CN216152976U

CN216152976U - Mould is used in injection moulding goods production that leakproofness is good

Info

Publication number: CN216152976U
Application number: CN202122107201.XU
Authority: CN
Inventors: 周永利; 陈兰兰
Original assignee: Jinhua Zhujia Daily Necessities Co ltd
Current assignee: Jinhua Zhujia Daily Necessities Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-04-01
Anticipated expiration: 2031-09-02

Abstract

The utility model belongs to the field of injection molds, in particular to a mold for producing injection molding products with good sealing performance, which aims at the problems that the sealing performance of the existing injection mold is not high, meanwhile, the injection mold is in continuous processing, thermoplastic liquid is injected into the mold, the temperature of the mold rises, the product molding is easy to slow due to poor heat dissipation, and the demolding time is prolonged, the utility model provides the following scheme, which comprises a base, wherein the top of the base is symmetrically and fixedly connected with two support columns, the top ends of the two support columns are fixedly connected with the same fixed plate, the top of the fixed plate is respectively and fixedly connected with a lower mold and a fixed frame, the utility model has reasonable structure and convenient operation, an upper mold can be tightly attached to the lower mold through a power assembly, a connecting block can be tightly connected with a connecting groove, the sealing performance is improved, and meanwhile, a cooling assembly can circularly cool the lower mold and the upper mold, the molding efficiency is improved, and the use is convenient.

Description

Mould is used in injection moulding goods production that leakproofness is good

Technical Field

The utility model relates to the technical field of injection molds, in particular to a mold with good sealing performance for producing injection molding products.

Background

Injection molding is a method for producing moldings from industrial products, and an injection mold is an indispensable part in injection molding processing.

The existing injection mold is low in sealing performance, meanwhile, in the continuous processing process of the injection mold, hot plastic liquid is injected into the mold, the temperature of the mold rises, the product is formed slowly due to poor heat dissipation, and the demolding time is prolonged, so that the mold for producing the injection molding product with good sealing performance is provided, and the problem is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the sealing performance of the existing injection mold is not high, the temperature of the injection mold is increased when thermoplastic liquid is injected into the injection mold in the continuous processing process of the injection mold, the product is molded slowly due to poor heat dissipation, and the demolding time is prolonged in the prior art, and provides the mold for producing the injection molded product with good sealing performance.

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

a mold with good sealing performance for producing injection molding products comprises a base, wherein two support columns are symmetrically and fixedly connected to the top of the base, the top ends of the two support columns are fixedly connected with the same fixing plate, the top of the fixing plate is respectively and fixedly connected with a lower mold and a fixing frame, the top of the fixing frame is fixedly connected with a power box, a power assembly is arranged in the power box, connecting columns are symmetrically and fixedly connected onto the power assembly, the bottom ends of the two connecting columns extend into the fixing frame, the bottom ends of the two connecting columns are fixedly connected with the same upper mold, the upper mold is matched with the lower mold, the bottom of the upper mold is symmetrically and fixedly connected with connecting blocks, the number of the connecting blocks is two, two sides of the top of the lower mold are respectively provided with connecting grooves matched with the connecting blocks, the connecting grooves are two, and a sealing gasket is fixedly connected onto the inner wall of the bottom of the lower mold, be equipped with cooling module on the base, upward be equipped with the pipe of moulding plastics on the mould, can make through power component and go up the mould and can closely laminate with the lower mould, and the connecting block can with spread groove zonulae occludens, improved the leakproofness, cooling module can carry out circulative cooling to lower mould and last mould simultaneously, has improved shaping efficiency, facilitates the use.

Preferably, the power assembly comprises a second motor, a threaded shaft, a threaded plate, a transmission plate, a connecting rod, a rectangular plate and a sliding plate, the top of the second motor is fixedly connected with the inner wall of the top of the power box, the top end of the threaded shaft is fixedly connected with the output shaft of the second motor, the threaded plate is in threaded connection with the threaded shaft, the right side of the threaded plate is provided with a roller which is in rolling connection with the inner wall of the right side of the power box, the inner wall of the left side of the power box is fixedly connected with a connecting plate, the right side of the connecting plate is fixedly connected with a rectangular seat, the bottom of the rectangular plate penetrates through the rectangular seat and is fixedly connected with the top of the sliding plate, the bottom end of the connecting rod is rotatably connected with the right side of the rectangular seat, the top of the transmission plate is rotatably connected with the top of the rectangular plate, the top end of the connecting rod is rotatably connected with the rear side of the transmission plate, and the rectangular plate is provided with an inclined hole, the left side fixedly connected with transmission post of frid, the front end of transmission post extend to in the inclined hole and with the inner wall sliding connection of inclined hole, the top of two spliced poles all extend to the headstock in and with the bottom fixed connection of sliding plate, what the second motor can make the screw thread axle rotate, and then can make the frid rebound, through driving plate and connecting rod, can make the rectangular plate drive the sliding plate rebound, and then can make two spliced poles drive the mould rebound, and laminate with the lower mould, and the leakproofness is improved.

Preferably, the cooling assembly comprises a water tank, a refrigerator, a water pump, a connecting pipe and a return pipe, the lower die is provided with a cooling cavity, the top end of the connecting pipe is fixedly connected with the left side of the cooling cavity, the bottom end of the connecting pipe is fixedly connected with the output end of the water pump, the input end of the water pump extends into the water tank and is fixedly connected with the left side of the water tank, the top end of the return pipe is fixedly connected with the right side of the cooling cavity, the bottom end of the return pipe is fixedly connected with the right side of the water tank, the left side of the water tank is fixedly connected with a supporting plate, the bottom of the refrigerator is fixedly connected with the top of the supporting plate, the output end of the refrigerator extends into the water tank and is fixedly connected with the left side of the water tank, water in the water tank can be cooled through the refrigerator, the water pump can pump out cooling water and transmit the cooling water into the cooling cavity through the connecting pipe to cool the lower die and the upper die, make the product can cool off the shaping fast, improved work efficiency, the water of cooling chamber is when cooling down the lower mould and go up the mould, and water can slowly become hot, owing to set up the back flow, the water of cooling chamber can be through back flow direction water tank in, carries out circulative cooling, has improved cooling effect, facilitates the use.

Preferably, the inner walls of the two sides of the power box are both provided with sliding grooves, the two sides of the sliding plate are respectively in sliding connection with the inner walls of the two sides of the two sliding grooves, the sliding grooves can enable the sliding plate to move more smoothly, and the position deviation cannot occur.

Preferably, the left side fixedly connected with limiting plate of rectangular plate, the left side of limiting plate and the left side inner wall sliding connection of headstock, the limiting plate can support the rectangular plate, and can make the rectangular plate remove more firmly.

Preferably, the first motor of top fixedly connected with of water tank, fixedly connected with (mixing) shaft on the output shaft of first motor, the bottom of (mixing) shaft is connected with the bottom inner wall rotation of water tank, a plurality of puddlers of fixedly connected with on the (mixing) shaft, the output shaft of first motor can make the (mixing) shaft drive a plurality of puddlers and rotate to can stir the water in the water tank, make hydroenergy fast mix with air conditioning, make the water in the water tank can cool off fast.

Has the advantages that: owing to set up the second motor, what the second motor can make the screw shaft rotate, and then can make the threading board rebound, through driving plate and connecting rod, can make the rectangular plate drive the sliding plate rebound, and then can make two spliced poles drive and go up the mould rebound, and laminate with the lower mould, owing to set up the connecting block, the connecting block can clamp mutually with the connecting groove, and be equipped with sealed the pad in the connecting groove, can increase the leakproofness, can improve the leakproofness between last mould and the lower mould like this.

Can become cold with the water in the water tank through the refrigerator, the water pump can take the cooling water out, and transmit to the cooling chamber in through the connecting pipe, cool off lower mould and last mould, make the product can cool off the shaping fast, the work efficiency is improved, water in the cooling chamber is when cooling down lower mould and last mould, water can slowly become hot, owing to set up the back flow, water in the cooling chamber can be through back flow direction water tank in, circulative cooling has improved the cooling effect, facilitate the use.

The upper die and the lower die are tightly attached to each other through the power assembly, the connecting block is tightly connected with the connecting groove, the sealing performance is improved, meanwhile, the cooling assembly can circularly cool the lower die and the upper die, the forming efficiency is improved, and the use is convenient.

Drawings

FIG. 1 is a schematic structural view of a mold for producing an injection molded article with good sealing performance according to the present invention;

FIG. 2 is a schematic cross-sectional view of a water tank of a mold for producing an injection molding product according to the present invention;

FIG. 3 is a schematic view of a partial three-dimensional structure of a mold for producing an injection-molded article with good sealing performance according to the present invention;

fig. 4 is an enlarged structural schematic diagram of a portion a of the mold for producing an injection molding product according to the present invention.

In the figure: the device comprises a base 1, a fixing plate 2, a lower die 3, a fixing frame 4, a power box 5, a connecting column 6, an upper die 7, a connecting block 8, a cooling cavity 9, a water tank 10, a refrigerating machine 11, a water pump 12, a connecting pipe 13, a return pipe 14, a first motor 15, a stirring shaft 16, a second motor 17, a threaded shaft 18, a threaded plate 19, a transmission plate 20, a connecting rod 21, a rectangular plate 22, a sliding plate 23, a sliding chute 24 and a limiting plate 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a mold for producing injection molding products with good sealing performance comprises a base 1, wherein two support columns are symmetrically and fixedly connected to the top of the base 1, the top ends of the two support columns are fixedly connected with a same fixing plate 2, the top of the fixing plate 2 is respectively fixedly connected with a lower mold 3 and a fixing frame 4, the top of the fixing frame 4 is fixedly connected with a power box 5, a power assembly is arranged in the power box 5, the power assembly is symmetrically and fixedly connected with two connecting columns 6, the bottom ends of the two connecting columns 6 extend into the fixing frame 4, the bottom ends of the two connecting columns 6 are fixedly connected with a same upper mold 7, the upper mold 7 is matched with the lower mold 3, the bottom of the upper mold 7 is symmetrically and fixedly connected with two connecting blocks 8, the two connecting blocks 8 are provided, two connecting grooves matched with the connecting blocks 8 are respectively arranged on two sides of the top of the lower mold 3, the inner wall of the bottom of the connecting groove is fixedly connected with a sealing gasket, the sealing gasket is connected with the connecting groove through a connecting block 8, the sealing performance of an upper die 7 and a lower die 3 can be improved under the action of the sealing gasket, a cooling assembly is arranged on the base 1, an injection molding pipe is arranged on the upper die 7, the power assembly comprises a second motor 17, a threaded shaft 18, a threaded plate 19, a transmission plate 20, a connecting rod 21, a rectangular plate 22 and a sliding plate 23, the top of the second motor 17 is fixedly connected with the inner wall of the top of the power box 5, the top end of the threaded shaft 18 is fixedly connected with an output shaft of the second motor 17, the threaded plate 19 is in threaded connection with the threaded shaft 18, the threaded plate 19 is in threaded connection with the threaded plate 19 through the threaded shaft 18, the threaded plate 19 can move longitudinally when the threaded shaft 18 rotates, rollers are arranged on the right side of the threaded plate 19 and are in rolling connection with the inner wall of the right side of the power box 5 through the rollers, can limit the screw plate 19, prevent the screw plate 19 from rotating along with the screw shaft 18, the inner wall of the left side of the power box 5 is fixedly connected with a connecting plate, the right side of the connecting plate is fixedly connected with a rectangular seat, the bottom of the rectangular plate 22 penetrates through the rectangular seat and is fixedly connected with the top of the sliding plate 23, the bottom end of the connecting rod 21 is rotatably connected with the right side of the rectangular seat, the top of the transmission plate 20 is rotatably connected with the top of the rectangular plate 22, the top end of the connecting rod 21 is rotatably connected with the rear side of the transmission plate 20, the rectangular plate 22 is provided with an inclined hole, the left side of the screw plate 19 is fixedly connected with a transmission column, the front end of the transmission column extends into the inclined hole and is slidably connected with the inner wall of the inclined hole, the top ends of the two connecting columns 6 both extend into the power box 5 and are fixedly connected with the bottom of the sliding plate 23, due to the arrangement of the second motor 17, the screw shaft 18 can be rotated by the second motor 17, and further the screw plate 19 can be moved upwards, through the transmission plate 20 and the connecting rod 21, the rectangular plate 22 can drive the sliding plate 23 to move downwards, and then the two connecting columns 6 can drive the upper die 7 to move downwards and be attached to the lower die 3, and due to the fact that the connecting block 8 is arranged, the connecting block 8 can be clamped with the connecting groove, and the sealing gasket is arranged in the connecting groove, sealing performance can be improved, and therefore sealing performance between the upper die 7 and the lower die 3 can be improved.

In the utility model, the inner walls of the two sides of the power box 5 are both provided with the sliding grooves 24, the two sides of the sliding plate 23 are respectively connected with the inner walls of the two sides of the two sliding grooves 24 in a sliding manner, and the sliding grooves 24 can enable the sliding plate 23 to move more smoothly without position deviation.

According to the utility model, the limiting plate 25 is fixedly connected to the left side of the rectangular plate 22, the left side of the limiting plate 25 is in sliding connection with the inner wall of the left side of the power box 5, the limiting plate 25 can support the rectangular plate 22, and the rectangular plate 22 can move more stably.

In the utility model, the cooling component comprises a water tank 10, a refrigerator 11, a water pump 12, a connecting pipe 13 and a return pipe 14, a cooling cavity 9 is arranged on the lower die 3, the top end of the connecting pipe 13 is fixedly connected with the left side of the cooling cavity 9, the bottom end of the connecting pipe 13 is fixedly connected with the output end of the water pump 12, the input end of the water pump 12 extends into the water tank 10 and is fixedly connected with the left side of the water tank 10, the top end of the return pipe 14 is fixedly connected with the right side of the cooling cavity 9, the bottom end of the return pipe 14 is fixedly connected with the right side of the water tank 10, the left side of the water tank 10 is fixedly connected with a supporting plate, the bottom of the refrigerator 11 is fixedly connected with the top of the supporting plate, the output end of the refrigerator 11 extends into the water tank 10 and is fixedly connected with the left side of the water tank 10, the water in the water tank 10 can be cooled by the refrigerator 11, the water pump 12 can pump out the cooling water and transmit the cooling water into the cooling cavity 9 through the connecting pipe 13, the lower die 3 and the upper die 7 are cooled, so that a product can be rapidly cooled and formed, the working efficiency is improved, water in the cooling cavity 9 can slowly become hot when the lower die 3 and the upper die 7 are cooled, and due to the arrangement of the return pipe 14, the water in the cooling cavity 9 can flow into the water tank 10 through the return pipe 14 to be circularly cooled, the cooling effect is improved, and the use is facilitated.

According to the utility model, the top of the water tank 10 is fixedly connected with the first motor 15, the output shaft of the first motor 15 is fixedly connected with the stirring shaft 16, the bottom end of the stirring shaft 16 is rotatably connected with the inner wall of the bottom of the water tank 10, the stirring shaft 16 is fixedly connected with a plurality of stirring rods, and the output shaft of the first motor 15 can enable the stirring shaft 16 to drive the plurality of stirring rods to rotate, so that water in the water tank 10 can be stirred, the water can be rapidly mixed with cold air, and the water in the water tank 10 can be rapidly cooled.

The working principle is as follows: when the refrigerator is used, firstly, the second motor 17 is started, the output shaft of the second motor 17 can enable the threaded shaft 18 to rotate, the threaded shaft 18 can enable the threaded plate 19 to move upwards, so that the transmission column can slide in the inclined hole, the bottom of the transmission plate 21 can move rightwards and oppositely, the rectangular plate 22 can drive the sliding plate 23 to move downwards through the connecting rod 21, so that the two connecting columns 6 can drive the upper die 7 to move downwards, the upper die 7 is tightly attached to the lower die 3, a forming cavity can be formed between the upper die 7 and the lower die 3, due to the arrangement of the connecting block 8, the connecting block 8 can be clamped with the connecting groove, a sealing gasket is arranged in the connecting groove, the sealing performance can be improved, the tightness between the upper die 7 and the lower die 3 can be improved, then, an injection molding raw material is guided into the forming cavity through the injection molding pipe, after the injection molding is finished, the refrigerator 11 and the first motor 15 are started, refrigerator 11 can transmit air conditioning to water tank 10 in, the output shaft of first motor 15 can make (mixing) shaft 16 drive a plurality of puddlers and rotate, thereby can stir the water in the water tank 10, make the fast and air conditioning of hydroenergy mix, make the fast and fast cooling of hydroenergy in the water tank 10, then start water pump 12, water pump 12 can take the cooling water out, flow to in cooling chamber 9 through connecting pipe 13, can cool off lower mould 3 and last mould 7 like this, make the product can the rapid cooling shaping, the work efficiency is improved, water in the cooling chamber 9 is when cooling down mould 3 and last mould 7, water can slowly become hot, owing to set up back flow 14, water in the cooling chamber 9 can flow to in water tank 10 through back flow 14, the cooling effect is improved, and convenience in use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a mould is used in injection moulding production that leakproofness is good, includes base (1), its characterized in that, the top symmetry fixedly connected with support column of base (1), support column are two, and the same fixed plate (2) of the top fixedly connected with of two support columns, the top of fixed plate (2) is fixedly connected with lower mould (3) and mount (4) respectively, the top fixed connection of mount (4) has headstock (5), be equipped with power component in headstock (5), symmetrical fixedly connected with spliced pole (6) on the power component, spliced pole (6) are two, and the bottom of two spliced poles (6) all extends to in mount (4), and the bottom fixed connection of two spliced poles (6) has same last mould (7), go up mould (7) and lower mould (3) looks adaptation, the bottom symmetry fixedly connected with connecting block (8) of last mould (7), connecting block (8) are two, the top both sides of lower mould (3) all set up with the spread groove of connecting block (8) looks adaptation, the spread groove is two, and fixedly connected with is sealed to fill up on the bottom inner wall of spread groove, be equipped with cooling module on base (1), be equipped with the pipe of moulding plastics on going up mould (7).

2. The mold for producing injection molding products with good sealing performance as claimed in claim 1, wherein the power assembly comprises a second motor (17), a threaded shaft (18), a threaded plate (19), a transmission plate (20), a connecting rod (21), a rectangular plate (22) and a sliding plate (23), the top of the second motor (17) is fixedly connected with the inner wall of the top of the power box (5), the top end of the threaded shaft (18) is fixedly connected with the output shaft of the second motor (17), the threaded plate (19) is in threaded connection with the threaded shaft (18), the right side of the threaded plate (19) is provided with a roller, the roller is in rolling connection with the inner wall of the right side of the power box (5), the inner wall of the left side of the power box (5) is fixedly connected with a connecting plate, the right side of the connecting plate is fixedly connected with a rectangular seat, the bottom of the rectangular plate (22) penetrates through the rectangular seat and is fixedly connected with the top of the sliding plate (23), the bottom of connecting rod (21) is rotated with the right side of rectangle seat and is connected, the top of driving plate (20) is rotated with the top of rectangular plate (22) and is connected, the top of connecting rod (21) is rotated with the rear side of driving plate (20) and is connected, the inclined hole has been seted up on rectangular plate (22), the left side fixedly connected with transmission post of screw plate (19), the front end of transmission post extend to in the inclined hole and with the inner wall sliding connection of inclined hole, the top of two spliced poles (6) all extend to in headstock (5) and with the bottom fixed connection of sliding plate (23).

3. The mold for producing injection molding products with good sealing performance according to claim 1, wherein the cooling assembly comprises a water tank (10), a refrigerator (11), a water pump (12), a connecting pipe (13) and a return pipe (14), the lower mold (3) is provided with a cooling cavity (9), the top end of the connecting pipe (13) is fixedly connected with the left side of the cooling cavity (9), the bottom end of the connecting pipe (13) is fixedly connected with the output end of the water pump (12), the input end of the water pump (12) extends into the water tank (10) and is fixedly connected with the left side of the water tank (10), the top end of the return pipe (14) is fixedly connected with the right side of the cooling cavity (9), the bottom end of the return pipe (14) is fixedly connected with the right side of the water tank (10), the left side of the water tank (10) is fixedly connected with a support plate, and the bottom of the refrigerator (11) is fixedly connected with the top of the support plate, the output end of the refrigerator (11) extends into the water tank (10) and is fixedly connected with the left side of the water tank (10).

4. The mold for producing injection molding products with good sealing performance as claimed in claim 2, wherein the inner walls of the two sides of the power box (5) are provided with sliding grooves (24), and the two sides of the sliding plate (23) are slidably connected with the inner walls of the two sides of the two sliding grooves (24).

5. The mold for producing injection molding products with good sealing performance as claimed in claim 2, wherein a limiting plate (25) is fixedly connected to the left side of the rectangular plate (22), and the left side of the limiting plate (25) is slidably connected to the inner wall of the left side of the power box (5).

6. The mold for producing injection molding products with good sealing performance as claimed in claim 3, wherein a first motor (15) is fixedly connected to the top of the water tank (10), a stirring shaft (16) is fixedly connected to an output shaft of the first motor (15), the bottom end of the stirring shaft (16) is rotatably connected to the inner wall of the bottom of the water tank (10), and a plurality of stirring rods are fixedly connected to the stirring shaft (16).