CN221134009U

CN221134009U - Precise metal injection mold

Info

Publication number: CN221134009U
Application number: CN202323122375.9U
Authority: CN
Inventors: 李强; 陈申
Original assignee: Kunshan Durable Precision Technology Co ltd
Current assignee: Kunshan Durable Precision Technology Co ltd
Priority date: 2023-11-20
Filing date: 2023-11-20
Publication date: 2024-06-14
Anticipated expiration: 2033-11-20

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to a precise metal injection mold, which comprises a workbench, wherein the top end of the workbench is fixedly connected with a supporting rod, materials such as metal powder and the like are placed in a mixing barrel through a rotating plate, the mixing barrel is sleeved with a reinforcing ring to ensure tightness, two groups of connecting frames connected with two ends of the mixing barrel are connected with the rotating plate through connecting shafts and connecting columns, the rotating plate rotates under the action of a drive motor arranged in a transmission shaft, the connecting frames immediately drive the mixing barrel to rotate so as to uniformly mix the materials in the mixing barrel, after a certain degree, the materials enter a material pipe through a charging barrel to be quantitatively injected into the material pipe for final molding through an injection molding opening, a power supply box heats the material pipe through a connecting pipe to form secondary mixing, so as to perform multiple raw material mixing, and meanwhile, in the injection molding process, a cooling water pipe is utilized to accelerate the formation of mold blocks, so that the working efficiency and the control operation of the quality of the injection mold are improved when precise metal injection is realized.

Description

Precise metal injection mold

Technical Field

The utility model belongs to the technical field of injection molds, and particularly relates to a precise metal injection mold.

Background

The injection molding is a method for producing and modeling industrial products, the products usually use rubber injection molding and plastic injection molding, the injection molding is a processing method used when producing parts with complex shapes in batches, the metal can also be injection molded like plastics, such as precise hardware fittings, lockset fittings, electric fittings and the like, and in order to improve the manufacturing efficiency of finished products and the quality of injection molded finished products by using an injection mold, the injection molding is needed to process the finished products.

However, when the existing injection mold is used for molding, the heated and melted plastic is injected into a mold cavity by an injection molding machine at high pressure, and is cooled and solidified, but the materials such as metal powder, binder and the like are not uniformly mixed and are not placed at the same position with an injection molding device, so that inconvenience is brought to the whole injection molding process, meanwhile, the cooling property of the injection mold is poor, and the quality of an injection molding block is greatly reduced due to uneven distribution.

Disclosure of utility model

The utility model aims at solving the technical problems, and provides a precise metal injection mold which achieves the effects of fully mixing injection molding materials and uniformly cooling injection molding blocks.

In view of the above, the present utility model provides a precision metal injection mold comprising a table and a rotating mechanism disposed above the table, the rotating mechanism comprising a mixing assembly and an injection assembly;

The mixing assembly comprises a supporting rod, a transmission shaft, a rotating plate, a connecting shaft, a connecting column, a connecting frame and a mixing barrel, wherein the supporting rod is fixedly connected to the top end of the workbench, the transmission shaft penetrates through the inside of the supporting rod, one end of the transmission shaft is rotationally connected with the rotating plate, one end of the rotating plate is fixedly connected with the connecting shaft, one end of the connecting shaft, far away from the rotating plate, is fixedly connected with the connecting column, the connecting frame is fixedly connected to the side wall of the connecting column, and one end of the connecting frame is fixedly connected with the mixing barrel;

The utility model provides a subassembly of moulding plastics, including bottom plate, power supply box, connecting pipe, baffle, material pipe, pan feeding bucket and mouth of moulding plastics, the below fixedly connected with bottom plate of compounding bucket, the bottom fixedly connected with power supply box of bottom plate, the lateral wall of power supply box is provided with the connecting pipe, the one end that the power supply box was kept away from to the connecting pipe is provided with the baffle, the one end through-connection of baffle has the material pipe, the outer wall of material pipe is provided with the pan feeding bucket, the one end fixedly connected with mouth of moulding plastics of material pipe.

Based on above-mentioned structure, through setting up the rotor plate, place materials such as metal powder in the compounding bucket, the compounding bucket cover has the reinforcing ring to guarantee the leakproofness, two sets of link that compounding bucket both ends are connected link to each other with the rotor plate through connecting axle and spliced pole, under the effect of transmission shaft embedment driving motor, the rotor plate rotates, the link drives compounding bucket rotation immediately and mixes at the uniform velocity its inside material, material will get into inside the material pipe through the pan feeding bucket after reaching certain degree, through injection molding mouth ration injection final shaping, the power supply box heats the material pipe through the connecting pipe and forms secondary mixing simultaneously, play mixed raw materials many times, when realizing moulding plastics to accurate metal, improve the control operation of work efficiency and injection mold quality.

Preferably, the one end that the material pipe was kept away from to the mouth of moulding plastics is provided with the hole of moulding plastics, the outer wall fixedly connected with baffle of hole of moulding plastics, the inner wall fixedly connected with cooler bin of baffle, the below fixedly connected with water pump of cooler bin, the inner wall fixedly connected with cooling tube of cooler bin, the one end fixedly connected with delivery port of cooling tube, the lateral wall of cooler bin is provided with the apron, the one end fixedly connected with hydraulic stem of apron, the outer wall through connection of hydraulic stem has the locating piece, the bottom fixedly connected with collecting vat of locating piece, the inner wall of collecting vat is provided with the formation piece, realizes the control operation at the injection molding piece formation rate of improvement in-process of moulding plastics.

Preferably, the mixing barrel forms a rotating structure through the rotating plate, the connecting shaft, the connecting column and the connecting frame, one end of the connecting frame is tightly attached to the mixing barrel, and the control operation of uniform speed and secondary mixing of injection molding materials is realized.

Preferably, the connecting frame is provided with two groups, the two groups of the connecting frame are symmetrical with respect to the mixing barrel in terms of the position relationship, the partition board is provided with two groups, the two groups of the partition board are symmetrical with respect to the material pipe in terms of the position relationship, and the control operation of automatic material treatment before injection molding is realized.

Preferably, the shape of the connecting frame is U-shaped, and the shape of the charging basket is funnel-shaped, so that the control operation of uniformly mixing raw materials and improving the production quality of the raw materials is realized.

Preferably, the baffle is internally provided with grooves matched with the injection holes, the cooling pipes are uniformly distributed along the inner wall of the cooling box, the injection molding blocks which are being formed are uniformly distributed, and the control operation of the cooling effect is improved by using the uniform distribution of the cooling pipes.

Preferably, square holes matched with the forming blocks are formed in the side wall of the cooling box, the cover plate is tightly attached to the cooling box, and control operation of orderly storage after falling of the forming blocks is achieved after injection molding is completed.

The beneficial effects of the utility model are as follows:

1. This accurate metal injection mold, through setting up the rotor plate, place materials such as metal powder in the compounding bucket, the compounding bucket cover has the reinforcing ring to guarantee the leakproofness, two sets of link that compounding bucket both ends are connected link to each other with the rotor plate through connecting axle and spliced pole, under the effect of transmission shaft built-in driving motor, the rotor plate rotates, the link drives the compounding bucket rotation immediately and carries out at the uniform velocity to its inside material, material will get into inside the material pipe through the pan feeding bucket after reaching certain degree, through injection molding mouth ration injection final shaping, the power supply box forms secondary mixing through the connecting pipe heating to the material pipe simultaneously, play mixed raw materials many times, when realizing moulding plastics to accurate metal, improve the control operation of work efficiency and injection mold quality.

2. This accurate metal injection mold, through setting up the cooling tank, cooling tube evenly distributed is at the cooling tank inner wall, cooling tube one end is by the water pump to the transmission comdenstion water of drawing of water tank in the workstation, the other end has set up the delivery port drainage, form cooling circulation, the cooling tank lateral wall sets up and forms the identical hole groove of piece, after the piece formation of moulding plastics, the apron that the hydraulic stem is connected is retracted, make and form piece and cooling tank separation, collect by the collecting vat, play the drawing of patterns and deposit the effect of mould piece, realize the control operation that the mould piece formed with the acceleration of cooling tube in the process of moulding plastics.

Drawings

FIG. 1 is a schematic view of a first view angle structure of the present utility model;

FIG. 2 is a schematic diagram of an overall second view structure according to the present utility model;

FIG. 3 is a schematic diagram of mixing and material pipe transfer in a mixing barrel of the present utility model;

FIG. 4 is a schematic view of a cooling box in section and cover plate deployment in accordance with the present utility model.

The label in the figure is:

1. A work table; 2. a support rod; 3. a transmission shaft; 4. a rotating plate; 5. a connecting shaft; 6. a connecting column; 7. a connecting frame; 8. a mixing barrel; 9. a bottom plate; 10. a power supply box; 11. a connecting pipe; 12. a partition plate; 13. a material pipe; 14. feeding a charging barrel; 15. an injection molding port; 16. injection molding holes; 17. a baffle; 18. a cooling box; 19. a water pump; 20. a cooling tube; 21. a water outlet; 22. a cover plate; 23. a hydraulic rod; 24. a positioning block; 25. a collection tank; 26. forming a block.

Detailed Description

The application is described in further detail below with reference to fig. 1-4.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

The embodiment of the application discloses a precision metal injection mold, which comprises a workbench 1 and a rotating mechanism arranged above the workbench 1, and is characterized in that: the rotating mechanism comprises a mixing assembly and an injection molding assembly;

the mixing component comprises a supporting rod 2, a transmission shaft 3, a rotating plate 4, a connecting shaft 5, a connecting column 6, a connecting frame 7 and a mixing barrel 8, wherein the supporting rod 2 is fixedly connected to the top end of the workbench 1, the transmission shaft 3 penetrates through the inside of the supporting rod 2, one end of the transmission shaft 3 is rotationally connected with the rotating plate 4, one end of the rotating plate 4 is fixedly connected with the connecting shaft 5, one end, away from the rotating plate 4, of the connecting shaft 5 is fixedly connected with the connecting column 6, the side wall of the connecting column 6 is fixedly connected with the connecting frame 7, and one end of the connecting frame 7 is fixedly connected with the mixing barrel 8;

The subassembly of moulding plastics includes bottom plate 9, power supply box 10, connecting pipe 11, baffle 12, material pipe 13, pan feeding barrel 14 and mouth 15 of moulding plastics, the below fixedly connected with bottom plate 9 of mixing vat 8, the bottom fixedly connected with power supply box 10 of bottom plate 9, the lateral wall of power supply box 10 is provided with connecting pipe 11, the one end that power supply box 10 was kept away from to connecting pipe 11 is provided with baffle 12, the one end through-connection of baffle 12 has material pipe 13, the outer wall of material pipe 13 is provided with pan feeding barrel 14, the one end fixedly connected with mouth 15 of moulding plastics of material pipe 13.

Based on the structure, through setting up the rotating plate 4, place materials such as metal powder in mixing vat 8, mixing vat 8 cover has the reinforcement circle to guarantee the leakproofness, two sets of link 7 that mixing vat 8 both ends are connected link to each other with rotating plate 4 through connecting axle 5 and spliced pole 6, under the effect of transmission shaft 3 built-in driving motor, rotating plate 4 rotates, link 7 drives mixing vat 8 rotation at the uniform velocity and mixes its inside material immediately, material will get into inside material pipe 13 through pan feeding bucket 14 after reaching certain degree, through injection molding mouth 15 ration injection final shaping, the power supply box 10 heats material pipe 13 through connecting pipe 11 and forms secondary mixing, play mixed raw materials many times, when realizing accurate metal injection molding, improve work efficiency and injection mold quality's control operation.

In one embodiment, an injection hole 16 is formed in one end, far away from the material pipe 13, of the injection hole 15, a baffle 17 is fixedly connected to the outer wall of the injection hole 16, a cooling tank 18 is fixedly connected to the inner wall of the baffle 17, a water pump 19 is fixedly connected to the lower portion of the cooling tank 18, a cooling pipe 20 is fixedly connected to the inner wall of the cooling tank 18, a water outlet 21 is fixedly connected to one end of the cooling pipe 20, a cover plate 22 is arranged on the side wall of the cooling tank 18, a hydraulic rod 23 is fixedly connected to one end of the cover plate 22, a positioning block 24 is connected to the outer wall of the hydraulic rod 23 in a penetrating manner, a collecting groove 25 is fixedly connected to the bottom end of the positioning block 24, and a forming block 26 is arranged on the inner wall of the collecting groove 25.

Specifically, through setting up cooling tank 18, cooling tube 20 evenly distributed is in cooling tank 18 inner wall, cooling tube 20 one end is by the water pump 19 to the transmission comdenstion water of drawing of water tank in the workstation 1, the other end has set up delivery port 21 drainage, form cooling circulation, cooling tank 18 lateral wall sets up the hole groove that coincides with formation piece 26, after the formation of the piece of moulding plastics, the apron 22 that hydraulic rod 23 connects is retracted, make formation piece 26 and cooling tank 18 separation, collect by collecting vat 25, play the drawing of patterns and deposit the effect of mould piece, realize the control operation that the formation of mould piece was accelerated to the utilization cooling tube in the process of moulding plastics.

In this embodiment, control operation is implemented to increase the formation rate of the injection block during injection molding.

In one embodiment, the mixing barrel 8 forms a rotating structure through the rotating plate 4, the connecting shaft 5, the connecting column 6 and the connecting frame 7, and one end of the connecting frame 7 is tightly attached to the mixing barrel 8.

Specifically, the mixing bucket 8 is connected with the connecting column 6 through the connecting frame 7 and synchronously rotates along with the rotating plate 4.

In the embodiment, the control operation of uniform speed and secondary mixing of the injection molding materials is realized.

In one embodiment, the two sets of connecting frames 7 are arranged, the two sets of connecting frames 7 are symmetrical with respect to the mixing drum 8, the two sets of partition plates 12 are arranged, and the two sets of partition plates 12 are symmetrical with respect to the material pipe 13.

Specifically, the rotation of the connecting frame 7 drives the mixing bucket 8 to rotate.

In this embodiment, control operations for automated processing of the material prior to injection molding are implemented.

In one embodiment, the connecting frame 7 is shaped like a U, and the charging basket 14 is shaped like a funnel.

Specifically, the mixing barrel 8 is driven by the connecting frame 7 to rotate, and the feeding barrel 14 receives the materials in the mixing barrel 8.

In the embodiment, the control operation of uniformly mixing the raw materials and improving the production quality of the raw materials is realized.

In one embodiment, the baffle 17 is internally provided with grooves matching the injection holes 16, and the cooling pipes 20 are uniformly distributed along the inner wall of the cooling box 18.

Specifically, the cooling pipes 20 are uniformly distributed on the inner wall of the cooling tank 18.

In this embodiment, the control operation is realized in which the cooling pipes 20 are uniformly distributed to the injection molding block being formed, and the cooling effect is improved.

In one embodiment, the side walls of the cooling box 18 are provided with square holes that mate with the forming blocks 26, and the cover 22 is in close proximity to the cooling box 18.

Specifically, the cover plate 22 moves to a position through the hydraulic rod 23, and drives the forming block 26 to fall off.

In this embodiment, the control operation of orderly storing the formed blocks 26 after falling off is realized after the injection molding is completed.

When the precise metal injection mold is used, firstly, when precise metal injection processing is needed, materials such as metal powder are placed in the mixing bucket 8, the mixing bucket 8 is sleeved with a reinforcing ring to ensure tightness, two groups of connecting frames 7 connected with two ends of the mixing bucket 8 are connected with the rotating plate 4 through the connecting shaft 5 and the connecting column 6, the rotating plate 4 rotates under the action of a drive motor arranged in the transmission shaft 3, the connecting frames 7 immediately drive the mixing bucket 8 to rotate to uniformly mix the materials in the mixing bucket, after a certain degree, the materials enter the material pipe 13 through the feeding bucket 14, the final molding is realized through the injection molding opening 15, meanwhile, the power box 10 heats the material pipe 13 through the connecting pipe 11 to form secondary mixing, multiple times of raw material mixing is realized, and the control operation of the working efficiency and the quality of the injection mold is improved when precise metal injection molding is realized.

Finally, when the material flows into the cooling tank 18 through the injection molding opening 15, the cooling pipes 20 are uniformly distributed on the inner wall of the cooling tank 18, one end of each cooling pipe 20 is pumped by the water pump 19 to convey condensed water to the water tank in the workbench 1, the other end of each cooling pipe is provided with the water outlet 21 for water discharge to form cooling circulation, the side wall of the cooling tank 18 is provided with a hole slot matched with the forming block 26, after the injection molding block is formed, the cover plate 22 connected with the hydraulic rod 23 is retracted, the forming block 26 is separated from the cooling tank 18, and the collecting tank 25 is used for collecting, so that the functions of demolding and storing mold blocks are realized, and the control operation of the mold block formation is accelerated by using the cooling pipes in the injection molding process.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a precision metal injection mold, includes workstation (1) and sets up rotary mechanism of workstation (1) top, its characterized in that: the rotating mechanism comprises a mixing assembly and an injection molding assembly;

The mixing assembly comprises a supporting rod (2), a transmission shaft (3), a rotating plate (4), a connecting shaft (5), a connecting column (6), a connecting frame (7) and a mixing barrel (8), wherein the supporting rod (2) is fixedly connected to the top end of the workbench (1), the transmission shaft (3) penetrates through the supporting rod (2), one end of the transmission shaft (3) is rotationally connected with the rotating plate (4), one end of the rotating plate (4) is fixedly connected with the connecting shaft (5), one end of the connecting shaft (5) away from the rotating plate (4) is fixedly connected with the connecting column (6), the connecting frame (7) is fixedly connected to the side wall of the connecting column (6), and one end of the connecting frame (7) is fixedly connected with the mixing barrel (8);

The injection molding assembly comprises a bottom plate (9), a power box (10), a connecting pipe (11), a partition plate (12), a material pipe (13), a material inlet barrel (14) and an injection molding opening (15), wherein the bottom of the material mixing barrel (8) is fixedly connected with the bottom plate (9), the bottom of the bottom plate (9) is fixedly connected with the power box (10), the side wall of the power box (10) is provided with the connecting pipe (11), one end of the connecting pipe (11) away from the power box (10) is provided with the partition plate (12), one end through connection of the partition plate (12) is provided with the material pipe (13), the outer wall of the material pipe (13) is provided with the material inlet barrel (14), and one end of the material pipe (13) is fixedly connected with the injection molding opening (15).

2. The precision metal injection mold of claim 1, wherein: the one end that material pipe (13) was kept away from to mouth (15) of moulding plastics is provided with hole (16) of moulding plastics, the outer wall fixedly connected with baffle (17) of hole (16) of moulding plastics, the inner wall fixedly connected with cooling tank (18) of baffle (17), the below fixedly connected with water pump (19) of cooling tank (18), the inner wall fixedly connected with cooling tube (20) of cooling tank (18), the one end fixedly connected with delivery port (21) of cooling tube (20), the lateral wall of cooling tank (18) is provided with apron (22), the one end fixedly connected with hydraulic stem (23) of apron (22), the outer wall through connection of hydraulic stem (23) has locating piece (24), the bottom fixedly connected with collecting vat (25) of locating piece (24), the inner wall of collecting vat (25) is provided with formation piece (26).

3. The precision metal injection mold of claim 1, wherein: the mixing barrel (8) is in a rotating structure through the rotating plate (4), the connecting shaft (5) and the connecting column (6) and the connecting frame (7), and one end of the connecting frame (7) is tightly attached to the mixing barrel (8).

4. The precision metal injection mold of claim 1, wherein: the connecting frames (7) are provided with two groups, the position relation of the two groups of connecting frames (7) is symmetrical with respect to the mixing drum (8), the partition plates (12) are provided with two groups, and the position relation of the two groups of partition plates (12) is symmetrical with respect to the material pipe (13).

5. The precision metal injection mold of claim 1, wherein: the connecting frame (7) is U-shaped, and the charging basket (14) is funnel-shaped.

6. The precision metal injection mold of claim 2, wherein: grooves which are matched with the injection holes (16) are formed in the baffle plates (17), and the cooling pipes (20) are uniformly distributed along the inner wall of the cooling box (18).

7. The precision metal injection mold of claim 2, wherein: square holes matched with the forming blocks (26) are formed in the side walls of the cooling boxes (18), and the cover plates (22) are tightly attached to the cooling boxes (18).