CN220146461U - Convenient demolding device for household appliance plastic part mold frame - Google Patents

Abstract

The utility model discloses a convenient mold stripping device for a household appliance plastic part mold frame, which relates to the field of molds and comprises a base, wherein a lower female mold is arranged above the base, a first accommodating groove is formed in the left part and the right part of the bottom side of a concave cavity of the lower female mold, a first slide way is formed in the bottom of the first accommodating groove, a first slide rod is nested in the first slide way in a sliding manner, a first ejector block is connected to the upper end of the first slide rod, an upper male mold is arranged above the lower female mold, a second accommodating groove is formed in the left part and the right part of the lower side of the upper male mold, a second slide way is formed in the upper side of the second accommodating groove, a second slide rod is nested in the inner slide way of the second slide way, and a second ejector block is connected to the lower end of the second slide rod. According to the utility model, the first ejector block and the second ejector block are protruded, so that a finished plastic part adhered to the lower female die or the upper male die can be ejected, and the demolding of the plastic part is convenient, rapid and convenient.

Description

Convenient demolding device for household appliance plastic part mold frame

Technical Field

The utility model relates to the field of molds, in particular to a convenient mold stripping device for a household appliance plastic part mold frame.

Background

The household appliances are short for household appliances, the demand of the household appliances is continuously increased along with the continuous improvement of the living standard of people, and plastic parts required in the household appliances are more and more along with the increase of the production quantity of the household appliances. The plastic mould is a tool matched with a plastic forming machine in the plastic processing industry and endows plastic products with complete configuration and accurate size.

The existing household appliance plastic part mould needs a processing staff to manually take down the plastic part after the plastic part is formed, and is difficult to take down due to tight connection between the plastic part mould and the processing staff, so that the plastic part is easy to damage during operation, and the processing efficiency is reduced.

Therefore, it is necessary to provide a convenient mold stripping device for the plastic mold frame of the household appliance to solve the above problems.

Disclosure of Invention

The utility model aims to provide a convenient mold stripping device for a household appliance plastic part mold frame, which is used for solving the problems that after a plastic part is molded, a processing person is required to manually take off the plastic part, the plastic part is difficult to take off due to tight connection with the mold, and the processing person is easy to damage the plastic part during operation and the processing efficiency is reduced.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a household electrical appliances working of plastics die carrier is with convenient demolding device, the on-line screen storage device comprises a base, the top of base is provided with down the die, first pneumatic cylinder is installed to the bottom of base, the flexible end of first pneumatic cylinder runs through the base and is connected with down the die, first holding tank has all been seted up at the left and right sides portion of the cavity bottom side of die down, first slide has been seted up to the bottom of first holding tank, the inside slip nested of first slide has first slide bar, the upper end of first slide bar is connected with first kicking block, the lower extreme of first slide bar stretches out first slide external connection and has first spacing dish, be equipped with first spring on the first spacing dish, the upper side limit of die is fixed with back form sealing block down, the top of die is provided with the terrace die, the top of going up the terrace die is provided with the roof, the bottom of roof all is fixed with the support column, the lower extreme and the base connection of support column, the second pneumatic cylinder is seted up to the upside of roof, the inside slip nested groove has been seted up to the second slide, the second side limit dish has been seted up to the second side limit dish on the second slide, the second side limit groove has the second side of second punch.

Preferably, the first ejector block is nested in the first accommodating groove, the upper side plane of the first ejector block is flush with the bottom side plane of the concave cavity of the lower concave die, the first spring is sleeved on the first sliding rod, the lower end of the first spring is in contact with the first limiting disc, the upper end of the first spring is in contact with the bottom wall of the lower concave die, the first limiting disc is extruded through the first spring, the first sliding rod is pulled by the downward movement of the first limiting disc, the first ejector block is pulled by the first sliding rod, the first ejector block is stably nested in the first accommodating groove, and the influence on injection molding plastic parts is reduced.

Preferably, the second ejector block is nested in the second accommodating groove, the lower side plane of the second ejector block is flush with the bottom plane of the upper male die, the second spring is sleeved on the second sliding rod, the upper end of the second spring is in conflict with the second limiting disc, the lower end of the second spring is in conflict with the upper side wall of the upper male die, the second limiting disc is extruded through the second spring, the second sliding rod is pulled by the second limiting disc, the second ejector block is pulled by the second sliding rod, the second ejector block is stably nested in the second accommodating groove, and the influence on injection molding plastic parts is reduced.

Preferably, the square sealing block is matched with the square groove, and the sealing strip is nested in the square groove, so that the sealing performance of the upper male die and the lower female die after die assembly is improved, and leakage is avoided.

Preferably, the bottom of first spacing dish is fixed with first blotter, protects first spacing dish, avoids first spacing dish and base striking to lead to first spacing dish to damage, the upside of second spacing dish is fixed with the second blotter, protects the second spacing dish through the second blotter, avoids second spacing dish and roof striking to lead to the damage of second spacing dish.

Preferably, the front and rear parts of the left side and the right side of the lower female die are both fixed with first lantern rings, the first lantern rings are sleeved on the support columns in a sliding manner, the lower female die is limited, and the lower female die moves stably up and down and is not easy to deviate.

Preferably, the front part and the rear part of the left side and the right side of the upper male die are both fixed with second lantern rings, the second lantern rings are sleeved on the support columns in a sliding manner, the upper male die can be limited through the second lantern rings, and the upper male die moves up and down stably and is not easy to deviate.

In the technical scheme, the utility model has the technical effects and advantages that:

1. the first ejector block is arranged in the lower female die, the second ejector block is arranged at the bottom of the upper male die, after plastic parts are injection molded, the first hydraulic cylinder drives the lower female die to move downwards, so that the first limiting disc at the bottom of the lower female die is abutted against the base, the second hydraulic cylinder drives the upper male die to move upwards, so that the second limiting disc is abutted against the top plate, the first ejector block and the second ejector block are protruded, finished plastic parts adhered to the lower female die or the upper male die can be ejected out, the plastic parts can be conveniently demoulded, and the demolding is very fast and convenient;

2. the upper side edge of the lower female die is fixedly provided with the return-shaped sealing block, the lower side edge of the upper male die is provided with the return-shaped groove, and the return-shaped sealing block is nested in the return-shaped groove during die assembly, so that the sealing performance of the upper male die and the lower female die after die assembly is improved, and leakage is avoided;

3. the left and right sides through lower die all are fixed with first lantern ring, and the left and right sides of going up the terrace die all is fixed with the second lantern ring, and first lantern ring and second lantern ring all slide and cup joint on the support column for lower die and last terrace die reciprocate stably, are difficult for taking place the skew, have improved the precision when lower die and last terrace die compound die.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of a lower die of the present utility model;

FIG. 4 is a cross-sectional view of the lower die of the present utility model;

FIG. 5 is a schematic view of an upper punch of the present utility model;

fig. 6 is a cross-sectional view of the upper punch of the present utility model.

Reference numerals illustrate:

1. a base; 2. a lower female die; 3. a first hydraulic cylinder; 4. a first accommodation groove; 5. a first slideway; 6. a first slide bar; 7. a first top block; 8. a first limit plate; 9. a first spring; 10. a seal block of a circular shape; 11. an upper male die; 12. a top plate; 13. a support column; 14. a second hydraulic cylinder; 15. a second accommodation groove; 16. a second slideway; 17. a second slide bar; 18. a second top block; 19. the second limiting disc; 20. a second spring; 21. a return groove; 22. a first collar; 23. and a second collar.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides a convenient mold stripping device for a household appliance plastic mold frame, which is shown in fig. 1-6, and comprises a base 1, wherein a lower concave mold 2 is arranged above the base 1, a first hydraulic cylinder 3 is arranged at the bottom of the base 1, the telescopic end of the first hydraulic cylinder 3 penetrates through the base 1 and is connected with the lower concave mold 2, a first accommodating groove 4 is formed in the left part and the right part of the bottom side of a concave cavity of the lower concave mold 2, a first slide way 5 is formed in the bottom of the first accommodating groove 4, a first slide rod 6 is nested in the first slide way 5 in a sliding manner, a first ejector pad 7 is connected to the upper end of the first slide rod 6, a first limit disc 8 is connected to the lower end of the first slide rod 6, a first spring 9 is arranged on the first limit disc 8, a return seal block 10 is fixed at the upper side edge of the lower concave mold 2, an upper convex mold 11 is arranged above the lower concave mold 2, a top plate 12 is arranged above the upper convex mold 11, a top plate 12 is arranged at the four corners, a second top plate 13 is fixedly connected with the bottom of the second slide way 12, a second ejector plate 16 is connected to the upper side of the second slide way 11, a second limit disc 19 is arranged at the lower end of the second slide rod 16, a second limit disc 19 is connected to the upper side of the second ejector plate 11, a second limit disc 19 is connected to the second limit disc 11, and a second limit disc 19 is connected to the second limit disc 13 is arranged at the upper side of the second limit disc 11, and a second limit disc 13 is connected to the second limit disc 13.

The first ejector block 7 is nested in the first accommodating groove 4, the upper side plane of the first ejector block 7 is flush with the bottom side plane of the concave cavity of the lower female die 2, the first spring 9 is sleeved on the first sliding rod 6, the lower end of the first spring 9 is in contact with the first limiting disc 8, the upper end of the first spring 9 is in contact with the bottom wall of the lower female die 2, the first limiting disc 8 is extruded by the first spring 9, the first sliding rod 6 is pulled by the downward movement of the first limiting disc 8, the first ejector block 7 is pulled by the first sliding rod 6, the first ejector block 7 is stably nested in the first accommodating groove 4, and the influence on injection molding plastic parts is reduced.

The second ejector block 18 is nested in the second accommodating groove 15, the lower side plane of the second ejector block 18 is flush with the bottom plane of the upper male die 11, the second spring 20 is sleeved on the second sliding rod 17, the upper end of the second spring 20 is in contact with the second limiting disc 19, the lower end of the second spring 20 is in contact with the upper side wall of the upper male die 11, the second limiting disc 19 is extruded through the second spring 20, the second sliding rod 17 is pulled by the second limiting disc 19, the second ejector block 18 is pulled by the second sliding rod 17, the second ejector block 18 is stably nested in the second accommodating groove 15, and the influence on injection molding plastic parts is reduced.

The square sealing block 10 is matched with the square groove 21, and sealing strips are nested in the square groove 21, so that the sealing performance of the upper male die 11 and the lower female die 2 after die assembly is improved, and leakage is avoided.

The implementation mode specifically comprises the following steps: during die assembly, the first spring 9 presses the first limiting disc 8 downwards, so that the first ejector block 7 is stably nested in the first accommodating groove 4, the second spring 20 presses the second limiting disc 19 upwards, so that the second ejector block 18 is stably nested in the second accommodating groove 15, after plastic part injection molding, the first hydraulic cylinder 3 drives the lower die 2 to move downwards, so that the first limiting disc 8 at the bottom of the lower die 2 is in contact with the base 1, the first hydraulic cylinder 3 drives the lower die 2 to continuously move downwards, so that the lower die 2 slides on the first slide rod 6, and further, the first ejector block 7 protrudes, if a plastic part is adhered in the lower die 2, the first ejector block 7 can eject the plastic part adhered in the lower die 2, and meanwhile, the second hydraulic cylinder 14 drives the upper punch 11 to move upwards, so that the second limiting disc 19 at the top of the upper punch 11 is in contact with the top plate 12, the second hydraulic cylinder 14 drives the upper punch 11 to continuously move upwards, so that the upper punch 11 slides on the second punch 17, the second ejector block 18 protrudes, and if the plastic part is adhered in the lower die 2, and the upper punch 11 can be easily ejected out of the plastic part, so that the plastic part can be easily and quickly ejected out of the upper punch 11.

As shown in fig. 1, fig. 4 and fig. 6, a first buffer pad is fixed at the bottom of the first limiting disc 8, the first limiting disc 8 is protected, the first limiting disc 8 is prevented from being damaged due to collision between the first limiting disc 8 and the base 1, a second buffer pad is fixed at the upper side of the second limiting disc 19, the second limiting disc 19 is protected through the second buffer pad, and the second limiting disc 19 is prevented from being damaged due to collision between the second limiting disc 19 and the top plate 12.

The front and rear parts of the left side and the right side of the lower die 2 are respectively fixed with a first lantern ring 22, and the first lantern rings 22 are sleeved on the supporting columns 13 in a sliding manner to limit the lower die 2, so that the lower die 2 moves stably up and down and is not easy to deviate.

The front and rear parts of the left side and the right side of the upper male die 11 are respectively fixed with a second lantern ring 23, the second lantern rings 23 are in sliding sleeve connection with the support columns 13, the upper male die 11 can be limited through the second lantern rings 23, and the upper male die 11 can stably move up and down and is not easy to deviate.

The implementation mode specifically comprises the following steps: the bottom of the first limiting disc 8 is fixedly provided with a first buffer pad, the first limiting disc 8 and the base 1 can be protected, the first limiting disc 8 or the base 1 is prevented from being damaged due to the fact that the first limiting disc 8 and the base 1 are mutually impacted, the upper side of the second limiting disc 19 is fixedly provided with a second buffer pad, the second limiting disc 19 and the top plate 12 are protected, the second limiting disc 19 or the top plate 12 is prevented from being damaged due to the fact that the second limiting disc 19 and the top plate 12 are mutually impacted, the first lantern rings 22 on the left side and the right side of the lower die 2 are slidably sleeved on the supporting columns 13, the second lantern rings 23 on the left side and the right side of the upper die 11 are slidably sleeved on the supporting columns 13, the lower die 2 is limited through the first lantern rings 22, the lower die 11 is limited by the second lantern rings 23, the lower die 2 and the upper die 11 move stably up and down, deviation is not easy to occur, and the accuracy of the die assembly of the lower die 2 and the upper die 11 is improved.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (7)

1. The utility model provides a household electrical appliances working of plastics die carrier is with convenient demolding device, includes base (1), its characterized in that: the utility model discloses a top of base (1) is provided with die (2) down, first pneumatic cylinder (3) are installed to the bottom of base (1), the flexible end of first pneumatic cylinder (3) runs through base (1) and is connected with die (2) down, first holding tank (4) have all been seted up at both sides about the cavity bottom side of die (2) down, first slide (5) have been seted up to the bottom of first holding tank (4), the inside slip nest of first slide (5) has first slide bar (6), the upper end of first slide bar (6) is connected with first kicking block (7), the lower extreme of first slide bar (6) stretches out first slide (5) external connection and has first limiting disc (8), be equipped with first spring (9) on first limiting disc (8), the top side edge of die (2) is fixed with back shape sealing block (10) down, the top of die (2) is provided with punch (11), the top of punch (11) has, the top (12) has first punch (12) on top, top (12) have top of punch (12) and top of top plate (1) is connected with top plate (13) respectively, top plate (13) is connected with top plate (13), the telescopic end of the second hydraulic cylinder (14) penetrates through the top plate (12) to be connected with the upper male die (11), the left and right parts of the lower side of the upper male die (11) are provided with second accommodating grooves (15), the upper side of each second accommodating groove (15) is provided with a second slide way (16), the inner slide ways of each second slide way (16) are nested with second slide bars (17), the lower ends of the second slide bars (17) are connected with second top blocks (18), the upper ends of the second slide bars (17) are connected with second limiting plates (19), the lower sides of the second limiting plates (19) are provided with second springs (20), and the lower sides of the upper male dies (11) are provided with return grooves (21).

2. The portable demolding device for household appliance plastic piece mold frames according to claim 1, wherein the portable demolding device is characterized in that: the first ejector block (7) is nested in the first accommodating groove (4), the upper side plane of the first ejector block (7) is flush with the bottom side plane of the concave cavity of the lower concave die (2), the first spring (9) is sleeved on the first sliding rod (6), the lower end of the first spring (9) is in contact with the first limiting disc (8), and the upper end of the first spring (9) is in contact with the bottom wall of the lower concave die (2).

3. The portable demolding device for household appliance plastic piece mold frames according to claim 1, wherein the portable demolding device is characterized in that: the second ejector block (18) is nested in the second accommodating groove (15), the lower side plane of the second ejector block (18) is flush with the bottom plane of the upper male die (11), the second spring (20) is sleeved on the second sliding rod (17), the upper end of the second spring (20) is in contact with the second limiting disc (19), and the lower end of the second spring (20) is in contact with the upper side wall of the upper male die (11).

4. The portable demolding device for household appliance plastic piece mold frames according to claim 1, wherein the portable demolding device is characterized in that: the square sealing block (10) is matched with the square groove (21), and sealing strips are nested inside the square groove (21).

5. The portable demolding device for household appliance plastic piece mold frames according to claim 1, wherein the portable demolding device is characterized in that: the bottom of the first limiting disc (8) is fixed with a first buffer pad, and the upper side of the second limiting disc (19) is fixed with a second buffer pad.

6. The portable demolding device for household appliance plastic piece mold frames according to claim 1, wherein the portable demolding device is characterized in that: the front and rear parts of the left side and the right side of the lower female die (2) are respectively fixed with a first lantern ring (22), and the first lantern rings (22) are sleeved on the support columns (13) in a sliding manner.

7. The portable demolding device for household appliance plastic piece mold frames according to claim 1, wherein the portable demolding device is characterized in that: the front and rear parts of the left side and the right side of the upper male die (11) are respectively fixed with a second lantern ring (23), and the second lantern rings (23) are sleeved on the support columns (13) in a sliding manner.