CN113815192B

CN113815192B - Polyester gasket, forming die and forming method thereof

Info

Publication number: CN113815192B
Application number: CN202110868583.XA
Authority: CN
Inventors: 储劲松; 储荣生; 肖友朋
Original assignee: Anhui Swan Technology Industrial Group Co ltd
Current assignee: Anhui Swan Technology Industrial Group Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2023-07-14
Anticipated expiration: 2041-07-30
Also published as: CN113815192A

Abstract

The invention discloses a polyester gasket, a forming die and a forming method thereof, and relates to the technical field of polyester dies, the polyester gasket comprises a main body of the die, two chambers are formed in the main body, a plurality of forming mechanisms which are mutually clamped and are used for forming polyester melt are slidably mounted in one chamber, a placing mechanism used for supporting the forming mechanisms is fixedly mounted in the chambers, a plurality of heating mechanisms used for heating the forming mechanisms in a heat-insulating manner are slidably mounted in the other chamber, a pressing mechanism used for pressing the forming mechanisms to discharge air in the forming mechanisms is fixedly mounted at the upper end of the main body, and a liquid injection mechanism used for injecting the polyester melt into the forming mechanisms is fixedly mounted at one side of the pressing mechanism.

Description

Polyester gasket, forming die and forming method thereof

Technical Field

The invention relates to the technical field related to polyester molds, in particular to a polyester gasket, a forming mold and a forming method thereof.

Background

The polyester gasket is also called gel bit cushion, is made of polymer gel, has the characteristics of no toxicity, no harm, softness, no stimulation, difficult damage, long service life and the like, and generally adopts a pouring production technology to heat and melt polyester particles into liquid and then to inject the polyester liquid into a mold for solidification molding, but most of the existing molding molds can not simultaneously manufacture a plurality of gaskets, and the molds for manufacturing a plurality of gaskets are all in flat connection, so that the occupied space is large, and the polyester gasket, the molding mold and the molding method thereof are provided for solving the problems.

Disclosure of Invention

The invention aims to provide a polyester gasket, a forming die and a forming method thereof, which are used for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a polyester gasket, forming die, the main part including the mould, two cavities have been seted up to the main part, one side cavity slidable mounting has a plurality of mutual block and is used for polyester melt design's forming mechanism, still fixed mounting has the mechanism of placing that is used for supporting forming mechanism in the cavity, a plurality of heating mechanism that are used for the thermal insulation heating to forming mechanism slidable mounting in another cavity, main part upper end fixed mounting has the pressing mechanism who is used for pressing forming mechanism to discharge forming mechanism inside gas, one side fixed mounting of pressing mechanism has the notes liquid mechanism that is used for injecting polyester melt into in the forming mechanism, connect the block connection about a plurality of designs and reduce and take up an area of the time can make a plurality of gaskets.

In a further embodiment, the shaping mechanism comprises an upper plate, a lower plate, a temperature control plate and an extrusion plate, wherein the upper end of the upper plate is provided with a groove matched with the extrusion plate, the upper plate is fixedly installed above the lower plate and forms a cavity used for shaping a die with the lower plate, the cavity is mutually communicated with the groove, the temperature control plate is fixedly installed below the lower plate and provided with a temperature guide hole used for controlling the temperature of the cavity at the side edge, the extrusion plate is fixedly installed below the temperature control plate and can be clamped in the groove at the upper end of the adjacent shaping mechanism to press polyester melt in the cavity of the adjacent shaping mechanism, the gasket is solidified and shaped through the cavity, and the pressure plate extrudes redundant melt and gas in the cavity of the shaping mechanism below.

In a further embodiment, the heating mechanism includes storage plate, heating plate and control block, and storage tank that matches with the heating plate is seted up to one side of storage plate, and heating plate slidable mounting just slides and stretches out storage tank and get into the heat conduction downthehole to setting mechanism and heat in storage tank, and control block fixed mounting just stretches out from storage plate one side in one side of heating plate, and the side of storage plate has been seted up and is used for the gliding groove of control block, and heating mechanism makes the melt that gets into in the cavity can not solidify fast.

In a further embodiment, the pressing mechanism comprises a supporting plate, a pressing plate for pressing the uppermost shaping mechanism and a telescopic rod for controlling the height of the pressing plate, wherein the pressing plate is movably installed below the inner side of the supporting plate, the telescopic rod is fixedly installed at the joint of the pressing plate and the supporting plate, and the pressing mechanism presses the uppermost shaping mechanism.

In a further embodiment, annotate liquid mechanism including the supporting shoe that is used for supporting and be used for annotating the liquid pipe of liquid to the inside notes of lowest portion shaping mechanism, annotate liquid pipe slidable mounting is in one side of supporting shoe, the injection hole that matches with annotating liquid pipe is all offered to pressfitting board, lower plywood, temperature control board and stripper plate's upper end, a plurality of injection holes align each other, the discharge hole that is used for exhausting, drain is all offered to pressfitting board, lower plywood, temperature control board and stripper plate's upper end, annotate liquid mechanism and annotate liquid in the shaping mechanism of the department of lowest, the melt of injection risees and gets into top shaping mechanism.

In a further embodiment, the placement mechanism comprises a placement frame for supporting the shaping mechanisms, a positioning rod for positioning the placement frame and a spring for providing elasticity for the placement frame, the placement frame is sleeved on the outer side wall of the positioning rod, the spring is fixedly installed at the lower end of the placement frame, and the placement mechanism enables gaps to be formed between the shaping mechanisms so as to facilitate placement.

In a further embodiment, a partition plate for separating the plurality of shaping mechanisms is fixedly arranged at the upper end of the heating mechanism, a lower sheet of the partition plate is fixedly connected to the upper end of the heating plate, an air duct for connecting a fan to cool the shaping mechanisms is fixedly arranged at one side of the main body, gaps are formed among the plurality of shaping mechanisms through the partition plate, and redundant gas and molten liquid can be extruded by secondarily starting the pressing mechanism after the partition plate is removed.

Preferably, the molding method based on the polyester gasket and the molding die comprises the following steps:

a1, placing a plurality of shaping mechanisms from low to high through a placement mechanism, inserting a heating plate into a heat conduction hole through a sliding control block when one shaping mechanism is placed, simultaneously, separating the plurality of shaping mechanisms by a partition plate moving along with the heating plate and being positioned at the upper end of an upper plywood, pressing the shaping mechanisms through a pressing mechanism to enable an extrusion plate part of the upper shaping mechanism to be clamped in an opening above the upper plywood of the lower shaping mechanism, enabling a liquid injection pipe to pass through a plurality of injection holes through a support block and enter a cavity of the lowest shaping mechanism, enabling molten liquid to enter the upper shaping mechanism through a discharge hole during liquid injection, heating the heating plate to start heating while injecting the liquid through the liquid injection pipe, and preserving heat of polyester molten liquid to prevent solidification;

a2, after the liquid injection is completed, the sliding control block moves out of the heating plate positioned in the heat conduction hole, meanwhile, the separation plate is separated from the plurality of shaping mechanisms, the pressing mechanism is started to press the shaping mechanisms downwards again, the extrusion plate of the shaping mechanism above is completely clamped in the upper plate of the shaping mechanism below, meanwhile, the liquid injection pipe positioned in the injection hole is taken out through the support block, at the moment, the inner space of the cavity is reduced under the extrusion of the pressing mechanism, redundant molten liquid and gas are discharged through the injection hole and the discharge hole, cold air is blown into the main body through the air duct connection fan, and the shaping mechanism is cooled.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to a polyester gasket, a forming die and a forming method thereof, wherein a plurality of forming mechanisms which are mutually clamped and are used for forming polyester melt are slidably arranged in a cavity at one side, a placing mechanism used for supporting the forming mechanisms is fixedly arranged in the cavity, a plurality of heating mechanisms used for heating the forming mechanisms in a heat preservation way are slidably arranged in the other cavity, a pressing mechanism used for pressing the forming mechanisms to discharge air in the forming mechanisms is fixedly arranged at the upper end of a main body, a liquid injection mechanism used for injecting the polyester melt into the forming mechanisms is fixedly arranged at one side of the pressing mechanism, a plurality of gaskets can be manufactured while the occupation of land is reduced through the upper and lower connection and clamping connection of a plurality of forming dies, and the problem that the conventional forming dies can not be used for manufacturing a plurality of gaskets simultaneously and the dies for manufacturing a plurality of gaskets are all in flat connection and occupy a large space is solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram of a front view structure of the present invention;

FIG. 3 is a schematic diagram of an explosive structure according to the present invention;

FIG. 4 is a schematic cross-sectional view of the present invention;

FIG. 5 is a schematic diagram of an exploded construction of the heating mechanism of the present invention;

FIG. 6 is a schematic view of a heating mechanism according to the present invention;

FIG. 7 is a schematic view of the structure of a heating plate according to the present invention;

FIG. 8 is a schematic view of the setting mechanism of the present invention;

FIG. 9 is a schematic diagram of an explosive structure of the setting mechanism of the present invention;

FIG. 10 is a schematic cross-sectional view of the shaping mechanism of the present invention;

FIG. 11 is a schematic view of the placement mechanism according to the present invention.

In the figure: 1. a main body; 11. an air duct; 2. a shaping mechanism; 21. applying a plywood; 211. an inner cavity; 212. a positioning block; 22. a lower plate; 221. positioning holes; 23. a temperature control plate; 231. a temperature guiding hole; 24. an extrusion plate; 3. a heating mechanism; 31. a storage plate; 32. a heating sheet; 33. a control block; 34. a partition plate; 4. a pressing mechanism; 41. a support plate; 42. pressing the plate; 43. a telescopic rod; 5. a liquid injection mechanism; 51. a support block; 52. a liquid injection pipe; 6. a placement mechanism; 61. a placing rack; 62. a positioning rod; 63. a spring; 7. an injection hole; 8. and a discharge hole.

Detailed Description

The following description will clearly and fully describe the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-11, the present embodiment provides a polyester gasket, a molding die and a molding method thereof, comprising a main body 1 of the die.

The main body 1 comprises two chambers, wherein a placing mechanism 6 is fixedly arranged in one chamber, and a heating mechanism 3 is slidably arranged in the other chamber.

Wherein, the placing mechanism 6 includes rack 61, locating lever 62 and spring 63, and rack 61 sets up to a plurality ofly, and one side of a plurality of racks 61 cup joints and installs on locating lever 62, and aligns the emission from top to bottom, and rack 61 top slidable mounting has shaping mechanism 2, and spring 63 fixed mounting just is located locating lever 62 both sides in rack 61 below for provide elasticity to rack 61.

The heating mechanism 3 comprises a storage plate 31, a heating plate 32 and a control block 33 for controlling the movement of the heating plate 32, wherein a sliding groove for controlling the sliding of the control block 33 is formed in the side surface of the storage plate 31, a storage groove for sliding the heating plate 32 is formed in one surface of the storage plate 31 facing the placing frame 61, the control block 33 is fixedly arranged on one side of the heating plate 32 and penetrates through the sliding groove to extend out, and one end of the heating plate 32 is clamped on the shaping mechanism 2 on the placing frame 61 from the storage groove in a penetrating mode through the sliding control block 33.

The heating sheet 32 is preferably electromagnetic heating, but of course, not limited to electromagnetic heating, and may be ceramic heating, and this technique is often applied to life and industry, and a circuit for supplying power to the heating sheet 32 is provided in the housing plate 31 as in the related art.

The shaping mechanism 2 comprises an upper plate 21 and a lower plate 22, wherein the lower plate 22 is fixedly arranged below the upper plate 21, at this time, an inner cavity 211 is formed between the upper plate 21 and the lower plate 22, and a polyester liner can be formed after solidification by injecting polyester melt into the inner cavity 211.

A plurality of positioning blocks 212 are arranged below the upper plywood 21, a plurality of positioning holes 221 matched with the positioning blocks 212 are formed in the lower plywood 22, and the upper plywood 21 and the lower plywood 22 can be fixedly positioned and installed by clamping the positioning blocks 212 in the positioning holes 221.

The temperature control plate 23 is fixedly arranged below the lower plywood 22, the temperature control plate 23 is provided with a temperature guide hole 231 matched with the heating plate 32, and the shaping mechanism 2 can be heated by penetrating the heating plate 32 out of the storage groove into the temperature guide hole 231 for heating.

The extrusion plate 24 is fixedly arranged below the temperature control plate 23, the upper end of the upper plate 21 is provided with a groove matched with the extrusion plate 24, the groove is mutually communicated with the inner cavity 211, and the extrusion forming can be carried out on the polyester melt in the inner cavity 211 of the lower adjacent forming mechanism 2 through the extrusion plate 24.

In order to conveniently discharge redundant molten liquid and gas in the inner cavity 211 during extrusion, the lower plate 22, the temperature control plate 23 and the extrusion plate 24 are all provided with discharge holes 8.

In order to provide pressure for the uppermost shaping mechanism 2, redundant molten liquid and gas in the inner cavity 211 of the uppermost shaping mechanism 2 are extruded, and a pressing mechanism 4 is fixedly arranged above the main body 1.

The pressing mechanism 4 comprises a supporting plate 41 and a pressing plate 42, the bottom surface of the pressing plate 42 is the same as the bottom surface of the extruding plate 24, and can be clamped in a groove formed at the upper end of the upper plate 21, and the pressing plate 42 is also provided with a discharge hole 8 for discharging excessive molten liquid and gas.

In order to facilitate the up-and-down movement of the upper plate 21, the side section of the support plate 41 is formed in an inverted L shape, the pressing plate 42 is mounted at the inner lower end of the support plate 41, and a telescopic rod 43 is provided at the connection portion of the pressing plate 42 and the support plate 41.

The telescopic rod 43 is used for controlling the up-and-down movement of the pressing plate 42, and the telescopic rod 43 preferably adopts hydraulic expansion and contraction.

The pressing mechanism 4 moves downwards to enable the plurality of shaping mechanisms 2 to be clamped with each other, the pressing mechanism 4 presses twice, the pressing mechanism presses slightly for the first time, the pressing plate 24 is clamped in the groove at the upper end of the upper plate 21, the pressing mechanism presses the inner cavity 211 for the second time, and redundant air or molten liquid is discharged.

In order to facilitate the injection of the polyester melt into the shaping mechanism 2, a liquid injection mechanism 5 is fixedly arranged above the main body 1.

The liquid injection mechanism 5 comprises a supporting block 51 and a liquid injection pipe 52, and the supporting block 51 is provided with a hole which is convenient for the liquid injection pipe 52 to move up and down.

In order to facilitate the injection of the liquid injection pipe 52, the injection holes 7 are formed in the lower plate 22, the temperature control plate 23, the extrusion plate 24 and the extrusion plate 42, and the injection holes 7 are vertically aligned.

The lower end of the liquid injection pipe 52 enters the inner cavity 211 of the bottommost shaping mechanism 2 through the injection hole 7, the upper end is connected with a polyester melting discharge pipe, the liquid level rises along with the increase of the molten liquid, and enters the upper end shaping mechanism 2 through the discharge hole 8, and at the moment, the heating plate 32 starts heating to prevent the molten liquid from solidifying.

After the completion of the injection of the molten metal, the injection pipe 52 is moved upward to separate the injection pipe 52 from the injection hole 7, and the excess molten metal and air are discharged from the injection hole 7 and the discharge hole 8 by the secondary pressing by the pressing mechanism 4.

A thin opening is arranged between the injection hole 7 and the discharge hole 8, and after the molten liquid is solidified to form a water gap, the molten liquid is conveniently broken and taken out.

Example 2

Referring to fig. 1-7, further modifications were made based on example 1:

the upper end of the heating plate 32 is fixedly provided with a separation plate 34, the separation plate 34 slides above the storage plate 31 through the movement of the heating plate 32, and one side of the main body 1 is fixedly provided with the air duct 11.

Wherein, the storage plate 31 is used for separating a plurality of shaping mechanisms 2, so that when the shaping mechanisms 2 are heated by the heating mechanism 3, the extruding plate 24 and the pressing plate 42 are not completely immersed into the groove of the upper plate 21, and when the heating plate 32 is separated from the heat conducting hole 231, the separating plate 34 is simultaneously separated from the shaping mechanisms 2, and at this time, the pressing mechanism 4 performs secondary pressing, and redundant molten liquid and gas in the inner cavity 211 are discharged.

After the pressing mechanism 4 is pressed twice, the air duct 11 is connected with the fan to blow air into the main body 1, and the air enters the temperature guide hole 231 through air flow to take away heat, so that the shaping mechanism 2 is cooled rapidly.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A mould for forming polyester liners, comprising a body (1) of the mould, characterized in that: two chambers are formed in the main body (1), a plurality of shaping mechanisms (2) which are clamped with each other and are used for shaping polyester melt are slidably mounted in the chamber A on one side, a placing mechanism (6) used for supporting the shaping mechanisms (2) is fixedly mounted in the chamber A, a plurality of heating mechanisms (3) used for heating the shaping mechanisms (2) in a heat-preserving manner are slidably mounted in the chamber B on the other side, a pressing mechanism (4) used for discharging gas in the shaping mechanisms (2) from the pressing mechanism (1) is fixedly mounted at the upper end of the main body (1), and a liquid injection mechanism (5) used for injecting the polyester melt into the shaping mechanisms (2) is fixedly mounted on one side of the pressing mechanism (4);

the shaping mechanism (2) comprises an upper plywood (21), a lower plywood (22), a temperature control plate (23) and an extrusion plate (24), wherein a groove A matched with the extrusion plate (24) is formed at the upper end of the upper plywood (21), the upper plywood (21) is fixedly arranged above the lower plywood (22) and forms an inner cavity (211) used for shaping a die with the lower plywood (22), the inner cavity (211) is communicated with the groove A, the temperature control plate (23) is fixedly arranged below the lower plywood (22) and provided with a temperature guide hole (231) used for controlling the temperature of the inner cavity (211) at the side edge, and the extrusion plate (24) is fixedly arranged below the temperature control plate (23) and can be clamped in the groove A at the upper end of the adjacent shaping mechanism (2) to press polyester melt inside the inner cavity (211) of the adjacent shaping mechanism (2).

The placing mechanism (6) comprises a placing frame (61) for supporting the shaping mechanism (2), a positioning rod (62) for positioning the placing frame (61) and a spring (63) for providing elasticity for the placing frame (61), the placing frame (61) is sleeved on the outer side wall of the positioning rod (62), and the spring (63) is fixedly arranged at the lower end of the placing frame (61);

the heating mechanism (3) comprises a storage plate (31), a heating plate (32) and a control block (33), wherein a storage groove B matched with the heating plate (32) is formed in one side of the storage plate (31), the heating plate (32) is slidably arranged in the storage groove B and slidably extends out of the storage groove B to enter a temperature guide hole (231) to heat the shaping mechanism (2), the control block (33) is fixedly arranged on one side of the heating plate (32) and extends out of one side of the storage plate (31), and a groove C for sliding the control block (33) is formed in the side edge of the storage plate (31);

the upper end of the heating mechanism (3) is fixedly provided with a partition plate (34) for separating the shaping mechanisms (2), the lower end of the partition plate (34) is fixedly connected with the upper end of the heating plate (32), and one side of the main body (1) is fixedly provided with an air duct (11) for connecting a fan to cool the shaping mechanisms (2).

2. The molding die for a polyester gasket according to claim 1, wherein: the pressing mechanism (4) comprises a supporting plate (41) which is supported, a pressing plate (42) which is used for pressing the uppermost shaping mechanism (2) and a telescopic rod (43) which is used for controlling the height of the pressing plate (42), the pressing plate (42) is movably mounted below the inner side of the supporting plate (41), and the telescopic rod (43) is fixedly mounted at the joint of the pressing plate (42) and the supporting plate (41).

3. The molding die for a polyester gasket according to claim 2, wherein: annotate liquid mechanism (5) including supporting shoe (51) that are used for supporting and be used for annotating liquid pipe (52) of liquid to the inside notes of minimum design mechanism (2), annotate liquid pipe (52) slidable mounting in one side of supporting shoe (51), injection hole (7) that match with annotating liquid pipe (52) are all seted up to pressfitting board (42), lower plywood (22), temperature control board (23) and the upper end of stripper plate (24), a plurality of injection hole (7) align each other, discharge hole (8) that are used for exhaust, drain are all seted up to the upper end of pressfitting board (42), lower plywood (22), temperature control board (23) and stripper plate (24).

4. A molding method of a molding die for a polyester gasket according to claim 3, characterized by comprising the steps of:

a1, a plurality of shaping mechanisms (2) are placed from low to high through a placement mechanism (6), each shaping mechanism (2) is placed, a heating plate (32) is inserted into a temperature guide hole (231) through a sliding control block (33), meanwhile, a separation plate (34) is arranged at the upper end of an upper plate (21) along with the movement of the heating plate (32), the shaping mechanisms (2) are separated, the pressing plate (24) of the upper shaping mechanism (2) is partially clamped in an opening above the upper plate (21) of the lower shaping mechanism (2) through a pressing mechanism (4), a liquid injection pipe (52) penetrates through a plurality of injection holes (7) to enter an inner cavity (211) of the lowest shaping mechanism (2) through a supporting block (51), and molten liquid enters the upper shaping mechanism (2) through a discharge hole (8) during liquid injection, and the heating plate (32) begins to heat to be heated to keep the temperature so as to prevent solidification;

a2, slip control block (33) shifts out heating piece (32) that are located in leading warm hole (231) after annotating the liquid, division board (34) break away from between a plurality of forming mechanism (2) simultaneously, start pressing mechanism (4) downwards pressfitting forming mechanism (2) again, make extrusion board (24) of top forming mechanism (2) block completely in upper plate (21) of below forming mechanism (2), simultaneously take out annotate liquid pipe (52) that are located injection hole (7) through supporting shoe (51), inner chamber (211) reduce under the extrusion of pressing mechanism (4) this moment, discharge unnecessary melt and gas through injection hole (7) and discharge orifice (8), blow in air conditioning in main part (1) through wind channel (11) connection fan, make forming mechanism (2) cool down.