CN105619719B - A kind of mould for toothbrush shell - Google Patents

Abstract

The present invention relates to injection mold technology, in particular disclose a kind of mould for toothbrush shell, including upper cores, the lower mode coordinated with upper cores, die cavity is provided between upper cores and lower mode, upper cores or lower mode are provided with the inlet connected with die cavity, further include the first core rod for being installed in upper cores or lower mode, it is installed in the second core rod of upper cores or lower mode, upper cores, lower mode is respectively positioned between the first core rod and the second core rod, first core slide is connected to upper cores or lower mode, second core rod is provided with pillar, pillar is located in die cavity, first core rod coordinates with pillar；After inventive die completes injection molding, first core rod is slided towards the direction away from the second core rod and departed from the second core rod and separates, user quickly and easily can remove the toothbrush shell being set on pillar, design structure is reasonable, relative to traditional mould, the production efficiency of toothbrush shell can be greatly promoted.

Description

A kind of mould for toothbrush shell

Technical field

The present invention relates to injection mold technology, in particular discloses a kind of mould for toothbrush shell.

Background technology

Toothbrush currently on the market is divided into two major classes, and one kind is traditional ordinary toothbrush, and such toothbrush needs user Hand holds toothbrush and moves back and forth cleaning tooth in oral cavity；Another kind of is toothbrush, and user's hand is put into oral cavity by toothbrush, passes through The rotation of toothbrush itself and vibrations cleaning tooth.Compared to ordinary toothbrush, toothpaste is resolved into trickle foam by toothbrush energy moment, deep Entering and clean teeth space, the vibration of bristle can promote the blood circulation in oral cavity, there is unexpected massage effect to gingiva tissue, this Outside, toothbrush can also more thoroughly remove plaque, reduce gingivitis and bleeding gums, and therefore, toothbrush obtains more and more extensive make With.

During toothbrush is produced, due to needing that battery and control element are installed in toothbrush shell, production The requirement of toothbrush shell is accordingly also just higher, and existing mould is mostly used for producing common toothbrush, it is necessary to by many-sided Change could produce required toothbrush shell, so will result in mould structure complexity, use is extremely inconvenient, seriously affects toothbrush The production efficiency of shell.

The content of the invention

In order to overcome shortcoming and defect existing in the prior art, it is an object of the invention to provide one kind to be used for outside toothbrush The mould of shell, design structure is reasonable, relative to traditional mould, can greatly promote the production efficiency of toothbrush shell.

To achieve the above object, a kind of mould for toothbrush shell of the invention, including upper cores, coordinate with upper cores Lower mode, die cavity is provided between upper cores and lower mode, upper cores or lower mode are provided with the inlet connected with die cavity, Further include the first core rod for being installed in upper cores or lower mode, be installed in the second core rod of upper cores or lower mode, upper cores, under Mode is respectively positioned between the first core rod and the second core rod, and the first core slide is connected to upper cores or lower mode, and the second core rod is set Pillar is equipped with, pillar is located in die cavity, and the first core rod coordinates with pillar.

Preferably, the mould further includes push plate, and the first core rod, lower mode and the second core rod are assembled on push plate, and first Core rod includes the first sliding block for being slidably connected to push plate, and the first sliding block coordinates with pillar.

Preferably, the mould further includes upper mounted plate, bottom plate, push plate be installed in upper mounted plate and bottom plate it Between, upper cores are installed in upper mounted plate, and lower mode is installed in bottom plate, and push plate is provided with through hole, and lower mode is located in through hole.

Preferably, first core rod further includes the first slide, driving plate, and the first slide is installed in push plate, the first sliding block The first slide is slidably connected to, the first sliding block is provided with skewed slot, and skewed slot prolongs downwards and towards the direction away from through hole from the first sliding block Stretch and form, driving plate is installed in upper mounted plate, and driving plate is provided with the skewback being installed in skewed slot.

Preferably, second core rod includes baffle, the second slide, actuator and the second sliding block, baffle, the second slide and Actuator is assembled on push plate, and the second sliding block is installed in the second slide, and baffle is between through hole and the second sliding block, the second sliding block Between block and actuator, the one end of pillar away from the first core rod is through baffle and is connected to the second sliding block, actuator with Second sliding block connects.

Preferably, second core rod further includes the 3rd sliding block and core pulling, and the 3rd sliding block is slidably connected to the second slide, the Three sliding blocks are installed between the second sliding block and actuator, and pillar is provided with guide groove, and core pulling is installed in guide groove, and core pulling is close to the 3rd One end of sliding block is through the second sliding block and is connected to the 3rd sliding block, and actuator is connected with the 3rd sliding block.

Preferably, the pillar is provided with the recess connected with guide groove, and projection is equiped with recess, and core pulling is provided with cunning Groove, sliding slot are formed towards the direction extension away from the 3rd sliding block and recess, and projection is connected to sliding slot.

Preferably, fixed plate includes top plate, water gap plate, upper clamp plate and the first guide post for being installed in top plate, the mouth of a river Plate, upper clamp plate are slidably connected to the first guide post, and water gap plate is installed between top plate and upper clamp plate, upper clamp plate be installed in water gap plate with Between push plate, upper cores are installed in upper clamp plate, and top plate is provided with cast gate, and cast gate connects through top plate, water gap plate, upper clamp plate and inlet It is logical.

Preferably, the bottom plate includes lower clamp plate, supporting plate and the second guide post for being installed in supporting plate, and lower clamp plate, which slides, to be connected The second guide post is connected to, lower clamp plate is installed between push plate and supporting plate, and lower mode is installed in lower clamp plate.

Preferably, the supporting plate includes bottom plate and is installed in the square iron of bottom plate, and the second guide post is installed in bottom plate and through side Iron, square iron are installed between lower clamp plate and bottom plate, and the mould further includes ejecting mechanism, and ejecting mechanism is installed in lower clamp plate and bottom Between plate, square iron is located at the outside of ejecting mechanism, and ejecting mechanism includes liftout plate, thimble and elastic component, and liftout plate is installed in bottom Plate, liftout plate is between lower clamp plate and bottom plate, and thimble is installed in liftout plate for holding push plate, and lower clamp plate is provided with and pushes up The perforation that pin coordinates, thimble is in perforation, and elastic component is sheathed on thimble, and elastic component is between lower clamp plate and liftout plate, bottom Plate is provided with the ejection hole for appearing liftout plate.

Beneficial effects of the present invention：In actual use, the first core rod, the second core rod are installed on upper cores or lower mode On, slide the first core rod and coordinate pillar and card slot, upper cores are installed on lower mode and complete to mold.By inlet by thing Material is injected into die cavity, and the toothbrush shell after shaping is set on pillar and in die cavity, will be upper after the completion for the treatment of injection molding Mode molds upwards so that upper cores are separated with toothbrush shell, slide the first core rod and the first core rod is separated with the second core rod Disengage, user quickly and easily can remove the toothbrush shell being set on pillar, and mold design structure of the invention is closed Reason, relative to traditional mould, can greatly promote the production efficiency of toothbrush shell.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram of the present invention；

Fig. 2 is the decomposition texture schematic diagram of the present invention；

Fig. 3 is point of upper clamp plate of the invention, upper cores, the first core rod, the second core rod, push plate, lower mode and lower clamp plate Solution structure schematic diagram；

Fig. 4 is the decomposition texture schematic diagram of driving plate of the invention, the first core rod and the second core rod；

Fig. 5 is the decomposition texture schematic diagram of pillar of the invention, core pulling and projection；

Fig. 6 is the dimensional structure diagram of the ejecting mechanism of the present invention.

Reference numeral includes：

1-top plate, 10-cast gate, 11-water gap plate

12-upper clamp plate, 120-dashpot, 121-cushion hole

The 13-the first guide post of 122-fixture block, 123-straight slot

14-the first strip 16-driving plate of the 15-the second strip

17-skewback, 2-push plate, 20-through hole

30-upper cores, 300-limiting slot 31-lower mode

The 40-the three strip of 310-limited block, 311-catch

41-the four strip 42-lower clamp plate, 420-groove

421-perforation, 43-square iron, 44-bottom plate

440-ejection, 46-the three guide post of the guide post of hole 45-the second

5-the first core rod 51-card slot of the 50-the first sliding block

52-the first the 6-the second core rod of 53-skewed slot of slide

60-pillar, 600-guide groove, 601-core pulling

602-recess, 603-projection, 604-sliding slot

61-baffle 62-the second, 63-actuator of slide

64-the second 65-the three 7-ejecting mechanism of sliding block of sliding block

70-liftout plate, 71-thimble, 72-elastic component

73-limited post.

Embodiment

For the ease of the understanding of those skilled in the art, the present invention is made further with reference to embodiment and attached drawing Bright, the content that embodiment refers to not is limitation of the invention.

Please refer to Fig.1, Fig. 2 and Fig. 3, a kind of mould for toothbrush shell of the invention, including upper cores 30, with upper mold The lower mode 31 that benevolence 30 coordinates, upper cores 30 are snapped together, set between upper cores 30 and lower mode 31 each other with lower mode 31 It is equipped with die cavity（Not shown in figure）, the inlet connected with die cavity is provided with upper cores 30 or lower mode 31（Do not show in figure Go out）, in the present embodiment, inlet is located in upper cores 30, further includes first be installed on 30 up or down mode 31 of upper cores 5 and second core rod 6 of core rod, upper cores 30, lower mode 31 are respectively positioned between the first core rod 5 and the second core rod 6, and the first core rod 5 is slided Dynamic to be connected on 30 up or down mode 31 of upper cores, the second core rod 6 is provided with pillar 60, and pillar 60 is installed in die cavity, and first Core rod 5 is provided with the card slot 51 coordinated with pillar 60.

In actual use, the first core rod 5, the second core rod 6 are installed on 30 up or down mode 31 of upper cores, slide first Pillar 60 and card slot 51 are combined together by core rod 5, and upper cores 30 are installed on lower mode 31 and complete to mold.Pass through inlet Material is injected into die cavity, the toothbrush shell after shaping is set on pillar 60 and in die cavity, treats that injection molding is completed Afterwards, upper cores 30 are molded upwards so that upper cores 30 are separated with toothbrush shell, slide the first core rod 5 so that the first core rod 5 with The separation of second core rod 6 disengages, and user quickly and easily can remove the toothbrush shell being set on pillar 60, the present invention Mold design it is rational in infrastructure, relative to traditional mould, the production efficiency of toothbrush shell can be greatly promoted.

Fig. 2 and Fig. 3 are referred to, the mould for toothbrush shell further includes upper mounted plate, push plate 2 and bottom plate, Push plate 2 is installed between upper mounted plate and bottom plate, cast gate 10 is provided with upper mounted plate, cast gate 10 is through upper mounted plate and note Entrance connects.Upper cores 30 are installed on upper mounted plate, and lower mode 31 is installed on bottom plate, and push plate 2 is provided through pushing away The through hole 20 of plate 2, lower mode 31 are located in through hole 20, and the first core rod 5 and the second core rod 6 are installed in push plate 2, the first core rod 5th, the second core rod 6 is located at the left and right sides of through hole 20 respectively.

First core rod 5 includes the first sliding block 50 being slidably connected in push plate 2, and card slot 51 is located at the first sliding block 50 and leans on The side of nearly second core rod 6, pillar 60 are projected close to the side of the first core rod 5 from the second core rod 6 and formed.

Fixed plate includes top plate 1, water gap plate 11, upper clamp plate 12 and the first guide post 13 being installed on top plate 1, water Oralia 11 is installed between top plate 1 and upper clamp plate 12, and upper clamp plate 12 is installed between water gap plate 11 and push plate 2, and upper cores 30 are pacified Mounted in the lower end of upper clamp plate 12, cast gate 10 is connected by top plate 1, water gap plate 11, upper clamp plate 12 with inlet successively, and top plate 1 is big Cause is in flat rectangle, certainly, top plate 1 can be also arranged to circular, pentagon or other shapes, the first guide post as needed 13 be substantially in the cylinder of strip, and the first guide post 13 can also be arranged as required into other shapes such as triangular pyramid, pentagonal pyramid shape Shape.In the present embodiment, the quantity of the first guide post 13 is four, and certainly, according to specific needs, those skilled in the art can increase Or the quantity of the first guide post 13 is reduced, for example, reducing the quantity of the first guide post 13 to one, or increase to six.

The water gap plate 11 is roughly the same with 1 shape of top plate, and water gap plate 11 is slidably connected on the first guide post 13, outside toothbrush After the completion of the injection molding of shell, top plate 1 is moved upwardly together together with water gap plate 11 and is molded, then again by 11 edge of water gap plate First guide post, 13 slide downward, top plate 1 and water gap plate 11 are separated, and then will be residual in runner between top plate 1 and lower clamp plate 42 Stay material quickly and easily to take out, be ready for injection molding next time.

The upper clamp plate 12 is slidably connected on the first guide post 13, and the upper surface of upper clamp plate 12 is provided with dashpot 120, is delayed The cushion hole 121 connected with inlet is provided with jet-bedding 120, cast gate 10 is connected to dashpot 120 through top plate 1, water gap plate 11, With being intervally installed at the link position of dashpot 120 with cushion hole 121, the material of injection flow to slow cast gate 10 through cast gate 10 Jet-bedding 120, then buffered hole 121 are flowed into die cavity.By adding dashpot 120, the flow velocity of injected plastics material is reduced so that note Gas in moulding material evaporates as far as possible, it is ensured that the toothbrush shell after injection molding does not have sand hole, lifts toothbrush shell Final product quality.

In the present embodiment, the shape of the dashpot 120 is substantially in V-shape, extends injected plastics material in dashpot 120 Residence time, further aids in reducing the gas in injected plastics material；Certainly as needed, those skilled in the art will can also delay Jet-bedding 120 is arranged to the shapes such as Z-type, H-type.Further, since the flow velocity of injected plastics material reduces the production effect that can reduce toothbrush shell Rate, in order to not influence production efficiency on the premise of toothbrush outer cover quality is ensured, it is preferable that be provided with dashpot 120 multiple Cushion hole 121, increases the amount for the injected plastics material being flowed into die cavity within the unit interval.

Please refer to Fig.1 and Fig. 2, in order to ensure fixed plate, push plate 2, bottom plate are quickly and accurately assembled in one Rising, in the present embodiment, the outside of water gap plate 11 is provided with the first strip 14 and the second strip 15 for being spaced and being arranged in parallel, The outside of upper clamp plate 12 is provided with fixture block 122, and multiple card holes are provided with fixture block 122（Not shown in figure）, the first strip 14 insert Enter in one of card hole and extend to bottom plate.The 3rd for being spaced and being arranged in parallel is installed on the outside of bottom plate 40 and the 4th strip 41 of strip, the 3rd strip 40 are inserted into another card hole, and the 3rd strip 40 extends to upper clamp plate 12 and projection Go out fixture block 122；4th strip 41 extends to upper clamp plate 12 and sets jagged（Not shown in figure）, the second strip 15 extends to Clamping plate 12 and it is installed in notch.

Fig. 2 and Fig. 3 are referred to, the upper clamp plate 12 is provided with straight slot 123, and straight slot 123 is recessed from the lower surface of upper clamp plate 12 If forming, straight slot 123 runs through upper clamp plate 12 in left-right direction, and upper cores 30 are substantially in rectangular-shape, and upper cores 30 are installed on logical In groove 123.Upper cores 30 and lower 31 setup error of mode in order to prevent, in the present embodiment, the lower end of upper cores 30 is recessed limited Position groove 300, the upper end of lower mode 31 are convexly equipped with limited block 310, when upper cores 30 and lower 31 corresponding matching of mode, limited block 310 correspondences are installed in limiting slot 300.Certainly, according to specific needs, those skilled in the art can also increase limited block 310/ The quantity of limiting slot 300.

In the present embodiment, the lower mode 31 is installed in through hole 20 from the lower section of push plate 2 and stretches out the upper table of push plate 2 Face, the lower end of lower mode 31 are provided with catch 311, and catch 311 is located between lower surface and the bottom plate of push plate 2, catch 311 Area be more than the area of through hole 20, avoid lower mode 31 from being excessively inserting in through hole 20, while also allow for user and hold catch 311 pick and place lower mode 31, and the area of lower mode 31 is gradually reduced along the direction away from catch 311, it is ensured that lower mode 31 can be to Lower movement molds and then realizes that toothbrush shell departs from lower mode 31 and separates.

The bottom plate includes lower clamp plate 42, square iron 43, bottom plate 44 and the second guide post 45 being installed on bottom plate 44, under Mode 31 is installed on the upper end of lower clamp plate 42, and square iron 43 is installed between lower clamp plate 42 and bottom plate 44, and the second guide post 45 is through side Iron 43 and the upper surface for stretching out square iron 43, lower clamp plate 42 are slidably connected on the second guide post 45, and lower clamp plate 42 is installed on push plate 2 Between square iron 43, lower mode 31 is installed on the upper surface of lower clamp plate 42.

The lower mode 31 is substantially in rectangular-shape, is rapidly placed on for the ease of lower mode 31 pre- on lower clamp plate 42 Positioning is put, and in the present embodiment, fluted 420 are set on lower clamp plate 42, and groove 420 is formed from the upper surface of lower clamp plate 42 is recessed, During actual installation, lower mode 31 is first placed in groove 420 by user, and lower mode 31 is being fixed on lower folder by screw etc. On plate 42.

Fig. 2 and Fig. 3 are referred to, after the push plate 2 is installed on lower clamp plate 42, lower mode 31 is from 20 projection of through hole And go out, the first core rod 5, the second core rod 6 are located at the left and right sides of lower mode 31 respectively, and upper cores 30 are fastened on lower mode 31, The pillar 60 of second core rod 6 is installed in the die cavity that upper cores 30 are formed with lower mode 31.After the completion of the mold clamping of the present invention, Pillar 60 is installed in card slot 51 close to one end of the first core rod 5, and toothbrush shell is set on pillar 60 by injection molding, After the mould die sinking of the present invention, the first core rod 5 is slided along push plate 2 and then departed from the second core rod 6 separate, you can easily Toothbrush shell is removed.

In the present embodiment, two pillars 60 are provided with second core rod 6, two are correspondingly arranged on the first core rod 5 Card slot 51, in this way, can obtain two toothbrush shells after the mould single injection-molded of the present invention, certainly, according to specific needs, Those skilled in the art can also increase or decrease the quantity of 60/ card slot 51 of pillar, and then obtained after setting single injection-molded The quantity of toothbrush shell.

Referring to Fig. 2, Fig. 3 and Fig. 4, first core rod 5 further includes the first slide 52 in push plate 2, and first Slide 52 is substantially in strip, and the first slide 52 includes two tracks for being spaced and being arranged in parallel, is slidably connected at two rails The first sliding block 50 between road, is provided with skewed slot 53 on the first sliding block 50, skewed slot 53 is recessed from the upper surface of the first sliding block 50 Form, skewed slot 53 forms downwards and towards the direction extension away from through hole 20 from the first sliding block 50, is equiped with top plate 1 and skewed slot 53 The driving plate 16 of cooperation, driving plate 16 extends straight down from top plate 1 to be formed, and the lower end of driving plate 16 is provided with matches somebody with somebody with skewed slot 53 The skewback 17 of conjunction, 17 self-powered movable plate of skewback, 16 downward and towards remote lower mode 31 direction extension form.

When the top plate 1, which moves up, to be molded, top plate 1 drives driving plate 16 to move up so that the first sliding block 50 opposite skewbacks 17 slide, and then force the first sliding block 50 to be moved along the first slide 52 towards the direction away from lower mode 31 so that Card slot 51 is separated from each other with pillar 60, thus by the first core rod 5 with the second core rod 6 is disconnected from each other separates, while also so that toothbrush Shell is separated with the first sliding block 50.

Second core rod 6 includes baffle 61, the second slide 62 and the actuator 63 being installed in push plate 2, the second slide 62 equally include two tracks for being spaced and being arranged in parallel, the second sliding block 64 being slidably connected on the second slide 62, gear Plate 61 is installed between 20 and second sliding block 64 of through hole, and the second sliding block 64 is installed between baffle 61 and actuator 63, pillar 60 One end away from the first core rod 5 is through baffle 61 and is connected on the second sliding block 64, and actuator 63 is connected with the second sliding block 64.

After first core rod 5 is separated with the second core rod 6, actuator 63 drives the second sliding block 64 along 62 court of the second slide Direction away from lower mode 31 is moved, and toothbrush shell follows pillar 60 to move together at this time, when toothbrush shell is moved to baffle 61 When, baffle 61 blocks toothbrush shell, and actuator 63 pulls pillar 60 to continue to move to, until pillar 60 is extracted out from toothbrush shell, So that toothbrush shell freely drops.In the present embodiment, actuator 63 uses oil cylinder, it is ensured that actuator 63 have enough power and Sufficient stroke distances, certainly, according to specific needs, actuator 63 can also be arranged to driving motor by those skilled in the art Or other power sources such as driving cylinder.

Second core rod 6 further includes the 3rd sliding block 65 being slidably connected on the second slide 62, and the 3rd sliding block 65 is installed Between the second sliding block 64 and actuator 63, guide groove 600 is provided with pillar 60, guide groove 600 is from pillar 60 away from the first core rod 5 One end it is recessed form, core pulling 601 is equiped with guide groove 600, core pulling 601 runs through the second sliding block close to one end of the 3rd sliding block 65 64 and it is connected on the 3rd sliding block 65, actuator 63 is connected with the 3rd sliding block 65.

Fig. 3, Fig. 4 and Fig. 5 are referred to, after first core rod 5 is separated with the second core rod 6, actuator 63 pulls the 3rd Sliding block 65 is moved along the second slide 62 towards the direction away from lower mode 31, and the 3rd sliding block 65 moves pre-determined distance together with core pulling 601 Afterwards, core pulling 601 is moved together with pillar 60 again, until pillar 60 is extracted out from toothbrush shell, so that toothbrush shell is certainly By dropping.Those skilled in the art can set block in guide groove 600（Not shown in figure）, blend stop is set in core pulling 601 （Not shown in figure）, after actuator 63 pulls core pulling 601 to move pre-determined distance, blend stop block is on block, hereafter actuator 63 pulling core pullings 601 and pillar 60 move together.Certainly, those skilled in the art can also set the second sliding block 64 and the 3rd of connection The draw runner of sliding block 65（Not shown in figure）So that the 3rd sliding block 65 can be slided with respect to the second sliding block 64 along draw runner, and draw runner is set Predetermined length is set to, after actuator 63 pulls core pulling 601 to move pre-determined distance, between the 3rd sliding block 65 and the second sliding block 64 Distance reaches the maximum length of draw runner, and then actuator 63 pulls core pulling 601 and pillar 60 to move together.

The recess 602 connected with guide groove 600 is provided with the pillar 60, recess 602 is recessed from the outer surface of pillar 60 Form, projection 603 is also equiped with recess 602, projection 603 stretches out the outer surface of pillar 60, so that the tooth after shaping The position that projection 603 is corresponded on brush shell forms required pit, and the one end of core pulling 601 away from the 3rd sliding block 65 is provided with sliding slot 604, sliding slot 604 is formed towards the direction extension away from the 3rd sliding block 65 and recess 602, and projection 603 is connected in sliding slot 604, and Projection 603 can be slided in sliding slot 604.

When the actuator 63 pulls the 3rd sliding block 65 to be moved along the second slide 62, the 3rd sliding block 65 is together with core pulling 601 Move together so that projection 603 is moved along sliding slot 604 relative to core pulling 601, is prolonged due to sliding slot 604 along the direction away from recess 602 Stretch so that projection 603 is gradually retracted into recess 602, when projection 603 bounce back to do not protrude from pillar 60 outer surface it Afterwards, at this time can be with 603 block of projection on the side wall of recess 602, can also place obstacles block in guide groove 600（Do not show in figure Go out）, projection 603 is connected on obstacle block after retracting in guide groove 600 so that and core pulling 601 is moved together together with pillar 60, and then Pillar 60 is extracted out from toothbrush shell.In the present embodiment, the quantity of 60/ recess of pillar, 602/ sliding slot 604 is two, according to need Will, those skilled in the art can also increase or decrease the quantity of 60/ recess of pillar, 602/ sliding slot 604, such as pillar 60/ is recessed The quantity of 602/ sliding slot 604 of mouth is reduced to one, or increases to four.

Please refer to Fig.1, Fig. 2 and Fig. 6, in the present embodiment, two sides being intervally installed are equiped with the bottom plate 44 Iron 43, lower clamp plate 42 are slidably connected on the second guide post 45；In order to facilitate the group between lower clamp plate 42, push plate 2, upper clamp plate 12 Dress, and also to prevent opposite slip between upper clamp plate 12, push plate 2, lower clamp plate 42, being also equiped with the 3rd on lower clamp plate 42 leads Column 46, the 3rd guide post 46 is through push plate 2 and extends into upper clamp plate 12.Certainly, according to specific needs, those skilled in the art go back First guide post 13 can be sequentially passed through to water gap plate 11, upper clamp plate 12, push plate 2, lower clamp plate 42 and extended into square iron 43.

The mould of the present invention further includes ejecting mechanism 7, and ejecting mechanism 7 is installed between lower clamp plate 42 and bottom plate 44, and is pushed up Go out mechanism 7 between two square iron 43, i.e., square iron 43 is located at the outside of ejecting mechanism 7, it is ensured that extraneous object will not touch To ejecting mechanism 7, avoid ejecting mechanism 7 from being damaged because of collision, and then extend the service life of ejecting mechanism 7.Certainly, this area Square iron 43 can be also arranged to one by technical staff, and the open-work of up/down perforation is set on square iron 43（Not shown in figure）, will push up Go out mechanism 7 to be installed with open-work.

The ejecting mechanism 7 includes the liftout plate 70 being installed on bottom plate 44, and liftout plate 70 is installed on lower clamp plate 42 and bottom Between plate 44, liftout plate 70 is located between two square iron 43, the thimble 71 being installed on liftout plate 70, is provided with lower clamp plate 42 The perforation 421 coordinated with thimble 71, thimble 71 are installed in perforation 421 for holding push plate 2, and bottom plate 44, which is additionally provided with, to be appeared The ejection hole 440 of liftout plate 70., will through ejection hole 440 using extraneous object when needing push plate 2 to move up to be molded Liftout plate 70 moves up, and liftout plate 70 is moved up together with thimble 71, and thimble 71 passes through the perforation 421 of upper clamp plate 12 and withstands on On the lower surface of push plate 2, and then push plate 2 is moved up, separated so that toothbrush shell is disengaged with lower mode 31.According to need Will, those skilled in the art can also increase the quantity of thimble 71 so that and the opposite end of push plate 2 is correspondingly arranged thimble 71, On the one hand increase the ejecting force of push plate 2, accelerate the translational speed of push plate 2；On the other hand it is also possible that the both ends of push plate 2 substantially Stress equalization, it is ensured that push plate 2 is smoothly moved.

In the present embodiment, elastic component 72 is also arranged with the thimble 71, elastic component 72 is installed in lower clamp plate 42 and ejection Between plate 70, using elastic component 72 to ejecting force into row buffering, the larger ejecting force for avoiding being subject on liftout plate 70 is directly through top Pin 71 is delivered in push plate 2, anti-thrust plate 2 because being caused service life to decline by larger ejecting force, or anti-thrust plate 2 by To larger ejecting force be delivered on toothbrush shell and cause toothbrush Housing failure.

Limited post 73 is also equipped with the liftout plate 70, limited post 73 is from liftout plate 70 towards close to the direction of lower clamp plate 42 Extension forms, and is arranged at intervals between the upper surface of limited post 73 and the lower face of lower clamp plate 42, liftout plate 70 together with thimble 71 and Limited post 73 moves up, and after limited post 73 is connected on lower clamp plate 42, liftout plate 70 cannot continue to move up, and push up at this time Push plate 2 is moved upwards up to predetermined desired position by pin 71.By adding limited post 73, it is ensured that ejecting mechanism 7 is without upwards It is excessively mobile, so that ejecting mechanism 7 can complete required ejection operation, further service hoisting using the shortest time The production efficiency of toothbrush shell.

Understand that the present invention is to have above-described good characteristic in summary, be able to make it upper in use, promote conventional The efficiency that does not have in technology and there is practicality, become the product of a great practical value.

Above content is only presently preferred embodiments of the present invention, for those of ordinary skill in the art, according to the present invention's Thought, there will be changes, this specification content should not be construed as to the present invention in specific embodiments and applications Limitation.

Claims (7)

1. a kind of mould for toothbrush shell, including upper cores, the lower mode that coordinates with upper cores, upper cores and lower mode it Between be provided with die cavity, upper cores or lower mode are provided with the inlet connected with die cavity；Further include and be installed in upper cores or lower die First core rod of benevolence, is installed in the second core rod of upper cores or lower mode, and upper cores, lower mode are respectively positioned on the first core rod and second Between core rod, the first core slide is connected to upper cores or lower mode, and the second core rod is provided with pillar, and pillar is located in die cavity, First core rod coordinates with pillar；It is characterized in that：

The mould further includes push plate, and the first core rod, lower mode and the second core rod are assembled on push plate, and the first core rod includes sliding The first sliding block of push plate is connected to, the first sliding block coordinates with pillar；

The mould further includes upper mounted plate, bottom plate, and push plate is installed between upper mounted plate and bottom plate, upper cores dress Arranged on upper mounted plate, lower mode is installed in bottom plate, and push plate is provided with through hole, and lower mode is located in through hole；

Second core rod includes baffle, the second slide, actuator and the second sliding block, and baffle, the second slide and actuator fill Arranged on push plate, the second sliding block is installed in the second slide, baffle between through hole and the second sliding block, the second sliding block be located at block with Between actuator, the one end of pillar away from the first core rod is through baffle and is connected to the second sliding block, and actuator and the second sliding block connect Connect.

2. the mould according to claim 1 for toothbrush shell, it is characterised in that：First core rod further includes first Slide, driving plate, the first slide are installed in push plate, and the first sliding block is slidably connected to the first slide, and the first sliding block is provided with skewed slot, Skewed slot forms downwards and towards the direction extension away from through hole from the first sliding block, and driving plate is installed in upper mounted plate, and driving plate is set There is the skewback being installed in skewed slot.

3. the mould according to claim 1 for toothbrush shell, it is characterised in that：Second core rod further includes the 3rd Sliding block and core pulling, the 3rd sliding block are slidably connected to the second slide, and the 3rd sliding block is installed between the second sliding block and actuator, pillar Guide groove is provided with, core pulling is installed in guide groove, and core pulling through the second sliding block and is connected to the 3rd cunning close to one end of the 3rd sliding block Block, actuator are connected with the 3rd sliding block.

4. the mould according to claim 3 for toothbrush shell, it is characterised in that：The pillar is provided with to be connected with guide groove Logical recess, is equiped with projection in recess, and core pulling is provided with sliding slot, sliding slot towards the direction extension away from the 3rd sliding block and recess and Into projection is connected to sliding slot.

5. the mould according to claim 1 for toothbrush shell, it is characterised in that：Fixed plate include top plate, Water gap plate, upper clamp plate and the first guide post for being installed in top plate, water gap plate, upper clamp plate are slidably connected to the first guide post, water gap plate dress Between top plate and upper clamp plate, upper clamp plate is installed between water gap plate and push plate, and upper cores are installed in upper clamp plate, and top plate is set There is cast gate, cast gate is connected through top plate, water gap plate, upper clamp plate with inlet.

6. the mould according to claim 1 for toothbrush shell, it is characterised in that：The bottom plate includes lower folder Plate, supporting plate and the second guide post for being installed in supporting plate, lower clamp plate are slidably connected to the second guide post, and lower clamp plate is installed in push plate and supporting plate Between, lower mode is installed in lower clamp plate.

7. the mould according to claim 6 for toothbrush shell, it is characterised in that：The supporting plate includes bottom plate and installing In the square iron of bottom plate, the second guide post is installed in bottom plate and runs through square iron, and square iron is installed between lower clamp plate and bottom plate, the mould Ejecting mechanism is further included, ejecting mechanism is installed between lower clamp plate and bottom plate, and square iron is located at the outside of ejecting mechanism, ejecting mechanism Including liftout plate, thimble and elastic component, liftout plate is installed in bottom plate, and liftout plate is between lower clamp plate and bottom plate, thimble installing In liftout plate for holding push plate, lower clamp plate is provided with the perforation coordinated with thimble, and in perforation, elastic component is arranged thimble In thimble, for elastic component between lower clamp plate and liftout plate, bottom plate is provided with the ejection hole for appearing liftout plate.