CN216832158U

CN216832158U - Automatic remove mould of tails

Info

Publication number: CN216832158U
Application number: CN202123295128.XU
Authority: CN
Inventors: 许聪艳; 曾焕彬; 林培基; 林榕
Original assignee: Jh Daily Chemical Co ltd
Current assignee: Jh Daily Chemical Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-28
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a mould for automatically removing tailings, which comprises a pressing block, a spring needle base, an elastic piece, a spring needle, a reset needle, a first mould base and a second mould base, the first die holder is provided with a first material cavity, the second die holder is provided with a second material cavity, after the first die holder and the second die holder are mutually jointed, the first material cavity and the second material cavity jointly form a tail material cavity, the first die holder is respectively provided with an accommodating cavity and a spring pin hole at the position corresponding to the first material cavity, one end of the pressing block is fixed on one side of the first die holder corresponding to the containing cavity, the elastic needle base is connected in the containing cavity in a sliding manner, the elastic piece is arranged between the pressing block and the elastic needle base, the elastic needle is fixedly connected to the elastic needle base and penetrates through the elastic needle hole, and the reset needle is fixedly connected to the elastic needle base and penetrates through the reset through hole. The mould can automatically knock down the tailings at the bottom of the product, and effectively saves the production cost.

Description

Automatic remove mould of tails

Technical Field

The utility model relates to a mould field, concretely relates to automatic remove mould of tails.

Background

The common plastic blow molding process is to place a tubular plastic parison obtained by extruding or injection molding thermoplastic resin into a split mold, immediately insert a blow pin into the plastic parison after the mold is closed and introduce compressed air through the blow pin to expand the plastic parison to cling to the inner wall of the mold, and obtain a hollow plastic product corresponding to the shape of the mold after cooling and demolding.

The mould bottom for the blow molding process is provided with a tailing cavity, the tailing cavity is communicated with the mould cavity, the tailing cavity is used for containing residual bottle mold tailing in the blow molding process, after the mould is opened, the residual bottle mold tailing is adhered to a formed product, and the residual bottle mold tailing needs to be manually removed or is additionally provided with auxiliary equipment to be removed, so that the labor cost of the blow molding process is increased.

Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can reduce the mould of cost of labor's automation removal tails.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a die capable of automatically removing tailings comprises a pressing block, a spring needle base, an elastic piece, a spring needle, a reset needle, a first die holder and a second die holder, wherein a first concave cavity is formed in one side, facing the second die holder, of the first die holder, a second concave cavity is formed in one side, facing the first die holder, of the second die holder, a first material cavity communicated with the first concave cavity is formed in the first die holder, a second material cavity is formed in the second die holder, after the first die holder and the second die holder are attached to each other, the first concave cavity and the second concave cavity jointly form a die cavity, the first material cavity and the second material cavity jointly form a tailing cavity, an accommodating cavity and a spring needle hole are formed in the position, corresponding to the first material cavity, of the first die holder respectively, a reset through hole communicated with the accommodating cavity is formed in the first die holder, and the spring needle hole is respectively communicated with the accommodating cavity and the first material cavity, one end of the pressing block is fixedly connected with one side of the first die holder, which corresponds to the accommodating cavity and is far away from the pin ejection hole, the bullet needle base is connected with one side of the containing cavity corresponding to the containing cavity close to the bullet needle hole in a sliding mode, an elastic piece is arranged between the pressing block and the elastic needle base, one end of the elastic piece is propped against the pressing block, the other end of the elastic piece is propped against the elastic needle base, the elastic needle is fixedly connected with the elastic needle base and is inserted in the elastic needle hole, the reset needle is fixedly connected to the elastic needle base and is inserted into the reset through hole, the length of the reset needle is greater than the axial length of the reset through hole, the length of bullet needle is greater than the axial length of bullet pinhole, bullet pinhole with the through-hole that resets all from its one end of keeping away from the second die holder to other end direction gradually toward the direction slope of keeping away from the mould die cavity arranges.

Preferably, the elastic member is a spring member.

Preferably, the die further comprises a screw, a first threaded hole communicated with the accommodating cavity is formed in the first die holder, and the screw penetrates through the pressing block and is connected to the first threaded hole in a threaded mode.

Preferably, the included angle degree between the axial direction of the screw and the die opening direction of the first die holder and the second die holder is 10-20 degrees.

Preferably, one end of the reset needle, which is far away from the elastic needle base, is a horizontal plane.

Through adopting aforementioned design, the beneficial effects of the utility model are that: form mutual intercommunication plastics die cavity and tails chamber behind first die holder and the laminating of second die holder, it holds the chamber to set up on first die holder, with briquetting fixed connection holding the intracavity, with bullet needle base sliding connection holding the intracavity, be connected with bullet needle and reset needle on the bullet needle base respectively, be equipped with the elastic component between bullet needle base and the briquetting, when first die holder and second die holder were opened, the elastic component pops out the bullet needle base, so that the bullet needle penetrates the tails chamber from bullet pinhole and separates bottle mould tails and product, the manual work has been avoided going to separate bottle mould tails, and the cost of labor has effectively been practiced thrift.

Drawings

FIG. 1 is a partial cross-sectional view of the apparatus of the present invention;

fig. 2 is a front view of a first mold base of the apparatus of the present invention;

in the figure: 1. a first die holder 11, a spring pin hole 12, a reset through hole 2 and a screw rod,

10. pressing the mixture into a block,

20. a base of the elastic needle is provided with a spring needle,

30. the elastic piece is arranged on the base plate,

40. the needle is flicked, and the needle is flicked,

50. and (6) resetting the needle.

Detailed Description

The technical solutions in the embodiments of the present invention are 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 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.

As shown in fig. 1-2, a mold for automatically removing tailings includes a pressing block 10, a spring pin base 20, an elastic member 30, a spring pin 40, a reset pin 50, a first mold base 1, and a second mold base.

First cavity has been seted up towards one side of second die holder to first die holder 1, the second cavity has been seted up towards one side of first die holder 1 to the second die holder, set up the first material chamber that is linked together with first cavity on the first die holder 1, the second material chamber has been seted up on the second die holder, first die holder 1 and the back of laminating each other of second die holder, first cavity and second cavity form the mould cavity jointly, first material chamber forms the tails chamber with the second material chamber jointly, the mould cavity is used for placing the plastics parison, the tails chamber is used for holding remaining bottle mould tails.

The position of the first die holder 1 corresponding to the first material cavity is respectively provided with a containing cavity and an elastic needle hole 11, the first die holder 1 is provided with a reset through hole 12 communicated with the containing cavity, and the elastic needle hole 11 is respectively communicated with the containing cavity and the first material cavity.

The first mold base of the present embodiment has four mold cavities.

Each mould cavity of the mould of this embodiment all includes two bullet needles 40 and two needles 50 that reset, has seted up two bullet needle holes 11 on corresponding to each tails chamber on the first die holder 1, has seted up two through-holes 12 that reset corresponding to the position of the both sides in each tails chamber on the first die holder 1, and two bullet needle holes 11 are located between two through-holes 12 that reset. Two reset through holes 12 are respectively communicated with the containing cavity, and two elastic pin holes 11 are respectively communicated with the containing cavity and the first material cavity.

The die further comprises a screw rod 2, a first threaded hole communicated with the accommodating cavity is formed in the first die holder 1, and the screw rod 2 penetrates through the pressing block 10 to be in threaded connection with the first threaded hole, so that the pressing block 10 is fixedly connected in the accommodating cavity.

The pressing block 10 is fixed on one side, away from the pin ejection hole 11, of the first die holder 1 through the screw 2; the bullet needle base 20 is slidably connected to one side of the containing cavity, which is close to the bullet needle hole 11 and corresponds to the containing cavity; can set up the spout and be used for holding intracavity with bullet needle base 20 sliding connection, also can adopt other sliding connection modes with bullet needle base 20 sliding connection in holding the intracavity.

An elastic member 30 is disposed between the pressing block 10 and the pogo pin base 20, one end of the elastic member 30 abuts against the pressing block 10, and the other end of the elastic member 30 abuts against the pogo pin base 20, wherein the elastic member 30 of this embodiment is a conventional spring member.

The elastic needle 40 can be fixedly connected to the elastic needle base 20 in a screw locking or quick clamping manner and inserted into the elastic needle hole, the reset needle 50 can be fixedly connected to the elastic needle base 20 in a screw locking or clamping manner and inserted into the reset through hole, the elastic needle 40 penetrates out of the elastic needle hole after the first die holder 1 and the second die holder are separated, the reset needle 50 penetrates out of the reset through hole, the length of the reset needle 50 is greater than the axial length of the reset through hole, so that the reset needle 50 can extend out of the reset through hole to be used for pushing the elastic needle base 20 back on the second die holder in a propping manner, and the length of the elastic needle 40 is greater than the axial length of the elastic needle hole, so that the elastic needle 40 can penetrate out of the elastic needle hole to be used for snapping bottle mold tails.

The elastic pin hole and the reset through hole are arranged in an inclined mode from one end, far away from the second die holder, of the elastic pin hole to the other end of the elastic pin hole.

As a preferable mode of this embodiment, the included angle between the axial direction of the screw 2 and the mold opening direction of the first mold holder 1 and the second mold holder is 10 ° to 20 °, and the included angle between the axial direction of the screw 2 and the mold opening direction of the first mold holder 1 and the second mold holder is 15 ° in this embodiment.

As a preferable mode of this embodiment, one end of the reset needle 50 away from the elastic needle base is a horizontal plane with a rectangular longitudinal section, so as to increase the contact area between the reset needle 50 and the second mold base and avoid the fracture of the reset needle 50.

The use mode of the die is as follows: after the first die holder 1 and the second die holder are assembled, one end of the reset needle 50 abuts against the second die holder, so that the reset needle 50 pushes the elastic needle base 20 towards the direction far away from the second die holder, the spring part is in a compression state, the elastic needle 40 retracts into the elastic needle hole, a plastic parison is extruded into a die cavity, the air blowing rod is inserted into the plastic parison to blow air, partial bottle die tails are extruded into a tail cavity, the elastic needle base 20 is ejected out by the spring part when the first die holder 1 and the second die holder are opened, and the elastic needle 40 penetrates into the tail cavity from the elastic needle hole to drop the bottle die tails at the bottom of a product.

In conclusion, the mould can automatically knock down the bottle mould tailing at the bottom of the product, so that the step of manually removing the bottle mould tailing is omitted, and the production cost is effectively saved.

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

Claims

1. The utility model provides an automatic remove mould of tails which characterized in that: the die comprises a pressing block, a spring pin base, an elastic piece, a spring pin, a reset pin, a first die holder and a second die holder, wherein a first concave cavity is formed in one side, facing the second die holder, of the first die holder, a second concave cavity is formed in one side, facing the first die holder, of the second die holder, a first material cavity communicated with the first concave cavity is formed in the first die holder, a second material cavity is formed in the second die holder, after the first die holder and the second die holder are attached to each other, the first concave cavity and the second concave cavity jointly form a die cavity, the first material cavity and the second material cavity jointly form a tailing cavity, an accommodating cavity and a spring pin hole are formed in the first die holder corresponding to the first material cavity respectively, a reset through hole communicated with the accommodating cavity is formed in the first die holder, and the spring pin hole is communicated with the accommodating cavity and the first material cavity respectively, one end of the pressing block is fixedly connected with one side of the first die holder, which corresponds to the accommodating cavity and is far away from the pin ejection hole, the bullet needle base is connected with one side of the containing cavity corresponding to the containing cavity close to the bullet needle hole in a sliding mode, an elastic piece is arranged between the pressing block and the elastic needle base, one end of the elastic piece is propped against the pressing block, the other end of the elastic piece is propped against the elastic needle base, the elastic needle is fixedly connected with the elastic needle base and is inserted in the elastic needle hole, the reset needle is fixedly connected to the elastic needle base and is inserted into the reset through hole, the length of the reset needle is larger than the axial length of the reset through hole, the length of bullet needle is greater than the axial length of bullet pinhole, bullet pinhole with the through-hole that resets all from its one end of keeping away from the second die holder to other end direction gradually toward the direction slope of keeping away from the mould die cavity arranges.

2. The mold for automatically removing the tailings of claim 1, wherein: the elastic element is a spring element.

3. The mold for automatically removing the tailings of claim 1, wherein: the first die holder is provided with a first threaded hole communicated with the containing cavity, and the screw penetrates through the pressing block and is in threaded connection with the first threaded hole.

4. The mold for automatically removing the tailings of claim 3, wherein: the included angle degree between the axial direction of the screw and the die opening direction of the first die holder and the second die holder is 10-20 degrees.

5. The mold for automatically removing the tailings of claim 1, wherein: the reset needle is far away from one end of the elastic needle base and is in a horizontal plane.