CN216086970U - Parting and processing tool for bowl-shaped earmuffs - Google Patents

Abstract

The utility model discloses a parting and processing tool for a bowl-shaped earmuff, which comprises a lower die, wherein a die groove is arranged above the lower die, a protection mechanism is arranged above the die groove, and a die pressing plate is arranged above the protection mechanism. This parting and machining tool of bowl shape earmuff, place in the bottom through the parting line with the earmuff base member, thereby make the parting line of wearing the in-process not influence the earphone, and process out the product shape through five-axis CNC, later utilize laser beam machining mould line, be favorable to the parting line to be less than 0.03mm, be convenient for improve the suitability of earmuff, be favorable to improving and wear the comfort level, be convenient for improve the aesthetic property of earmuff, protection machanism has been set up in the top of earmuff mould, after last mould finishes with the bed die pressfitting, protection machanism rises automatically, thereby separate the mould groove with around, later take out protection machanism and can make unnecessary raw and other materials break away from with the bed die, be favorable to the fast demoulding, be convenient for improve work efficiency.

Description

Parting and processing tool for bowl-shaped earmuffs

Technical Field

The utility model relates to the technical field of earmuff processing, in particular to a parting and processing tool for a bowl-shaped earmuff.

Background

Along with the popularization of electronic products, earphones are also becoming a product matched with the electronic products more and more, especially in public places such as subways, squares and the like, the earphones become an indispensable part, become an accessory product which is necessary for the exterior of modern young people, and develop various earphones such as in-ear earphones, head-wearing earphones, neck-hanging earphones and the like, in order to improve the wearing comfort of the earphones, the in-ear earphones need to be used as earmuffs, the earmuffs are common accessories of the electronic products such as earphones, and have the characteristics of comfort, ear fitting, close to a sealed music output mode and the like, in the production process of the earmuffs, a mold of the earmuffs needs to be used, but the earmuff mold in the market still has the following problems:

1. most of the joint lines of the ear cap molds in the current market are positioned in the middle of the ear cap, namely between the upper mold and the lower mold of the ear cap, so that the joint lines are positioned at the center line of the ear cap base body, most of the joint lines cannot be effectively processed, the thickness of the joint lines is often more than 0.08mm, the appearance of the ear cap is greatly influenced, the influence on the ears is easily caused in the process of wearing the ear cap for a long time, and the ear cap mold is uncomfortable to wear;

2. in the use of earmuff mould, need the product to place in the bed die top, thereby the back produces the earmuff through last mould and bed die pressfitting, but the in-process of pressfitting is the easy some raw and other materials that go out to need the staff to clear up raw and other materials, thereby increase the drawing of patterns step, reduced work efficiency.

Aiming at the problems, the novel design is carried out on the basis of the original earcap mould.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a parting and processing tool for a bowl-shaped earmuff, which aims to solve the problems that most of the joint lines of earmuff dies in the market are arranged in the middle of the earmuff, namely between an upper die and a lower die of the earmuff, so that the joint lines are arranged at the central line of an earmuff base body, most of the joint lines cannot be effectively processed, the thickness of the joint lines is often more than 0.08mm, the appearance of the earmuff is greatly influenced, the earmuff is easily influenced in the process of wearing the earmuff for a long time, the earmuff is uncomfortable to wear in work, a product is required to be placed above the lower die in the using process of the earmuff die, and then the earmuff is produced by pressing the upper die and the lower die, but a part of raw materials are easily produced in the pressing process, so that a worker is required to clean the raw materials, and a demoulding step is increased, the problem of work efficiency is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a typing and machining tool of bowl shape earmuff, includes the bed die, the top of bed die is provided with the mould groove, and the top in mould groove is provided with protection machanism to protection machanism's top is provided with the mould clamp plate, the top of mould clamp plate is connected with the connecting block, and the top of connecting block is connected with the mould to the top of going up the mould is connected with the block groove.

Preferably, protection machanism includes the protection bottom plate, runs through pole, first spring, second spring, extends the piece and return the piece of contracting, the top of protection bottom plate is connected with first spring, the top of first spring is connected with returns the piece of contracting, the shape of protection bottom plate is unanimous with the shape of bed die, return the even equidistance distribution of piece in the top of protection bottom plate, it constitutes spring reset mechanism with the protection bottom plate through first spring to return the piece.

Preferably, a second spring is connected below the extension block, the extension block and the retraction block form a spring return mechanism through the second spring, and the length of the extension block is smaller than that of the retraction block.

Preferably, the mould groove is semi-arc-shaped, and the central point of the mould groove is provided with a cylindrical protrusion, and the mould grooves are uniformly distributed above the lower mould at equal intervals.

Preferably, the shape of the die pressing plate is consistent with that of the die groove, and the die pressing plate and the upper die are integrally installed through a connecting block.

Preferably, the clamping groove and the penetrating rod are clamped with each other, and the clamping groove is symmetrical about two sides of the upper die.

Compared with the prior art, the utility model has the beneficial effects that: the parting and processing tool of the bowl-shaped earmuff,

1. the parting line of the earmuff base body is placed at the bottom, so that the parting line does not affect the earphone in the wearing process, the shape of a product is machined through five-axis CNC, and then the mold grain surface is machined through laser, so that the parting line is lower than 0.03mm, the applicability of the earmuff is improved, the wearing comfort level is improved, and the attractiveness of the earmuff is improved;

2. the protection mechanism is arranged above the earmuff die, and after the upper die and the lower die are pressed completely, the protection mechanism automatically rises, so that the die groove is separated from the periphery, and the protection mechanism is taken out to separate redundant raw materials from the lower die, thereby being beneficial to fast demoulding and improving the working efficiency.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic top view of the protection pad of the present invention;

FIG. 3 is a schematic top view of the retraction block of the present invention;

FIG. 4 is a schematic overall perspective view of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a lower die; 2. a protection mechanism; 201. a protective base plate; 202. penetrating the rod; 203. a first spring; 204. a second spring; 205. an extension block; 206. a retraction block; 3. a mold slot; 4. pressing a mold plate; 5. connecting blocks; 6. an upper die; 7. an engaging groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a parting and processing tool for a bowl-shaped earmuff comprises a lower mold 1, in order to make a mold clamping line of an earphone sleeve have a bottom portion for improving wearing comfort, a mold groove 3 is provided above the lower mold 1, a connecting block 5 is connected above a mold pressing plate 4, an upper mold 6 is connected above the connecting block 5, a clamping groove 7 is connected above the upper mold 6, the mold groove 3 is semi-arc-shaped, a cylindrical protrusion is provided at a central point of the mold groove 3, the mold grooves 3 are uniformly and equidistantly distributed above the lower mold 1, the shape of the mold pressing plate 4 is identical to the shape of the mold groove 3, the mold pressing plate 4 is integrally installed with the upper mold 6 through the connecting block 5, the lower mold 1 is provided with a groove, so that the mold clamping line of the upper mold 6 is arranged at the bottom portion of the earmuff in a mold clamping process, then the mold clamping line is controlled within 0.03mm after the mold clamping is removed, mould groove 3 is the semiarc shape, and the central point in mould groove 3 is provided with cylindric arch, and 3 even equidistance distributions in lower mould 1 tops in mould groove, be favorable to placing raw and other materials in mould groove 3 insidely, the going on of the follow-up work of being convenient for, the shape of mould clamp plate 4 is unanimous with the shape in mould groove 3, and mould clamp plate 4 passes through connecting block 5 and the installation of 6 integrations of last mould, be favorable to controlling the compound die line in the earmuff bottom, be convenient for improve the comfort level of wearing of earmuff.

Referring to fig. 1-5, in order to demold quickly and improve the work efficiency, a protection mechanism 2 is disposed above a mold slot 3, and a mold platen 4 is disposed above the protection mechanism 2, the protection mechanism 2 includes a protection base plate 201, a through rod 202, a first spring 203, a second spring 204, extension blocks 205 and retraction blocks 206, the first spring 203 is connected above the protection base plate 201, the retraction blocks 206 are connected above the first spring 203, the shape of the protection base plate 201 is consistent with that of the lower mold 1, the retraction blocks 206 are uniformly and equidistantly distributed above the protection base plate 201, the retraction blocks 206 form a spring return mechanism with the protection base plate 201 via the first spring 203, the second spring 204 is connected below the extension blocks 205, the extension blocks 205 form a spring return mechanism with the retraction blocks 206 via the second spring 204, the length of the extension blocks 205 is smaller than that of the retraction blocks 206, the clamping groove 7 and the through rod 202 are clamped with each other, the clamping groove 7 is a symmetrical mechanism about the two sides of the upper die 6, the upper die 6 and the lower die 1 are separated through the protective bottom plate 201, and the protective bottom plate 201 is directly taken out after die assembly is completed, so that the purpose of rapid demoulding is achieved, the improvement of the working efficiency is facilitated, and the use of workers is facilitated.

The working principle is as follows: according to the figures 1-5, the processing raw material is placed inside the die groove 3, then the upper die 6 is pushed downwards, the clamping groove 7 is aligned to the through rod 202, the upper die 6 and the lower die 1 are heated in the matching of the die pressing plate 4 and the die groove 3, the earmuff is formed, the lower die 1 is provided with a groove, the die groove 3 is arranged inside the groove, so that the joint line is arranged at the bottom of the earmuff, then the die grain surface is processed through laser, and after the joint line burrs are removed, the primary processing of the earmuff matrix can be completed;

according to fig. 1-5, in the process of pressing the mold platen 4 into the mold groove 3, the extension block 205 is firstly contacted, the extension block 205 is pressed into the retraction block 206, the retraction block 206 is pressed into the protection base plate 201, during the heating process of the upper mold 6 and the lower mold 1, the excess processing material stays above the protection base plate 201, then during the rising process of the upper mold 6, the first spring 203 and the second spring 204 respectively bounce the retraction block 206 and the extension block 205 to isolate the protection base plate 201 and the mold groove 3, and then the protection base plate 201 is taken up, that is, the excess raw material is taken away, so as to facilitate the subsequent demolding, which is the working process of the whole device, and the content not described in detail in this specification belongs to the prior art known by those skilled in the art.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a parting and processing tool of bowl shape earmuff, includes bed die (1), its characterized in that: the die is characterized in that a die groove (3) is formed in the upper portion of the lower die (1), a protection mechanism (2) is arranged above the die groove (3), a die pressing plate (4) is arranged above the protection mechanism (2), a connecting block (5) is connected above the die pressing plate (4), an upper die (6) is connected above the connecting block (5), and a clamping groove (7) is connected above the upper die (6).

2. The bowl-shaped earmuff parting and machining tool as set forth in claim 1, wherein: protection machanism (2) including protection bottom plate (201), through pole (202), first spring (203), second spring (204), extend piece (205) and return piece (206), the top of protection bottom plate (201) is connected with first spring (203), the top of first spring (203) is connected with returns piece (206), the shape of protection bottom plate (201) is unanimous with the shape of bed die (1), return the even equidistance distribution in the top of protection bottom plate (201) of piece (206), it constitutes spring reset mechanism with protection bottom plate (201) through first spring (203) to return piece (206).

3. The bowl-shaped earmuff parting and machining tool as set forth in claim 2, wherein: a second spring (204) is connected below the extension block (205), the extension block (205) and the retraction block (206) form a spring return mechanism through the second spring (204), and the length of the extension block (205) is smaller than that of the retraction block (206).

4. The bowl-shaped earmuff parting and machining tool as set forth in claim 1, wherein: the die groove (3) is in a semi-arc shape, the central point of the die groove (3) is provided with a cylindrical protrusion, and the die groove (3) is evenly distributed above the lower die (1) in an equal distance.

5. The bowl-shaped earmuff parting and machining tool as set forth in claim 4, wherein: the shape of the die pressing plate (4) is consistent with that of the die groove (3), and the die pressing plate (4) is integrally installed with the upper die (6) through the connecting block (5).

6. The bowl-shaped earmuff parting and machining tool as set forth in claim 2, wherein: the clamping groove (7) and the penetrating rod (202) are clamped with each other, and the clamping groove (7) is symmetrical about two sides of the upper die (6).

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