CN214562617U

CN214562617U - Forming mechanism of high-transparency tooth flushing device shell

Info

Publication number: CN214562617U
Application number: CN202120747886.1U
Authority: CN
Inventors: 章冠荣
Original assignee: Xiamen Chuangzhi Health Products Co ltd
Current assignee: Xiamen Chuangzhi Health Products Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-02
Anticipated expiration: 2031-04-13

Abstract

The utility model provides a high transparent forming mechanism towards tooth ware shell, including mould benevolence, vertical locating core on the mould benevolence, locating the side of core just can be for the gliding side slider subassembly of core level, with side slider subassembly sliding fit's oblique guide pillar, the side slider subassembly includes first side slider, is located the second side slider of first side slider top, is located second side slider outside end and can compress tightly its oblique limiting plate of compound die, be equipped with first oblique guide hole, the oblique guide hole of second that supplies oblique guide pillar to pass on first side slider, the second side slider respectively, oblique guide pillar with it is all gapped between first oblique guide hole, the oblique guide hole of second. The utility model discloses forming mechanism of high transparent tooth ware shell that dashes, its simple structure, reasonable in design, through the cooling of core and antiseized coating's design, can effectively solve the product sticking problem, guarantee the product quality, and the design of its head shaping alone and the preferential drawing of patterns effectively solves the problem of its shaping difficulty.

Description

Forming mechanism of high-transparency tooth flushing device shell

Technical Field

The utility model relates to a mould field particularly, relates to a forming mechanism of high transparent tooth ware shell that washes.

Background

Shown in fig. 1 is a mouthpart housing, which is typically injection molded from a mold. The existing die has the following problems when forming the shell of the tooth flushing device: 1. the head part (the part for mounting the punch head in a threaded manner) of the shell of the tooth punching device is small in volume and thin in side wall thickness, so that the head part is easy to deform during demoulding to cause difficult forming; 2. in addition, the product is easy to stick to the mold during demolding, so that the product is easy to stick to the mold, and the transparency of the product cannot meet the requirement.

In view of the above, the inventor of the present application invented a forming mechanism for a highly transparent tooth rinsing device housing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can effectively solve the head shaping difficulty, the product easily glues the forming mechanism of tooth ware shell of high transparency of mould problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a molding mechanism of a high-transparency tooth punching device shell comprises a mold core, a core vertically arranged on the mold core, a side slide block assembly arranged on the side surface of the core and capable of horizontally sliding relative to the core, and an inclined guide post in sliding fit with the side slide block assembly, wherein the side slide block assembly comprises a first side slide block, a second side slide block arranged above the first side slide block, and an inclined limiting plate arranged at the outer side end of the second side slide block and capable of tightly pressing and closing the mold, the first side slide block and the second side slide block are respectively provided with a first inclined guide hole and a second inclined guide hole for the inclined guide post to penetrate through, gaps are formed between the inclined guide post and the first inclined guide hole and between the inclined guide hole and the second inclined guide hole, when the mold is closed, the inclined limiting plate tightly presses the second side slide block towards the inner side, the mold core and the side slide block assembly enclose a cavity for molding the tooth punching device shell, and a gap is formed between the outer side wall of the first inclined guide hole and the inclined guide post, and the outer side wall of the second inclined guide hole abuts against and is attached to the outer wall of the inclined guide post.

Furthermore, the inner side end of the first side sliding block is provided with a step portion protruding upwards, the second side sliding block is correspondingly provided with a limiting portion matched with the step portion, the inner side end of the limiting portion is provided with an installation hole, a horizontally arranged spring is arranged in the installation hole, one end of the spring abuts against the first side sliding block, and the other end of the spring abuts against the bottom of the installation hole during die assembly.

Further, the core is provided with a cooling channel penetrating through the upper end and the lower end of the core.

Further, the outer surface of the core is provided with an anti-sticking coating.

Further, the anti-adhesion coating is a DLC film.

Furthermore, the molding mechanism comprises a mold core, four cores and two groups of side sliding block components, wherein the mold core, the two cores and the group of side sliding block components jointly enclose to form two cavities for molding the shell of the tooth flushing device.

Further, the core comprises an upper core and a lower core, the bottom end of the upper core is assembled and spliced with the top end of the lower core, and the second side slide block and the upper core enclose to form the head of the tooth flushing device shell.

Further, the core is made of SKH-51 high speed steel.

Further, the irrigator housing is made of PCTG plastic.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses forming mechanism of high transparent tooth ware shell that dashes, its simple structure, reasonable in design, through the cooling of core and antiseized coating's design, can effectively solve the product sticking problem, guarantee the product quality, and the design of its head shaping alone and the preferential drawing of patterns effectively solves the problem of its shaping difficulty.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a front view and a sectional view of the housing of the tooth irrigator of the present invention;

FIG. 2 is a schematic perspective view of a molding mechanism in mold assembly according to an embodiment of the present invention;

FIG. 3 is a schematic top view of a molding mechanism for closing molds according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view at A in FIG. 3;

FIG. 5 is an enlarged view of section C of FIG. 4;

fig. 6 is a schematic cross-sectional view at B in fig. 3.

Description of the main elements

10-the shell of the tooth-rinsing device,

11-a head part (D) of the device,

20-a forming mechanism, wherein the forming mechanism is arranged on the die,

21-a mold core, wherein the mold core is provided with a mold core,

22-core, 221-cooling channel, 222-upper core, 223-lower core,

23-side slider assembly, 231-first side slider, 232-second side slider, 233-oblique limit plate, 234-first oblique guide hole, 235-second oblique guide hole, 236-mounting hole, 237-spring,

24-an inclined guide post which is arranged on the upper part of the frame,

d-connecting the core and the cooling mechanism.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1 to 6, the present invention discloses a forming mechanism of a highly transparent tooth-punching device shell, which belongs to a main structure of an injection mold for forming a product in a tooth-punching device shell 10, and mainly comprises a mold core 21, a core 22 vertically arranged on the mold core 21, a side slide block assembly 23 arranged on a side surface of the core 22 and capable of horizontally sliding relative to the core 22, and an inclined guide pillar 24 in sliding fit with the side slide block assembly 23, wherein the side slide block assembly 23 comprises a first side slide block 231, a second side slide block 232 positioned above the first side slide block 231, and an inclined limiting plate 233 positioned at an outer side end of the second side slide block 232 and capable of tightly pressing and closing the side slide block, the first side slide block 231 and the second side slide block 232 are respectively provided with a first inclined guide hole 234 and a second inclined guide hole 235 for the inclined guide pillar 24 to pass through, a gap is formed between the inclined guide pillar 24 and the first inclined guide hole 234 and the second inclined guide hole 235, wherein, the inclined limiting plate 233 and the inclined guiding column 24 have the same inclination direction, and the inclined guiding column 24 and the inclined limiting plate 233 are both located on an upper mold (not shown in the figure) of the injection mold, when the mold is closed, the mold core 21, the core 22, and the side slide block assembly 23 enclose a cavity formed by the tooth punching device shell 10, specifically, the inclined limiting plate 233 presses the second side slide block 232 inwards, the second side slide block 232 and the core 22 enclose the head 11 formed by the tooth punching device shell 10, a gap is provided between the outer side wall of the first inclined guiding hole 234 and the inclined guiding column 24, the outer side wall of the second inclined guiding hole 235 abuts against and is attached to the outer wall of the inclined guiding column 24, when the mold is opened, the upper mold moves to drive the inclined limiting plate 233 to separate from the outer side end of the second side slide block 232, and the inclined guiding column 24 moves along with the upper mold and drives the second side slide block 232 to move towards both sides, thereby realizing the preferential mold opening of the head 11 of the tooth punching device shell 10, the cope match-plate pattern drives oblique guide pillar 24 and continues to move until driving first side slider 231 toward two outside horizontal motions, and then realizes towards the drawing of patterns of tooth ware shell 10 main part, so, towards the design of the head 11 shaping alone and the preferential drawing of patterns of tooth ware shell 10, effectively solve the problem of its shaping difficulty.

Referring to fig. 6, an upward convex step portion is disposed at the inner end of the first side slider 231, the second side slider 232 correspondingly has a downward convex limiting portion matching with the step portion, an installation hole 236 is disposed at the inner end of the limiting portion, a horizontally disposed spring 237 is disposed in the installation hole 236, when the die is closed, the spring 237 is in a compressed state, one end of the spring 237 abuts against the first side slider 231, the other end abuts against the bottom of the installation hole 236, when the inclined limiting plate 233 is separated from the outer end of the second side slider 232 during die opening, the spring 237 gives an acting force to the second side slider 232 to move horizontally toward two outer sides, thereby further helping to realize preferential die releasing of the head 11 of the dental punch housing 10.

Referring to fig. 2, 4 to 5, the core 22 is provided with a cooling channel 221 penetrating through the upper and lower ends thereof, the outer surface of the core 22 is provided with an anti-sticking coating, the tooth flusher housing 10 is made of PCTG plastic, and the core 22 is made of SKH-51 high speed steel, wherein the PCTG plastic has high transparency, good adhesiveness, chemical resistance, and stress whitening resistance; SKH-51 is tungsten-molybdenum tough high-speed steel, which has high toughness, good wear resistance, high temperature resistance and difficult softening, and the core 22 is communicated with a cooling mechanism (not shown in the figure) through a cooling channel 221 thereof, so that the product can be rapidly cooled, and moreover, due to the anti-sticking coating on the surface of the core 22 and the special material selection of the tooth flusher shell 10, the mold sticking problem of the product during demolding can be effectively solved, the product is effectively prevented from being pulled during demolding, so that the high transparency of the product can be ensured, and the product quality can be ensured.

The tooth punching device shell 10 corresponds to the inner diameter of the head 11, the top end of the tooth punching device shell 10 is larger than the bottom end, in order to facilitate the demoulding and also in order to better mould the head 11 of the tooth punching device shell 10, the core 22 comprises an upper core 222 and a lower core 223, wherein the bottom end of the upper core 222 is assembled and jointed with the top end of the lower core 223, the head 11 of the tooth punching device shell 10 is formed by the upper core 222 and the second side slide block 232 enclosing a forming cavity, specifically, the upper core 222 and the lower core 223 are provided with communicated channels to form a cooling channel 221 of the whole core 22, the bottom end of the upper core 222 is provided with a bulge, the top end of the lower core 223 is provided with a groove matched with the bulge, the upper core 222 and the lower core 223 are in sealed joint through the bulge and the groove, when the demoulding, the second side slide block 232 firstly slides horizontally towards the two outer sides of the upper core 222 to be separated from the head 11 of the tooth punching device shell 10, to achieve its de-moulding.

The cooling mechanism connected to the cooling channel 221 of the core 22 may be an air cooling mechanism or a water cooling mechanism, and specifically, the cooling mechanism in this embodiment is an air cooling mechanism, and the air cooling mechanism blows into the cooling channel 221 from the bottom end of the core 22, as shown in fig. 4 at position D, and the side wall of the tooth rinsing device housing 10 is thin at the top and thick at the bottom, so that the cooling time can be effectively shortened, and a better cooling effect can be achieved.

In this embodiment, the anti-adhesion coating layer is a DLC film. DLC, DIAMOND-LIKE CARBON, a DIAMOND-LIKE thin film, has the advantages of high hardness, low friction coefficient, wear resistance, corrosion resistance, good adhesion resistance, environmental protection and the LIKE.

Referring to fig. 2 to 3, in this embodiment, a forming mechanism 20 is designed for an injection mold of one tooth punching device housing 10, and the forming mechanism 20 includes a mold core 21, four cores 22 and two sets of side slider assemblies 23, the mold core 21, the two cores 22 and the set of side slider assemblies 23 together enclose a cavity for forming two tooth punching device housings 10, so that the structural design of the forming mechanism 20 is more reasonable and compact, and one mold can simultaneously perform injection molding on four tooth punching device housings 10, thereby improving the production efficiency.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A forming mechanism of a high-transparency tooth punching device shell is characterized by comprising a mold core, a core vertically arranged on the mold core, a side slide block assembly arranged on the side surface of the core and capable of horizontally sliding relative to the core, and an inclined guide post in sliding fit with the side slide block assembly, wherein the side slide block assembly comprises a first side slide block, a second side slide block arranged above the first side slide block, and an inclined limiting plate arranged at the outer side end of the second side slide block and capable of tightly pressing and closing the mold, the first side slide block and the second side slide block are respectively provided with a first inclined guide hole and a second inclined guide hole for the inclined guide post to penetrate through, gaps are formed between the inclined guide post and the first inclined guide hole and the second inclined guide hole, when the mold is closed, the second side slide block is tightly pressed inwards by the inclined limiting plate, a cavity for forming the tooth punching device shell is surrounded by the mold core, the core and the side slide block assembly, and a gap is formed between the outer side wall of the first inclined guide hole and the inclined guide post, and the outer side wall of the second inclined guide hole abuts against and is attached to the outer wall of the inclined guide post.

2. The forming mechanism of the high transparent tooth rinsing device shell as claimed in claim 1, wherein: the die comprises a first side sliding block and a second side sliding block, wherein the first side sliding block is provided with a first side sliding block, the second side sliding block is provided with a second side sliding block, the second side sliding block is provided with a limiting part matched with the first side sliding block, the first side sliding block is provided with a mounting hole, a spring horizontally arranged is arranged in the mounting hole, one end of the spring abuts against the first side sliding block, and the other end of the spring abuts against the bottom of the mounting hole during die assembly.

3. The forming mechanism of the high transparent tooth rinsing device shell as claimed in claim 1, wherein: the core is provided with a cooling channel penetrating through the upper end and the lower end of the core.

4. The forming mechanism of the high-transparency tooth flusher housing according to claim 1 or 3, characterized in that: the outer surface of the core is provided with an anti-sticking coating.

5. The forming mechanism of the high transparent tooth rinsing device shell as claimed in claim 4, wherein: the anti-sticking coating is a DLC film.

6. The forming mechanism of the high transparent tooth rinsing device shell as claimed in claim 1, wherein: the forming mechanism comprises a die core, four cores and two groups of side sliding block components, wherein the die core, the two cores and the group of side sliding block components jointly enclose to form two cavities for forming the shell of the tooth flushing device.

7. The forming mechanism of the high transparent tooth rinsing device shell as claimed in claim 1, wherein: the core comprises an upper core and a lower core, the bottom end of the upper core is assembled and spliced with the top end of the lower core, and the second side sliding block and the upper core enclose to form the head of the shell of the tooth flushing device.

8. The forming mechanism of the high transparent tooth rinsing device shell as claimed in claim 1, wherein: the core is made of SKH-51 high speed steel.

9. The forming mechanism of the high transparent tooth rinsing device shell as claimed in claim 1, wherein: the tooth irrigator housing is made of PCTG plastic.