sliding groove 123, a second notch groove 2, a second sliding block assembly 21, a resisting part 211, a perforation 22, a bottom plate part 221, a connecting groove 222, a first guide rail 223, a second sliding groove 224, a limiting table 225, a limiting hole 4, an inclined guide post 5, a first limiting pressing strip 51, a through hole 52, a limiting groove 6, a second limiting pressing strip 61, a first notch groove 7, a base 71, a second guide rail 8, a driving part 9, an elastic limiting assembly 91, a limiting clamping block 911, a traversing part 912, a abutting part 92, an elastic part 93 and a positioning block.

Detailed Description

In the description of the present utility model, it should be noted that, unless otherwise indicated, the meaning of "plurality" means two or more, and the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "head", "tail", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplification, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, or indirectly connected via an intermediary. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

The following describes the embodiments of the present utility model in further detail with reference to the drawings.

Example 1:

The mold structure for delaying demolding of a slide, as shown in fig. 1-10, includes a first slide assembly 1, a second slide assembly 2, a base 7, a diagonal guide post 4 and a driving member 8. The first slider assembly 1 comprises a driving part 12 and a shaping part 11 for shaping the side structure of the product, and the second slider assembly 2 comprises a counteracting part 21 and a bottom plate part 22. The bottom plate portion 22 is connected to the right side of the resisting portion 21 and is horizontally arranged, the driving portion 12 is slidably arranged on the bottom plate portion 22, a transverse through hole 211 is formed in the resisting portion 21, the forming portion 11 is slidably arranged in the through hole 211, the right end of the forming portion is connected with the driving portion 12, an inclined hole 121 is formed in the driving portion 12, and the inclined guide post 4 is slidably arranged in the inclined hole 121. When the oblique guide post 4 moves vertically upwards, the driving part 12 can be driven to slide rightwards on the bottom plate part 22 and drive the forming part 11 to move rightwards along the perforation 211 to perform the first lateral movement. The driving member 8 is connected to the bottom plate portion 22 and is capable of driving the second slider assembly 2 and the first slider assembly 1 to move rightward simultaneously on the base 7 to perform a second lateral movement. Wherein, as shown in fig. 8, the inclined holes 121 are inclined from top to bottom from left to right. The driving member 8 is an oil cylinder.

In the mold structure of the present embodiment, as shown in fig. 8, when the mold structure is used for manufacturing a product, the driving portion 12 is abutted against the right side of the resisting portion 21, the forming portion 11 is disposed to extend out of the through hole 211, the left side of the forming portion 11 is provided with a rib slot for forming, the injection molding member forms a plurality of ribs through the forming portion 11, and the inclined guide post 4 is inserted into the inclined hole 121. When demoulding, the inclined guide post 4 vertically moves upwards, as shown in fig. 9, the driving part 12 is driven to slide rightwards on the bottom plate part 22 and drives the forming part 11 to move rightwards along the perforation 211 to perform first lateral movement, the first sliding block component 1 is separated from the right side by a distance of 45mm, and the second sliding block component 2 is ensured to be in a static state under the action of the self-made mechanism during demoulding, so that the aim of propping against a product is achieved, and the product is prevented from being deformed or broken badly due to the fact that the product is driven by a larger demoulding force of the first sliding block component 1. After the demolding of most muscle positions through the first lateral movement, as shown in fig. 10, the secondary lateral movement of the second sliding block assembly 2 is carried out through the driving of the oil cylinder, so that the demolding task of few glue positions is completed, the demolding efficiency of the plastic mold with the side multi-rib positions is effectively improved, the production efficiency is improved, the problem that more side rib positions are difficult to demold is completely solved through the above twice demolding movement, and the demolding machine is simple and practical in structure, small in occupied space, convenient to process, stable in structure operation, durable and convenient to maintain, and can meet the requirement of mass production.

Preferably, the first rail 222 is provided on the bottom plate 22 in the left-right direction, the first chute 122 is provided on the bottom side of the driving part 12 to be matched with the first rail 222, and the bottom plate 22 is slidably provided on the first rail 222 through the first chute 122 so that the driving part 12 can move left and right on the bottom plate 22.

Preferably, the base 7 is provided with a second rail 71 disposed in the left-right direction, and a second chute 223 adapted to the second rail 71 is disposed at the bottom side of the bottom plate 22, and the base 7 is slidably disposed on the second rail 71 through the second chute 223, so that the bottom plate 22 moves left-right on the base 7.

Preferably, the mold structure for delaying demolding of the slide block of the present embodiment further includes two first limiting beads 5 and two second limiting beads 6, wherein the two first limiting beads 5 are respectively disposed on the front and rear sides of the driving portion 12 and connected to the bottom plate portion 22, so as to limit the left and right movement of the driving portion 12 in the front and rear directions. Two second limit pressing strips 6 are respectively arranged on the front side and the rear side of the bottom plate part 22 and are connected to the base 7. The width of the first limit pressing bar 5 is larger than the width of the driving part 12, and the width of the second limit pressing bar 6 is larger than the width of the bottom plate part 22. Limiting tables 224 are provided on the front and rear sides of the bottom plate portion 22, respectively, and two second limiting beads 6 are provided on the outer sides of the two limiting tables 224, respectively, to limit the movement of the bottom plate portion 22 in the front-rear direction.

Preferably, as shown in fig. 5 and 6, an elastic limiting component 9 is arranged in the first limiting pressing bar 5, a first notch groove 61 is arranged on one side, close to the first limiting pressing bar 5, of the second limiting pressing bar 6, and a second notch groove 123 is arranged on one side, close to the first limiting pressing bar 5, of the driving part 12. The elastic limiting component 9 is clamped in the first notch groove 61 when the die is used for manufacturing a product, and the elastic limiting component 9 is clamped in the second notch groove 123 after the first lateral movement. When the mold is used for manufacturing a product, the driving part 12 is abutted against the right side of the resisting part 21, and the left-right distance between the first notch groove 61 and the second notch groove 123 is equal to the first lateral movement stroke and can be 45mm.

When the die is used for manufacturing a product, the elastic limiting assembly 9 is clamped in the first notch groove 61, the first limiting pressing strip 5 is connected to the bottom plate part 22, and the second limiting pressing strip 6 is connected to the base 7, so that positioning is formed between the second sliding block assembly 2 and the base 7. When the elastic limiting assembly 9 is clamped in the second notch groove 123 after the first lateral movement, the elastic limiting assembly 9 is separated from the first notch groove 61, so that the first sliding block assembly 1 and the second sliding block assembly 2 are in positioning connection, the second sliding block assembly 2 and the base 7 can slide relatively, and conditions are created for the integral movement demoulding of the first sliding block assembly 1 and the second sliding block assembly 2 under the drive of the oil cylinder in the next step.

Preferably, the elastic limiting component 9 comprises an elastic piece 92 and a limiting clamping block 91, a through hole 51 traversing front and back is arranged in the first limiting pressing strip 5, the limiting clamping block 91 is arranged in the through hole 211, and one end of the elastic piece 92 is abutted with the first limiting pressing strip 5, and the other end of the elastic piece is connected with the limiting clamping block 91. The length of the limit catch 91 is greater than the length of the through hole 211.

When the driving part 12 slides to the right on the bottom plate part 22 to perform the first lateral movement, one end of the limit clamping block 91 is abutted against the driving part 12, and the other end is clamped in the first notch groove 61. When the first lateral movement is completed, the limiting clamping block 91 moves to the side close to the driving part 12 under the elastic force of the elastic member 92, so that one end of the limiting clamping block 91 is clamped in the second notch groove 123 and the other end of the limiting clamping block is contracted in the through hole 51, and the limiting clamping block 91 is separated from the first notch groove 61.

Preferably, the first limiting bead 5 is provided with a limiting groove 52, the limiting clamping block 91 includes a crossing portion 911 and an abutting portion 912, the limiting groove 52 is disposed at one side of the through hole 211, the crossing portion 911 is vertically connected with the abutting portion 912, the crossing portion 911 is disposed in the through hole 211, the abutting portion 912 is movably disposed in the limiting groove 52, and the elastic member 92 is disposed at one side of the limiting groove 52 close to the second limiting bead 6 and connected with the limiting clamping block 91. A positioning block 93 is disposed on a side of the limiting groove 52, which is close to the driving portion 12, so as to limit the moving distance of the abutting portion 912, and the positioning block 93 is detachably connected to the first limiting pressing bar 5, so that the limiting clamping block 91 and the elastic member 92 can be conveniently detached.

Preferably, the depth of the first notch groove 61 is equal to the depth of the second notch groove 123, and the length of the limiting block 91 is equal to the sum of the length of the through hole 211 and the depth of the first notch groove 61, so that the elastic limiting assembly 9 is disengaged from the first notch groove 61 when the elastic limiting assembly 9 is blocked in the second notch groove 123.

Preferably, as shown in fig. 8, a vertical limiting hole 225 is provided on the bottom plate 22, and when the die is used for manufacturing a product, the limiting hole 225 is provided corresponding to the bottom end of the inclined hole 121 and the bottom end of the inclined guide post 4 is inserted into the limiting hole 225, so that the first slide block assembly 1 and the second slide block assembly 2 are positioned on the base 7 when the die is used for manufacturing the product, and the die has better stability in the process of molding the product.

The above description is only of the preferred embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can make several variations and modifications without departing from the inventive concept, and it is intended to cover the scope of the present utility model.

Claims

1. A mould structure for delaying demoulding of a sliding block, which is characterized by comprising a first sliding block component (1), a second sliding block component (2), a base (7), an inclined guide pillar (4) and a driving piece (8), wherein the first sliding block component (1) comprises a driving part (12) and a forming part (11) for forming a side structure of a product, the second sliding block component (2) comprises a resisting part (21) and a bottom plate part (22), the bottom plate part (22) is connected to the right side of the resisting part (21) and horizontally arranged, the driving part (12) is slidably arranged on the bottom plate part (22), a transverse perforation (211) is arranged on the resisting part (21), the forming part (11) is slidably arranged in the perforation (211) and the right end of the forming part is connected with the driving part (12), the inclined guide pillar (4) is slidably arranged in the inclined hole (121), and when the inclined guide pillar (4) vertically moves to the right side, the driving part (12) can be driven to move upwards to the right side of the driving part (22) to form the perforation (11) for one time, the driving member (8) is connected to the bottom plate portion (22) and is capable of driving the second slider assembly (2) and the first slider assembly (1) to move rightward simultaneously on the base (7) to perform a second lateral movement.

2. The mold structure for delaying demolding of a slide block according to claim 1, further comprising two first limit pressing strips (5) and two second limit pressing strips (6), wherein the two first limit pressing strips (5) are respectively arranged on the front side and the rear side of the driving portion (12) and are connected to the bottom plate portion (22), and the two second limit pressing strips (6) are respectively arranged on the front side and the rear side of the bottom plate portion (22) and are connected to the base (7).

3. The die structure for delaying demolding of a sliding block according to claim 2, characterized in that an elastic limiting component (9) is arranged in the first limiting pressing bar (5), a first notch groove (61) is formed in one side, close to the first limiting pressing bar (5), of the second limiting pressing bar (6), a second notch groove (123) is formed in one side, close to the first limiting pressing bar (5), of the driving part (12), the elastic limiting component (9) is clamped in the first notch groove (61) when a product is manufactured through the die, and the elastic limiting component (9) is clamped in the second notch groove (123) after the first lateral movement.

4. A mould structure for delaying demoulding of a sliding block according to claim 3, characterized in that the elastic limiting assembly (9) comprises an elastic piece (92) and a limiting clamping block (91), a through hole (51) crossing front and back is arranged in the first limiting pressing bar (5), the limiting clamping block (91) is arranged in the through hole (211), and one end of the elastic piece (92) is abutted with the first limiting pressing bar (5) and the other end is connected with the limiting clamping block (91).

5. The mold structure for delayed demolding of a slide block according to claim 4, wherein a limiting groove (52) is provided in the first limiting bead (5), the limiting block (91) comprises a traversing portion (911) and an abutting portion (912), the limiting groove (52) is provided at one side of the through hole (211), the traversing portion (911) is vertically connected with the abutting portion (912), the traversing portion (911) is provided in the through hole (211), the abutting portion (912) is movably provided in the limiting groove (52), and the elastic member (92) is provided at one side of the limiting groove (52) close to the second limiting bead (6) and is connected with the limiting block (91).

6. The mold structure for delayed demolding of a slide according to claim 5, characterized in that the depth of the first notch groove (61) is equal to the depth of the second notch groove (123), and the length of the limit block (91) is equal to the sum of the depth of the first notch groove (61) and the length of the perforation (211).

7. A mould structure for delaying demoulding of a slide according to claim 1, characterized in that a vertical limit hole (225) is provided on the bottom plate part (22), the limit hole (225) being provided corresponding to the bottom end of the inclined hole (121) and the bottom end of the inclined guide post (4) being inserted in the limit hole (225) when the mould is used for producing a product.

8. The mold structure for delayed demolding according to claim 1, wherein a first rail (222) provided in a left-right direction is provided on the bottom plate portion (22), a first runner (122) adapted to the first rail (222) is provided on a bottom side of the driving portion (12), and the bottom plate portion (22) is slidably provided on the first rail (222) through the first runner (122).

9. The mold structure for delaying slide demolding according to claim 1, wherein a second guide rail (71) provided in a left-right direction is provided on the base (7), a second slide groove (223) adapted to the second guide rail (71) is provided on a bottom side of the bottom plate portion (22), and the base (7) is slidably provided on the second guide rail (71) through the second slide groove (223).