CN214137140U - Dust collector dust cup injection mold easy to demould - Google Patents

Abstract

The utility model belongs to the technical field of moulds, in particular to an easy demoulding dust cup injection mould of a dust collector, which comprises an upper mould, wherein the upper mould comprises an upper mould base plate and an upper mould plate, an injection sprue is arranged on the upper mould base plate, the lower end surface of the upper mould plate is a concave surface, and a cavity plate is arranged on the concave surface; the lower die is arranged below the cavity plate and comprises a lower die base plate, a lower die plate and a core plate, after the upper die and the lower die are closed, the core plate is embedded into a concave cavity at the lower end of the upper die plate, a cavity enclosed between the cavity plate and the core plate forms a cavity for forming a dust cup, and a lower port of the main flow channel leads to the cavity. For improving the side efficiency of loosing core, and then improve production efficiency, be provided with two side mechanisms of loosing core to this, after the drawing of patterns, the piston rod on the cylinder is outwards removed loose core to the drive side for the slide outwards slides, and then makes two core splint outwards break away from the core, makes injection moulding's dirt cup expose, at last through the manual work with the dirt cup take out can, it is very convenient, efficient moreover.

Description

Dust collector dust cup injection mold easy to demould

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to a dust catcher dirt cup injection mold of easy drawing of patterns.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

The dust cup of the dust collector is an important part of the dust collector, and the structure of the dust cup determines the dust separating efficiency, so the surface structure of the existing dust cup is complicated, as shown in fig. 1 and 2, the demoulding time is long during the injection molding, and the processing efficiency is difficult to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists to the aforesaid, provide a be used for dust catcher dirt cup injection mold, this injection mold drawing of patterns is convenient, and cooling efficiency is high moreover, the effectual production machining efficiency who improves the dirt cup.

The purpose of the utility model is realized like this: the utility model provides an easy dust catcher dirt cup injection mold who takes off mould which characterized in that: the injection molding die comprises an upper die, wherein the upper die comprises an upper die seat plate and an upper die plate which are sequentially arranged from top to bottom, an injection molding sprue is arranged on the upper die seat plate, the lower end face of the upper die plate is a concave face, a cavity plate is arranged on the concave face, and a main runner, the upper end of which is communicated with the injection molding sprue, and the lower end of which extends downwards and penetrates through the cavity plate, is arranged on the upper die plate; the lower die is arranged below the cavity plate and comprises a lower die base plate, a lower die plate and a core plate which are sequentially arranged from bottom to top, after the upper die and the lower die are assembled, the core plate is embedded into a concave cavity at the lower end of the upper die plate, a cavity enclosed between the cavity plate and the core plate forms a cavity for forming a dust cup, and a lower port of the main runner leads to the cavity; side mechanism of loosing core, have two and set up respectively in the both sides of lower bolster, including side cylinder and the side shield of loosing core, the core comprises middle core and two core splint that surround the core setting, two side mechanism of loosing core is used for two respectively core splint are loosed core, the fixed slide that is provided with of lower extreme of core splint, the side cylinder of loosing core the piston rod with the slide links to each other, the side shield set up in on the lateral wall of lower bolster the cylinder pulling is loosed core to the side the slide is after the certain distance of outside slip, the restriction the slide continues to slide.

By adopting the technical scheme, the upper die and the lower die are closed during injection molding, then the heated and melted plastic is injected into an injection port on the upper die base plate from an injection molding machine at high pressure, flows into a cavity through a main runner, and is finally cooled and formed; wherein, for improving the side efficiency of loosing core, and then improve production efficiency, be provided with two side mechanisms of loosing core to this, and will incline the mechanism of loosing core and set up to loose core cylinder and side shield including the side, set up the core and surround two core splint that the core set up to centre with the core, be provided with integrative slide in the below of core splint, after the drawing of patterns, the piston rod that the drive side was loosed core on the cylinder outwards removes, make the slide outwards slide, and then make two core splint outwards break away from the core, make injection moulding's dirt cup expose, at last through the manual work take out the dirt cup can, it is very convenient, and is efficient.

The utility model discloses further set up to: the side baffle is the L template, and including the connecting plate of horizontal setting and the baffle of vertical setting, the connecting plate set up in on the lower bolster, the piston rod of side cylinder of loosing core passes behind the baffle by the top of connecting plate is through and extend to on the slide, the up end of connecting plate forms the confession the gliding glide plane of slide.

Through adopting above-mentioned technical scheme, the side shield is the sliding distance that is used for restricting the slide, also is the distance that the outside removal of restriction core splint was exactly, sets up the side shield into L type structure, not only can reach spacing effect, simple structure moreover, and is very practical.

The utility model discloses further set up to: the injection mold further comprises a first cooling mechanism arranged in the core and a second cooling mechanism arranged in the core clamping plate, the first cooling mechanism is used for cooling the inner wall of the dust cup, and the second cooling mechanism is used for cooling the outer wall of the dust cup.

Through adopting above-mentioned technical scheme, because dirt cup structure is great, cooling rate is slower, for can making the injection molding cool off fast, and then improve the efficiency of moulding plastics, to this the utility model discloses be provided with and be used for carrying out refrigerated first cooling body to the inner wall of dirt cup and be used for carrying out refrigerated second cooling body to the outer wall of dirt cup.

The utility model discloses further set up to: the first cooling mechanism comprises a first water inlet pipeline, a first water outlet pipeline and a first cooling flow channel, outer ports of the first water inlet pipeline and the first water outlet pipeline are arranged on one side of the lower template, the first cooling flow channel is arranged in the vertical direction, the first cooling flow channels are distributed in the core uniformly in the circumferential direction, the lower ports of the first cooling flow channels are adjacent to each other and are communicated in sequence, the first cooling flow channels of the head part and the tail part are not communicated, the inner port of the first water inlet pipeline is communicated with the first cooling flow channel of the head part, and the inner port of the first water outlet pipeline is communicated with the first cooling flow channel of the tail part.

Through adopting above-mentioned technical scheme, to first inlet channel water injection, on rivers flow to the first cooling runner that links to each other with the inner port of first inlet channel afterwards, because adjacent first cooling runner communicates in proper order, consequently water can be in proper order flows into each first cooling runner in, and cool off the inner wall of dirt cup, the last lower port from the first cooling runner of afterbody flows into first outlet conduit, and flow out, advance through continuous cold water, the radiating water goes out, thereby make the quick cooling that cools off of injection molding.

The utility model discloses further set up to: five first cooling flow channels are provided.

Through adopting above-mentioned technical scheme to improve cooling efficiency.

The utility model discloses further set up to: the second cooling mechanism has two to set up respectively in two in the core splint, the second cooling mechanism includes second inlet channel, second outlet conduit and second cooling runner, the outer port of second inlet channel, second outlet conduit set up in the side of lower bolster, the second cooling runner has a plurality ofly, and encircles the core sets up, each the upper port of second cooling runner communicates through the connecting tube of horizontal setting in proper order, the inner port of second inlet channel is linked together with the lower port of one of them second cooling runner, the inner port of second outlet conduit is linked together with the lower port of another second cooling runner.

Through adopting above-mentioned technical scheme, to the second inlet channel water injection, water flow to the second cooling runner that links to each other with the inner port of second inlet channel afterwards, and to the upper end of second cooling runner, because each second cooling runner passes through the connecting tube intercommunication, consequently water can be in proper order flows into each second cooling runner in, and cool off the inner wall of dirt cup, flow to the second outlet conduit from the lower port of one of them second cooling runner at last, and flow out, advance through continuous cold water, the radiating water goes out, thereby make the quick cooling of injection molding.

The utility model discloses further set up to: five second cooling flow channels are provided.

Through adopting above-mentioned technical scheme to improve cooling efficiency.

The utility model has the advantages that:

1. for improving the side efficiency of loosing core, and then improve production efficiency, be provided with two side mechanisms of loosing core to this, and will incline the mechanism of loosing core and set up to loose core cylinder and side shield including the side, set up the core and surround two core splint that the core set up with the core, be provided with integrative slide in the below of core splint, after the drawing of patterns, the piston rod that the drive side was loosed core on the cylinder outwards removes, make the slide outwards slide, and then make two core splint outwards break away from the core, make injection moulding's dirt cup expose, at last through the manual work take out the dirt cup can, it is very convenient, and is efficient.

2. Because dirt cup structure is great, and cooling rate is slower, for can making the injection molding cool off fast, and then improve injection efficiency, to this the utility model discloses be provided with and be used for carrying out refrigerated first cooling body to the inner wall of dirt cup and be used for carrying out refrigerated second cooling body to the outer wall of dirt cup.

Drawings

FIG. 1 is a schematic structural view of the dust cup of the present invention;

FIG. 2 is a schematic view of another aspect of the dust cup of the present invention;

FIG. 3 is a schematic structural view of the injection mold of the present invention;

fig. 4 is a schematic view of the internal structure of the forming mold of the present invention;

FIG. 5 is a schematic view of a part of the connection structure of the first cooling mechanism of the present invention;

FIG. 6 is a schematic view of a part of the connection structure of the second cooling mechanism of the present invention;

FIG. 7 is a schematic view of a part of the connection structure of the second cooling mechanism of the present invention;

the reference numbers in the figures are: A. a dust cup; 100. an upper die; 110. an upper die base plate; 120. mounting a template; 130. A cavity plate; 140. injection molding a sprue; 150. a main flow channel; 200. a lower die; 210. a lower die base plate; 220. a lower template; 230. a core plate; 231. a core; 232. a core clamp plate; 240. a slide base; 300. a side core-pulling mechanism; 310. a side core-pulling cylinder; 320. a side dam; 321. a connecting plate; 322. a baffle plate; 400. a first cooling mechanism; 410. a first water inlet pipe; 420. a first outlet conduit; 430. a first cooling flow passage; 500. a second cooling mechanism; 510. a second water inlet pipe; 520. a second outlet conduit; 530. a second cooling flow channel; 540. And connecting the pipelines.

Detailed Description

In order to make the technical solutions in the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings:

an injection mold for a dust cup of a dust collector easy to demould is shown in fig. 1, fig. 2, fig. 3 and fig. 4, and comprises an upper mold 100, wherein the upper mold 100 comprises an upper mold base plate 110 and an upper mold plate 120 which are sequentially arranged from top to bottom, an injection gate 140 is arranged on the upper mold base plate 110, the lower end surface of the upper mold plate 120 is a concave surface, a cavity plate 130 is arranged on the concave surface, and a main runner 150 is arranged on the upper mold plate 120, the upper end of the main runner is communicated with the injection gate 140, the lower end of the main runner extends downwards and penetrates through the cavity plate 130;

the lower die 200 is arranged below the cavity plate 130 and comprises a lower die base plate 210, a lower die plate 220 and a core plate 230 which are sequentially arranged from bottom to top, after the upper die 100 and the lower die 200 are closed, the core plate 230 is embedded into a concave cavity at the lower end of the upper die plate 120, a cavity enclosed between the cavity plate 130 and the core plate 230 forms a cavity for forming the dust cup A, and a lower port of the main runner 150 leads to the cavity; side mechanism 300 of loosing core, have two and set up respectively in the both sides of lower bolster 220, including side cylinder 310 of loosing core and side shield 320, the core plate 230 comprises middle core 231 and two core splint 232 that surround the core 231 setting, both sides mechanism 300 of loosing core is used for loosing core to two core splint 232 respectively, the fixed slide 240 that is provided with of lower extreme of core splint 232, the piston rod of side cylinder 310 of loosing core links to each other with slide 240, side shield 320 sets up on the lateral wall of lower bolster 220, after the cylinder 310 of loosing core pulls slide 240 outwards to slide the certain distance, restriction slide 240 continues to slide.

During injection molding, the upper mold 100 and the lower mold 200 are closed, then the heated and melted plastic is injected into an injection port on the upper mold base plate 110 from an injection molding machine at high pressure, flows into a cavity through the main runner 150, and is finally cooled and molded; wherein, for improving the side efficiency of loosing core, and then improve production efficiency, be provided with two side mechanisms 300 of loosing core to this, and with side mechanism 300 of loosing core set up to including side cylinder 310 and side shield 320 of loosing core, set up core plate 230 to middle core 231 and surround two core splint 232 that core 231 set up, be provided with integrative slide 240 in the below of core splint 232, after the drawing of patterns, the piston rod on the cylinder 310 of loosing core of drive side outwards removes, make slide 240 outwards slide, and then make two core splint 232 outwards break away from core 231, make injection moulding's dirt cup A expose, take out dirt cup A through the manual work at last can, it is very convenient, and is efficient.

The side baffle 320 is an L-shaped plate, and comprises a connecting plate 321 and a baffle 322, wherein the connecting plate 321 is transversely arranged, the baffle 322 is vertically arranged, the connecting plate 321 is arranged on the lower template 220, a piston rod of the side core pulling cylinder 310 passes through the baffle 322 and then passes through the upper part of the connecting plate 321 and extends to the sliding seat 240, and the upper end surface of the connecting plate 321 forms a sliding surface for the sliding seat 240 to slide. The side baffle 320 is used for limiting the sliding distance of the sliding seat 240, namely limiting the outward movement distance of the core clamping plate 232, and the side baffle 320 is set to be of an L-shaped structure, so that the limiting effect can be achieved, and the structure is simple and very practical.

In this embodiment, the injection mold further includes a first cooling mechanism 400 disposed in the core 231 and a second cooling mechanism 500 disposed in the core clamp plate 232, wherein the first cooling mechanism 400 is used for cooling the inner wall of the dust cup a, and the second cooling mechanism 500 is used for cooling the outer wall of the dust cup a.

Because dirt cup A structure is great, and cooling rate is slower, for can making the injection molding cool off fast, and then improve injection efficiency, to this the utility model discloses be provided with and be used for carrying out refrigerated first cooling body 400 and be used for carrying out refrigerated second cooling body 500 to dirt cup A's outer wall to dirt cup A's inner wall.

As shown in fig. 3, 4 and 5, the first cooling mechanism 400 includes a first water inlet pipe 410, a first water outlet pipe 420 and first cooling channels, outer ports of the first water inlet pipe 410 and the first water outlet pipe 420 are disposed at one side of the lower mold plate 220, the first cooling channels 430 are disposed in a vertical direction, five first cooling channels 430 are circumferentially and uniformly distributed in the mold core 231, lower ports of adjacent first cooling channels 430 are sequentially communicated, but the head and tail first cooling channels 430 are not communicated, an inner port of the first water inlet pipe 410 is communicated with the head first cooling channel 430, and an inner port of the first water outlet pipe 420 is communicated with the tail first cooling channel 430.

Through to first inlet channel 410 water injection, water flow to with the first cooling runner 430 that the inner port of first inlet channel 410 links to each other afterwards on, because adjacent first cooling runner 430 communicates in proper order, therefore water can flow into in each first cooling runner 430 in proper order to cool off the inner wall of dirt cup A, flow to first outlet conduit 420 from the lower port of the first cooling runner 430 of afterbody at last, and flow out, advance through continuous cold water, the radiating water goes out, thereby make the quick cooling of injection molding.

In this embodiment, as shown in fig. 3, 4, 6 and 7, two second cooling mechanisms 500 are respectively disposed in the two core clamping plates 232, each second cooling mechanism 500 includes five second water inlet pipes 510, two second water outlet pipes 520 and two second cooling channels 530, the outer ports of the second water inlet pipes 510 and the second water outlet pipes 520 are disposed at the side end of the lower mold plate 220, and the second cooling channels 530 are disposed around the mold core 231, the upper ports of the second cooling channels 530 are sequentially communicated through a connecting pipe 540 disposed transversely, the inner port of the second water inlet pipe 510 is communicated with the lower port of one of the second cooling channels 530, and the inner port of the second water outlet pipe 520 is communicated with the lower port of the other second cooling channel 530.

By injecting water into the second water inlet pipe 510, and then the water flows to the second cooling flow channels 530 connected to the inner ports of the second water inlet pipe 510 and flows to the upper end portions of the second cooling flow channels 530, because the second cooling flow channels 530 are communicated through the connecting pipes 540, the water sequentially flows into the second cooling flow channels 530 and cools the inner wall of the dust cup a, and finally flows from the lower port of one of the second cooling flow channels 530 to the second water outlet pipe 520 and flows out, and through the continuous inflow of cold water and outflow of heat dissipation water, the injection molded part is rapidly cooled.

The above embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained based on the above embodiments by those skilled in the art without any creative work shall fall within the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (7)

1. The utility model provides an easy dust catcher dirt cup injection mold who takes off mould which characterized in that: the injection molding die comprises an upper die (100), wherein the upper die (100) comprises an upper die base plate (110) and an upper die plate (120) which are sequentially arranged from top to bottom, an injection molding sprue (140) is arranged on the upper die base plate (110), the lower end surface of the upper die plate (120) is a concave surface, a cavity plate (130) is arranged on the concave surface, and a main runner (150) is arranged on the upper die plate (120), the upper end of the main runner is communicated with the injection molding sprue (140), the lower end of the main runner extends downwards and penetrates through the cavity plate (130); the lower die (200) is arranged below the cavity plate (130) and comprises a lower die base plate (210), a lower die plate (220) and a core plate (230) which are sequentially arranged from bottom to top, after the upper die (100) and the lower die (200) are closed, the core plate (230) is embedded into a concave cavity at the lower end of the upper die plate (120), a cavity enclosed between the cavity plate (130) and the core plate (230) forms a cavity for forming a dust cup (A), and a lower port of the main runner (150) leads to the cavity; side mechanism of loosing core (300), have two and set up respectively in the both sides of lower bolster (220), including side cylinder of loosing core (310) and side shield (320), core (230) comprise core (231) in the middle of and two core splint (232) that surround core (231) and set up, two side mechanism of loosing core (300) are used for two respectively core splint (232) are loosed core, the fixed slide (240) that is provided with of lower extreme of core splint (232), the piston rod of side cylinder of loosing core (310) with slide (240) link to each other, side shield (320) set up in on the lateral wall of lower bolster (220) side cylinder of loosing core (310) pulling slide (240) outwards slide after the certain distance, the restriction slide (240) continue to slide.

2. The easy-to-release dust cup injection mold of the dust collector as claimed in claim 1, wherein: side shield (320) are the L template, and including connecting plate (321) and the baffle (322) of vertical setting that transversely set up, connecting plate (321) set up in on lower bolster (220), the piston rod of side air cylinder (310) of loosing core passes behind baffle (322) by the top process of connecting plate (321) and extend to on slide (240), the up end of connecting plate (321) forms the confession slide face that slide (240) are gliding.

3. The easy-to-release dust cup injection mold of the dust collector as claimed in claim 1, wherein: the injection mold further comprises a first cooling mechanism (400) arranged in the mold core (231) and a second cooling mechanism (500) arranged in the mold core clamping plate (232), the first cooling mechanism (400) is used for cooling the inner wall of the dust cup (A), and the second cooling mechanism (500) is used for cooling the outer wall of the dust cup (A).

4. The easy-to-demold dust cup injection mold of claim 3, wherein: the first cooling mechanism (400) comprises a first water inlet pipeline (410), a first water outlet pipeline (420) and a first cooling flow channel, the outer ports of the first water inlet pipeline (410) and the first water outlet pipeline (420) are arranged on one side of the lower template (220), the first cooling flow channel (430) is arranged in the vertical direction, the first cooling flow channel (430) is multiple and circumferentially and uniformly distributed in the mold core (231), the lower ports of the first cooling flow channel (430) are adjacent to each other and are sequentially communicated, but the first cooling flow channel (430) on the head part and the first cooling flow channel on the tail part are not communicated, the inner port of the first water inlet pipeline (410) is communicated with the first cooling flow channel (430) on the head part, and the inner port of the first water outlet pipeline (420) is communicated with the first cooling flow channel (430) on the tail part.

5. The easy-to-demold dust cup injection mold of claim 4, wherein: five first cooling channels (430) are provided.

6. The easy-to-demold dust cup injection mold of claim 3, wherein: the number of the second cooling mechanisms (500) is two, the second cooling mechanisms (500) are respectively arranged in the two core clamping plates (232), each second cooling mechanism (500) comprises a second water inlet pipeline (510), a second water outlet pipeline (520) and a second cooling runner (530), the outer ports of the second water inlet pipelines (510) and the second water outlet pipelines (520) are arranged at the side end of the lower template (220), the second cooling runners (530) are multiple and arranged around the core (231), the upper ports of the second cooling runners (530) are sequentially communicated through a transversely arranged connecting pipeline (540), the inner port of the second water inlet pipeline (510) is communicated with the lower port of one of the second cooling runners (530), and the inner port of the second water outlet pipeline (520) is communicated with the lower port of the other second cooling runner (530).

7. The easy-to-release dust cup injection mold of the dust collector as claimed in claim 6, wherein: five second cooling flow channels (530) are provided.

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