CN210820653U

CN210820653U - Effectual cell-phone protective sheath mould of shaping

Info

Publication number: CN210820653U
Application number: CN201921695057.2U
Authority: CN
Inventors: 张勇军; 梁火荣; 杨何
Original assignee: Shengchuang Industry Shenzhen Co ltd
Current assignee: Shengchuang Industry Shenzhen Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-23
Anticipated expiration: 2029-10-10

Abstract

The utility model relates to a technical field of cell-phone protective sheath mould relates to an effectual cell-phone protective sheath mould of shaping, including public mould and master model, be provided with ejecting device on the public mould, public mould with the relative one side of master model is provided with the merciful and peaceful second mould benevolence of first mould respectively, it is connected with side mould benevolence to slide on the public mould, side mould benevolence is kept away from one side of first mould benevolence sets up to first inclined plane, first inclined plane orientation is close to master model one side sets up, be provided with on the master model with the drive block that the side mould benevolence corresponds, the drive block be close to second mould benevolence one side set up into with the second inclined plane of first inclined plane adaptation, be provided with the reset assembly who is connected with the side mould. The utility model discloses has following effect: the side die core is arranged to perform injection molding on the outer wall of the bottom shell, so that the influence on the bottom shell is reduced when the bottom shell is demolded, and the forming effect is improved.

Description

Effectual cell-phone protective sheath mould of shaping

Technical Field

The utility model belongs to the technical field of the technique of cell-phone protective sheath mould and specifically relates to a cell-phone protective sheath mould that shaping is effectual is related to.

Background

The mobile phone protective sleeve is a jacket designed and produced for protecting a mobile phone. In the middle and later stages of the nineties of the twentieth century, the mobile phone protective sleeve is popular by means of the opportunity of slimming the mobile phone, and has the function of protecting the mobile phone to develop into an attractive use.

The general mobile phone protective case is formed by injection molding through an injection molding machine, because the mobile phone protective case has an inner cavity for a mobile phone to be embedded in, and because the general mobile phone protective case has a smooth sidewall on the periphery, the mold can be formed at one time, but when some combined mobile phone protective cases, such as the bottom case 100 of the mobile phone protective case shown in fig. 1, are encountered, the sidewall thereof is provided with a plurality of connecting parts 101 which need to be matched with the housing. Because when moulding plastics, the mould only moves in vertical direction, leads to in process of production, and the mould will form to interfere connecting portion, will influence the drain pan after the shaping when the drawing of patterns, and the shaping effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an effectual cell-phone protective sheath mould of shaping moulds plastics to the drain pan outer wall through setting up side mould benevolence, reduces the influence to the drain pan when the drawing of patterns, improves the shaping effect.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an effectual cell-phone protective sheath mould of shaping, includes public mould and master model, be provided with ejecting device on the public mould, public mould with the relative one side of master model is provided with the merciful and peaceful second mould benevolence of first mould respectively, it is connected with side mould benevolence to slide on the public mould, side mould benevolence is kept away from one side of first mould benevolence sets up to first inclined plane, first inclined plane orientation is close to master model one side sets up, be provided with on the master model with the drive block that the side mould benevolence corresponds, the drive block be close to second mould benevolence one side set up to with the second inclined plane of first inclined plane adaptation, be provided with the reset assembly who is connected with the side mould.

Through adopting above-mentioned technical scheme, when public mould was close to on one side of the master model, the drive block will move towards side form benevolence one side, and first inclined plane will be contradicted on the second inclined plane this moment to order about side mould benevolence edgewise towards first mould benevolence and second mould benevolence one side motion, after the raw materials injected into and the pressurize, when the drawing of patterns, the master model was kept away from to public mould, and the subassembly that resets simultaneously will order about the side form benevolence and reset, and the side form benevolence will be demoulded simultaneously, thereby improves the shaping effect of drain pan.

The utility model discloses a further set up to: offer the first spout that supplies the side form benevolence to slide on the public mould, set up the second spout that supplies the side form benevolence to slide on the master model, first mounting groove has been seted up towards keeping away from one side each other to first spout both sides wall, be provided with in the first mounting groove and contradict the stopper of side form benevolence one side, side mould benevolence both sides wall all is provided with and is used for inlaying the lug of establishing between stopper and first spout tank bottom.

By adopting the technical scheme, when the side mold core slides, the upper side and the lower side of the side mold core can slide in the first sliding groove and the second sliding groove, the bump can slide between the limiting block and the bottom of the first sliding groove, and the bump can limit the side mold core in the direction perpendicular to the sliding direction, so that the side mold core can slide stably.

The utility model discloses a further set up to: the first die core comprises a first die plate embedded on the male die and a boss arranged on the first die plate, and a third chute communicated with the first chute is arranged at the edge of the first die plate; the second mold core comprises a second template embedded on the female mold and a concave part arranged on the second template, and a fourth sliding groove communicated with the second sliding groove is formed in the edge of the second template.

Through adopting above-mentioned technical scheme, the side form benevolence will slide towards bellying and depressed part, and when public mould and master model amalgamation this moment, first template will laminate with the second template, and after the cavity between side mould benevolence, bellying, the depressed part injected the raw materials, will form the drain pan to have the binding face between first template and the second template, will improve the leakproofness, further improve the shaping effect.

The utility model discloses a further set up to: reset assembly includes along stopper length direction sets up the groove that resets on the lateral wall that keeps away from first mould benevolence at the stopper, sets up on the side mould benevolence lateral wall and inlays the reset block of establishing in the groove that resets to and set up at the inslot that resets and both ends fix reset spring on groove tank bottom and reset block that resets respectively.

Through adopting above-mentioned technical scheme, when the side form benevolence is sliding, the reset block will slide thereupon to will order about reset spring compression deformation, when public mould and master model kept away from each other, reset spring will order about the side form benevolence and reset, thereby realize the drawing of patterns of side mould benevolence.

The utility model discloses a further set up to: the reset groove tank bottom is provided with the guide bar that is on a parallel with the stopper, the guide bar passes reset block, just reset spring cover is established on the guide bar.

Through adopting above-mentioned technical scheme, when side mould benevolence is at the slip in-process, the guide bar will pass reset block to form limiting displacement to reset spring, reduce reset spring distortion's possibility, thereby guarantee going on that resets.

The utility model discloses a further set up to: one side of the driving block, which is close to the male die, is provided with an embedded block, and the bottom of the first sliding groove is provided with an embedded groove for embedding the embedded block.

Through adopting above-mentioned technical scheme, when the drive block contradicts on side mould benevolence, the final inserted block will be embedded into the caulking groove in, realizes the guide effect, improves the die matching degree of accuracy.

The utility model discloses a further set up to: the four corners of the first mold core are provided with positioning blocks, and the second mold core is provided with positioning grooves for embedding the positioning blocks.

By adopting the technical scheme, when the first die core and the second die core are combined, the positioning block is also embedded into the positioning groove, so that the gaps among the side die cores, the convex parts and the concave parts are kept consistent, the bottom shell with the thickness meeting the standard is convenient to make, and the forming effect is improved.

The utility model discloses a further set up to: the ejection device is positioned on one side of the male die, which is far away from the female die, and comprises connecting blocks arranged on two sides of the male die, a bottom cover plate arranged between the two connecting blocks, an ejection plate connected between the two connecting blocks in a sliding manner, and an ejector rod arranged on the ejection plate and sequentially penetrating through the male die and the first die core.

Through adopting above-mentioned technical scheme, after the drawing of patterns, conflict device will work, and the back is slided between two connecting blocks to the liftout plate, will order about the ejector pin to pass behind male mould and the first mould benevolence will be located the drain pan on the bellying ejecting, realizes the unloading.

The utility model discloses a further set up to: the ejection plate is provided with a sliding rod which sequentially penetrates through the male die and the female die, one side of the male die, which is far away from the female die, is provided with a containing groove which is coaxial with the sliding rod, the sliding rod is sleeved with an ejection spring, one end of the ejection spring is embedded in the containing groove, and the other end of the ejection spring is abutted to the ejection plate.

By adopting the technical scheme, the slide rod can slide in the male die and the female die in the moving process of the ejection plate, the ejection spring can also be compressed and deformed under the action of the ejection plate, and the ejection spring can help the ejection plate to reset after ejection is completed.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the injection molding process, the driving block is in contact with the side mold core while the first mold core and the second mold core are spliced and butted, the side mold core is driven to slide after the first inclined surface is butted with the second inclined surface, the side mold core, the first mold core and the second mold core form a cavity, after raw materials are injected and pressure is maintained, the male mold is far away from the female mold during demolding, the reset assembly drives the side mold core to reset, the side mold core is simultaneously demolded, and therefore the molding effect of the bottom shell is improved;

2. in the slip process, the side form benevolence will slide with the depressed part towards the bellying, and when public mould and master model amalgamation this moment, first template will laminate with the second template, pours into the raw materials back, will form the drain pan to have the binding face between first template and the second template, will improve the leakproofness, further improve the shaping effect.

Drawings

Fig. 1 is a schematic structural diagram of a conventional bottom case;

fig. 2 is a schematic structural diagram of the present invention;

fig. 3 is a schematic structural view of another aspect of the present invention, showing the through hole and the accommodating groove;

fig. 4 is a schematic view of the local explosion of the present invention for showing the first mold core;

FIG. 5 is a bottom view of FIG. 4 showing a second mold insert;

FIG. 6 is a schematic structural diagram of a drive block;

FIG. 7 is a schematic view of the connection between the side mold core and the limiting block.

Reference numerals: 100. a bottom case; 101. a connecting portion; 110. a male die; 111. a first mold core; 112. a first template; 113. a boss portion; 114. positioning blocks; 120. a female die; 121. a second mold core; 122. a second template; 123. a recessed portion; 124. positioning a groove; 130. an ejection device; 131. connecting blocks; 132. a bottom cover plate; 133. ejecting the plate; 134. a top rod; 135. perforating; 136. a slide bar; 137. a containing groove; 138. ejecting a spring; 140. a side mold core; 141. a first chute; 142. a second chute; 143. a third chute; 144. a fourth chute; 145. a first mounting groove; 146. a limiting block; 147. a bump; 210. a first inclined plane; 220. a second inclined plane; 230. a drive block; 231. an insert block; 232. caulking grooves; 300. a reset assembly; 310. a reset groove; 320. a reset block; 330. a return spring; 340. a guide rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A mobile phone protective case mold with good molding effect is provided, referring to fig. 2, 3 and 4, and comprises a male mold 110 and a female mold 120, wherein a first mold insert 111 and a second mold insert 121 are respectively arranged on opposite sides of the male mold 110 and the female mold 120, the first mold insert 111 comprises a first mold plate 112 embedded on the male mold 110 and a protruding portion 113 integrally arranged on the first mold plate 112, and the second mold insert 121 comprises a second mold plate 122 embedded on the female mold 120 and a recessed portion 123 arranged on the second mold plate 122. The four corners of the first mold insert 111 are provided with positioning blocks 114, and the second mold insert 121 is provided with positioning grooves 124 for the positioning blocks 114 to be embedded into.

Referring to fig. 2 and 3, an ejection device 130 is disposed on one side of the male mold 110 away from the female mold 120, the ejection device 130 includes a connecting block 131, a bottom cover plate 132, an ejection plate 133 and an ejector rod 134, the connecting block 131 is fixed on both sides of the male mold 110 by bolts, the bottom cover plate 132 is fixed between the two connecting blocks 131 by bolts, the ejection plate 133 is connected between the two connecting blocks 131 in a sliding manner, the ejector rod 134 is fixed on the ejection plate 133 by bolts and sequentially passes through the male mold 110 and the first mold insert 111, and the ejector rod 134 is perpendicular to the ejection plate 133. The bottom cover 132 is formed with a through hole 135, and a piston rod passing through the through hole 135 and fixedly connected to the ejector plate 133 is generally provided on the injection molding machine body for ejecting the bottom case.

Meanwhile, a sliding rod 136 which sequentially penetrates through the male die 110 and the female die 120 is fixed on the ejector plate 133, the sliding rod 136 is perpendicular to the ejector plate 133, a containing groove 137 which is coaxially arranged with the sliding rod 136 is formed in one side of the male die 110, which is far away from the female die 120, an ejector spring 138 is sleeved on the sliding rod 136, one end of the ejector spring 138 is embedded in the containing groove 137, and the other end of the ejector spring is abutted against the ejector plate 133.

Referring to fig. 4 and 5, the male mold 110 is slidably connected to the side mold core 140, the male mold 110 is provided with a first sliding groove 141 for the side mold core 140 to slide, the female mold 120 is provided with a second sliding groove 142 for the side mold core 140 to slide, the first mold plate 112 is provided with a third sliding groove 143 communicating with the first sliding groove 141 at an edge thereof, and the second mold plate 122 is provided with a fourth sliding groove 144 communicating with the second sliding groove 142 at an edge thereof.

First mounting grooves 145 are formed in the two side walls of the first sliding groove 141 and far away from each other, a limiting block 146 abutting against one side of the side mold core 140 is fixed in the first mounting groove 145 through a bolt, and protruding blocks 147 used for being embedded between the limiting block 146 and the bottom of the first sliding groove 141 are arranged on the two side walls of the side mold core 140.

The side of the side mold core 140 away from the first mold core 111 is provided with a first inclined surface 210, the first inclined surface 210 faces the side close to the female mold 120, the female mold 120 is fixedly provided with a driving block 230 corresponding to the side mold core 140 through a bolt, and the side of the driving block 230 close to the second mold core 121 is provided with a second inclined surface 220 adapted to the driving block 230 (as shown in fig. 6). An insert 231 is integrally arranged on one side of the driving block 230 close to the male die 110, and an insert 232 for the insert 231 to be inserted into is arranged at the bottom of the first sliding groove 141.

Referring to fig. 4 and 7, the male mold 110 is provided with a reset assembly 300 connected to the side mold core 140, the reset assembly 300 includes a reset groove 310 formed in the side wall of the stopper 146 away from the first mold core 111 along the length direction of the stopper 146, a reset block 320 integrally disposed on the side wall of the side mold core 140 and embedded in the reset groove 310, and a reset spring 330 disposed in the reset groove 310, and two ends of the reset spring 330 are respectively and fixedly mounted on the bottom of the reset groove 310 and the reset block 320. The guide rod 340 parallel to the limiting block 146 is integrally arranged at the bottom of the reset groove 310, the guide rod 340 passes through the reset block 320, and the reset spring 330 is sleeved on the guide rod 340.

The implementation principle of the embodiment is as follows: when the male mold 110 approaches the female mold 120, the driving block 230 moves toward the side of the side mold core 140, and the first inclined surface 210 abuts against the second inclined surface 220, so as to drive the side mold core 140 to move from the side toward the first mold core 111 and the second mold core 121, and at this time, one side of the side mold core 140 slides in the first sliding groove 141 and the third sliding groove 143, and the other side thereof slides in the second sliding groove 142 and the fourth sliding groove 144. At this time, the guide bar 340 passes through the reset block 320, and the reset spring 330 is compressively deformed.

When the bottom shell is completely attached, the positioning block 114 is embedded into the positioning groove 124, the side mold core 140 forms a cavity with the first mold core 111 and the second mold core 121, so that the bottom shell can form a uniform thickness, after raw materials are injected and pressure is maintained, the bottom shell is molded, when the bottom shell is demolded, the male mold 110 is far away from the female mold 120, the return spring 330 drives the side mold core 140 to reset, the side mold core 140 is demolded simultaneously, and thus the molding effect of the bottom shell is improved.

After the male mold 110 is separated from the female mold 120, the bottom shell will be attached to the protrusion 113, at this time, the piston rod can pass through the through hole 135 and drive the eject plate 133 to move toward one side of the female mold 120, the ejector rod 134 will eject the bottom shell, and the eject plate 133 will drive the eject spring 138 to compress and deform, and after the ejection is completed, the eject spring 138 will drive the eject plate 133 to better reset.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an effectual cell-phone protective sheath mould of shaping, includes public mould (110) and master model (120), be provided with ejecting device (130), its characterized in that on public mould (110): the core die comprises a male die (110) and a female die (120), wherein a first die core (111) and a second die core (121) are arranged on one opposite side of the male die (110) and the female die (120) respectively, a side die core (140) is connected with the male die (110) in a sliding mode, a first inclined surface (210) is arranged on one side, far away from the first die core (111), of the side die core (140), the first inclined surface (210) faces towards one side close to the female die (120), a driving block (230) corresponding to the side die core (140) is arranged on the female die (120), a second inclined surface (220) matched with the first inclined surface (210) is arranged on one side, close to the second die core (121), of the driving block (230), and a resetting component (300) connected with the side die core (140) is arranged on the.

2. The mobile phone protective case mold with good molding effect according to claim 1, characterized in that: the die is characterized in that a first sliding groove (141) for sliding the side die core (140) is formed in the male die (110), a second sliding groove (142) for sliding the side die core (140) is formed in the female die (120), first mounting grooves (145) are formed in two side walls of the first sliding groove (141) towards the side away from each other, a limiting block (146) abutting against one side of the side die core (140) is arranged in each first mounting groove (145), and convex blocks (147) used for being embedded between the limiting block (146) and the bottom of the first sliding groove (141) are arranged on two side walls of the side die core (140).

3. The mobile phone protective case mold with good molding effect according to claim 2, characterized in that: the first die core (111) comprises a first template (112) embedded on the male die (110) and a boss (113) arranged on the first template (112), and a third sliding groove (143) communicated with the first sliding groove (141) is formed in the edge of the first template (112);

the second mold insert (121) comprises a second template (122) embedded on the female mold (120) and a recessed part (123) arranged on the second template (122), and a fourth sliding groove (144) communicated with the second sliding groove (142) is formed in the edge of the second template (122).

4. The mobile phone protective case mold with good molding effect according to claim 3, wherein: reset assembly (300) include along stopper (146) length direction set up reset groove (310) on the lateral wall of stopper (146) keeping away from first mould benevolence (111), set up on side mould benevolence (140) lateral wall and inlay reset block (320) of establishing in reset groove (310) to and set up in reset groove (310) and both ends fix reset spring (330) on reset groove (310) tank bottom and reset block (320) respectively.

5. The mobile phone protective case mold with good molding effect according to claim 4, wherein: the groove bottom of the reset groove (310) is provided with a guide rod (340) parallel to the limiting block (146), the guide rod (340) penetrates through the reset block (320), and the reset spring (330) is sleeved on the guide rod (340).

6. A effectual cell-phone protective sheath mould of shaping according to claim 5, characterized in that: an embedded block (231) is arranged on one side, close to the male die (110), of the driving block (230), and an embedded groove (232) for the embedded block (231) is formed in the bottom of the first sliding groove (141).

7. The mobile phone protective case mold with good molding effect according to claim 2, characterized in that: the four corners of the first mold core (111) are provided with positioning blocks (114), and the second mold core (121) is provided with positioning grooves (124) for embedding the positioning blocks (114).

8. The mobile phone protective case mold with good molding effect according to claim 1, characterized in that: the ejection device (130) is located on one side, away from the female die (120), of the male die (110), and the ejection device (130) comprises connecting blocks (131) arranged on two sides of the male die (110), a bottom cover plate (132) arranged between the two connecting blocks (131), an ejection plate (133) connected between the two connecting blocks (131) in a sliding mode, and an ejector rod (134) arranged on the ejection plate (133) and sequentially penetrating through the male die (110) and the first die core (111).

9. The mobile phone protective case mold with good molding effect according to claim 8, characterized in that: the ejection plate (133) is provided with a sliding rod (136) which sequentially penetrates through the male die (110) and the female die (120), one side of the male die (110) far away from the female die (120) is provided with a containing groove (137) which is coaxially arranged with the sliding rod (136), the sliding rod (136) is sleeved with an ejection spring (138), one end of the ejection spring (138) is embedded in the containing groove (137), and the other end of the ejection spring abuts against the ejection plate (133).