CN215882454U

CN215882454U - Plastic product production structure of blowing

Info

Publication number: CN215882454U
Application number: CN202120932304.7U
Authority: CN
Inventors: 曾智; 王刚; 许召雄
Original assignee: Wuhan Yinbaoshan New Molding Technology Co ltd
Current assignee: Wuhan Yinbaoshan New Molding Technology Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-02-22
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses a blowing structure for plastic product production, which relates to the field of plastic production and comprises an oil cylinder, wherein a rotating rod is arranged inside the oil cylinder, one end of the rotating rod is connected with a piston rod, a fixed block is arranged at one end of the piston rod, a threaded sleeve is arranged on the outer surface of the piston rod, a connecting block is arranged inside the fixed block, a threaded hole is formed inside the connecting block, one end of the piston rod is connected with a driving pin, a mold is arranged at the lower end of the oil cylinder, a threaded socket block is arranged inside the lower end of the oil cylinder, and an inserting rod is arranged inside the threaded socket block. When the device is used, a plastic material is placed in the mold, the oil cylinder and the threaded sleeve are used for moving the position of the ejector pin upwards, when the mold is closed, the oil cylinder and the threaded sleeve are used for moving the position of the ejector pin downwards, the oil cylinder drives the piston rod and the ejector pin to rotate, the ejector pin rotates in the mold, the ejector pin heats the material in the mold in multiple angles, and the production and the shaping of the material are accelerated.

Description

Plastic product production structure of blowing

Technical Field

The utility model relates to the field of plastic production, in particular to a blowing structure for plastic product production.

Background

Injection molding, also known as injection molding, is a molding method that combines injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

The method comprises the steps of injecting a completely molten plastic material into a mold cavity by injection equipment at a certain temperature during injection molding, and cooling and solidifying to obtain a molded product.

In the existing blowing structure for plastic product production, a mold is in a state that a ejector pin is always ejected before the mold is closed, the mold is closed and filled with rubber, the pressure maintaining of the mold is finished, and the ejector pin can block the filling of the rubber in the forming process, so that a welding mark is formed, the product quality is affected, the gas ejection structure is unstable and is easy to block, and the gas ejection structure needs to be frequently replaced; and the inner hole of the gas cap is small, the air pressure is insufficient, the air blowing effect is not good, and the product collection is not facilitated.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to provide a blowing structure for plastic product production, so as to solve the technical problem.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a plastic goods production structure of blowing, includes the hydro-cylinder, the internally mounted of hydro-cylinder has the bull stick, the one end of bull stick is connected with the piston rod, the fixed block is installed to the one end of piston rod, the externally mounted of piston rod has the threaded sleeve, the internally mounted of fixed block has the connecting block, the inside threaded hole that sets up of connecting block, the one end of piston rod is connected with the department needle, the mould is installed to the lower extreme of hydro-cylinder, the internally mounted of hydro-cylinder lower extreme has screw thread slot piece, the internally mounted of screw thread slot piece has the inserted bar, the internally mounted of hydro-cylinder has the slider, the push rod is installed to one side of slider, the ejector pad is installed to the one end of push rod.

Through adopting above-mentioned technical scheme, the hydro-cylinder of installation drives the department needle rotatory, makes the department needle multi-angle to the mould inside heat, lets the plastic product stereotype fast, can adjust the height of department needle through the threaded sleeve of installation, and the department needle is adjusted on filling material's in-process position, and the department needle begins to move down after filling finishes, fills to the sizing material and heats, guarantees the quality of product production, avoids the product to have the weld mark.

The utility model is further provided that the lower end of the oil cylinder is provided with an oil cylinder connecting block, the lower end of the oil cylinder connecting block is provided with a ejector pin pressing block, and the lower end of the ejector pin pressing block is provided with an ejector pin cushion block.

Through adopting above-mentioned technical scheme, the department's needle briquetting of installation is pushed down by the hydro-cylinder, operates from top to bottom in the mould, and department's needle backing block reduces the pressure when department's needle briquetting pushes down, protects department's needle briquetting.

The utility model is further provided that the lower end of the ejector pin cushion block is provided with an ejector barrel pressing block, the lower end of the ejector barrel pressing block is provided with an ejector barrel cushion block, and the end part of the ejector pin is provided with an ejector barrel.

Through adopting above-mentioned technical scheme, department's section of thick bamboo briquetting pushes down a department's section of thick bamboo, and department's section of thick bamboo cushion reduces the pressure of department's section of thick bamboo briquetting, protects a department's section of thick bamboo.

The utility model is further provided that the lower end of the ejector pressing block is provided with a first sealing ring, the lower end of the ejector cushion block is provided with a second sealing ring, and the lower end of the second sealing ring is provided with a sealing ring cushion block.

Through adopting above-mentioned technical scheme, the greasy dirt oil stain that appears when the installation of first sealing washer and second sealing washer is operated the hydro-cylinder keeps apart, thereby avoids other parts to be polluted by greasy dirt oil stain stop work.

The utility model is further provided that one side of the mould is provided with a group of heat insulation plates, and the outer surface of the piston rod is provided with a buffer spring.

Through adopting above-mentioned technical scheme, the insulating board of installation isolates the high temperature that produces after the mould heating, avoids the too high operation that influences other equipment parts of mould temperature, avoids the part to appear damaging.

The utility model is further provided that first screw rods are arranged in the ejector pin cushion block, the number of the first screw rods is one group, second screw rods are arranged in the ejector barrel cushion block, the number of the second screw rods is one group, and a screw cap is arranged at one end of each second screw rod.

Through adopting above-mentioned technical scheme, the second screw rod is convenient to be separated department section of thick bamboo briquetting and department section of thick bamboo cushion, conveniently dismantles the change to the department section of thick bamboo of installation in the department section of thick bamboo cushion.

The utility model is further provided that the outer side of the push rod is provided with six groups of balls, one end of the oil cylinder is provided with a fixed rod, and the number of the fixed rods is one group.

Through adopting above-mentioned technical scheme, the dead lever of installation is fixed the hydro-cylinder in mould one side, increases the stability of hydro-cylinder during operation, and the ball makes the push rod promote more easily, and the convenience is collected the plastic product.

In summary, the utility model mainly has the following beneficial effects:

1. the ejector sleeve pressing block and the ejector sleeve cushion block are convenient to disassemble and replace, and the installed sealing ring prevents oil in the oil cylinder from rising into parts in the device to cause pollution and damage;

2. according to the utility model, the installed oil cylinder drives the ejector pin to rotate, so that the ejector pin heats the interior of the die at multiple angles, the plastic product is rapidly shaped, the height of the ejector pin can be adjusted through the installed threaded sleeve, the ejector pin is adjusted upwards in the process of filling the material, the ejector pin starts moving downwards after the filling is finished, the glue material is filled and heated, the product production quality is ensured, and the product is prevented from having weld marks.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural diagram of an oil cylinder, a push rod and a fixing rod of the present invention;

fig. 3 is a schematic diagram of a connection block structure according to the present invention.

In the figure: 1. an oil cylinder; 2. fixing the rod; 3. a ball bearing; 4. a rotating rod; 5. a piston rod; 6. a buffer spring; 7. a threaded sleeve; 8. a fixed block; 9. connecting blocks; 10. a threaded hole; 11. a ejector pin; 12. a threaded socket block; 13. inserting a rod; 14. a heat insulation plate; 15. a mold; 16. an oil cylinder connecting block; 17. pressing the ejector pin into a block; 18. a ejector pin cushion block; 19. a first screw; 20. pressing the ejector sleeve; 21. a second screw; 22. a first seal ring; 23. a ejector sleeve; 24. a ejector sleeve cushion block; 25. a nut; 26. a second seal ring; 27. a gasket block of a sealing ring; 28. a slider; 29. a push rod; 30. and (7) pushing the block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A blowing structure for plastic product production is disclosed, as shown in figure 1, and comprises an oil cylinder 1, wherein a rotating rod 4 is arranged inside the oil cylinder 1, one end of the rotating rod 4 is connected with a piston rod 5, one end of the piston rod 5 is provided with a fixed block 8, the outer surface of the piston rod 5 is provided with a threaded sleeve 7, a connecting block 9 is arranged inside the fixed block 8, a threaded hole 10 is formed inside the connecting block 9, one end of the piston rod 5 is connected with a ejector pin 11, the lower end of the oil cylinder 1 is provided with a mold 15, the lower end of the oil cylinder 1 is internally provided with a threaded socket block 12, the inner part of the threaded socket block 12 is provided with an inserting rod 13, the oil cylinder 1 is internally provided with a slide block 28, one side of the slide block 28 is provided with a push rod 29, one end of the push rod 29 is provided with a push block 30, the installed oil cylinder 1 drives the ejector pin 11 to rotate, so that the ejector pin 11 heats the inner part of the mold 15 at multiple angles, and the plastic product is rapidly shaped, the height of the ejector pin 11 can be adjusted through the installed threaded sleeve 7, the ejector pin 11 is adjusted in position in the process of filling materials, the ejector pin 11 starts to move downwards after filling is finished, the glue material is filled and heated, the production quality of products is guaranteed, and welding marks of the products are avoided.

Referring to fig. 1, an oil cylinder connecting block 16 is installed at the lower end of an oil cylinder 1, a master needle pressing block 17 is installed at the lower end of the oil cylinder connecting block 16, a master needle cushion block 18 is installed at the lower end of the master needle pressing block 17, the installed master needle pressing block 17 is pressed down by the oil cylinder 1, the up-and-down operation is performed in a die 15, the master needle cushion block 18 reduces the pressure when the master needle pressing block 17 is pressed down, and the master needle pressing block 17 is protected.

Referring to fig. 1, an ejector sleeve pressing block 20 is installed at the lower end of the ejector pin cushion block 18, an ejector sleeve cushion block 24 is installed at the lower end of the ejector sleeve pressing block 20, an ejector sleeve 23 is installed at the end of the ejector pin 11, the ejector sleeve pressing block 20 presses down the ejector sleeve 23, and the ejector sleeve cushion block 24 reduces the pressure of the ejector sleeve pressing block 20 to protect the ejector sleeve 23.

Referring to fig. 1, a first sealing ring 22 is installed at the lower end of an ejector pressing block 20, a second sealing ring 26 is installed at the lower end of an ejector cushion block 24, a sealing ring cushion block 27 is installed at the lower end of the second sealing ring 26, and the first sealing ring 22 and the second sealing ring 26 are installed to isolate oil stains on oil which appear when the oil cylinder 1 operates, so that other parts are prevented from being polluted by the oil stains on oil stains and stopping working is avoided.

Referring to fig. 1, a heat insulation plate 14 is installed at one side of a mold 15, the number of the heat insulation plates 14 is one group, a buffer spring 6 is installed on the outer surface of a piston rod 5, and the installed heat insulation plate 14 insulates high temperature generated after the mold 15 is heated, so that the phenomenon that the operation of other equipment parts is influenced due to overhigh temperature of the mold 15 is avoided, and the parts are prevented from being damaged.

Referring to fig. 1, the first screw rods 19 are installed inside the ejector pin cushion block 18, one group of the first screw rods 19 is provided, the second screw rods 21 are installed inside the ejector sleeve cushion block 24, one group of the second screw rods 21 is provided, the nut 25 is installed at one end of each second screw rod 21, the ejector sleeve pressing block 20 and the ejector sleeve cushion block 24 can be conveniently separated by the second screw rods 21, and the ejector sleeve 23 installed in the ejector sleeve cushion block 24 can be conveniently detached and replaced.

Referring to fig. 2, the outer side of the push rod 29 is provided with six groups of balls 3, one end of the oil cylinder 1 is provided with one fixing rod 2, the fixing rod 2 is provided with one group, the oil cylinder 1 is fixed on one side of the mold 15 by the fixing rod 2, so that the stability of the oil cylinder 1 during operation is improved, the push rod 29 is pushed by the balls 3 more easily, and plastic products can be collected conveniently.

The working principle of the utility model is as follows: when the mold is used, a plastic material is placed in the mold 15, the oil cylinder 1 and the threaded sleeve 7 are used for upwards moving the position of the ejector pin 11, when the mold 15 is closed, the oil cylinder 1 and the threaded sleeve 7 are used for downwards moving the position of the ejector pin 11, the oil cylinder 1 drives the piston rod 5 and the ejector pin 11 to rotate, the ejector pin 11 rotates in the mold 15, the ejector pin 11 carries out multi-angle heating on the material in the mold, the production and shaping of the material are accelerated, the position of the ejector pin 11 moves to avoid welding marks on the product, the product production quality is ensured, when each product is produced and shaped, the air pressure in the oil cylinder 1 is used for pushing the sliding block 28 and the push rod 29, the push block 30 pushes the formed product, the production position in the mold 15 is vacated, the next production operation is waited, the mold 15 is isolated from other parts by the heat insulation plate 14 after each heating of the ejector pin 11, the over-high temperature damage of other parts is avoided, the installed ejector sleeve cushion block 24 is rotated to enable the ejector sleeve 23 to be separated from the ejector sleeve pressing block 20 when the ejector sleeve 23 needs to be replaced or maintained, and the replacement or maintenance of the ejector sleeve 23 is completed.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a plastic product production structure of blowing, includes hydro-cylinder (1), its characterized in that: a rotating rod (4) is arranged in the oil cylinder (1), one end of the rotating rod (4) is connected with a piston rod (5), a fixed block (8) is arranged at one end of the piston rod (5), a threaded sleeve (7) is arranged on the outer surface of the piston rod (5), a connecting block (9) is arranged inside the fixing block (8), a threaded hole (10) is formed inside the connecting block (9), one end of the piston rod (5) is connected with a ejector pin (11), the lower end of the oil cylinder (1) is provided with a mould (15), a thread slot block (12) is arranged in the lower end of the oil cylinder (1), an insert rod (13) is arranged in the thread slot block (12), the inside mounting of hydro-cylinder (1) has slider (28), push rod (29) are installed to one side of slider (28), ejector pad (30) are installed to the one end of push rod (29).

2. The blowing structure for plastic product production according to claim 1, wherein: an oil cylinder connecting block (16) is installed at the lower end of the oil cylinder (1), a master needle pressing block (17) is installed at the lower end of the oil cylinder connecting block (16), and a master needle cushion block (18) is installed at the lower end of the master needle pressing block (17).

3. The blowing structure for plastic product production according to claim 2, wherein: the lower end of the ejector pin cushion block (18) is provided with an ejector barrel pressing block (20), the lower end of the ejector barrel pressing block (20) is provided with an ejector barrel cushion block (24), and the end part of the ejector pin (11) is provided with an ejector barrel (23).

4. The blowing structure for plastic product production according to claim 3, wherein: the lower extreme of department's section of thick bamboo briquetting (20) is installed first sealing washer (22), second sealing washer (26) are installed to the lower extreme of department's section of thick bamboo cushion (24), sealing washer cushion (27) are installed to the lower extreme of second sealing washer (26).

5. The blowing structure for plastic product production according to claim 1, wherein: one side of the mould (15) is provided with a heat insulation plate (14), the number of the heat insulation plates (14) is one group, and the outer surface of the piston rod (5) is provided with a buffer spring (6).

6. The blowing structure for plastic product production according to claim 3, wherein: the internally mounted of department's needle cushion (18) has first screw rod (19), the quantity of first screw rod (19) has a set ofly, the internally mounted of department's section of thick bamboo cushion (24) has second screw rod (21), the quantity of second screw rod (21) has a set ofly, nut (25) are installed to the one end of second screw rod (21).

7. The blowing structure for plastic product production according to claim 1, wherein: the ball (3) are installed in the outside of push rod (29), the quantity of ball has six groups, dead lever (2) are installed to the one end of hydro-cylinder (1), the quantity of dead lever (2) has a set ofly.