CN216423337U - A kind of injection molding mold for printer toner cartridge shell - Google Patents

Abstract

The utility model discloses a be used for printer selenium drum casing injection moulding mould relates to injection mold technical field, include: a work table; and the second connecting block is fixedly connected to the top end of the workbench. The utility model discloses a set up climbing mechanism, sealed piston plate removes inside the sealed storehouse, carry the gasbag with the inside gas of sealed storehouse inside through the air duct, make the gasbag inflation promote telescopic link pulling spring and remove to one end, the telescopic link removes to one end and drives the thimble and remove to one end, it is inside ejecting from the bed die with the product after the inside injection moulding of bed die, carry out reverse operation with above-mentioned operation, make the inside gas of gasbag enter into inside the sealed storehouse, thereby make the spring no longer receive external extrusion force drive telescopic link and reset, the telescopic link resets and drives the thimble and resets, the flexible function of thimble has been realized through the cooperation of above multiunit part.

Description

A kind of injection molding mold for printer toner cartridge shell

technical field

The utility model relates to the technical field of injection moulds, in particular to an injection moulding mould for a toner cartridge shell of a printer.

Background technique

In laser printers, more than 70% of the imaging components are concentrated in the toner cartridge. The quality of printing is actually determined by the toner cartridge to a large extent. The toner cartridge not only determines the quality of the print, but also determines the user's How much money needs to be spent in the process of use, the toner cartridges for printers are generally placed in the toner cartridge shell, and the toner cartridge shell is generally injection-molded by an injection mold.

When the injection molding of the existing printer toner cartridge shell is completed, the ejector pin is generally pushed by the cylinder to move, and the injection molded toner cartridge shell in the mold is ejected from the mold. The lower mold and the upper mold cannot be used to separate the driving ejector. The lifting mechanism drives the thimble to move, thereby increasing the waste of resources.

Utility model content

The purpose of the present invention is to provide an injection molding die for a toner cartridge shell of a printer, so as to solve the problems raised in the above-mentioned background art.

To achieve the above object, the utility model provides the following technical solutions:

An injection molding mold for a toner cartridge shell of a printer, comprising:

workbench;

a second connection block, the second connection block is fixedly connected to the top of the workbench, and a lower mold is installed at one end of the second connection block;

A first connecting block, the first connecting block is slidably connected to one side of the second connecting block, and the first connecting block is located on one side of the lower mold, and one side of the first connecting block is installed There is an upper mold, and the upper mold is aligned with the lower mold;

a thimble, which is slidably connected inside the second connecting block;

a jacking mechanism, located inside the second connecting block, for pushing the ejector pin to move;

The auxiliary mechanism is located on the inner wall of the second connecting block and is used to assist the lifting mechanism to move.

As a further solution of the present invention: the jacking mechanism includes a sealing piston plate, an air guide tube, a telescopic rod, a spring, a sealing chamber and an air bag, the sealing chamber is opened on the inner wall of the second connecting block, and the sealing chamber is The piston plate is slidably connected to the inside of the sealing chamber, one end of the telescopic rod is fixedly connected to the bottom end of the ejector pin, and the other end of the telescopic rod is fixedly connected to the inner wall of the second connection block. One end of the spring is fixedly connected to the outer wall of the telescopic rod, and the other end of the spring is fixedly connected to the inner wall of the second connecting block, the airbag is installed inside the telescopic rod, and the air guide is installed in the the inner wall of the second connecting block.

As a further solution of the present invention: the auxiliary mechanism includes a first rack, a spur gear and a second rack, the spur gear is rotatably connected to the inner wall of the second connecting block, and the second rack is fixed connected to the top of the sealing piston plate, the second rack is engaged with the spur gear, the first rack is fixedly connected to the outer wall of the first connecting block, and the first rack is meshed with the spur gear.

As a further solution of the present invention, the outer wall of the telescopic rod is fixedly connected with a limiting block, and the inner wall of the second connecting block is provided with a chute matching the telescopic rod.

As a further solution of the present invention, one end of the air guide tube penetrates through the interior of the telescopic rod and is fixedly connected to the input end of the air bag, and the other end of the air guide tube communicates with the sealing chamber.

As a further solution of the present invention, the outer wall of the sealing piston plate is fixedly connected with a limiting block, and the sealing piston plate is slidably connected with the sealing chamber through the outer wall limiting block.

As a further solution of the present invention, the outer wall of the spur gear is fixedly connected with a rotating shaft, and the spur gear is rotatably connected to the second connecting block through the outer wall rotating shaft.

Compared with the prior art, the beneficial effects of the present utility model are:

1. By setting the auxiliary mechanism, after the injection molding of the lower mold and the upper mold is completed, the first connecting block drives the upper mold and the lower mold to separate and drives the first rack to move to one end, and the first rack moves to one end to drive the spur gear to rotate. , thereby driving the second rack to move to the other end, thereby driving the sealing piston plate to slide inside the sealing chamber, and reversing the above steps can make the sealing piston plate reset. The function of the plate reciprocating movement, so as to assist the jacking mechanism to drive the thimble to perform the jacking operation;

2. By setting the jacking mechanism, the sealing piston plate moves inside the sealing chamber, and the gas inside the sealing chamber is transported to the inside of the air bag through the air guide tube, so that the air bag expands and pushes the telescopic rod to pull the spring to one end, and the telescopic rod moves to one end to drive the thimble. Move to one end to push out the injection-molded product inside the lower mold from the inside of the lower mold, and reverse the above operation, so that the gas inside the airbag enters the inside of the sealing chamber, so that the spring is no longer driven by the external extrusion force The retractable rod is reset, and the retraction of the retractable rod drives the thimble to reset, and the telescopic function of the thimble is realized through the cooperation of the above multiple groups of parts, thereby reducing the waste of resources.

Description of drawings

Fig. 1 is a kind of structural schematic diagram of the injection molding mold for the toner cartridge shell of a printer;

2 is a cross-sectional view of a lower mold and a second connecting block used for the injection molding mold of the toner cartridge shell of the printer;

3 is a cross-sectional view of a lower mold, a second connecting block and a telescopic rod for an injection molding mold for a toner cartridge shell of a printer;

FIG. 4 is an enlarged view of part A of a mold for injection molding of a toner cartridge shell of a printer.

In the figure: 1. Workbench; 2. First rack; 3. Thimble; 4. First connecting block; 5. Upper mold; 6. Lower mold; 7. Second connecting block; 8. Spur gear; 9. The second rack; 10, the sealing piston plate; 11, the trachea; 12, the telescopic rod; 13, the spring; 14, the sealing chamber; 15, the air bag.

Detailed ways

Please refer to FIGS. 1 to 4. In an embodiment of the present invention, an injection molding mold for a toner cartridge shell of a printer includes:

workbench 1;

The second connecting block 7, the second connecting block 7 is fixedly connected to the top of the workbench 1, and one end of the second connecting block 7 is installed with the lower mold 6;

The first connecting block 4, the first connecting block 4 is slidably connected to one side of the second connecting block 7, and the first connecting block 4 is located on one side of the lower mold 6, and the upper mold 5 is installed on one side of the first connecting block 4 , and the upper mold 5 is aligned with the lower mold 6;

Thimble 3, the thimble 3 is slidably connected inside the second connecting block 7;

The jacking mechanism, located inside the second connecting block 7, is used to push the ejector pin 3 to move;

The auxiliary mechanism, located on the inner wall of the second connecting block 7, is used to assist the lifting mechanism to move.

This kind of injection molding mold for a toner cartridge shell of a printer realizes the function of lifting the ejector pin 3 through the cooperation of the above multiple groups of parts.

In Figures 2 and 4: the jacking mechanism includes a sealing piston plate 10, an air guide pipe 11, a telescopic rod 12, a spring 13, a sealing chamber 14 and an air bag 15, the sealing chamber 14 is opened on the inner wall of the second connecting block 7, and the sealing piston The plate 10 is slidably connected inside the sealing chamber 14, one end of the telescopic rod 12 is fixedly connected to the bottom end of the ejector pin 3, the other end of the telescopic rod 12 is fixedly connected to the inner wall of the second connecting block 7, and one end of the spring 13 is fixedly connected to the inner wall of the second connecting block 7. The outer wall of the telescopic rod 12 and the other end of the spring 13 are fixedly connected to the inner wall of the second connecting block 7 .

This kind of injection molding mold for the shell of the toner cartridge of the printer can rapidly expand the air bag 15 through the cooperation of the above multiple sets of parts, thereby pushing the ejector pin 3 to move.

In Figures 2 and 4: the auxiliary mechanism includes a first rack 2, a spur gear 8 and a second rack 9, the spur gear 8 is rotatably connected to the inner wall of the second connecting block 7, and the second rack 9 is fixedly connected to the seal The top end of the piston plate 10 , the second rack 9 is engaged with the spur gear 8 , the first rack 2 is fixedly connected to the outer wall of the first connecting block 4 , and the first rack 2 is engaged with the spur gear 8 .

This kind of injection molding mold for the toner cartridge shell of a printer enables the sealing piston plate 10 to reciprocate through the cooperation of the above multiple sets of parts.

In FIG. 4 , the outer wall of the telescopic rod 12 is fixedly connected to the limiting block, and the inner wall of the second connecting block 7 is provided with a chute matching the telescopic rod 12 .

This kind of injection molding mold for the toner cartridge shell of the printer is convenient for the telescopic rod 12 to slide on the inner wall of the second connecting block 7 .

In FIG. 4 , one end of the air guide tube 11 penetrates through the interior of the telescopic rod 12 and is fixedly connected to the input end of the air bag 15 , and the other end of the air guide tube 11 communicates with the sealing chamber 14 .

This kind of mold is used for the injection molding of the toner cartridge shell of the printer, and it is convenient for the gas inside the sealing chamber 14 to be transported to the inside of the air bag 15 through the air conduit 11 .

In FIG. 2 , the outer wall of the sealing piston plate 10 is fixedly connected with a limiting block, and the sealing piston plate 10 is slidably connected with the sealing chamber 14 through the outer wall limiting block.

This kind of injection molding mold for the toner cartridge shell of a printer is convenient for the sealing piston plate 10 to slide inside the sealing chamber 14 .

In FIG. 4 , the outer wall of the spur gear 8 is fixedly connected with a rotating shaft, and the spur gear 8 is rotatably connected with the second connecting block 7 through the rotating shaft of the outer wall.

This kind of mold is used for the injection molding of the toner cartridge shell of the printer, and it is convenient for the spur gear 8 to rotate.

The working principle of the present utility model is as follows: first, after the inner injection molding of the lower mold 6 and the upper mold 5 is completed, the first connecting block 4 drives the upper mold 5 and the lower mold 6 to separate, and simultaneously drives the first rack 2 to move to one end, and the second A rack 2 moves to one end and drives the spur gear 8 to rotate, thereby driving the second rack 9 to move to the other end, thereby driving the sealing piston plate 10 to slide inside the sealing chamber 14 , and transporting the gas inside the sealing chamber 14 through the air duct 11 To the inside of the airbag 15, the airbag 15 is expanded to push the telescopic rod 12 to pull the spring 13 to move to one end, and the telescopic rod 12 moves to one end to drive the ejector pin 3 to move to one end, and the injection-molded product inside the lower mold 6 is ejected from the inside of the lower mold 6 , the above operation is reversed, so that the gas inside the airbag 15 enters the inside of the sealing chamber 14, so that the spring 13 is no longer subjected to the external squeezing force to drive the telescopic rod 12 to reset, and the retractable rod 12 is reset to drive the ejector pin 3 to reset , the telescopic function of the thimble 3 is realized through the cooperation of the above multiple groups of parts.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. The technical solution of the utility model and its utility model concept are equivalently replaced or changed, and should be covered within the protection scope of the present utility model.

Claims (7)

1. a kind of injection moulding mould for toner cartridge shell of printer, is characterized in that, comprises: workbench(1); a second connection block (7), the second connection block (7) is fixedly connected to the top of the workbench (1), and a lower mold (6) is installed at one end of the second connection block (7); A first connecting block (4), the first connecting block (4) is slidably connected to one side of the second connecting block (7), and the first connecting block (4) is located in the lower mold (6) ), an upper mold (5) is installed on one side of the first connecting block (4), and the upper mold (5) is aligned with the lower mold (6); a thimble (3), the thimble (3) is slidably connected inside the second connecting block (7); A jacking mechanism, located inside the second connecting block (7), is used to push the ejector pin (3) to move; An auxiliary mechanism, located on the inner wall of the second connecting block (7), is used to assist the lifting mechanism to move. 2 . The injection molding mold for a toner cartridge shell of a printer according to claim 1 , wherein the lifting mechanism comprises a sealing piston plate ( 10 ), an air duct ( 11 ), a telescopic rod ( 12 ), 2 . A spring (13), a sealing chamber (14) and an air bag (15), the sealing chamber (14) is provided on the inner wall of the second connecting block (7), and the sealing piston plate (10) is slidably connected to the Inside the sealing chamber (14), one end of the telescopic rod (12) is fixedly connected to the bottom end of the ejector pin (3), and the other end of the telescopic rod (12) is fixedly connected to the second connecting block (7), one end of the spring (13) is fixedly connected to the outer wall of the telescopic rod (12), and the other end of the spring (13) is fixedly connected to the second connecting block (7) The inner wall, the air bag (15) is installed inside the telescopic rod (12), and the air conduit (11) is installed on the inner wall of the second connecting block (7). 3. The injection molding mold for a toner cartridge shell of a printer according to claim 2, wherein the auxiliary mechanism comprises a first rack (2), a spur gear (8) and a second rack ( 9), the spur gear (8) is rotatably connected to the inner wall of the second connecting block (7), the second rack (9) is fixedly connected to the top end of the sealing piston plate (10), and the The second rack (9) is meshed with the spur gear (8), the first rack (2) is fixedly connected to the outer wall of the first connecting block (4), and the first rack (2) meshingly connected with the spur gear (8). 4. An injection molding mold for a toner cartridge shell of a printer according to claim 2, characterized in that the outer wall of the telescopic rod (12) is fixedly connected with a limit block, and the second connecting block (7) has a The inner wall is provided with a chute matched with the telescopic rod (12). 5 . The injection molding mold for a toner cartridge shell of a printer according to claim 2 , wherein one end of the air guide pipe ( 11 ) runs through the interior of the telescopic rod ( 12 ) and the air bag ( 5 . 15) is fixedly connected, and the other end of the air conduit (11) communicates with the sealing chamber (14). 6. An injection molding mold for a toner cartridge shell of a printer according to claim 2, characterized in that the outer wall of the sealing piston plate (10) is fixedly connected with a limit block, and the sealing piston plate (10) passes through the The outer wall limit block is slidably connected with the sealing chamber (14). 7. The injection molding mold for a toner cartridge shell of a printer according to claim 3, wherein the outer wall of the spur gear (8) is fixedly connected with a rotating shaft, and the spur gear (8) is connected to the outer wall through the outer wall rotating shaft. The second connecting block (7) is connected in rotation.

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