CN217891706U

CN217891706U - Injection mold for 4V air filter plastic frame

Info

Publication number: CN217891706U
Application number: CN202221730216.XU
Authority: CN
Inventors: 赖剑飞
Original assignee: Shijiazhuang Feihong Mould Manufacturing Co ltd
Current assignee: Shijiazhuang Feihong Mould Manufacturing Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-11-25
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses an injection mold for 4V air cleaner moulds frame, including bottom plate, the hot runner subassembly of level setting, be equipped with two landing legs, roof on the bottom plate, the landing leg top is equipped with the backing plate, and the top of backing plate is equipped with the lower bolster, and the upper surface of lower bolster is equipped with first molding cavity, and first molding cavity includes four V-arrangement boards, riser, and the top cooperation of lower bolster is equipped with the cope match-plate pattern, and the lower surface of cope match-plate pattern is equipped with the second molding cavity, and the second molding cavity includes four dovetail grooves, rectangle recess; the top of cope match-plate pattern is equipped with the mounting panel, and the top of mounting panel is equipped with the upper plate, and hot runner assembly includes import, flow distribution plate and hot mouth, and two landing leg inboards are located in the roof activity, and the vertical a plurality of thimbles that are equipped with on the roof, the thimble all passes backing plate, lower bolster in proper order, and the top of thimble is all movable to be located on the V-arrangement board. The utility model discloses an injection mold can the raw materials saving, and fashioned frame high quality of moulding.

Description

Injection mold for 4V air filter plastic frame

Technical Field

The utility model relates to an injection mold especially relates to an injection mold that is used for 4V air cleaner to mould frame.

Background

At present, the outer frame of the V-shaped combined type high-efficiency filter is made of plastic frames, galvanized frames, aluminum frames and stainless steel frames, the plastic frames are mainly used in common use, and the V-shaped combined type high-efficiency filter is divided into 2V, 3V, 4V, 5V and the like according to the quantity of filter materials arranged in a V shape. Wherein 4V filter's filtration efficiency is higher, uses widely, when the frame of moulding of preparation 4V filter, needs to use injection mold, and prior art's injection mold needs to use more raw materials to injection moulding's product quality is not good, from this needs a material saving, injection moulding's high injection mold of product quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an injection mold for 4V air cleaner moulds frame, it can the raw materials saving, the fashioned frame high quality of moulding.

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

an injection mold for a 4V air filter plastic frame comprises a bottom plate and a hot runner assembly which are horizontally arranged, wherein two supporting legs and a top plate are arranged on the bottom plate, a base plate is arranged at the tops of the supporting legs, a lower template is arranged at the top of the base plate, a first molding cavity is arranged on the upper surface of the lower template and comprises four V-shaped plates and a vertical plate, the four V-shaped plates are arranged in a straight line, and the vertical plate is positioned on one side of the V-shaped plate;

an upper template is arranged at the top of the lower template in a matched manner, a second molding cavity is arranged on the lower surface of the upper template, and the second molding cavity is arranged in a matched manner with the first molding cavity;

the top of the upper template is provided with an installation plate, and the top of the installation plate is provided with an upper plate;

the hot runner assembly comprises an inlet, a flow distribution plate and a hot nozzle, wherein the inlet is formed in the upper plate, the lower part of the inlet is connected with the flow distribution plate, the flow distribution plate is arranged in the mounting plate, the bottom of the flow distribution plate is communicated with the hot nozzle, an outlet is formed in the bottom of the hot nozzle, and the outlet is communicated with the first molding cavity of the lower template.

Preferably, wherein, the second die cavity includes four dovetail grooves, rectangle recess, four dovetail groove word arrangement, four the dovetail groove is with four the cooperation of V-arrangement board sets up, rectangle recess is located dovetail groove one side, rectangle recess with the riser cooperation sets up.

Preferably, a flow channel is arranged in the flow distribution plate, the flow channel is respectively communicated with the tops of the inlet and the outlet, a heating device is arranged in the hot nozzle, and the heating device is positioned on the periphery of the flow channel;

a piston is arranged on the flow distribution plate, a valve needle is connected to the bottom of the piston and movably arranged in the flow channel, and the bottom of the valve needle is matched with the bottom of the flow channel and an outlet;

preferably, the top plate is movably arranged on the inner sides of the two support legs, a plurality of ejector pins are vertically arranged on the top plate, the ejector pins sequentially penetrate through the base plate and the lower template, and the top ends of the ejector pins are movably arranged on the V-shaped plate;

two the equal vertical guide post that is equipped with in both ends at landing leg top, every the guide post all passes in proper order the backing plate the lower bolster the cope match-plate pattern reaches the mounting panel, every the guide post equally divide do not with the backing plate the lower bolster the cope match-plate pattern reaches the mounting panel activity sets up.

Preferably, two ends of the vertical plate are correspondingly connected with two ends of the four V-shaped plates respectively; two ends of the rectangular groove are correspondingly connected with two ends of the four trapezoidal grooves respectively; the rectangular groove and the vertical plate are correspondingly arranged, and the four trapezoidal grooves are correspondingly arranged with the four V-shaped plates respectively.

Preferably, the number of the hot nozzles is two, and the two hot nozzles are respectively positioned at the bottoms of the two ends of the flow distribution plate.

Preferably, wherein the mounting plate is provided with a joint.

Preferably, the lower template is further provided with four fixing blocks, the four fixing blocks are respectively located on two sides of the lower template, and the upper template is provided with a groove matched with the fixing blocks.

Preferably, the top plate is provided with a guide pipe, the guide pipe sequentially penetrates through the base plate and the lower template, and the guide pipe is movably arranged with the base plate and the lower template respectively.

Preferably, the flow distribution plate is further provided with a U-shaped groove, and a heating device is arranged in the U-shaped groove.

The utility model discloses at least, include following beneficial effect:

the utility model discloses a hot runner assembly's setting can guarantee that the liquid of moulding plastics in the runner keeps the molten state, need not take out the congealing in the runner after shutting down, only need when starting once more heat to required temperature can, so can the save raw materials.

Because the injection molding liquid in the hot runner assembly is always in a molten state, the molten injection molding liquid has good fluidity, and the injection molding liquid flowing into the molding cavity is more uniform, the quality of the injection molding frame of the 4V air filter is high.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is an overall schematic diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of the flow distribution plate and the lower template of the embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a lower template according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an upper template according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of an upper die plate according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of the thimble and the backing plate according to the embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view of a hot runner assembly and mounting plate according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a hot runner assembly according to an embodiment of the present invention;

fig. 9 is a schematic view of a hot runner assembly according to an embodiment of the present invention.

Description of the reference numerals

In the figure, 1, an upper plate; 2. an inlet; 3. mounting a plate; 4. mounting a template; 5. a lower template; 6. a backing plate; 7. a support leg; 8. a base plate; 9. a top plate; 10. a guide tube; 11. a joint; 12. a flow distribution plate; 13. A hot nozzle; 14. a V-shaped plate; 15. a guide post; 16. a vertical plate; 17. a thimble; 18. a fixed block; 19. A groove; 20. a trapezoidal groove; 21. a rectangular groove; 22. a piston; 23. a valve needle; 24. a flow channel; 25. And (7) an outlet.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

Referring to fig. 1 to 9, the hot runner assembly includes a bottom plate 8 and a hot runner assembly, the bottom plate 8 is provided with two support legs 7 and a top plate 9, the top of each support leg 7 is provided with a backing plate 6, the top of the backing plate 6 is provided with a lower template 5, the upper surface of the lower template 5 is provided with a first molding cavity, the first molding cavity includes four V-shaped plates 14 and a vertical plate 16, and the vertical plate 16 is located on one side of the V-shaped plate 14.

The cooperation of the top of lower bolster 5 is equipped with cope match-plate pattern 4, the lower surface of cope match-plate pattern 4 is equipped with second die cavity, second die cavity with first die cavity cooperation sets up, second die cavity includes four dovetail grooves 20, rectangle recess 21, four dovetail grooves 20 is arranged in a word, four dovetail grooves 20 and four V-arrangement board 14 cooperation sets up, rectangle recess 21 is located dovetail grooves 20 one side, rectangle recess 21 with riser 16 cooperation sets up.

The top of cope match-plate pattern 4 is equipped with mounting panel 3, the top of mounting panel 3 is equipped with upper plate 1. The hot runner assembly comprises an inlet 2, a flow distribution plate 12 and a hot nozzle 13, wherein the inlet 2 is arranged on the upper plate 1, the lower part of the inlet 2 is connected with the flow distribution plate 12, the flow distribution plate 12 is arranged in the mounting plate 3, the bottom of the flow distribution plate 12 is communicated with the hot nozzle 13, an outlet 25 is arranged at the bottom of the hot nozzle 13, and the outlet 25 is communicated with the first molding cavity of the lower template 5. The splitter plate 12 is further provided with a U-shaped groove, and a heating device (not shown) is placed in the U-shaped groove and can heat the splitter plate 12, and the heating device is connected with the joint 11.

A flow channel 24 is arranged in the flow distribution plate 12, the flow channel 24 is respectively communicated with the top of the inlet 2 and the top of the outlet 25, and a heating device (not shown in the figure) is arranged in the hot nozzle 13 and is positioned at the periphery of the flow channel 24. The heating device is a conventional heating wire, such as a commercially available heating wire, which is placed in the U-shaped groove and wound around the flow channel 24. The heating wire is connected with a joint 11, and the joint 11 is connected with a power supply.

The flow distribution plate 12 is provided with a piston 22, the bottom of the piston 22 is connected with a valve needle 23, the valve needle 23 is movably arranged in the flow passage 24, and the bottom of the valve needle 23 is matched with the bottom of the flow passage 24 and an outlet 25. The diameter of the valve needle 23 is the same as the size of the bottom of the flow channel 24, that is, when the bottom of the valve needle 23 is located at the bottom of the flow channel 24, the bottom of the valve needle 23 can completely block the flow channel 24 and the liquid cannot flow out.

Two roof 9 activity is located the landing leg 7 is inboard, vertically on the roof 9 be equipped with a plurality of thimbles 17, thimbles 17 all pass in proper order the backing plate 6 lower bolster 5, the top of thimbles 17 all activity is located on the V-arrangement board 14. The ejector pins 17 can penetrate out of the V-shaped plate 14.

Two the equal vertical guide post 15 that is equipped with in both ends at landing leg 7 top, every guide post 15 all passes in proper order the backing plate 6 the lower bolster 5 cope match-plate pattern 4 reaches mounting panel 3, every guide post 15 equally divide do not with the backing plate 6 the lower bolster 5 the cope match-plate pattern 4 reaches the activity of mounting panel 3 sets up.

The four V-shaped plates 14 are arranged in a straight line, two ends of the vertical plate 16 are correspondingly connected with two ends of the four V-shaped plates 14, and two ends of the rectangular groove 21 are correspondingly connected with two ends of the four trapezoidal grooves 20; the rectangular groove 21 corresponds to the vertical plate 16, and the four trapezoidal grooves 20 correspond to the four V-shaped plates 14.

The number of the hot nozzles 13 is two, and the two hot nozzles 13 are respectively located at the bottoms of the two ends of the flow distribution plate 12.

The mounting plate 3 is provided with a joint 11. The connection of the diverter plate 12 to the connector 11 enables the diverter plate 12 to be electrically operated.

The lower template 5 is further provided with four fixing blocks 18, the four fixing blocks 18 are respectively located on two sides of the lower template 5, the two fixing blocks 18 are located on one side of the lower template 5, the other two fixing blocks 18 are located on the other side of the lower template 5, grooves 19 matched with the fixing blocks 18 are formed in the upper template 4, the number of the grooves 19 is four, and the four grooves 19 are respectively arranged corresponding to the fixing blocks 18.

Be equipped with stand pipe 10 on the roof 9, the quantity of stand pipe 10 is four, stand pipe 10 passes backing plate 6, lower bolster 5 in proper order, stand pipe 10 equally divide respectively with backing plate 6 the activity of lower bolster 5 sets up. Because roof 9 is located the stand pipe 10 bottom, makes roof 9 rebound, and roof 9 drives stand pipe 10 rebound, and stand pipe 10 moves up along backing plate 6, lower bolster 5 in proper order this moment, and when the V-arrangement board 14 of first forming die cavity was worn out to stand pipe 10, just also can be with the ejecting first forming die cavity of fashioned finished product, can be with the finished product drawing of patterns.

When the injection mold is used, the upper mold plate 4 is covered on the lower mold plate 5, a manual covering mode can be adopted, and lifting control equipment in the prior art can also be adopted for covering; and because the setting of guide post 15, with the backing plate 6, the horizontal position of lower bolster 5, cope match-plate pattern 4, mounting panel 3 and upper plate 1 fixed, immovable in the horizontal direction, and the cope match-plate pattern 4, mounting panel 3 and upper plate 1 can move along vertical direction in vertical direction, backing plate 6, lower bolster 5 and guide post 15 are fixed motionless, can inject the position of four through guide post 15, make and correspond the cooperation between first die cavity, second die cavity and the thimble 17. When the upper template 4 is covered on the lower template 5 manually, the upper template 4 is pressed downwards manually, so that the upper template 4 slides downwards to cover the lower template 5.

After the upper template 4 and the lower template 5 are closed, the first molding cavity and the second molding cavity are matched to form a complete molding cavity, the bottom of the hot nozzle 13 is just above the complete molding cavity, please refer to fig. 8, in an initial state, the bottom of the valve needle 23 is located at the bottom of the runner 24, the runner 24 is blocked by the valve needle 23, the injection liquid cannot flow out of the runner 24, the injection liquid enters from the inlet 2, flows through the splitter plate 12 along the arrow direction in fig. 8, and flows into the bottom of the runner 24, so that the piston 22 moves upwards, the bottom of the valve needle 23 leaves the bottom of the runner 24, and a gap is generated between the valve needle 23 and the runner 24 by adopting a lifting control device, so that the injection liquid passes through the gap and then flows into the molding cavity from the outlet 25 at the bottom of the hot nozzle 13.

After the injection liquid is solidified and formed, the upper template 4 is lifted, the upper template 4 is separated from the lower template 5, the top plate 9 is moved upwards by the same manual mode or lifting control equipment, the ejector pin 17 on the top plate 9 penetrates out of the V-shaped plate 14 upwards, the ejector pin 17 is abutted against a formed finished product and is ejected out of the first forming cavity upwards, and then the demolding is finished.

In actual operation, the lifting control equipment is the prior art.

What is not described in detail in this description is prior art to the expert of the art.

While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to all kinds of being fit for the utility model's field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. The injection mold for the plastic frame of the 4V air filter is characterized by comprising a horizontally arranged bottom plate (8) and a hot runner assembly, wherein two support legs (7) and a top plate (9) are arranged on the bottom plate (8), a base plate (6) is arranged at the tops of the support legs (7), a lower mold plate (5) is arranged at the top of the base plate (6), a first molding cavity is arranged on the upper surface of the lower mold plate (5), the first molding cavity comprises four V-shaped plates (14) and a vertical plate (16), the four V-shaped plates (14) are arranged in a straight line, and the vertical plate (16) is positioned on one side of the V-shaped plates (14);

an upper template (4) is arranged at the top of the lower template (5) in a matched manner, a second molding cavity is arranged on the lower surface of the upper template (4), and the second molding cavity is arranged in a matched manner with the first molding cavity;

the top of the upper template (4) is provided with an installation plate (3), and the top of the installation plate (3) is provided with an upper plate (1);

the hot runner assembly comprises an inlet (2), a flow distribution plate (12) and a hot nozzle (13), wherein the inlet (2) is formed in the upper plate (1), the lower portion of the inlet (2) is connected with the flow distribution plate (12), the flow distribution plate (12) is arranged in the mounting plate (3), the bottom of the flow distribution plate (12) is communicated with the hot nozzle (13), an outlet (25) is formed in the bottom of the hot nozzle (13), and the outlet (25) is communicated with the first molding cavity of the lower template (5).

2. An injection mold for a 4V air filter plastic frame according to claim 1, characterized in that the second molding cavity comprises four trapezoidal grooves (20) and rectangular grooves (21), the four trapezoidal grooves (20) are arranged in a line, the four trapezoidal grooves (20) are matched with the four V-shaped plates (14), the rectangular grooves (21) are arranged on one side of the trapezoidal grooves (20), and the rectangular grooves (21) are matched with the vertical plates (16).

3. An injection mold for a 4V air filter plastic frame according to claim 2, characterized in that two ends of the vertical plate (16) are respectively connected with two ends of the four V-shaped plates (14); two ends of the rectangular groove (21) are correspondingly connected with two ends of the four trapezoidal grooves (20) respectively; the rectangular grooves (21) are correspondingly formed in the vertical plates (16), and the trapezoidal grooves (20) are correspondingly formed in the V-shaped plates (14).

4. The injection mold for the plastic frame of the 4V air filter as claimed in claim 1, wherein a runner (24) is arranged in the flow distribution plate (12), the runner (24) is respectively communicated with the top of the inlet (2) and the top of the outlet (25), a heating device is arranged in the hot nozzle (13), and the heating device is positioned on the periphery of the runner (24);

be equipped with piston (22) on flow distribution plate (12), piston (22) bottom is connected with needle (23), needle (23) activity is located in runner (24), needle (23) bottom with runner (24) bottom and export (25) all cooperate the setting.

5. The injection mold for the plastic frame of the 4V air filter as claimed in claim 1, wherein the top plate (9) is movably arranged inside the two support legs (7), a plurality of ejector pins (17) are vertically arranged on the top plate (9), the ejector pins (17) sequentially penetrate through the base plate (6) and the lower template (5), and the top ends of the ejector pins (17) are movably arranged on the V-shaped plate (14);

two the equal vertical guide post (15) that are equipped with in both ends at landing leg (7) top, every guide post (15) all pass in proper order backing plate (6) lower bolster (5) cope match-plate pattern (4) reach mounting panel (3), every guide post (15) equally divide do not with backing plate (6) lower bolster (5) cope match-plate pattern (4) reach mounting panel (3) activity sets up.

6. An injection mold for a 4V air filter plastic frame according to claim 1, characterized in that the number of the hot nozzles (13) is two, and the two hot nozzles (13) are respectively located at the bottom of the two ends of the splitter plate (12).

7. An injection mould for a 4V air filter plastic frame according to claim 1, characterized in that the mounting plate (3) is provided with a joint (11).

8. The injection mold for the plastic frame of the 4V air filter as claimed in claim 1, wherein the lower template (5) is further provided with four fixing blocks (18), the four fixing blocks (18) are respectively located on two sides of the lower template (5), and the upper template (4) is provided with a groove (19) matched with the fixing blocks (18).

9. The injection mold for the 4V air filter plastic frame according to claim 1, wherein a guide pipe (10) is arranged on the top plate (9), the guide pipe (10) sequentially penetrates through the base plate (6) and the lower template (5), and the guide pipe (10) is equally divided into two parts, namely the base plate (6) and the lower template (5), which are movably arranged.

10. The injection mold for the plastic frame of the 4V air filter as claimed in claim 1, wherein the splitter plate (12) is further provided with a U-shaped groove, and a heating device is arranged in the U-shaped groove.